Merge pull request #1525 from PurpleI2P/openssl

recent changes

ChangeLog

@@ -1,6 +1,56 @@
 # for this file format description,
 # see https://github.com/olivierlacan/keep-a-changelog
 
+## [2.32.0] - 2020-05-25
+### Added
+- Multiple encryption types for local destinations
+- Next key and tagset for ECIES-X25519-AEAD-Ratchet
+- NTCP2 through SOCKS proxy
+- Throw error message if any port to bind is occupied
+- gzip parameter for UDP tunnels
+- Show ECIES-X25519-AEAD-Ratchet sessions and tags on the web console
+- Simplified implementation of gzip for no compression mode
+- Allow ECIES-X25519-AEAD-Ratchet session restart after 2 minutes
+- Added logrotate config for rpm package
+### Changed
+- Select peers for client tunnels among routers >= 0.9.36
+- Check ECIES flag for encrypted lookup reply
+- Streaming MTU size 1812 for ECIES-X25519-AEAD-Ratchet
+- Don't calculate checksum for Data message send through ECIES-X25519-AEAD-Ratchet
+- Catch network connectivity status for Windows
+- Stop as soon as no more transit tunnels during graceful shutdown for Android
+- RouterInfo gzip compression level depends on size
+- Send response to received datagram from ECIES-X25519-AEAD-Ratchet session
+- Update webconsole functional
+- Increased max transit tunnels limit
+- Reseeds list
+- Dropped windows support in cmake
+### Fixed
+- Correct timestamp check for LeaseSet2
+- Encrypted leaseset without authentication
+- Change SOCKS proxy connection response for clients without socks5h support (#1336)
+
+## [2.31.0] - 2020-04-10
+### Added
+- NTCP2 through HTTP proxy
+- Publish LeaseSet2 for I2CP destinations
+- Show status page on main activity for android
+- Handle ECIESFlag in DatabaseLookup at floodfill
+- C++17 features for eligible compilers
+### Changed
+- Droped Websockets and Lua support
+- Send DeliveryStatusMsg for LeaseSet for ECIES-X25519-AEAD-Ratchet
+- Keep sending new session reply until established for ECIES-X25519-AEAD-Ratchet
+- Updated SSU log messages
+- Reopen SSU socket on exception
+- Security hardening headers in web console
+- Various web console changes
+- Various QT changes
+### Fixed
+- NTCP2 socket descriptors leak
+- Race condition with router's identity in transport sessions
+- Not terminated streams remain forever
+
 ## [2.30.0] - 2020-02-25
 ### Added
 - Single threaded SAM

Makefile

@@ -41,7 +41,7 @@ else ifneq (, $(findstring freebsd, $(SYS))$(findstring openbsd, $(SYS)))
 	DAEMON_SRC += $(DAEMON_SRC_DIR)/UnixDaemon.cpp
 	include Makefile.bsd
 else ifneq (, $(findstring mingw, $(SYS))$(findstring cygwin, $(SYS)))
-	DAEMON_SRC += Win32/DaemonWin32.cpp Win32/Win32Service.cpp Win32/Win32App.cpp
+	DAEMON_SRC += Win32/DaemonWin32.cpp Win32/Win32Service.cpp Win32/Win32App.cpp Win32/Win32NetState.cpp
 	include Makefile.mingw
 else # not supported
 	$(error Not supported platform)

Makefile.linux

@@ -20,7 +20,7 @@ else ifeq ($(shell expr match ${CXXVER} "4\.[7-9]"),3) # gcc 4.7 - 4.9
 else ifeq ($(shell expr match ${CXXVER} "[5-6]"),1) # gcc 5 - 6
 	NEEDED_CXXFLAGS += -std=c++11
 	LDLIBS = -latomic
-else ifeq ($(shell expr match ${CXXVER} "[7-9]"),1) # gcc >= 7
+else ifeq ($(shell expr match ${CXXVER} "[1,7-9]"),1) # gcc >= 7
 	NEEDED_CXXFLAGS += -std=c++17
 	LDLIBS = -latomic
 else # not supported

Makefile.mingw

@@ -2,10 +2,19 @@ USE_WIN32_APP=yes
 CXX = g++
 WINDRES = windres
 CXXFLAGS := ${CXX_DEBUG} -D_MT -DWIN32 -D_WINDOWS -DWIN32_LEAN_AND_MEAN
-NEEDED_CXXFLAGS = -std=c++11
 INCFLAGS = -Idaemon -I.
 LDFLAGS := ${LD_DEBUG} -Wl,-Bstatic -static-libgcc -static-libstdc++
 
+# detect proper flag for c++11 support by compilers
+CXXVER := $(shell $(CXX) -dumpversion)
+ifeq ($(shell expr match ${CXXVER} "[4]\.[7-9]\|4\.1[0-9]\|[5-6]"),4) # gcc 4.7 - 6
+	NEEDED_CXXFLAGS += -std=c++11
+else ifeq ($(shell expr match ${CXXVER} "[1,7-9]"),1) # gcc >= 7
+	NEEDED_CXXFLAGS += -std=c++17
+else # not supported
+$(error Compiler too old)
+endif
+
 # Boost libraries suffix
 BOOST_SUFFIX = -mt
 
@@ -27,6 +36,8 @@ LDLIBS += \
 	-lws2_32 \
 	-lgdi32 \
 	-liphlpapi \
+	-lole32 \
+	-luuid \
 	-lstdc++ \
 	-lpthread
 

README.md

@@ -2,6 +2,7 @@
 [![Snapcraft release](https://snapcraft.io/i2pd/badge.svg)](https://snapcraft.io/i2pd)
 [![License](https://img.shields.io/github/license/PurpleI2P/i2pd.svg)](https://github.com/PurpleI2P/i2pd/blob/openssl/LICENSE)
 [![Packaging status](https://repology.org/badge/tiny-repos/i2pd.svg)](https://repology.org/project/i2pd/versions)
+[![Docker Pulls](https://img.shields.io/docker/pulls/purplei2p/i2pd)](https://hub.docker.com/r/purplei2p/i2pd)
 
 i2pd
 ====
@@ -68,7 +69,7 @@ Build instructions:
   * Alpine, ArchLinux, openSUSE, Gentoo, Debian, Ubuntu, etc.
 * Windows - [![Build status](https://ci.appveyor.com/api/projects/status/1908qe4p48ff1x23?svg=true)](https://ci.appveyor.com/project/PurpleI2P/i2pd)
 * Mac OS X - [![Build Status](https://travis-ci.org/PurpleI2P/i2pd.svg?branch=openssl)](https://travis-ci.org/PurpleI2P/i2pd)
-* Docker image - [![Build Status](https://dockerbuildbadges.quelltext.eu/status.svg?organization=meeh&repository=i2pd)](https://hub.docker.com/r/meeh/i2pd/builds/)
+* Docker image - [![Build Status](https://img.shields.io/docker/cloud/build/purplei2p/i2pd)](https://hub.docker.com/r/purplei2p/i2pd/builds/)
 * Snap - [![Snap Status](https://build.snapcraft.io/badge/PurpleI2P/i2pd-snap.svg)](https://build.snapcraft.io/user/PurpleI2P/i2pd-snap)
 * FreeBSD
 * Android

Win32/DaemonWin32.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <thread>
 #include <clocale>
 #include "Config.h"
@@ -8,6 +16,7 @@
 #ifdef _WIN32
 #include "Win32/Win32Service.h"
 #ifdef WIN32_APP
+#include <windows.h>
 #include "Win32/Win32App.h"
 #endif
 
@@ -23,6 +32,11 @@ namespace util
 		setlocale(LC_ALL, "Russian");
 		setlocale(LC_TIME, "C");
 
+		i2p::log::SetThrowFunction ([](const std::string& s)
+			{
+				MessageBox(0, TEXT(s.c_str ()), TEXT("i2pd"), MB_ICONERROR | MB_TASKMODAL | MB_OK );
+			});
+
 		if (!Daemon_Singleton::init(argc, argv))
 			return false;
 

Win32/Win32App.cpp

@@ -1,3 +1,12 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
+#include <stdio.h>
 #include <string.h>
 #include <windows.h>
 #include <shellapi.h>
@@ -11,7 +20,7 @@
 #include "resource.h"
 #include "Daemon.h"
 #include "Win32App.h"
-#include <stdio.h>
+#include "Win32NetState.h"
 
 #define ID_ABOUT 2000
 #define ID_EXIT 2001
@@ -338,11 +347,6 @@ namespace win32
 						PostMessage (hWnd, WM_CLOSE, 0, 0); // exit
 						return 0;
 					}
-					case FRAME_UPDATE_TIMER:
-					{
-						InvalidateRect(hWnd, NULL, TRUE);
-						return 0;
-					}
 					case IDT_GRACEFUL_TUNNELCHECK_TIMER:
 					{
 						if (i2p::tunnel::tunnels.CountTransitTunnels() == 0)
@@ -351,6 +355,11 @@ namespace win32
 							SetTimer (hWnd, IDT_GRACEFUL_TUNNELCHECK_TIMER, 1000, nullptr);
 						return 0;
 					}
+					case FRAME_UPDATE_TIMER:
+					{
+						InvalidateRect(hWnd, NULL, TRUE);
+						return 0;
+					}
 				}
 				break;
 			}
@@ -411,6 +420,7 @@ namespace win32
 			MessageBox(NULL, "Failed to create main window", TEXT("Warning!"), MB_ICONERROR | MB_OK | MB_TOPMOST);
 			return false;
 		}
+		SubscribeToEvents();
 		return true;
 	}
 
@@ -430,6 +440,7 @@ namespace win32
 		HWND hWnd = FindWindow (I2PD_WIN32_CLASSNAME, TEXT("i2pd"));
 		if (hWnd)
 			PostMessage (hWnd, WM_COMMAND, MAKEWPARAM(ID_EXIT, 0), 0);
+		// UnSubscribeFromEvents(); // TODO: understand why unsubscribing crashes app
 		UnregisterClass (I2PD_WIN32_CLASSNAME, GetModuleHandle(NULL));
 	}
 
@@ -448,6 +459,5 @@ namespace win32
 			PostMessage (hWnd, WM_COMMAND, MAKEWPARAM(ID_STOP_GRACEFUL_SHUTDOWN, 0), 0);
 		return hWnd;
 	}
-
 }
 }

Win32/Win32App.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef WIN32APP_H__
 #define WIN32APP_H__
 

Win32/Win32NetState.cpp

@@ -0,0 +1,86 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
+#if WINVER != 0x0501 // supported since Vista
+#include "Win32NetState.h"
+#include <windows.h>
+#include "Log.h"
+
+IUnknown *pUnknown = nullptr;
+INetworkListManager *pNetworkListManager = nullptr;
+IConnectionPointContainer *pCPContainer = nullptr;
+IConnectionPoint *pConnectPoint = nullptr;
+DWORD Cookie = 0;
+
+void SubscribeToEvents()
+{
+	LogPrint(eLogInfo, "NetState: Trying to subscribe to NetworkListManagerEvents");
+	CoInitialize(NULL);
+
+	HRESULT Result = CoCreateInstance(CLSID_NetworkListManager, NULL, CLSCTX_ALL, IID_IUnknown, (void **)&pUnknown);
+	if (SUCCEEDED(Result))
+	{
+		Result = pUnknown->QueryInterface(IID_INetworkListManager, (void **)&pNetworkListManager);
+		if (SUCCEEDED(Result))
+		{
+			VARIANT_BOOL IsConnect = VARIANT_FALSE;
+			Result = pNetworkListManager->IsConnectedToInternet(&IsConnect);
+			if (SUCCEEDED(Result)) {
+				i2p::transport::transports.SetOnline (true);
+				LogPrint(eLogInfo, "NetState: current state: ", IsConnect == VARIANT_TRUE ? "connected" : "disconnected");
+			}
+
+			Result = pNetworkListManager->QueryInterface(IID_IConnectionPointContainer, (void **)&pCPContainer);
+			if (SUCCEEDED(Result))
+			{
+				Result = pCPContainer->FindConnectionPoint(IID_INetworkListManagerEvents, &pConnectPoint);
+				if(SUCCEEDED(Result))
+				{
+					CNetworkListManagerEvent *NetEvent = new CNetworkListManagerEvent;
+					Result = pConnectPoint->Advise((IUnknown *)NetEvent, &Cookie);
+					if (SUCCEEDED(Result))
+						LogPrint(eLogInfo, "NetState: Successfully subscribed to NetworkListManagerEvent messages");
+					else
+						LogPrint(eLogError, "NetState: Unable to subscribe to NetworkListManagerEvent messages");
+				} else
+					LogPrint(eLogError, "NetState: Unable to find interface connection point");
+			} else
+				LogPrint(eLogError, "NetState: Unable to query NetworkListManager interface");
+		} else
+			LogPrint(eLogError, "NetState: Unable to query global interface");
+	} else
+		LogPrint(eLogError, "NetState: Unable to create INetworkListManager interface");
+}
+
+void UnSubscribeFromEvents()
+{
+	try
+	{
+		if (pConnectPoint) {
+			pConnectPoint->Unadvise(Cookie);
+			pConnectPoint->Release();
+		}
+
+		if (pCPContainer)
+			pCPContainer->Release();
+
+		if (pNetworkListManager)
+			pNetworkListManager->Release();
+
+		if (pUnknown)
+			pUnknown->Release();
+
+		CoUninitialize();
+	}
+	catch (std::exception& ex)
+	{
+		LogPrint (eLogError, "NetState: received exception: ", ex.what ());
+	}
+}
+
+#endif // WINVER

Win32/Win32NetState.h

@@ -0,0 +1,93 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
+#ifndef WIN_32_NETSTATE_H__
+#define WIN_32_NETSTATE_H__
+
+#if WINVER != 0x0501 // supported since Vista
+#include <netlistmgr.h>
+#include <ocidl.h>
+#include "Log.h"
+#include "Transports.h"
+
+class CNetworkListManagerEvent : public INetworkListManagerEvents
+{
+public:
+	CNetworkListManagerEvent() : m_ref(1) { }
+	~CNetworkListManagerEvent() { }
+
+	HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppvObject)
+	{
+		HRESULT Result = S_OK;
+		if (IsEqualIID(riid, IID_IUnknown)) {
+			*ppvObject = (IUnknown *)this;
+		} else if (IsEqualIID(riid ,IID_INetworkListManagerEvents)) {
+			*ppvObject = (INetworkListManagerEvents *)this;
+		} else {
+			Result = E_NOINTERFACE;
+		}
+
+		return Result;
+	}
+
+	ULONG STDMETHODCALLTYPE AddRef()
+	{
+		return (ULONG)InterlockedIncrement(&m_ref);
+	}
+
+	ULONG STDMETHODCALLTYPE Release()
+	{
+		LONG Result = InterlockedDecrement(&m_ref);
+		if (Result == 0)
+			delete this;
+		return (ULONG)Result;
+	}
+
+	virtual HRESULT STDMETHODCALLTYPE ConnectivityChanged(NLM_CONNECTIVITY newConnectivity)
+	{
+		if (newConnectivity == NLM_CONNECTIVITY_DISCONNECTED) {
+			i2p::transport::transports.SetOnline (false);
+			LogPrint(eLogInfo, "NetState: disconnected from network");
+		}
+
+		if (((int)newConnectivity & (int)NLM_CONNECTIVITY_IPV4_INTERNET) != 0) {
+			i2p::transport::transports.SetOnline (true);
+			LogPrint(eLogInfo, "NetState: connected to internet with IPv4 capability");
+		}
+
+		if (((int)newConnectivity & (int)NLM_CONNECTIVITY_IPV6_INTERNET) != 0) {
+			i2p::transport::transports.SetOnline (true);
+			LogPrint(eLogInfo, "NetState: connected to internet with IPv6 capability");
+		}
+
+		if (
+			(((int)newConnectivity & (int)NLM_CONNECTIVITY_IPV4_INTERNET) == 0) &&
+			(((int)newConnectivity & (int)NLM_CONNECTIVITY_IPV6_INTERNET) == 0)
+		) {
+			i2p::transport::transports.SetOnline (false);
+			LogPrint(eLogInfo, "NetState: connected without internet access");
+		}
+
+		return S_OK;
+	}
+
+private:
+
+	LONG m_ref;
+};
+
+void SubscribeToEvents();
+void UnSubscribeFromEvents();
+
+#else // WINVER == 0x0501
+
+void SubscribeToEvents() { }
+void UnSubscribeFromEvents() { }
+
+#endif // WINVER
+#endif

Win32/Win32Service.cpp

@@ -1,10 +1,18 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifdef _WIN32
 #define _CRT_SECURE_NO_WARNINGS // to use freopen
 #endif
 
 #include "Win32Service.h"
 #include <assert.h>
-#include <strsafe.h>
+//#include <strsafe.h>
 #include <windows.h>
 
 #include "Daemon.h"

Win32/Win32Service.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef WIN_32_SERVICE_H__
 #define WIN_32_SERVICE_H__
 
@@ -26,48 +34,48 @@
 
 class I2PService
 {
-public:
+	public:
 
-	I2PService(PSTR pszServiceName,
-		BOOL fCanStop = TRUE,
-		BOOL fCanShutdown = TRUE,
-		BOOL fCanPauseContinue = FALSE);
+		I2PService(PSTR pszServiceName,
+			BOOL fCanStop = TRUE,
+			BOOL fCanShutdown = TRUE,
+			BOOL fCanPauseContinue = FALSE);
 
-	virtual ~I2PService(void);
+		virtual ~I2PService(void);
 
-	static BOOL isService();
-	static BOOL Run(I2PService &service);
-	void Stop();
+		static BOOL isService();
+		static BOOL Run(I2PService &service);
+		void Stop();
 
-protected:
+	protected:
 
-	virtual void OnStart(DWORD dwArgc, PSTR *pszArgv);
-	virtual void OnStop();
-	virtual void OnPause();
-	virtual void OnContinue();
-	virtual void OnShutdown();
-	void SetServiceStatus(DWORD dwCurrentState,
-		DWORD dwWin32ExitCode = NO_ERROR,
-		DWORD dwWaitHint = 0);
+		virtual void OnStart(DWORD dwArgc, PSTR *pszArgv);
+		virtual void OnStop();
+		virtual void OnPause();
+		virtual void OnContinue();
+		virtual void OnShutdown();
+		void SetServiceStatus(DWORD dwCurrentState,
+			DWORD dwWin32ExitCode = NO_ERROR,
+			DWORD dwWaitHint = 0);
 
-private:
+	private:
 
-	static void WINAPI ServiceMain(DWORD dwArgc, LPSTR *lpszArgv);
-	static void WINAPI ServiceCtrlHandler(DWORD dwCtrl);
-	void WorkerThread();
-	void Start(DWORD dwArgc, PSTR *pszArgv);
-	void Pause();
-	void Continue();
-	void Shutdown();
-	static I2PService* s_service;
-	PSTR m_name;
-	SERVICE_STATUS m_status;
-	SERVICE_STATUS_HANDLE m_statusHandle;
+		static void WINAPI ServiceMain(DWORD dwArgc, LPSTR *lpszArgv);
+		static void WINAPI ServiceCtrlHandler(DWORD dwCtrl);
+		void WorkerThread();
+		void Start(DWORD dwArgc, PSTR *pszArgv);
+		void Pause();
+		void Continue();
+		void Shutdown();
+		static I2PService* s_service;
+		PSTR m_name;
+		SERVICE_STATUS m_status;
+		SERVICE_STATUS_HANDLE m_statusHandle;
 
-	BOOL m_fStopping;
-	HANDLE m_hStoppedEvent;
+		BOOL m_fStopping;
+		HANDLE m_hStoppedEvent;
 
-	std::thread* _worker;
+		std::thread* _worker;
 };
 
 void InstallService(
@@ -77,7 +85,7 @@ void InstallService(
 	PCSTR pszDependencies,
 	PCSTR pszAccount,
 	PCSTR pszPassword
-	);
+);
 
 void UninstallService(PCSTR pszServiceName);
 

Win32/installer.iss

@@ -1,5 +1,5 @@
 #define I2Pd_AppName "i2pd"
-#define I2Pd_ver "2.30.0"
+#define I2Pd_ver "2.32.0"
 #define I2Pd_Publisher "PurpleI2P"
 
 [Setup]

Win32/resource.h

@@ -1,11 +1,11 @@
 //{{NO_DEPENDENCIES}}
-#define MAINICON						101
+#define MAINICON                  101
 
 #ifdef APSTUDIO_INVOKED
 #ifndef APSTUDIO_READONLY_SYMBOLS
-#define _APS_NEXT_RESOURCE_VALUE		102
-#define _APS_NEXT_COMMAND_VALUE			40001
-#define _APS_NEXT_CONTROL_VALUE			1001
-#define _APS_NEXT_SYMED_VALUE			101
+#define _APS_NEXT_RESOURCE_VALUE  102
+#define _APS_NEXT_COMMAND_VALUE   40001
+#define _APS_NEXT_CONTROL_VALUE   1001
+#define _APS_NEXT_SYMED_VALUE     101
 #endif
 #endif

android/.gitignore

@@ -4,6 +4,7 @@ bin
 libs
 log*
 obj
+.cxx
 .gradle
 .idea
 .externalNativeBuild
@@ -14,3 +15,4 @@ android.iml
 build
 *.iml
 *.local
+*.jks

android/AndroidManifest.xml

@@ -17,8 +17,9 @@
         android:label="@string/app_name"
         android:theme="@android:style/Theme.Holo.Light.DarkActionBar"
         android:requestLegacyExternalStorage="true"
-	android:usesCleartextTraffic="true"
+        android:usesCleartextTraffic="true"
         >
+
         <receiver android:name=".NetworkStateChangeReceiver">
             <intent-filter>
                 <action android:name="android.net.conn.CONNECTIVITY_CHANGE" />
@@ -30,10 +31,10 @@
             android:label="@string/app_name">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
-
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+
         <activity
             android:name=".I2PDActivity"
             android:label="@string/app_name" />

android/assets/i2pd.conf

@@ -42,6 +42,8 @@ inbound.quantity = 5
 outbound.length = 1
 outbound.quantity = 5
 signaturetype=7
+i2cp.leaseSetType=3
+i2cp.leaseSetEncType=0,4
 keys = proxy-keys.dat
 # addresshelper = true
 # outproxy = http://false.i2p

android/build.gradle

@@ -30,8 +30,8 @@ android {
         applicationId "org.purplei2p.i2pd"
         targetSdkVersion 29
         minSdkVersion 14
-        versionCode 2300
-        versionName "2.30.0"
+        versionCode 2320
+        versionName "2.32.0"
         setProperty("archivesBaseName", archivesBaseName + "-" + versionName)
         ndk {
             abiFilters 'armeabi-v7a'

android/jni/DaemonAndroid.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <iostream>
 #include <chrono>
 #include <thread>

android/jni/DaemonAndroid.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef DAEMON_ANDROID_H
 #define DAEMON_ANDROID_H
 

android/jni/i2pd_android.cpp

@@ -1,8 +1,18 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <jni.h>
 #include "org_purplei2p_i2pd_I2PD_JNI.h"
 #include "DaemonAndroid.h"
 #include "RouterContext.h"
+#include "ClientContext.h"
 #include "Transports.h"
+#include "Tunnel.h"
 
 JNIEXPORT jstring JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_getABICompiledWith
 	(JNIEnv *env, jclass clazz) {
@@ -61,6 +71,11 @@ JNIEXPORT void JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_startAcceptingTunnels
 	i2p::context.SetAcceptsTunnels (true);
 }
 
+JNIEXPORT void JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_reloadTunnelsConfigs
+	(JNIEnv *env, jclass clazz) {
+	i2p::client::context.ReloadConfig();
+}
+
 JNIEXPORT void JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_onNetworkStateChanged
 	(JNIEnv *env, jclass clazz, jboolean isConnected) {
 	bool isConnectedBool = (bool) isConnected;
@@ -92,3 +107,8 @@ JNIEXPORT void JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_setDataDir
 	// Set DataDir
 	i2p::android::SetDataDir(dataDir);
 }
+
+JNIEXPORT jint JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_GetTransitTunnelsCount
+	(JNIEnv *env, jclass clazz) {
+	return i2p::tunnel::tunnels.CountTransitTunnels();
+}

android/jni/org_purplei2p_i2pd_I2PD_JNI.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 /* DO NOT EDIT THIS FILE - it is machine generated */
 #include <jni.h>
 /* Header for class org_purplei2p_i2pd_I2PD_JNI */
@@ -27,12 +35,18 @@ JNIEXPORT void JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_stopAcceptingTunnels
 JNIEXPORT void JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_startAcceptingTunnels
 	(JNIEnv *, jclass);
 
+JNIEXPORT void JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_reloadTunnelsConfigs
+	(JNIEnv *, jclass);
+
 JNIEXPORT void JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_onNetworkStateChanged
 	(JNIEnv * env, jclass clazz, jboolean isConnected);
 
 JNIEXPORT void JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_setDataDir
 	(JNIEnv *env, jclass clazz, jstring jdataDir);
 
+JNIEXPORT jint JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_GetTransitTunnelsCount
+	(JNIEnv *, jclass);
+
 #ifdef __cplusplus
 }
 #endif

android/res/layout/activity_perms_asker.xml

@@ -15,13 +15,12 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginBottom="@dimen/horizontal_page_margin"
-        android:visibility="gone"
-        />
+        android:visibility="gone" />
 
     <Button
         android:id="@+id/button_request_write_ext_storage_perms"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="Retry requesting the SD card write permissions"
-        android:visibility="gone"/>
+        android:text="@string/retryPermRequest"
+        android:visibility="gone" />
 </LinearLayout>

android/res/layout/activity_perms_explanation.xml

@@ -15,13 +15,11 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginBottom="@dimen/horizontal_page_margin"
-        android:text="SD card write access is required to write the keys and other files to the I2PD folder on SD card."
-        />
+        android:text="@string/permRequired" />
 
     <Button
         android:id="@+id/button_ok"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="OK"
-        />
+        android:text="@string/ok" />
 </LinearLayout>

android/res/layout/webview.xml

@@ -5,9 +5,8 @@
     android:layout_height="fill_parent"
     tools:context=".I2PDActivity">
 
-<WebView
-	android:id="@+id/webview1"
-	android:layout_width="fill_parent"
-	android:layout_height="fill_parent"/>
-
+    <WebView
+        android:id="@+id/webview1"
+        android:layout_width="fill_parent"
+        android:layout_height="fill_parent" />
 </LinearLayout>

android/res/menu/options_main.xml

@@ -3,23 +3,29 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     tools:context=".I2PDActivity">
-    <group android:id="@+id/group_i2pd_control" >
+
+    <group android:id="@+id/group_various">
         <item
-            android:id="@+id/action_stop"
-            android:orderInCategory="99"
-            android:title="@string/action_stop" />
+            android:id="@+id/action_battery_otimizations"
+            android:title="@string/menu_item_battery_optimizations_str" />
+    </group>
+
+    <group android:id="@+id/group_i2pd_control">
+        <item
+            android:id="@+id/action_start_webview"
+            android:orderInCategory="96"
+            android:title="@string/action_start_webview" />
+        <item
+            android:id="@+id/action_reload_tunnels_config"
+            android:orderInCategory="97"
+            android:title="@string/action_reload_tunnels_config" />
         <item
             android:id="@+id/action_graceful_stop"
             android:orderInCategory="98"
             android:title="@string/action_graceful_stop" />
         <item
-            android:id="@+id/action_start_webview"
-            android:orderInCategory="97"
-            android:title="@string/action_start_webview" />
-    </group>
-    <group android:id="@+id/group_various" >
-        <item
-            android:id="@+id/action_battery_otimizations"
-            android:title="@string/menu_item_battery_optimizations_str" />
+            android:id="@+id/action_stop"
+            android:orderInCategory="99"
+            android:title="@string/action_stop" />
     </group>
 </menu>

android/res/values-ru/strings.xml

@@ -1,28 +1,40 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <string name="app_name">i2pd</string>
+
     <string name="action_stop">Остановить</string>
     <string name="action_graceful_stop">Корректная остановка</string>
     <string name="action_cancel_graceful_stop">Отменить корректную остановку</string>
+    <string name="action_reload_tunnels_config">Перезагрузить туннели</string>
+    <string name="action_start_webview">Открыть Веб Консоль</string>
+
     <string name="graceful_stop_is_already_in_progress">Корректная остановка уже запущена</string>
     <string name="graceful_stop_is_in_progress">Корректная остановка запущена</string>
+    <string name="gracefulShutdownInProgress">Корректная остановка запущена</string>
+
     <string name="already_stopped">Уже остановлено</string>
     <string name="uninitialized">Приложение инициализируется</string>
     <string name="starting">Приложение запускается</string>
     <string name="jniLibraryLoaded">Загружены JNI библиотеки</string>
     <string name="startedOkay">Приложение запущено</string>
     <string name="startFailed">Запуск не удался</string>
-    <string name="gracefulShutdownInProgress">Корректная остановка запущена</string>
     <string name="stopped">Приложение было остановлено</string>
     <string name="remaining">осталось</string>
+
     <string name="title_activity_i2_pdperms_asker_prompt">Запрос</string>
     <string name="permDenied">Права для записи на SD карту отклонены, вам необходимо предоставить их для продолжения</string>
+    <string name="permRequired">Права на запись на SD карту необходимы для записи ключей и других файлов в папку I2PD на внутренней памяти.</string>
+    <string name="retryPermRequest">Повторить запрос прав на запись на SD карту</string>
+
     <string name="menu_item_battery_optimizations_str">Оптимизации аккумулятора</string>
     <string name="battery_optimizations_enabled">Оптимизации аккумулятора включены</string>
-    <string name="device_does_not_support_disabling_battery_optimizations">Ваша версия Андроид не поддерживает отключение оптимизаций аккумулятора</string>
     <string name="battery_optimizations_enabled_explained">Ваша операционная система осуществляет оптимизации расхода аккумулятора, которые могут приводить к выгрузке I2PD из памяти и прекращению его работы с целью сэкономить заряд аккумулятора.\nРекомендуется отключить эти оптимизации.</string>
-    <string name="battery_optimizations_enabled_dialog"   >Ваша операционная система осуществляет оптимизации расхода аккумулятора, которые могут приводить к выгрузке I2PD из памяти и прекращению его работы с целью сэкономить заряд аккумулятора.\n\nВам сейчас будет предложено разрешить отключение этих оптимизаций.</string>
+    <string name="battery_optimizations_enabled_dialog">Ваша операционная система осуществляет оптимизации расхода аккумулятора, которые могут приводить к выгрузке I2PD из памяти и прекращению его работы с целью сэкономить заряд аккумулятора.\n\nВам сейчас будет предложено разрешить отключение этих оптимизаций.</string>
     <string name="continue_str">Продолжить</string>
+    <string name="device_does_not_support_disabling_battery_optimizations">Ваша версия Андроид не поддерживает отключение оптимизаций аккумулятора</string>
     <string name="os_version_does_not_support_battery_optimizations_show_os_dialog_api">Ваша версия Андроид не поддерживает показ диалога об оптимизациях аккумулятора для приложений.</string>
+
     <string name="shutdown_canceled">Плановая остановка отменена</string>
+
+    <string name="tunnels_reloading">Перезагрузка конфигурации туннелей...</string>
 </resources>

android/res/values/strings.xml

@@ -1,29 +1,41 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources xmlns:tools="http://schemas.android.com/tools" tools:ignore="MissingTranslation">
     <string name="app_name">i2pd</string>
+
     <string name="action_stop">Stop</string>
     <string name="action_graceful_stop">Graceful Stop</string>
     <string name="action_cancel_graceful_stop">Cancel Graceful Stop</string>
+    <string name="action_reload_tunnels_config">Reload tunnels</string>
+    <string name="action_start_webview">Open Web Console</string>
+
     <string name="graceful_stop_is_already_in_progress">Graceful stop is already in progress</string>
     <string name="graceful_stop_is_in_progress">Graceful stop is in progress</string>
+    <string name="gracefulShutdownInProgress">Graceful shutdown in progress</string>
+
     <string name="already_stopped">Already stopped</string>
     <string name="uninitialized">Application initializing</string>
     <string name="starting">Application starting</string>
     <string name="jniLibraryLoaded">Loaded JNI libraries</string>
     <string name="startedOkay">Application Started</string>
     <string name="startFailed">Start failed</string>
-    <string name="gracefulShutdownInProgress">Graceful shutdown in progress</string>
     <string name="stopped">Application stopped</string>
     <string name="remaining">remaining</string>
+    <string name="ok">OK</string>
+
     <string name="title_activity_i2_pdperms_asker_prompt">Prompt</string>
     <string name="permDenied">SD card write permission denied, you need to allow this to continue</string>
+    <string name="permRequired">SD card write access is required to write the keys and other files to the I2PD folder on SD card.</string>
+    <string name="retryPermRequest">Retry requesting the SD card write permissions</string>
+
+    <string name="menu_item_battery_optimizations_str">Battery Optimizations</string>
     <string name="battery_optimizations_enabled">Battery optimizations enabled</string>
     <string name="battery_optimizations_enabled_explained">Your Android is doing some heavy battery optimizations on I2PD that might lead to daemon closing with no other reason.\nIt is recommended to allow disabling those battery optimizations.</string>
-    <string name="battery_optimizations_enabled_dialog"   >Your Android is doing some heavy battery optimizations on I2PD that might lead to daemon closing with no other reason.\n\nYou will now be asked to allow to disable those.</string>
+    <string name="battery_optimizations_enabled_dialog">Your Android is doing some heavy battery optimizations on I2PD that might lead to daemon closing with no other reason.\n\nYou will now be asked to allow to disable those.</string>
     <string name="continue_str">Continue</string>
     <string name="device_does_not_support_disabling_battery_optimizations">Your Android version does not support opting out of battery optimizations</string>
-    <string name="menu_item_battery_optimizations_str">Battery Optimizations</string>
     <string name="os_version_does_not_support_battery_optimizations_show_os_dialog_api">Your Android OS version does not support showing the dialog for battery optimizations for applications.</string>
+
     <string name="shutdown_canceled">Planned shutdown canceled</string>
-    <string name="action_start_webview">Start webview</string>
+
+    <string name="tunnels_reloading">Reloading tunnels config...</string>
 </resources>

android/src/org/purplei2p/i2pd/DaemonSingleton.java

@@ -10,36 +10,65 @@ import org.purplei2p.i2pd.R;
 public class DaemonSingleton {
 	private static final String TAG = "i2pd";
 	private static final DaemonSingleton instance = new DaemonSingleton();
-	public interface StateUpdateListener { void daemonStateUpdate(); }
+
+	public interface StateUpdateListener {
+		void daemonStateUpdate();
+	}
+
 	private final Set<StateUpdateListener> stateUpdateListeners = new HashSet<>();
 
-	public static DaemonSingleton getInstance() { return instance; }
+	public static DaemonSingleton getInstance() {
+		return instance;
+	}
 
-	public synchronized void addStateChangeListener(StateUpdateListener listener) { stateUpdateListeners.add(listener); }
-	public synchronized void removeStateChangeListener(StateUpdateListener listener) { stateUpdateListeners.remove(listener); }
+	public synchronized void addStateChangeListener(StateUpdateListener listener) {
+		stateUpdateListeners.add(listener);
+	}
+
+	public synchronized void removeStateChangeListener(StateUpdateListener listener) {
+		stateUpdateListeners.remove(listener);
+	}
 
 	private synchronized void setState(State newState) {
-		if(newState==null)throw new NullPointerException();
+		if (newState == null)
+			throw new NullPointerException();
+
 		State oldState = state;
-		if(oldState==null)throw new NullPointerException();
-		if(oldState.equals(newState))return;
-		state=newState;
+
+		if (oldState == null)
+			throw new NullPointerException();
+
+		if (oldState.equals(newState))
+			return;
+
+		state = newState;
 		fireStateUpdate1();
 	}
+
 	public synchronized void stopAcceptingTunnels() {
-		if(isStartedOkay()){
+		if (isStartedOkay()) {
 			setState(State.gracefulShutdownInProgress);
 			I2PD_JNI.stopAcceptingTunnels();
 		}
 	}
 
 	public synchronized void startAcceptingTunnels() {
-		if(isStartedOkay()){
+		if (isStartedOkay()) {
 			setState(State.startedOkay);
 			I2PD_JNI.startAcceptingTunnels();
 		}
 	}
 
+	public synchronized void reloadTunnelsConfigs() {
+		if (isStartedOkay()) {
+			I2PD_JNI.reloadTunnelsConfigs();
+		}
+	}
+
+	public synchronized int GetTransitTunnelsCount() {
+		return I2PD_JNI.GetTransitTunnelsCount();
+	}
+
 	private volatile boolean startedOkay;
 
 	public enum State {
@@ -64,11 +93,13 @@ public class DaemonSingleton {
 
 	private volatile State state = State.uninitialized;
 
-	public State getState() { return state; }
+	public State getState() {
+		return state;
+	}
 
 	{
 		setState(State.starting);
-		new Thread(new Runnable(){
+		new Thread(new Runnable() {
 
 			@Override
 			public void run() {
@@ -76,7 +107,7 @@ public class DaemonSingleton {
 					I2PD_JNI.loadLibraries();
 					setState(State.jniLibraryLoaded);
 				} catch (Throwable tr) {
-					lastThrowable=tr;
+					lastThrowable = tr;
 					setState(State.startFailed);
 					return;
 				}
@@ -84,25 +115,27 @@ public class DaemonSingleton {
 					synchronized (DaemonSingleton.this) {
 						I2PD_JNI.setDataDir(Environment.getExternalStorageDirectory().getAbsolutePath() + "/i2pd");
 						daemonStartResult = I2PD_JNI.startDaemon();
-						if("ok".equals(daemonStartResult)){
+						if ("ok".equals(daemonStartResult)) {
 							setState(State.startedOkay);
 							setStartedOkay(true);
-						}else setState(State.startFailed);
+						} else
+							setState(State.startFailed);
 					}
 				} catch (Throwable tr) {
-					lastThrowable=tr;
+					lastThrowable = tr;
 					setState(State.startFailed);
 				}
 			}
 
 		}, "i2pdDaemonStart").start();
 	}
+
 	private Throwable lastThrowable;
-	private String daemonStartResult="N/A";
+	private String daemonStartResult = "N/A";
 
 	private void fireStateUpdate1() {
-		Log.i(TAG, "daemon state change: "+state);
-		for(StateUpdateListener listener : stateUpdateListeners) {
+		Log.i(TAG, "daemon state change: " + state);
+		for (StateUpdateListener listener : stateUpdateListeners) {
 			try {
 				listener.daemonStateUpdate();
 			} catch (Throwable tr) {
@@ -134,8 +167,13 @@ public class DaemonSingleton {
 	}
 
 	public synchronized void stopDaemon() {
-		if(isStartedOkay()){
-			try {I2PD_JNI.stopDaemon();}catch(Throwable tr){Log.e(TAG, "", tr);}
+		if (isStartedOkay()) {
+			try {
+				I2PD_JNI.stopDaemon();
+			} catch(Throwable tr) {
+				Log.e(TAG, "", tr);
+			}
+
 			setStartedOkay(false);
 			setState(State.stopped);
 		}

android/src/org/purplei2p/i2pd/I2PDActivity.java

@@ -68,42 +68,41 @@ public class I2PDActivity extends Activity {
 
 	private static final DaemonSingleton daemon = DaemonSingleton.getInstance();
 
-	private final DaemonSingleton.StateUpdateListener daemonStateUpdatedListener =
-	new DaemonSingleton.StateUpdateListener() {
+	private final DaemonSingleton.StateUpdateListener daemonStateUpdatedListener = new DaemonSingleton.StateUpdateListener() {
 		@Override
-		public void daemonStateUpdate()
-		{
+		public void daemonStateUpdate() {
 			processAssets();
 			runOnUiThread(() -> {
-                try {
-                    if(textView==null) return;
-                    Throwable tr = daemon.getLastThrowable();
-                    if(tr!=null) {
-                        textView.setText(throwableToString(tr));
-                        return;
-                    }
-                    DaemonSingleton.State state = daemon.getState();
-                    String startResultStr = DaemonSingleton.State.startFailed.equals(state) ? String.format(": %s", daemon.getDaemonStartResult()) : "";
-                    String graceStr = DaemonSingleton.State.gracefulShutdownInProgress.equals(state) ? String.format(": %s %s", formatGraceTimeRemaining(), getText(R.string.remaining)) : "";
-                    textView.setText(String.format("%s%s%s", getText(state.getStatusStringResourceId()), startResultStr, graceStr));
-                } catch (Throwable tr) {
-                    Log.e(TAG,"error ignored",tr);
-                }
-            });
+				try {
+					if (textView == null)
+						return;
+					Throwable tr = daemon.getLastThrowable();
+					if (tr!=null) {
+						textView.setText(throwableToString(tr));
+						return;
+					}
+					DaemonSingleton.State state = daemon.getState();
+					String startResultStr = DaemonSingleton.State.startFailed.equals(state) ? String.format(": %s", daemon.getDaemonStartResult()) : "";
+					String graceStr = DaemonSingleton.State.gracefulShutdownInProgress.equals(state) ? String.format(": %s %s", formatGraceTimeRemaining(), getText(R.string.remaining)) : "";
+					textView.setText(String.format("%s%s%s", getText(state.getStatusStringResourceId()), startResultStr, graceStr));
+				} catch (Throwable tr) {
+					Log.e(TAG,"error ignored",tr);
+				}
+			});
 		}
 	};
 	private static volatile long graceStartedMillis;
-	private static final Object graceStartedMillis_LOCK=new Object();
+	private static final Object graceStartedMillis_LOCK = new Object();
 	private Menu optionsMenu;
 
 	private static String formatGraceTimeRemaining() {
 		long remainingSeconds;
-		synchronized (graceStartedMillis_LOCK){
-			remainingSeconds=Math.round(Math.max(0,graceStartedMillis+GRACEFUL_DELAY_MILLIS-System.currentTimeMillis())/1000.0D);
+		synchronized (graceStartedMillis_LOCK) {
+			remainingSeconds = Math.round(Math.max(0, graceStartedMillis + GRACEFUL_DELAY_MILLIS - System.currentTimeMillis()) / 1000.0D);
 		}
-		long remainingMinutes=(long)Math.floor(remainingSeconds/60.0D);
-		long remSec=remainingSeconds-remainingMinutes*60;
-		return remainingMinutes+":"+(remSec/10)+remSec%10;
+		long remainingMinutes = (long)Math.floor(remainingSeconds / 60.0D);
+		long remSec = remainingSeconds - remainingMinutes * 60;
+		return remainingMinutes + ":" + (remSec / 10) + remSec % 10;
 	}
 
 	@Override
@@ -117,10 +116,8 @@ public class I2PDActivity extends Activity {
 		daemonStateUpdatedListener.daemonStateUpdate();
 
 		 // request permissions
-		if (Build.VERSION.SDK_INT >= 23)
-		{
-			if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) 
-			{
+		if (Build.VERSION.SDK_INT >= 23) {
+			if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
 				ActivityCompat.requestPermissions(this,
 					new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE},
 					MY_PERMISSION_REQUEST_WRITE_EXTERNAL_STORAGE);
@@ -131,7 +128,7 @@ public class I2PDActivity extends Activity {
 		doBindService();
 
 		final Timer gracefulQuitTimer = getGracefulQuitTimer();
-		if(gracefulQuitTimer!=null){
+		if (gracefulQuitTimer != null) {
 			long gracefulStopAtMillis;
 			synchronized (graceStartedMillis_LOCK) {
 				gracefulStopAtMillis = graceStartedMillis + GRACEFUL_DELAY_MILLIS;
@@ -148,9 +145,9 @@ public class I2PDActivity extends Activity {
 		textView = null;
 		daemon.removeStateChangeListener(daemonStateUpdatedListener);
 		//cancelGracefulStop0();
-		try{
+		try {
 			doUnbindService();
-			}catch(Throwable tr){
+		} catch(Throwable tr) {
 			Log.e(TAG, "", tr);
 		}
 	}
@@ -158,20 +155,20 @@ public class I2PDActivity extends Activity {
 	@Override
 	public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults)
 	{
-        if (requestCode == MY_PERMISSION_REQUEST_WRITE_EXTERNAL_STORAGE) {
-            if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED)
-                Log.e(TAG, "WR_EXT_STORAGE perm granted");
-            else {
-                Log.e(TAG, "WR_EXT_STORAGE perm declined, stopping i2pd");
-                i2pdStop();
-                //TODO must work w/o this perm, ask orignal
-            }
-        }
+		if (requestCode == MY_PERMISSION_REQUEST_WRITE_EXTERNAL_STORAGE) {
+			if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED)
+				Log.e(TAG, "WR_EXT_STORAGE perm granted");
+			else {
+				Log.e(TAG, "WR_EXT_STORAGE perm declined, stopping i2pd");
+				i2pdStop();
+				//TODO must work w/o this perm, ask orignal
+			}
+		}
 	}
 
 	private void cancelGracefulStop0() {
 		Timer gracefulQuitTimer = getGracefulQuitTimer();
-		if(gracefulQuitTimer!=null) {
+		if (gracefulQuitTimer != null) {
 			gracefulQuitTimer.cancel();
 			setGracefulQuitTimer(null);
 		}
@@ -216,7 +213,8 @@ public class I2PDActivity extends Activity {
 
 	private void doBindService() {
 		synchronized (I2PDActivity.class) {
-			if (mIsBound) return;
+			if (mIsBound)
+				return;
 			// Establish a connection with the service.  We use an explicit
 			// class name because we want a specific service implementation that
 			// we know will be running in our own process (and thus won't be
@@ -256,10 +254,11 @@ public class I2PDActivity extends Activity {
 		// as you specify a parent activity in AndroidManifest.xml.
 		int id = item.getItemId();
 
-		switch(id){
+		switch(id) {
 			case R.id.action_stop:
-			i2pdStop();
-			return true;
+				i2pdStop();
+				return true;
+
 			case R.id.action_graceful_stop:
 				synchronized (graceStartedMillis_LOCK) {
 					if (getGracefulQuitTimer() != null)
@@ -268,9 +267,15 @@ public class I2PDActivity extends Activity {
 						i2pdGracefulStop();
 				}
 				return true;
+
 			case R.id.action_battery_otimizations:
 				onActionBatteryOptimizations();
 				return true;
+
+			case R.id.action_reload_tunnels_config:
+				onReloadTunnelsConfig();
+				return true;
+
 			case R.id.action_start_webview:
 				setContentView(R.layout.webview);
 				this.webView = (WebView) findViewById(R.id.webview1);
@@ -291,100 +296,105 @@ public class I2PDActivity extends Activity {
 			try {
 				startActivity(new Intent(ACTION_IGNORE_BATTERY_OPTIMIZATION_SETTINGS));
 			} catch (ActivityNotFoundException e) {
-				Log.e(TAG,"BATT_OPTIM_DIALOG_ActvtNotFound", e);
+				Log.e(TAG, "BATT_OPTIM_DIALOG_ActvtNotFound", e);
 				Toast.makeText(this, R.string.os_version_does_not_support_battery_optimizations_show_os_dialog_api, Toast.LENGTH_SHORT).show();
 			}
 		}
 	}
 
+	private void onReloadTunnelsConfig() {
+		Log.d(TAG, "reloading tunnels");
+		daemon.reloadTunnelsConfigs();
+		Toast.makeText(this, R.string.tunnels_reloading, Toast.LENGTH_SHORT).show();
+	}
+
 	private void i2pdStop() {
 		cancelGracefulStop0();
 		new Thread(() -> {
-            Log.d(TAG, "stopping");
-            try {
-                daemon.stopDaemon();
-            } catch (Throwable tr) {
-                Log.e(TAG, "", tr);
-            }
-            quit(); //TODO make menu items for starting i2pd. On my Android, I need to reboot the OS to restart i2pd.
-        },"stop").start();
+			Log.d(TAG, "stopping");
+			try {
+				daemon.stopDaemon();
+			} catch (Throwable tr) {
+				Log.e(TAG, "", tr);
+			}
+			quit(); //TODO make menu items for starting i2pd. On my Android, I need to reboot the OS to restart i2pd.
+		}, "stop").start();
 	}
 
 	private static volatile Timer gracefulQuitTimer;
 
 	private void i2pdGracefulStop() {
-		if(daemon.getState()==DaemonSingleton.State.stopped){
-			Toast.makeText(this, R.string.already_stopped,
-			Toast.LENGTH_SHORT).show();
+		if (daemon.getState() == DaemonSingleton.State.stopped) {
+			Toast.makeText(this, R.string.already_stopped, Toast.LENGTH_SHORT).show();
 			return;
 		}
-		if(getGracefulQuitTimer()!=null){
-			Toast.makeText(this, R.string.graceful_stop_is_already_in_progress,
-			Toast.LENGTH_SHORT).show();
+		if (getGracefulQuitTimer() != null) {
+			Toast.makeText(this, R.string.graceful_stop_is_already_in_progress, Toast.LENGTH_SHORT).show();
 			return;
 		}
-		Toast.makeText(this, R.string.graceful_stop_is_in_progress,
-		Toast.LENGTH_SHORT).show();
+		Toast.makeText(this, R.string.graceful_stop_is_in_progress, Toast.LENGTH_SHORT).show();
 		new Thread(() -> {
-            try {
-                Log.d(TAG, "grac stopping");
-                if(daemon.isStartedOkay()) {
-                    daemon.stopAcceptingTunnels();
-                    long gracefulStopAtMillis;
-                    synchronized (graceStartedMillis_LOCK) {
-                        graceStartedMillis = System.currentTimeMillis();
-                        gracefulStopAtMillis = graceStartedMillis + GRACEFUL_DELAY_MILLIS;
-                    }
-                    rescheduleGraceStop(null,gracefulStopAtMillis);
-                } else {
-                    i2pdStop();
-                }
-            } catch(Throwable tr) {
-                Log.e(TAG,"",tr);
-            }
-        },"gracInit").start();
+			try {
+				Log.d(TAG, "graceful stopping");
+				if (daemon.isStartedOkay()) {
+					daemon.stopAcceptingTunnels();
+					long gracefulStopAtMillis;
+					synchronized (graceStartedMillis_LOCK) {
+						graceStartedMillis = System.currentTimeMillis();
+						gracefulStopAtMillis = graceStartedMillis + GRACEFUL_DELAY_MILLIS;
+					}
+					rescheduleGraceStop(null, gracefulStopAtMillis);
+				} else
+					i2pdStop();
+			} catch(Throwable tr) {
+				Log.e(TAG, "", tr);
+			}
+		}, "gracInit").start();
 	}
 
 	private void cancelGracefulStop()
 	{
 		cancelGracefulStop0();
 		new Thread(() -> {
-            try
-            {
-                Log.d(TAG, "canceling grac stop");
-                if(daemon.isStartedOkay()) {
+			try {
+				Log.d(TAG, "canceling graceful stop");
+				if (daemon.isStartedOkay()) {
 					daemon.startAcceptingTunnels();
 					runOnUiThread(() -> Toast.makeText(this, R.string.shutdown_canceled, Toast.LENGTH_SHORT).show());
-				}
-                else
-                    i2pdStop();
-            }
-            catch(Throwable tr)
-            {
-                Log.e(TAG,"",tr);
-            }
-        },"gracCancel").start();
+				} else
+					i2pdStop();
+			} catch(Throwable tr) {
+				Log.e(TAG, "", tr);
+			}
+		}, "gracCancel").start();
 	}
 
 	private void rescheduleGraceStop(Timer gracefulQuitTimerOld, long gracefulStopAtMillis) {
-		if(gracefulQuitTimerOld!=null)gracefulQuitTimerOld.cancel();
+		if (gracefulQuitTimerOld != null)
+			gracefulQuitTimerOld.cancel();
+
+		if(daemon.GetTransitTunnelsCount() <= 0) { // no tunnels left
+			Log.d(TAG, "no transit tunnels left, stopping");
+			i2pdStop();
+		}
+
 		final Timer gracefulQuitTimer = new Timer(true);
 		setGracefulQuitTimer(gracefulQuitTimer);
-		gracefulQuitTimer.schedule(new TimerTask(){
+		gracefulQuitTimer.schedule(new TimerTask() {
 
 			@Override
 			public void run() {
 				i2pdStop();
 			}
 
-		}, Math.max(0,gracefulStopAtMillis-System.currentTimeMillis()));
+		}, Math.max(0, gracefulStopAtMillis - System.currentTimeMillis()));
 		final TimerTask tickerTask = new TimerTask() {
 			@Override
 			public void run() {
 				daemonStateUpdatedListener.daemonStateUpdate();
 			}
 		};
-		gracefulQuitTimer.scheduleAtFixedRate(tickerTask,0/*start delay*/,1000/*millis period*/);
+		gracefulQuitTimer.scheduleAtFixedRate(tickerTask, 0/*start delay*/, 1000/*millis period*/);
 	}
 
 	private static Timer getGracefulQuitTimer() {
@@ -454,9 +464,9 @@ public class I2PDActivity extends Activity {
 	*/
 	private void copyFileAsset(String path) {
 		File file = new File(i2pdpath, path);
-		if(!file.exists()) {
+		if (!file.exists()) {
 			try {
-				try (InputStream in = getAssets().open(path) ) {
+				try (InputStream in = getAssets().open(path)) {
 					try (OutputStream out = new FileOutputStream(file)) {
 						byte[] buffer = new byte[1024];
 						int read = in.read(buffer);
@@ -475,97 +485,102 @@ public class I2PDActivity extends Activity {
 	private void deleteRecursive(File fileOrDirectory) {
 		if (fileOrDirectory.isDirectory()) {
 			File[] files = fileOrDirectory.listFiles();
-			if(files!=null) {
+			if (files != null) {
 				for (File child : files) {
 					deleteRecursive(child);
 				}
 			}
 		}
 		boolean deleteResult = fileOrDirectory.delete();
-        if(!deleteResult)Log.e(TAG, "fileOrDirectory.delete() returned "+deleteResult+", absolute path='"+fileOrDirectory.getAbsolutePath()+"'");
+		if (!deleteResult)
+			Log.e(TAG, "fileOrDirectory.delete() returned " + deleteResult + ", absolute path='" + fileOrDirectory.getAbsolutePath() + "'");
 	}
 
 	private void processAssets() {
-		if (!assetsCopied) try {
-			assetsCopied = true; // prevent from running on every state update
-
-			File holderFile = new File(i2pdpath, "assets.ready");
-			String versionName = BuildConfig.VERSION_NAME; // here will be app version, like 2.XX.XX
-			StringBuilder text = new StringBuilder();
-
-			if (holderFile.exists()) {
-                try { // if holder file exists, read assets version string
-                    FileReader fileReader = new FileReader(holderFile);
-
-                    try {
-                        BufferedReader br = new BufferedReader(fileReader);
-
-                        try {
-                            String line;
-
-                            while ((line = br.readLine()) != null) {
-                                text.append(line);
-                            }
-                        }finally {
-                            try{
-                                br.close();
-                            } catch (IOException e) {
-                                Log.e(TAG, "", e);
-                            }
-                        }
-                    } finally {
-                        try{
-                            fileReader.close();
-                        } catch (IOException e) {
-                            Log.e(TAG, "", e);
-                        }
-                    }
-                } catch (IOException e) {
-                    Log.e(TAG, "", e);
-                }
-            }
-
-			// if version differs from current app version or null, try to delete certificates folder
-			if (!text.toString().contains(versionName)) try {
-                boolean deleteResult = holderFile.delete();
-                if(!deleteResult)Log.e(TAG, "holderFile.delete() returned "+deleteResult+", absolute path='"+holderFile.getAbsolutePath()+"'");
-				File certPath = new File(i2pdpath, "certificates");
-				deleteRecursive(certPath);
-			}
-			catch (Throwable tr) {
-				Log.e(TAG, "", tr);
-			}
-
-			// copy assets. If processed file exists, it won't be overwritten
-			copyAsset("addressbook");
-			copyAsset("certificates");
-			copyAsset("tunnels.d");
-			copyAsset("i2pd.conf");
-			copyAsset("subscriptions.txt");
-			copyAsset("tunnels.conf");
-
-			// update holder file about successful copying
-			FileWriter writer = new FileWriter(holderFile);
+		if (!assetsCopied) {
 			try {
-                writer.append(versionName);
-            } finally {
-			    try{
-                    writer.close();
-                }catch (IOException e){
-                    Log.e(TAG,"on writer close", e);
-                }
-            }
-		}
-		catch (Throwable tr)
-		{
-			Log.e(TAG,"on assets copying", tr);
+				assetsCopied = true; // prevent from running on every state update
+
+				File holderFile = new File(i2pdpath, "assets.ready");
+				String versionName = BuildConfig.VERSION_NAME; // here will be app version, like 2.XX.XX
+				StringBuilder text = new StringBuilder();
+
+				if (holderFile.exists()) {
+					try { // if holder file exists, read assets version string
+						FileReader fileReader = new FileReader(holderFile);
+
+						try {
+							BufferedReader br = new BufferedReader(fileReader);
+
+							try {
+								String line;
+
+								while ((line = br.readLine()) != null) {
+									text.append(line);
+								}
+							}finally {
+								try {
+									br.close();
+								} catch (IOException e) {
+									Log.e(TAG, "", e);
+								}
+							}
+						} finally {
+							try {
+								fileReader.close();
+							} catch (IOException e) {
+								Log.e(TAG, "", e);
+							}
+						}
+					} catch (IOException e) {
+						Log.e(TAG, "", e);
+					}
+				}
+
+				// if version differs from current app version or null, try to delete certificates folder
+				if (!text.toString().contains(versionName))
+					try {
+						boolean deleteResult = holderFile.delete();
+						if (!deleteResult)
+							Log.e(TAG, "holderFile.delete() returned " + deleteResult + ", absolute path='" + holderFile.getAbsolutePath() + "'");
+						File certPath = new File(i2pdpath, "certificates");
+						deleteRecursive(certPath);
+					}
+					catch (Throwable tr) {
+						Log.e(TAG, "", tr);
+					}
+
+				// copy assets. If processed file exists, it won't be overwritten
+				copyAsset("addressbook");
+				copyAsset("certificates");
+				copyAsset("tunnels.d");
+				copyAsset("i2pd.conf");
+				copyAsset("subscriptions.txt");
+				copyAsset("tunnels.conf");
+
+				// update holder file about successful copying
+				FileWriter writer = new FileWriter(holderFile);
+				try {
+					writer.append(versionName);
+				} finally {
+					try {
+						writer.close();
+					} catch (IOException e) {
+						Log.e(TAG,"on writer close", e);
+					}
+				}
+			}
+			catch (Throwable tr)
+			{
+				Log.e(TAG,"on assets copying", tr);
+			}
 		}
 	}
 
 	@SuppressLint("BatteryLife")
 	private void openBatteryOptimizationDialogIfNeeded() {
 		boolean questionEnabled = getPreferences().getBoolean(getBatteryOptimizationPreferenceKey(), true);
-		Log.i(TAG,"BATT_OPTIM_questionEnabled=="+questionEnabled);
+		Log.i(TAG, "BATT_OPTIM_questionEnabled==" + questionEnabled);
 		if (!isKnownIgnoringBatteryOptimizations()
 				&& android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.M
 				&& questionEnabled) {
@@ -576,7 +591,7 @@ public class I2PDActivity extends Activity {
 				try {
 					startActivity(new Intent(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS, Uri.parse(PACKAGE_URI_SCHEME + getPackageName())));
 				} catch (ActivityNotFoundException e) {
-					Log.e(TAG,"BATT_OPTIM_ActvtNotFound", e);
+					Log.e(TAG, "BATT_OPTIM_ActvtNotFound", e);
 					Toast.makeText(this, R.string.device_does_not_support_disabling_battery_optimizations, Toast.LENGTH_SHORT).show();
 				}
 			});
@@ -595,14 +610,14 @@ public class I2PDActivity extends Activity {
 		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 			final PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
 			if (pm == null) {
-			    Log.i(TAG, "BATT_OPTIM: POWER_SERVICE==null");
-			    return false;
-            }
-            boolean ignoring = pm.isIgnoringBatteryOptimizations(getPackageName());
-            Log.i(TAG, "BATT_OPTIM: ignoring==" + ignoring);
-            return ignoring;
+				Log.i(TAG, "BATT_OPTIM: POWER_SERVICE==null");
+				return false;
+			}
+			boolean ignoring = pm.isIgnoringBatteryOptimizations(getPackageName());
+			Log.i(TAG, "BATT_OPTIM: ignoring==" + ignoring);
+			return ignoring;
 		} else {
-            Log.i(TAG, "BATT_OPTIM: old sdk version=="+Build.VERSION.SDK_INT);
+			Log.i(TAG, "BATT_OPTIM: old sdk version==" + Build.VERSION.SDK_INT);
 			return false;
 		}
 	}
@@ -626,12 +641,12 @@ public class I2PDActivity extends Activity {
 				//moveTaskToBack(true);
 				finish();
 			}
-		}catch (Throwable tr) {
+		} catch (Throwable tr) {
 			Log.e(TAG, "", tr);
 		}
-		try{
+		try {
 			daemon.stopDaemon();
-		}catch (Throwable tr) {
+		} catch (Throwable tr) {
 			Log.e(TAG, "", tr);
 		}
 		System.exit(0);

android/src/org/purplei2p/i2pd/I2PD_JNI.java

@@ -16,10 +16,14 @@ public class I2PD_JNI {
 
 	public static native void startAcceptingTunnels();
 
+	public static native void reloadTunnelsConfigs();
+
 	public static native void onNetworkStateChanged(boolean isConnected);
 
 	public static native void setDataDir(String jdataDir);
 
+	public static native int GetTransitTunnelsCount();
+
 	public static void loadLibraries() {
 		//System.loadLibrary("c++_shared");
 		System.loadLibrary("i2pd");

appveyor.yml

@@ -1,4 +1,4 @@
-version: 2.30.0.{build}
+version: 2.32.0.{build}
 pull_requests:
   do_not_increment_build_number: true
 branches:
@@ -14,34 +14,25 @@ environment:
   CHERE_INVOKING: enabled_from_arguments
   matrix:
   - MSYSTEM: MINGW64
+    MSYS_PACKAGES: mingw-w64-x86_64-boost mingw-w64-x86_64-miniupnpc
+    MSYS_BITNESS: 64
   - MSYSTEM: MINGW32
+    MSYS_PACKAGES: mingw-w64-i686-boost mingw-w64-i686-miniupnpc
+    MSYS_BITNESS: 32
 
 install:
 - c:\msys64\usr\bin\bash -lc "pacman --noconfirm -Rns gcc-fortran gcc mingw-w64-{i686,x86_64}-gcc-ada mingw-w64-{i686,x86_64}-gcc-objc"
+# TODO: revert that change when appveyor's images will be updated
+- c:\msys64\usr\bin\bash -l "build/appveyor-msys2-upgrade.bash"
+# update runtime
 - c:\msys64\usr\bin\bash -lc "pacman --noconfirm -Syuu"
-
-- c:\msys64\usr\bin\bash -lc "pacman --noconfirm -Syuu"
-
-- if "%MSYSTEM%" == "MINGW64" (
-    c:\msys64\usr\bin\bash -lc "pacman --noconfirm -S mingw-w64-x86_64-boost mingw-w64-x86_64-miniupnpc"
-  ) else (
-    c:\msys64\usr\bin\bash -lc "pacman --noconfirm -S mingw-w64-i686-boost mingw-w64-i686-miniupnpc"
-  )
-
-- if "%MSYSTEM%" == "MINGW64" (
-    set "bitness=64"
-  ) else (
-    set "bitness=32"
-  )
+# update packages and install required
+- c:\msys64\usr\bin\bash -lc "pacman --noconfirm -Syuu ${MSYS_PACKAGES}"
 
 build_script:
-- cmd: >-
-    cd \projects\i2pd
-
-    echo MSYSTEM = %MSYSTEM%, bitness = %bitness%
-
-- c:\msys64\usr\bin\bash -lc "make USE_UPNP=yes -j2"
-- 7z a -tzip -mx9 -mmt i2pd-mingw-win%bitness%.zip i2pd.exe
+- echo MSYSTEM = %MSYSTEM%, bitness = %MSYS_BITNESS%
+- c:\msys64\usr\bin\bash -lc "make USE_UPNP=yes -j3"
+- 7z a -tzip -mx9 -mmt i2pd-mingw-win%MSYS_BITNESS%.zip i2pd.exe
 
 test: off
 

build/CMakeLists.txt

@@ -1,28 +1,32 @@
-cmake_minimum_required ( VERSION 2.8.12 )
+cmake_minimum_required(VERSION 2.8.12)
 # this addresses CMP0059 with CMake > 3.3 for PCH flags
-cmake_policy( VERSION 2.8.12 )
-project ( "i2pd" )
+cmake_policy(VERSION 2.8.12)
+project("i2pd")
 
 # for debugging
 #set(CMAKE_VERBOSE_MAKEFILE on)
 
+# Win32 build with cmake is not supported
+if(WIN32 OR MSVC OR MSYS OR MINGW)
+  message(SEND_ERROR "cmake build for windows is not supported. Please use MSYS2 with makefiles in project root.")
+endif()
+
 # configurale options
-option(WITH_AESNI     "Use AES-NI instructions set" OFF)
-option(WITH_AVX       "Use AVX instructions" OFF)
-option(WITH_HARDENING "Use hardening compiler flags" OFF)
-option(WITH_LIBRARY   "Build library" ON)
-option(WITH_BINARY    "Build binary" ON)
-option(WITH_STATIC    "Static build" OFF)
-option(WITH_UPNP "Include support for UPnP client" OFF)
-option(WITH_PCH "Use precompiled header" OFF)
-option(WITH_GUI "Include GUI (currently MS Windows only)" ON)
-option(WITH_MESHNET "Build for cjdns test network" OFF)
-option(WITH_ADDRSANITIZER "Build with address sanitizer unix only" OFF)
-option(WITH_THREADSANITIZER "Build with thread sanitizer unix only" OFF)
+option(WITH_AESNI           "Use AES-NI instructions set"             OFF)
+option(WITH_AVX             "Use AVX instructions"                    OFF)
+option(WITH_HARDENING       "Use hardening compiler flags"            OFF)
+option(WITH_LIBRARY         "Build library"                           ON)
+option(WITH_BINARY          "Build binary"                            ON)
+option(WITH_STATIC          "Static build"                            OFF)
+option(WITH_UPNP            "Include support for UPnP client"         OFF)
+option(WITH_PCH             "Use precompiled header"                  OFF)
+option(WITH_MESHNET         "Build for cjdns test network"            OFF)
+option(WITH_ADDRSANITIZER   "Build with address sanitizer unix only"  OFF)
+option(WITH_THREADSANITIZER "Build with thread sanitizer unix only"   OFF)
 
 # paths
-set ( CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake_modules" )
-set ( CMAKE_SOURCE_DIR ".." )
+set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake_modules")
+set(CMAKE_SOURCE_DIR "..")
 
 # architecture
 include(TargetArch)
@@ -30,67 +34,65 @@ target_architecture(ARCHITECTURE)
 
 set(LIBI2PD_SRC_DIR ../libi2pd)
 set(LIBI2PD_CLIENT_SRC_DIR ../libi2pd_client)
+set(DAEMON_SRC_DIR ../daemon)
 
 include_directories(${LIBI2PD_SRC_DIR})
 include_directories(${LIBI2PD_CLIENT_SRC_DIR})
+include_directories(${DAEMON_SRC_DIR})
 
-set (LIBI2PD_SRC
+set(LIBI2PD_SRC
+  "${LIBI2PD_SRC_DIR}/api.cpp"
+  "${LIBI2PD_SRC_DIR}/Base.cpp"
+  "${LIBI2PD_SRC_DIR}/Blinding.cpp"
   "${LIBI2PD_SRC_DIR}/BloomFilter.cpp"
+  "${LIBI2PD_SRC_DIR}/ChaCha20.cpp"
   "${LIBI2PD_SRC_DIR}/Config.cpp"
   "${LIBI2PD_SRC_DIR}/CPU.cpp"
   "${LIBI2PD_SRC_DIR}/Crypto.cpp"
   "${LIBI2PD_SRC_DIR}/CryptoKey.cpp"
+  "${LIBI2PD_SRC_DIR}/Datagram.cpp"
+  "${LIBI2PD_SRC_DIR}/Destination.cpp"
+  "${LIBI2PD_SRC_DIR}/ECIESX25519AEADRatchetSession.cpp"
+  "${LIBI2PD_SRC_DIR}/Ed25519.cpp"
+  "${LIBI2PD_SRC_DIR}/Elligator.cpp"
+  "${LIBI2PD_SRC_DIR}/Family.cpp"
+  "${LIBI2PD_SRC_DIR}/FS.cpp"
   "${LIBI2PD_SRC_DIR}/Garlic.cpp"
+  "${LIBI2PD_SRC_DIR}/Gost.cpp"
   "${LIBI2PD_SRC_DIR}/Gzip.cpp"
   "${LIBI2PD_SRC_DIR}/HTTP.cpp"
   "${LIBI2PD_SRC_DIR}/I2NPProtocol.cpp"
   "${LIBI2PD_SRC_DIR}/Identity.cpp"
   "${LIBI2PD_SRC_DIR}/LeaseSet.cpp"
-  "${LIBI2PD_SRC_DIR}/FS.cpp"
   "${LIBI2PD_SRC_DIR}/Log.cpp"
-  "${LIBI2PD_SRC_DIR}/NTCPSession.cpp"
-  "${LIBI2PD_SRC_DIR}/NetDbRequests.cpp"
   "${LIBI2PD_SRC_DIR}/NetDb.cpp"
+  "${LIBI2PD_SRC_DIR}/NetDbRequests.cpp"
+  "${LIBI2PD_SRC_DIR}/NTCP2.cpp"
+  "${LIBI2PD_SRC_DIR}/NTCPSession.cpp"
+  "${LIBI2PD_SRC_DIR}/Poly1305.cpp"
   "${LIBI2PD_SRC_DIR}/Profiling.cpp"
   "${LIBI2PD_SRC_DIR}/Reseed.cpp"
   "${LIBI2PD_SRC_DIR}/RouterContext.cpp"
   "${LIBI2PD_SRC_DIR}/RouterInfo.cpp"
+  "${LIBI2PD_SRC_DIR}/Signature.cpp"
   "${LIBI2PD_SRC_DIR}/SSU.cpp"
   "${LIBI2PD_SRC_DIR}/SSUData.cpp"
   "${LIBI2PD_SRC_DIR}/SSUSession.cpp"
   "${LIBI2PD_SRC_DIR}/Streaming.cpp"
-  "${LIBI2PD_SRC_DIR}/Destination.cpp"
-  "${LIBI2PD_SRC_DIR}/TransitTunnel.cpp"
-  "${LIBI2PD_SRC_DIR}/Tunnel.cpp"
-  "${LIBI2PD_SRC_DIR}/TunnelGateway.cpp"
-  "${LIBI2PD_SRC_DIR}/Transports.cpp"
-  "${LIBI2PD_SRC_DIR}/TunnelEndpoint.cpp"
-  "${LIBI2PD_SRC_DIR}/TunnelPool.cpp"
-  "${LIBI2PD_SRC_DIR}/Base.cpp"
-  "${LIBI2PD_SRC_DIR}/util.cpp"
-  "${LIBI2PD_SRC_DIR}/Datagram.cpp"
-  "${LIBI2PD_SRC_DIR}/Family.cpp"
-  "${LIBI2PD_SRC_DIR}/Signature.cpp"
   "${LIBI2PD_SRC_DIR}/Timestamp.cpp"
-  "${LIBI2PD_SRC_DIR}/api.cpp"
-  "${LIBI2PD_SRC_DIR}/Gost.cpp"
-  "${LIBI2PD_SRC_DIR}/ChaCha20.cpp"
-  "${LIBI2PD_SRC_DIR}/Poly1305.cpp"
-  "${LIBI2PD_SRC_DIR}/Ed25519.cpp"
-  "${LIBI2PD_SRC_DIR}/NTCP2.cpp"
-  "${LIBI2PD_SRC_DIR}/Blinding.cpp"
-  "${LIBI2PD_SRC_DIR}/Elligator.cpp"
-  "${LIBI2PD_SRC_DIR}/ECIESX25519AEADRatchetSession.cpp"    
+  "${LIBI2PD_SRC_DIR}/TransitTunnel.cpp"
+  "${LIBI2PD_SRC_DIR}/Transports.cpp"
+  "${LIBI2PD_SRC_DIR}/Tunnel.cpp"
+  "${LIBI2PD_SRC_DIR}/TunnelEndpoint.cpp"
+  "${LIBI2PD_SRC_DIR}/TunnelGateway.cpp"
+  "${LIBI2PD_SRC_DIR}/TunnelPool.cpp"
+  "${LIBI2PD_SRC_DIR}/util.cpp"
 )
 
-if (WIN32 OR MSYS)
-  list (APPEND LIBI2PD_SRC "${CMAKE_SOURCE_DIR}/I2PEndian.cpp")
-endif ()
-
 add_library(libi2pd ${LIBI2PD_SRC})
 set_target_properties(libi2pd PROPERTIES PREFIX "")
 
-if (WITH_LIBRARY)
+if(WITH_LIBRARY)
   install(TARGETS libi2pd
     EXPORT libi2pd
     ARCHIVE DESTINATION lib
@@ -101,7 +103,7 @@ if (WITH_LIBRARY)
 # install(EXPORT libi2pd DESTINATION ${CMAKE_INSTALL_LIBDIR})
 endif()
 
-set (CLIENT_SRC
+set(CLIENT_SRC
   "${LIBI2PD_CLIENT_SRC_DIR}/AddressBook.cpp"
   "${LIBI2PD_CLIENT_SRC_DIR}/BOB.cpp"
   "${LIBI2PD_CLIENT_SRC_DIR}/ClientContext.cpp"
@@ -117,7 +119,7 @@ set (CLIENT_SRC
 add_library(libi2pdclient ${CLIENT_SRC})
 set_target_properties(libi2pdclient PROPERTIES PREFIX "")
 
-if (WITH_LIBRARY)
+if(WITH_LIBRARY)
   install(TARGETS libi2pdclient
     EXPORT libi2pdclient
     ARCHIVE DESTINATION lib
@@ -125,9 +127,7 @@ if (WITH_LIBRARY)
     COMPONENT Libraries)
 endif()
 
-set(DAEMON_SRC_DIR ../daemon)
-
-set (DAEMON_SRC
+set(DAEMON_SRC
   "${DAEMON_SRC_DIR}/Daemon.cpp"
   "${DAEMON_SRC_DIR}/HTTPServer.cpp"
   "${DAEMON_SRC_DIR}/I2PControl.cpp"
@@ -135,37 +135,20 @@ set (DAEMON_SRC
   "${DAEMON_SRC_DIR}/UPnP.cpp"
 )
 
-if (WITH_MESHNET)
+if(WITH_MESHNET)
   add_definitions(-DMESHNET)
-endif ()
+endif()
 
-if (WITH_UPNP)
+if(WITH_UPNP)
   add_definitions(-DUSE_UPNP)
-  if (NOT MSVC AND NOT MSYS)
-    set(DL_LIB ${CMAKE_DL_LIBS})
-  endif ()
-endif ()
+endif()
 
-# compiler flags customization (by vendor)
-if (MSVC)
-  add_definitions( -DWIN32_LEAN_AND_MEAN -DNOMINMAX )
-  # TODO Check & report to Boost dev, there should be no need for these two
-  add_definitions( -DBOOST_THREAD_NO_LIB -DBOOST_CHRONO_NO_LIB )
-  set( CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /GL" )
-  set( CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /INCREMENTAL:NO /LTCG" )
-  set( CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELEASE} /GL" )
-  set( CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO} /INCREMENTAL:NO /LTCG" )
-else()
-  if (MSYS OR MINGW)
-    add_definitions( -DWIN32_LEAN_AND_MEAN )
-  endif ()
-  set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Winvalid-pch -Wno-unused-parameter" )
-  set( CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -pedantic" )
-  # TODO: The following is incompatible with static build and enabled hardening for OpenWRT.
-  # Multiple definitions of __stack_chk_fail (libssp & libc)
-  set( CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} -flto -s -ffunction-sections -fdata-sections" )
-  set( CMAKE_EXE_LINKER_FLAGS_MINSIZEREL "-Wl,--gc-sections" ) # -flto is added from above
-endif ()
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Winvalid-pch -Wno-unused-parameter")
+set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -pedantic")
+# TODO: The following is incompatible with static build and enabled hardening for OpenWRT.
+# Multiple definitions of __stack_chk_fail(libssp & libc)
+set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} -flto -s -ffunction-sections -fdata-sections")
+set(CMAKE_EXE_LINKER_FLAGS_MINSIZEREL "-Wl,--gc-sections") # -flto is added from above
 
 # check for c++17 & c++11 support
 include(CheckCXXCompilerFlag)
@@ -179,72 +162,53 @@ else()
   message(SEND_ERROR "C++17 nor C++11 standard not seems to be supported by compiler. Too old version?")
 endif()
 
-if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
-  set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pipe")
-  if (WITH_HARDENING)
-    add_definitions( "-D_FORTIFY_SOURCE=2" )
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wformat -Wformat-security -Werror=format-security" )
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstack-protector --param ssp-buffer-size=4" )
-  endif ()
-elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pipe")
+  if(WITH_HARDENING)
+    add_definitions("-D_FORTIFY_SOURCE=2")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wformat -Wformat-security -Werror=format-security")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstack-protector --param ssp-buffer-size=4")
+  endif()
+elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
   # more tweaks
-  if (LINUX)
-    set (CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -stdlib=libstdc++" ) # required for <atomic>
+  if(LINUX)
+    set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -stdlib=libstdc++") # required for <atomic>
     list(APPEND CMAKE_REQUIRED_LIBRARIES "stdc++") # required to link with -stdlib=libstdc++
   endif()
-  if (NOT (MSVC OR MSYS OR APPLE))
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-const-variable -Wno-overloaded-virtual -Wno-c99-extensions" )
+  if(NOT APPLE)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-const-variable -Wno-overloaded-virtual -Wno-c99-extensions")
   endif()
-endif ()
+endif()
 
-if (WITH_HARDENING AND MSVC)
-  # Most security options like dynamic base, buffer & stack checks are ON by default
-  set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /guard:cf" )
-endif ()
-
-# compiler flags customization (by system)
-if (UNIX)
-  list (APPEND DAEMON_SRC "${DAEMON_SRC_DIR}/UnixDaemon.cpp")
-  if (NOT (CMAKE_SYSTEM_NAME STREQUAL "OpenBSD" OR APPLE))
+# compiler flags customization(by system)
+if(UNIX)
+  list(APPEND DAEMON_SRC "${DAEMON_SRC_DIR}/UnixDaemon.cpp")
+  if(NOT(CMAKE_SYSTEM_NAME STREQUAL "OpenBSD" OR APPLE))
     # "'sleep_for' is not a member of 'std::this_thread'" in gcc 4.7/4.8
-    add_definitions( "-D_GLIBCXX_USE_NANOSLEEP=1" )
-  endif ()
-elseif (WIN32 OR MSYS)
-  list (APPEND DAEMON_SRC "${CMAKE_SOURCE_DIR}/Win32/DaemonWin32.cpp")
-  if (WITH_GUI)
-    list (APPEND DAEMON_SRC "${CMAKE_SOURCE_DIR}/Win32/Win32App.cpp")
-    set_source_files_properties("${CMAKE_SOURCE_DIR}/Win32/DaemonWin32.cpp"
-      PROPERTIES COMPILE_DEFINITIONS WIN32_APP)
-  endif ()
-  list (APPEND DAEMON_SRC "${CMAKE_SOURCE_DIR}/Win32/Win32Service.cpp")
-  list (APPEND DAEMON_SRC "${CMAKE_SOURCE_DIR}/Win32/Resource.rc")
-endif ()
-
-if (WITH_AESNI)
-  set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -maes" )
-endif()
-
-if (WITH_AVX)
-  set ( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx" )
-endif()
-
-if (WITH_ADDRSANITIZER)
-  if (NOT MSVC)
-    set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fno-omit-frame-pointer" )
-    set( CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address" )
-  else ()
-    message( SEND_ERROR "MSVC does not support address sanitizer option")
+    add_definitions("-D_GLIBCXX_USE_NANOSLEEP=1")
   endif()
 endif()
 
-if (WITH_THREADSANITIZER)
-  if (WITH_ADDRSANITIZER)
-    message( FATAL_ERROR "thread sanitizer option cannot be combined with address sanitizer")
-  elseif (NOT MSVC)
-    set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=thread" )
-    set( CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=thread" )
-  else ()
-    message( SEND_ERROR "MSVC does not support address sanitizer option")
+if(WITH_AESNI)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -maes")
+  add_definitions(-DAESNI)
+endif()
+
+if(WITH_AVX)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx")
+endif()
+
+if(WITH_ADDRSANITIZER)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fno-omit-frame-pointer")
+  set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address")
+endif()
+
+if(WITH_THREADSANITIZER)
+  if(WITH_ADDRSANITIZER)
+    message(FATAL_ERROR "thread sanitizer option cannot be combined with address sanitizer")
+  else()
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=thread")
+    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=thread")
   endif()
 endif()
 
@@ -253,141 +217,87 @@ endif()
 # TODO: once CMake 3.1+ becomes mainstream, see e.g. http://stackoverflow.com/a/29871891/673826
 # use imported Threads::Threads instead
 set(THREADS_PREFER_PTHREAD_FLAG ON)
-if (IOS)
+if(IOS)
   set(CMAKE_THREAD_LIBS_INIT "-lpthread")
   set(CMAKE_HAVE_THREADS_LIBRARY 1)
   set(CMAKE_USE_WIN32_THREADS_INIT 0)
   set(CMAKE_USE_PTHREADS_INIT 1)
 else()
-  find_package ( Threads REQUIRED )
+  find_package(Threads REQUIRED)
 endif()
 if(THREADS_HAVE_PTHREAD_ARG) # compile time flag
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread")
 endif()
 
-if (WITH_STATIC)
+if(WITH_STATIC)
   set(Boost_USE_STATIC_LIBS ON)
   set(Boost_USE_STATIC_RUNTIME ON)
-  if (WIN32 AND NOT MSYS AND NOT MINGW)
-    # http://www.cmake.org/Wiki/CMake_FAQ#Dynamic_Replace
-    foreach(flag_var
-            CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
-            CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO)
-      if(${flag_var} MATCHES "/MD")
-        string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
-      endif(${flag_var} MATCHES "/MD")
-    endforeach(flag_var)
-  else ()
-    set(CMAKE_FIND_LIBRARY_SUFFIXES .a)
-  endif ()
   set(BUILD_SHARED_LIBS OFF)
-  if (${CMAKE_CXX_COMPILER} MATCHES ".*-openwrt-.*")
-    set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread" )
-    # set( CMAKE_THREAD_LIBS_INIT "gcc_eh -Wl,--whole-archive -lpthread -Wl,--no-whole-archive" )
-    set( CMAKE_THREAD_LIBS_INIT "gcc_eh -Wl,-u,pthread_create,-u,pthread_once,-u,pthread_mutex_lock,-u,pthread_mutex_unlock,-u,pthread_join,-u,pthread_equal,-u,pthread_detach,-u,pthread_cond_wait,-u,pthread_cond_signal,-u,pthread_cond_destroy,-u,pthread_cond_broadcast,-u,pthread_cancel" )
-  endif ()
+  if(${CMAKE_CXX_COMPILER} MATCHES ".*-openwrt-.*")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread")
+    # set(CMAKE_THREAD_LIBS_INIT "gcc_eh -Wl,--whole-archive -lpthread -Wl,--no-whole-archive")
+    set(CMAKE_THREAD_LIBS_INIT "gcc_eh -Wl,-u,pthread_create,-u,pthread_once,-u,pthread_mutex_lock,-u,pthread_mutex_unlock,-u,pthread_join,-u,pthread_equal,-u,pthread_detach,-u,pthread_cond_wait,-u,pthread_cond_signal,-u,pthread_cond_destroy,-u,pthread_cond_broadcast,-u,pthread_cancel")
+  endif()
 else()
-  if (NOT WIN32 AND NOT MSYS)
-    # TODO: Consider separate compilation for LIBI2PD_SRC for library.
-    # No need in -fPIC overhead for binary if not interested in library
-    # HINT: revert c266cff CMakeLists.txt: compilation speed up
-    set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC" )
-  endif ()
+  # TODO: Consider separate compilation for LIBI2PD_SRC for library.
+  # No need in -fPIC overhead for binary if not interested in library
+  # HINT: revert c266cff CMakeLists.txt: compilation speed up
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
   add_definitions(-DBOOST_SYSTEM_DYN_LINK -DBOOST_FILESYSTEM_DYN_LINK -DBOOST_PROGRAM_OPTIONS_DYN_LINK -DBOOST_DATE_TIME_DYN_LINK -DBOOST_REGEX_DYN_LINK)
-endif ()
+endif()
 
-if (WITH_PCH)
+if(WITH_PCH)
   include_directories(BEFORE ${CMAKE_BINARY_DIR})
   add_library(stdafx STATIC "${LIBI2PD_SRC_DIR}/stdafx.cpp")
-  if(MSVC)
-    target_compile_options(stdafx PRIVATE /Ycstdafx.h /Zm155)
-    add_custom_command(TARGET stdafx POST_BUILD
-      COMMAND xcopy /y stdafx.dir\\$<CONFIG>\\*.pdb libi2pd.dir\\$<CONFIG>\\
-      COMMAND xcopy /y stdafx.dir\\$<CONFIG>\\*.pdb i2pdclient.dir\\$<CONFIG>\\
-      COMMAND xcopy /y stdafx.dir\\$<CONFIG>\\*.pdb i2pd.dir\\$<CONFIG>\\
-      WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
-      )
-    target_compile_options(libi2pd PRIVATE /FIstdafx.h /Yustdafx.h /Zm155 "/Fp${CMAKE_BINARY_DIR}/stdafx.dir/$<CONFIG>/stdafx.pch")
-    target_compile_options(libi2pdclient PRIVATE /FIstdafx.h /Yustdafx.h /Zm155 "/Fp${CMAKE_BINARY_DIR}/stdafx.dir/$<CONFIG>/stdafx.pch")
-  else()
-    string(TOUPPER ${CMAKE_BUILD_TYPE} BTU)
-    get_directory_property(DEFS DEFINITIONS)
-    string(REPLACE " " ";" FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${BTU}} ${DEFS}")
-    add_custom_command(TARGET stdafx PRE_BUILD
-      COMMAND ${CMAKE_CXX_COMPILER} ${FLAGS} -c ${CMAKE_CURRENT_SOURCE_DIR}/../libi2pd/stdafx.h -o ${CMAKE_BINARY_DIR}/stdafx.h.gch
-    )
-    target_compile_options(libi2pd PRIVATE -include libi2pd/stdafx.h)
-    target_compile_options(libi2pdclient PRIVATE -include libi2pd/stdafx.h)
-  endif()
+  string(TOUPPER ${CMAKE_BUILD_TYPE} BTU)
+  get_directory_property(DEFS DEFINITIONS)
+  string(REPLACE " " ";" FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${BTU}} ${DEFS}")
+  add_custom_command(TARGET stdafx PRE_BUILD
+    COMMAND ${CMAKE_CXX_COMPILER} ${FLAGS} -c ${CMAKE_CURRENT_SOURCE_DIR}/../libi2pd/stdafx.h -o ${CMAKE_BINARY_DIR}/stdafx.h.gch
+  )
+  target_compile_options(libi2pd PRIVATE -include libi2pd/stdafx.h)
+  target_compile_options(libi2pdclient PRIVATE -include libi2pd/stdafx.h)
   target_link_libraries(libi2pd stdafx)
 endif()
 
 target_link_libraries(libi2pdclient libi2pd)
 
-find_package ( Boost COMPONENTS system filesystem program_options date_time REQUIRED )
+find_package(Boost COMPONENTS system filesystem program_options date_time REQUIRED)
 if(NOT DEFINED Boost_INCLUDE_DIRS)
   message(SEND_ERROR "Boost is not found, or your boost version was below 1.46. Please download Boost!")
 endif()
 
-find_package ( OpenSSL REQUIRED )
+find_package(OpenSSL REQUIRED)
 if(NOT DEFINED OPENSSL_INCLUDE_DIR)
   message(SEND_ERROR "Could not find OpenSSL. Please download and install it first!")
 endif()
 
-if (WITH_UPNP)
-  find_package ( MiniUPnPc REQUIRED )
-  include_directories( SYSTEM ${MINIUPNPC_INCLUDE_DIR} )
+if(WITH_UPNP)
+  find_package(MiniUPnPc REQUIRED)
+  if(NOT MINIUPNPC_FOUND)
+    message(SEND_ERROR "Could not find MiniUPnPc. Please download and install it first!")
+  else()
+    include_directories(SYSTEM ${MINIUPNPC_INCLUDE_DIR})
+  endif()
 endif()
 
-find_package ( ZLIB )
-if (NOT ZLIB_FOUND )
-  # We are probably on Windows
-  find_program( PATCH patch C:/Program Files/Git/usr/bin C:/msys64/usr/bin C:/msys32/usr/bin C:/Strawberry/c/bin )
-  include( ExternalProject )
-  if( CMAKE_SIZEOF_VOID_P EQUAL 8 )
-    set( ZLIB_EXTRA -DAMD64=ON )
-  else()
-    set( ZLIB_EXTRA -DASM686=ON "-DCMAKE_ASM_MASM_FLAGS=/W0 /safeseh" )
-  endif()
-  ExternalProject_Add(zlib-project
-    URL https://zlib.net/zlib-1.2.11.tar.gz
-    URL_HASH SHA256=c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1
-    PREFIX ${CMAKE_CURRENT_BINARY_DIR}/zlib
-    PATCH_COMMAND "${PATCH}" -p0 < ${CMAKE_CURRENT_SOURCE_DIR}/cmake-zlib-static.patch
-      && "${PATCH}" -p0 < ${CMAKE_CURRENT_SOURCE_DIR}/cmake-zlib-amd64.patch
-    CMAKE_ARGS -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR>
-      -DWITH_STATIC=${WITH_STATIC} ${ZLIB_EXTRA}
-    )
-  if (WITH_PCH)
-    add_dependencies( stdafx zlib-project )
-  else ()
-    add_dependencies( libi2pd zlib-project )
-  endif ()
-  # ExternalProject_Get_Property(zlib-project install_dir)
-  set ( ZLIB_INCLUDE_DIR "${CMAKE_CURRENT_BINARY_DIR}/zlib/include" CACHE FILEPATH "zlib include dir" FORCE)
-  if (NOT WITH_STATIC)
-    set ( ZLIB_LIBRARY debug zlibd optimized zlib CACHE STRING "zlib libraries" FORCE)
-  endif ()
-  link_directories(${CMAKE_CURRENT_BINARY_DIR}/zlib/lib)
-else()
+find_package(ZLIB)
+if(ZLIB_FOUND)
   link_directories(${ZLIB_ROOT}/lib)
-endif ()
-if (WITH_STATIC AND (MSVC OR MSYS))
-  set ( ZLIB_LIBRARY debug zlibstaticd optimized zlibstatic CACHE STRING "zlib libraries" FORCE)
-endif ()
+endif()
 
 # load includes
-include_directories( SYSTEM ${Boost_INCLUDE_DIRS} ${OPENSSL_INCLUDE_DIR} ${ZLIB_INCLUDE_DIR} )
-
+include_directories(SYSTEM ${Boost_INCLUDE_DIRS} ${OPENSSL_INCLUDE_DIR} ${ZLIB_INCLUDE_DIR})
 
 # warn if for meshnet
-if (WITH_MESHNET)
+if(WITH_MESHNET)
   message(STATUS "Building for testnet")
   message(WARNING "This build will NOT work on mainline i2p")
 endif()
 
-include(CheckAtomic)
-
+if(NOT MSYS)
+  include(CheckAtomic)
+endif()
 
 # show summary
 message(STATUS "---------------------------------------")
@@ -414,32 +324,24 @@ message(STATUS "---------------------------------------")
 #Handle paths nicely
 include(GNUInstallDirs)
 
-if (WITH_BINARY)
-  add_executable ( "${PROJECT_NAME}" ${DAEMON_SRC} )
-  if (WIN32 AND WITH_GUI)
-    set_target_properties("${PROJECT_NAME}" PROPERTIES WIN32_EXECUTABLE TRUE )
-  endif()
-  if(NOT MSVC)
-    if (WITH_STATIC)
-      set_target_properties("${PROJECT_NAME}" PROPERTIES LINK_FLAGS "-static" )
-    endif ()
+if(WITH_BINARY)
+  add_executable("${PROJECT_NAME}" ${DAEMON_SRC})
+
+  if(WITH_STATIC)
+    set_target_properties("${PROJECT_NAME}" PROPERTIES LINK_FLAGS "-static")
   endif()
 
-  if (WITH_PCH)
-    if (MSVC)
-      target_compile_options("${PROJECT_NAME}" PRIVATE /FIstdafx.h /Yustdafx.h /Zm155 "/Fp${CMAKE_BINARY_DIR}/stdafx.dir/$<CONFIG>/stdafx.pch")
-    else()
-      target_compile_options("${PROJECT_NAME}" PRIVATE -include libi2pd/stdafx.h)
-    endif()
+  if(WITH_PCH)
+    target_compile_options("${PROJECT_NAME}" PRIVATE -include libi2pd/stdafx.h)
   endif()
 
-  if (WITH_HARDENING AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND NOT MSYS AND NOT MINGW)
-    set_target_properties("${PROJECT_NAME}" PROPERTIES LINK_FLAGS "-z relro -z now" )
-  endif ()
+  if(WITH_HARDENING AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+    set_target_properties("${PROJECT_NAME}" PROPERTIES LINK_FLAGS "-z relro -z now")
+  endif()
 
-  if (WITH_UPNP)
-	  target_link_libraries("${PROJECT_NAME}" "${MINIUPNPC_LIBRARY}")
-  endif ()
+  if(WITH_UPNP)
+    set(UPNP_LIB ${MINIUPNPC_LIBRARY})
+  endif()
 
   # FindBoost pulls pthread for thread which is broken for static linking at least on Ubuntu 15.04
   list(GET Boost_LIBRARIES -1 LAST_Boost_LIBRARIES)
@@ -447,128 +349,15 @@ if (WITH_BINARY)
     list(REMOVE_AT Boost_LIBRARIES -1)
   endif()
 
-  if (MSYS OR MINGW)
-    set (MINGW_EXTRA -lws2_32 -lmswsock -liphlpapi )
-  endif ()
-  if (WITH_STATIC)
+
+  if(WITH_STATIC)
     set(DL_LIB ${CMAKE_DL_LIBS})
   endif()
+
   target_link_libraries(libi2pd ${Boost_LIBRARIES} ${ZLIB_LIBRARY})
-  target_link_libraries( "${PROJECT_NAME}" libi2pd libi2pdclient ${DL_LIB} ${Boost_LIBRARIES} ${OPENSSL_LIBRARIES} ${ZLIB_LIBRARY} ${CMAKE_THREAD_LIBS_INIT} ${MINGW_EXTRA} ${DL_LIB} ${CMAKE_REQUIRED_LIBRARIES})
+  target_link_libraries("${PROJECT_NAME}" libi2pd libi2pdclient ${DL_LIB} ${Boost_LIBRARIES} ${OPENSSL_LIBRARIES} ${UPNP_LIB} ${ZLIB_LIBRARY} ${CMAKE_THREAD_LIBS_INIT} ${MINGW_EXTRA} ${DL_LIB} ${CMAKE_REQUIRED_LIBRARIES})
 
   install(TARGETS "${PROJECT_NAME}" RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} COMPONENT Runtime)
-  set (APPS "\${CMAKE_INSTALL_PREFIX}/bin/${PROJECT_NAME}${CMAKE_EXECUTABLE_SUFFIX}")
-  set (DIRS "${Boost_LIBRARY_DIR};${OPENSSL_INCLUDE_DIR}/../bin;${ZLIB_INCLUDE_DIR}/../bin;/mingw32/bin")
-  if (MSVC)
-    install(FILES $<TARGET_PDB_FILE:${PROJECT_NAME}> DESTINATION ${CMAKE_INSTALL_BINDIR} CONFIGURATIONS DEBUG RELWITHDEBINFO COMPONENT Symbols)
-    # TODO Somehow this picks lots of unrelevant stuff with MSYS. OS X testing needed.
-    INSTALL(CODE "
-      include(BundleUtilities)
-      fixup_bundle(\"${APPS}\"   \"\"   \"${DIRS}\")
-      " COMPONENT Runtime)
-  endif ()
-endif ()
-
-install(FILES ../LICENSE
-  DESTINATION .
-  COMPONENT Runtime
-  )
-# Take a copy on Appveyor
-install(FILES "C:/projects/openssl-$ENV{OPENSSL}/LICENSE"
-  DESTINATION .
-  COMPONENT Runtime
-  RENAME LICENSE_OPENSSL
-  OPTIONAL                      # for local builds only!
-  )
-
-file(GLOB_RECURSE I2PD_SOURCES "../libi2pd/*.cpp" "../libi2pd_client/*.cpp" "../daemon/*.cpp" "../build" "../Win32" "../Makefile*")
-install(FILES ${I2PD_SOURCES} DESTINATION src/ COMPONENT Source)
-# install(DIRECTORY ../ DESTINATION src/
-#   # OPTIONAL
-#   COMPONENT Source FILES_MATCHING
-#   PATTERN .git EXCLUDE
-#   PATTERN "*.cpp"
-#   )
-
-file(GLOB I2PD_HEADERS "../libi2pd/*.h" "../libi2pd_client/*.h" "../daemon/*.h")
-install(FILES ${I2PD_HEADERS} DESTINATION src/ COMPONENT Headers)
-# install(DIRECTORY ../ DESTINATION src/
-#   # OPTIONAL
-#   COMPONENT Headers FILES_MATCHING
-#   PATTERN .git EXCLUDE
-#   PATTERN "*.h"
-#   )
-
-set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Purple I2P, a C++ I2P daemon")
-set(CPACK_PACKAGE_VENDOR "Purple I2P")
-set(CPACK_PACKAGE_DESCRIPTION_FILE "${CMAKE_CURRENT_SOURCE_DIR}/../README.md")
-set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/../LICENSE")
-file(READ ../libi2pd/version.h version_h)
-string(REGEX REPLACE ".*I2PD_VERSION_MAJOR ([0-9]+).*" "\\1" CPACK_PACKAGE_VERSION_MAJOR "${version_h}")
-string(REGEX REPLACE ".*I2PD_VERSION_MINOR ([0-9]+).*" "\\1" CPACK_PACKAGE_VERSION_MINOR "${version_h}")
-string(REGEX REPLACE ".*I2PD_VERSION_MICRO ([0-9]+).*" "\\1" CPACK_PACKAGE_VERSION_MICRO "${version_h}")
-string(REGEX REPLACE ".*I2PD_VERSION_PATCH ([0-9]+).*" "\\1" CPACK_PACKAGE_VERSION_PATCH "${version_h}")
-set(CPACK_PACKAGE_INSTALL_DIRECTORY "Purple I2P")# ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}")
-include(CPackComponent)
-cpack_add_component(Runtime
-  DESCRIPTION "Main files"
-  REQUIRED INSTALL_TYPES minimal)
-cpack_add_component(Symbols
-  DISPLAY_NAME "Debug symbols"
-  DESCRIPTION "Debug symbols for use with WinDbg or Visual Studio"
-  INSTALL_TYPES recommended full
-  )
-cpack_add_component(Libraries
-  DESCRIPTION "Binary libraries for development"
-  INSTALL_TYPES full dev3rd
-  )
-cpack_add_component(Source
-  DISPLAY_NAME "Source code"
-  DESCRIPTION "I2pd source code"
-  INSTALL_TYPES full
-  )
-cpack_add_component(Headers
-  DISPLAY_NAME "Header files"
-  DESCRIPTION "I2pd header files for development"
-  INSTALL_TYPES full dev3rd
-  )
-install(FILES ${MINIUPNPC_INCLUDE_DIR}/miniupnpc/miniupnpc.dll
-  DESTINATION bin
-  COMPONENT MiniUPnPc
-  OPTIONAL
-  )
-install(FILES ${MINIUPNPC_INCLUDE_DIR}/miniupnpc/LICENSE
-  DESTINATION .
-  COMPONENT MiniUPnPc
-  RENAME LICENSE_MINIUPNPC
-  OPTIONAL
-  )
-cpack_add_component(MiniUPnPc
-  INSTALL_TYPES full recommended
-  # DOWNLOADED
-  # ARCHIVE_FILE miniupnpc-win32.zip
-  )
-cpack_add_install_type(recommended DISPLAY_NAME Recommended)
-cpack_add_install_type(dev3rd DISPLAY_NAME "Third party development")
-cpack_add_install_type(full DISPLAY_NAME Full)
-cpack_add_install_type(minimal DISPLAY_NAME Minimal)
-if((WIN32 OR MSYS) AND NOT UNIX)
-  # There is a bug in NSI that does not handle full unix paths properly. Make
-  # sure there is at least one set of four (4) backlasshes.
-  set(CPACK_NSIS_DEFINES "RequestExecutionLevel user")
-  set(CPACK_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}/../Win32\\\\mask.bmp")
-  set(CPACK_NSIS_INSTALLED_ICON_NAME "bin/i2pd.exe")
-  SET(CPACK_NSIS_DISPLAY_NAME "${CPACK_PACKAGE_DESCRIPTION_SUMMARY}")
-  set(CPACK_NSIS_HELP_LINK "https:\\\\\\\\github.com\\\\PurpleI2P\\\\i2pd\\\\issues")
-  set(CPACK_NSIS_URL_INFO_ABOUT "https:\\\\\\\\github.com\\\\PurpleI2P\\\\i2pd")
-  set(CPACK_NSIS_CREATE_ICONS_EXTRA "CreateShortCut '$SMPROGRAMS\\\\$STARTMENU_FOLDER\\\\Install i2pd as windows service.lnk' '$INSTDIR\\\\bin\\\\i2pd.exe' '--service=install'
-CreateShortCut '$SMPROGRAMS\\\\$STARTMENU_FOLDER\\\\Remove i2pd windows service.lnk' '$INSTDIR\\\\bin\\\\i2pd.exe' '--service=remove'")
-  set(CPACK_NSIS_DELETE_ICONS_EXTRA "Delete '$SMPROGRAMS\\\\$START_MENU\\\\Install i2pd as windows service.lnk'
-Delete '$SMPROGRAMS\\\\$START_MENU\\\\Remove i2pd windows service.lnk'")
-else()
-  set(CPACK_STRIP_FILES "bin/i2pd")
-  set(CPACK_SOURCE_STRIP_FILES "")
+  set(APPS "\${CMAKE_INSTALL_PREFIX}/bin/${PROJECT_NAME}${CMAKE_EXECUTABLE_SUFFIX}")
+  set(DIRS "${Boost_LIBRARY_DIR};${OPENSSL_INCLUDE_DIR}/../bin;${ZLIB_INCLUDE_DIR}/../bin;/mingw32/bin")
 endif()
-set(CPACK_PACKAGE_EXECUTABLES "i2pd" "C++ I2P daemon")
-set(CPACK_SOURCE_GENERATOR "TGZ")
-include(CPack)

build/appveyor-msys2-upgrade.bash

@@ -0,0 +1,10 @@
+set -e -x
+
+base_url='http://repo.msys2.org/msys/x86_64/'
+packages="libzstd-1.4.4-2-x86_64.pkg.tar.xz pacman-5.2.1-6-x86_64.pkg.tar.xz zstd-1.4.4-2-x86_64.pkg.tar.xz"
+for p in $packages
+do
+    curl "${base_url}$p" -o "$p"
+done
+pacman -U --noconfirm $packages
+rm -f $packages

build/cmake-zlib-amd64.patch

@@ -1,10 +0,0 @@
---- CMakeLists.txt.orig	2015-12-07 14:19:36.447689600 -0600
-+++ CMakeLists.txt	2015-12-07 14:18:23.004419900 -0600
-@@ -165,6 +165,7 @@
- 		ENABLE_LANGUAGE(ASM_MASM)
-         set(ZLIB_ASMS
- 			contrib/masmx64/gvmat64.asm
-+			contrib/masmx64/inffas8664.c
- 			contrib/masmx64/inffasx64.asm
- 		)
-     endif()

build/cmake-zlib-static.patch

@@ -1,28 +0,0 @@
---- CMakeLists.txt.orig	2013-04-28 17:57:10.000000000 -0500
-+++ CMakeLists.txt	2015-12-03 12:53:52.371087900 -0600
-@@ -7,6 +7,7 @@
- 
- option(ASM686 "Enable building i686 assembly implementation")
- option(AMD64 "Enable building amd64 assembly implementation")
-+option(WITH_STATIC    "Static runtime on Windows" OFF)
- 
- set(INSTALL_BIN_DIR "${CMAKE_INSTALL_PREFIX}/bin" CACHE PATH "Installation directory for executables")
- set(INSTALL_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib" CACHE PATH "Installation directory for libraries")
-@@ -66,6 +67,17 @@
-     include_directories(${CMAKE_CURRENT_SOURCE_DIR})
- endif()
- 
-+if(WITH_STATIC AND (MSVC OR MSYS))
-+    # http://www.cmake.org/Wiki/CMake_FAQ#Dynamic_Replace
-+    foreach(flag_var
-+            CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
-+            CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
-+      if(${flag_var} MATCHES "/MD")
-+        string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
-+      endif(${flag_var} MATCHES "/MD")
-+    endforeach(flag_var)
-+endif()
-+
- if(NOT CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR)
-     # If we're doing an out of source build and the user has a zconf.h
-     # in their source tree...

contrib/apparmor/usr.sbin.i2pd

@@ -19,6 +19,7 @@
   /etc/nsswitch.conf r,
   /etc/resolv.conf r,
   /run/resolvconf/resolv.conf r,
+  /run/systemd/resolve/resolv.conf r,
   /run/systemd/resolve/stub-resolv.conf r,
 
   # path specific (feel free to modify if you have another paths)

contrib/certificates/reseed/hankhill19580_at_gmail.com.crt

@@ -0,0 +1,34 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----

contrib/debian/i2pd.tmpfile

@@ -1,2 +1,2 @@
-d /var/run/i2pd 0755 i2pd i2pd - -
+d /run/i2pd 0755 i2pd i2pd - -
 d /var/log/i2pd 0755 i2pd i2pd - -

contrib/docker/Dockerfile

@@ -36,9 +36,9 @@ RUN apk --no-cache --virtual build-dependendencies add make gcc g++ libtool zlib
     && cd /usr/local/bin \
     && strip i2pd \
     && rm -fr /tmp/build && apk --no-cache --purge del build-dependendencies build-base fortify-headers boost-dev zlib-dev openssl-dev \
-    boost-python3 python3 gdbm boost-unit_test_framework linux-headers boost-prg_exec_monitor \
-    boost-serialization boost-wave boost-wserialization boost-math boost-graph boost-regex git pcre \
-    libtool g++ gcc pkgconfig
+    boost-python3 python3 gdbm boost-unit_test_framework boost-python2 linux-headers boost-prg_exec_monitor \
+    boost-serialization boost-wave boost-wserialization boost-math boost-graph boost-regex git pcre2 \
+    libtool g++ gcc
 
 # 2. Adding required libraries to run i2pd to ensure it will run.
 RUN apk --no-cache add boost-filesystem boost-system boost-program_options boost-date_time boost-thread boost-iostreams openssl musl-utils libstdc++

contrib/i2pd.conf

@@ -13,10 +13,10 @@
 ## Tunnels config files path
 ## Use that path to store separated tunnels in different config files.
 ## Default: ~/.i2pd/tunnels.d or /var/lib/i2pd/tunnels.d
-# tunnelsdir = /var/lib/i2pd/tunnels.conf.d
+# tunnelsdir = /var/lib/i2pd/tunnels.d
 
-## Where to write pidfile (don't write by default)
-# pidfile = /var/run/i2pd.pid
+## Where to write pidfile (default: i2pd.pid, not used in Windows)
+# pidfile = /run/i2pd.pid
 
 ## Logging configuration section
 ## By default logs go to stdout with level 'info' and higher
@@ -27,10 +27,10 @@
 ##  * syslog - use syslog, see man 3 syslog
 # log = file
 ## Path to logfile (default - autodetect)
-# logfile = /var/log/i2pd.log
-## Log messages above this level (debug, *info, warn, error, none)
+# logfile = /var/log/i2pd/i2pd.log
+## Log messages above this level (debug, info, *warn, error, none)
 ## If you set it to none, logging will be disabled
-# loglevel = info
+# loglevel = warn
 ## Write full CLF-formatted date and time to log (default: write only time)
 # logclftime = true
 

contrib/i2pd.logrotate

@@ -0,0 +1,9 @@
+"/var/log/i2pd/*.log" {
+    copytruncate
+    daily
+    rotate 5
+    compress
+    delaycompress
+    missingok
+    notifempty
+}

contrib/i2pd.service

@@ -11,9 +11,9 @@ RuntimeDirectoryMode=0700
 LogsDirectory=i2pd
 LogsDirectoryMode=0700
 Type=forking
-ExecStart=/usr/sbin/i2pd --conf=/etc/i2pd/i2pd.conf --tunconf=/etc/i2pd/tunnels.conf --tunnelsdir=/etc/i2pd/tunnels.conf.d --pidfile=/var/run/i2pd/i2pd.pid --logfile=/var/log/i2pd/i2pd.log --daemon --service
-ExecReload=/bin/kill -HUP $MAINPID
-PIDFile=/var/run/i2pd/i2pd.pid
+ExecStart=/usr/sbin/i2pd --conf=/etc/i2pd/i2pd.conf --tunconf=/etc/i2pd/tunnels.conf --tunnelsdir=/etc/i2pd/tunnels.conf.d --pidfile=/run/i2pd/i2pd.pid --logfile=/var/log/i2pd/i2pd.log --daemon --service
+ExecReload=/bin/sh -c "kill -HUP $MAINPID"
+PIDFile=/run/i2pd/i2pd.pid
 ### Uncomment, if auto restart needed
 #Restart=on-failure
 
@@ -27,7 +27,6 @@ KillSignal=SIGQUIT
 LimitNOFILE=4096
 # To enable write of coredump uncomment this
 #LimitCORE=infinity
-PrivateDevices=yes
 
 [Install]
 WantedBy=multi-user.target

contrib/rpm/i2pd-git.spec

@@ -1,31 +1,32 @@
 %define git_hash %(git rev-parse HEAD | cut -c -7)
 
-Name:           i2pd-git
-Version:        2.30.0
-Release:        git%{git_hash}%{?dist}
-Summary:        I2P router written in C++
-Conflicts:      i2pd
+Name:          i2pd-git
+Version:       2.32.0
+Release:       git%{git_hash}%{?dist}
+Summary:       I2P router written in C++
+Conflicts:     i2pd
 
-License:        BSD
-URL:            https://github.com/PurpleI2P/i2pd
-Source0:        https://github.com/PurpleI2P/i2pd/archive/openssl/i2pd-openssl.tar.gz
+License:       BSD
+URL:           https://github.com/PurpleI2P/i2pd
+Source0:       https://github.com/PurpleI2P/i2pd/archive/openssl/i2pd-openssl.tar.gz
 
-%if 0%{?rhel}  == 7
-BuildRequires:  cmake3
+%if 0%{?rhel} == 7
+BuildRequires: cmake3
 %else
-BuildRequires:  cmake
+BuildRequires: cmake
 %endif
 
-BuildRequires:  chrpath
-BuildRequires:  gcc-c++
-BuildRequires:  zlib-devel
-BuildRequires:  boost-devel
-BuildRequires:  openssl-devel
-BuildRequires:  miniupnpc-devel
-BuildRequires:  systemd-units
+BuildRequires: chrpath
+BuildRequires: gcc-c++
+BuildRequires: zlib-devel
+BuildRequires: boost-devel
+BuildRequires: openssl-devel
+BuildRequires: miniupnpc-devel
+BuildRequires: systemd-units
 
-Requires:	systemd
-Requires(pre):  %{_sbindir}/useradd %{_sbindir}/groupadd
+Requires:      logrotate
+Requires:      systemd
+Requires(pre): %{_sbindir}/useradd %{_sbindir}/groupadd
 
 %description
 C++ implementation of I2P.
@@ -73,16 +74,17 @@ pushd build
 
 chrpath -d i2pd
 %{__install} -D -m 755 i2pd %{buildroot}%{_sbindir}/i2pd
-%{__install} -D -m 755 %{_builddir}/%{name}-%{version}/contrib/i2pd.conf %{buildroot}%{_sysconfdir}/i2pd/i2pd.conf
-%{__install} -D -m 755 %{_builddir}/%{name}-%{version}/contrib/subscriptions.txt %{buildroot}%{_sysconfdir}/i2pd/subscriptions.txt
-%{__install} -D -m 755 %{_builddir}/%{name}-%{version}/contrib/tunnels.conf %{buildroot}%{_sysconfdir}/i2pd/tunnels.conf
-%{__install} -D -m 755 %{_builddir}/%{name}-%{version}/contrib/tunnels.d/README %{buildroot}%{_sysconfdir}/i2pd/tunnels.conf.d/README
-%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/contrib/rpm/i2pd.service %{buildroot}%{_unitdir}/i2pd.service
-%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/debian/i2pd.1 %{buildroot}%{_mandir}/man1/i2pd.1
+%{__install} -d -m 755 %{buildroot}%{_datadir}/i2pd
 %{__install} -d -m 700 %{buildroot}%{_sharedstatedir}/i2pd
 %{__install} -d -m 700 %{buildroot}%{_localstatedir}/log/i2pd
-%{__install} -d -m 755 %{buildroot}%{_datadir}/%{name}
-%{__cp} -r %{_builddir}/%{name}-%{version}/contrib/certificates/ %{buildroot}%{_datadir}/%{name}/certificates
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/contrib/i2pd.conf %{buildroot}%{_sysconfdir}/i2pd/i2pd.conf
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/contrib/subscriptions.txt %{buildroot}%{_sysconfdir}/i2pd/subscriptions.txt
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/contrib/tunnels.conf %{buildroot}%{_sysconfdir}/i2pd/tunnels.conf
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/contrib/i2pd.logrotate %{buildroot}%{_sysconfdir}/logrotate.d/i2pd
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/contrib/i2pd.service %{buildroot}%{_unitdir}/i2pd.service
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/debian/i2pd.1 %{buildroot}%{_mandir}/man1/i2pd.1
+%{__cp} -r %{_builddir}/%{name}-%{version}/contrib/certificates/ %{buildroot}%{_datadir}/i2pd/certificates
+%{__cp} -r %{_builddir}/%{name}-%{version}/contrib/tunnels.d/ %{buildroot}%{_sysconfdir}/i2pd/tunnels.conf.d
 ln -s %{_datadir}/%{name}/certificates %{buildroot}%{_sharedstatedir}/i2pd/certificates
 
 
@@ -108,16 +110,30 @@ getent passwd i2pd >/dev/null || \
 %files
 %doc LICENSE README.md contrib/i2pd.conf contrib/subscriptions.txt contrib/tunnels.conf contrib/tunnels.d
 %{_sbindir}/i2pd
-%config(noreplace) %{_sysconfdir}/i2pd/*
+%config(noreplace) %{_sysconfdir}/i2pd/*.conf
+%config(noreplace) %{_sysconfdir}/i2pd/tunnels.conf.d/*.conf
+%config %{_sysconfdir}/i2pd/subscriptions.txt
+%doc %{_sysconfdir}/i2pd/tunnels.conf.d/README
+%{_sysconfdir}/logrotate.d/i2pd
 %{_unitdir}/i2pd.service
 %{_mandir}/man1/i2pd.1*
 %dir %attr(0700,i2pd,i2pd) %{_sharedstatedir}/i2pd
 %dir %attr(0700,i2pd,i2pd) %{_localstatedir}/log/i2pd
-%{_datadir}/%{name}/certificates
+%{_datadir}/i2pd/certificates
 %{_sharedstatedir}/i2pd/certificates
 
 
 %changelog
+* Mon May 25 2020 r4sas <r4sas@i2pmail.org> - 2.32.0
+- update to 2.32.0
+- updated systemd service file (#1394)
+
+* Thu May 7 2020 Anatolii Vorona <vorona.tolik@gmail.com> - 2.31.0-3
+- added RPM logrotate config
+
+* Fri Apr 10 2020 orignal <i2porignal@yandex.ru> - 2.31.0
+- update to 2.31.0
+
 * Tue Feb 25 2020 orignal <i2porignal@yandex.ru> - 2.30.0
 - update to 2.30.0
 

contrib/rpm/i2pd.service

@@ -1 +0,0 @@
-../i2pd.service

contrib/rpm/i2pd.spec

@@ -1,29 +1,30 @@
-Name:           i2pd
-Version:        2.30.0
-Release:        1%{?dist}
-Summary:        I2P router written in C++
-Conflicts:      i2pd-git
+Name:          i2pd
+Version:       2.32.0
+Release:       2%{?dist}
+Summary:       I2P router written in C++
+Conflicts:     i2pd-git
 
-License:        BSD
-URL:            https://github.com/PurpleI2P/i2pd
-Source0:        https://github.com/PurpleI2P/i2pd/archive/%{version}/%name-%version.tar.gz
+License:       BSD
+URL:           https://github.com/PurpleI2P/i2pd
+Source0:       https://github.com/PurpleI2P/i2pd/archive/%{version}/%name-%version.tar.gz
 
-%if 0%{?rhel}  == 7
-BuildRequires:  cmake3
+%if 0%{?rhel} == 7
+BuildRequires: cmake3
 %else
-BuildRequires:  cmake
+BuildRequires: cmake
 %endif
 
-BuildRequires:  chrpath
-BuildRequires:  gcc-c++
-BuildRequires:  zlib-devel
-BuildRequires:  boost-devel
-BuildRequires:  openssl-devel
-BuildRequires:  miniupnpc-devel
-BuildRequires:  systemd-units
+BuildRequires: chrpath
+BuildRequires: gcc-c++
+BuildRequires: zlib-devel
+BuildRequires: boost-devel
+BuildRequires: openssl-devel
+BuildRequires: miniupnpc-devel
+BuildRequires: systemd-units
 
-Requires:	systemd
-Requires(pre):  %{_sbindir}/useradd %{_sbindir}/groupadd
+Requires:      logrotate
+Requires:      systemd
+Requires(pre): %{_sbindir}/useradd %{_sbindir}/groupadd
 
 %description
 C++ implementation of I2P.
@@ -70,18 +71,19 @@ pushd build
 %endif
 
 chrpath -d i2pd
-install -D -m 755 i2pd %{buildroot}%{_sbindir}/i2pd
-install -D -m 755 %{_builddir}/%{name}-%{version}/contrib/i2pd.conf %{buildroot}%{_sysconfdir}/i2pd/i2pd.conf
-install -D -m 755 %{_builddir}/%{name}-%{version}/contrib/tunnels.conf %{buildroot}%{_sysconfdir}/i2pd/tunnels.conf
-install -d -m 755 %{buildroot}%{_datadir}/i2pd
-install -d -m 755 %{buildroot}%{_datadir}/i2pd/tunnels.conf.d
+%{__install} -D -m 755 i2pd %{buildroot}%{_sbindir}/i2pd
+%{__install} -d -m 755 %{buildroot}%{_datadir}/i2pd
+%{__install} -d -m 700 %{buildroot}%{_sharedstatedir}/i2pd
+%{__install} -d -m 700 %{buildroot}%{_localstatedir}/log/i2pd
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/contrib/i2pd.conf %{buildroot}%{_sysconfdir}/i2pd/i2pd.conf
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/contrib/subscriptions.txt %{buildroot}%{_sysconfdir}/i2pd/subscriptions.txt
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/contrib/tunnels.conf %{buildroot}%{_sysconfdir}/i2pd/tunnels.conf
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/contrib/i2pd.logrotate %{buildroot}%{_sysconfdir}/logrotate.d/i2pd
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/contrib/i2pd.service %{buildroot}%{_unitdir}/i2pd.service
+%{__install} -D -m 644 %{_builddir}/%{name}-%{version}/debian/i2pd.1 %{buildroot}%{_mandir}/man1/i2pd.1
 %{__cp} -r %{_builddir}/%{name}-%{version}/contrib/certificates/ %{buildroot}%{_datadir}/i2pd/certificates
 %{__cp} -r %{_builddir}/%{name}-%{version}/contrib/tunnels.d/ %{buildroot}%{_sysconfdir}/i2pd/tunnels.conf.d
-install -D -m 644 %{_builddir}/%{name}-%{version}/contrib/rpm/i2pd.service %{buildroot}%{_unitdir}/i2pd.service
-install -d -m 700 %{buildroot}%{_sharedstatedir}/i2pd
-install -d -m 700 %{buildroot}%{_localstatedir}/log/i2pd
 ln -s %{_datadir}/%{name}/certificates %{buildroot}%{_sharedstatedir}/i2pd/certificates
-ln -s %{_datadir}/i2pd/tunnels.conf.d %{buildroot}%{_sysconfdir}/i2pd/tunnels.conf.d
 
 
 %pre
@@ -104,18 +106,32 @@ getent passwd i2pd >/dev/null || \
 
 
 %files
-%doc LICENSE README.md
+%doc LICENSE README.md contrib/i2pd.conf contrib/subscriptions.txt contrib/tunnels.conf contrib/tunnels.d
 %{_sbindir}/i2pd
-%{_datadir}/i2pd/certificates
-%config(noreplace) %{_sysconfdir}/i2pd/*
-%config(noreplace) %{_sysconfdir}/i2pd/tunnels.conf.d/*
-/%{_unitdir}/i2pd.service
-%dir %attr(0700,i2pd,i2pd) %{_localstatedir}/log/i2pd
+%config(noreplace) %{_sysconfdir}/i2pd/*.conf
+%config(noreplace) %{_sysconfdir}/i2pd/tunnels.conf.d/*.conf
+%config %{_sysconfdir}/i2pd/subscriptions.txt
+%doc %{_sysconfdir}/i2pd/tunnels.conf.d/README
+%{_sysconfdir}/logrotate.d/i2pd
+%{_unitdir}/i2pd.service
+%{_mandir}/man1/i2pd.1*
 %dir %attr(0700,i2pd,i2pd) %{_sharedstatedir}/i2pd
+%dir %attr(0700,i2pd,i2pd) %{_localstatedir}/log/i2pd
+%{_datadir}/i2pd/certificates
 %{_sharedstatedir}/i2pd/certificates
 
 
 %changelog
+* Mon May 25 2020 r4sas <r4sas@i2pmail.org> - 2.32.0
+- update to 2.32.0
+- updated systemd service file (#1394)
+
+* Thu May 7 2020 Anatolii Vorona <vorona.tolik@gmail.com> - 2.31.0-3
+- added RPM logrotate config
+
+* Fri Apr 10 2020 orignal <i2porignal@yandex.ru> - 2.31.0
+- update to 2.31.0
+
 * Tue Feb 25 2020 orignal <i2porignal@yandex.ru> - 2.30.0
 - update to 2.30.0
 

daemon/Daemon.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <thread>
 #include <memory>
 
@@ -71,18 +79,13 @@ namespace i2p
 			i2p::fs::Init();
 
 			datadir = i2p::fs::GetDataDir();
-			// TODO: drop old name detection in v2.8.0
+
 			if (config == "")
 			{
-				config = i2p::fs::DataDirPath("i2p.conf");
-				if (i2p::fs::Exists (config)) {
-					LogPrint(eLogWarning, "Daemon: please rename i2p.conf to i2pd.conf here: ", config);
-				} else {
-					config = i2p::fs::DataDirPath("i2pd.conf");
-					if (!i2p::fs::Exists (config)) {
-						// use i2pd.conf only if exists
-						config = ""; /* reset */
-					}
+				config = i2p::fs::DataDirPath("i2pd.conf");
+				if (!i2p::fs::Exists (config)) {
+					// use i2pd.conf only if exists
+					config = ""; /* reset */
 				}
 			}
 
@@ -132,8 +135,8 @@ namespace i2p
 			i2p::context.SetNetID (netID);
 			i2p::context.Init ();
 
-			bool ipv6;		i2p::config::GetOption("ipv6", ipv6);
-			bool ipv4;		i2p::config::GetOption("ipv4", ipv4);
+			bool ipv6; i2p::config::GetOption("ipv6", ipv6);
+			bool ipv4; i2p::config::GetOption("ipv4", ipv4);
 #ifdef MESHNET
 			// manual override for meshnet
 			ipv4 = false;
@@ -148,7 +151,7 @@ namespace i2p
 			i2p::context.SetSupportsV6 (ipv6);
 			i2p::context.SetSupportsV4 (ipv4);
 
-			bool ntcp;   i2p::config::GetOption("ntcp", ntcp);
+			bool ntcp; i2p::config::GetOption("ntcp", ntcp);
 			i2p::context.PublishNTCPAddress (ntcp, !ipv6);
 			bool ntcp2; i2p::config::GetOption("ntcp2.enabled", ntcp2);
 			if (ntcp2)
@@ -177,10 +180,13 @@ namespace i2p
 			SetMaxNumTransitTunnels (transitTunnels);
 
 			bool isFloodfill; i2p::config::GetOption("floodfill", isFloodfill);
-			if (isFloodfill) {
+			if (isFloodfill)
+			{
 				LogPrint(eLogInfo, "Daemon: router will be floodfill");
 				i2p::context.SetFloodfill (true);
-			}	else {
+			}
+			else
+			{
 				i2p::context.SetFloodfill (false);
 			}
 
@@ -248,7 +254,8 @@ namespace i2p
 					i2p::transport::transports.RestrictRoutesToFamilies(fams);
 					restricted  = fams.size() > 0;
 				}
-				if (routers.length() > 0) {
+				if (routers.length() > 0)
+				{
 					std::set<i2p::data::IdentHash> idents;
 					size_t pos = 0, comma;
 					do
@@ -265,7 +272,7 @@ namespace i2p
 					restricted = idents.size() > 0;
 				}
 				if(!restricted)
-					LogPrint(eLogError, "Daemon: no trusted routers of families specififed");
+					LogPrint(eLogError, "Daemon: no trusted routers of families specified");
 			}
 
 			bool hidden; i2p::config::GetOption("trust.hidden", hidden);
@@ -284,7 +291,8 @@ namespace i2p
 			i2p::data::netdb.Start();
 
 			bool upnp; i2p::config::GetOption("upnp.enabled", upnp);
-			if (upnp) {
+			if (upnp)
+			{
 				d.UPnP = std::unique_ptr<i2p::transport::UPnP>(new i2p::transport::UPnP);
 				d.UPnP->Start ();
 			}
@@ -297,7 +305,7 @@ namespace i2p
 			}
 
 			bool ntcp; i2p::config::GetOption("ntcp", ntcp);
-			bool ssu; i2p::config::GetOption("ssu", ssu);
+			bool ssu;  i2p::config::GetOption("ssu", ssu);
 			LogPrint(eLogInfo, "Daemon: starting Transports");
 			if(!ssu) LogPrint(eLogInfo, "Daemon: ssu disabled");
 			if(!ntcp) LogPrint(eLogInfo, "Daemon: ntcp disabled");
@@ -315,15 +323,23 @@ namespace i2p
 			}
 
 			bool http; i2p::config::GetOption("http.enabled", http);
-			if (http) {
+			if (http)
+			{
 				std::string httpAddr; i2p::config::GetOption("http.address", httpAddr);
-				uint16_t    httpPort; i2p::config::GetOption("http.port",		 httpPort);
-				LogPrint(eLogInfo, "Daemon: starting HTTP Server at ", httpAddr, ":", httpPort);
-				d.httpServer = std::unique_ptr<i2p::http::HTTPServer>(new i2p::http::HTTPServer(httpAddr, httpPort));
-				d.httpServer->Start();
+				uint16_t    httpPort; i2p::config::GetOption("http.port", httpPort);
+				LogPrint(eLogInfo, "Daemon: starting webconsole at ", httpAddr, ":", httpPort);
+				try
+				{
+					d.httpServer = std::unique_ptr<i2p::http::HTTPServer>(new i2p::http::HTTPServer(httpAddr, httpPort));
+					d.httpServer->Start();
+				}
+				catch (std::exception& ex)
+				{
+					LogPrint (eLogError, "Daemon: failed to start webconsole: ", ex.what ());
+					ThrowFatal ("Unable to start webconsole at ", httpAddr, ":", httpPort, ": ", ex.what ());
+				}
 			}
 
-
 			LogPrint(eLogInfo, "Daemon: starting Tunnels");
 			i2p::tunnel::tunnels.Start();
 
@@ -336,8 +352,16 @@ namespace i2p
 				std::string i2pcpAddr; i2p::config::GetOption("i2pcontrol.address", i2pcpAddr);
 				uint16_t    i2pcpPort; i2p::config::GetOption("i2pcontrol.port",    i2pcpPort);
 				LogPrint(eLogInfo, "Daemon: starting I2PControl at ", i2pcpAddr, ":", i2pcpPort);
-				d.m_I2PControlService = std::unique_ptr<i2p::client::I2PControlService>(new i2p::client::I2PControlService (i2pcpAddr, i2pcpPort));
-				d.m_I2PControlService->Start ();
+				try
+				{
+					d.m_I2PControlService = std::unique_ptr<i2p::client::I2PControlService>(new i2p::client::I2PControlService (i2pcpAddr, i2pcpPort));
+					d.m_I2PControlService->Start ();
+				}
+				catch (std::exception& ex)
+				{
+					LogPrint (eLogError, "Daemon: failed to start I2PControl: ", ex.what ());
+					ThrowFatal ("Unable to start I2PControl service at ", i2pcpAddr, ":", i2pcpPort, ": ", ex.what ());
+				}
 			}
 			return true;
 		}

daemon/Daemon.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef DAEMON_H__
 #define DAEMON_H__
 
@@ -13,9 +21,10 @@ namespace util
 	class Daemon_Singleton
 	{
 		public:
-            virtual bool init(int argc, char* argv[], std::shared_ptr<std::ostream> logstream);
-            virtual bool init(int argc, char* argv[]);
-            virtual bool start();
+
+			virtual bool init(int argc, char* argv[], std::shared_ptr<std::ostream> logstream);
+			virtual bool init(int argc, char* argv[]);
+			virtual bool start();
 			virtual bool stop();
 			virtual void run () {};
 
@@ -23,6 +32,7 @@ namespace util
 			bool running;
 
 		protected:
+
 			Daemon_Singleton();
 			virtual ~Daemon_Singleton();
 
@@ -39,6 +49,7 @@ namespace util
 	class DaemonQT: public i2p::util::Daemon_Singleton
 	{
 		public:
+
 			static DaemonQT& Instance()
 			{
 				static DaemonQT instance;
@@ -51,6 +62,7 @@ namespace util
 	class DaemonWin32 : public Daemon_Singleton
 	{
 		public:
+
 			static DaemonWin32& Instance()
 			{
 				static DaemonWin32 instance;
@@ -72,6 +84,7 @@ namespace util
 	class DaemonAndroid: public i2p::util::Daemon_Singleton
 	{
 		public:
+
 			static DaemonAndroid& Instance()
 			{
 				static DaemonAndroid instance;
@@ -83,6 +96,7 @@ namespace util
 	class DaemonLinux : public Daemon_Singleton
 	{
 		public:
+
 			static DaemonLinux& Instance()
 			{
 				static DaemonLinux instance;
@@ -94,10 +108,12 @@ namespace util
 			void run ();
 
 		private:
+
 			std::string pidfile;
 			int pidFH;
 
 		public:
+
 			int gracefulShutdownInterval; // in seconds
 	};
 #endif

daemon/HTTPServer.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <iomanip>
 #include <sstream>
 #include <thread>
@@ -22,6 +30,7 @@
 #include "HTTPServer.h"
 #include "Daemon.h"
 #include "util.h"
+#include "ECIESX25519AEADRatchetSession.h"
 #ifdef WIN32_APP
 #include "Win32/Win32App.h"
 #endif
@@ -54,7 +63,7 @@ namespace http {
 		"  body { font: 100%/1.5em sans-serif; margin: 0; padding: 1.5em; background: #FAFAFA; color: #103456; }\r\n"
 		"  a, .slide label { text-decoration: none; color: #894C84; }\r\n"
 		"  a:hover, .slide label:hover { color: #FAFAFA; background: #894C84; }\r\n"
-		"  a.button { -webkit-appearance: button; -moz-appearance: button; appearance: button; text-decoration: none; color: initial; width: 1.5em;}\r\n"
+		"  a.button { -webkit-appearance: button; -moz-appearance: button; appearance: button; text-decoration: none; color: initial; padding: 0 5px; }\r\n"
 		"  .header { font-size: 2.5em; text-align: center; margin: 1.5em 0; color: #894C84; }\r\n"
 		"  .wrapper { margin: 0 auto; padding: 1em; max-width: 60em; }\r\n"
 		"  .left  { float: left; position: absolute; }\r\n"
@@ -93,6 +102,7 @@ namespace http {
 	const char HTTP_COMMAND_RELOAD_CONFIG[] = "reload_config";
 	const char HTTP_COMMAND_LOGLEVEL[] = "set_loglevel";
 	const char HTTP_COMMAND_KILLSTREAM[] = "closestream";
+	const char HTTP_COMMAND_LIMITTRANSIT[] = "limittransit";
 	const char HTTP_PARAM_SAM_SESSION_ID[] = "id";
 	const char HTTP_PARAM_ADDRESS[] = "address";
 
@@ -397,18 +407,36 @@ namespace http {
 			}
 		}
 		s << "<br>\r\n";
-		s << "<b>Tags</b><br>Incoming: <i>" << dest->GetNumIncomingTags () << "</i><br>";
+
+		s << "<b>Tags</b><br>\r\nIncoming: <i>" << dest->GetNumIncomingTags () << "</i><br>\r\n";
 		if (!dest->GetSessions ().empty ()) {
 			std::stringstream tmp_s; uint32_t out_tags = 0;
 			for (const auto& it: dest->GetSessions ()) {
 				tmp_s << "<tr><td>" << i2p::client::context.GetAddressBook ().ToAddress(it.first) << "</td><td>" << it.second->GetNumOutgoingTags () << "</td></tr>\r\n";
-				out_tags = out_tags + it.second->GetNumOutgoingTags ();
+				out_tags += it.second->GetNumOutgoingTags ();
 			}
 			s << "<div class='slide'><label for='slide-tags'>Outgoing: <i>" << out_tags << "</i></label>\r\n<input type='checkbox' id='slide-tags'/>\r\n"
 			  << "<div class='content'>\r\n<table><tbody><thead><th>Destination</th><th>Amount</th></thead>\r\n" << tmp_s.str () << "</tbody></table>\r\n</div>\r\n</div>\r\n";
 		} else
 			s << "Outgoing: <i>0</i><br>\r\n";
 		s << "<br>\r\n";
+
+		auto numECIESx25519Tags = dest->GetNumIncomingECIESx25519Tags ();
+		if (numECIESx25519Tags > 0) {
+			s << "<b>ECIESx25519</b><br>\r\nIncoming Tags: <i>" << numECIESx25519Tags << "</i><br>\r\n";
+			if (!dest->GetECIESx25519Sessions ().empty ())
+			{
+				std::stringstream tmp_s; uint32_t ecies_sessions = 0;
+				for (const auto& it: dest->GetECIESx25519Sessions ()) {
+					tmp_s << "<tr><td>" << i2p::client::context.GetAddressBook ().ToAddress(it.second->GetDestination ()) << "</td><td>" << it.second->GetState () << "</td></tr>\r\n";
+					ecies_sessions++;
+				}
+				s << "<div class='slide'><label for='slide-ecies-sessions'>Tags sessions: <i>" << ecies_sessions << "</i></label>\r\n<input type='checkbox' id='slide-ecies-sessions'/>\r\n"
+				  << "<div class='content'>\r\n<table><tbody><thead><th>Destination</th><th>Status</th></thead>\r\n" << tmp_s.str () << "</tbody></table>\r\n</div>\r\n</div>\r\n";
+			} else
+				s << "Tags sessions: <i>0</i><br>\r\n";
+			s << "<br>\r\n";
+		}
 	}
 
 	void ShowLocalDestination (std::stringstream& s, const std::string& b32, uint32_t token)
@@ -580,14 +608,25 @@ namespace http {
 		else
 			s << "  <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_SHUTDOWN_START << "&token=" << token << "\">Graceful shutdown</a><br>\r\n";
 #endif
-		s << "  <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_SHUTDOWN_NOW << "&token=" << token << "\">Force shutdown</a><br>\r\n";
+		s << "  <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_SHUTDOWN_NOW << "&token=" << token << "\">Force shutdown</a><br>\r\n<br>\r\n";
 
-		s << "<br>\r\n<b>Logging level</b><br>\r\n";
-		s << "  <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=none&token=" << token << "\">[none]</a> ";
-		s << "  <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=error&token=" << token << "\">[error]</a> ";
-		s << "  <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=warn&token=" << token << "\">[warn]</a> ";
-		s << "  <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=info&token=" << token << "\">[info]</a> ";
-		s << "  <a href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=debug&token=" << token << "\">[debug]</a><br>\r\n";
+		s << "<small><b>Note:</b> any action done here are not persistent and not changes your config files.</small>\r\n<br>\r\n";
+
+		s << "<b>Logging level</b><br>\r\n";
+		s << "  <a class=\"button\" href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=none&token=" << token << "\"> none </a> \r\n";
+		s << "  <a class=\"button\" href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=error&token=" << token << "\"> error </a> \r\n";
+		s << "  <a class=\"button\" href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=warn&token=" << token << "\"> warn </a> \r\n";
+		s << "  <a class=\"button\" href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=info&token=" << token << "\"> info </a> \r\n";
+		s << "  <a class=\"button\" href=\"" << webroot << "?cmd=" << HTTP_COMMAND_LOGLEVEL << "&level=debug&token=" << token << "\"> debug </a><br>\r\n<br>\r\n";
+
+		uint16_t maxTunnels = GetMaxNumTransitTunnels ();
+		s << "<b>Transit tunnels limit</b><br>\r\n";
+		s << "<form method=\"get\" action=\"" << webroot << "\">\r\n";
+		s << "  <input type=\"hidden\" name=\"cmd\" value=\"" << HTTP_COMMAND_LIMITTRANSIT << "\">\r\n";
+		s << "  <input type=\"hidden\" name=\"token\" value=\"" << token << "\">\r\n";
+		s << "  <input type=\"number\" min=\"0\" max=\"65535\" name=\"limit\" value=\"" << maxTunnels << "\">\r\n";
+		s << "  <button type=\"submit\">Change</button>\r\n";
+		s << "</form>\r\n<br>\r\n";
 	}
 
 	void ShowTransitTunnels (std::stringstream& s)
@@ -861,8 +900,8 @@ namespace http {
 	void HTTPConnection::Receive ()
 	{
 		m_Socket->async_read_some (boost::asio::buffer (m_Buffer, HTTP_CONNECTION_BUFFER_SIZE),
-			 std::bind(&HTTPConnection::HandleReceive, shared_from_this (),
-				 std::placeholders::_1, std::placeholders::_2));
+			std::bind(&HTTPConnection::HandleReceive, shared_from_this (),
+				std::placeholders::_1, std::placeholders::_2));
 	}
 
 	void HTTPConnection::HandleReceive (const boost::system::error_code& ecode, std::size_t bytes_transferred)
@@ -1125,6 +1164,19 @@ namespace http {
 			res.add_header("Refresh", redirect.c_str());
 			return;
 		}
+		else if (cmd == HTTP_COMMAND_LIMITTRANSIT)
+		{
+			uint32_t limit = std::stoul(params["limit"], nullptr);
+			if (limit > 0 && limit <= 65535)
+				SetMaxNumTransitTunnels (limit);
+			else {
+				s << "<b>ERROR</b>:&nbsp;Transit tunnels count must not exceed 65535<br><br>\r\n";
+				s << "<a href=\"" << webroot << "?page=commands\">Back to commands list</a><br>\r\n";
+				s << "<p>You will be redirected back in 5 seconds</b>";
+				res.add_header("Refresh", redirect.c_str());
+				return;
+			}
+		}
 		else
 		{
 			res.code = 400;
@@ -1182,8 +1234,9 @@ namespace http {
 			i2p::config::SetOption("http.pass", pass);
 			LogPrint(eLogInfo, "HTTPServer: password set to ", pass);
 		}
+
 		m_IsRunning = true;
-		m_Thread = std::unique_ptr<std::thread>(new std::thread (std::bind (&HTTPServer::Run, this)));
+		m_Thread.reset (new std::thread (std::bind (&HTTPServer::Run, this)));
 		m_Acceptor.listen ();
 		Accept ();
 	}

daemon/HTTPServer.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef HTTP_SERVER_H__
 #define HTTP_SERVER_H__
 
@@ -79,17 +87,17 @@ namespace http
 			std::string m_Hostname;
 	};
 
-    //all the below functions are also used by Qt GUI, see mainwindow.cpp -> getStatusPageHtml
-    enum OutputFormatEnum { forWebConsole, forQtUi };
-    void ShowStatus (std::stringstream& s, bool includeHiddenContent, OutputFormatEnum outputFormat);
-    void ShowLocalDestinations (std::stringstream& s);
-    void ShowLeasesSets(std::stringstream& s);
-    void ShowTunnels (std::stringstream& s);
-    void ShowTransitTunnels (std::stringstream& s);
-    void ShowTransports (std::stringstream& s);
-    void ShowSAMSessions (std::stringstream& s);
-    void ShowI2PTunnels (std::stringstream& s);
-    void ShowLocalDestination (std::stringstream& s, const std::string& b32, uint32_t token);
+	//all the below functions are also used by Qt GUI, see mainwindow.cpp -> getStatusPageHtml
+	enum OutputFormatEnum { forWebConsole, forQtUi };
+	void ShowStatus (std::stringstream& s, bool includeHiddenContent, OutputFormatEnum outputFormat);
+	void ShowLocalDestinations (std::stringstream& s);
+	void ShowLeasesSets(std::stringstream& s);
+	void ShowTunnels (std::stringstream& s);
+	void ShowTransitTunnels (std::stringstream& s);
+	void ShowTransports (std::stringstream& s);
+	void ShowSAMSessions (std::stringstream& s);
+	void ShowI2PTunnels (std::stringstream& s);
+	void ShowLocalDestination (std::stringstream& s, const std::string& b32, uint32_t token);
 } // http
 } // i2p
 

daemon/I2PControl.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <stdio.h>
 #include <sstream>
 #include <openssl/x509.h>
@@ -59,29 +67,28 @@ namespace client
 		m_SSLContext.use_private_key_file (i2pcp_key, boost::asio::ssl::context::pem);
 
 		// handlers
-		m_MethodHandlers["Authenticate"]   = &I2PControlService::AuthenticateHandler;
-		m_MethodHandlers["Echo"]           = &I2PControlService::EchoHandler;
-		m_MethodHandlers["I2PControl"]     = &I2PControlService::I2PControlHandler;
-		m_MethodHandlers["RouterInfo"]     = &I2PControlService::RouterInfoHandler;
-		m_MethodHandlers["RouterManager"]  = &I2PControlService::RouterManagerHandler;
-		m_MethodHandlers["NetworkSetting"] = &I2PControlService::NetworkSettingHandler;
-		m_MethodHandlers["ClientServicesInfo"]     = &I2PControlService::ClientServicesInfoHandler;
+		m_MethodHandlers["Authenticate"]       = &I2PControlService::AuthenticateHandler;
+		m_MethodHandlers["Echo"]               = &I2PControlService::EchoHandler;
+		m_MethodHandlers["I2PControl"]         = &I2PControlService::I2PControlHandler;
+		m_MethodHandlers["RouterInfo"]         = &I2PControlService::RouterInfoHandler;
+		m_MethodHandlers["RouterManager"]      = &I2PControlService::RouterManagerHandler;
+		m_MethodHandlers["NetworkSetting"]     = &I2PControlService::NetworkSettingHandler;
+		m_MethodHandlers["ClientServicesInfo"] = &I2PControlService::ClientServicesInfoHandler;
 
 		// I2PControl
 		m_I2PControlHandlers["i2pcontrol.password"] = &I2PControlService::PasswordHandler;
 
 		// RouterInfo
-		m_RouterInfoHandlers["i2p.router.uptime"]  = &I2PControlService::UptimeHandler;
-		m_RouterInfoHandlers["i2p.router.version"] = &I2PControlService::VersionHandler;
-		m_RouterInfoHandlers["i2p.router.status"]  = &I2PControlService::StatusHandler;
-		m_RouterInfoHandlers["i2p.router.netdb.knownpeers"]   = &I2PControlService::NetDbKnownPeersHandler;
-		m_RouterInfoHandlers["i2p.router.netdb.activepeers"]  = &I2PControlService::NetDbActivePeersHandler;
-		m_RouterInfoHandlers["i2p.router.net.bw.inbound.1s"]  = &I2PControlService::InboundBandwidth1S;
-		m_RouterInfoHandlers["i2p.router.net.bw.outbound.1s"] = &I2PControlService::OutboundBandwidth1S;
-		m_RouterInfoHandlers["i2p.router.net.status"]         = &I2PControlService::NetStatusHandler;
+		m_RouterInfoHandlers["i2p.router.uptime"]                    = &I2PControlService::UptimeHandler;
+		m_RouterInfoHandlers["i2p.router.version"]                   = &I2PControlService::VersionHandler;
+		m_RouterInfoHandlers["i2p.router.status"]                    = &I2PControlService::StatusHandler;
+		m_RouterInfoHandlers["i2p.router.netdb.knownpeers"]          = &I2PControlService::NetDbKnownPeersHandler;
+		m_RouterInfoHandlers["i2p.router.netdb.activepeers"]         = &I2PControlService::NetDbActivePeersHandler;
+		m_RouterInfoHandlers["i2p.router.net.bw.inbound.1s"]         = &I2PControlService::InboundBandwidth1S;
+		m_RouterInfoHandlers["i2p.router.net.bw.outbound.1s"]        = &I2PControlService::OutboundBandwidth1S;
+		m_RouterInfoHandlers["i2p.router.net.status"]                = &I2PControlService::NetStatusHandler;
 		m_RouterInfoHandlers["i2p.router.net.tunnels.participating"] = &I2PControlService::TunnelsParticipatingHandler;
-		m_RouterInfoHandlers["i2p.router.net.tunnels.successrate"] =
-&I2PControlService::TunnelsSuccessRateHandler;
+		m_RouterInfoHandlers["i2p.router.net.tunnels.successrate"]   = &I2PControlService::TunnelsSuccessRateHandler;
 		m_RouterInfoHandlers["i2p.router.net.total.received.bytes"]  = &I2PControlService::NetTotalReceivedBytes;
 		m_RouterInfoHandlers["i2p.router.net.total.sent.bytes"]      = &I2PControlService::NetTotalSentBytes;
 
@@ -97,10 +104,10 @@ namespace client
 		// ClientServicesInfo
 		m_ClientServicesInfoHandlers["I2PTunnel"] = &I2PControlService::I2PTunnelInfoHandler;
 		m_ClientServicesInfoHandlers["HTTPProxy"] = &I2PControlService::HTTPProxyInfoHandler;
-		m_ClientServicesInfoHandlers["SOCKS"] = &I2PControlService::SOCKSInfoHandler;
-		m_ClientServicesInfoHandlers["SAM"] = &I2PControlService::SAMInfoHandler;
-		m_ClientServicesInfoHandlers["BOB"] = &I2PControlService::BOBInfoHandler;
-		m_ClientServicesInfoHandlers["I2CP"] = &I2PControlService::I2CPInfoHandler;
+		m_ClientServicesInfoHandlers["SOCKS"]     = &I2PControlService::SOCKSInfoHandler;
+		m_ClientServicesInfoHandlers["SAM"]       = &I2PControlService::SAMInfoHandler;
+		m_ClientServicesInfoHandlers["BOB"]       = &I2PControlService::BOBInfoHandler;
+		m_ClientServicesInfoHandlers["I2CP"]      = &I2PControlService::I2CPInfoHandler;
 	}
 
 	I2PControlService::~I2PControlService ()
@@ -500,7 +507,7 @@ namespace client
 		m_ShutdownTimer.expires_from_now (boost::posix_time::seconds(1)); // 1 second to make sure response has been sent
 		m_ShutdownTimer.async_wait (
 			[](const boost::system::error_code& ecode)
-		    {
+			{
 				Daemon.running = 0;
 			});
 	}
@@ -514,7 +521,7 @@ namespace client
 		m_ShutdownTimer.expires_from_now (boost::posix_time::seconds(timeout + 1)); // + 1 second
 		m_ShutdownTimer.async_wait (
 			[](const boost::system::error_code& ecode)
-		    {
+			{
 				Daemon.running = 0;
 			});
 	}

daemon/I2PControl.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef I2P_CONTROL_H__
 #define I2P_CONTROL_H__
 
@@ -27,6 +35,7 @@ namespace client
 	class I2PControlService
 	{
 		typedef boost::asio::ssl::stream<boost::asio::ip::tcp::socket> ssl_socket;
+
 		public:
 
 			I2PControlService (const std::string& address, int port);

daemon/UPnP.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifdef USE_UPNP
 #include <string>
 #include <thread>
@@ -80,10 +88,10 @@ namespace transport
 	void UPnP::Discover ()
 	{
 		bool isError;
-        int err;
+		int err;
 
 #if ((MINIUPNPC_API_VERSION >= 8) || defined (UPNPDISCOVER_SUCCESS))
-        err = UPNPDISCOVER_SUCCESS;
+		err = UPNPDISCOVER_SUCCESS;
 
 #if (MINIUPNPC_API_VERSION >= 14)
 		m_Devlist = upnpDiscover (UPNP_RESPONSE_TIMEOUT, NULL, NULL, 0, 0, 2, &err);
@@ -92,9 +100,9 @@ namespace transport
 #endif
 
 		isError = err != UPNPDISCOVER_SUCCESS;
-#else  // MINIUPNPC_API_VERSION >= 8
-        err = 0;
-        m_Devlist = upnpDiscover (UPNP_RESPONSE_TIMEOUT, NULL, NULL, 0);
+#else // MINIUPNPC_API_VERSION >= 8
+		err = 0;
+		m_Devlist = upnpDiscover (UPNP_RESPONSE_TIMEOUT, NULL, NULL, 0);
 		isError = m_Devlist == NULL;
 #endif // MINIUPNPC_API_VERSION >= 8
 		{
@@ -105,15 +113,15 @@ namespace transport
 
 		if (isError)
 		{
-            LogPrint (eLogError, "UPnP: unable to discover Internet Gateway Devices: error ", err);
+			LogPrint (eLogError, "UPnP: unable to discover Internet Gateway Devices: error ", err);
 			return;
 		}
 
 		err = UPNP_GetValidIGD (m_Devlist, &m_upnpUrls, &m_upnpData, m_NetworkAddr, sizeof (m_NetworkAddr));
-        m_upnpUrlsInitialized=err!=0;
+		m_upnpUrlsInitialized = err != 0;
 		if (err == UPNP_IGD_VALID_CONNECTED)
 		{
-            err = UPNP_GetExternalIPAddress (m_upnpUrls.controlURL, m_upnpData.first.servicetype, m_externalIPAddress);
+			err = UPNP_GetExternalIPAddress (m_upnpUrls.controlURL, m_upnpData.first.servicetype, m_externalIPAddress);
 			if(err != UPNPCOMMAND_SUCCESS)
 			{
 				LogPrint (eLogError, "UPnP: unable to get external address: error ", err);
@@ -124,14 +132,14 @@ namespace transport
 				LogPrint (eLogError, "UPnP: found Internet Gateway Device ", m_upnpUrls.controlURL);
 				if (!m_externalIPAddress[0])
 				{
-                    LogPrint (eLogError, "UPnP: found Internet Gateway Device doesn't know our external address");
+					LogPrint (eLogError, "UPnP: found Internet Gateway Device doesn't know our external address");
 					return;
 				}
 			}
 		}
 		else
 		{
-            LogPrint (eLogError, "UPnP: unable to find valid Internet Gateway Device: error ", err);
+			LogPrint (eLogError, "UPnP: unable to find valid Internet Gateway Device: error ", err);
 			return;
 		}
 
@@ -182,7 +190,7 @@ namespace transport
 		err = CheckMapping (strPort.c_str (), strType.c_str ());
 		if (err != UPNPCOMMAND_SUCCESS) // if mapping not found
 		{
-            LogPrint (eLogDebug, "UPnP: possibly port ", strPort, " is not forwarded: return code ", err);
+			LogPrint (eLogDebug, "UPnP: possibly port ", strPort, " is not forwarded: return code ", err);
 
 #if ((MINIUPNPC_API_VERSION >= 8) || defined (UPNPDISCOVER_SUCCESS))
 			err = UPNP_AddPortMapping (m_upnpUrls.controlURL, m_upnpData.first.servicetype, strPort.c_str (), strPort.c_str (), m_NetworkAddr, strDesc.c_str (), strType.c_str (), NULL, NULL);
@@ -202,7 +210,7 @@ namespace transport
 		}
 		else
 		{
-            LogPrint (eLogDebug, "UPnP: external forward from ", m_NetworkAddr, ":", strPort, " exists on current Internet Gateway Device");
+			LogPrint (eLogDebug, "UPnP: external forward from ", m_NetworkAddr, ":", strPort, " exists on current Internet Gateway Device");
 			return;
 		}
 	}
@@ -219,14 +227,14 @@ namespace transport
 
 	void UPnP::CloseMapping (std::shared_ptr<i2p::data::RouterInfo::Address> address)
 	{
-        if(!m_upnpUrlsInitialized) {
-            return;
-        }
+		if(!m_upnpUrlsInitialized) {
+			return;
+		}
 		std::string strType (GetProto (address)), strPort (std::to_string (address->port));
 		int err = UPNPCOMMAND_SUCCESS;
 
 		err = CheckMapping (strPort.c_str (), strType.c_str ());
-        if (err == UPNPCOMMAND_SUCCESS)
+		if (err == UPNPCOMMAND_SUCCESS)
 		{
 			err = UPNP_DeletePortMapping (m_upnpUrls.controlURL, m_upnpData.first.servicetype, strPort.c_str (), strType.c_str (), NULL);
 			LogPrint (eLogError, "UPnP: DeletePortMapping() returned : ", err);
@@ -237,11 +245,11 @@ namespace transport
 	{
 		freeUPNPDevlist (m_Devlist);
 		m_Devlist = 0;
-        if(m_upnpUrlsInitialized){
-            FreeUPNPUrls (&m_upnpUrls);
-            m_upnpUrlsInitialized=false;
-        }
-    }
+		if(m_upnpUrlsInitialized){
+			FreeUPNPUrls (&m_upnpUrls);
+			m_upnpUrlsInitialized=false;
+		}
+	}
 
 	std::string UPnP::GetProto (std::shared_ptr<i2p::data::RouterInfo::Address> address)
 	{

daemon/UPnP.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef __UPNP_H__
 #define __UPNP_H__
 
@@ -33,41 +41,41 @@ namespace transport
 	{
 		public:
 
-		UPnP ();
-		~UPnP ();
-		void Close ();
+			UPnP ();
+			~UPnP ();
+			void Close ();
 
-		void Start ();
-		void Stop ();
+			void Start ();
+			void Stop ();
 
 		private:
 
-		void Discover ();
-		int  CheckMapping (const char* port, const char* type);
-		void PortMapping ();
-		void TryPortMapping (std::shared_ptr<i2p::data::RouterInfo::Address> address);
-		void CloseMapping ();
-		void CloseMapping (std::shared_ptr<i2p::data::RouterInfo::Address> address);
+			void Discover ();
+			int  CheckMapping (const char* port, const char* type);
+			void PortMapping ();
+			void TryPortMapping (std::shared_ptr<i2p::data::RouterInfo::Address> address);
+			void CloseMapping ();
+			void CloseMapping (std::shared_ptr<i2p::data::RouterInfo::Address> address);
 
-		void Run ();
-		std::string GetProto (std::shared_ptr<i2p::data::RouterInfo::Address> address);
+			void Run ();
+			std::string GetProto (std::shared_ptr<i2p::data::RouterInfo::Address> address);
 
 		private:
 
-		bool m_IsRunning;
-		std::unique_ptr<std::thread> m_Thread;
-		std::condition_variable m_Started;
-		std::mutex m_StartedMutex;
-		boost::asio::io_service m_Service;
-		boost::asio::deadline_timer m_Timer;
-        bool m_upnpUrlsInitialized=false;
-		struct UPNPUrls m_upnpUrls;
-		struct IGDdatas m_upnpData;
+			bool m_IsRunning;
+			std::unique_ptr<std::thread> m_Thread;
+			std::condition_variable m_Started;
+			std::mutex m_StartedMutex;
+			boost::asio::io_service m_Service;
+			boost::asio::deadline_timer m_Timer;
+			bool m_upnpUrlsInitialized = false;
+			struct UPNPUrls m_upnpUrls;
+			struct IGDdatas m_upnpData;
 
-		// For miniupnpc
-		struct UPNPDev * m_Devlist = 0;
-		char m_NetworkAddr[64];
-		char m_externalIPAddress[40];
+			// For miniupnpc
+			struct UPNPDev * m_Devlist = 0;
+			char m_NetworkAddr[64];
+			char m_externalIPAddress[40];
 	};
 }
 }
@@ -79,10 +87,10 @@ namespace transport {
 	class UPnP {
 		public:
 
-		UPnP () {};
-		~UPnP () {};
-		void Start () { LogPrint(eLogWarning, "UPnP: this module was disabled at compile-time"); }
-		void Stop () {};
+			UPnP () {};
+			~UPnP () {};
+			void Start () { LogPrint(eLogWarning, "UPnP: this module was disabled at compile-time"); }
+			void Stop () {};
 	};
 }
 }

daemon/UnixDaemon.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include "Daemon.h"
 
 #ifndef _WIN32
@@ -175,7 +183,6 @@ namespace i2p
 		bool DaemonLinux::stop()
 		{
 			i2p::fs::Remove(pidfile);
-
 			return Daemon_Singleton::stop();
 		}
 
@@ -197,5 +204,4 @@ namespace i2p
 		}
 	}
 }
-
 #endif

daemon/i2pd.cpp

@@ -1,24 +1,31 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <stdlib.h>
 #include "Daemon.h"
 
 #if defined(QT_GUI_LIB)
-
 namespace i2p
 {
 namespace qt
 {
-    int RunQT (int argc, char* argv[]);
+	int RunQT (int argc, char* argv[]);
 }
 }
-int main( int argc, char* argv[] )
-{
-    return i2p::qt::RunQT (argc, argv);
-}
 
+int main( int argc, char* argv[] )
+{
+	return i2p::qt::RunQT (argc, argv);
+}
 #else
 int main( int argc, char* argv[] )
 {
-    if (Daemon.init(argc, argv))
+	if (Daemon.init(argc, argv))
 	{
 		if (Daemon.start())
 			Daemon.run ();

debian/changelog

@@ -1,3 +1,18 @@
+i2pd (2.32.0-1) unstable; urgency=high
+
+  * updated to version 2.32.0/0.9.46
+  * updated systemd service file (see #1394)
+  * updated apparmor profile (see 9318388007cff0495b4b360d0480f4fc1219a9dc)
+  * updated logrotate config and moved it to contrib
+
+ -- r4sas <r4sas@i2pmail.org>  Mon, 25 May 2020 12:45:00 +0000
+
+i2pd (2.31.0-1) unstable; urgency=medium
+
+  * updated to version 2.31.0
+
+ -- orignal <orignal@i2pmail.org>  Fri, 10 Apr 2020 16:00:00 +0000
+
 i2pd (2.30.0-1) unstable; urgency=medium
 
   * updated to version 2.30.0/0.9.45

debian/copyright

@@ -3,7 +3,7 @@ Upstream-Name: i2pd
 Source: https://github.com/PurpleI2P
 
 Files: *
-Copyright: 2013-2017 PurpleI2P
+Copyright: 2013-2020 PurpleI2P
 License: BSD-3-clause
 
 Files: qt/i2pd_qt/android/src/org/kde/necessitas/ministro/IMinistro.aidl
@@ -16,8 +16,8 @@ License: BSD-2-Clause
 Files: debian/*
 Copyright: 2013-2015 Kill Your TV <killyourtv@i2pmail.org>
            2014-2016 hagen <hagen@i2pmail.org>
-           2016-2017 R4SAS <r4sas@i2pmail.org>
-           2017-2018 Yangfl <mmyangfl@gmail.com>
+           2016-2020 R4SAS <r4sas@i2pmail.org>
+           2017-2020 Yangfl <mmyangfl@gmail.com>
 License: GPL-2+
 
 License: BSD-3-clause

debian/i2pd.logrotate

@@ -1,9 +0,0 @@
-/var/log/i2pd/i2pd.log {
-        rotate 6
-        daily
-        missingok
-        notifempty
-        compress
-        delaycompress
-        copytruncate
-}

debian/i2pd.logrotate

@@ -0,0 +1 @@
+../contrib/i2pd.logrotate

debian/patches/01-tune-build-opts.patch

@@ -1,17 +1,15 @@
-diff --git a/Makefile b/Makefile
-index bdadfe0..2f71eec 100644
---- a/Makefile
-+++ b/Makefile
-@@ -9,10 +9,10 @@ DEPS := obj/make.dep
+Index: i2pd/Makefile
+===================================================================
+--- i2pd.orig/Makefile
++++ i2pd/Makefile
+@@ -13,8 +13,8 @@ DAEMON_SRC_DIR := daemon
  
  include filelist.mk
  
 -USE_AESNI	:= yes
-+USE_AESNI	:= no
 -USE_AVX		:= yes
++USE_AESNI	:= no
 +USE_AVX		:= no
  USE_STATIC	:= no
  USE_MESHNET	:= no
  USE_UPNP	:= no
- DEBUG		:= yes
- 

debian/patches/02-fix-1210.patch

@@ -4,10 +4,12 @@ Author: r4sas <r4sas@i2pmail.org>
 
 Bug: https://github.com/PurpleI2P/i2pd/issues/1210
 Reviewed-By: r4sas <r4sas@i2pmail.org>
-Last-Update: 2018-08-25
+Last-Update: 2020-05-25
 
---- a/contrib/i2pd.service
-+++ b/contrib/i2pd.service
+Index: i2pd/contrib/i2pd.service
+===================================================================
+--- i2pd.orig/contrib/i2pd.service
++++ i2pd/contrib/i2pd.service
 @@ -6,10 +6,10 @@ After=network.target
  [Service]
  User=i2pd
@@ -21,5 +23,5 @@ Last-Update: 2018-08-25
 +#LogsDirectory=i2pd
 +#LogsDirectoryMode=0700
  Type=forking
- ExecStart=/usr/sbin/i2pd --conf=/etc/i2pd/i2pd.conf --tunconf=/etc/i2pd/tunnels.conf --tunnelsdir=/etc/i2pd/tunnels.conf.d --pidfile=/var/run/i2pd/i2pd.pid --logfile=/var/log/i2pd/i2pd.log --daemon --service
- ExecReload=/bin/kill -HUP $MAINPID
+ ExecStart=/usr/sbin/i2pd --conf=/etc/i2pd/i2pd.conf --tunconf=/etc/i2pd/tunnels.conf --tunnelsdir=/etc/i2pd/tunnels.conf.d --pidfile=/run/i2pd/i2pd.pid --logfile=/var/log/i2pd/i2pd.log --daemon --service
+ ExecReload=/bin/sh -c "kill -HUP $MAINPID"

debian/postrm

@@ -6,7 +6,7 @@ if [ "$1" = "purge" ]; then
 	rm -rf /etc/i2pd
 	rm -rf /var/lib/i2pd
 	rm -rf /var/log/i2pd
-	rm -rf /var/run/i2pd
+	rm -rf /run/i2pd
 fi
 
 #DEBHELPER#

libi2pd/Base.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <stdlib.h>
 #include <string.h>
 
@@ -7,7 +15,8 @@ namespace i2p
 {
 namespace data
 {
-	static const char T32[32] = {
+	static const char T32[32] =
+	{
 		'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h',
 		'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p',
 		'q', 'r', 's', 't', 'u', 'v', 'w', 'x',
@@ -29,15 +38,16 @@ namespace data
 	* Direct Substitution Table
 	*/
 
-	static const char T64[64] = {
-		       'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H',
-		       'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P',
-		       'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X',
-		       'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f',
-		       'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n',
-		       'o', 'p', 'q', 'r', 's', 't', 'u', 'v',
-		       'w', 'x', 'y', 'z', '0', '1', '2', '3',
-		       '4', '5', '6', '7', '8', '9', '-', '~'
+	static const char T64[64] =
+	{
+		'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H',
+		'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P',
+		'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X',
+		'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f',
+		'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n',
+		'o', 'p', 'q', 'r', 's', 't', 'u', 'v',
+		'w', 'x', 'y', 'z', '0', '1', '2', '3',
+		'4', '5', '6', '7', '8', '9', '-', '~'
 	};
 
 	const char * GetBase64SubstitutionTable ()
@@ -67,14 +77,12 @@ namespace data
 	*
 	*/
 
-	size_t                                /* Number of bytes in the encoded buffer */
-	ByteStreamToBase64 (
-		    const uint8_t * InBuffer,           /* Input buffer, binary data */
-		    size_t    InCount,              /* Number of bytes in the input buffer */
-		    char  * OutBuffer,          /* output buffer */
-		size_t len			   /* length of output buffer */
+	size_t ByteStreamToBase64 (   /* Number of bytes in the encoded buffer */
+		const uint8_t * InBuffer, /* Input buffer, binary data */
+		size_t InCount,           /* Number of bytes in the input buffer */
+		char * OutBuffer,         /* output buffer */
+		size_t len                /* length of output buffer */
 	)
-
 	{
 		unsigned char * ps;
 		unsigned char * pd;
@@ -83,55 +91,60 @@ namespace data
 		int             i;
 		int             n;
 		int             m;
-		size_t outCount;
+		size_t          outCount;
 
 		ps = (unsigned char *)InBuffer;
-		n = InCount/3;
-		m = InCount%3;
+		n = InCount / 3;
+		m = InCount % 3;
 		if (!m)
-		     outCount = 4*n;
+			outCount = 4 * n;
 		else
-		     outCount = 4*(n+1);
+			outCount = 4 * (n + 1);
+
 		if (outCount > len) return 0;
+
 		pd = (unsigned char *)OutBuffer;
-		for ( i = 0; i<n; i++ ){
-		     acc_1 = *ps++;
-		     acc_2 = (acc_1<<4)&0x30;
-		     acc_1 >>= 2;              /* base64 digit #1 */
-		     *pd++ = T64[acc_1];
-		     acc_1 = *ps++;
-		     acc_2 |= acc_1 >> 4;      /* base64 digit #2 */
-		     *pd++ = T64[acc_2];
-		     acc_1 &= 0x0f;
-		     acc_1 <<=2;
-		     acc_2 = *ps++;
-		     acc_1 |= acc_2>>6;        /* base64 digit #3 */
-		     *pd++ = T64[acc_1];
-		     acc_2 &= 0x3f;            /* base64 digit #4 */
-		     *pd++ = T64[acc_2];
+		for ( i = 0; i < n; i++ )
+		{
+			acc_1 = *ps++;
+			acc_2 = (acc_1 << 4) & 0x30;
+			acc_1 >>= 2;                 /* base64 digit #1 */
+			*pd++ = T64[acc_1];
+			acc_1 = *ps++;
+			acc_2 |= acc_1 >> 4;         /* base64 digit #2 */
+			*pd++ = T64[acc_2];
+			acc_1 &= 0x0f;
+			acc_1 <<= 2;
+			acc_2 = *ps++;
+			acc_1 |= acc_2 >> 6;         /* base64 digit #3 */
+			*pd++ = T64[acc_1];
+			acc_2 &= 0x3f;               /* base64 digit #4 */
+			*pd++ = T64[acc_2];
 		}
-		if ( m == 1 ){
-		     acc_1 = *ps++;
-		     acc_2 = (acc_1<<4)&0x3f;  /* base64 digit #2 */
-		     acc_1 >>= 2;              /* base64 digit #1 */
-		     *pd++ = T64[acc_1];
-		     *pd++ = T64[acc_2];
-		     *pd++ = P64;
-		     *pd++ = P64;
+		if ( m == 1 )
+		{
+			acc_1 = *ps++;
+			acc_2 = (acc_1 << 4) & 0x3f; /* base64 digit #2 */
+			acc_1 >>= 2;                 /* base64 digit #1 */
+			*pd++ = T64[acc_1];
+			*pd++ = T64[acc_2];
+			*pd++ = P64;
+			*pd++ = P64;
 
 		}
-		else if ( m == 2 ){
-		     acc_1 = *ps++;
-		     acc_2 = (acc_1<<4)&0x3f;
-		     acc_1 >>= 2;              /* base64 digit #1 */
-		     *pd++ = T64[acc_1];
-		     acc_1 = *ps++;
-		     acc_2 |= acc_1 >> 4;      /* base64 digit #2 */
-		     *pd++ = T64[acc_2];
-		     acc_1 &= 0x0f;
-		     acc_1 <<=2;               /* base64 digit #3 */
-		     *pd++ = T64[acc_1];
-		     *pd++ = P64;
+		else if ( m == 2 )
+		{
+			acc_1 = *ps++;
+			acc_2 = (acc_1 << 4) & 0x3f;
+			acc_1 >>= 2;                 /* base64 digit #1 */
+			*pd++ = T64[acc_1];
+			acc_1 = *ps++;
+			acc_2 |= acc_1 >> 4;         /* base64 digit #2 */
+			*pd++ = T64[acc_2];
+			acc_1 &= 0x0f;
+			acc_1 <<= 2;                 /* base64 digit #3 */
+			*pd++ = T64[acc_1];
+			*pd++ = P64;
 		}
 
 		return outCount;
@@ -147,12 +160,11 @@ namespace data
 	*
 	*/
 
-	size_t                              /* Number of output bytes */
-	Base64ToByteStream (
-		      const char * InBuffer,           /* BASE64 encoded buffer */
-		      size_t    InCount,          /* Number of input bytes */
-		      uint8_t  * OutBuffer,	/* output buffer length */
-		  size_t len         	/* length of output buffer */
+	size_t Base64ToByteStream ( /* Number of output bytes */
+		const char * InBuffer,  /* BASE64 encoded buffer */
+		size_t InCount,         /* Number of input bytes */
+		uint8_t * OutBuffer,    /* output buffer length */
+		size_t len              /* length of output buffer */
 	)
 	{
 		unsigned char * ps;
@@ -162,42 +174,52 @@ namespace data
 		int             i;
 		int             n;
 		int             m;
-		size_t outCount;
+		size_t          outCount;
+
+		if (isFirstTime)
+			iT64Build();
+
+		n = InCount / 4;
+		m = InCount % 4;
 
-		if (isFirstTime) iT64Build();
-		n = InCount/4;
-		m = InCount%4;
 		if (InCount && !m)
-		     outCount = 3*n;
-		else {
-		     outCount = 0;
-		     return 0;
+			outCount = 3 * n;
+		else
+		{
+			outCount = 0;
+			return 0;
 		}
 
 		ps = (unsigned char *)(InBuffer + InCount - 1);
-		while ( *ps-- == P64 ) outCount--;
+		while ( *ps-- == P64 )
+			outCount--;
 		ps = (unsigned char *)InBuffer;
 
-		if (outCount > len) return -1;
+		if (outCount > len)
+			return -1;
+
 		pd = OutBuffer;
 		auto endOfOutBuffer = OutBuffer + outCount;
-		for ( i = 0; i < n; i++ ){
-		     acc_1 = iT64[*ps++];
-		     acc_2 = iT64[*ps++];
-		     acc_1 <<= 2;
-		     acc_1 |= acc_2>>4;
-		     *pd++  = acc_1;
-			 if (pd >= endOfOutBuffer) break;
+		for ( i = 0; i < n; i++ )
+		{
+			acc_1 = iT64[*ps++];
+			acc_2 = iT64[*ps++];
+			acc_1 <<= 2;
+			acc_1 |= acc_2 >> 4;
+			*pd++ = acc_1;
+			if (pd >= endOfOutBuffer)
+				break;
 
-		     acc_2 <<= 4;
-		     acc_1 = iT64[*ps++];
-		     acc_2 |= acc_1 >> 2;
-		     *pd++ = acc_2;
-			  if (pd >= endOfOutBuffer) break;
+			acc_2 <<= 4;
+			acc_1 = iT64[*ps++];
+			acc_2 |= acc_1 >> 2;
+			*pd++ = acc_2;
+			if (pd >= endOfOutBuffer)
+				break;
 
-		     acc_2 = iT64[*ps++];
-		     acc_2 |= acc_1 << 6;
-		     *pd++ = acc_2;
+			acc_2 = iT64[*ps++];
+			acc_2 |= acc_1 << 6;
+			*pd++ = acc_2;
 		}
 
 		return outCount;
@@ -206,20 +228,25 @@ namespace data
 	size_t Base64EncodingBufferSize (const size_t input_size)
 	{
 		auto d = div (input_size, 3);
-		if (d.rem) d.quot++;
-		return 4*d.quot;
+		if (d.rem)
+			d.quot++;
+
+		return 4 * d.quot;
 	}
 
 	std::string ToBase64Standard (const std::string& in)
 	{
 		auto len = Base64EncodingBufferSize (in.length ());
-		char * str = new char[len+1];
+		char * str = new char[len + 1];
 		auto l = ByteStreamToBase64 ((const uint8_t *)in.c_str (), in.length (), str, len);
 		str[l] = 0;
 		// replace '-' by '+' and '~' by '/'
 		for (size_t i = 0; i < l; i++)
-			if (str[i] == '-') str[i] = '+';
-			else if (str[i] == '~') str[i] = '/';
+			if (str[i] == '-')
+				str[i] = '+';
+			else if (str[i] == '~')
+				str[i] = '/';
+
 		std::string s(str);
 		delete[] str;
 		return s;
@@ -236,10 +263,10 @@ namespace data
 
 	static void iT64Build()
 	{
-		int  i;
+		int i;
 		isFirstTime = 0;
-		for ( i=0; i<256; i++ ) iT64[i] = -1;
-		for ( i=0; i<64; i++ ) iT64[(int)T64[i]] = i;
+		for ( i = 0; i < 256; i++ ) iT64[i] = -1;
+		for ( i = 0; i < 64; i++ ) iT64[(int)T64[i]] = i;
 		iT64[(int)P64] = 0;
 	}
 
@@ -302,4 +329,3 @@ namespace data
 	}
 }
 }
-

libi2pd/Base.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef BASE_H__
 #define BASE_H__
 
@@ -15,9 +23,9 @@ namespace data {
 	size_t Base32ToByteStream (const char * inBuf, size_t len, uint8_t * outBuf, size_t outLen);
 	size_t ByteStreamToBase32 (const uint8_t * InBuf, size_t len, char * outBuf, size_t outLen);
 
- 	/**
-     Compute the size for a buffer to contain encoded base64 given that the size of the input is input_size bytes
-   	*/
+	/**
+	 Compute the size for a buffer to contain encoded base64 given that the size of the input is input_size bytes
+	*/
 	size_t Base64EncodingBufferSize(const size_t input_size);
 
 	std::string ToBase64Standard (const std::string& in); // using standard table, for Proxy-Authorization

libi2pd/Blinding.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <zlib.h> // for crc32
 #include <openssl/sha.h>
 #include <openssl/hmac.h>
@@ -314,4 +322,3 @@ namespace data
 
 }
 }
-

libi2pd/Blinding.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef BLINDING_H__
 #define BLINDING_H__
 

libi2pd/BloomFilter.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include "BloomFilter.h"
 #include "I2PEndian.h"
 #include <array>

libi2pd/BloomFilter.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef BLOOM_FILTER_H_
 #define BLOOM_FILTER_H_
 #include <memory>

libi2pd/CPU.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include "CPU.h"
 #if defined(__x86_64__) || defined(__i386__)
 #include <cpuid.h>

libi2pd/CPU.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef LIBI2PD_CPU_H
 #define LIBI2PD_CPU_H
 
@@ -5,10 +13,10 @@ namespace i2p
 {
 namespace cpu
 {
-  extern bool aesni;
-  extern bool avx;
+	extern bool aesni;
+	extern bool avx;
 
-  void Detect();
+	void Detect();
 }
 }
 

libi2pd/ChaCha20.cpp

@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2013-2018, The PurpleI2P Project
+* Copyright (c) 2013-2020, The PurpleI2P Project
 *
 * This file is part of Purple i2pd project and licensed under BSD3
 *
@@ -21,34 +21,34 @@ namespace chacha
 {
 void u32t8le(uint32_t v, uint8_t * p)
 {
-    p[0] = v & 0xff;
-    p[1] = (v >> 8) & 0xff;
-    p[2] = (v >> 16) & 0xff;
-    p[3] = (v >> 24) & 0xff;
+	p[0] = v & 0xff;
+	p[1] = (v >> 8) & 0xff;
+	p[2] = (v >> 16) & 0xff;
+	p[3] = (v >> 24) & 0xff;
 }
 
 uint32_t u8t32le(const uint8_t * p)
 {
-    uint32_t value = p[3];
+	uint32_t value = p[3];
 
-    value = (value << 8) | p[2];
-    value = (value << 8) | p[1];
-    value = (value << 8) | p[0];
+	value = (value << 8) | p[2];
+	value = (value << 8) | p[1];
+	value = (value << 8) | p[0];
 
-    return value;
+	return value;
 }
 
 uint32_t rotl32(uint32_t x, int n)
 {
-    return x << n | (x >> (-n & 31));
+	return x << n | (x >> (-n & 31));
 }
 
 void quarterround(uint32_t *x, int a, int b, int c, int d)
 {
-    x[a] += x[b]; x[d] = rotl32(x[d] ^ x[a], 16);
-    x[c] += x[d]; x[b] = rotl32(x[b] ^ x[c], 12);
-    x[a] += x[b]; x[d] = rotl32(x[d] ^ x[a],  8);
-    x[c] += x[d]; x[b] = rotl32(x[b] ^ x[c],  7);
+	x[a] += x[b]; x[d] = rotl32(x[d] ^ x[a], 16);
+	x[c] += x[d]; x[b] = rotl32(x[b] ^ x[c], 12);
+	x[a] += x[b]; x[d] = rotl32(x[d] ^ x[a],  8);
+	x[c] += x[d]; x[b] = rotl32(x[b] ^ x[c],  7);
 }
 
 
@@ -61,24 +61,23 @@ void Chacha20Block::operator << (const Chacha20State & st)
 
 void block (Chacha20State &input, int rounds)
 {
-    int i;
-    Chacha20State x;
-    x.Copy(input);
-
-    for (i = rounds; i > 0; i -= 2) 
-    {
-        quarterround(x.data, 0, 4,  8, 12);
-        quarterround(x.data, 1, 5,  9, 13);
-        quarterround(x.data, 2, 6, 10, 14);
-        quarterround(x.data, 3, 7, 11, 15);
-        quarterround(x.data, 0, 5, 10, 15);
-        quarterround(x.data, 1, 6, 11, 12);
-        quarterround(x.data, 2, 7,  8, 13);
-        quarterround(x.data, 3, 4,  9, 14);
-    }
-    x += input;
-    input.block << x;
+	int i;
+	Chacha20State x;
+	x.Copy(input);
 
+	for (i = rounds; i > 0; i -= 2)
+	{
+		quarterround(x.data, 0, 4,  8, 12);
+		quarterround(x.data, 1, 5,  9, 13);
+		quarterround(x.data, 2, 6, 10, 14);
+		quarterround(x.data, 3, 7, 11, 15);
+		quarterround(x.data, 0, 5, 10, 15);
+		quarterround(x.data, 1, 6, 11, 12);
+		quarterround(x.data, 2, 7,  8, 13);
+		quarterround(x.data, 3, 4,  9, 14);
+	}
+	x += input;
+	input.block << x;
 }
 
 void Chacha20Init (Chacha20State& state, const uint8_t * nonce, const uint8_t * key, uint32_t counter)
@@ -88,11 +87,11 @@ void Chacha20Init (Chacha20State& state, const uint8_t * nonce, const uint8_t *
 	state.data[2] = 0x79622d32;
 	state.data[3] = 0x6b206574;
 	for (size_t i = 0; i < 8; i++)
-	    state.data[4 + i] = chacha::u8t32le(key + i * 4);
+		state.data[4 + i] = chacha::u8t32le(key + i * 4);
 
 	state.data[12] = htole32 (counter);
 	for (size_t i = 0; i < 3; i++)
-	    state.data[13 + i] = chacha::u8t32le(nonce + i * 4);
+		state.data[13 + i] = chacha::u8t32le(nonce + i * 4);
 }
 
 void Chacha20SetCounter (Chacha20State& state, uint32_t counter)
@@ -117,22 +116,22 @@ void Chacha20Encrypt (Chacha20State& state, uint8_t * buf, size_t sz)
 	}
 	for (size_t i = 0; i < sz; i += chacha::blocksize)
 	{
-	    chacha::block(state, chacha::rounds);
-	    state.data[12]++;
-	    for (size_t j = i; j < i + chacha::blocksize; j++) 
-	    {
-	        if (j >= sz) 
+		chacha::block(state, chacha::rounds);
+		state.data[12]++;
+		for (size_t j = i; j < i + chacha::blocksize; j++)
+		{
+			if (j >= sz)
 			{
 				state.offset = j & 0x3F; // % 64
 				break;
 			}
-	        buf[j] ^= state.block.data[j - i];
-	    }
+			buf[j] ^= state.block.data[j - i];
+		}
 	}
 }
+
 } // namespace chacha
+} // namespace crypto
+} // namespace i2p
 
-}
-}
 #endif
-

libi2pd/ChaCha20.h

@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2013-2018, The PurpleI2P Project
+* Copyright (c) 2013-2020, The PurpleI2P Project
 *
 * This file is part of Purple i2pd project and licensed under BSD3
 *
@@ -21,8 +21,8 @@ namespace i2p
 {
 namespace crypto
 {
- 	const std::size_t CHACHA20_KEY_BYTES = 32;
-  	const std::size_t CHACHA20_NOUNCE_BYTES = 12;
+	const std::size_t CHACHA20_KEY_BYTES = 32;
+	const std::size_t CHACHA20_NOUNCE_BYTES = 12;
 
 namespace chacha
 {
@@ -32,12 +32,12 @@ namespace chacha
 	struct Chacha20State;
 	struct Chacha20Block
 	{
-	  Chacha20Block () {};
-	  Chacha20Block (Chacha20Block &&) = delete;
+		Chacha20Block () {};
+		Chacha20Block (Chacha20Block &&) = delete;
 
-	  uint8_t data[blocksize];
+		uint8_t data[blocksize];
 
-	  void operator << (const Chacha20State & st);
+		void operator << (const Chacha20State & st);
 	};
 
 	struct Chacha20State
@@ -54,7 +54,7 @@ namespace chacha
 
 		void Copy(const Chacha20State & other)
 		{
-		   memcpy(data, other.data, sizeof(uint32_t) * 16);
+			memcpy(data, other.data, sizeof(uint32_t) * 16);
 		}
 		uint32_t data[16];
 		Chacha20Block block;
@@ -64,9 +64,9 @@ namespace chacha
 	void Chacha20Init (Chacha20State& state, const uint8_t * nonce, const uint8_t * key, uint32_t counter);
 	void Chacha20SetCounter (Chacha20State& state, uint32_t counter);
 	void Chacha20Encrypt (Chacha20State& state, uint8_t * buf, size_t sz); // encrypt buf in place
-}
-} 
-}
-#endif
+} // namespace chacha
+} // namespace crypto
+} // namespace i2p
 
 #endif
+#endif

libi2pd/Config.cpp

@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2013-2017, The PurpleI2P Project
+* Copyright (c) 2013-2020, The PurpleI2P Project
 *
 * This file is part of Purple i2pd project and licensed under BSD3
 *
@@ -35,11 +35,11 @@ namespace config {
 			("version",                                                       "Show i2pd version")
 			("conf", value<std::string>()->default_value(""),                 "Path to main i2pd config file (default: try ~/.i2pd/i2pd.conf or /var/lib/i2pd/i2pd.conf)")
 			("tunconf", value<std::string>()->default_value(""),              "Path to config with tunnels list and options (default: try ~/.i2pd/tunnels.conf or /var/lib/i2pd/tunnels.conf)")
-			("tunnelsdir", value<std::string>()->default_value(""),   "Path to extra tunnels' configs folder (default: ~/.i2pd/tunnels.d or /var/lib/i2pd/tunnels.d")
+			("tunnelsdir", value<std::string>()->default_value(""),           "Path to extra tunnels' configs folder (default: ~/.i2pd/tunnels.d or /var/lib/i2pd/tunnels.d")
 			("pidfile", value<std::string>()->default_value(""),              "Path to pidfile (default: ~/i2pd/i2pd.pid or /var/lib/i2pd/i2pd.pid)")
 			("log", value<std::string>()->default_value(""),                  "Logs destination: stdout, file, syslog (stdout if not set)")
 			("logfile", value<std::string>()->default_value(""),              "Path to logfile (stdout if not set, autodetect if daemon)")
-			("loglevel", value<std::string>()->default_value("info"),         "Set the minimal level of log messages (debug, info, warn, error, none)")
+			("loglevel", value<std::string>()->default_value("warn"),         "Set the minimal level of log messages (debug, info, warn, error, none)")
 			("logclftime", bool_switch()->default_value(false),               "Write full CLF-formatted date and time to log (default: disabled, write only time)")
 			("family", value<std::string>()->default_value(""),               "Specify a family, router belongs to")
 			("datadir", value<std::string>()->default_value(""),              "Path to storage of i2pd data (RI, keys, peer profiles, ...)")
@@ -58,7 +58,7 @@ namespace config {
 			("floodfill", bool_switch()->default_value(false),                "Router will be floodfill (default: disabled)")
 			("bandwidth", value<std::string>()->default_value(""),            "Bandwidth limit: integer in KBps or letters: L (32), O (256), P (2048), X (>9000)")
 			("share", value<int>()->default_value(100),                       "Limit of transit traffic from max bandwidth in percents. (default: 100)")
-			("ntcp", value<bool>()->default_value(false),                      "Enable NTCP transport (default: disabled)")
+			("ntcp", value<bool>()->default_value(false),                     "Enable NTCP transport (default: disabled)")
 			("ssu", value<bool>()->default_value(true),                       "Enable SSU transport (default: enabled)")
 			("ntcpproxy", value<std::string>()->default_value(""),            "Proxy URL for NTCP transport")
 #ifdef _WIN32
@@ -88,7 +88,7 @@ namespace config {
 			("http.pass", value<std::string>()->default_value(""),              "Password for basic auth (default: random, see logs)")
 			("http.strictheaders", value<bool>()->default_value(true),          "Enable strict host checking on WebUI")
 			("http.hostname", value<std::string>()->default_value("localhost"), "Expected hostname for WebUI")
-			("http.webroot", value<std::string>()->default_value("/"),            "WebUI root path (default: / )")
+			("http.webroot", value<std::string>()->default_value("/"),          "WebUI root path (default: / )")
 		;
 
 		options_description httpproxy("HTTP Proxy options");
@@ -97,7 +97,8 @@ namespace config {
 			("httpproxy.address", value<std::string>()->default_value("127.0.0.1"),   "HTTP Proxy listen address")
 			("httpproxy.port", value<uint16_t>()->default_value(4444),                "HTTP Proxy listen port")
 			("httpproxy.keys", value<std::string>()->default_value(""),               "File to persist HTTP Proxy keys")
-			("httpproxy.signaturetype", value<i2p::data::SigningKeyType>()->default_value(i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519), "Signature type for new keys. 7 (EdDSA) by default")
+			("httpproxy.signaturetype", value<i2p::data::SigningKeyType>()->
+				default_value(i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519),      "Signature type for new keys. 7 (EdDSA) by default")
 			("httpproxy.inbound.length", value<std::string>()->default_value("3"),    "HTTP proxy inbound tunnel length")
 			("httpproxy.outbound.length", value<std::string>()->default_value("3"),   "HTTP proxy outbound tunnel length")
 			("httpproxy.inbound.quantity", value<std::string>()->default_value("5"),  "HTTP proxy inbound tunnels quantity")
@@ -106,6 +107,8 @@ namespace config {
 			("httpproxy.latency.max", value<std::string>()->default_value("0"),       "HTTP proxy max latency for tunnels")
 			("httpproxy.outproxy", value<std::string>()->default_value(""),           "HTTP proxy upstream out proxy url")
 			("httpproxy.addresshelper", value<bool>()->default_value(true),           "Enable or disable addresshelper")
+			("httpproxy.i2cp.leaseSetType", value<std::string>()->default_value("1"), "Local destination's LeaseSet type")
+			("httpproxy.i2cp.leaseSetEncType", value<std::string>()->default_value("0"), "Local destination's LeaseSet encryption type")
 		;
 
 		options_description socksproxy("SOCKS Proxy options");
@@ -114,7 +117,8 @@ namespace config {
 			("socksproxy.address", value<std::string>()->default_value("127.0.0.1"),   "SOCKS Proxy listen address")
 			("socksproxy.port", value<uint16_t>()->default_value(4447),                "SOCKS Proxy listen port")
 			("socksproxy.keys", value<std::string>()->default_value(""),               "File to persist SOCKS Proxy keys")
-			("socksproxy.signaturetype", value<i2p::data::SigningKeyType>()->default_value(i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519), "Signature type for new keys. 7 (EdDSA) by default")
+			("socksproxy.signaturetype", value<i2p::data::SigningKeyType>()->
+				default_value(i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519),       "Signature type for new keys. 7 (EdDSA) by default")
 			("socksproxy.inbound.length", value<std::string>()->default_value("3"),    "SOCKS proxy inbound tunnel length")
 			("socksproxy.outbound.length", value<std::string>()->default_value("3"),   "SOCKS proxy outbound tunnel length")
 			("socksproxy.inbound.quantity", value<std::string>()->default_value("5"),  "SOCKS proxy inbound tunnels quantity")
@@ -124,6 +128,8 @@ namespace config {
 			("socksproxy.outproxy.enabled", value<bool>()->default_value(false),       "Enable or disable SOCKS outproxy")
 			("socksproxy.outproxy", value<std::string>()->default_value("127.0.0.1"),  "Upstream outproxy address for SOCKS Proxy")
 			("socksproxy.outproxyport", value<uint16_t>()->default_value(9050),        "Upstream outproxy port for SOCKS Proxy")
+			("socksproxy.i2cp.leaseSetType", value<std::string>()->default_value("1"), "Local destination's LeaseSet type")
+			("socksproxy.i2cp.leaseSetEncType", value<std::string>()->default_value("0"), "Local destination's LeaseSet encryption type")
 		;
 
 		options_description sam("SAM bridge options");
@@ -131,7 +137,7 @@ namespace config {
 			("sam.enabled", value<bool>()->default_value(true),               "Enable or disable SAM Application bridge")
 			("sam.address", value<std::string>()->default_value("127.0.0.1"), "SAM listen address")
 			("sam.port", value<uint16_t>()->default_value(7656),              "SAM listen port")
-			("sam.singlethread", value<bool>()->default_value(true),         "Sessions run in the SAM bridge's thread")
+			("sam.singlethread", value<bool>()->default_value(true),          "Sessions run in the SAM bridge's thread")
 		;
 
 		options_description bob("BOB options");
@@ -190,16 +196,13 @@ namespace config {
 			("reseed.urls", value<std::string>()->default_value(
 				"https://reseed.i2p-projekt.de/,"
 				"https://i2p.mooo.com/netDb/,"
-				"https://netdb.i2p2.no/,"
-			    "https://reseed.i2p2.no/,"
-			    "https://reseed2.i2p2.no/,"
-				// "https://us.reseed.i2p2.no:444/," // mamoth's shit
-				// "https://uk.reseed.i2p2.no:444/," // mamoth's shit
+				"https://reseed.i2p2.no/,"
 				"https://reseed-fr.i2pd.xyz/,"
 				"https://reseed.memcpy.io/,"
 				"https://reseed.onion.im/,"
 				"https://i2pseed.creativecowpat.net:8443/,"
-                "https://i2p.novg.net/"
+			    "https://reseed.i2pgit.org/,"                                                				
+				"https://i2p.novg.net/"
 			),                                                            "Reseed URLs, separated by comma")
 		;
 
@@ -218,6 +221,14 @@ namespace config {
 			("trust.hidden", value<bool>()->default_value(false),      "Should we hide our router from other routers?")
 		;
 
+		// Save deprecated websocket options for compatibility
+		options_description websocket("Websocket Options");
+		websocket.add_options()
+			("websockets.enabled", value<bool>()->default_value(false),     "Deprecated option")
+			("websockets.address", value<std::string>()->default_value(""), "Deprecated option")
+			("websockets.port", value<uint16_t>()->default_value(0),        "Deprecated option")
+		;
+
 		options_description exploratory("Exploratory Options");
 		exploratory.add_options()
 			("exploratory.inbound.length", value<int>()->default_value(2),    "Exploratory inbound tunnel length")
@@ -228,29 +239,29 @@ namespace config {
 
 		options_description ntcp2("NTCP2 Options");
 		ntcp2.add_options()
-			("ntcp2.enabled", value<bool>()->default_value(true), "Enable NTCP2 (default: enabled)")
-			("ntcp2.published", value<bool>()->default_value(true), "Publish NTCP2 (default: enabled)")
-			("ntcp2.port", value<uint16_t>()->default_value(0), "Port to listen for incoming NTCP2 connections (default: auto)")
+			("ntcp2.enabled", value<bool>()->default_value(true),          "Enable NTCP2 (default: enabled)")
+			("ntcp2.published", value<bool>()->default_value(true),        "Publish NTCP2 (default: enabled)")
+			("ntcp2.port", value<uint16_t>()->default_value(0),            "Port to listen for incoming NTCP2 connections (default: auto)")
 			("ntcp2.addressv6", value<std::string>()->default_value("::"), "Address to bind NTCP2 on")
-			("ntcp2.proxy", value<std::string>()->default_value(""), "Proxy URL for NTCP2 transport")
+			("ntcp2.proxy", value<std::string>()->default_value(""),       "Proxy URL for NTCP2 transport")
 		;
 
 		options_description nettime("Time sync options");
 		nettime.add_options()
-			("nettime.enabled", value<bool>()->default_value(false), "Disable time sync (default: disabled)")
+			("nettime.enabled", value<bool>()->default_value(false),       "Disable time sync (default: disabled)")
 			("nettime.ntpservers", value<std::string>()->default_value(
 				"0.pool.ntp.org,"
 				"1.pool.ntp.org,"
 				"2.pool.ntp.org,"
 				"3.pool.ntp.org"
-			),  "Comma separated list of NTCP servers")
-			("nettime.ntpsyncinterval", value<int>()->default_value(72),  "NTP sync interval in hours (default: 72)")
+			),                                                             "Comma separated list of NTCP servers")
+			("nettime.ntpsyncinterval", value<int>()->default_value(72),   "NTP sync interval in hours (default: 72)")
 		;
 
 		options_description persist("Network information persisting options");
 		persist.add_options()
-			("persist.profiles", value<bool>()->default_value(true), "Persist peer profiles (default: true)")
-			("persist.addressbook", value<bool>()->default_value(true), "Persist full addresses (default: true)")
+			("persist.profiles", value<bool>()->default_value(true),       "Persist peer profiles (default: true)")
+			("persist.addressbook", value<bool>()->default_value(true),    "Persist full addresses (default: true)")
 		;
 
 		m_OptionsDesc
@@ -268,6 +279,7 @@ namespace config {
 			.add(reseed)
 			.add(addressbook)
 			.add(trust)
+			.add(websocket) // deprecated
 			.add(exploratory)
 			.add(ntcp2)
 			.add(nettime)

libi2pd/Config.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef CONFIG_H
 #define CONFIG_H
 
@@ -18,98 +26,101 @@
 
 namespace i2p {
 namespace config {
-  extern boost::program_options::variables_map m_Options;
+	extern boost::program_options::variables_map m_Options;
 
-  /**
-   * @brief  Initialize list of acceptable parameters
-   *
-   * Should be called before any Parse* functions.
-   */
-  void Init();
+	/**
+	 * @brief  Initialize list of acceptable parameters
+	 *
+	 * Should be called before any Parse* functions.
+	 */
+	void Init();
 
-  /**
-   * @brief  Parse cmdline parameters, and show help if requested
-   * @param  argc  Cmdline arguments count, should be passed from main().
-   * @param  argv  Cmdline parameters array, should be passed from main()
-   *
-   * If --help is given in parameters, shows its list with description
-   * and terminates the program with exitcode 0.
-   *
-   * In case of parameter misuse boost throws an exception.
-   * We internally handle type boost::program_options::unknown_option,
-   * and then terminate the program with exitcode 1.
-   *
-   * Other exceptions will be passed to higher level.
-   */
-  void ParseCmdline(int argc, char* argv[], bool ignoreUnknown = false);
+	/**
+	 * @brief  Parse cmdline parameters, and show help if requested
+	 * @param  argc  Cmdline arguments count, should be passed from main().
+	 * @param  argv  Cmdline parameters array, should be passed from main()
+	 *
+	 * If --help is given in parameters, shows its list with description
+	 * and terminates the program with exitcode 0.
+	 *
+	 * In case of parameter misuse boost throws an exception.
+	 * We internally handle type boost::program_options::unknown_option,
+	 * and then terminate the program with exitcode 1.
+	 *
+	 * Other exceptions will be passed to higher level.
+	 */
+	void ParseCmdline(int argc, char* argv[], bool ignoreUnknown = false);
 
-  /**
-   * @brief  Load and parse given config file
-   * @param  path  Path to config file
-   *
-   * If error occurred when opening file path is points to,
-   * we show the error message and terminate program.
-   *
-   * In case of parameter misuse boost throws an exception.
-   * We internally handle type boost::program_options::unknown_option,
-   * and then terminate program with exitcode 1.
-   *
-   * Other exceptions will be passed to higher level.
-   */
-  void ParseConfig(const std::string& path);
+	/**
+	 * @brief  Load and parse given config file
+	 * @param  path  Path to config file
+	 *
+	 * If error occurred when opening file path is points to,
+	 * we show the error message and terminate program.
+	 *
+	 * In case of parameter misuse boost throws an exception.
+	 * We internally handle type boost::program_options::unknown_option,
+	 * and then terminate program with exitcode 1.
+	 *
+	 * Other exceptions will be passed to higher level.
+	 */
+	void ParseConfig(const std::string& path);
 
-  /**
-   * @brief  Used to combine options from cmdline, config and default values
-   */
-  void Finalize();
+	/**
+	 * @brief  Used to combine options from cmdline, config and default values
+	 */
+	void Finalize();
 
-  /* @brief  Accessor to parameters by name
-   * @param  name  Name of the requested parameter
-   * @param  value Variable where to store option
-   * @return this function returns false if parameter not found
-   *
-   * Example: uint16_t port; GetOption("sam.port", port);
-   */
-  template<typename T>
-  bool GetOption(const char *name, T& value) {
-    if (!m_Options.count(name))
-      return false;
-    value = m_Options[name].as<T>();
-    return true;
-  }
+	/**
+	 * @brief  Accessor to parameters by name
+	 * @param  name  Name of the requested parameter
+	 * @param  value Variable where to store option
+	 * @return this function returns false if parameter not found
+	 *
+	 * Example: uint16_t port; GetOption("sam.port", port);
+	 */
+	template<typename T>
+	bool GetOption(const char *name, T& value)
+	{
+		if (!m_Options.count(name))
+			return false;
+		value = m_Options[name].as<T>();
+		return true;
+	}
 
-  template<typename T>
-  bool GetOption(const std::string& name, T& value)
-  {
-    return GetOption (name.c_str (), value);
-  }
+	template<typename T>
+	bool GetOption(const std::string& name, T& value)
+	{
+		return GetOption (name.c_str (), value);
+	}
 
-  bool GetOptionAsAny(const char *name, boost::any& value);
-  bool GetOptionAsAny(const std::string& name, boost::any& value);
+	bool GetOptionAsAny(const char *name, boost::any& value);
+	bool GetOptionAsAny(const std::string& name, boost::any& value);
 
-  /**
-   * @brief  Set value of given parameter
-   * @param  name  Name of settable parameter
-   * @param  value New parameter value
-   * @return true if value set up successful, false otherwise
-   *
-   * Example: uint16_t port = 2827; SetOption("bob.port", port);
-   */
-  template<typename T>
-  bool SetOption(const char *name, const T& value) {
-    if (!m_Options.count(name))
-      return false;
-    m_Options.at(name).value() = value;
-    notify(m_Options);
-    return true;
-  }
+	/**
+	 * @brief  Set value of given parameter
+	 * @param  name  Name of settable parameter
+	 * @param  value New parameter value
+	 * @return true if value set up successful, false otherwise
+	 *
+	 * Example: uint16_t port = 2827; SetOption("bob.port", port);
+	 */
+	template<typename T>
+	bool SetOption(const char *name, const T& value)
+	{
+		if (!m_Options.count(name))
+			return false;
+		m_Options.at(name).value() = value;
+		notify(m_Options);
+		return true;
+	}
 
-  /**
-   * @brief  Check is value explicitly given or default
-   * @param  name  Name of checked parameter
-   * @return true if value set to default, false otherwise
-   */
-  bool IsDefault(const char *name);
+	/**
+	 * @brief  Check is value explicitly given or default
+	 * @param  name  Name of checked parameter
+	 * @return true if value set to default, false otherwise
+	 */
+	bool IsDefault(const char *name);
 }
 }
 

libi2pd/Crypto.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <string.h>
 #include <string>
 #include <vector>
@@ -681,12 +689,12 @@ namespace crypto
 
 // AES
 #ifdef __AES__
-        #ifdef ARM64AES
-                void init_aesenc(void){
+	#ifdef ARM64AES
+	void init_aesenc(void){
 			// TODO: Implementation
-		}
+	}
 
-        #endif
+	#endif
 
 	#define KeyExpansion256(round0,round1) \
 		"pshufd	$0xff, %%xmm2, %%xmm2 \n" \
@@ -884,7 +892,6 @@ namespace crypto
 		}
 	}
 
-
 	void CBCEncryption::Encrypt (int numBlocks, const ChipherBlock * in, ChipherBlock * out)
 	{
 #ifdef __AES__
@@ -1364,4 +1371,3 @@ namespace crypto
 	}
 }
 }
-

libi2pd/Crypto.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef CRYPTO_H__
 #define CRYPTO_H__
 
@@ -28,13 +36,13 @@
 #else
 #   define LEGACY_OPENSSL 0
 #   if (OPENSSL_VERSION_NUMBER >= 0x010101000) // 1.1.1
-#	   define OPENSSL_HKDF 1
-#	   define OPENSSL_EDDSA 1
-#	   define OPENSSL_X25519 1
-#	   define OPENSSL_SIPHASH 1
+#       define OPENSSL_HKDF 1
+#       define OPENSSL_EDDSA 1
+#       define OPENSSL_X25519 1
+#       define OPENSSL_SIPHASH 1
 #   endif
 #   if !defined OPENSSL_NO_CHACHA && !defined OPENSSL_NO_POLY1305 // some builds might not include them
-#	   define OPENSSL_AEAD_CHACHA20_POLY1305 1 
+#       define OPENSSL_AEAD_CHACHA20_POLY1305 1
 #   endif
 #endif
 

libi2pd/CryptoKey.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <string.h>
 #include "Log.h"
 #include "Gost.h"
@@ -178,4 +186,3 @@ namespace crypto
 	}
 }
 }
-

libi2pd/CryptoKey.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef CRYPTO_KEY_H__
 #define CRYPTO_KEY_H__
 
@@ -126,7 +134,7 @@ namespace crypto
 			ECIESX25519AEADRatchetEncryptor (const uint8_t * pub);
 			~ECIESX25519AEADRatchetEncryptor () {};
 			void Encrypt (const uint8_t *, uint8_t * pub, BN_CTX *, bool);
-            // copies m_PublicKey to pub
+			// copies m_PublicKey to pub
 
 		private:
 
@@ -153,4 +161,3 @@ namespace crypto
 }
 
 #endif
-

libi2pd/CryptoWorker.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef CRYPTO_WORKER_H_
 #define CRYPTO_WORKER_H_
 
@@ -77,5 +85,4 @@ namespace worker
 }
 }
 
-
 #endif

libi2pd/Datagram.cpp

@@ -1,5 +1,12 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <string.h>
-#include <vector>
 #include "Crypto.h"
 #include "Log.h"
 #include "TunnelBase.h"
@@ -11,9 +18,13 @@ namespace i2p
 {
 namespace datagram
 {
-	DatagramDestination::DatagramDestination (std::shared_ptr<i2p::client::ClientDestination> owner):
-		m_Owner (owner), m_Receiver (nullptr), m_RawReceiver (nullptr)
+	DatagramDestination::DatagramDestination (std::shared_ptr<i2p::client::ClientDestination> owner, bool gzip):
+		m_Owner (owner), m_Receiver (nullptr), m_RawReceiver (nullptr), m_Gzip (gzip)
 	{
+		auto identityLen = m_Owner->GetIdentity ()->GetFullLen ();
+		m_From.resize (identityLen);
+		m_Owner->GetIdentity ()->ToBuffer (m_From.data (), identityLen);
+		m_Signature.resize (m_Owner->GetIdentity ()->GetSignatureLen ());
 	}
 
 	DatagramDestination::~DatagramDestination ()
@@ -23,35 +34,25 @@ namespace datagram
 
 	void DatagramDestination::SendDatagramTo(const uint8_t * payload, size_t len, const i2p::data::IdentHash & identity, uint16_t fromPort, uint16_t toPort)
 	{
-		auto owner = m_Owner;
-		std::vector<uint8_t> v(MAX_DATAGRAM_SIZE);
-		uint8_t * buf = v.data();
-		auto localIdentity =  m_Owner->GetIdentity ();		
-		auto identityLen = localIdentity->ToBuffer (buf, MAX_DATAGRAM_SIZE);
-		uint8_t * signature = buf + identityLen;
-		auto signatureLen = localIdentity->GetSignatureLen ();
-		uint8_t * buf1 = signature + signatureLen;
-		size_t headerLen = identityLen + signatureLen;
-
-		memcpy (buf1, payload, len);
-		if (localIdentity->GetSigningKeyType () == i2p::data::SIGNING_KEY_TYPE_DSA_SHA1)
+		if (m_Owner->GetIdentity ()->GetSigningKeyType () == i2p::data::SIGNING_KEY_TYPE_DSA_SHA1)
 		{
 			uint8_t hash[32];
-			SHA256(buf1, len, hash);
-			owner->Sign (hash, 32, signature);
+			SHA256(payload, len, hash);
+			m_Owner->Sign (hash, 32, m_Signature.data ());
 		}
 		else
-			owner->Sign (buf1, len, signature);
+			m_Owner->Sign (payload, len, m_Signature.data ());
 
-		auto msg = CreateDataMessage (buf, len + headerLen, fromPort, toPort);
 		auto session = ObtainSession(identity);
+		auto msg = CreateDataMessage ({{m_From.data (), m_From.size ()}, {m_Signature.data (), m_Signature.size ()}, {payload, len}},
+			fromPort, toPort, false, !session->IsRatchets ()); // datagram
 		session->SendMsg(msg);
 	}
 
 	void DatagramDestination::SendRawDatagramTo(const uint8_t * payload, size_t len, const i2p::data::IdentHash & identity, uint16_t fromPort, uint16_t toPort)
 	{
-		auto msg = CreateDataMessage (payload, len, fromPort, toPort, true); // raw
 		auto session = ObtainSession(identity);
+		auto msg = CreateDataMessage ({{payload, len}}, fromPort, toPort, true, !session->IsRatchets ()); // raw
 		session->SendMsg(msg);
 	}
 
@@ -121,13 +122,15 @@ namespace datagram
 			LogPrint (eLogWarning, "Datagram: decompression failed");
 	}
 
-		
-	std::shared_ptr<I2NPMessage> DatagramDestination::CreateDataMessage (const uint8_t * payload, size_t len, uint16_t fromPort, uint16_t toPort, bool isRaw)
+	std::shared_ptr<I2NPMessage> DatagramDestination::CreateDataMessage (
+		const std::vector<std::pair<const uint8_t *, size_t> >& payloads,
+		uint16_t fromPort, uint16_t toPort, bool isRaw, bool checksum)
 	{
 		auto msg = NewI2NPMessage ();
 		uint8_t * buf = msg->GetPayload ();
 		buf += 4; // reserve for length
-		size_t size = m_Deflator.Deflate (payload, len, buf, msg->maxLen - msg->len);
+		size_t size = m_Gzip ? m_Deflator.Deflate (payloads, buf, msg->maxLen - msg->len) :
+			i2p::data::GzipNoCompression (payloads, buf, msg->maxLen - msg->len);
 		if (size)
 		{
 			htobe32buf (msg->GetPayload (), size); // length
@@ -135,7 +138,7 @@ namespace datagram
 			htobe16buf (buf + 6, toPort); // destination port
 			buf[9] = isRaw ? i2p::client::PROTOCOL_TYPE_RAW : i2p::client::PROTOCOL_TYPE_DATAGRAM; // raw or datagram protocol
 			msg->len += size + 4;
-			msg->FillI2NPMessageHeader (eI2NPData);
+			msg->FillI2NPMessageHeader (eI2NPData, 0, checksum);
 		}
 		else
 			msg = nullptr;
@@ -190,7 +193,7 @@ namespace datagram
 	}
 
 	DatagramSession::DatagramSession(std::shared_ptr<i2p::client::ClientDestination> localDestination,
-																	 const i2p::data::IdentHash & remoteIdent) :
+		const i2p::data::IdentHash & remoteIdent) :
 		m_LocalDestination(localDestination),
 		m_RemoteIdent(remoteIdent),
 		m_SendQueueTimer(localDestination->GetService()),
@@ -247,11 +250,14 @@ namespace datagram
 		auto path = GetSharedRoutingPath();
 		if(path)
 			path->updateTime = i2p::util::GetSecondsSinceEpoch ();
+		if (IsRatchets ())
+			SendMsg (nullptr); // send empty message in case if we have some data to send
 	}
 
 	std::shared_ptr<i2p::garlic::GarlicRoutingPath> DatagramSession::GetSharedRoutingPath ()
 	{
-		if(!m_RoutingSession) {
+		if (!m_RoutingSession || !m_RoutingSession->GetOwner ()) 
+		{
 			if(!m_RemoteLeaseSet) {
 				m_RemoteLeaseSet = m_LocalDestination->FindLeaseSet(m_RemoteIdent);
 			}
@@ -352,14 +358,14 @@ namespace datagram
 
 	void DatagramSession::HandleSend(std::shared_ptr<I2NPMessage> msg)
 	{
-	  m_SendQueue.push_back(msg);
+		if (msg || m_SendQueue.empty ())
+			m_SendQueue.push_back(msg);
 		// flush queue right away if full
 		if(m_SendQueue.size() >= DATAGRAM_SEND_QUEUE_MAX_SIZE) FlushSendQueue();
 	}
 
 	void DatagramSession::FlushSendQueue ()
 	{
-
 		std::vector<i2p::tunnel::TunnelMessageBlock> send;
 		auto routingPath = GetSharedRoutingPath();
 		// if we don't have a routing path we will drop all queued messages
@@ -368,7 +374,8 @@ namespace datagram
 			for (const auto & msg : m_SendQueue)
 			{
 				auto m = m_RoutingSession->WrapSingleMessage(msg);
-				send.push_back(i2p::tunnel::TunnelMessageBlock{i2p::tunnel::eDeliveryTypeTunnel,routingPath->remoteLease->tunnelGateway, routingPath->remoteLease->tunnelID, m});
+				if (m)
+					send.push_back(i2p::tunnel::TunnelMessageBlock{i2p::tunnel::eDeliveryTypeTunnel,routingPath->remoteLease->tunnelGateway, routingPath->remoteLease->tunnelID, m});
 			}
 			routingPath->outboundTunnel->SendTunnelDataMsg(send);
 		}
@@ -385,4 +392,3 @@ namespace datagram
 	}
 }
 }
-

libi2pd/Datagram.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef DATAGRAM_H__
 #define DATAGRAM_H__
 
@@ -5,6 +13,7 @@
 #include <memory>
 #include <functional>
 #include <map>
+#include <vector>
 #include "Base.h"
 #include "Identity.h"
 #include "LeaseSet.h"
@@ -31,25 +40,29 @@ namespace datagram
 	const uint64_t DATAGRAM_SESSION_LEASE_HANDOVER_FUDGE = 1000;
 	// milliseconds minimum time between path switches
 	const uint64_t DATAGRAM_SESSION_PATH_MIN_LIFETIME = 5 * 1000;
-  // max 64 messages buffered in send queue for each datagram session
-  const size_t DATAGRAM_SEND_QUEUE_MAX_SIZE = 64;
+	// max 64 messages buffered in send queue for each datagram session
+	const size_t DATAGRAM_SEND_QUEUE_MAX_SIZE = 64;
 
 	class DatagramSession : public std::enable_shared_from_this<DatagramSession>
 	{
-	public:
-		DatagramSession(std::shared_ptr<i2p::client::ClientDestination> localDestination, const i2p::data::IdentHash & remoteIdent);
 
-		void Start ();
-		void Stop ();
+		public:
+
+			DatagramSession(std::shared_ptr<i2p::client::ClientDestination> localDestination, const i2p::data::IdentHash & remoteIdent);
+
+			void Start ();
+			void Stop ();
 
 
-    /** @brief ack the garlic routing path */
-    void Ack();
+			/** @brief ack the garlic routing path */
+			void Ack();
 
-		/** send an i2np message to remote endpoint for this session */
-		void SendMsg(std::shared_ptr<I2NPMessage> msg);
-		/** get the last time in milliseconds for when we used this datagram session */
-		uint64_t LastActivity() const { return m_LastUse; }
+			/** send an i2np message to remote endpoint for this session */
+			void SendMsg(std::shared_ptr<I2NPMessage> msg);
+			/** get the last time in milliseconds for when we used this datagram session */
+			uint64_t LastActivity() const { return m_LastUse; }
+
+		bool IsRatchets () const { return m_RoutingSession && m_RoutingSession->IsRatchets (); }
 
 		struct Info
 		{
@@ -57,40 +70,41 @@ namespace datagram
 			std::shared_ptr<const i2p::data::IdentHash> OBEP;
 			const uint64_t activity;
 
-			Info() : IBGW(nullptr), OBEP(nullptr), activity(0) {}
-			Info(const uint8_t * ibgw, const uint8_t * obep, const uint64_t a) :
-				activity(a) {
-				if(ibgw) IBGW = std::make_shared<i2p::data::IdentHash>(ibgw);
-				else IBGW = nullptr;
-				if(obep) OBEP = std::make_shared<i2p::data::IdentHash>(obep);
-				else OBEP = nullptr;
-			}
-		};
+				Info() : IBGW(nullptr), OBEP(nullptr), activity(0) {}
+				Info(const uint8_t * ibgw, const uint8_t * obep, const uint64_t a) :
+					activity(a) {
+					if(ibgw) IBGW = std::make_shared<i2p::data::IdentHash>(ibgw);
+					else IBGW = nullptr;
+					if(obep) OBEP = std::make_shared<i2p::data::IdentHash>(obep);
+					else OBEP = nullptr;
+				}
+			};
 
-		Info GetSessionInfo() const;
+			Info GetSessionInfo() const;
 
-	private:
+		private:
 
-    void FlushSendQueue();
-    void ScheduleFlushSendQueue();
+			void FlushSendQueue();
+			void ScheduleFlushSendQueue();
 
-    void HandleSend(std::shared_ptr<I2NPMessage> msg);
+			void HandleSend(std::shared_ptr<I2NPMessage> msg);
 
-    std::shared_ptr<i2p::garlic::GarlicRoutingPath> GetSharedRoutingPath();
+			std::shared_ptr<i2p::garlic::GarlicRoutingPath> GetSharedRoutingPath();
 
-    void HandleLeaseSetUpdated(std::shared_ptr<i2p::data::LeaseSet> ls);
+			void HandleLeaseSetUpdated(std::shared_ptr<i2p::data::LeaseSet> ls);
 
-	private:
-		std::shared_ptr<i2p::client::ClientDestination> m_LocalDestination;
-    i2p::data::IdentHash m_RemoteIdent;
-    std::shared_ptr<const i2p::data::LeaseSet> m_RemoteLeaseSet;
-    std::shared_ptr<i2p::garlic::GarlicRoutingSession> m_RoutingSession;
-    std::shared_ptr<const i2p::data::Lease> m_CurrentRemoteLease;
-    std::shared_ptr<i2p::tunnel::OutboundTunnel> m_CurrentOutboundTunnel;
-    boost::asio::deadline_timer m_SendQueueTimer;
-    std::vector<std::shared_ptr<I2NPMessage> > m_SendQueue;
-    uint64_t m_LastUse;
-    bool m_RequestingLS;
+		private:
+
+			std::shared_ptr<i2p::client::ClientDestination> m_LocalDestination;
+			i2p::data::IdentHash m_RemoteIdent;
+			std::shared_ptr<const i2p::data::LeaseSet> m_RemoteLeaseSet;
+			std::shared_ptr<i2p::garlic::GarlicRoutingSession> m_RoutingSession;
+			std::shared_ptr<const i2p::data::Lease> m_CurrentRemoteLease;
+			std::shared_ptr<i2p::tunnel::OutboundTunnel> m_CurrentOutboundTunnel;
+			boost::asio::deadline_timer m_SendQueueTimer;
+			std::vector<std::shared_ptr<I2NPMessage> > m_SendQueue;
+			uint64_t m_LastUse;
+			bool m_RequestingLS;
 	};
 
 	typedef std::shared_ptr<DatagramSession> DatagramSession_ptr;
@@ -101,11 +115,9 @@ namespace datagram
 		typedef std::function<void (const i2p::data::IdentityEx& from, uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len)> Receiver;
 		typedef std::function<void (uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len)> RawReceiver;
 
-		
 		public:
 
-
-    DatagramDestination (std::shared_ptr<i2p::client::ClientDestination> owner);
+			DatagramDestination (std::shared_ptr<i2p::client::ClientDestination> owner, bool gzip);
 			~DatagramDestination ();
 
 			void SendDatagramTo (const uint8_t * payload, size_t len, const i2p::data::IdentHash & ident, uint16_t fromPort = 0, uint16_t toPort = 0);
@@ -128,9 +140,10 @@ namespace datagram
 
 		private:
 
-    std::shared_ptr<DatagramSession> ObtainSession(const i2p::data::IdentHash & ident);
+			std::shared_ptr<DatagramSession> ObtainSession(const i2p::data::IdentHash & ident);
 
-			std::shared_ptr<I2NPMessage> CreateDataMessage (const uint8_t * payload, size_t len, uint16_t fromPort, uint16_t toPort, bool isRaw = false);
+			std::shared_ptr<I2NPMessage> CreateDataMessage (const std::vector<std::pair<const uint8_t *, size_t> >& payloads,
+				uint16_t fromPort, uint16_t toPort, bool isRaw = false, bool checksum = true);
 
 			void HandleDatagram (uint16_t fromPort, uint16_t toPort, uint8_t *const& buf, size_t len);
 			void HandleRawDatagram (uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len);
@@ -143,6 +156,7 @@ namespace datagram
 			std::shared_ptr<i2p::client::ClientDestination> m_Owner;
 			Receiver m_Receiver; // default
 			RawReceiver m_RawReceiver; // default
+			bool m_Gzip; // gzip compression of data messages
 			std::mutex m_SessionsMutex;
 			std::map<i2p::data::IdentHash, DatagramSession_ptr > m_Sessions;
 			std::mutex m_ReceiversMutex;
@@ -150,6 +164,7 @@ namespace datagram
 
 			i2p::data::GzipInflator m_Inflator;
 			i2p::data::GzipDeflator m_Deflator;
+			std::vector<uint8_t> m_From, m_Signature;
 	};
 }
 }

libi2pd/Destination.cpp

@@ -1,6 +1,17 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <algorithm>
 #include <cassert>
 #include <string>
+#include <set>
+#include <vector>
+#include <boost/algorithm/string.hpp>
 #include "Crypto.h"
 #include "Log.h"
 #include "FS.h"
@@ -13,7 +24,7 @@ namespace i2p
 namespace client
 {
 	LeaseSetDestination::LeaseSetDestination (boost::asio::io_service& service,
-	    bool isPublic, const std::map<std::string, std::string> * params):
+		bool isPublic, const std::map<std::string, std::string> * params):
 		m_Service (service), m_IsPublic (isPublic), m_PublishReplyToken (0),
 		m_LastSubmissionTime (0), m_PublishConfirmationTimer (m_Service),
 		m_PublishVerificationTimer (m_Service), m_PublishDelayTimer (m_Service), m_CleanupTimer (m_Service),
@@ -157,7 +168,6 @@ namespace client
 
 	bool LeaseSetDestination::Reconfigure(std::map<std::string, std::string> params)
 	{
-		
 		auto itr = params.find("i2cp.dontPublishLeaseSet");
 		if (itr != params.end())
 		{
@@ -412,7 +422,8 @@ namespace client
 				auto it2 = m_LeaseSetRequests.find (key);
 				if (it2 != m_LeaseSetRequests.end () && it2->second->requestedBlindedKey)
 				{
-					auto ls2 = std::make_shared<i2p::data::LeaseSet2> (buf + offset, len - offset, it2->second->requestedBlindedKey, m_LeaseSetPrivKey ? *m_LeaseSetPrivKey : nullptr, GetPreferredCryptoType ());
+					auto ls2 = std::make_shared<i2p::data::LeaseSet2> (buf + offset, len - offset,
+						it2->second->requestedBlindedKey, m_LeaseSetPrivKey ? ((const uint8_t *)*m_LeaseSetPrivKey) : nullptr , GetPreferredCryptoType ());
 					if (ls2->IsValid ())
 					{
 						m_RemoteLeaseSets[ls2->GetIdentHash ()] = ls2; // ident is not key
@@ -561,12 +572,12 @@ namespace client
 				m_PublishReplyToken = 0;
 				if (GetIdentity ()->GetCryptoKeyType () == i2p::data::CRYPTO_KEY_TYPE_ELGAMAL)
 				{
-					LogPrint (eLogWarning, "Destination: Publish confirmation was not received in ", PUBLISH_CONFIRMATION_TIMEOUT,  " seconds, will try again");
+					LogPrint (eLogWarning, "Destination: Publish confirmation was not received in ", PUBLISH_CONFIRMATION_TIMEOUT, " seconds, will try again");
 					Publish ();
 				}
 				else
 				{
-					LogPrint (eLogWarning, "Destination: Publish confirmation was not received in ", PUBLISH_CONFIRMATION_TIMEOUT,  " seconds from Java floodfill for crypto type ", (int)GetIdentity ()->GetCryptoKeyType ());
+					LogPrint (eLogWarning, "Destination: Publish confirmation was not received in ", PUBLISH_CONFIRMATION_TIMEOUT, " seconds from Java floodfill for crypto type ", (int)GetIdentity ()->GetCryptoKeyType ());
 					// Java floodfill never sends confirmation back for unknown crypto type
 					// assume it successive and try to verify
 					m_PublishVerificationTimer.expires_from_now (boost::posix_time::seconds(PUBLISH_VERIFICATION_TIMEOUT));
@@ -716,7 +727,7 @@ namespace client
 	}
 
 	bool LeaseSetDestination::SendLeaseSetRequest (const i2p::data::IdentHash& dest,
-		std::shared_ptr<const i2p::data::RouterInfo>  nextFloodfill, std::shared_ptr<LeaseSetRequest> request)
+		std::shared_ptr<const i2p::data::RouterInfo> nextFloodfill, std::shared_ptr<LeaseSetRequest> request)
 	{
 		if (!request->replyTunnel || !request->replyTunnel->IsEstablished ())
 			request->replyTunnel = m_Pool->GetNextInboundTunnel ();
@@ -779,7 +790,7 @@ namespace client
 				}
 				else
 				{
-					LogPrint (eLogWarning, "Destination: ", dest.ToBase64 (), " was not found within ",  MAX_LEASESET_REQUEST_TIMEOUT, " seconds");
+					LogPrint (eLogWarning, "Destination: ", dest.ToBase64 (), " was not found within ", MAX_LEASESET_REQUEST_TIMEOUT, " seconds");
 					done = true;
 				}
 
@@ -824,8 +835,8 @@ namespace client
 
 	i2p::data::CryptoKeyType LeaseSetDestination::GetPreferredCryptoType () const
 	{
-		if (SupportsEncryptionType (i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RARCHET))
-		    return i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RARCHET;
+		if (SupportsEncryptionType (i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET))
+			return i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET;
 		return i2p::data::CRYPTO_KEY_TYPE_ELGAMAL;
 	}
 
@@ -839,23 +850,53 @@ namespace client
 		if (keys.IsOfflineSignature () && GetLeaseSetType () == i2p::data::NETDB_STORE_TYPE_LEASESET)
 			SetLeaseSetType (i2p::data::NETDB_STORE_TYPE_STANDARD_LEASESET2); // offline keys can be published with LS2 only
 
-		m_EncryptionKeyType = GetIdentity ()->GetCryptoKeyType ();
 		// extract encryption type params for LS2
-		if (GetLeaseSetType () == i2p::data::NETDB_STORE_TYPE_STANDARD_LEASESET2 && params)
+		std::set<i2p::data::CryptoKeyType> encryptionKeyTypes;
+		if ((GetLeaseSetType () == i2p::data::NETDB_STORE_TYPE_STANDARD_LEASESET2 ||
+			GetLeaseSetType () == i2p::data::NETDB_STORE_TYPE_ENCRYPTED_LEASESET2) && params)
 		{
 			auto it = params->find (I2CP_PARAM_LEASESET_ENCRYPTION_TYPE);
 			if (it != params->end ())
-				m_EncryptionKeyType = std::stoi(it->second);
+			{
+				// comma-separated values
+				std::vector<std::string> values;
+				boost::split(values, it->second, boost::is_any_of(","));
+				for (auto& it1: values)
+				{
+					try
+					{
+						encryptionKeyTypes.insert (std::stoi(it1));
+					}
+					catch (std::exception& ex)
+					{
+						LogPrint (eLogInfo, "Destination: Unexpected crypto type ", it1, ". ", ex.what ());
+						continue;
+					}
+				}
+			}
+		}
+		// if no param or valid crypto type use from identity
+		bool isSingleKey = false;
+		if (encryptionKeyTypes.empty ())
+		{
+			isSingleKey = true;
+			encryptionKeyTypes.insert (GetIdentity ()->GetCryptoKeyType ());
 		}
 
-		memset (m_EncryptionPrivateKey, 0, 256); 
-		memset (m_EncryptionPublicKey, 0, 256);	
-		if (isPublic) 
-			PersistTemporaryKeys ();
-		else
-			i2p::data::PrivateKeys::GenerateCryptoKeyPair (m_EncryptionKeyType, m_EncryptionPrivateKey, m_EncryptionPublicKey);
+		for (auto& it: encryptionKeyTypes)
+		{
+			auto encryptionKey = new EncryptionKey (it);
+			if (isPublic)
+				PersistTemporaryKeys (encryptionKey, isSingleKey);
+			else
+				encryptionKey->GenerateKeys ();
+			encryptionKey->CreateDecryptor ();
+			if (it == i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET)
+				m_ECIESx25519EncryptionKey.reset (encryptionKey);
+			else
+				m_StandardEncryptionKey.reset (encryptionKey);
+		}
 
-		m_Decryptor = i2p::data::PrivateKeys::CreateDecryptor (m_EncryptionKeyType, m_EncryptionPrivateKey);
 		if (isPublic)
 			LogPrint (eLogInfo, "Destination: Local address ", GetIdentHash().ToBase32 (), " created");
 
@@ -1071,10 +1112,10 @@ namespace client
 		return dest;
 	}
 
-  i2p::datagram::DatagramDestination * ClientDestination::CreateDatagramDestination ()
+	i2p::datagram::DatagramDestination * ClientDestination::CreateDatagramDestination (bool gzip)
 	{
 		if (m_DatagramDestination == nullptr)
-			m_DatagramDestination = new i2p::datagram::DatagramDestination (GetSharedFromThis ());
+			m_DatagramDestination = new i2p::datagram::DatagramDestination (GetSharedFromThis (), gzip);
 		return m_DatagramDestination;
 	}
 
@@ -1092,27 +1133,29 @@ namespace client
 		return ret;
 	}
 
-	void ClientDestination::PersistTemporaryKeys ()
+	void ClientDestination::PersistTemporaryKeys (EncryptionKey * keys, bool isSingleKey)
 	{
+		if (!keys) return;
 		std::string ident = GetIdentHash().ToBase32();
-		std::string path  = i2p::fs::DataDirPath("destinations", (ident + ".dat"));
+		std::string path  = i2p::fs::DataDirPath("destinations",
+			isSingleKey ? (ident + ".dat") : (ident + "." + std::to_string (keys->keyType) + ".dat"));
 		std::ifstream f(path, std::ifstream::binary);
 
 		if (f) {
-			f.read ((char *)m_EncryptionPublicKey,  256);
-			f.read ((char *)m_EncryptionPrivateKey, 256);
+			f.read ((char *)keys->pub, 256);
+			f.read ((char *)keys->priv, 256);
 			return;
 		}
 
 		LogPrint (eLogInfo, "Destination: Creating new temporary keys of type for address ", ident, ".b32.i2p");
-		memset (m_EncryptionPrivateKey, 0, 256);
-		memset (m_EncryptionPublicKey, 0, 256);	
-		i2p::data::PrivateKeys::GenerateCryptoKeyPair (m_EncryptionKeyType, m_EncryptionPrivateKey, m_EncryptionPublicKey);
+		memset (keys->priv, 0, 256);
+		memset (keys->pub, 0, 256);
+		keys->GenerateKeys ();
 		// TODO:: persist crypto key type
 		std::ofstream f1 (path, std::ofstream::binary | std::ofstream::out);
 		if (f1) {
-			f1.write ((char *)m_EncryptionPublicKey,  256);
-			f1.write ((char *)m_EncryptionPrivateKey, 256);
+			f1.write ((char *)keys->pub, 256);
+			f1.write ((char *)keys->priv, 256);
 			return;
 		}
 		LogPrint(eLogError, "Destinations: Can't save keys to ", path);
@@ -1123,18 +1166,27 @@ namespace client
 		std::shared_ptr<i2p::data::LocalLeaseSet> leaseSet;
 		if (GetLeaseSetType () == i2p::data::NETDB_STORE_TYPE_LEASESET)
 		{
-			leaseSet = std::make_shared<i2p::data::LocalLeaseSet> (GetIdentity (), m_EncryptionPublicKey, tunnels);
-			// sign
-			Sign (leaseSet->GetBuffer (), leaseSet->GetBufferLen () - leaseSet->GetSignatureLen (), leaseSet->GetSignature ()); 
+			if (m_StandardEncryptionKey)
+			{
+				leaseSet = std::make_shared<i2p::data::LocalLeaseSet> (GetIdentity (), m_StandardEncryptionKey->pub, tunnels);
+				// sign
+				Sign (leaseSet->GetBuffer (), leaseSet->GetBufferLen () - leaseSet->GetSignatureLen (), leaseSet->GetSignature ());
+			}
+			else
+				LogPrint (eLogError, "Destinations: Wrong encryption key type for LeaseSet type 1");
 		}
 		else
 		{
 			// standard LS2 (type 3) first
-			uint16_t keyLen = m_Decryptor ? m_Decryptor->GetPublicKeyLen () : 256;
+			i2p::data::LocalLeaseSet2::KeySections keySections;
+			if (m_ECIESx25519EncryptionKey)
+				keySections.push_back ({m_ECIESx25519EncryptionKey->keyType, 32, m_ECIESx25519EncryptionKey->pub} );
+			if (m_StandardEncryptionKey)
+				keySections.push_back ({m_StandardEncryptionKey->keyType, (uint16_t)m_StandardEncryptionKey->decryptor->GetPublicKeyLen (), m_StandardEncryptionKey->pub} );
+
 			bool isPublishedEncrypted = GetLeaseSetType () == i2p::data::NETDB_STORE_TYPE_ENCRYPTED_LEASESET2;
 			auto ls2 = std::make_shared<i2p::data::LocalLeaseSet2> (i2p::data::NETDB_STORE_TYPE_STANDARD_LEASESET2,
-				m_Keys, i2p::data::LocalLeaseSet2::KeySections { {m_EncryptionKeyType, keyLen, m_EncryptionPublicKey} }, 
-			    tunnels, IsPublic (), isPublishedEncrypted);
+				m_Keys, keySections, tunnels, IsPublic (), isPublishedEncrypted);
 			if (isPublishedEncrypted) // encrypt if type 5
 				ls2 = std::make_shared<i2p::data::LocalEncryptedLeaseSet2> (ls2, m_Keys, GetAuthType (), m_AuthKeys);
 			leaseSet = ls2;
@@ -1149,13 +1201,28 @@ namespace client
 
 	bool ClientDestination::Decrypt (const uint8_t * encrypted, uint8_t * data, BN_CTX * ctx, i2p::data::CryptoKeyType preferredCrypto) const
 	{
-		if (m_Decryptor)
-			return m_Decryptor->Decrypt (encrypted, data, ctx, true);
+		if (preferredCrypto == i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET)
+			if (m_ECIESx25519EncryptionKey && m_ECIESx25519EncryptionKey->decryptor)
+				return m_ECIESx25519EncryptionKey->decryptor->Decrypt (encrypted, data, ctx, true);
+		if (m_StandardEncryptionKey && m_StandardEncryptionKey->decryptor)
+			return m_StandardEncryptionKey->decryptor->Decrypt (encrypted, data, ctx, true);
 		else
 			LogPrint (eLogError, "Destinations: decryptor is not set");
 		return false;
 	}
 
+	bool ClientDestination::SupportsEncryptionType (i2p::data::CryptoKeyType keyType) const
+	{
+		return keyType == i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET ? (bool)m_ECIESx25519EncryptionKey : (bool)m_StandardEncryptionKey;
+	}
+
+	const uint8_t * ClientDestination::GetEncryptionPublicKey (i2p::data::CryptoKeyType keyType) const
+	{
+		if (keyType == i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET)
+			return m_ECIESx25519EncryptionKey ? m_ECIESx25519EncryptionKey->pub : nullptr;
+		return m_StandardEncryptionKey ? m_StandardEncryptionKey->pub : nullptr;
+	}
+
 	void ClientDestination::ReadAuthKey (const std::string& group, const std::map<std::string, std::string> * params)
 	{
 		for (auto it: *params)

libi2pd/Destination.h

@@ -1,6 +1,15 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef DESTINATION_H__
 #define DESTINATION_H__
 
+#include <string.h>
 #include <thread>
 #include <mutex>
 #include <memory>
@@ -93,7 +102,6 @@ namespace client
 			}
 		};
 
-
 		public:
 
 			LeaseSetDestination (boost::asio::io_service& service, bool isPublic, const std::map<std::string, std::string> * params = nullptr);
@@ -111,7 +119,7 @@ namespace client
 			bool IsReady () const { return m_LeaseSet && !m_LeaseSet->IsExpired () && m_Pool->GetOutboundTunnels ().size () > 0; };
 			std::shared_ptr<i2p::data::LeaseSet> FindLeaseSet (const i2p::data::IdentHash& ident);
 			bool RequestDestination (const i2p::data::IdentHash& dest, RequestComplete requestComplete = nullptr);
-			bool RequestDestinationWithEncryptedLeaseSet (std::shared_ptr<const i2p::data::BlindedPublicKey>  dest, RequestComplete requestComplete = nullptr); 
+			bool RequestDestinationWithEncryptedLeaseSet (std::shared_ptr<const i2p::data::BlindedPublicKey> dest, RequestComplete requestComplete = nullptr);
 			void CancelDestinationRequest (const i2p::data::IdentHash& dest, bool notify = true);
 			void CancelDestinationRequestWithEncryptedLeaseSet (std::shared_ptr<const i2p::data::BlindedPublicKey> dest, bool notify = true);
 
@@ -154,7 +162,7 @@ namespace client
 			void HandleDeliveryStatusMessage (uint32_t msgID);
 
 			void RequestLeaseSet (const i2p::data::IdentHash& dest, RequestComplete requestComplete, std::shared_ptr<const i2p::data::BlindedPublicKey> requestedBlindedKey = nullptr);
-			bool SendLeaseSetRequest (const i2p::data::IdentHash& dest, std::shared_ptr<const i2p::data::RouterInfo>  nextFloodfill, std::shared_ptr<LeaseSetRequest> request);
+			bool SendLeaseSetRequest (const i2p::data::IdentHash& dest, std::shared_ptr<const i2p::data::RouterInfo> nextFloodfill, std::shared_ptr<LeaseSetRequest> request);
 			void HandleRequestTimoutTimer (const boost::system::error_code& ecode, const i2p::data::IdentHash& dest);
 			void HandleCleanupTimer (const boost::system::error_code& ecode);
 			void CleanupRemoteLeaseSets ();
@@ -192,6 +200,17 @@ namespace client
 
 	class ClientDestination: public LeaseSetDestination
 	{
+		struct EncryptionKey
+		{
+			uint8_t pub[256], priv[256];
+			i2p::data::CryptoKeyType keyType;
+			std::shared_ptr<i2p::crypto::CryptoKeyDecryptor> decryptor;
+
+			EncryptionKey (i2p::data::CryptoKeyType t):keyType(t) { memset (pub, 0, 256); memset (priv, 0, 256);	};
+			void GenerateKeys () { i2p::data::PrivateKeys::GenerateCryptoKeyPair (keyType, priv, pub); };
+			void CreateDecryptor () { decryptor = i2p::data::PrivateKeys::CreateDecryptor (keyType, priv); };
+		};
+
 		public:
 
 			ClientDestination (boost::asio::io_service& service, const i2p::data::PrivateKeys& keys,
@@ -223,14 +242,14 @@ namespace client
 			int GetStreamingAckDelay () const { return m_StreamingAckDelay; }
 
 			// datagram
-      		i2p::datagram::DatagramDestination * GetDatagramDestination () const { return m_DatagramDestination; };
-      		i2p::datagram::DatagramDestination * CreateDatagramDestination ();
+			i2p::datagram::DatagramDestination * GetDatagramDestination () const { return m_DatagramDestination; };
+			i2p::datagram::DatagramDestination * CreateDatagramDestination (bool gzip = true);
 
 			// implements LocalDestination
 			bool Decrypt (const uint8_t * encrypted, uint8_t * data, BN_CTX * ctx, i2p::data::CryptoKeyType preferredCrypto) const;
 			std::shared_ptr<const i2p::data::IdentityEx> GetIdentity () const { return m_Keys.GetPublic (); };
-			bool SupportsEncryptionType (i2p::data::CryptoKeyType keyType) const { return m_EncryptionKeyType == keyType; };
-			const uint8_t * GetEncryptionPublicKey (i2p::data::CryptoKeyType keyType) const { return m_EncryptionPublicKey; };
+			bool SupportsEncryptionType (i2p::data::CryptoKeyType keyType) const;
+			const uint8_t * GetEncryptionPublicKey (i2p::data::CryptoKeyType keyType) const;
 
 		protected:
 
@@ -244,15 +263,14 @@ namespace client
 			std::shared_ptr<ClientDestination> GetSharedFromThis () {
 				return std::static_pointer_cast<ClientDestination>(shared_from_this ());
 			}
-			void PersistTemporaryKeys ();
+			void PersistTemporaryKeys (EncryptionKey * keys, bool isSingleKey);
 			void ReadAuthKey (const std::string& group, const std::map<std::string, std::string> * params);
 
 		private:
 
 			i2p::data::PrivateKeys m_Keys;
-			uint8_t m_EncryptionPublicKey[256], m_EncryptionPrivateKey[256];
-			i2p::data::CryptoKeyType m_EncryptionKeyType;
-			std::shared_ptr<i2p::crypto::CryptoKeyDecryptor> m_Decryptor;
+			std::unique_ptr<EncryptionKey> m_StandardEncryptionKey;
+			std::unique_ptr<EncryptionKey> m_ECIESx25519EncryptionKey;
 
 			int m_StreamingAckDelay;
 			std::shared_ptr<i2p::stream::StreamingDestination> m_StreamingDestination; // default

libi2pd/ECIESX25519AEADRatchetSession.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef ECIES_X25519_AEAD_RATCHET_SESSION_H__
 #define ECIES_X25519_AEAD_RATCHET_SESSION_H__
 
@@ -7,81 +15,115 @@
 #include <memory>
 #include <vector>
 #include <list>
+#include <unordered_map>
 #include "Identity.h"
 #include "Crypto.h"
 #include "Garlic.h"
+#include "Tag.h"
 
 namespace i2p
 {
 namespace garlic
 {
-    class RatchetTagSet
-    {
-        public:
+	const int ECIESX25519_RESTART_TIMEOUT = 120; // number of second since session creation we can restart session after
+	const int ECIESX25519_EXPIRATION_TIMEOUT = 480; // in seconds
+	const int ECIESX25519_INACTIVITY_TIMEOUT = 90; // number of second we receive nothing and should restart if we can
+	const int ECIESX25519_INCOMING_TAGS_EXPIRATION_TIMEOUT = 600; // in seconds
+	const int ECIESX25519_PREVIOUS_TAGSET_EXPIRATION_TIMEOUT = 180; // 180
+	const int ECIESX25519_TAGSET_MAX_NUM_TAGS = 4096; // number of tags we request new tagset after
+	const int ECIESX25519_MIN_NUM_GENERATED_TAGS = 24;
+	const int ECIESX25519_MAX_NUM_GENERATED_TAGS = 160;
+	const int ECIESX25519_NSR_NUM_GENERATED_TAGS = 12;
 
-            void DHInitialize (const uint8_t * rootKey, const uint8_t * k);
-            void NextSessionTagRatchet ();
-            uint64_t GetNextSessionTag ();
+	const size_t ECIESX25519_OPTIMAL_PAYLOAD_SIZE = 1912; // 1912 = 1956 /* to fit 2 tunnel messages */
+	// - 16 /* I2NP header */ - 16 /* poly hash */ - 8 /* tag */ - 4 /* garlic length */
+
+	class ECIESX25519AEADRatchetSession;
+	class RatchetTagSet
+	{
+		public:
+
+			RatchetTagSet (std::shared_ptr<ECIESX25519AEADRatchetSession> session): m_Session (session) {};
+
+			void DHInitialize (const uint8_t * rootKey, const uint8_t * k);
+			void NextSessionTagRatchet ();
+			uint64_t GetNextSessionTag ();
+			const uint8_t * GetNextRootKey () const { return m_NextRootKey; };
 			int GetNextIndex () const { return m_NextIndex; };
 			void GetSymmKey (int index, uint8_t * key);
 
-        private:
+			std::shared_ptr<ECIESX25519AEADRatchetSession> GetSession () { return m_Session.lock (); };
+			int GetTagSetID () const { return m_TagSetID; };
+			void SetTagSetID (int tagsetID) { m_TagSetID = tagsetID; };
 
-			void CalculateSymmKeyCK (int index, uint8_t * key);
+			void Expire ();
+			bool IsExpired (uint64_t ts) const { return m_ExpirationTimestamp && ts > m_ExpirationTimestamp; };
 
 		private:
 
-           union
-           {
-               uint64_t ll[8]; 
-               uint8_t buf[64];
+			union
+			{
+				uint64_t ll[8];
+				uint8_t buf[64];
 
-               const uint8_t * GetSessTagCK () const { return buf; }; // sessTag_chainKey = keydata[0:31]
-               const uint8_t * GetSessTagConstant () const { return buf + 32; }; // SESSTAG_CONSTANT = keydata[32:63] 
-               uint64_t GetTag () const { return ll[4]; }; // tag = keydata[32:39]            
+				const uint8_t * GetSessTagCK () const { return buf; }; // sessTag_chainKey = keydata[0:31]
+				const uint8_t * GetSessTagConstant () const { return buf + 32; }; // SESSTAG_CONSTANT = keydata[32:63]
+				uint64_t GetTag () const { return ll[4]; }; // tag = keydata[32:39]
 
-           } m_KeyData;  
-           uint8_t m_SessTagConstant[32], m_SymmKeyCK[32], m_CurrentSymmKeyCK[64];   
-		   int m_NextIndex, m_NextSymmKeyIndex;		
-    };       
-
-    enum ECIESx25519BlockType
-	{
-		eECIESx25519BlkDateTime = 0,
-		eECIESx25519BlkSessionID = 1, 
-		eECIESx25519BlkTermination = 4,
-		eECIESx25519BlkOptions = 5,
-		eECIESx25519BlkNextSessionKey = 7,
-		eECIESx25519BlkAck = 8,
-		eECIESx25519BlkAckRequest = 9,
-		eECIESx25519BlkGalicClove = 11,
-		eECIESx25519BlkPadding = 254	
+			} m_KeyData;
+			uint8_t m_SessTagConstant[32], m_SymmKeyCK[32], m_CurrentSymmKeyCK[64], m_NextRootKey[32];
+			int m_NextIndex, m_NextSymmKeyIndex;
+			std::unordered_map<int, i2p::data::Tag<32> > m_ItermediateSymmKeys;
+			std::weak_ptr<ECIESX25519AEADRatchetSession> m_Session;
+			int m_TagSetID = 0;
+			uint64_t m_ExpirationTimestamp = 0;
 	};
 
+	enum ECIESx25519BlockType
+	{
+		eECIESx25519BlkDateTime    = 0,
+		eECIESx25519BlkSessionID   = 1,
+		eECIESx25519BlkTermination = 4,
+		eECIESx25519BlkOptions     = 5,
+		eECIESx25519BlkNextKey     = 7,
+		eECIESx25519BlkAck         = 8,
+		eECIESx25519BlkAckRequest  = 9,
+		eECIESx25519BlkGalicClove  = 11,
+		eECIESx25519BlkPadding     = 254
+	};
 
-	const int ECIESX25519_RESTART_TIMEOUT = 120; // number of second of inactivity we should restart after
-	const int ECIESX25519_EXPIRATION_TIMEOUT = 600; // in seconds
+	const uint8_t ECIESX25519_NEXT_KEY_KEY_PRESENT_FLAG = 0x01;
+	const uint8_t ECIESX25519_NEXT_KEY_REVERSE_KEY_FLAG = 0x02;
+	const uint8_t ECIESX25519_NEXT_KEY_REQUEST_REVERSE_KEY_FLAG = 0x04;
 
-    class ECIESX25519AEADRatchetSession: public GarlicRoutingSession, public std::enable_shared_from_this<ECIESX25519AEADRatchetSession>
-    {
-        enum SessionState
-        {
-            eSessionStateNew =0,
-            eSessionStateNewSessionReceived,
+	class ECIESX25519AEADRatchetSession: public GarlicRoutingSession, public std::enable_shared_from_this<ECIESX25519AEADRatchetSession>
+	{
+		enum SessionState
+		{
+			eSessionStateNew = 0,
+			eSessionStateNewSessionReceived,
 			eSessionStateNewSessionSent,
 			eSessionStateNewSessionReplySent,
 			eSessionStateEstablished
-        };
+		};
 
-        public:
+		struct DHRatchet
+		{
+			int keyID = 0;
+			i2p::crypto::X25519Keys key;
+			uint8_t remote[32]; // last remote public key
+			bool newKey = true;
+		};
 
-            ECIESX25519AEADRatchetSession (GarlicDestination * owner);
-            ~ECIESX25519AEADRatchetSession ();
+		public:
 
-			bool HandleNextMessage (const uint8_t * buf, size_t len, int index = 0);
-            std::shared_ptr<I2NPMessage> WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg);
+			ECIESX25519AEADRatchetSession (GarlicDestination * owner, bool attachLeaseSet);
+			~ECIESX25519AEADRatchetSession ();
 
-            const uint8_t * GetRemoteStaticKey () const { return m_RemoteStaticKey; }
+			bool HandleNextMessage (uint8_t * buf, size_t len, std::shared_ptr<RatchetTagSet> receiveTagset, int index = 0);
+			std::shared_ptr<I2NPMessage> WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg);
+
+			const uint8_t * GetRemoteStaticKey () const { return m_RemoteStaticKey; }
 			void SetRemoteStaticKey (const uint8_t * key) { memcpy (m_RemoteStaticKey, key, 32); }
 
 			void SetDestination (const i2p::data::IdentHash& dest) // TODO:
@@ -90,44 +132,60 @@ namespace garlic
 			}
 
 			bool CheckExpired (uint64_t ts); // true is expired
-			bool CanBeRestarted (uint64_t ts) const { return ts > m_LastActivityTimestamp + ECIESX25519_RESTART_TIMEOUT; }
+			bool CanBeRestarted (uint64_t ts) const { return ts > m_SessionCreatedTimestamp + ECIESX25519_RESTART_TIMEOUT; }
+			bool IsInactive (uint64_t ts) const { return ts > m_LastActivityTimestamp + ECIESX25519_INACTIVITY_TIMEOUT && CanBeRestarted (ts); }
 			
-        private:
+			bool IsRatchets () const { return true; };
+
+		private:
 
 			void ResetKeys ();
-            void MixHash (const uint8_t * buf, size_t len);
+			void MixHash (const uint8_t * buf, size_t len);
 			void CreateNonce (uint64_t seqn, uint8_t * nonce);
-            bool GenerateEphemeralKeysAndEncode (uint8_t * buf); // buf is 32 bytes
-            uint64_t CreateNewSessionTag () const;
+			bool GenerateEphemeralKeysAndEncode (uint8_t * buf); // buf is 32 bytes
+			std::shared_ptr<RatchetTagSet> CreateNewSessionTagset ();
 
 			bool HandleNewIncomingSession (const uint8_t * buf, size_t len);
-            bool HandleNewOutgoingSessionReply (const uint8_t * buf, size_t len);
-			bool HandleExistingSessionMessage (const uint8_t * buf, size_t len, int index);
-            void HandlePayload (const uint8_t * buf, size_t len, int index = 0);
+			bool HandleNewOutgoingSessionReply (uint8_t * buf, size_t len);
+			bool HandleExistingSessionMessage (uint8_t * buf, size_t len, std::shared_ptr<RatchetTagSet> receiveTagset, int index);
+			void HandlePayload (const uint8_t * buf, size_t len, const std::shared_ptr<RatchetTagSet>& receiveTagset, int index);
+			void HandleNextKey (const uint8_t * buf, size_t len, const std::shared_ptr<RatchetTagSet>& receiveTagset);
 
-            bool NewOutgoingSessionMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen);
-            bool NewSessionReplyMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen);
+			bool NewOutgoingSessionMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen);
+			bool NewSessionReplyMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen);
 			bool NextNewSessionReplyMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen);
 			bool NewExistingSessionMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen);
 
-            std::vector<uint8_t> CreatePayload (std::shared_ptr<const I2NPMessage> msg);
-            size_t CreateGarlicClove (std::shared_ptr<const I2NPMessage> msg, uint8_t * buf, size_t len, bool isDestination = false);
-			size_t CreateDeliveryStatusClove (std::shared_ptr<const I2NPMessage> msg, uint8_t * buf, size_t len);
+			std::vector<uint8_t> CreatePayload (std::shared_ptr<const I2NPMessage> msg, bool first);
+			size_t CreateGarlicClove (std::shared_ptr<const I2NPMessage> msg, uint8_t * buf, size_t len, bool isDestination = false);
+			size_t CreateLeaseSetClove (std::shared_ptr<const i2p::data::LocalLeaseSet> ls, uint64_t ts, uint8_t * buf, size_t len);
 
-			void GenerateMoreReceiveTags (int numTags);
+			void GenerateMoreReceiveTags (std::shared_ptr<RatchetTagSet> receiveTagset, int numTags);
+			void NewNextSendRatchet ();
 
-        private:
+		private:
 
-            uint8_t m_H[32], m_CK[64] /* [chainkey, key] */, m_RemoteStaticKey[32];
+			uint8_t m_H[32], m_CK[64] /* [chainkey, key] */, m_RemoteStaticKey[32];
 			uint8_t m_Aepk[32]; // Alice's ephemeral keys, for incoming only
-			uint8_t m_NSRHeader[56], m_NSRKey[32]; // new session reply, for incoming only
-            i2p::crypto::X25519Keys m_EphemeralKeys;
-            SessionState m_State = eSessionStateNew;
-			uint64_t m_LastActivityTimestamp = 0; // incoming
-            RatchetTagSet m_SendTagset, m_ReceiveTagset;
+			uint8_t m_NSREncodedKey[32], m_NSRH[32], m_NSRKey[32]; // new session reply, for incoming only
+			i2p::crypto::X25519Keys m_EphemeralKeys;
+			SessionState m_State = eSessionStateNew;
+			uint64_t m_SessionCreatedTimestamp = 0,  m_LastActivityTimestamp = 0; // incoming
+			std::shared_ptr<RatchetTagSet> m_SendTagset, m_NSRTagset;
 			std::unique_ptr<i2p::data::IdentHash> m_Destination;// TODO: might not need it
 			std::list<std::pair<uint16_t, int> > m_AckRequests; // (tagsetid, index)
-    };
+			bool m_SendReverseKey = false, m_SendForwardKey = false;
+			std::unique_ptr<DHRatchet> m_NextReceiveRatchet, m_NextSendRatchet;
+
+		public:
+
+			// for HTTP only
+			int GetState () const { return (int)m_State; }
+			i2p::data::IdentHash GetDestination () const
+			{
+				return m_Destination ? *m_Destination : i2p::data::IdentHash ();
+			}
+	 };
 
 	std::shared_ptr<I2NPMessage> WrapECIESX25519AEADRatchetMessage (std::shared_ptr<const I2NPMessage> msg, const uint8_t * key, uint64_t tag);
 }

libi2pd/Ed25519.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <openssl/sha.h>
 #include "Log.h"
 #include "Crypto.h"
@@ -597,4 +605,3 @@ namespace crypto
 	}
 }
 }
-

libi2pd/Ed25519.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef ED25519_H__
 #define ED25519_H__
 
@@ -128,6 +136,4 @@ namespace crypto
 }
 }
 
-
 #endif
-

libi2pd/Elligator.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <openssl/rand.h>
 #include "Crypto.h"
 #include "Elligator.h"
@@ -41,7 +49,7 @@ namespace crypto
 	}
 
 	bool Elligator2::Encode (const uint8_t * key, uint8_t * encoded, bool highY, bool random) const
-    {
+	{
 		bool ret = true;
 		BN_CTX * ctx = BN_CTX_new ();
 		BN_CTX_start (ctx);
@@ -63,11 +71,11 @@ namespace crypto
 
 		if (Legendre (uxxA, ctx) != -1)
 		{
-            uint8_t randByte = 0; // random highest bits and high y
+			uint8_t randByte = 0; // random highest bits and high y
 			if (random)
 			{
-            	RAND_bytes (&randByte, 1);
-            	highY = randByte & 0x01;
+				RAND_bytes (&randByte, 1);
+				highY = randByte & 0x01;
 			}
 
 			BIGNUM * r = BN_CTX_get (ctx);
@@ -87,7 +95,7 @@ namespace crypto
 			bn2buf (r, encoded, 32);
 
 			if (random)
-            	encoded[0] |= (randByte & 0xC0); // copy two highest bits from randByte
+				encoded[0] |= (randByte & 0xC0); // copy two highest bits from randByte
 			for (size_t i = 0; i < 16; i++) // To Little Endian
 			{
 				uint8_t tmp = encoded[i];
@@ -115,7 +123,7 @@ namespace crypto
 			encoded1[i] = encoded[31 - i];
 			encoded1[31 - i] = encoded[i];
 		}
-        encoded1[0] &= 0x3F; // drop two highest bits
+		encoded1[0] &= 0x3F; // drop two highest bits
 
 		BIGNUM * r = BN_CTX_get (ctx); BN_bin2bn (encoded1, 32, r);
 
@@ -184,7 +192,7 @@ namespace crypto
 		BN_mod_exp (r, a, p12, p, ctx); // 	r = a^((p-1)/2) mod p
 		if (BN_is_word(r, 1))
 			return 1;
-        else if (BN_is_zero(r)) 
+		else if (BN_is_zero(r))
 			return 0;
 		return -1;
 	}
@@ -204,4 +212,3 @@ namespace crypto
 	}
 }
 }
-

libi2pd/Elligator.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef ELLIGATOR_H__
 #define ELLIGATOR_H__
 
@@ -35,5 +43,3 @@ namespace crypto
 }
 
 #endif
-
-

libi2pd/FS.cpp

@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2013-2016, The PurpleI2P Project
+* Copyright (c) 2013-2020, The PurpleI2P Project
 *
 * This file is part of Purple i2pd project and licensed under BSD3
 *

libi2pd/FS.h

@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2013-2016, The PurpleI2P Project
+* Copyright (c) 2013-2020, The PurpleI2P Project
 *
 * This file is part of Purple i2pd project and licensed under BSD3
 *
@@ -17,133 +17,136 @@
 
 namespace i2p {
 namespace fs {
-  extern std::string dirSep;
+	extern std::string dirSep;
 
-  /**
-   * @brief Class to work with NetDb & Router profiles
-   *
-   * Usage:
-   *
-   * const char alphabet[8] = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'};
-   * auto h = HashedStorage("name", "y", "z-", ".txt");
-   * h.SetPlace("/tmp/hs-test");
-   * h.GetName()          -> gives "name"
-   * h.GetRoot()          -> gives "/tmp/hs-test/name"
-   * h.Init(alphabet, 8); <- creates needed dirs, 8 is size of alphabet
-   * h.Path("abcd");      <- returns /tmp/hs-test/name/ya/z-abcd.txt
-   * h.Remove("abcd");    <- removes /tmp/hs-test/name/ya/z-abcd.txt, if it exists
-   * std::vector<std::string> files;
-   * h.Traverse(files);   <- finds all files in storage and saves in given vector
-   */
-  class HashedStorage {
-    protected:
-      std::string root;    /**< path to storage with it's name included */
-      std::string name;    /**< name of the storage */
-      std::string prefix1; /**< hashed directory prefix */
-      std::string prefix2; /**< prefix of file in storage */
-      std::string suffix;  /**< suffix of file in storage (extension) */
+	/**
+	 * @brief Class to work with NetDb & Router profiles
+	 *
+	 * Usage:
+	 *
+	 * const char alphabet[8] = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'};
+	 * auto h = HashedStorage("name", "y", "z-", ".txt");
+	 * h.SetPlace("/tmp/hs-test");
+	 * h.GetName()          -> gives "name"
+	 * h.GetRoot()          -> gives "/tmp/hs-test/name"
+	 * h.Init(alphabet, 8); <- creates needed dirs, 8 is size of alphabet
+	 * h.Path("abcd");      <- returns /tmp/hs-test/name/ya/z-abcd.txt
+	 * h.Remove("abcd");    <- removes /tmp/hs-test/name/ya/z-abcd.txt, if it exists
+	 * std::vector<std::string> files;
+	 * h.Traverse(files);   <- finds all files in storage and saves in given vector
+	 */
+	class HashedStorage
+	{
+		protected:
 
-    public:
-      typedef std::function<void(const std::string &)> FilenameVisitor;
-      HashedStorage(const char *n, const char *p1, const char *p2, const char *s):
-        name(n), prefix1(p1), prefix2(p2), suffix(s) {};
+			std::string root;    /**< path to storage with it's name included */
+			std::string name;    /**< name of the storage */
+			std::string prefix1; /**< hashed directory prefix */
+			std::string prefix2; /**< prefix of file in storage */
+			std::string suffix;  /**< suffix of file in storage (extension) */
 
-      /** create subdirs in storage */
-      bool Init(const char* chars, size_t cnt);
-      const std::string & GetRoot() const { return root; }
-      const std::string & GetName() const { return name; }
-      /** set directory where to place storage directory */
-      void SetPlace(const std::string & path);
-      /** path to file with given ident */
-      std::string Path(const std::string & ident) const;
-      /** remove file by ident */
-      void Remove(const std::string & ident);
-      /** find all files in storage and store list in provided vector */
-      void Traverse(std::vector<std::string> & files);
-      /** visit every file in this storage with a visitor */
-      void Iterate(FilenameVisitor v);
-  };
+		public:
 
-  /** @brief Returns current application name, default 'i2pd' */
+			typedef std::function<void(const std::string &)> FilenameVisitor;
+			HashedStorage(const char *n, const char *p1, const char *p2, const char *s):
+				name(n), prefix1(p1), prefix2(p2), suffix(s) {};
+
+			/** create subdirs in storage */
+			bool Init(const char* chars, size_t cnt);
+			const std::string & GetRoot() const { return root; }
+			const std::string & GetName() const { return name; }
+			/** set directory where to place storage directory */
+			void SetPlace(const std::string & path);
+			/** path to file with given ident */
+			std::string Path(const std::string & ident) const;
+			/** remove file by ident */
+			void Remove(const std::string & ident);
+			/** find all files in storage and store list in provided vector */
+			void Traverse(std::vector<std::string> & files);
+			/** visit every file in this storage with a visitor */
+			void Iterate(FilenameVisitor v);
+	};
+
+	/** @brief Returns current application name, default 'i2pd' */
 	const std::string & GetAppName ();
-  /** @brief Set application name, affects autodetection of datadir */
+	/** @brief Set application name, affects autodetection of datadir */
 	void SetAppName (const std::string& name);
 
-  /** @brief Returns datadir path */
-  const std::string & GetDataDir();
+	/** @brief Returns datadir path */
+	const std::string & GetDataDir();
 
-  /**
-   * @brief Set datadir either from cmdline option or using autodetection
-   * @param cmdline_param  Value of cmdline parameter --datadir=<something>
-   * @param isService      Value of cmdline parameter --service
-   *
-   * Examples of autodetected paths:
-   *
-   *   Windows < Vista: C:\Documents and Settings\Username\Application Data\i2pd\
-   *   Windows >= Vista: C:\Users\Username\AppData\Roaming\i2pd\
-   *   Mac: /Library/Application Support/i2pd/ or ~/Library/Application Support/i2pd/
-   *   Unix: /var/lib/i2pd/ (system=1) >> ~/.i2pd/ or /tmp/i2pd/
-   */
-  void DetectDataDir(const std::string & cmdline_datadir, bool isService = false);
+	/**
+	 * @brief Set datadir either from cmdline option or using autodetection
+	 * @param cmdline_param  Value of cmdline parameter --datadir=<something>
+	 * @param isService      Value of cmdline parameter --service
+	 *
+	 * Examples of autodetected paths:
+	 *
+	 *   Windows < Vista: C:\Documents and Settings\Username\Application Data\i2pd\
+	 *   Windows >= Vista: C:\Users\Username\AppData\Roaming\i2pd\
+	 *   Mac: /Library/Application Support/i2pd/ or ~/Library/Application Support/i2pd/
+	 *   Unix: /var/lib/i2pd/ (system=1) >> ~/.i2pd/ or /tmp/i2pd/
+	 */
+	void DetectDataDir(const std::string & cmdline_datadir, bool isService = false);
 
-  /**
-   * @brief Create subdirectories inside datadir
-   */
-  bool Init();
+	/**
+	 * @brief Create subdirectories inside datadir
+	 */
+	bool Init();
 
-  /**
-   * @brief Get list of files in directory
-   * @param path  Path to directory
-   * @param files Vector to store found files
-   * @return true on success and false if directory not exists
-   */
-  bool ReadDir(const std::string & path, std::vector<std::string> & files);
+	/**
+	 * @brief Get list of files in directory
+	 * @param path  Path to directory
+	 * @param files Vector to store found files
+	 * @return true on success and false if directory not exists
+	 */
+	bool ReadDir(const std::string & path, std::vector<std::string> & files);
 
-  /**
-   * @brief Remove file with given path
-   * @param path Absolute path to file
-   * @return true on success, false if file not exists, throws exception on error
-   */
-  bool Remove(const std::string & path);
+	/**
+	 * @brief Remove file with given path
+	 * @param path Absolute path to file
+	 * @return true on success, false if file not exists, throws exception on error
+	 */
+	bool Remove(const std::string & path);
 
-  /**
-   * @brief Check existence of file
-   * @param path Absolute path to file
-   * @return true if file exists, false otherwise
-   */
-  bool Exists(const std::string & path);
+	/**
+	 * @brief Check existence of file
+	 * @param path Absolute path to file
+	 * @return true if file exists, false otherwise
+	 */
+	bool Exists(const std::string & path);
 
-  uint32_t GetLastUpdateTime (const std::string & path); // seconds since epoch
+	uint32_t GetLastUpdateTime (const std::string & path); // seconds since epoch
 
-  bool CreateDirectory (const std::string& path);
+	bool CreateDirectory (const std::string& path);
 
-  template<typename T>
-  void _ExpandPath(std::stringstream & path, T c) {
-    path << i2p::fs::dirSep << c;
-  }
+	template<typename T>
+	void _ExpandPath(std::stringstream & path, T c) {
+		path << i2p::fs::dirSep << c;
+	}
 
-  template<typename T, typename ... Other>
-  void _ExpandPath(std::stringstream & path, T c, Other ... other) {
-    _ExpandPath(path, c);
-    _ExpandPath(path, other ...);
-  }
+	template<typename T, typename ... Other>
+	void _ExpandPath(std::stringstream & path, T c, Other ... other) {
+		_ExpandPath(path, c);
+		_ExpandPath(path, other ...);
+	}
 
-  /**
-   * @brief Get path relative to datadir
-   *
-   * Examples (with datadir = "/tmp/i2pd"):
-   *
-   * i2p::fs::Path("test")             -> '/tmp/i2pd/test'
-   * i2p::fs::Path("test", "file.txt") -> '/tmp/i2pd/test/file.txt'
-   */
-  template<typename ... Other>
-  std::string DataDirPath(Other ... components) {
-    std::stringstream s("");
-    s << i2p::fs::GetDataDir();
-    _ExpandPath(s, components ...);
+	/**
+	 * @brief Get path relative to datadir
+	 *
+	 * Examples (with datadir = "/tmp/i2pd"):
+	 *
+	 * i2p::fs::Path("test")             -> '/tmp/i2pd/test'
+	 * i2p::fs::Path("test", "file.txt") -> '/tmp/i2pd/test/file.txt'
+	 */
+	template<typename ... Other>
+	std::string DataDirPath(Other ... components) {
+		std::stringstream s("");
+		s << i2p::fs::GetDataDir();
+		_ExpandPath(s, components ...);
 
-    return s.str();
-  }
+		return s.str();
+	}
 
 	template<typename Storage, typename... Filename>
 	std::string StorageRootPath (const Storage& storage, Filename... filenames)

libi2pd/Family.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <string.h>
 #include <openssl/evp.h>
 #include <openssl/ssl.h>
@@ -113,9 +121,9 @@ namespace data
 	bool Families::VerifyFamily (const std::string& family, const IdentHash& ident,
 		const char * signature, const char * key)
 	{
-		uint8_t buf[50], signatureBuf[64];
+		uint8_t buf[100], signatureBuf[64];
 		size_t len = family.length (), signatureLen = strlen (signature);
-		if (len + 32 > 50)
+		if (len + 32 > 100)
 		{
 			LogPrint (eLogError, "Family: ", family, " is too long");
 			return false;
@@ -179,4 +187,3 @@ namespace data
 	}
 }
 }
-

libi2pd/Family.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef FAMILY_H__
 #define FAMILY_H__
 

libi2pd/Garlic.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <inttypes.h>
 #include "I2PEndian.h"
 #include <map>
@@ -38,9 +46,9 @@ namespace garlic
 		if (!m_SharedRoutingPath) return nullptr;
 		uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
 		if (m_SharedRoutingPath->numTimesUsed >= ROUTING_PATH_MAX_NUM_TIMES_USED ||
-		    !m_SharedRoutingPath->outboundTunnel->IsEstablished () ||
+			!m_SharedRoutingPath->outboundTunnel->IsEstablished () ||
 			ts*1000LL > m_SharedRoutingPath->remoteLease->endDate ||
-		    ts > m_SharedRoutingPath->updateTime + ROUTING_PATH_EXPIRATION_TIMEOUT)
+			ts > m_SharedRoutingPath->updateTime + ROUTING_PATH_EXPIRATION_TIMEOUT)
 				m_SharedRoutingPath = nullptr;
 		if (m_SharedRoutingPath) m_SharedRoutingPath->numTimesUsed++;
 		return m_SharedRoutingPath;
@@ -96,10 +104,10 @@ namespace garlic
 		return msg;
 	}
 
-    ElGamalAESSession::ElGamalAESSession (GarlicDestination * owner,
-	    std::shared_ptr<const i2p::data::RoutingDestination> destination, int numTags, bool attachLeaseSet):
-        GarlicRoutingSession (owner, attachLeaseSet), 
-        m_Destination (destination), m_NumTags (numTags)
+	ElGamalAESSession::ElGamalAESSession (GarlicDestination * owner,
+		std::shared_ptr<const i2p::data::RoutingDestination> destination, int numTags, bool attachLeaseSet):
+		GarlicRoutingSession (owner, attachLeaseSet),
+		m_Destination (destination), m_NumTags (numTags)
 	{
 		// create new session tags and session key
 		RAND_bytes (m_SessionKey, 32);
@@ -115,7 +123,7 @@ namespace garlic
 		m_SessionTags.back ().creationTime = i2p::util::GetSecondsSinceEpoch ();
 	}
 
-    std::shared_ptr<I2NPMessage> ElGamalAESSession::WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg)
+	std::shared_ptr<I2NPMessage> ElGamalAESSession::WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg)
 	{
 		auto m = NewI2NPMessage ();
 		m->Align (12); // in order to get buf aligned to 16 (12 + 4)
@@ -181,7 +189,7 @@ namespace garlic
 		return m;
 	}
 
-    size_t ElGamalAESSession::CreateAESBlock (uint8_t * buf, std::shared_ptr<const I2NPMessage> msg)
+	size_t ElGamalAESSession::CreateAESBlock (uint8_t * buf, std::shared_ptr<const I2NPMessage> msg)
 	{
 		size_t blockSize = 0;
 		bool createNewTags = GetOwner () && m_NumTags && ((int)m_SessionTags.size () <= m_NumTags*2/3);
@@ -353,7 +361,7 @@ namespace garlic
 		return size;
 	}
 
-    ElGamalAESSession::UnconfirmedTags * ElGamalAESSession::GenerateSessionTags ()
+	ElGamalAESSession::UnconfirmedTags * ElGamalAESSession::GenerateSessionTags ()
 	{
 		auto tags = new UnconfirmedTags (m_NumTags);
 		tags->tagsCreationTime = i2p::util::GetSecondsSinceEpoch ();
@@ -466,8 +474,9 @@ namespace garlic
 			LogPrint (eLogWarning, "Garlic: message length ", length, " exceeds I2NP message length ", msg->GetLength ());
 			return;
 		}
+		auto mod = length & 0x0f; // %16
 		buf += 4; // length
-		auto it = m_Tags.find (SessionTag(buf));
+		auto it = !mod ? m_Tags.find (SessionTag(buf)) : m_Tags.end (); // AES block is multiple of 16
 		// AES tag might be used even if encryption type is not ElGamal/AES
 		if (it != m_Tags.end ())
 		{
@@ -487,25 +496,48 @@ namespace garlic
 		}
 		else
 		{
-			// tag not found. Handle depending on encryption type
-			if (SupportsEncryptionType (i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RARCHET))
+			bool found = false;
+			if (SupportsEncryptionType (i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET))
 			{
-				HandleECIESx25519 (buf, length);	
-				return;
+				// try ECIESx25519 tag
+				uint64_t tag;
+				memcpy (&tag, buf, 8);
+				auto it1 = m_ECIESx25519Tags.find (tag);
+				if (it1 != m_ECIESx25519Tags.end ())
+				{
+					found = true;
+					auto session = it1->second.tagset->GetSession ();
+					if (!session || !session->HandleNextMessage (buf, length, it1->second.tagset, it1->second.index))
+						LogPrint (eLogError, "Garlic: can't handle ECIES-X25519-AEAD-Ratchet message");
+					m_ECIESx25519Tags.erase (it1);
+				}
 			}
-			// otherwise assume ElGamal/AES	
-			ElGamalBlock elGamal;
-			if (length >= 514 && Decrypt (buf, (uint8_t *)&elGamal, m_Ctx, i2p::data::CRYPTO_KEY_TYPE_ELGAMAL))
+
+			if (!found) // assume new session
 			{
-				auto decryption = std::make_shared<AESDecryption>(elGamal.sessionKey);
-				uint8_t iv[32]; // IV is first 16 bytes
-				SHA256(elGamal.preIV, 32, iv);
-				decryption->SetIV (iv);
-				decryption->Decrypt(buf + 514, length - 514, buf + 514);
-				HandleAESBlock (buf + 514, length - 514, decryption, msg->from);
+				// AES tag not found. Handle depending on encryption type
+				// try ElGamal/AES first if leading block is 514
+				ElGamalBlock elGamal;
+				if (mod == 2 && length >= 514 && SupportsEncryptionType (i2p::data::CRYPTO_KEY_TYPE_ELGAMAL) &&
+					Decrypt (buf, (uint8_t *)&elGamal, m_Ctx, i2p::data::CRYPTO_KEY_TYPE_ELGAMAL))
+				{
+					auto decryption = std::make_shared<AESDecryption>(elGamal.sessionKey);
+					uint8_t iv[32]; // IV is first 16 bytes
+					SHA256(elGamal.preIV, 32, iv);
+					decryption->SetIV (iv);
+					decryption->Decrypt(buf + 514, length - 514, buf + 514);
+					HandleAESBlock (buf + 514, length - 514, decryption, msg->from);
+				}
+				else if (SupportsEncryptionType (i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET))
+				{
+					// otherwise ECIESx25519
+					auto session = std::make_shared<ECIESX25519AEADRatchetSession> (this, false); // incoming
+					if (!session->HandleNextMessage (buf, length, nullptr, 0))
+						LogPrint (eLogError, "Garlic: can't handle ECIES-X25519-AEAD-Ratchet message");
+				}
+				else
+					LogPrint (eLogError, "Garlic: Failed to decrypt message");
 			}
-			else
-				LogPrint (eLogError, "Garlic: Failed to decrypt message");
 		}
 	}
 
@@ -679,41 +711,48 @@ namespace garlic
 	std::shared_ptr<GarlicRoutingSession> GarlicDestination::GetRoutingSession (
 		std::shared_ptr<const i2p::data::RoutingDestination> destination, bool attachLeaseSet)
 	{
-        if (destination->GetEncryptionType () == i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RARCHET &&
-            SupportsEncryptionType (i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RARCHET))
-        {
-            ECIESX25519AEADRatchetSessionPtr session;
-            uint8_t staticKey[32];
-            destination->Encrypt (nullptr, staticKey, nullptr); // we are supposed to get static key 
-            auto it = m_ECIESx25519Sessions.find (staticKey);
+		if (destination->GetEncryptionType () == i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET &&
+			SupportsEncryptionType (i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET))
+		{
+			ECIESX25519AEADRatchetSessionPtr session;
+			uint8_t staticKey[32];
+			destination->Encrypt (nullptr, staticKey, nullptr); // we are supposed to get static key
+			auto it = m_ECIESx25519Sessions.find (staticKey);
 			if (it != m_ECIESx25519Sessions.end ())
-		        session = it->second;
-            if (!session)
 			{	
-				session = std::make_shared<ECIESX25519AEADRatchetSession> (this);
+				session = it->second;
+				if (session->IsInactive (i2p::util::GetSecondsSinceEpoch ()))
+				{
+					LogPrint (eLogDebug, "Garlic: session restarted");
+					session = nullptr;
+				}	
+			}	
+			if (!session)
+			{
+				session = std::make_shared<ECIESX25519AEADRatchetSession> (this, true);
 				session->SetRemoteStaticKey (staticKey);
 			}
 			session->SetDestination (destination->GetIdentHash ()); // TODO: remove
-            return session;
-        }
-        else
-        {    
-		    ElGamalAESSessionPtr session;
-		    {
-			    std::unique_lock<std::mutex> l(m_SessionsMutex);
-			    auto it = m_Sessions.find (destination->GetIdentHash ());
-			    if (it != m_Sessions.end ())
-				    session = it->second;
-		    }
-		    if (!session)
-		    {
-			    session = std::make_shared<ElGamalAESSession> (this, destination,
-				    attachLeaseSet ? m_NumTags : 4, attachLeaseSet); // specified num tags for connections and 4 for LS requests
-			    std::unique_lock<std::mutex> l(m_SessionsMutex);
-			    m_Sessions[destination->GetIdentHash ()] = session;
-		    }
-		    return session;
-        }
+			return session;
+		}
+		else
+		{
+			ElGamalAESSessionPtr session;
+			{
+				std::unique_lock<std::mutex> l(m_SessionsMutex);
+				auto it = m_Sessions.find (destination->GetIdentHash ());
+				if (it != m_Sessions.end ())
+					session = it->second;
+			}
+			if (!session)
+			{
+				session = std::make_shared<ElGamalAESSession> (this, destination,
+					attachLeaseSet ? m_NumTags : 4, attachLeaseSet); // specified num tags for connections and 4 for LS requests
+				std::unique_lock<std::mutex> l(m_SessionsMutex);
+				m_Sessions[destination->GetIdentHash ()] = session;
+			}
+			return session;
+		}
 	}
 
 	void GarlicDestination::CleanupExpiredTags ()
@@ -764,7 +803,7 @@ namespace garlic
 		// ECIESx25519
 		for (auto it = m_ECIESx25519Tags.begin (); it != m_ECIESx25519Tags.end ();)
 		{
-			if (ts > it->second.creationTime + INCOMING_TAGS_EXPIRATION_TIMEOUT)
+			if (it->second.tagset->IsExpired (ts) || ts > it->second.creationTime + ECIESX25519_INCOMING_TAGS_EXPIRATION_TIMEOUT)
 				it = m_ECIESx25519Tags.erase (it);
 			else
 				++it;
@@ -901,40 +940,20 @@ namespace garlic
 		std::vector<std::string> files;
 		i2p::fs::ReadDir (i2p::fs::DataDirPath("tags"), files);
 		uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-		for (auto  it: files)
+		for (auto it: files)
 			if (ts >= i2p::fs::GetLastUpdateTime (it) + INCOMING_TAGS_EXPIRATION_TIMEOUT)
 				 i2p::fs::Remove (it);
 	}
 
-	void GarlicDestination::HandleECIESx25519 (const uint8_t * buf, size_t len)
+	void GarlicDestination::HandleECIESx25519GarlicClove (const uint8_t * buf, size_t len)
 	{
-        uint64_t tag;
-        memcpy (&tag, buf, 8);
-		ECIESX25519AEADRatchetSessionPtr session;
-		int index = 0;	
-        auto it = m_ECIESx25519Tags.find (tag);
-		if (it != m_ECIESx25519Tags.end ())
-		{
-        	session = it->second.session;
-			index = it->second.index;
-			m_ECIESx25519Tags.erase (tag);
-		}	
-		else
-			session = std::make_shared<ECIESX25519AEADRatchetSession> (this); // incoming
-		
-		if (!session->HandleNextMessage (buf, len, index))
-        	LogPrint (eLogError, "Garlic: can't handle ECIES-X25519-AEAD-Ratchet message");
-	}
-
-    void GarlicDestination::HandleECIESx25519GarlicClove (const uint8_t * buf, size_t len)
-    {   
-        const uint8_t * buf1 = buf;	
+		const uint8_t * buf1 = buf;
 		uint8_t flag = buf[0]; buf++; // flag
 		GarlicDeliveryType deliveryType = (GarlicDeliveryType)((flag >> 5) & 0x03);
 		switch (deliveryType)
 		{
 			case eGarlicDeliveryTypeDestination:
-                LogPrint (eLogDebug, "Garlic: type destination");
+				LogPrint (eLogDebug, "Garlic: type destination");
 				buf += 32; // TODO: check destination
 #if (__cplusplus >= 201703L) // C++ 17 or higher
 				[[fallthrough]];
@@ -942,7 +961,7 @@ namespace garlic
 				// no break here
 			case eGarlicDeliveryTypeLocal:
 			{
-                LogPrint (eLogDebug, "Garlic: type local");
+				LogPrint (eLogDebug, "Garlic: type local");
 				I2NPMessageType typeID = (I2NPMessageType)(buf[0]); buf++; // typeid
 				buf += (4 + 4); // msgID + expiration
 				ptrdiff_t offset = buf - buf1;
@@ -953,8 +972,8 @@ namespace garlic
 				break;
 			}
 			case eGarlicDeliveryTypeTunnel:
-            {
-                LogPrint (eLogDebug, "Garlic: type tunnel");
+			{
+				LogPrint (eLogDebug, "Garlic: type tunnel");
 				// gwHash and gwTunnel sequence is reverted
 				const uint8_t * gwHash = buf;
 				buf += 32;
@@ -965,30 +984,32 @@ namespace garlic
 					break;
 				}
 				uint32_t gwTunnel = bufbe32toh (buf); buf += 4;
-                I2NPMessageType typeID = (I2NPMessageType)(buf[0]); buf++; // typeid
+				I2NPMessageType typeID = (I2NPMessageType)(buf[0]); buf++; // typeid
 				buf += (4 + 4); // msgID + expiration
-                offset += 13;
+				offset += 13;
 				if (GetTunnelPool ())
-                {
-                    auto tunnel = GetTunnelPool ()->GetNextOutboundTunnel ();
-                    if (tunnel)
-					    tunnel->SendTunnelDataMsg (gwHash, gwTunnel, CreateI2NPMessage (typeID, buf, len - offset));
+				{
+					auto tunnel = GetTunnelPool ()->GetNextOutboundTunnel ();
+					if (tunnel)
+						tunnel->SendTunnelDataMsg (gwHash, gwTunnel, CreateI2NPMessage (typeID, buf, len - offset));
 					else
-					    LogPrint (eLogWarning, "Garlic: No outbound tunnels available for garlic clove");
-                }
+						LogPrint (eLogWarning, "Garlic: No outbound tunnels available for garlic clove");
+				}
 				else
 					LogPrint (eLogError, "Garlic: Tunnel pool is not set for inbound tunnel");
-                break;
-            }
+				break;
+			}
 			default:
 				LogPrint (eLogWarning, "Garlic: unexpected delivery type ", (int)deliveryType);
 		}
-    }
+	}
 
-    void GarlicDestination::AddECIESx25519SessionTag (int index, uint64_t tag, ECIESX25519AEADRatchetSessionPtr session)
-    {
-        m_ECIESx25519Tags.emplace (tag, ECIESX25519AEADRatchetIndexSession{index, session, i2p::util::GetSecondsSinceEpoch ()});
-    }
+	void GarlicDestination::AddECIESx25519SessionNextTag (RatchetTagSetPtr tagset)
+	{
+		auto index = tagset->GetNextIndex ();
+		uint64_t tag = tagset->GetNextSessionTag ();
+		m_ECIESx25519Tags.emplace (tag, ECIESX25519AEADRatchetIndexTagset{index, tagset, i2p::util::GetSecondsSinceEpoch ()});
+	}
 
 	void GarlicDestination::AddECIESx25519Session (const uint8_t * staticKey, ECIESX25519AEADRatchetSessionPtr session)
 	{
@@ -997,7 +1018,10 @@ namespace garlic
 		if (it != m_ECIESx25519Sessions.end ())
 		{
 			if (it->second->CanBeRestarted (i2p::util::GetSecondsSinceEpoch ()))
+			{	
+				it->second->SetOwner (nullptr); // detach
 				m_ECIESx25519Sessions.erase (it);
+			}	
 			else
 			{
 				LogPrint (eLogInfo, "Garlic:  ECIESx25519 session with static key ", staticKeyTag.ToBase64 (), " already exists");
@@ -1007,5 +1031,14 @@ namespace garlic
 		m_ECIESx25519Sessions.emplace (staticKeyTag, session);
 	}
 
+	void GarlicDestination::RemoveECIESx25519Session (const uint8_t * staticKey)
+	{
+		auto it = m_ECIESx25519Sessions.find (staticKey);
+		if (it != m_ECIESx25519Sessions.end ())
+		{
+			it->second->SetOwner (nullptr);
+			m_ECIESx25519Sessions.erase (it);
+		}
+	}
 }
 }

libi2pd/Garlic.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef GARLIC_H__
 #define GARLIC_H__
 
@@ -87,7 +95,7 @@ namespace garlic
 	class GarlicDestination;
 	class GarlicRoutingSession
 	{
-        protected:
+		protected:
 
 			enum LeaseSetUpdateStatus
 			{
@@ -103,8 +111,9 @@ namespace garlic
 			GarlicRoutingSession ();
 			virtual ~GarlicRoutingSession ();
 			virtual std::shared_ptr<I2NPMessage> WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg) = 0;
-            virtual bool CleanupUnconfirmedTags () { return false; }; // for I2CP, override in ElGamalAESSession
+			virtual bool CleanupUnconfirmedTags () { return false; }; // for I2CP, override in ElGamalAESSession
 			virtual bool MessageConfirmed (uint32_t msgID);
+			virtual bool IsRatchets () const { return false; };
 
 			void SetLeaseSetUpdated ()
 			{
@@ -121,13 +130,13 @@ namespace garlic
 			GarlicDestination * GetOwner () const { return m_Owner; }
 			void SetOwner (GarlicDestination * owner) { m_Owner = owner; }
 
-        protected:
+		protected:
 
-            LeaseSetUpdateStatus GetLeaseSetUpdateStatus () const { return m_LeaseSetUpdateStatus; }
-            void SetLeaseSetUpdateStatus (LeaseSetUpdateStatus status) { m_LeaseSetUpdateStatus = status; }
-            uint32_t GetLeaseSetUpdateMsgID () const { return m_LeaseSetUpdateMsgID; }
-            void SetLeaseSetUpdateMsgID (uint32_t msgID) { m_LeaseSetUpdateMsgID = msgID; }
-            void SetLeaseSetSubmissionTime (uint64_t ts) { m_LeaseSetSubmissionTime = ts; }    
+			LeaseSetUpdateStatus GetLeaseSetUpdateStatus () const { return m_LeaseSetUpdateStatus; }
+			void SetLeaseSetUpdateStatus (LeaseSetUpdateStatus status) { m_LeaseSetUpdateStatus = status; }
+			uint32_t GetLeaseSetUpdateMsgID () const { return m_LeaseSetUpdateMsgID; }
+			void SetLeaseSetUpdateMsgID (uint32_t msgID) { m_LeaseSetUpdateMsgID = msgID; }
+			void SetLeaseSetSubmissionTime (uint64_t ts) { m_LeaseSetSubmissionTime = ts; }
 
 			std::shared_ptr<I2NPMessage> CreateEncryptedDeliveryStatusMsg (uint32_t msgID);
 
@@ -142,38 +151,39 @@ namespace garlic
 			std::shared_ptr<GarlicRoutingPath> m_SharedRoutingPath;
 
 		public:
+
 			// for HTTP only
 			virtual size_t GetNumOutgoingTags () const { return 0; };
 	};
-    //using GarlicRoutingSessionPtr = std::shared_ptr<GarlicRoutingSession>;
+	//using GarlicRoutingSessionPtr = std::shared_ptr<GarlicRoutingSession>;
 	typedef std::shared_ptr<GarlicRoutingSession> GarlicRoutingSessionPtr; // TODO: replace to using after switch to 4.8
 
-    class ElGamalAESSession: public GarlicRoutingSession,  public std::enable_shared_from_this<ElGamalAESSession>
-    {
-            struct UnconfirmedTags
-			{
-				UnconfirmedTags (int n): numTags (n), tagsCreationTime (0) { sessionTags = new SessionTag[numTags]; };
-				~UnconfirmedTags () { delete[] sessionTags; };
-				uint32_t msgID;
-				int numTags;
-				SessionTag * sessionTags;
-				uint32_t tagsCreationTime;
-			};
+	class ElGamalAESSession: public GarlicRoutingSession,  public std::enable_shared_from_this<ElGamalAESSession>
+	{
+		struct UnconfirmedTags
+		{
+			UnconfirmedTags (int n): numTags (n), tagsCreationTime (0) { sessionTags = new SessionTag[numTags]; };
+			~UnconfirmedTags () { delete[] sessionTags; };
+			uint32_t msgID;
+			int numTags;
+			SessionTag * sessionTags;
+			uint32_t tagsCreationTime;
+		};
 
-        public:
+		public:
 
-            ElGamalAESSession (GarlicDestination * owner, std::shared_ptr<const i2p::data::RoutingDestination> destination,
+			ElGamalAESSession (GarlicDestination * owner, std::shared_ptr<const i2p::data::RoutingDestination> destination,
 				int numTags, bool attachLeaseSet);
 			ElGamalAESSession (const uint8_t * sessionKey, const SessionTag& sessionTag); // one time encryption
 			~ElGamalAESSession () {};
 
-            std::shared_ptr<I2NPMessage> WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg);
+			std::shared_ptr<I2NPMessage> WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg);
 
-            bool MessageConfirmed (uint32_t msgID);
+			bool MessageConfirmed (uint32_t msgID);
 			bool CleanupExpiredTags (); // returns true if something left
 			bool CleanupUnconfirmedTags (); // returns true if something has been deleted
 
-        private:
+		private:
 
 			size_t CreateAESBlock (uint8_t * buf, std::shared_ptr<const I2NPMessage> msg);
 			size_t CreateGarlicPayload (uint8_t * payload, std::shared_ptr<const I2NPMessage> msg, UnconfirmedTags * newTags);
@@ -183,29 +193,32 @@ namespace garlic
 			void TagsConfirmed (uint32_t msgID);
 			UnconfirmedTags * GenerateSessionTags ();
 
-        private:
+		private:
 
-            std::shared_ptr<const i2p::data::RoutingDestination> m_Destination;
+			std::shared_ptr<const i2p::data::RoutingDestination> m_Destination;
 
-            i2p::crypto::AESKey m_SessionKey;
+			i2p::crypto::AESKey m_SessionKey;
 			std::list<SessionTag> m_SessionTags;
 			int m_NumTags;
 			std::map<uint32_t, std::unique_ptr<UnconfirmedTags> > m_UnconfirmedTagsMsgs; // msgID->tags
 
-            i2p::crypto::CBCEncryption m_Encryption;
+			i2p::crypto::CBCEncryption m_Encryption;
+
+		public:
 
-        public:
 			// for HTTP only
 			size_t GetNumOutgoingTags () const { return m_SessionTags.size (); };
-    };
+	};
 	typedef std::shared_ptr<ElGamalAESSession> ElGamalAESSessionPtr;
 
-    class ECIESX25519AEADRatchetSession;
-    typedef std::shared_ptr<ECIESX25519AEADRatchetSession> ECIESX25519AEADRatchetSessionPtr;     
-	struct ECIESX25519AEADRatchetIndexSession
+	class ECIESX25519AEADRatchetSession;
+	typedef std::shared_ptr<ECIESX25519AEADRatchetSession> ECIESX25519AEADRatchetSessionPtr;
+	class RatchetTagSet;
+	typedef std::shared_ptr<RatchetTagSet> RatchetTagSetPtr;
+	struct ECIESX25519AEADRatchetIndexTagset
 	{
 		int index;
-		ECIESX25519AEADRatchetSessionPtr session; 
+		RatchetTagSetPtr tagset;
 		uint64_t creationTime; // seconds since epoch
 	};
 
@@ -223,13 +236,14 @@ namespace garlic
 			void CleanupExpiredTags ();
 			void RemoveDeliveryStatusSession (uint32_t msgID);
 			std::shared_ptr<I2NPMessage> WrapMessage (std::shared_ptr<const i2p::data::RoutingDestination> destination,
-			    std::shared_ptr<I2NPMessage> msg, bool attachLeaseSet = false);
+				std::shared_ptr<I2NPMessage> msg, bool attachLeaseSet = false);
 
 			void AddSessionKey (const uint8_t * key, const uint8_t * tag); // one tag
 			virtual bool SubmitSessionKey (const uint8_t * key, const uint8_t * tag); // from different thread
 			void DeliveryStatusSent (GarlicRoutingSessionPtr session, uint32_t msgID);
-            void AddECIESx25519SessionTag (int index, uint64_t tag, ECIESX25519AEADRatchetSessionPtr session);
+			void AddECIESx25519SessionNextTag (RatchetTagSetPtr tagset);
 			void AddECIESx25519Session (const uint8_t * staticKey, ECIESX25519AEADRatchetSessionPtr session);
+			void RemoveECIESx25519Session (const uint8_t * staticKey);
 			void HandleECIESx25519GarlicClove (const uint8_t * buf, size_t len);
 
 			virtual void ProcessGarlicMessage (std::shared_ptr<I2NPMessage> msg);
@@ -255,9 +269,6 @@ namespace garlic
 				std::shared_ptr<i2p::tunnel::InboundTunnel> from);
 			void HandleGarlicPayload (uint8_t * buf, size_t len, std::shared_ptr<i2p::tunnel::InboundTunnel> from);
 
-			// ECIES-X25519-AEAD-Ratchet
-			void HandleECIESx25519 (const uint8_t * buf, size_t len);
-
 		private:
 
 			BN_CTX * m_Ctx; // incoming
@@ -265,10 +276,10 @@ namespace garlic
 			int m_NumTags;
 			std::mutex m_SessionsMutex;
 			std::unordered_map<i2p::data::IdentHash, ElGamalAESSessionPtr> m_Sessions;
-            std::unordered_map<i2p::data::Tag<32>, ECIESX25519AEADRatchetSessionPtr> m_ECIESx25519Sessions; // static key -> session
+			std::unordered_map<i2p::data::Tag<32>, ECIESX25519AEADRatchetSessionPtr> m_ECIESx25519Sessions; // static key -> session
 			// incoming
 			std::unordered_map<SessionTag, std::shared_ptr<AESDecryption>, std::hash<i2p::data::Tag<32> > > m_Tags;
-            std::unordered_map<uint64_t, ECIESX25519AEADRatchetIndexSession> m_ECIESx25519Tags; // session tag -> session
+			std::unordered_map<uint64_t, ECIESX25519AEADRatchetIndexTagset> m_ECIESx25519Tags; // session tag -> session
 			// DeliveryStatus
 			std::mutex m_DeliveryStatusSessionsMutex;
 			std::unordered_map<uint32_t, GarlicRoutingSessionPtr> m_DeliveryStatusSessions; // msgID -> session
@@ -277,7 +288,9 @@ namespace garlic
 
 			// for HTTP only
 			size_t GetNumIncomingTags () const { return m_Tags.size (); }
+			size_t GetNumIncomingECIESx25519Tags () const { return m_ECIESx25519Tags.size (); }
 			const decltype(m_Sessions)& GetSessions () const { return m_Sessions; };
+			const decltype(m_ECIESx25519Sessions)& GetECIESx25519Sessions () const { return m_ECIESx25519Sessions; }
 	};
 
 	void CleanUpTagsFiles ();

libi2pd/Gost.cpp

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #include <string.h>
 #include <array>
 #include <openssl/bn.h>

libi2pd/Gost.h

@@ -1,3 +1,11 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef GOST_H__
 #define GOST_H__
 
@@ -13,11 +21,11 @@ namespace crypto
 
 	enum GOSTR3410ParamSet
 	{
-		eGOSTR3410CryptoProA = 0,   // 1.2.643.2.2.35.1
+		eGOSTR3410CryptoProA = 0,  // 1.2.643.2.2.35.1
 		// XchA = A, XchB = C
-		//eGOSTR3410CryptoProXchA,    // 1.2.643.2.2.36.0
-		//eGOSTR3410CryptoProXchB,	// 1.2.643.2.2.36.1
-		eGOSTR3410TC26A512,		// 1.2.643.7.1.2.1.2.1
+		//eGOSTR3410CryptoProXchA, // 1.2.643.2.2.36.0
+		//eGOSTR3410CryptoProXchB, // 1.2.643.2.2.36.1
+		eGOSTR3410TC26A512,        // 1.2.643.7.1.2.1.2.1
 		eGOSTR3410NumParamSets
 	};
 

libi2pd/Gzip.cpp

@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2013-2017, The PurpleI2P Project
+* Copyright (c) 2013-2020, The PurpleI2P Project
 *
 * This file is part of Purple i2pd project and licensed under BSD3
 *
@@ -10,6 +10,7 @@
 #include <string.h> /* memset */
 #include <iostream>
 #include "Log.h"
+#include "I2PEndian.h"
 #include "Gzip.h"
 
 namespace i2p
@@ -31,18 +32,34 @@ namespace data
 
 	size_t GzipInflator::Inflate (const uint8_t * in, size_t inLen, uint8_t * out, size_t outLen)
 	{
-		if (m_IsDirty) inflateReset (&m_Inflator);
-		m_IsDirty = true;
-		m_Inflator.next_in = const_cast<uint8_t *>(in);
-		m_Inflator.avail_in = inLen;
-		m_Inflator.next_out = out;
-		m_Inflator.avail_out = outLen;
-		int err;
-		if ((err = inflate (&m_Inflator, Z_NO_FLUSH)) == Z_STREAM_END)
-			return outLen - m_Inflator.avail_out;
-		// else
-		LogPrint (eLogError, "Gzip: Inflate error ", err);
-		return 0;
+		if (inLen < 23) return 0;
+		if (in[10] == 0x01) // non compressed
+		{
+			size_t len = bufle16toh (in + 11);
+			if (len + 23 < inLen)
+			{
+				LogPrint (eLogError, "Gzip: Incorrect length");
+				return 0;
+			}
+			if (len > outLen) len = outLen;
+			memcpy (out, in + 15, len);
+			return len;
+		}
+		else
+		{
+			if (m_IsDirty) inflateReset (&m_Inflator);
+			m_IsDirty = true;
+			m_Inflator.next_in = const_cast<uint8_t *>(in);
+			m_Inflator.avail_in = inLen;
+			m_Inflator.next_out = out;
+			m_Inflator.avail_out = outLen;
+			int err;
+			if ((err = inflate (&m_Inflator, Z_NO_FLUSH)) == Z_STREAM_END)
+				return outLen - m_Inflator.avail_out;
+			// else
+			LogPrint (eLogError, "Gzip: Inflate error ", err);
+			return 0;
+		}
 	}
 
 	void GzipInflator::Inflate (const uint8_t * in, size_t inLen, std::ostream& os)
@@ -106,10 +123,79 @@ namespace data
 		m_Deflator.avail_out = outLen;
 		int err;
 		if ((err = deflate (&m_Deflator, Z_FINISH)) == Z_STREAM_END)
+		{
+			out[9] = 0xff; // OS is always unknown
 			return outLen - m_Deflator.avail_out;
+		}
 		// else
 		LogPrint (eLogError, "Gzip: Deflate error ", err);
 		return 0;
 	}
+
+	size_t GzipDeflator::Deflate (const std::vector<std::pair<const uint8_t *, size_t> >& bufs, uint8_t * out, size_t outLen)
+	{
+		if (m_IsDirty) deflateReset (&m_Deflator);
+		m_IsDirty = true;
+		size_t offset = 0;
+		int err;
+		for (const auto& it: bufs)
+		{
+			m_Deflator.next_in = const_cast<uint8_t *>(it.first);
+			m_Deflator.avail_in = it.second;
+			m_Deflator.next_out = out + offset;
+			m_Deflator.avail_out = outLen - offset;
+			auto flush = (it == bufs.back ()) ? Z_FINISH : Z_NO_FLUSH;
+			err = deflate (&m_Deflator, flush);
+			if (err)
+			{
+				if (flush && err == Z_STREAM_END)
+				{
+					out[9] = 0xff; // OS is always unknown
+					return outLen - m_Deflator.avail_out;
+				}
+				break;
+			}
+			offset = outLen - m_Deflator.avail_out;
+		}
+		// else
+		LogPrint (eLogError, "Gzip: Deflate error ", err);
+		return 0;
+	}
+
+	size_t GzipNoCompression (const uint8_t * in, uint16_t inLen, uint8_t * out, size_t outLen)
+	{
+		static const uint8_t gzipHeader[11] = { 0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x01 };
+		if (outLen < (size_t)inLen + 23) return 0;
+		memcpy (out, gzipHeader, 11);
+		htole16buf (out + 11, inLen);
+		htole16buf (out + 13, 0xffff - inLen);
+		memcpy (out + 15, in, inLen);
+		htole32buf (out + inLen + 15, crc32 (0, in, inLen));
+		htole32buf (out + inLen + 19, inLen);
+		return inLen + 23;
+	}
+
+	size_t GzipNoCompression (const std::vector<std::pair<const uint8_t *, size_t> >& bufs, uint8_t * out, size_t outLen)
+	{
+		static const uint8_t gzipHeader[11] = { 0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x01 };
+		memcpy (out, gzipHeader, 11);
+		uint32_t crc = 0;
+		size_t len = 0, len1;
+		for (const auto& it: bufs)
+		{
+			len1 = len;
+			len += it.second;
+			if (outLen < len + 23) return 0;
+			memcpy (out + 15 + len1, it.first, it.second);
+			crc = crc32 (crc, it.first, it.second);
+		}
+		if (len > 0xffff) return 0;
+		htole32buf (out + len + 15, crc);
+		htole32buf (out + len + 19, len);
+		htole16buf (out + 11, len);
+		htole16buf (out + 13, 0xffff - len);
+		return len + 23;
+	}
+
 } // data
 } // i2p

libi2pd/Gzip.h

@@ -1,10 +1,21 @@
+/*
+* Copyright (c) 2013-2020, The PurpleI2P Project
+*
+* This file is part of Purple i2pd project and licensed under BSD3
+*
+* See full license text in LICENSE file at top of project tree
+*/
+
 #ifndef GZIP_H__
 #define GZIP_H__
 
 #include <zlib.h>
+#include <vector>
 
-namespace i2p {
-namespace data {
+namespace i2p
+{
+namespace data
+{
 	class GzipInflator
 	{
 		public:
@@ -32,12 +43,16 @@ namespace data {
 
 			void SetCompressionLevel (int level);
 			size_t Deflate (const uint8_t * in, size_t inLen, uint8_t * out, size_t outLen);
+			size_t Deflate (const std::vector<std::pair<const uint8_t *, size_t> >& bufs, uint8_t * out, size_t outLen);
 
 		private:
 
 			z_stream m_Deflator;
 			bool m_IsDirty;
 	};
+
+	size_t GzipNoCompression (const uint8_t * in, uint16_t inLen, uint8_t * out, size_t outLen); // for < 64K
+	size_t GzipNoCompression (const std::vector<std::pair<const uint8_t *, size_t> >& bufs, uint8_t * out, size_t outLen); // for total size < 64K
 } // data
 } // i2p