i2pd/util/util.h

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#ifndef UTIL_H
#define UTIL_H
#include <map>
#include <string>
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#include <iostream>
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#include <boost/asio.hpp>
#include <boost/filesystem.hpp>
#include <boost/filesystem/fstream.hpp>
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#define PAIRTYPE(t1, t2) std::pair<t1, t2>
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namespace i2p
{
namespace util
{
namespace config
{
extern std::map<std::string, std::string> mapArgs;
extern std::map<std::string, std::vector<std::string> > mapMultiArgs;
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/**
* Parses command line arguments, i.e. stores them in config::mapArgs.
*/
void OptionParser(int argc, const char* const argv[]);
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/**
* @return a command line argument from config::mapArgs as an int
* @param nDefault the default value to be returned
*/
int GetArg(const std::string& strArg, int nDefault);
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/**
* @return a command line argument from config::mapArgs as a std::string
* @param strDefault the default value to be returned
*/
std::string GetArg(const std::string& strArg, const std::string& strDefault);
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/**
* @return a command line argument from config::mapArgs as a C-style string
* @param nDefault the default value to be returned
*/
const char* GetCharArg(const std::string& strArg, const std::string& nDefault);
}
namespace filesystem
{
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/**
* Change the application name.
*/
void SetAppName(const std::string& name);
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/**
* @return the application name.
*/
std::string GetAppName();
/**
* @return the path of the i2pd directory
*/
const boost::filesystem::path& GetDataDir();
/**
* @return the full path of a file within the i2pd directory
*/
std::string GetFullPath(const std::string& filename);
/**
* @return the path of the configuration file
*/
boost::filesystem::path GetConfigFile();
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/**
* @return the default directory for i2pd data
*/
boost::filesystem::path GetDefaultDataDir();
/**
* Read a configuration file and store its contents in the given maps.
*/
void ReadConfigFile(std::map<std::string, std::string>& mapSettingsRet,
std::map<std::string, std::vector<std::string> >& mapMultiSettingsRet);
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/**
* @return the path of the certificates directory
*/
boost::filesystem::path GetCertificatesDir();
}
namespace http
{
const char ETAG[] = "ETag";
const char IF_NONE_MATCH[] = "If-None-Match";
const char IF_MODIFIED_SINCE[] = "If-Modified-Since";
const char LAST_MODIFIED[] = "Last-Modified";
const char TRANSFER_ENCODING[] = "Transfer-Encoding";
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/**
* Perform an HTTP request.
* @return the result of the request, or an empty string if it fails
*/
std::string httpRequest(const std::string& address);
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/**
* @return the content of the given HTTP stream without headers
*/
std::string GetHttpContent(std::istream& response);
/**
* Merge chunks of a HTTP response into the gien std:ostream object.
*/
void MergeChunkedResponse(std::istream& response, std::ostream& merged);
/**
* Send an HTTP request through the i2p proxy.
* @return the HTTP status code
*/
int httpRequestViaI2pProxy(const std::string& address, std::string &content);
/**
* @return the decoded url
*/
std::string urlDecode(const std::string& data);
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/**
* Provides functionality for parsing URLs.
*/
struct url {
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/**
* Parse a url given as a string.
*/
url(const std::string& url_s);
private:
void parse(const std::string& url_s);
public:
std::string protocol_, host_, path_, query_;
std::string portstr_;
unsigned int port_;
std::string user_;
std::string pass_;
};
}
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namespace net
{
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/**
* @return the maximum transmission unit, or 576 on failure
*/
int GetMTU(const boost::asio::ip::address& localAddress);
}
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}
}
#endif