mirror of
https://github.com/PurpleI2P/i2pd
synced 2024-11-10 08:00:38 +03:00
74 lines
1.6 KiB
C++
74 lines
1.6 KiB
C++
#ifndef I2PENDIAN_H__
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#define I2PENDIAN_H__
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#include <inttypes.h>
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#include <cstring>
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#if defined(__linux__) || defined(__FreeBSD_kernel__)
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#include <endian.h>
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#elif __FreeBSD__
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#include <sys/endian.h>
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#elif defined(__APPLE__) && defined(__MACH__)
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#include <libkern/OSByteOrder.h>
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#define htobe16(x) OSSwapHostToBigInt16(x)
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#define htole16(x) OSSwapHostToLittleInt16(x)
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#define be16toh(x) OSSwapBigToHostInt16(x)
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#define le16toh(x) OSSwapLittleToHostInt16(x)
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#define htobe32(x) OSSwapHostToBigInt32(x)
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#define htole32(x) OSSwapHostToLittleInt32(x)
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#define be32toh(x) OSSwapBigToHostInt32(x)
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#define le32toh(x) OSSwapLittleToHostInt32(x)
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#define htobe64(x) OSSwapHostToBigInt64(x)
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#define htole64(x) OSSwapHostToLittleInt64(x)
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#define be64toh(x) OSSwapBigToHostInt64(x)
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#define le64toh(x) OSSwapLittleToHostInt64(x)
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#else
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#define NEEDS_LOCAL_ENDIAN
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#include <cstdint>
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uint16_t htobe16(uint16_t int16);
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uint32_t htobe32(uint32_t int32);
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uint64_t htobe64(uint64_t int64);
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uint16_t be16toh(uint16_t big16);
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uint32_t be32toh(uint32_t big32);
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uint64_t be64toh(uint64_t big64);
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// assume LittleEndine
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#define htole16
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#define htole32
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#define htole64
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#define le16toh
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#define le32toh
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#define le64toh
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#endif
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inline uint16_t bufbe16toh(const uint8_t *buf)
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{
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uint16_t big16;
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memcpy(&big16, buf, sizeof(uint16_t));
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return be16toh(big16);
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}
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inline uint32_t bufbe32toh(const uint8_t *buf)
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{
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uint32_t big32;
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memcpy(&big32, buf, sizeof(uint32_t));
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return be32toh(big32);
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}
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inline uint64_t bufbe64toh(const uint8_t *buf)
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{
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uint64_t big64;
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memcpy(&big64, buf, sizeof(uint64_t));
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return be64toh(big64);
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}
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#endif // I2PENDIAN_H__
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