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147 lines
2.9 KiB
147 lines
2.9 KiB
#ifndef I2PENDIAN_H__ |
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#define I2PENDIAN_H__ |
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#include <inttypes.h> |
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#include <string.h> |
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#if defined(__FreeBSD__) || defined(__NetBSD__) |
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#include <sys/endian.h> |
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#elif defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__) || defined(__GLIBC__) |
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#include <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 buf16toh(const void *buf) |
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{ |
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uint16_t b16; |
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memcpy(&b16, buf, sizeof(uint16_t)); |
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return b16; |
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} |
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inline uint32_t buf32toh(const void *buf) |
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{ |
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uint32_t b32; |
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memcpy(&b32, buf, sizeof(uint32_t)); |
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return b32; |
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} |
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inline uint64_t buf64toh(const void *buf) |
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{ |
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uint64_t b64; |
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memcpy(&b64, buf, sizeof(uint64_t)); |
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return b64; |
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} |
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inline uint16_t bufbe16toh(const void *buf) |
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{ |
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return be16toh(buf16toh(buf)); |
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} |
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inline uint32_t bufbe32toh(const void *buf) |
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{ |
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return be32toh(buf32toh(buf)); |
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} |
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inline uint64_t bufbe64toh(const void *buf) |
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{ |
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return be64toh(buf64toh(buf)); |
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} |
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inline void htobuf16(void *buf, uint16_t b16) |
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{ |
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memcpy(buf, &b16, sizeof(uint16_t)); |
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} |
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inline void htobuf32(void *buf, uint32_t b32) |
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{ |
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memcpy(buf, &b32, sizeof(uint32_t)); |
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} |
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inline void htobuf64(void *buf, uint64_t b64) |
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{ |
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memcpy(buf, &b64, sizeof(uint64_t)); |
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} |
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inline void htobe16buf(void *buf, uint16_t big16) |
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{ |
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htobuf16(buf, htobe16(big16)); |
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} |
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inline void htobe32buf(void *buf, uint32_t big32) |
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{ |
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htobuf32(buf, htobe32(big32)); |
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} |
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inline void htobe64buf(void *buf, uint64_t big64) |
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{ |
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htobuf64(buf, htobe64(big64)); |
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} |
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inline void htole16buf(void *buf, uint16_t big16) |
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{ |
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htobuf16(buf, htole16(big16)); |
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} |
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inline void htole32buf(void *buf, uint32_t big32) |
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{ |
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htobuf32(buf, htole32(big32)); |
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} |
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inline void htole64buf(void *buf, uint64_t big64) |
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{ |
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htobuf64(buf, htole64(big64)); |
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} |
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inline uint16_t bufle16toh(const void *buf) |
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{ |
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return le16toh(buf16toh(buf)); |
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} |
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inline uint32_t bufle32toh(const void *buf) |
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{ |
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return le32toh(buf32toh(buf)); |
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} |
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inline uint64_t bufle64toh(const void *buf) |
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{ |
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return le64toh(buf64toh(buf)); |
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} |
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#endif // I2PENDIAN_H__ |
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