mirror of
https://github.com/oxen-io/lokinet.git
synced 2024-10-29 11:05:43 +00:00
b449e03f43
....which is precisely the thing i patch out in libsodium to use CryptoAPI documented interfaces instead (which fall through to RtlGenRandom() on such devices _anyway_) we can just use libsodium directly, i happened to patch it out in libstdc++ as a side effect (since my local toolchain can target any version of windows)
207 lines
4.4 KiB
C++
207 lines
4.4 KiB
C++
#ifndef LLARP_ENDIAN_HPP
|
|
#define LLARP_ENDIAN_HPP
|
|
|
|
// adapted from libi2pd
|
|
|
|
#include <cinttypes>
|
|
#include <cstring>
|
|
|
|
#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
|
|
#include <sys/endian.h>
|
|
#elif defined(__sun)
|
|
#include <sys/byteorder.h>
|
|
#include <endian.h>
|
|
#define htobe16(x) htons(x)
|
|
#define htole16(x) (x)
|
|
#define be16toh(x) ntohs(x)
|
|
#define le16toh(x) (x)
|
|
|
|
#define htobe32(x) htonl(x)
|
|
#define htole32(x) (x)
|
|
#define be32toh(x) ntohl(x)
|
|
#define le32toh(x) (x)
|
|
|
|
#define htobe64(x) \
|
|
(((uint64_t)htonl(((uint32_t)(((uint64_t)(x)) >> 32)))) \
|
|
| (((uint64_t)htonl(((uint32_t)(x)))) << 32))
|
|
#define htole64(x) (x)
|
|
#define be64toh(x) \
|
|
(((uint64_t)ntohl(((uint32_t)(((uint64_t)(x)) >> 32)))) \
|
|
| (((uint64_t)ntohl(((uint32_t)(x)))) << 32))
|
|
#define le64toh(x) (x)
|
|
#elif defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__GLIBC__)
|
|
#include <endian.h>
|
|
#elif defined(__APPLE__) && defined(__MACH__)
|
|
#include <libkern/OSByteOrder.h>
|
|
#define htobe16(x) OSSwapHostToBigInt16(x)
|
|
#define htole16(x) OSSwapHostToLittleInt16(x)
|
|
#define be16toh(x) OSSwapBigToHostInt16(x)
|
|
#define le16toh(x) OSSwapLittleToHostInt16(x)
|
|
|
|
#define htobe32(x) OSSwapHostToBigInt32(x)
|
|
#define htole32(x) OSSwapHostToLittleInt32(x)
|
|
#define be32toh(x) OSSwapBigToHostInt32(x)
|
|
#define le32toh(x) OSSwapLittleToHostInt32(x)
|
|
|
|
#define htobe64(x) OSSwapHostToBigInt64(x)
|
|
#define htole64(x) OSSwapHostToLittleInt64(x)
|
|
#define be64toh(x) OSSwapBigToHostInt64(x)
|
|
#define le64toh(x) OSSwapLittleToHostInt64(x)
|
|
#elif defined(_WIN32)
|
|
#include <winsock2.h>
|
|
#ifndef __LITTLE_ENDIAN__
|
|
#define __LITTLE_ENDIAN__
|
|
#endif
|
|
#define htobe16(x) htons(x)
|
|
#define htole16(x) (x)
|
|
#define be16toh(x) ntohs(x)
|
|
#define le16toh(x) (x)
|
|
|
|
#define htobe32(x) htonl(x)
|
|
#define htole32(x) (x)
|
|
#define be32toh(x) ntohl(x)
|
|
#define le32toh(x) (x)
|
|
|
|
#define htobe64(x) \
|
|
(((uint64_t)htonl(((uint32_t)(((uint64_t)(x)) >> 32)))) \
|
|
| (((uint64_t)htonl(((uint32_t)(x)))) << 32))
|
|
#define htole64(x) (x)
|
|
#define be64toh(x) \
|
|
(((uint64_t)ntohl(((uint32_t)(((uint64_t)(x)) >> 32)))) \
|
|
| (((uint64_t)ntohl(((uint32_t)(x)))) << 32))
|
|
#define le64toh(x) (x)
|
|
#else
|
|
#define NEEDS_LOCAL_ENDIAN
|
|
#include <cstdint>
|
|
uint16_t
|
|
htobe16(uint16_t int16);
|
|
uint32_t
|
|
htobe32(uint32_t int32);
|
|
uint64_t
|
|
htobe64(uint64_t int64);
|
|
|
|
uint16_t
|
|
be16toh(uint16_t big16);
|
|
uint32_t
|
|
be32toh(uint32_t big32);
|
|
uint64_t
|
|
be64toh(uint64_t big64);
|
|
|
|
// assume LittleEndine
|
|
#define htole16
|
|
#define htole32
|
|
#define htole64
|
|
#define le16toh
|
|
#define le32toh
|
|
#define le64toh
|
|
|
|
#endif
|
|
|
|
#if !defined(__LITTLE_ENDIAN__) && defined(__BYTE_ORDER) \
|
|
&& defined(__LITTLE_ENDIAN) && __BYTE_ORDER == __LITTLE_ENDIAN
|
|
#define __LITTLE_ENDIAN__
|
|
#elif !defined(__BIG_ENDIAN__) && defined(__BYTE_ORDER) \
|
|
&& defined(__BIG_ENDIAN) && __BYTE_ORDER == __BIG_ENDIAN
|
|
#define __BIG_ENDIAN__
|
|
#elif !defined(__LITTLE_ENDIAN__) && !defined(__BIG_ENDIAN__)
|
|
#error "Error: don't know which endian this is"
|
|
#endif
|
|
|
|
inline uint16_t
|
|
buf16toh(const void *buf)
|
|
{
|
|
uint16_t b16;
|
|
memcpy(&b16, buf, sizeof(uint16_t));
|
|
return b16;
|
|
}
|
|
|
|
inline uint32_t
|
|
buf32toh(const void *buf)
|
|
{
|
|
uint32_t b32;
|
|
memcpy(&b32, buf, sizeof(uint32_t));
|
|
return b32;
|
|
}
|
|
|
|
inline uint64_t
|
|
buf64toh(const void *buf)
|
|
{
|
|
uint64_t b64;
|
|
memcpy(&b64, buf, sizeof(uint64_t));
|
|
return b64;
|
|
}
|
|
|
|
inline uint16_t
|
|
bufbe16toh(const void *buf)
|
|
{
|
|
return be16toh(buf16toh(buf));
|
|
}
|
|
|
|
inline uint32_t
|
|
bufbe32toh(const void *buf)
|
|
{
|
|
return be32toh(buf32toh(buf));
|
|
}
|
|
|
|
inline uint64_t
|
|
bufbe64toh(const void *buf)
|
|
{
|
|
return be64toh(buf64toh(buf));
|
|
}
|
|
|
|
inline void
|
|
htobuf16(void *buf, uint16_t b16)
|
|
{
|
|
memcpy(buf, &b16, sizeof(uint16_t));
|
|
}
|
|
|
|
inline void
|
|
htobuf32(void *buf, uint32_t b32)
|
|
{
|
|
memcpy(buf, &b32, sizeof(uint32_t));
|
|
}
|
|
|
|
inline void
|
|
htobuf64(void *buf, uint64_t b64)
|
|
{
|
|
memcpy(buf, &b64, sizeof(uint64_t));
|
|
}
|
|
|
|
inline void
|
|
htobe16buf(void *buf, uint16_t big16)
|
|
{
|
|
htobuf16(buf, htobe16(big16));
|
|
}
|
|
|
|
inline void
|
|
htobe32buf(void *buf, uint32_t big32)
|
|
{
|
|
htobuf32(buf, htobe32(big32));
|
|
}
|
|
|
|
inline void
|
|
htobe64buf(void *buf, uint64_t big64)
|
|
{
|
|
htobuf64(buf, htobe64(big64));
|
|
}
|
|
|
|
inline void
|
|
htole16buf(void *buf, uint16_t big16)
|
|
{
|
|
htobuf16(buf, htole16(big16));
|
|
}
|
|
|
|
inline void
|
|
htole32buf(void *buf, uint32_t big32)
|
|
{
|
|
htobuf32(buf, htole32(big32));
|
|
}
|
|
|
|
inline void
|
|
htole64buf(void *buf, uint64_t big64)
|
|
{
|
|
htobuf64(buf, htole64(big64));
|
|
}
|
|
|
|
#endif
|