diff options
Diffstat (limited to 'src/crypto/common.h')
-rw-r--r-- | src/crypto/common.h | 76 |
1 files changed, 11 insertions, 65 deletions
diff --git a/src/crypto/common.h b/src/crypto/common.h index 8b04b1f728..580c72f5a6 100644 --- a/src/crypto/common.h +++ b/src/crypto/common.h @@ -11,110 +11,56 @@ #include <stdint.h> -#if defined(HAVE_ENDIAN_H) -#include <endian.h> -#endif +#include "compat/endian.h" + +uint16_t static inline ReadLE16(const unsigned char* ptr) +{ + return le16toh(*((uint16_t*)ptr)); +} uint32_t static inline ReadLE32(const unsigned char* ptr) { -#if HAVE_DECL_LE32TOH == 1 return le32toh(*((uint32_t*)ptr)); -#elif !defined(WORDS_BIGENDIAN) - return *((uint32_t*)ptr); -#else - return ((uint32_t)ptr[3] << 24 | (uint32_t)ptr[2] << 16 | (uint32_t)ptr[1] << 8 | (uint32_t)ptr[0]); -#endif } uint64_t static inline ReadLE64(const unsigned char* ptr) { -#if HAVE_DECL_LE64TOH == 1 return le64toh(*((uint64_t*)ptr)); -#elif !defined(WORDS_BIGENDIAN) - return *((uint64_t*)ptr); -#else - return ((uint64_t)ptr[7] << 56 | (uint64_t)ptr[6] << 48 | (uint64_t)ptr[5] << 40 | (uint64_t)ptr[4] << 32 | - (uint64_t)ptr[3] << 24 | (uint64_t)ptr[2] << 16 | (uint64_t)ptr[1] << 8 | (uint64_t)ptr[0]); -#endif +} + +void static inline WriteLE16(unsigned char* ptr, uint16_t x) +{ + *((uint16_t*)ptr) = htole16(x); } void static inline WriteLE32(unsigned char* ptr, uint32_t x) { -#if HAVE_DECL_HTOLE32 == 1 *((uint32_t*)ptr) = htole32(x); -#elif !defined(WORDS_BIGENDIAN) - *((uint32_t*)ptr) = x; -#else - ptr[3] = x >> 24; - ptr[2] = x >> 16; - ptr[1] = x >> 8; - ptr[0] = x; -#endif } void static inline WriteLE64(unsigned char* ptr, uint64_t x) { -#if HAVE_DECL_HTOLE64 == 1 *((uint64_t*)ptr) = htole64(x); -#elif !defined(WORDS_BIGENDIAN) - *((uint64_t*)ptr) = x; -#else - ptr[7] = x >> 56; - ptr[6] = x >> 48; - ptr[5] = x >> 40; - ptr[4] = x >> 32; - ptr[3] = x >> 24; - ptr[2] = x >> 16; - ptr[1] = x >> 8; - ptr[0] = x; -#endif } uint32_t static inline ReadBE32(const unsigned char* ptr) { -#if HAVE_DECL_BE32TOH == 1 return be32toh(*((uint32_t*)ptr)); -#else - return ((uint32_t)ptr[0] << 24 | (uint32_t)ptr[1] << 16 | (uint32_t)ptr[2] << 8 | (uint32_t)ptr[3]); -#endif } uint64_t static inline ReadBE64(const unsigned char* ptr) { -#if HAVE_DECL_BE64TOH == 1 return be64toh(*((uint64_t*)ptr)); -#else - return ((uint64_t)ptr[0] << 56 | (uint64_t)ptr[1] << 48 | (uint64_t)ptr[2] << 40 | (uint64_t)ptr[3] << 32 | - (uint64_t)ptr[4] << 24 | (uint64_t)ptr[5] << 16 | (uint64_t)ptr[6] << 8 | (uint64_t)ptr[7]); -#endif } void static inline WriteBE32(unsigned char* ptr, uint32_t x) { -#if HAVE_DECL_HTOBE32 == 1 *((uint32_t*)ptr) = htobe32(x); -#else - ptr[0] = x >> 24; - ptr[1] = x >> 16; - ptr[2] = x >> 8; - ptr[3] = x; -#endif } void static inline WriteBE64(unsigned char* ptr, uint64_t x) { -#if HAVE_DECL_HTOBE64 == 1 *((uint64_t*)ptr) = htobe64(x); -#else - ptr[0] = x >> 56; - ptr[1] = x >> 48; - ptr[2] = x >> 40; - ptr[3] = x >> 32; - ptr[4] = x >> 24; - ptr[5] = x >> 16; - ptr[6] = x >> 8; - ptr[7] = x; -#endif } #endif // BITCOIN_CRYPTO_COMMON_H |