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Diffstat (limited to 'src/crypto/int-util.h')
| -rw-r--r-- | src/crypto/int-util.h | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/src/crypto/int-util.h b/src/crypto/int-util.h deleted file mode 100644 index 933f2e784..000000000 --- a/src/crypto/int-util.h +++ /dev/null @@ -1,121 +0,0 @@ -#pragma once - -#include <stdint.h> -#include <string.h> -#include <sys/param.h> - -static inline uint32_t rol32(uint32_t x, int r) { - return (x << (r & 31)) | (x >> (-r & 31)); -} - -static inline uint64_t rol64(uint64_t x, int r) { - return (x << (r & 63)) | (x >> (-r & 63)); -} - -#define IDENT32(x) ((uint32_t) (x)) -#define IDENT64(x) ((uint64_t) (x)) - -#define SWAP32(x) ((((uint32_t) (x) & 0x000000ff) << 24) | \ - (((uint32_t) (x) & 0x0000ff00) << 8) | \ - (((uint32_t) (x) & 0x00ff0000) >> 8) | \ - (((uint32_t) (x) & 0xff000000) >> 24)) -#define SWAP64(x) ((((uint64_t) (x) & 0x00000000000000ff) << 56) | \ - (((uint64_t) (x) & 0x000000000000ff00) << 40) | \ - (((uint64_t) (x) & 0x0000000000ff0000) << 24) | \ - (((uint64_t) (x) & 0x00000000ff000000) << 8) | \ - (((uint64_t) (x) & 0x000000ff00000000) >> 8) | \ - (((uint64_t) (x) & 0x0000ff0000000000) >> 24) | \ - (((uint64_t) (x) & 0x00ff000000000000) >> 40) | \ - (((uint64_t) (x) & 0xff00000000000000) >> 56)) - -static inline uint32_t ident32(uint32_t x) { return x; } -static inline uint64_t ident64(uint64_t x) { return x; } - -static inline uint32_t swap32(uint32_t x) { - x = ((x & 0x00ff00ff) << 8) | ((x & 0xff00ff00) >> 8); - return (x << 16) | (x >> 16); -} -static inline uint64_t swap64(uint64_t x) { - x = ((x & 0x00ff00ff00ff00ff) << 8) | ((x & 0xff00ff00ff00ff00) >> 8); - x = ((x & 0x0000ffff0000ffff) << 16) | ((x & 0xffff0000ffff0000) >> 16); - return (x << 32) | (x >> 32); -} - -#if defined(__GNUC__) -#define UNUSED __attribute__((unused)) -#else -#define UNUSED -#endif -static inline void mem_inplace_ident(void *mem UNUSED, size_t n UNUSED) { } -#undef UNUSED - -static inline void mem_inplace_swap32(void *mem, size_t n) { - size_t i; - for (i = 0; i < n; i++) { - ((uint32_t *) mem)[i] = swap32(((const uint32_t *) mem)[i]); - } -} -static inline void mem_inplace_swap64(void *mem, size_t n) { - size_t i; - for (i = 0; i < n; i++) { - ((uint64_t *) mem)[i] = swap64(((const uint64_t *) mem)[i]); - } -} - -static inline void memcpy_ident32(void *dst, const void *src, size_t n) { - memcpy(dst, src, 4 * n); -} -static inline void memcpy_ident64(void *dst, const void *src, size_t n) { - memcpy(dst, src, 8 * n); -} - -static inline void memcpy_swap32(void *dst, const void *src, size_t n) { - size_t i; - for (i = 0; i < n; i++) { - ((uint32_t *) dst)[i] = swap32(((const uint32_t *) src)[i]); - } -} -static inline void memcpy_swap64(void *dst, const void *src, size_t n) { - size_t i; - for (i = 0; i < n; i++) { - ((uint64_t *) dst)[i] = swap64(((const uint64_t *) src)[i]); - } -} - -#if BYTE_ORDER == LITTLE_ENDIAN -#define SWAP32LE IDENT32 -#define SWAP32BE SWAP32 -#define swap32le ident32 -#define swap32be swap32 -#define mem_inplace_swap32le mem_inplace_ident -#define mem_inplace_swap32be mem_inplace_swap32 -#define memcpy_swap32le memcpy_ident32 -#define memcpy_swap32be memcpy_swap32 -#define SWAP64LE IDENT64 -#define SWAP64BE SWAP64 -#define swap64le ident64 -#define swap64be swap64 -#define mem_inplace_swap64le mem_inplace_ident -#define mem_inplace_swap64be mem_inplace_swap64 -#define memcpy_swap64le memcpy_ident64 -#define memcpy_swap64be memcpy_swap64 -#endif - -#if BYTE_ORDER == BIG_ENDIAN -#define SWAP32BE IDENT32 -#define SWAP32LE SWAP32 -#define swap32be ident32 -#define swap32le swap32 -#define mem_inplace_swap32be mem_inplace_ident -#define mem_inplace_swap32le mem_inplace_swap32 -#define memcpy_swap32be memcpy_ident32 -#define memcpy_swap32le memcpy_swap32 -#define SWAP64BE IDENT64 -#define SWAP64LE SWAP64 -#define swap64be ident64 -#define swap64le swap64 -#define mem_inplace_swap64be mem_inplace_ident -#define mem_inplace_swap64le mem_inplace_swap64 -#define memcpy_swap64be memcpy_ident64 -#define memcpy_swap64le memcpy_swap64 -#endif
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