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v3.8.5

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Jay D Dee
2018-03-27 20:20:05 -04:00
parent 3363d61524
commit f449c6725f
105 changed files with 4560 additions and 1846 deletions
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143
algo/argon2/argon2a/ar2/blake2/blake2-impl.h Normal file
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#ifndef PORTABLE_BLAKE2_IMPL_H
#define PORTABLE_BLAKE2_IMPL_H
#include <stdint.h>
#include <string.h>
#if defined(_MSC_VER)
#define BLAKE2_INLINE __inline
#elif defined(__GNUC__) || defined(__clang__)
#define BLAKE2_INLINE __inline__
#else
#define BLAKE2_INLINE
#endif
/* Argon2 Team - Begin Code */
/*
Not an exhaustive list, but should cover the majority of modern platforms
Additionally, the code will always be correct---this is only a performance
tweak.
*/
#if (defined(__BYTE_ORDER__) && \
(__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)) || \
defined(__LITTLE_ENDIAN__) || defined(__ARMEL__) || defined(__MIPSEL__) || \
defined(__AARCH64EL__) || defined(__amd64__) || defined(__i386__) || \
defined(_M_IX86) || defined(_M_X64) || defined(_M_AMD64) || \
defined(_M_ARM)
#define NATIVE_LITTLE_ENDIAN
#endif
/* Argon2 Team - End Code */
static BLAKE2_INLINE uint32_t load32(const void *src) {
#if defined(NATIVE_LITTLE_ENDIAN)
uint32_t w;
memcpy(&w, src, sizeof w);
return w;
#else
const uint8_t *p = (const uint8_t *)src;
uint32_t w = *p++;
w |= (uint32_t)(*p++) << 8;
w |= (uint32_t)(*p++) << 16;
w |= (uint32_t)(*p++) << 24;
return w;
#endif
}
static BLAKE2_INLINE uint64_t load64(const void *src) {
#if defined(NATIVE_LITTLE_ENDIAN)
uint64_t w;
memcpy(&w, src, sizeof w);
return w;
#else
const uint8_t *p = (const uint8_t *)src;
uint64_t w = *p++;
w |= (uint64_t)(*p++) << 8;
w |= (uint64_t)(*p++) << 16;
w |= (uint64_t)(*p++) << 24;
w |= (uint64_t)(*p++) << 32;
w |= (uint64_t)(*p++) << 40;
w |= (uint64_t)(*p++) << 48;
w |= (uint64_t)(*p++) << 56;
return w;
#endif
}
static BLAKE2_INLINE void store32(void *dst, uint32_t w) {
#if defined(NATIVE_LITTLE_ENDIAN)
memcpy(dst, &w, sizeof w);
#else
uint8_t *p = (uint8_t *)dst;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
#endif
}
static BLAKE2_INLINE void store64(void *dst, uint64_t w) {
#if defined(NATIVE_LITTLE_ENDIAN)
memcpy(dst, &w, sizeof w);
#else
uint8_t *p = (uint8_t *)dst;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
#endif
}
static BLAKE2_INLINE uint64_t load48(const void *src) {
const uint8_t *p = (const uint8_t *)src;
uint64_t w = *p++;
w |= (uint64_t)(*p++) << 8;
w |= (uint64_t)(*p++) << 16;
w |= (uint64_t)(*p++) << 24;
w |= (uint64_t)(*p++) << 32;
w |= (uint64_t)(*p++) << 40;
return w;
}
static BLAKE2_INLINE void store48(void *dst, uint64_t w) {
uint8_t *p = (uint8_t *)dst;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
w >>= 8;
*p++ = (uint8_t)w;
}
static BLAKE2_INLINE uint32_t rotr32(const uint32_t w, const unsigned c) {
return (w >> c) | (w << (32 - c));
}
static BLAKE2_INLINE uint64_t rotr64(const uint64_t w, const unsigned c) {
return (w >> c) | (w << (64 - c));
}
/* prevents compiler optimizing out memset() */
static BLAKE2_INLINE void burn(void *v, size_t n) {
static void *(*const volatile memset_v)(void *, int, size_t) = &memset;
memset_v(v, 0, n);
}
#endif