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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-12-04 21:48:17 +00:00
trezor-firmware/crypto/blake2_common.h
2024-09-26 13:17:43 +02:00

46 lines
945 B
C

#include <stdint.h>
#include "byte_order.h"
static inline uint32_t load32(const void *src) {
uint32_t w;
memcpy(&w, src, sizeof w);
#if BYTE_ORDER == BIG_ENDIAN
REVERSE32(w, w);
#endif
return w;
}
static inline uint64_t load64(const void *src) {
uint64_t w;
memcpy(&w, src, sizeof w);
#if BYTE_ORDER == BIG_ENDIAN
REVERSE64(w, w);
#endif
return w;
}
static inline void store16(void *dst, uint16_t w) { memcpy(dst, &w, sizeof w); }
static inline void store32(void *dst, uint32_t w) {
#if BYTE_ORDER == BIG_ENDIAN
REVERSE32(w, w);
#endif
memcpy(dst, &w, sizeof w);
}
static inline void store64(void *dst, uint64_t w) {
#if BYTE_ORDER == BIG_ENDIAN
REVERSE64(w, w);
#endif
memcpy(dst, &w, sizeof w);
}
static inline uint32_t rotr32(const uint32_t w, const unsigned c) {
return (w >> c) | (w << (32 - c));
}
static inline uint64_t rotr64(const uint64_t w, const unsigned c) {
return (w >> c) | (w << (64 - c));
}