13 #define __LITTLE_ENDIAN__
19 #define SHA256_HASH_BITS 256
20 #define SHA256_BLOCK_BITS 512
23 * \brief sha256 context type
31 typedef uint8_t sha256_hash_t[SHA256_HASH_BITS/8];
33 void sha256_init(sha256_ctx_t *state);
35 void sha256_nextBlock (sha256_ctx_t *state, void* block);
36 void sha256_lastBlock(sha256_ctx_t *state, void* block, uint16_t length);
38 void sha256_ctx2hash(sha256_hash_t *dest, sha256_ctx_t *state);
43 void sha256(sha256_hash_t *dest, void* msg, uint32_t length);
44 uint32_t change_endian32(uint32_t x);