gnuk/src/sha256.h
2012-09-12 14:16:40 +09:00

18 lines
537 B
C

#define SHA256_DIGEST_SIZE 32
#define SHA256_BLOCK_SIZE 64
typedef struct
{
uint32_t total[2];
uint32_t state[8];
uint32_t wbuf[16];
} sha256_context;
extern void sha256 (const unsigned char *input, unsigned int ilen,
unsigned char output[32]);
extern void sha256_start (sha256_context *ctx);
extern void sha256_finish (sha256_context *ctx, unsigned char output[32]);
extern void sha256_update (sha256_context *ctx, const unsigned char *input,
unsigned int ilen);
extern void sha256_process (sha256_context *ctx);