18 lines
502 B
C
18 lines
502 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;
|
||
|
|
|
||
|
|
void sha256 (const unsigned char *input, unsigned int ilen,
|
||
|
|
unsigned char output[32]);
|
||
|
|
void sha256_start (sha256_context *ctx);
|
||
|
|
void sha256_finish (sha256_context *ctx, unsigned char output[32]);
|
||
|
|
void sha256_update (sha256_context *ctx, const unsigned char *input,
|
||
|
|
unsigned int ilen);
|
||
|
|
void sha256_process (sha256_context *ctx);
|