mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-21 17:38:51 +09:00
![Simon Glass](/assets/img/avatar_default.png)
In preparation for making the hash function common, we may as well use const where we can. Also add a watchdog version of the hashing function. Signed-off-by: Simon Glass <sjg@chromium.org>
23 lines
592 B
C
23 lines
592 B
C
#ifndef _SHA256_H
|
|
#define _SHA256_H
|
|
|
|
#define SHA256_SUM_LEN 32
|
|
|
|
/* Reset watchdog each time we process this many bytes */
|
|
#define CHUNKSZ_SHA256 (64 * 1024)
|
|
|
|
typedef struct {
|
|
uint32_t total[2];
|
|
uint32_t state[8];
|
|
uint8_t buffer[64];
|
|
} sha256_context;
|
|
|
|
void sha256_starts(sha256_context * ctx);
|
|
void sha256_update(sha256_context *ctx, const uint8_t *input, uint32_t length);
|
|
void sha256_finish(sha256_context * ctx, uint8_t digest[SHA256_SUM_LEN]);
|
|
|
|
void sha256_csum_wd(const unsigned char *input, unsigned int ilen,
|
|
unsigned char *output, unsigned int chunk_sz);
|
|
|
|
#endif /* _SHA256_H */
|