1 #ifndef SHA256_GCRYPT_H
2 #define SHA256_GCRYPT_H
6 #define SHA256_DIGEST_SIZE 32
8 typedef gcry_md_hd_t gcrypt_SHA256_CTX
;
10 static inline void gcrypt_SHA256_Init(gcrypt_SHA256_CTX
*ctx
)
12 gcry_error_t err
= gcry_md_open(ctx
, GCRY_MD_SHA256
, 0);
14 die("gcry_md_open: %s", gcry_strerror(err
));
17 static inline void gcrypt_SHA256_Update(gcrypt_SHA256_CTX
*ctx
, const void *data
, size_t len
)
19 gcry_md_write(*ctx
, data
, len
);
22 static inline void gcrypt_SHA256_Final(unsigned char *digest
, gcrypt_SHA256_CTX
*ctx
)
24 memcpy(digest
, gcry_md_read(*ctx
, GCRY_MD_SHA256
), SHA256_DIGEST_SIZE
);
28 static inline void gcrypt_SHA256_Clone(gcrypt_SHA256_CTX
*dst
, const gcrypt_SHA256_CTX
*src
)
30 gcry_md_copy(dst
, *src
);
33 #define platform_SHA256_CTX gcrypt_SHA256_CTX
34 #define platform_SHA256_Init gcrypt_SHA256_Init
35 #define platform_SHA256_Clone gcrypt_SHA256_Clone
36 #define platform_SHA256_Update gcrypt_SHA256_Update
37 #define platform_SHA256_Final gcrypt_SHA256_Final