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Add ability to pass extra entropy to rfc6979

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Suggested by Greg Maxwell.
This commit is contained in:
Pieter Wuille
2015-03-20 09:19:38 -07:00
parent 3087bc4d75
commit 1573a102c0
7 changed files with 25 additions and 9 deletions
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src/hash.h
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@@ -34,7 +34,7 @@ typedef struct {
int retry;
} secp256k1_rfc6979_hmac_sha256_t;
static void secp256k1_rfc6979_hmac_sha256_initialize(secp256k1_rfc6979_hmac_sha256_t *rng, const unsigned char *key, size_t keylen, const unsigned char *msg, size_t msglen);
static void secp256k1_rfc6979_hmac_sha256_initialize(secp256k1_rfc6979_hmac_sha256_t *rng, const unsigned char *key, size_t keylen, const unsigned char *msg, size_t msglen, const unsigned char *rnd, size_t rndlen);
static void secp256k1_rfc6979_hmac_sha256_generate(secp256k1_rfc6979_hmac_sha256_t *rng, unsigned char *out, size_t outlen);
static void secp256k1_rfc6979_hmac_sha256_finalize(secp256k1_rfc6979_hmac_sha256_t *rng);