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secp256k1
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Public inclue improvements

This commit is contained in:
Pieter Wuille 2013-05-11 23:37:48 +02:00
parent 12e29b320f
commit 194eea065f
1 changed files with 15 additions and 1 deletions
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16
include/secp256k1.h
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@ -58,6 +58,17 @@ int secp256k1_ecdsa_sign_compact(const unsigned char *msg, int msglen,
const unsigned char *nonce,
int *recid);
/** Recover an ECDSA public key from a compact signature.
* Returns: 1: public key succesfully recovered (which guarantees a correct signature).
* 0: otherwise.
* In: msg: the message assumed to be signed
* msglen: the length of the message
* compressed: whether to recover a compressed or uncompressed pubkey
* recid: the recovery id (as returned by ecdsa_sign_compact)
* Out: pubkey: pointer to a 33 or 65 byte array to put the pubkey.
* pubkeylen: pointer to an int that will contain the pubkey length.
*/
int secp256k1_ecdsa_recover_compact(const unsigned char *msg, int msglen,
const unsigned char *sig64,
unsigned char *pubkey, int *pubkeylen,
@ -68,7 +79,7 @@ int secp256k1_ecdsa_recover_compact(const unsigned char *msg, int msglen,
* 0: secret key is invalid
* In: seckey: pointer to a 32-byte secret key
*/
int secp256j1_ecdsa_seckey_verify(const unsigned char *seckey);
int secp256k1_ecdsa_seckey_verify(const unsigned char *seckey);
/** Just validate a public key.
* Returns: 1: valid public key
@ -97,6 +108,9 @@ int secp256k1_ecdsa_privkey_export(const unsigned char *seckey,
int secp256k1_ecdsa_privkey_import(unsigned char *seckey,
const unsigned char *privkey, int privkeylen);
int secp256k1_ecdsa_privkey_tweak(unsigned char *seckey, const unsigned char *tweak);
int secp256k1_ecdsa_pubkey_tweak(unsigned char *pubkey, int pubkeylen, const unsigned char *tweak);
#ifdef __cplusplus
}
#endif