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More public implementations

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This commit is contained in:
Pieter Wuille
2013-05-05 00:49:30 +02:00
parent 7823916781
commit 42cccdaf55
4 changed files with 70 additions and 4 deletions
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22
include/secp256k1.h
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@@ -27,18 +27,33 @@ int secp256k1_ecdsa_verify(const unsigned char *msg, int msglen,
const unsigned char *sig, int siglen,
const unsigned char *pubkey, int pubkeylen);
/** Create an ECDSA signature.
* Returns: 1: signature created
* 0: nonce invalid, try another one
* In: msg: the message being signed
* msglen: the length of the message being signed
* seckey: pointer to a 32-byte secret key (assumed to be valid)
* nonce: pointer to a 32-byte nonce (generated with a cryptographic PRNG)
* Out: sig: pointer to a 72-byte array where the signature will be placed.
* siglen: pointer to an int, which will be updated to the signature length (<=72).
*/
int secp256k1_ecdsa_sign(const unsigned char *msg, int msglen,
unsigned char *sig, int* siglen,
unsigned char *sig, int *siglen,
const unsigned char *seckey,
const unsigned char *nonce);
/** Verify an ECDSA secret key.
* Returns: 1: secret key is valid
* 0: secret key is invalid
* In: seckey: pointer to a 32-byte secret key
*/
int secp256j1_ecdsa_seckey_verify(const unsigned char *seckey);
/** Just validate a public key.
* Returns: 1: valid public key
* 0: invalid public key
*/
/* NOT YET IMPLEMENTED */
int secp256k1_ecdsa_pubkey_verify(const unsigned char *pubkey, int pubkeylen);
/** Compute the public key for a secret key.
@@ -51,8 +66,7 @@ int secp256k1_ecdsa_pubkey_verify(const unsigned char *pubkey, int pubkeylen);
* Returns: 1: secret was valid, public key stores
* 0: secret was invalid, try again.
*/
/* NOT YET IMPLEMENTED */
int secp256k1_ecdsa_pubkey_create(unsigned char *pubkey, int *pubkeylen, const unsigned char *seckey, int compressed)
int secp256k1_ecdsa_pubkey_create(unsigned char *pubkey, int *pubkeylen, const unsigned char *seckey, int compressed);
int secp256k1_ecdsa_pubkey_decompress(unsigned char *pubkey, int *pubkeylen);