multisig.h

#ifndef RTRS_MULTISIG_H
#define RTRS_MULTISIG_H
#include <openssl/ec.h>
#include <openssl/bn.h>
#include "echash.h"
int RTRS_MS_keygen(EC_GROUP *group, EC_POINT **pubkey, BIGNUM **privkey);
size_t RTRS_MS_sign(unsigned char **ret, EC_GROUP *group, unsigned char *msg, unsigned long msg_len,
		EC_POINT **pubkeys, BIGNUM **privkeys, unsigned int klen);
int RTRS_MS_verify(EC_GROUP *group, unsigned char *msg, unsigned long len, EC_POINT **pubkeys, unsigned int pklen, unsigned char *signature, unsigned long slen);
#endif