54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
/*
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* Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <openssl/ec.h>
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#include "ec_lcl.h"
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#include <openssl/engine.h>
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#include <openssl/rand.h>
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#include <openssl/err.h>
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ECDSA_SIG *ECDSA_do_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey)
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{
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return ECDSA_do_sign_ex(dgst, dlen, NULL, NULL, eckey);
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}
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ECDSA_SIG *ECDSA_do_sign_ex(const unsigned char *dgst, int dlen,
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const BIGNUM *kinv, const BIGNUM *rp,
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EC_KEY *eckey)
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{
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if (eckey->meth->sign_sig != NULL)
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return eckey->meth->sign_sig(dgst, dlen, kinv, rp, eckey);
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ECerr(EC_F_ECDSA_DO_SIGN_EX, EC_R_OPERATION_NOT_SUPPORTED);
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return NULL;
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}
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int ECDSA_sign(int type, const unsigned char *dgst, int dlen, unsigned char
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*sig, unsigned int *siglen, EC_KEY *eckey)
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{
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return ECDSA_sign_ex(type, dgst, dlen, sig, siglen, NULL, NULL, eckey);
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}
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int ECDSA_sign_ex(int type, const unsigned char *dgst, int dlen,
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unsigned char *sig, unsigned int *siglen, const BIGNUM *kinv,
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const BIGNUM *r, EC_KEY *eckey)
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{
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if (eckey->meth->sign != NULL)
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return eckey->meth->sign(type, dgst, dlen, sig, siglen, kinv, r, eckey);
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ECerr(EC_F_ECDSA_SIGN_EX, EC_R_OPERATION_NOT_SUPPORTED);
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return 0;
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}
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int ECDSA_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, BIGNUM **kinvp,
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BIGNUM **rp)
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{
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if (eckey->meth->sign_setup != NULL)
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return eckey->meth->sign_setup(eckey, ctx_in, kinvp, rp);
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ECerr(EC_F_ECDSA_SIGN_SETUP, EC_R_OPERATION_NOT_SUPPORTED);
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return 0;
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}
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