diff options
Diffstat (limited to 'thirdparty/openssl/crypto/ecdsa/ecs_vrf.c')
-rw-r--r-- | thirdparty/openssl/crypto/ecdsa/ecs_vrf.c | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/thirdparty/openssl/crypto/ecdsa/ecs_vrf.c b/thirdparty/openssl/crypto/ecdsa/ecs_vrf.c deleted file mode 100644 index e909aeb400..0000000000 --- a/thirdparty/openssl/crypto/ecdsa/ecs_vrf.c +++ /dev/null @@ -1,112 +0,0 @@ -/* crypto/ecdsa/ecdsa_vrf.c */ -/* - * Written by Nils Larsch for the OpenSSL project - */ -/* ==================================================================== - * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * openssl-core@OpenSSL.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). - * - */ - -#include "ecs_locl.h" -#include <string.h> -#ifndef OPENSSL_NO_ENGINE -# include <openssl/engine.h> -#endif - -/*- - * returns - * 1: correct signature - * 0: incorrect signature - * -1: error - */ -int ECDSA_do_verify(const unsigned char *dgst, int dgst_len, - const ECDSA_SIG *sig, EC_KEY *eckey) -{ - ECDSA_DATA *ecdsa = ecdsa_check(eckey); - if (ecdsa == NULL) - return 0; - return ecdsa->meth->ecdsa_do_verify(dgst, dgst_len, sig, eckey); -} - -/*- - * returns - * 1: correct signature - * 0: incorrect signature - * -1: error - */ -int ECDSA_verify(int type, const unsigned char *dgst, int dgst_len, - const unsigned char *sigbuf, int sig_len, EC_KEY *eckey) -{ - ECDSA_SIG *s; - const unsigned char *p = sigbuf; - unsigned char *der = NULL; - int derlen = -1; - int ret = -1; - - s = ECDSA_SIG_new(); - if (s == NULL) - return (ret); - if (d2i_ECDSA_SIG(&s, &p, sig_len) == NULL) - goto err; - /* Ensure signature uses DER and doesn't have trailing garbage */ - derlen = i2d_ECDSA_SIG(s, &der); - if (derlen != sig_len || memcmp(sigbuf, der, derlen)) - goto err; - ret = ECDSA_do_verify(dgst, dgst_len, s, eckey); - err: - if (derlen > 0) { - OPENSSL_cleanse(der, derlen); - OPENSSL_free(der); - } - ECDSA_SIG_free(s); - return (ret); -} |