| Absolute File Name: | /home/opencoverage/opencoverage/guest-scripts/libressl/src/crypto/ecdsa/ecs_sign.c |
| Source code | Switch to Preprocessed file |
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| 1 | /* $OpenBSD: ecs_sign.c,v 1.6 2015/02/08 13:35:07 jsing Exp $ */ | - | ||||||
| 2 | /* ==================================================================== | - | ||||||
| 3 | * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved. | - | ||||||
| 4 | * | - | ||||||
| 5 | * Redistribution and use in source and binary forms, with or without | - | ||||||
| 6 | * modification, are permitted provided that the following conditions | - | ||||||
| 7 | * are met: | - | ||||||
| 8 | * | - | ||||||
| 9 | * 1. Redistributions of source code must retain the above copyright | - | ||||||
| 10 | * notice, this list of conditions and the following disclaimer. | - | ||||||
| 11 | * | - | ||||||
| 12 | * 2. Redistributions in binary form must reproduce the above copyright | - | ||||||
| 13 | * notice, this list of conditions and the following disclaimer in | - | ||||||
| 14 | * the documentation and/or other materials provided with the | - | ||||||
| 15 | * distribution. | - | ||||||
| 16 | * | - | ||||||
| 17 | * 3. All advertising materials mentioning features or use of this | - | ||||||
| 18 | * software must display the following acknowledgment: | - | ||||||
| 19 | * "This product includes software developed by the OpenSSL Project | - | ||||||
| 20 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | - | ||||||
| 21 | * | - | ||||||
| 22 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | - | ||||||
| 23 | * endorse or promote products derived from this software without | - | ||||||
| 24 | * prior written permission. For written permission, please contact | - | ||||||
| 25 | * openssl-core@OpenSSL.org. | - | ||||||
| 26 | * | - | ||||||
| 27 | * 5. Products derived from this software may not be called "OpenSSL" | - | ||||||
| 28 | * nor may "OpenSSL" appear in their names without prior written | - | ||||||
| 29 | * permission of the OpenSSL Project. | - | ||||||
| 30 | * | - | ||||||
| 31 | * 6. Redistributions of any form whatsoever must retain the following | - | ||||||
| 32 | * acknowledgment: | - | ||||||
| 33 | * "This product includes software developed by the OpenSSL Project | - | ||||||
| 34 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | - | ||||||
| 35 | * | - | ||||||
| 36 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | - | ||||||
| 37 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | - | ||||||
| 38 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | - | ||||||
| 39 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | - | ||||||
| 40 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | - | ||||||
| 41 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | - | ||||||
| 42 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | - | ||||||
| 43 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | - | ||||||
| 44 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | - | ||||||
| 45 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | - | ||||||
| 46 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | - | ||||||
| 47 | * OF THE POSSIBILITY OF SUCH DAMAGE. | - | ||||||
| 48 | * ==================================================================== | - | ||||||
| 49 | * | - | ||||||
| 50 | * This product includes cryptographic software written by Eric Young | - | ||||||
| 51 | * (eay@cryptsoft.com). This product includes software written by Tim | - | ||||||
| 52 | * Hudson (tjh@cryptsoft.com). | - | ||||||
| 53 | * | - | ||||||
| 54 | */ | - | ||||||
| 55 | - | |||||||
| 56 | #include <openssl/opensslconf.h> | - | ||||||
| 57 | - | |||||||
| 58 | #include "ecs_locl.h" | - | ||||||
| 59 | #ifndef OPENSSL_NO_ENGINE | - | ||||||
| 60 | #include <openssl/engine.h> | - | ||||||
| 61 | #endif | - | ||||||
| 62 | - | |||||||
| 63 | ECDSA_SIG * | - | ||||||
| 64 | ECDSA_do_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey) | - | ||||||
| 65 | { | - | ||||||
| 66 | return ECDSA_do_sign_ex(dgst, dlen, NULL, NULL, eckey); never executed: return ECDSA_do_sign_ex(dgst, dlen, ((void *)0) , ((void *)0) , eckey); | 0 | ||||||
| 67 | } | - | ||||||
| 68 | - | |||||||
| 69 | ECDSA_SIG * | - | ||||||
| 70 | ECDSA_do_sign_ex(const unsigned char *dgst, int dlen, const BIGNUM *kinv, | - | ||||||
| 71 | const BIGNUM *rp, EC_KEY *eckey) | - | ||||||
| 72 | { | - | ||||||
| 73 | ECDSA_DATA *ecdsa = ecdsa_check(eckey); | - | ||||||
| 74 | - | |||||||
| 75 | if (ecdsa == NULL)
| 0-76 | ||||||
| 76 | return NULL; never executed: return ((void *)0) ; | 0 | ||||||
| 77 | return ecdsa->meth->ecdsa_do_sign(dgst, dlen, kinv, rp, eckey); executed 76 times by 1 test: return ecdsa->meth->ecdsa_do_sign(dgst, dlen, kinv, rp, eckey);Executed by:
| 76 | ||||||
| 78 | } | - | ||||||
| 79 | - | |||||||
| 80 | int | - | ||||||
| 81 | ECDSA_sign(int type, const unsigned char *dgst, int dlen, unsigned char *sig, | - | ||||||
| 82 | unsigned int *siglen, EC_KEY *eckey) | - | ||||||
| 83 | { | - | ||||||
| 84 | return ECDSA_sign_ex(type, dgst, dlen, sig, siglen, NULL, NULL, eckey); executed 76 times by 1 test: return ECDSA_sign_ex(type, dgst, dlen, sig, siglen, ((void *)0) , ((void *)0) , eckey);Executed by:
| 76 | ||||||
| 85 | } | - | ||||||
| 86 | - | |||||||
| 87 | int | - | ||||||
| 88 | ECDSA_sign_ex(int type, const unsigned char *dgst, int dlen, unsigned char *sig, | - | ||||||
| 89 | unsigned int *siglen, const BIGNUM *kinv, const BIGNUM *r, EC_KEY *eckey) | - | ||||||
| 90 | { | - | ||||||
| 91 | ECDSA_SIG *s; | - | ||||||
| 92 | - | |||||||
| 93 | s = ECDSA_do_sign_ex(dgst, dlen, kinv, r, eckey); | - | ||||||
| 94 | if (s == NULL) {
| 0-76 | ||||||
| 95 | *siglen = 0; | - | ||||||
| 96 | return 0; never executed: return 0; | 0 | ||||||
| 97 | } | - | ||||||
| 98 | *siglen = i2d_ECDSA_SIG(s, &sig); | - | ||||||
| 99 | ECDSA_SIG_free(s); | - | ||||||
| 100 | return 1; executed 76 times by 1 test: return 1;Executed by:
| 76 | ||||||
| 101 | } | - | ||||||
| 102 | - | |||||||
| 103 | int | - | ||||||
| 104 | ECDSA_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp) | - | ||||||
| 105 | { | - | ||||||
| 106 | ECDSA_DATA *ecdsa = ecdsa_check(eckey); | - | ||||||
| 107 | - | |||||||
| 108 | if (ecdsa == NULL)
| 0-76 | ||||||
| 109 | return 0; never executed: return 0; | 0 | ||||||
| 110 | return ecdsa->meth->ecdsa_sign_setup(eckey, ctx_in, kinvp, rp); executed 76 times by 1 test: return ecdsa->meth->ecdsa_sign_setup(eckey, ctx_in, kinvp, rp);Executed by:
| 76 | ||||||
| 111 | } | - | ||||||
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