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dsa_sign.c

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1/* $OpenBSD: dsa_sign.c,v 1.20 2018/06/14 17:01:49 jsing Exp $ */-
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)-
3 * All rights reserved.-
4 *-
5 * This package is an SSL implementation written-
6 * by Eric Young (eay@cryptsoft.com).-
7 * The implementation was written so as to conform with Netscapes SSL.-
8 * -
9 * This library is free for commercial and non-commercial use as long as-
10 * the following conditions are aheared to. The following conditions-
11 * apply to all code found in this distribution, be it the RC4, RSA,-
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation-
13 * included with this distribution is covered by the same copyright terms-
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).-
15 * -
16 * Copyright remains Eric Young's, and as such any Copyright notices in-
17 * the code are not to be removed.-
18 * If this package is used in a product, Eric Young should be given attribution-
19 * as the author of the parts of the library used.-
20 * This can be in the form of a textual message at program startup or-
21 * in documentation (online or textual) provided with the package.-
22 * -
23 * Redistribution and use in source and binary forms, with or without-
24 * modification, are permitted provided that the following conditions-
25 * are met:-
26 * 1. Redistributions of source code must retain the copyright-
27 * notice, this list of conditions and the following disclaimer.-
28 * 2. Redistributions in binary form must reproduce the above copyright-
29 * notice, this list of conditions and the following disclaimer in the-
30 * documentation and/or other materials provided with the distribution.-
31 * 3. All advertising materials mentioning features or use of this software-
32 * must display the following acknowledgement:-
33 * "This product includes cryptographic software written by-
34 * Eric Young (eay@cryptsoft.com)"-
35 * The word 'cryptographic' can be left out if the rouines from the library-
36 * being used are not cryptographic related :-).-
37 * 4. If you include any Windows specific code (or a derivative thereof) from -
38 * the apps directory (application code) you must include an acknowledgement:-
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"-
40 * -
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND-
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE-
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE-
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE-
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL-
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS-
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)-
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT-
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY-
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF-
51 * SUCH DAMAGE.-
52 * -
53 * The licence and distribution terms for any publically available version or-
54 * derivative of this code cannot be changed. i.e. this code cannot simply be-
55 * copied and put under another distribution licence-
56 * [including the GNU Public Licence.]-
57 */-
58-
59/* Original version from Steven Schoch <schoch@sheba.arc.nasa.gov> */-
60-
61#include <openssl/bn.h>-
62#include <openssl/dsa.h>-
63-
64DSA_SIG *-
65DSA_do_sign(const unsigned char *dgst, int dlen, DSA *dsa)-
66{-
67 return dsa->meth->dsa_do_sign(dgst, dlen, dsa);
executed 2 times by 2 tests: return dsa->meth->dsa_do_sign(dgst, dlen, dsa);
Executed by:
  • dsatest
  • libcrypto.so.44.0.1
2
68}-
69-
70int-
71DSA_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp)-
72{-
73 return dsa->meth->dsa_sign_setup(dsa, ctx_in, kinvp, rp);
executed 2 times by 2 tests: return dsa->meth->dsa_sign_setup(dsa, ctx_in, kinvp, rp);
Executed by:
  • dsatest
  • libcrypto.so.44.0.1
2
74}-
75-
76DSA_SIG *-
77DSA_SIG_new(void)-
78{-
79 return calloc(1, sizeof(DSA_SIG));
executed 4 times by 2 tests: return calloc(1, sizeof(DSA_SIG));
Executed by:
  • dsatest
  • libcrypto.so.44.0.1
4
80}-
81-
82void-
83DSA_SIG_free(DSA_SIG *sig)-
84{-
85 if (sig != NULL) {
sig != ((void *)0)Description
TRUEevaluated 4 times by 2 tests
Evaluated by:
  • dsatest
  • libcrypto.so.44.0.1
FALSEevaluated 1 time by 1 test
Evaluated by:
  • freenull
1-4
86 BN_free(sig->r);-
87 BN_free(sig->s);-
88 free(sig);-
89 }
executed 4 times by 2 tests: end of block
Executed by:
  • dsatest
  • libcrypto.so.44.0.1
4
90}
executed 5 times by 3 tests: end of block
Executed by:
  • dsatest
  • freenull
  • libcrypto.so.44.0.1
5
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