openssl/crypto/ecdsa/ecs_vrf.c - Issue 2072073002: Delete bundled copy of OpenSSL and replace with README.

Side by Side Diff: openssl/crypto/ecdsa/ecs_vrf.c

Issue 2072073002: Delete bundled copy of OpenSSL and replace with README. (Closed) Base URL: https://chromium.googlesource.com/chromium/deps/openssl@master

Patch Set: Delete bundled copy of OpenSSL and replace with README. Created 4 years, 6 months ago

Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.

Jump to:

View unified diff | Download patch

OLD	NEW
	(Empty)
1 /* crypto/ecdsa/ecdsa_vrf.c */

2 /*

3 * Written by Nils Larsch for the OpenSSL project

4 */

5 /* ====================================================================

6 * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.

7 *

8 * Redistribution and use in source and binary forms, with or without

9 * modification, are permitted provided that the following conditions

10 * are met:

11 *

12 * 1. Redistributions of source code must retain the above copyright

13 * notice, this list of conditions and the following disclaimer.

14 *

15 * 2. Redistributions in binary form must reproduce the above copyright

16 * notice, this list of conditions and the following disclaimer in

17 * the documentation and/or other materials provided with the

18 * distribution.

19 *

20 * 3. All advertising materials mentioning features or use of this

21 * software must display the following acknowledgment:

22 * "This product includes software developed by the OpenSSL Project

23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"

24 *

25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to

26 * endorse or promote products derived from this software without

27 * prior written permission. For written permission, please contact

28 * openssl-core@OpenSSL.org.

29 *

30 * 5. Products derived from this software may not be called "OpenSSL"

31 * nor may "OpenSSL" appear in their names without prior written

32 * permission of the OpenSSL Project.

33 *

34 * 6. Redistributions of any form whatsoever must retain the following

35 * acknowledgment:

36 * "This product includes software developed by the OpenSSL Project

37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"

38 *

39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY

40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR

43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

50 * OF THE POSSIBILITY OF SUCH DAMAGE.

51 * ====================================================================

52 *

53 * This product includes cryptographic software written by Eric Young

54 * (eay@cryptsoft.com). This product includes software written by Tim

55 * Hudson (tjh@cryptsoft.com).

56 *

57 */

58

59 #include "ecs_locl.h"

60 #ifndef OPENSSL_NO_ENGINE

61 #include <openssl/engine.h>

62 #endif

63

64 /* returns

65 * 1: correct signature

66 * 0: incorrect signature

67 * -1: error

68 */

69 int ECDSA_do_verify(const unsigned char *dgst, int dgst_len,

70 const ECDSA_SIG sig, EC_KEY eckey)

71 {

72 ECDSA_DATA *ecdsa = ecdsa_check(eckey);

73 if (ecdsa == NULL)

74 return 0;

75 return ecdsa->meth->ecdsa_do_verify(dgst, dgst_len, sig, eckey);

76 }

77

78 /* returns

79 * 1: correct signature

80 * 0: incorrect signature

81 * -1: error

82 */

83 int ECDSA_verify(int type, const unsigned char *dgst, int dgst_len,

84 const unsigned char sigbuf, int sig_len, EC_KEY eckey)

85 {

86 ECDSA_SIG *s;

87 int ret=-1;

88

89 s = ECDSA_SIG_new();

90 if (s == NULL) return(ret);

91 if (d2i_ECDSA_SIG(&s, &sigbuf, sig_len) == NULL) goto err;

92 ret=ECDSA_do_verify(dgst, dgst_len, s, eckey);

93 err:

94 ECDSA_SIG_free(s);

95 return(ret);

96 }

OLD	NEW

« no previous file with comments | « openssl/crypto/ecdsa/ecs_sign.c ('k') | openssl/crypto/engine/README » ('j') | no next file with comments »