diff options
author | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
---|---|---|
committer | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
commit | eb8dd9dca1228af0cd132f515509051ecfabf6f6 (patch) | |
tree | edb6da6af7e865d488dc1a29309f1e1ec226e603 /src/lib/libcrypto/hmac/hm_ameth.c | |
parent | 247f0352e0ed72a4f476db9dc91f4d982bc83eb2 (diff) | |
download | openbsd-tb_20250414.tar.gz openbsd-tb_20250414.tar.bz2 openbsd-tb_20250414.zip |
This commit was manufactured by cvs2git to create tag 'tb_20250414'.tb_20250414
Diffstat (limited to 'src/lib/libcrypto/hmac/hm_ameth.c')
-rw-r--r-- | src/lib/libcrypto/hmac/hm_ameth.c | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/src/lib/libcrypto/hmac/hm_ameth.c b/src/lib/libcrypto/hmac/hm_ameth.c deleted file mode 100644 index 8bb1dc786f..0000000000 --- a/src/lib/libcrypto/hmac/hm_ameth.c +++ /dev/null | |||
@@ -1,171 +0,0 @@ | |||
1 | /* $OpenBSD: hm_ameth.c,v 1.20 2024/01/04 17:01:26 tb Exp $ */ | ||
2 | /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL | ||
3 | * project 2007. | ||
4 | */ | ||
5 | /* ==================================================================== | ||
6 | * Copyright (c) 2007 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 | * licensing@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 <limits.h> | ||
60 | #include <stdio.h> | ||
61 | #include <string.h> | ||
62 | |||
63 | #include <openssl/evp.h> | ||
64 | #include <openssl/hmac.h> | ||
65 | |||
66 | #include "asn1_local.h" | ||
67 | #include "bytestring.h" | ||
68 | #include "evp_local.h" | ||
69 | #include "hmac_local.h" | ||
70 | |||
71 | static int | ||
72 | hmac_pkey_public_cmp(const EVP_PKEY *a, const EVP_PKEY *b) | ||
73 | { | ||
74 | /* The ameth pub_cmp must return 1 on match, 0 on mismatch. */ | ||
75 | return ASN1_OCTET_STRING_cmp(a->pkey.ptr, b->pkey.ptr) == 0; | ||
76 | } | ||
77 | |||
78 | static int | ||
79 | hmac_size(const EVP_PKEY *pkey) | ||
80 | { | ||
81 | return EVP_MAX_MD_SIZE; | ||
82 | } | ||
83 | |||
84 | static void | ||
85 | hmac_key_free(EVP_PKEY *pkey) | ||
86 | { | ||
87 | ASN1_OCTET_STRING *os; | ||
88 | |||
89 | if ((os = pkey->pkey.ptr) == NULL) | ||
90 | return; | ||
91 | |||
92 | if (os->data != NULL) | ||
93 | explicit_bzero(os->data, os->length); | ||
94 | |||
95 | ASN1_OCTET_STRING_free(os); | ||
96 | } | ||
97 | |||
98 | static int | ||
99 | hmac_pkey_ctrl(EVP_PKEY *pkey, int op, long arg1, void *arg2) | ||
100 | { | ||
101 | switch (op) { | ||
102 | case ASN1_PKEY_CTRL_DEFAULT_MD_NID: | ||
103 | *(int *)arg2 = NID_sha1; | ||
104 | return 1; | ||
105 | default: | ||
106 | return -2; | ||
107 | } | ||
108 | } | ||
109 | |||
110 | static int | ||
111 | hmac_set_priv_key(EVP_PKEY *pkey, const unsigned char *priv, size_t len) | ||
112 | { | ||
113 | ASN1_OCTET_STRING *os = NULL; | ||
114 | |||
115 | if (pkey->pkey.ptr != NULL) | ||
116 | goto err; | ||
117 | |||
118 | if (len > INT_MAX) | ||
119 | goto err; | ||
120 | |||
121 | if ((os = ASN1_OCTET_STRING_new()) == NULL) | ||
122 | goto err; | ||
123 | |||
124 | if (!ASN1_OCTET_STRING_set(os, priv, len)) | ||
125 | goto err; | ||
126 | |||
127 | pkey->pkey.ptr = os; | ||
128 | |||
129 | return 1; | ||
130 | |||
131 | err: | ||
132 | ASN1_OCTET_STRING_free(os); | ||
133 | |||
134 | return 0; | ||
135 | } | ||
136 | |||
137 | static int | ||
138 | hmac_get_priv_key(const EVP_PKEY *pkey, unsigned char *priv, size_t *len) | ||
139 | { | ||
140 | ASN1_OCTET_STRING *os; | ||
141 | CBS cbs; | ||
142 | |||
143 | if ((os = pkey->pkey.ptr) == NULL) | ||
144 | return 0; | ||
145 | |||
146 | if (priv == NULL) { | ||
147 | *len = os->length; | ||
148 | return 1; | ||
149 | } | ||
150 | |||
151 | CBS_init(&cbs, os->data, os->length); | ||
152 | return CBS_write_bytes(&cbs, priv, *len, len); | ||
153 | } | ||
154 | |||
155 | const EVP_PKEY_ASN1_METHOD hmac_asn1_meth = { | ||
156 | .base_method = &hmac_asn1_meth, | ||
157 | .pkey_id = EVP_PKEY_HMAC, | ||
158 | |||
159 | .pem_str = "HMAC", | ||
160 | .info = "OpenSSL HMAC method", | ||
161 | |||
162 | .pub_cmp = hmac_pkey_public_cmp, | ||
163 | |||
164 | .pkey_size = hmac_size, | ||
165 | |||
166 | .pkey_free = hmac_key_free, | ||
167 | .pkey_ctrl = hmac_pkey_ctrl, | ||
168 | |||
169 | .set_priv_key = hmac_set_priv_key, | ||
170 | .get_priv_key = hmac_get_priv_key, | ||
171 | }; | ||