xref: /freebsd-src/contrib/bearssl/src/hash/dig_oid.c (revision 2aaf9152a852aba9eb2036b95f4948ee77988826)
1*0957b409SSimon J. Gerraty /*
2*0957b409SSimon J. Gerraty  * Copyright (c) 2016 Thomas Pornin <pornin@bolet.org>
3*0957b409SSimon J. Gerraty  *
4*0957b409SSimon J. Gerraty  * Permission is hereby granted, free of charge, to any person obtaining
5*0957b409SSimon J. Gerraty  * a copy of this software and associated documentation files (the
6*0957b409SSimon J. Gerraty  * "Software"), to deal in the Software without restriction, including
7*0957b409SSimon J. Gerraty  * without limitation the rights to use, copy, modify, merge, publish,
8*0957b409SSimon J. Gerraty  * distribute, sublicense, and/or sell copies of the Software, and to
9*0957b409SSimon J. Gerraty  * permit persons to whom the Software is furnished to do so, subject to
10*0957b409SSimon J. Gerraty  * the following conditions:
11*0957b409SSimon J. Gerraty  *
12*0957b409SSimon J. Gerraty  * The above copyright notice and this permission notice shall be
13*0957b409SSimon J. Gerraty  * included in all copies or substantial portions of the Software.
14*0957b409SSimon J. Gerraty  *
15*0957b409SSimon J. Gerraty  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16*0957b409SSimon J. Gerraty  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17*0957b409SSimon J. Gerraty  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18*0957b409SSimon J. Gerraty  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19*0957b409SSimon J. Gerraty  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20*0957b409SSimon J. Gerraty  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21*0957b409SSimon J. Gerraty  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22*0957b409SSimon J. Gerraty  * SOFTWARE.
23*0957b409SSimon J. Gerraty  */
24*0957b409SSimon J. Gerraty 
25*0957b409SSimon J. Gerraty #include "inner.h"
26*0957b409SSimon J. Gerraty 
27*0957b409SSimon J. Gerraty /*
28*0957b409SSimon J. Gerraty  * This file contains the encoded OID for the standard hash functions.
29*0957b409SSimon J. Gerraty  * Such OID appear in, for instance, the PKCS#1 v1.5 padding for RSA
30*0957b409SSimon J. Gerraty  * signatures.
31*0957b409SSimon J. Gerraty  */
32*0957b409SSimon J. Gerraty 
33*0957b409SSimon J. Gerraty static const unsigned char md5_OID[] = {
34*0957b409SSimon J. Gerraty 	0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x02, 0x05
35*0957b409SSimon J. Gerraty };
36*0957b409SSimon J. Gerraty 
37*0957b409SSimon J. Gerraty static const unsigned char sha1_OID[] = {
38*0957b409SSimon J. Gerraty 	0x2B, 0x0E, 0x03, 0x02, 0x1A
39*0957b409SSimon J. Gerraty };
40*0957b409SSimon J. Gerraty 
41*0957b409SSimon J. Gerraty static const unsigned char sha224_OID[] = {
42*0957b409SSimon J. Gerraty 	0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x04
43*0957b409SSimon J. Gerraty };
44*0957b409SSimon J. Gerraty 
45*0957b409SSimon J. Gerraty static const unsigned char sha256_OID[] = {
46*0957b409SSimon J. Gerraty 	0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01
47*0957b409SSimon J. Gerraty };
48*0957b409SSimon J. Gerraty 
49*0957b409SSimon J. Gerraty static const unsigned char sha384_OID[] = {
50*0957b409SSimon J. Gerraty 	0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x02
51*0957b409SSimon J. Gerraty };
52*0957b409SSimon J. Gerraty 
53*0957b409SSimon J. Gerraty static const unsigned char sha512_OID[] = {
54*0957b409SSimon J. Gerraty 	0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x03
55*0957b409SSimon J. Gerraty };
56*0957b409SSimon J. Gerraty 
57*0957b409SSimon J. Gerraty /* see inner.h */
58*0957b409SSimon J. Gerraty const unsigned char *
br_digest_OID(int digest_id,size_t * len)59*0957b409SSimon J. Gerraty br_digest_OID(int digest_id, size_t *len)
60*0957b409SSimon J. Gerraty {
61*0957b409SSimon J. Gerraty 	switch (digest_id) {
62*0957b409SSimon J. Gerraty 	case br_md5_ID:
63*0957b409SSimon J. Gerraty 		*len = sizeof md5_OID;
64*0957b409SSimon J. Gerraty 		return md5_OID;
65*0957b409SSimon J. Gerraty 	case br_sha1_ID:
66*0957b409SSimon J. Gerraty 		*len = sizeof sha1_OID;
67*0957b409SSimon J. Gerraty 		return sha1_OID;
68*0957b409SSimon J. Gerraty 	case br_sha224_ID:
69*0957b409SSimon J. Gerraty 		*len = sizeof sha224_OID;
70*0957b409SSimon J. Gerraty 		return sha224_OID;
71*0957b409SSimon J. Gerraty 	case br_sha256_ID:
72*0957b409SSimon J. Gerraty 		*len = sizeof sha256_OID;
73*0957b409SSimon J. Gerraty 		return sha256_OID;
74*0957b409SSimon J. Gerraty 	case br_sha384_ID:
75*0957b409SSimon J. Gerraty 		*len = sizeof sha384_OID;
76*0957b409SSimon J. Gerraty 		return sha384_OID;
77*0957b409SSimon J. Gerraty 	case br_sha512_ID:
78*0957b409SSimon J. Gerraty 		*len = sizeof sha512_OID;
79*0957b409SSimon J. Gerraty 		return sha512_OID;
80*0957b409SSimon J. Gerraty 	default:
81*0957b409SSimon J. Gerraty 		*len = 0;
82*0957b409SSimon J. Gerraty 		return NULL;
83*0957b409SSimon J. Gerraty 	}
84*0957b409SSimon J. Gerraty }
85