85 lines
2.4 KiB
C
85 lines
2.4 KiB
C
/*
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* Copyright (c) 2016 Thomas Pornin <pornin@bolet.org>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "inner.h"
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/*
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* This file contains the encoded OID for the standard hash functions.
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* Such OID appear in, for instance, the PKCS#1 v1.5 padding for RSA
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* signatures.
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*/
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static const unsigned char md5_OID[] = {
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0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x02, 0x05
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};
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static const unsigned char sha1_OID[] = {
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0x2B, 0x0E, 0x03, 0x02, 0x1A
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};
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static const unsigned char sha224_OID[] = {
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0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x04
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};
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static const unsigned char sha256_OID[] = {
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0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01
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};
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static const unsigned char sha384_OID[] = {
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0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x02
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};
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static const unsigned char sha512_OID[] = {
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0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x03
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};
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/* see inner.h */
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const unsigned char *
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br_digest_OID(int digest_id, size_t *len)
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{
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switch (digest_id) {
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case br_md5_ID:
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*len = sizeof md5_OID;
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return md5_OID;
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case br_sha1_ID:
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*len = sizeof sha1_OID;
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return sha1_OID;
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case br_sha224_ID:
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*len = sizeof sha224_OID;
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return sha224_OID;
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case br_sha256_ID:
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*len = sizeof sha256_OID;
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return sha256_OID;
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case br_sha384_ID:
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*len = sizeof sha384_OID;
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return sha384_OID;
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case br_sha512_ID:
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*len = sizeof sha512_OID;
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return sha512_OID;
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default:
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*len = 0;
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return NULL;
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}
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}
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