child-rekey: Uninstall old outbound SA earlier on initiator/winner
[strongswan.git] / src / libstrongswan / crypto / prfs / prf.c
1 /*
2 * Copyright (C) 2018 Tobias Brunner
3 * Copyright (C) 2005-2006 Martin Willi
4 * Copyright (C) 2005 Jan Hutter
5 * HSR Hochschule fuer Technik Rapperswil
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 * for more details.
16 */
17
18 #include "prf.h"
19
20 #include <asn1/oid.h>
21
22 ENUM_BEGIN(pseudo_random_function_names, PRF_UNDEFINED, PRF_CAMELLIA128_XCBC,
23 "PRF_UNDEFINED",
24 "PRF_FIPS_SHA1_160",
25 "PRF_FIPS_DES",
26 "PRF_KEYED_SHA1",
27 "PRF_CAMELLIA128_XCBC");
28 ENUM_NEXT(pseudo_random_function_names, PRF_HMAC_MD5, PRF_AES128_CMAC, PRF_CAMELLIA128_XCBC,
29 "PRF_HMAC_MD5",
30 "PRF_HMAC_SHA1",
31 "PRF_HMAC_TIGER",
32 "PRF_AES128_XCBC",
33 "PRF_HMAC_SHA2_256",
34 "PRF_HMAC_SHA2_384",
35 "PRF_HMAC_SHA2_512",
36 "PRF_AES128_CMAC");
37 ENUM_END(pseudo_random_function_names, PRF_AES128_CMAC);
38
39 /*
40 * Described in header.
41 */
42 pseudo_random_function_t pseudo_random_function_from_oid(int oid)
43 {
44 switch (oid)
45 {
46 case OID_HMAC_SHA1:
47 return PRF_HMAC_SHA1;
48 case OID_HMAC_SHA256:
49 return PRF_HMAC_SHA2_256;
50 case OID_HMAC_SHA384:
51 return PRF_HMAC_SHA2_384;
52 case OID_HMAC_SHA512:
53 return PRF_HMAC_SHA2_512;
54 case OID_HMAC_SHA224:
55 case OID_HMAC_SHA512_224:
56 case OID_HMAC_SHA512_256:
57 default:
58 return PRF_UNDEFINED;
59 }
60 }