src/libstrongswan/credentials/keys/public_key.c

   1 /*
   2  * Copyright (C) 2007 Martin Willi
   3  * Hochschule fuer Technik Rapperswil
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License as published by the
   7  * Free Software Foundation; either version 2 of the License, or (at your
   8  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  12  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * for more details.
  14  */
  15
  16 #include <asn1/oid.h>
  17
  18 #include "public_key.h"
  19
  20 ENUM(key_type_names, KEY_RSA, KEY_DSA,
  21         "RSA",
  22         "ECDSA",
  23         "DSA"
  24 );
  25
  26 ENUM(signature_scheme_names, SIGN_UNKNOWN, SIGN_ECDSA_521,
  27         "UNKNOWN",
  28         "RSA_EMSA_PKCS1_NULL",
  29         "RSA_EMSA_PKCS1_MD5",
  30         "RSA_EMSA_PKCS1_SHA1",
  31         "RSA_EMSA_PKCS1_SHA256",
  32         "RSA_EMSA_PKCS1_SHA384",
  33         "RSA_EMSA_PKCS1_SHA512",
  34         "ECDSA_WITH_NULL",
  35         "ECDSA_WITH_SHA1",
  36         "ECDSA-256",
  37         "ECDSA-384",
  38         "ECDSA-521",
  39 );
  40
  41 /*
  42  * Defined in header.
  43  */
  44 signature_scheme_t signature_scheme_from_oid(int oid)
  45 {
  46         switch (oid)
  47         {
  48                 case OID_MD5_WITH_RSA:
  49                 case OID_MD5:
  50                         return SIGN_RSA_EMSA_PKCS1_MD5;
  51                 case OID_SHA1_WITH_RSA:
  52                 case OID_SHA1:
  53                         return SIGN_RSA_EMSA_PKCS1_SHA1;
  54                 case OID_SHA256_WITH_RSA:
  55                 case OID_SHA256:
  56                         return SIGN_RSA_EMSA_PKCS1_SHA256;
  57                 case OID_SHA384_WITH_RSA:
  58                 case OID_SHA384:
  59                         return SIGN_RSA_EMSA_PKCS1_SHA384;
  60                 case OID_SHA512_WITH_RSA:
  61                 case OID_SHA512:
  62                         return SIGN_RSA_EMSA_PKCS1_SHA512;
  63                 case OID_ECDSA_WITH_SHA1:
  64                 case OID_EC_PUBLICKEY:
  65                         return SIGN_ECDSA_WITH_SHA1;
  66                 case OID_ECDSA_WITH_SHA256:
  67                         return SIGN_ECDSA_256;
  68                 case OID_ECDSA_WITH_SHA384:
  69                         return SIGN_ECDSA_384;
  70                 case OID_ECDSA_WITH_SHA512:
  71                         return SIGN_ECDSA_521;
  72                 default:
  73                         return SIGN_UNKNOWN;
  74         }
  75 }
  76