src/charon/encoding/payloads/payload.c

   1 /*
   2  * Copyright (C) 2007 Tobias Brunner
   3  * Copyright (C) 2005-2006 Martin Willi
   4  * Copyright (C) 2005 Jan Hutter
   5  * 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  * $Id$
  18  */
  19
  20
  21 #include "payload.h"
  22
  23 #include <encoding/payloads/ike_header.h>
  24 #include <encoding/payloads/sa_payload.h>
  25 #include <encoding/payloads/nonce_payload.h>
  26 #include <encoding/payloads/id_payload.h>
  27 #include <encoding/payloads/ke_payload.h>
  28 #include <encoding/payloads/notify_payload.h>
  29 #include <encoding/payloads/auth_payload.h>
  30 #include <encoding/payloads/cert_payload.h>
  31 #include <encoding/payloads/certreq_payload.h>
  32 #include <encoding/payloads/encryption_payload.h>
  33 #include <encoding/payloads/ts_payload.h>
  34 #include <encoding/payloads/delete_payload.h>
  35 #include <encoding/payloads/vendor_id_payload.h>
  36 #include <encoding/payloads/cp_payload.h>
  37 #include <encoding/payloads/configuration_attribute.h>
  38 #include <encoding/payloads/eap_payload.h>
  39 #include <encoding/payloads/unknown_payload.h>
  40
  41
  42 ENUM_BEGIN(payload_type_names, NO_PAYLOAD, NO_PAYLOAD,
  43         "NO_PAYLOAD");
  44 ENUM_NEXT(payload_type_names, SECURITY_ASSOCIATION, EXTENSIBLE_AUTHENTICATION, NO_PAYLOAD,
  45         "SECURITY_ASSOCIATION",
  46         "KEY_EXCHANGE",
  47         "ID_INITIATOR",
  48         "ID_RESPONDER",
  49         "CERTIFICATE",
  50         "CERTIFICATE_REQUEST",
  51         "AUTHENTICATION",
  52         "NONCE",
  53         "NOTIFY",
  54         "DELETE",
  55         "VENDOR_ID",
  56         "TRAFFIC_SELECTOR_INITIATOR",
  57         "TRAFFIC_SELECTOR_RESPONDER",
  58         "ENCRYPTED",
  59         "CONFIGURATION",
  60         "EXTENSIBLE_AUTHENTICATION");
  61 #ifdef ME
  62 ENUM_NEXT(payload_type_names, ID_PEER, ID_PEER, EXTENSIBLE_AUTHENTICATION,
  63         "ID_PEER");
  64 ENUM_NEXT(payload_type_names, HEADER, UNKNOWN_PAYLOAD, ID_PEER,
  65 #else
  66 ENUM_NEXT(payload_type_names, HEADER, UNKNOWN_PAYLOAD, EXTENSIBLE_AUTHENTICATION,
  67 #endif /* ME */
  68         "HEADER",
  69         "PROPOSAL_SUBSTRUCTURE",
  70         "TRANSFORM_SUBSTRUCTURE",
  71         "TRANSFORM_ATTRIBUTE",
  72         "TRAFFIC_SELECTOR_SUBSTRUCTURE",
  73         "CONFIGURATION_ATTRIBUTE",
  74         "UNKNOWN_PAYLOAD");
  75 ENUM_END(payload_type_names, UNKNOWN_PAYLOAD);
  76
  77 /* short forms of payload names */
  78 ENUM_BEGIN(payload_type_short_names, NO_PAYLOAD, NO_PAYLOAD,
  79         "--");
  80 ENUM_NEXT(payload_type_short_names, SECURITY_ASSOCIATION, EXTENSIBLE_AUTHENTICATION, NO_PAYLOAD,
  81         "SA",
  82         "KE",
  83         "IDi",
  84         "IDr",
  85         "CERT",
  86         "CERTREQ",
  87         "AUTH",
  88         "No",
  89         "N",
  90         "D",
  91         "V",
  92         "TSi",
  93         "TSr",
  94         "E",
  95         "CP",
  96         "EAP");
  97 #ifdef ME
  98 ENUM_NEXT(payload_type_short_names, ID_PEER, ID_PEER, EXTENSIBLE_AUTHENTICATION,
  99         "IDp");
 100 ENUM_NEXT(payload_type_short_names, HEADER, UNKNOWN_PAYLOAD, ID_PEER,
 101 #else
 102 ENUM_NEXT(payload_type_short_names, HEADER, UNKNOWN_PAYLOAD, EXTENSIBLE_AUTHENTICATION,
 103 #endif /* ME */
 104         "HDR",
 105         "PROP",
 106         "TRANS",
 107         "TRANSATTR",
 108         "TSSUB",
 109         "CPATTR",
 110         "??");
 111 ENUM_END(payload_type_short_names, UNKNOWN_PAYLOAD);
 112
 113 /*
 114  * see header
 115  */
 116 payload_t *payload_create(payload_type_t type)
 117 {
 118         switch (type)
 119         {
 120                 case HEADER:
 121                         return (payload_t*)ike_header_create();
 122                 case SECURITY_ASSOCIATION:
 123                         return (payload_t*)sa_payload_create();
 124                 case PROPOSAL_SUBSTRUCTURE:
 125                         return (payload_t*)proposal_substructure_create();
 126                 case TRANSFORM_SUBSTRUCTURE:
 127                         return (payload_t*)transform_substructure_create();
 128                 case TRANSFORM_ATTRIBUTE:
 129                         return (payload_t*)transform_attribute_create();
 130                 case NONCE:
 131                         return (payload_t*)nonce_payload_create();
 132                 case ID_INITIATOR:
 133                         return (payload_t*)id_payload_create(ID_INITIATOR);
 134                 case ID_RESPONDER:
 135                         return (payload_t*)id_payload_create(ID_RESPONDER);
 136 #ifdef ME
 137                 case ID_PEER:
 138                         return (payload_t*)id_payload_create(ID_PEER);
 139 #endif /* ME */
 140                 case AUTHENTICATION:
 141                         return (payload_t*)auth_payload_create();
 142                 case CERTIFICATE:
 143                         return (payload_t*)cert_payload_create();
 144                 case CERTIFICATE_REQUEST:
 145                         return (payload_t*)certreq_payload_create();
 146                 case TRAFFIC_SELECTOR_SUBSTRUCTURE:
 147                         return (payload_t*)traffic_selector_substructure_create();
 148                 case TRAFFIC_SELECTOR_INITIATOR:
 149                         return (payload_t*)ts_payload_create(TRUE);
 150                 case TRAFFIC_SELECTOR_RESPONDER:
 151                         return (payload_t*)ts_payload_create(FALSE);
 152                 case KEY_EXCHANGE:
 153                         return (payload_t*)ke_payload_create();
 154                 case NOTIFY:
 155                         return (payload_t*)notify_payload_create();
 156                 case DELETE:
 157                         return (payload_t*)delete_payload_create(0);
 158                 case VENDOR_ID:
 159                         return (payload_t*)vendor_id_payload_create();
 160                 case CONFIGURATION:
 161                         return (payload_t*)cp_payload_create();
 162                 case CONFIGURATION_ATTRIBUTE:
 163                         return (payload_t*)configuration_attribute_create();
 164                 case EXTENSIBLE_AUTHENTICATION:
 165                         return (payload_t*)eap_payload_create();
 166                 case ENCRYPTED:
 167                         return (payload_t*)encryption_payload_create();
 168                 default:
 169                         return (payload_t*)unknown_payload_create();
 170         }
 171 }
 172