asn1/x509af/packet-x509af-template.c

   1 /* packet-x509af.c
   2  * Routines for X.509 Authentication Framework packet dissection
   3  *  Ronnie Sahlberg 2004
   4  *
   5  * $Id$
   6  *
   7  * Ethereal - Network traffic analyzer
   8  * By Gerald Combs <gerald@ethereal.com>
   9  * Copyright 1998 Gerald Combs
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License
  13  * as published by the Free Software Foundation; either version 2
  14  * of the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  24  */
  25
  26 #ifdef HAVE_CONFIG_H
  27 # include "config.h"
  28 #endif
  29
  30 #include <glib.h>
  31 #include <epan/packet.h>
  32 #include <epan/conversation.h>
  33
  34 #include <stdio.h>
  35 #include <string.h>
  36
  37 #include "packet-ber.h"
  38 #include "packet-x509af.h"
  39 #include "packet-x509ce.h"
  40 #include "packet-x509if.h"
  41 #include "packet-x509sat.h"
  42 #include "packet-ldap.h"
  43
  44 #define PNAME  "X.509 Authentication Framework"
  45 #define PSNAME "X509AF"
  46 #define PFNAME "x509af"
  47
  48 /* Initialize the protocol and registered fields */
  49 static int proto_x509af = -1;
  50 static int hf_x509af_algorithm_id = -1;
  51 static int hf_x509af_extension_id = -1;
  52 #include "packet-x509af-hf.c"
  53
  54 /* Initialize the subtree pointers */
  55 static gint ett_pkix_crl = -1;
  56 #include "packet-x509af-ett.c"
  57
  58 static const char *algorithm_id;
  59 static const char *extension_id;
  60
  61 #include "packet-x509af-fn.c"
  62
  63 const char *x509af_get_last_algorithm_id(void) {
  64   return algorithm_id;
  65 }
  66
  67
  68 static int
  69 dissect_pkix_crl(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree)
  70 {
  71         proto_item *item=NULL;
  72         proto_tree *tree=NULL;
  73
  74         if (check_col(pinfo->cinfo, COL_PROTOCOL))
  75                 col_set_str(pinfo->cinfo, COL_PROTOCOL, "PKIX-CRL");
  76
  77         if (check_col(pinfo->cinfo, COL_INFO)) {
  78                 col_clear(pinfo->cinfo, COL_INFO);
  79
  80                 col_add_fstr(pinfo->cinfo, COL_INFO, "Certificate Revocation List");
  81         }
  82
  83
  84         if(parent_tree){
  85                 item=proto_tree_add_text(parent_tree, tvb, 0, -1, "Certificate Revocation List");
  86                 tree = proto_item_add_subtree(item, ett_pkix_crl);
  87         }
  88
  89         return dissect_x509af_CertificateList(FALSE, tvb, 0, pinfo, tree, -1);
  90 }
  91
  92 /*--- proto_register_x509af ----------------------------------------------*/
  93 void proto_register_x509af(void) {
  94
  95   /* List of fields */
  96   static hf_register_info hf[] = {
  97     { &hf_x509af_algorithm_id,
  98       { "Algorithm Id", "x509af.algorithm.id",
  99         FT_OID, BASE_NONE, NULL, 0,
 100         "Algorithm Id", HFILL }},
 101     { &hf_x509af_extension_id,
 102       { "Extension Id", "x509af.extension.id",
 103         FT_OID, BASE_NONE, NULL, 0,
 104         "Extension Id", HFILL }},
 105 #include "packet-x509af-hfarr.c"
 106   };
 107
 108   /* List of subtrees */
 109   static gint *ett[] = {
 110     &ett_pkix_crl,
 111 #include "packet-x509af-ettarr.c"
 112   };
 113
 114   /* Register protocol */
 115   proto_x509af = proto_register_protocol(PNAME, PSNAME, PFNAME);
 116
 117   /* Register fields and subtrees */
 118   proto_register_field_array(proto_x509af, hf, array_length(hf));
 119   proto_register_subtree_array(ett, array_length(ett));
 120
 121 }
 122
 123
 124 /*--- proto_reg_handoff_x509af -------------------------------------------*/
 125 void proto_reg_handoff_x509af(void) {
 126         dissector_handle_t pkix_crl_handle;
 127
 128         pkix_crl_handle = new_create_dissector_handle(dissect_pkix_crl, proto_x509af);
 129         dissector_add_string("media_type", "application/pkix-crl", pkix_crl_handle);
 130
 131 #include "packet-x509af-dis-tab.c"
 132
 133         /*XXX these should really go to a better place but since that
 134           I have not that ITU standard, ill put it here for the time
 135           being.
 136           Only implemented those algorithms that take no parameters
 137           for the time being,   ronnie
 138         */
 139         /* from http://www.alvestrand.no/objectid/1.3.14.3.2.html */
 140         register_ber_oid_dissector("1.3.14.3.2.2", dissect_ber_oid_NULL_callback, proto_x509af, "md4WithRSA");
 141         register_ber_oid_dissector("1.3.14.3.2.3", dissect_ber_oid_NULL_callback, proto_x509af, "md5WithRSA");
 142         register_ber_oid_dissector("1.3.14.3.2.4", dissect_ber_oid_NULL_callback, proto_x509af, "md4WithRSAEncryption");
 143         register_ber_oid_dissector("1.3.14.3.2.6", dissect_ber_oid_NULL_callback, proto_x509af, "desECB");
 144         register_ber_oid_dissector("1.3.14.3.2.11", dissect_ber_oid_NULL_callback, proto_x509af, "rsaSignature");
 145         register_ber_oid_dissector("1.3.14.3.2.14", dissect_ber_oid_NULL_callback, proto_x509af, "mdc2WithRSASignature");
 146         register_ber_oid_dissector("1.3.14.3.2.15", dissect_ber_oid_NULL_callback, proto_x509af, "shaWithRSASignature");
 147         register_ber_oid_dissector("1.3.14.3.2.16", dissect_ber_oid_NULL_callback, proto_x509af, "dhWithCommonModulus");
 148         register_ber_oid_dissector("1.3.14.3.2.17", dissect_ber_oid_NULL_callback, proto_x509af, "desEDE");
 149         register_ber_oid_dissector("1.3.14.3.2.18", dissect_ber_oid_NULL_callback, proto_x509af, "sha");
 150         register_ber_oid_dissector("1.3.14.3.2.19", dissect_ber_oid_NULL_callback, proto_x509af, "mdc-2");
 151         register_ber_oid_dissector("1.3.14.3.2.20", dissect_ber_oid_NULL_callback, proto_x509af, "dsaCommon");
 152         register_ber_oid_dissector("1.3.14.3.2.21", dissect_ber_oid_NULL_callback, proto_x509af, "dsaCommonWithSHA");
 153         register_ber_oid_dissector("1.3.14.3.2.22", dissect_ber_oid_NULL_callback, proto_x509af, "rsaKeyTransport");
 154         register_ber_oid_dissector("1.3.14.3.2.23", dissect_ber_oid_NULL_callback, proto_x509af, "keyed-hash-seal");
 155         register_ber_oid_dissector("1.3.14.3.2.24", dissect_ber_oid_NULL_callback, proto_x509af, "md2WithRSASignature");
 156         register_ber_oid_dissector("1.3.14.3.2.25", dissect_ber_oid_NULL_callback, proto_x509af, "md5WithRSASignature");
 157         register_ber_oid_dissector("1.3.14.3.2.26", dissect_ber_oid_NULL_callback, proto_x509af, "SHA-1");
 158
 159         /* these will generally be encoded as ";binary" in LDAP */
 160
 161         register_ldap_name_dissector("cACertificate", dissect_Certificate_PDU, proto_x509af);
 162         register_ldap_name_dissector("certificate", dissect_Certificate_PDU, proto_x509af);
 163
 164         register_ldap_name_dissector("certificateRevocationList", dissect_CertificateList_PDU, proto_x509af);
 165         register_ldap_name_dissector("crl", dissect_CertificateList_PDU, proto_x509af);
 166
 167         register_ldap_name_dissector("authorityRevocationList", dissect_CertificateList_PDU, proto_x509af);
 168         register_ldap_name_dissector("arl", dissect_CertificateList_PDU, proto_x509af);
 169
 170         register_ldap_name_dissector("crossCertificatePair", dissect_CertificatePair_PDU, proto_x509af);
 171
 172 }
 173