119 lines
3.4 KiB
C
119 lines
3.4 KiB
C
/* packet-app-pkix-cert.c
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*
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* Routines for application/pkix-cert media dissection
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* Copyright 2004, Yaniv Kaul.
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*
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* Refer to the AUTHORS file or the AUTHORS section in the man page
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* for contacting the author(s) of this file.
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <glib.h>
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#include <epan/packet.h>
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#include <epan/asn1.h>
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#include <epan/dissectors/packet-x509af.h>
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/* Initialize the protocol and registered fields */
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static int proto_cert = -1;
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static gint hf_cert = -1;
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/* Initialize the subtree pointers */
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static gint ett_cert = -1;
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static void
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dissect_cert(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
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{
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proto_tree *subtree = NULL;
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proto_item *ti;
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asn1_ctx_t asn1_ctx;
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asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
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col_append_sep_fstr(pinfo->cinfo, COL_INFO, " ", "(application/pkix-cert)");
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if (tree) {
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ti = proto_tree_add_item(tree, proto_cert, tvb, 0, -1, ENC_NA);
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subtree = proto_item_add_subtree(ti, ett_cert);
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}
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dissect_x509af_Certificate(FALSE, tvb, 0, &asn1_ctx, subtree, hf_cert);
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return;
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}
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/****************** Register the protocol with Wireshark ******************/
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/* This format is required because a script is used to build the C function
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* that calls the protocol registration. */
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void
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proto_register_cert(void)
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{
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/*
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* Setup list of header fields.
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*/
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static hf_register_info hf[] = {
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{ &hf_cert,
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{ "Certificate", "pkix-cert.cert", FT_NONE, BASE_NONE, NULL, 0x00, NULL, HFILL}},
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};
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/* Setup protocol subtree array */
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static gint *ett[] = {
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&ett_cert,
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};
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/* Register the protocol name and description */
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proto_cert = proto_register_protocol(
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"PKIX CERT File Format",
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"PKIX Certificate",
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"pkix-cert"
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);
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/* Required function calls to register the header fields
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* and subtrees used */
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proto_register_field_array(proto_cert, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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register_dissector("application/pkix-cert", dissect_cert, proto_cert);
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}
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void
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proto_reg_handoff_cert(void)
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{
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dissector_handle_t cert_handle;
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cert_handle = create_dissector_handle(dissect_cert, proto_cert);
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/* Register the PKIX-CERT media type */
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dissector_add_string("media_type", "application/pkix-cert", cert_handle);
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}
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