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/* packet-pkixtsp.c
* Routines for RFC2634 Extended Security Services packet dissection
* Ronnie Sahlberg 2004
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "config.h"
#include <epan/packet.h>
#include <epan/asn1.h>
#include "packet-ber.h"
#include "packet-pkixtsp.h"
#include "packet-pkix1explicit.h"
#include "packet-pkix1implicit.h"
#include "packet-cms.h"
#define PNAME "PKIX Time Stamp Protocol"
#define PSNAME "PKIXTSP"
#define PFNAME "pkixtsp"
void proto_register_pkixtsp(void);
void proto_reg_handoff_pkixtsp(void);
static dissector_handle_t timestamp_reply_handle;
static dissector_handle_t timestamp_query_handle;
/* Initialize the protocol and registered fields */
static int proto_pkixtsp = -1;
#include "packet-pkixtsp-hf.c"
/* Initialize the subtree pointers */
static gint ett_pkixtsp = -1;
#include "packet-pkixtsp-ett.c"
#include "packet-pkixtsp-fn.c"
static int
dissect_timestamp_reply(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void *data _U_)
{
proto_item *item=NULL;
proto_tree *tree=NULL;
asn1_ctx_t asn1_ctx;
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
col_set_str(pinfo->cinfo, COL_PROTOCOL, "PKIXTSP");
col_set_str(pinfo->cinfo, COL_INFO, "Reply");
if(parent_tree){
item=proto_tree_add_item(parent_tree, proto_pkixtsp, tvb, 0, -1, ENC_NA);
tree = proto_item_add_subtree(item, ett_pkixtsp);
}
return dissect_pkixtsp_TimeStampResp(FALSE, tvb, 0, &asn1_ctx, tree, -1);
}
static int
dissect_timestamp_query(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void *data _U_)
{
proto_item *item=NULL;
proto_tree *tree=NULL;
asn1_ctx_t asn1_ctx;
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
col_set_str(pinfo->cinfo, COL_PROTOCOL, "PKIXTSP");
col_set_str(pinfo->cinfo, COL_INFO, "Query");
if(parent_tree){
item=proto_tree_add_item(parent_tree, proto_pkixtsp, tvb, 0, -1, ENC_NA);
tree = proto_item_add_subtree(item, ett_pkixtsp);
}
return dissect_pkixtsp_TimeStampReq(FALSE, tvb, 0, &asn1_ctx, tree, -1);
}
/*--- proto_register_pkixtsp ----------------------------------------------*/
void proto_register_pkixtsp(void) {
/* List of fields */
static hf_register_info hf[] = {
#include "packet-pkixtsp-hfarr.c"
};
/* List of subtrees */
static gint *ett[] = {
&ett_pkixtsp,
#include "packet-pkixtsp-ettarr.c"
};
/* Register protocol */
proto_pkixtsp = proto_register_protocol(PNAME, PSNAME, PFNAME);
/* Register fields and subtrees */
proto_register_field_array(proto_pkixtsp, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
timestamp_reply_handle = register_dissector(PFNAME "_reply", dissect_timestamp_reply, proto_pkixtsp);
timestamp_query_handle = register_dissector(PFNAME "_query", dissect_timestamp_query, proto_pkixtsp);
register_ber_syntax_dissector("TimeStampReq", proto_pkixtsp, dissect_TimeStampReq_PDU);
register_ber_syntax_dissector("TimeStampResp", proto_pkixtsp, dissect_TimeStampResp_PDU);
register_ber_oid_syntax(".tsq", NULL, "TimeStampReq");
register_ber_oid_syntax(".tsr", NULL, "TimeStampResp");
}
/*--- proto_reg_handoff_pkixtsp -------------------------------------------*/
void proto_reg_handoff_pkixtsp(void) {
dissector_add_string("media_type", "application/timestamp-reply", timestamp_reply_handle);
dissector_add_string("media_type", "application/timestamp-query", timestamp_query_handle);
#include "packet-pkixtsp-dis-tab.c"
}
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