forked from osmocom/wireshark
2eb7b05b8c
Similar to the "tcp.port" changes in I99604f95d426ad345f4b494598d94178b886eb67, convert dissectors that use "udp.port". More cleanup done on dissectors that use both TCP and UDP dissector tables, so that less preference callbacks exist. Change-Id: If07be9b9e850c244336a7069599cd554ce312dd3 Reviewed-on: https://code.wireshark.org/review/18120 Petri-Dish: Michael Mann <mmann78@netscape.net> Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org> Reviewed-by: Michael Mann <mmann78@netscape.net>
124 lines
3.5 KiB
C
124 lines
3.5 KiB
C
/* packet-daytime.c
|
|
* Routines for Daytime Protocol (RFC 867) packet dissection
|
|
* Copyright 2006, Stephen Fisher (see AUTHORS file)
|
|
*
|
|
* Wireshark - Network traffic analyzer
|
|
* By Gerald Combs <gerald@wireshark.org>
|
|
* Copyright 1998 Gerald Combs
|
|
*
|
|
* Copied from packet-time.c
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#define NEW_PROTO_TREE_API
|
|
|
|
#include "config.h"
|
|
|
|
#include <epan/packet.h>
|
|
|
|
void proto_register_daytime(void);
|
|
void proto_reg_handoff_daytime(void);
|
|
|
|
static dissector_handle_t daytime_handle;
|
|
|
|
static header_field_info *hfi_daytime = NULL;
|
|
|
|
#define DAYTIME_HFI_INIT HFI_INIT(proto_daytime)
|
|
|
|
static header_field_info hfi_daytime_string DAYTIME_HFI_INIT =
|
|
{ "Daytime", "daytime.string",
|
|
FT_STRING, BASE_NONE, NULL, 0x0,
|
|
"String containing time and date", HFILL };
|
|
|
|
static header_field_info hfi_response_request DAYTIME_HFI_INIT =
|
|
{ "Type", "daytime.response_request",
|
|
FT_BOOLEAN, 8, TFS(&tfs_response_request), 0x0,
|
|
NULL, HFILL };
|
|
|
|
static gint ett_daytime = -1;
|
|
|
|
/* This dissector works for TCP and UDP daytime packets */
|
|
#define DAYTIME_PORT 13
|
|
|
|
static int
|
|
dissect_daytime(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
|
|
{
|
|
proto_tree *daytime_tree;
|
|
proto_item *ti;
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "DAYTIME");
|
|
|
|
col_add_fstr(pinfo->cinfo, COL_INFO, "DAYTIME %s",
|
|
pinfo->srcport == pinfo->match_uint ? "Response":"Request");
|
|
|
|
if (tree) {
|
|
|
|
ti = proto_tree_add_item(tree, hfi_daytime, tvb, 0, -1, ENC_NA);
|
|
daytime_tree = proto_item_add_subtree(ti, ett_daytime);
|
|
|
|
proto_tree_add_boolean(daytime_tree, &hfi_response_request, tvb, 0, 0, pinfo->srcport==DAYTIME_PORT);
|
|
if (pinfo->srcport == DAYTIME_PORT) {
|
|
proto_tree_add_item(daytime_tree, &hfi_daytime_string, tvb, 0, -1, ENC_ASCII|ENC_NA);
|
|
}
|
|
}
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
void
|
|
proto_register_daytime(void)
|
|
{
|
|
#ifndef HAVE_HFI_SECTION_INIT
|
|
static header_field_info *hfi[] = {
|
|
&hfi_daytime_string,
|
|
&hfi_response_request,
|
|
};
|
|
#endif
|
|
|
|
static gint *ett[] = {
|
|
&ett_daytime,
|
|
};
|
|
|
|
int proto_daytime;
|
|
|
|
proto_daytime = proto_register_protocol("Daytime Protocol", "DAYTIME", "daytime");
|
|
hfi_daytime = proto_registrar_get_nth(proto_daytime);
|
|
|
|
proto_register_fields(proto_daytime, hfi, array_length(hfi));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
|
|
daytime_handle = create_dissector_handle(dissect_daytime, proto_daytime);
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_daytime(void)
|
|
{
|
|
dissector_add_uint_with_preference("udp.port", DAYTIME_PORT, daytime_handle);
|
|
dissector_add_uint_with_preference("tcp.port", DAYTIME_PORT, daytime_handle);
|
|
}
|
|
|
|
/*
|
|
* Editor modelines - http://www.wireshark.org/tools/modelines.html
|
|
*
|
|
* Local Variables:
|
|
* c-basic-offset: 2
|
|
* tab-width: 8
|
|
* indent-tabs-mode: nil
|
|
* End:
|
|
*
|
|
* ex: set shiftwidth=2 tabstop=8 expandtab:
|
|
* :indentSize=2:tabSize=8:noTabs=true:
|
|
*/
|