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/* packet-cvspserver.c
* Routines for CVS password server packet dissection
* Copyright 2018, Jaap Keuter <jaap.keuter@xs4all.nl>
*
* 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>
#define CVSPSERVER_PORT_TCP 2401
void proto_register_cvspserver(void);
void proto_reg_handoff_cvspserver(void);
static dissector_handle_t cvspserver_handle;
static int proto_cvspserver;
static int hf_cvspserver_data;
static int ett_cvspserver;
static int
dissect_cvspserver(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* dissector_data _U_)
{
proto_tree* cvspserver_tree;
proto_item* ti;
int length;
int next_offset, offset;
unsigned lines = 0;
col_set_str(pinfo->cinfo, COL_PROTOCOL, "CVSPSERVER");
col_clear(pinfo->cinfo, COL_INFO);
ti = proto_tree_add_item(tree, proto_cvspserver, tvb, 0, -1, ENC_NA);
cvspserver_tree = proto_item_add_subtree(ti, ett_cvspserver);
for (offset = 0; tvb_offset_exists(tvb, offset); offset = next_offset)
{
length = tvb_find_line_end_unquoted(tvb, offset, -1, &next_offset);
proto_tree_add_item(cvspserver_tree, hf_cvspserver_data, tvb, offset, length, ENC_UTF_8);
lines++;
}
col_add_fstr(pinfo->cinfo, COL_INFO, "%s %u",
(pinfo->srcport == pinfo->match_uint) ? "Response lines:" : "Request lines :",
lines);
proto_item_append_text(ti, " %s",
(pinfo->srcport == pinfo->match_uint) ? "Response" : "Request");
return tvb_captured_length(tvb);
}
void
proto_register_cvspserver(void)
{
static hf_register_info hf[] = {
{ &hf_cvspserver_data, {
"Data", "cvspserver.data", FT_STRING, BASE_NONE,
NULL, 0, NULL, HFILL }}
};
static int *ett[] = {
&ett_cvspserver
};
proto_cvspserver = proto_register_protocol("CVS pserver", "cvspserver", "cvspserver");
proto_register_field_array(proto_cvspserver, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
cvspserver_handle = register_dissector("cvspserver", dissect_cvspserver, proto_cvspserver);
}
void
proto_reg_handoff_cvspserver(void)
{
dissector_add_uint_with_preference("tcp.port", CVSPSERVER_PORT_TCP, cvspserver_handle);
}
/*
* Editor modelines - https://www.wireshark.org/tools/modelines.html
*
* Local variables:
* c-basic-offset: 8
* tab-width: 8
* indent-tabs-mode: t
* End:
*
* vi: set shiftwidth=8 tabstop=8 noexpandtab:
* :indentSize=8:tabSize=8:noTabs=false:
*/
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