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From Valery Sigalov: 

New dissector for TPNCP protocol.
http://bugs.wireshark.org/bugzilla/show_bug.cgi?id=1853

svn path=/trunk/; revision=23428
This commit is contained in:
Anders Broman 2007-11-11 13:23:17 +00:00
parent de5a407bbb
commit 405be3098f
6 changed files with 9945 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
Makefile.am
View File

@ -209,6 +209,15 @@ radius_DATA = \
radius/dictionary.wispr \
radius/dictionary.xedia
#
# Install the tpncp directory files in the "tpncp" subdirectory
# of that directory
#
tpncpdir = $(pkgdatadir)/tpncp
tpncp_DATA = \
tpncp/tpncp.dat
#
# Install the wimaxasncp directory files in the "wimaxasncp" subdirectory
# of that directory
@ -680,6 +689,7 @@ EXTRA_DIST = \
$(diameter_DATA) \
$(dtds_DATA) \
$(radius_DATA) \
$(tpncp_DATA) \
$(wimaxasncp_DATA) \
randpkt.c \
rdps.c \

2
Makefile.nmake
View File

@ -898,6 +898,8 @@ install-common-files:
if not exist $(INSTALL_DIR)\diameter mkdir $(INSTALL_DIR)\diameter
xcopy ".\diameter\*.dtd" $(INSTALL_DIR)\diameter /d
xcopy ".\diameter\*.xml" $(INSTALL_DIR)\diameter /d
if not exist $(INSTALL_DIR)\tpncp mkdir $(INSTALL_DIR)\tpncp
xcopy ".\tpncp\*.dat" $(INSTALL_DIR)\tpncp /d
if not exist $(INSTALL_DIR)\wimaxasncp mkdir $(INSTALL_DIR)\wimaxasncp
xcopy ".\wimaxasncp\*.*" $(INSTALL_DIR)\wimaxasncp /d
if not exist $(INSTALL_DIR)\plugins\$(VERSION) mkdir $(INSTALL_DIR)\plugins\$(VERSION)

3
epan/dissectors/Makefile.common
View File

@ -412,7 +412,7 @@ CLEAN_DISSECTOR_SRC = \
packet-gvrp.c \
packet-h1.c \
packet-h221_nonstd.c \
packet-h223.c \
packet-h223.c \
packet-h248_annex_c.c \
packet-h248_annex_e.c \
packet-h248_3gpp.c \
@ -716,6 +716,7 @@ CLEAN_DISSECTOR_SRC = \
packet-tnef.c \
packet-tns.c \
packet-tpkt.c \
packet-tpncp.c \
packet-tr.c \
packet-trmac.c \
packet-tsp.c \

763
epan/dissectors/packet-tpncp.c Normal file
View File

@ -0,0 +1,763 @@
/* packet-tpncp.c
* Routines for Audiocodes TrunkPack Network Control Protocol (TPNCP) dissection
*
* Copyright (c) 2007 by Valery Sigalov <valery.sigalov@audiocodes.com>
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.com>
* Copyright 1998 Gerald Combs
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include <wiretap/file_util.h>
#include <epan/packet.h>
#include <epan/prefs.h>
#include <epan/emem.h>
#include <epan/filesystem.h>
#include <epan/dissectors/packet-tcp.h>
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
#define BASE_TPNCP_PORT 2424
#define TCP_PORT_TPNCP_TRUNKPACK BASE_TPNCP_PORT
#define UDP_PORT_TPNCP_TRUNKPACK BASE_TPNCP_PORT
#define TCP_PORT_TPNCP_HOST BASE_TPNCP_PORT
#define UDP_PORT_TPNCP_HOST BASE_TPNCP_PORT
#define BASE_TPNCP_DATA_LEN 256
#define MAX_TPNCP_DATA_FIELD_NAME_LEN BASE_TPNCP_DATA_LEN
#define MAX_TPNCP_DAT_FILE_PATH_LEN BASE_TPNCP_DATA_LEN
#define MAX_TPNCP_DB_ENTRY_LEN BASE_TPNCP_DATA_LEN
#define MAX_TPNCP_HEADER_LEN BASE_TPNCP_DATA_LEN
#define MAX_TPNCP_DB_SIZE 3000
#define MAX_ENUMS_NUM 500
#define MAX_ENUM_ENTRIES 500
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
/* The linked list for storing information about specific data fields. */
typedef struct tpncp_data_field_info
{
gchar tpncp_data_field_name[MAX_TPNCP_DATA_FIELD_NAME_LEN];
gint tpncp_data_field_descr;
gint tpncp_data_field_sign;
gint tpncp_data_field_size;
gint tpncp_data_field_array_dim;
gint tpncp_data_field_is_ip_addr;
struct tpncp_data_field_info *p_next;
} tpncp_data_field_info;
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
/* Desegmentation of TPNCP over TCP */
static gboolean tpncp_desegment = TRUE;
/* Database for storing information about all TPNCP events. */
static tpncp_data_field_info tpncp_events_info_db[MAX_TPNCP_DB_SIZE];
/* Database for storing information about all TPNCP commands. */
static tpncp_data_field_info tpncp_commands_info_db[MAX_TPNCP_DB_SIZE];
/* Global variables for bitfields representation. */
static gint bits[] = {0x1, 0x2, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80};
static gint bitindex = 0;
/* TPNCP packet header fields. */
static gint proto_tpncp = -1,
hf_tpncp_version = -1,
hf_tpncp_length = -1,
hf_tpncp_seq_number = -1,
hf_tpncp_old_event_seq_number = -1,
hf_tpncp_reserved = -1,
hf_tpncp_command_id = -1,
hf_tpncp_old_command_id = -1,
hf_tpncp_event_id = -1,
hf_tpncp_cid = -1;
/* TPNCP fields defining a subtree. */
static gint ett_tpncp = -1,
ett_tpncp_body = -1;
static gint global_tpncp_trunkpack_tcp_port = TCP_PORT_TPNCP_TRUNKPACK,
global_tpncp_trunkpack_udp_port = UDP_PORT_TPNCP_TRUNKPACK,
global_tpncp_host_tcp_port = TCP_PORT_TPNCP_HOST,
global_tpncp_host_udp_port = UDP_PORT_TPNCP_HOST;
static gint trunkpack_tcp_port = 0,
trunkpack_udp_port = 0,
host_tcp_port = 0,
host_udp_port = 0;
static value_string tpncp_commands_id_vals[MAX_TPNCP_DB_SIZE];
static value_string tpncp_events_id_vals[MAX_TPNCP_DB_SIZE];
static value_string tpncp_enums_id_vals[MAX_ENUMS_NUM][MAX_ENUM_ENTRIES];
static gchar *tpncp_enums_name_vals[MAX_ENUMS_NUM];
static gint hf_size = 1;
static hf_register_info *hf = NULL;
static hf_register_info hf_tpncp[] = {
{
&hf_tpncp_version,
{
"Version",
"tpncp.version",
FT_UINT16,
BASE_DEC,
NULL,
0x0,
"", HFILL
}
},
{
&hf_tpncp_length,
{
"Length",
"tpncp.length",
FT_UINT16,
BASE_DEC,
NULL,
0x0,
"", HFILL
}
},
{
&hf_tpncp_seq_number,
{
"Sequence number",
"tpncp.seq_number",
FT_UINT16,
BASE_DEC,
NULL,
0x0,
"", HFILL
}
},
{
&hf_tpncp_old_event_seq_number,
{
"Sequence number",
"tpncp.old_event_seq_number",
FT_UINT32,
BASE_DEC,
NULL,
0x0,
"", HFILL
}
},
{
&hf_tpncp_reserved,
{
"Reserved",
"tpncp.reserved",
FT_UINT16,
BASE_DEC,
NULL,
0x0,
"", HFILL
}
},
{
&hf_tpncp_command_id,
{
"Command ID",
"tpncp.command_id",
FT_UINT32,
BASE_DEC,
VALS(tpncp_commands_id_vals),
0x0,
"", HFILL
}
},
{
&hf_tpncp_old_command_id,
{
"Command ID",
"tpncp.old_command_id",
FT_UINT16,
BASE_DEC,
VALS(tpncp_commands_id_vals),
0x0,
"", HFILL
}
},
{
&hf_tpncp_event_id,
{
"Event ID",
"tpncp.event_id",
FT_UINT32,
BASE_DEC,
VALS(tpncp_events_id_vals),
0x0,
"", HFILL
}
},
{
&hf_tpncp_cid,
{
"Channel ID",
"tpncp.channel_id",
FT_INT32,
BASE_DEC,
NULL,
0x0,
"", HFILL
}
}
};
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
static void dissect_tpncp_data(gint data_id, tvbuff_t *tvb, proto_item *item,
gint *offset, tpncp_data_field_info *data_fields_info) {
proto_tree *ltree = NULL;
proto_item *pi = NULL;
gint32 g_int;
gint16 g_short;
guint16 g_ushort;
gint8 g_char;
gchar *g_str = NULL;
gint g_str_len, counter, bitshift, bitmask;
tpncp_data_field_info *current_tpncp_data_field_info = NULL;
ltree = proto_item_add_subtree(item, ett_tpncp_body);
current_tpncp_data_field_info = &data_fields_info[data_id];
while (current_tpncp_data_field_info) {
switch(current_tpncp_data_field_info->tpncp_data_field_size) {
case 1: case 2: case 3: case 4:
case 5: case 6: case 7: case 8:
if ((g_str_len = current_tpncp_data_field_info->tpncp_data_field_array_dim)) { /* add char array */
g_str_len = MIN(g_str_len, tvb_length_remaining(tvb, *offset));
g_str = g_malloc(g_str_len);
tvb_memcpy(tvb, g_str, *offset, g_str_len);
g_str[g_str_len-1] = '\0';
proto_tree_add_string(ltree, current_tpncp_data_field_info->tpncp_data_field_descr,
tvb, *offset, g_str_len, g_str);
(*offset) += g_str_len;
g_free(g_str);
}
else { /* add single char */
g_char = tvb_get_guint8(tvb, *offset);
/* bitfields */
if (current_tpncp_data_field_info->tpncp_data_field_size != 8) {
for (counter = 0, bitmask = 0x0, bitshift = bitindex;
counter < current_tpncp_data_field_info->tpncp_data_field_size;
counter++)
bitmask |= bits[bitindex++]; /* Bitmask of interesting bits. */
g_char &= bitmask;
g_char >>= bitshift;
}
if (current_tpncp_data_field_info->tpncp_data_field_sign) {
proto_tree_add_uint(ltree, current_tpncp_data_field_info->tpncp_data_field_descr,
tvb, *offset, 1, g_char);
}
else {
proto_tree_add_int(ltree, current_tpncp_data_field_info->tpncp_data_field_descr,
tvb, *offset, 1, g_char);
}
if ((bitindex == 0) || (bitindex == 8)) {
(*offset)++;
bitindex = 0;
}
}
break;
case 16:
if (current_tpncp_data_field_info->tpncp_data_field_sign) {
g_ushort = tvb_get_ntohs(tvb, *offset);
proto_tree_add_uint(ltree, current_tpncp_data_field_info->tpncp_data_field_descr,
tvb, *offset, 2, g_ushort);
}
else {
g_short = tvb_get_ntohs(tvb, *offset);
proto_tree_add_int(ltree, current_tpncp_data_field_info->tpncp_data_field_descr,
tvb, *offset, 2, g_short);
}
(*offset) += 2;
break;
case 32:
g_int = tvb_get_ntohl(tvb, *offset);
if (current_tpncp_data_field_info->tpncp_data_field_sign) {
pi = proto_tree_add_uint(ltree, current_tpncp_data_field_info->tpncp_data_field_descr,
tvb, *offset, 4, g_int);
}
else {
pi = proto_tree_add_int(ltree, current_tpncp_data_field_info->tpncp_data_field_descr,
tvb, *offset, 4, g_int);
}
/* Add string representation for ip_address's field (if needed). */
if (current_tpncp_data_field_info->tpncp_data_field_is_ip_addr) {
proto_item_append_text(pi, " (%s)", ip_to_str(tvb_get_ptr(tvb, *offset, 4)));
}
(*offset) += 4;
break;
default:
break;
}
current_tpncp_data_field_info = current_tpncp_data_field_info->p_next;
if (tvb_length_remaining(tvb, *offset) <= 0) {
break;
}
}
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
static void dissect_tpncp_event(gint event_id, tvbuff_t *tvb,
proto_item *item, gint *offset) {
switch (event_id) {
/* Place non-standard events here. */
default:
dissect_tpncp_data(event_id, tvb, item, offset, tpncp_events_info_db);
break;
}
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
static void dissect_tpncp_command(gint command_id, tvbuff_t *tvb,
proto_item *item, gint *offset) {
switch (command_id) {
/* Place non-standard commands here. */
default:
dissect_tpncp_data(command_id, tvb, item, offset, tpncp_commands_info_db);
break;
}
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
static void dissect_tpncp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) {
proto_item *item = NULL, *tpncp_item = NULL;
proto_tree *tpncp_tree = NULL;
guint offset = 0;
guint32 id, cid = 0;
guint16 seq_number, len, ver, reserved;
gchar *tpncp_header = NULL;
ver = tvb_get_ntohs(tvb, 0);
len = tvb_get_ntohs(tvb, 2);
seq_number = tvb_get_ntohs(tvb, 4);
reserved = tvb_get_ntohs(tvb, 6);
id = tvb_get_ntohl(tvb, 8);
if (pinfo->srcport == UDP_PORT_TPNCP_TRUNKPACK) /* Event */
cid = tvb_get_ntohl(tvb, 12 );
if (check_col(pinfo->cinfo, COL_PROTOCOL))
col_set_str(pinfo->cinfo, COL_PROTOCOL, "TPNCP");
if (check_col(pinfo->cinfo, COL_INFO)) {
if (pinfo->srcport == UDP_PORT_TPNCP_TRUNKPACK) {
col_add_fstr(pinfo->cinfo, COL_INFO,
"EvID=%s(%d), SeqNo=%d, ChID=%d, Len=%d, Ver=%d",
val_to_str(id, tpncp_events_id_vals, "Unknown"),
id, seq_number, cid, len, ver);
} else {
col_add_fstr(pinfo->cinfo, COL_INFO,
"CmdID=%s(%d), SeqNo=%d, Len=%d, Ver=%d",
val_to_str(id, tpncp_commands_id_vals, "Unknown"),
id, seq_number, len, ver);
}
}
if (tree) {
item = proto_tree_add_item(tree, proto_tpncp, tvb, 0, -1, FALSE);
tpncp_tree = proto_item_add_subtree(item, ett_tpncp);
proto_tree_add_uint(tpncp_tree, hf_tpncp_version, tvb, 0, 2, ver);
proto_tree_add_uint(tpncp_tree, hf_tpncp_length, tvb, 2, 2, len);
proto_tree_add_uint(tpncp_tree, hf_tpncp_seq_number, tvb, 4, 2, seq_number);
proto_tree_add_uint(tpncp_tree, hf_tpncp_reserved, tvb, 6, 2, reserved);
tpncp_header = ep_alloc(MAX_TPNCP_HEADER_LEN);
tpncp_header[0] = 0;
if (pinfo->srcport == UDP_PORT_TPNCP_TRUNKPACK) {
if (match_strval(id, tpncp_events_id_vals)) {
proto_tree_add_uint(tpncp_tree, hf_tpncp_event_id, tvb, 8, 4, id);
proto_tree_add_int(tpncp_tree, hf_tpncp_cid, tvb, 12, 4, cid);
offset += 16;
if (tpncp_events_info_db[id].tpncp_data_field_size) {
g_snprintf(tpncp_header, MAX_TPNCP_HEADER_LEN, "TPNCP Event: %s (%d)", val_to_str(id, tpncp_events_id_vals, "Unknown"), id);
tpncp_item = proto_tree_add_text(tree, tvb, offset, -1, tpncp_header);
dissect_tpncp_event(id, tvb, tpncp_item, &offset);
}
}
}
else {
if (match_strval(id, tpncp_commands_id_vals)) {
proto_tree_add_uint(tpncp_tree, hf_tpncp_command_id, tvb, 8, 4, id);
offset += 12;
if (tpncp_commands_info_db[id].tpncp_data_field_size) {
g_snprintf(tpncp_header, MAX_TPNCP_HEADER_LEN, "TPNCP Command: %s (%d)", val_to_str(id, tpncp_commands_id_vals, "Unknown"), id);
tpncp_item = proto_tree_add_text(tree, tvb, offset, -1, tpncp_header);
dissect_tpncp_command(id, tvb, tpncp_item, &offset);
}
}
}
}
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
static guint get_tpncp_pdu_len(packet_info *pinfo _U_, tvbuff_t *tvb, gint offset) {
guint16 plen;
/* Get the length of the DNS packet. */
plen = tvb_get_ntohs(tvb, offset + 2);
/* Length does not include the version+length field. */
plen += 4;
return plen;
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
static void dissect_tpncp_tcp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) {
if (pinfo->can_desegment)
/* If desegmentation is enabled (TCP preferences) use the desegmentation API. */
tcp_dissect_pdus(tvb, pinfo, tree, tpncp_desegment, 4, get_tpncp_pdu_len, dissect_tpncp);
else
/* Otherwise use the regular dissector (might not give correct dissection). */
dissect_tpncp(tvb, pinfo, tree);
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
static gint fill_tpncp_id_vals(value_string string[], FILE *file) {
gint i = 0, tpncp_id = 0;
gchar *tpncp_name = NULL, *line_in_file = NULL;
line_in_file = ep_alloc(MAX_TPNCP_DB_ENTRY_LEN);
line_in_file[0] = 0;
tpncp_name = ep_alloc(MAX_TPNCP_DB_ENTRY_LEN);
tpncp_name[0] = 0;
while (fgets(line_in_file, MAX_TPNCP_DB_ENTRY_LEN, file) != NULL) {
if (!strncmp(line_in_file, "#####", 5)) {
break;
}
if (sscanf(line_in_file, "%s %d", tpncp_name, &tpncp_id) == 2) {
string[i].strptr = g_strdup(tpncp_name);
string[i].value = tpncp_id;
if (i < MAX_TPNCP_DB_SIZE) {
i++;
}
else {
break;
}
}
}
return 0;
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
static gint fill_enums_id_vals(FILE *file) {
gint i = 0, enum_id = 0, enum_val = 0, first_entry = 1;
gchar *line_in_file = NULL, *enum_name = NULL,
*enum_type = NULL, *enum_str = NULL;
line_in_file = ep_alloc(MAX_TPNCP_DB_ENTRY_LEN);
line_in_file[0] = 0;
enum_name = ep_alloc(MAX_TPNCP_DB_ENTRY_LEN);
enum_name[0] = 0;
enum_type = ep_alloc(MAX_TPNCP_DB_ENTRY_LEN);
enum_type[0] = 0;
enum_str = ep_alloc(MAX_TPNCP_DB_ENTRY_LEN);
enum_str[0] = 0;
while (fgets(line_in_file, MAX_TPNCP_DB_ENTRY_LEN, file) != NULL) {
if (!strncmp(line_in_file, "#####", 5)) {
break;
}
if (sscanf(line_in_file, "%s %s %d", enum_name, enum_str, &enum_id) == 3) {
if (strcmp(enum_type, enum_name)) {
if (!first_entry) {
if (enum_val < MAX_ENUMS_NUM) {
tpncp_enums_id_vals[enum_val][i].strptr = NULL;
tpncp_enums_id_vals[enum_val][i].value = 0;
enum_val++; i = 0;
}
else {
break;
}
}
else
first_entry = 0;
tpncp_enums_name_vals[enum_val] = g_strdup(enum_name);
strcpy(enum_type, enum_name);
}
tpncp_enums_id_vals[enum_val][i].strptr = g_strdup(enum_str);
tpncp_enums_id_vals[enum_val][i].value = enum_id;
if (i < MAX_ENUM_ENTRIES) {
i++;
}
else {
break;
}
}
}
return 0;
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
static gint get_enum_name_val(gchar *enum_name) {
gint enum_val = 0;
while (tpncp_enums_name_vals[enum_val]) {
if (!strcmp(enum_name, tpncp_enums_name_vals[enum_val]))
return enum_val;
enum_val++;
}
return -1;
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
static gint init_tpncp_data_fields_info(tpncp_data_field_info *data_fields_info, FILE *file) {
static gint was_registered = 0;
gchar *tpncp_db_entry = NULL, *tpncp_data_field_name = NULL, *tmp = NULL;
gint enum_val, data_id, current_data_id = -1,
tpncp_data_field_sign, tpncp_data_field_size,
tpncp_data_field_array_dim, tpncp_data_field_is_ip_addr;
guint index;
tpncp_data_field_info *current_tpncp_data_field_info = NULL;
hf_register_info hf_entr;
tpncp_db_entry = ep_alloc(MAX_TPNCP_DB_ENTRY_LEN);
tpncp_db_entry[0] = 0;
/* Register common fields of hf_register_info struture. */
hf_entr.hfinfo.display = BASE_DEC;
hf_entr.hfinfo.strings = NULL;
hf_entr.hfinfo.bitmask = 0x0;
hf_entr.hfinfo.blurb = "";
hf_entr.hfinfo.id = 0;
hf_entr.hfinfo.parent = 0;
hf_entr.hfinfo.bitshift = 0;
hf_entr.hfinfo.same_name_next = NULL;
hf_entr.hfinfo.same_name_prev = NULL;
if (!was_registered) {
/* Register non-standard data should be done only once. */
for (index = 0; index < array_length(hf_tpncp); index++) {
if ((hf = (hf_register_info *)realloc(hf, hf_size*sizeof(hf_register_info))) == NULL)
return (-1);
memcpy(hf + (hf_size - 1), hf_tpncp + index, sizeof(hf_register_info));
hf_size++;
}
was_registered = 1;
}
else
hf_size++;
/* Register standard data. */
while (fgets(tpncp_db_entry, MAX_TPNCP_DB_ENTRY_LEN, file) != NULL) {
if (!strncmp(tpncp_db_entry, "#####", 5)) {
hf_size--;
break;
}
if ((tmp = strtok(tpncp_db_entry, " ")) == NULL)
continue; /* Badly formed data base entry - skip corresponding field's registration. */
data_id = atoi(tmp);
if ((tpncp_data_field_name = strtok(NULL, " ")) == NULL)
continue; /* Badly formed data base entry - skip corresponding field's registration. */
if ((tmp = strtok(NULL, " ")) == NULL)
continue; /* Badly formed data base entry - skip corresponding field's registration. */
tpncp_data_field_sign = atoi(tmp);
if ((tmp = strtok(NULL, " ")) == NULL)
continue; /* Badly formed data base entry - skip corresponding field's registration. */
tpncp_data_field_size = atoi(tmp);
if ((tmp = strtok(NULL, " ")) == NULL)
continue; /* Badly formed data base entry - skip corresponding field's registration. */
tpncp_data_field_array_dim = atoi(tmp);
if ((tmp = strtok(NULL, " ")) == NULL)
continue; /* Badly formed data base entry - skip corresponding field's registration. */
tpncp_data_field_is_ip_addr = atoi(tmp);
if ((tmp = strtok(NULL, "\n")) == NULL)
continue; /* Badly formed data base entry - skip corresponding field's registration. */
if (current_data_id != data_id) { /* new data */
current_tpncp_data_field_info = &data_fields_info[data_id];
current_data_id = data_id;
}
else {
if ((current_tpncp_data_field_info->p_next =
(tpncp_data_field_info *)calloc(1, sizeof(tpncp_data_field_info)))
== NULL)
return (-1);
current_tpncp_data_field_info = current_tpncp_data_field_info->p_next;
}
/* Register specific fields of hf_register_info struture. */
if (strcmp(tmp, "primitive")) {
enum_val = get_enum_name_val(tmp);
if (enum_val == -1) {
hf_entr.hfinfo.strings = NULL;
}
else {
hf_entr.hfinfo.strings = VALS(tpncp_enums_id_vals[enum_val]);
}
}
else {
hf_entr.hfinfo.strings = NULL;
}
current_tpncp_data_field_info->tpncp_data_field_descr = -1;
hf_entr.p_id = &current_tpncp_data_field_info->tpncp_data_field_descr;
strcpy(current_tpncp_data_field_info->tpncp_data_field_name, tpncp_data_field_name);
hf_entr.hfinfo.name = current_tpncp_data_field_info->tpncp_data_field_name;
hf_entr.hfinfo.abbrev = current_tpncp_data_field_info->tpncp_data_field_name;
switch (tpncp_data_field_size) {
case 1: case 2: case 3: case 4:
case 5: case 6: case 7: case 8:
hf_entr.hfinfo.type = (tpncp_data_field_array_dim)?FT_STRING:((tpncp_data_field_sign)?FT_UINT8:FT_INT8);
break;
case 16:
hf_entr.hfinfo.type = (tpncp_data_field_sign)?FT_UINT16:FT_INT16;
break;
case 32:
hf_entr.hfinfo.type = (tpncp_data_field_sign)?FT_UINT32:FT_INT32;
break;
default:
break;
}
/* Register initialized hf_register_info in global database. */
if ((hf = (hf_register_info *)realloc(hf, hf_size*sizeof(hf_register_info))) == NULL)
return (-1);
memcpy(hf + hf_size - 1, &hf_entr, sizeof(hf_register_info));
hf_size++;
current_tpncp_data_field_info->tpncp_data_field_sign = tpncp_data_field_sign;
current_tpncp_data_field_info->tpncp_data_field_size = tpncp_data_field_size;
current_tpncp_data_field_info->tpncp_data_field_array_dim = tpncp_data_field_array_dim;
current_tpncp_data_field_info->tpncp_data_field_is_ip_addr = tpncp_data_field_is_ip_addr;
}
return 0;
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
static gint init_tpncp_db() {
gchar *tpncp_dat_file_path = NULL;
FILE *file = NULL;
tpncp_dat_file_path = ep_alloc(MAX_TPNCP_DAT_FILE_PATH_LEN);
tpncp_dat_file_path[0] = 0;
g_snprintf(tpncp_dat_file_path, MAX_TPNCP_DAT_FILE_PATH_LEN, "%s" G_DIR_SEPARATOR_S"tpncp" G_DIR_SEPARATOR_S "tpncp.dat", get_datafile_dir());
/* Open file with TPNCP data. */
g_warning("filepath %s",tpncp_dat_file_path);
if ((file = eth_fopen(tpncp_dat_file_path, "r")) == NULL)
return (-1);
fill_tpncp_id_vals(tpncp_events_id_vals, file);
fill_tpncp_id_vals(tpncp_commands_id_vals, file);
fill_enums_id_vals(file);
init_tpncp_data_fields_info(tpncp_events_info_db, file);
init_tpncp_data_fields_info(tpncp_commands_info_db, file);
fclose(file);
return 0;
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
void proto_reg_handoff_tpncp(void) {
static gint tpncp_prefs_initialized = FALSE;
static dissector_handle_t tpncp_udp_handle, tpncp_tcp_handle;
if (!tpncp_prefs_initialized) {
tpncp_udp_handle = create_dissector_handle(dissect_tpncp, proto_tpncp);
tpncp_tcp_handle = create_dissector_handle(dissect_tpncp_tcp, proto_tpncp);
tpncp_prefs_initialized = TRUE;
}
else {
dissector_delete("tcp.port", trunkpack_tcp_port, tpncp_tcp_handle);
dissector_delete("udp.port", trunkpack_udp_port, tpncp_udp_handle);
dissector_delete("tcp.port", host_tcp_port, tpncp_tcp_handle);
dissector_delete("udp.port", host_udp_port, tpncp_udp_handle);
}
trunkpack_tcp_port = global_tpncp_trunkpack_tcp_port;
trunkpack_udp_port = global_tpncp_trunkpack_udp_port;
host_tcp_port = global_tpncp_host_tcp_port;
host_udp_port = global_tpncp_host_udp_port;
dissector_add("tcp.port", global_tpncp_trunkpack_tcp_port, tpncp_tcp_handle);
dissector_add("udp.port", global_tpncp_trunkpack_udp_port, tpncp_udp_handle);
}
/*-------------------------------------------------------------------------------------------------------------------------------------------*/
void proto_register_tpncp(void) {
gint index;
module_t *tpncp_module;
static gint *ett[] = {
&ett_tpncp,
&ett_tpncp_body
};
if (init_tpncp_db() == -1)
return;
proto_tpncp = proto_register_protocol("AudioCodes TPNCP (TrunkPack Network Control Protocol)",
"TPNCP", "tpncp");
/*
* The function proto_register_field_array can not work with dynamic arrays,
* so passing dynamic array elements one-by-one in the loop.
*/
for(index = 0; index < hf_size; index++) {
proto_register_field_array(proto_tpncp, &hf[index], 1);
}
proto_register_subtree_array(ett, array_length(ett));
register_dissector("tpncp", dissect_tpncp, proto_tpncp);
tpncp_module = prefs_register_protocol(proto_tpncp, proto_reg_handoff_tpncp);
prefs_register_uint_preference(tpncp_module, "tcp.trunkpack_port",
"TPNCP \"well-known\" TrunkPack TCP Port",
"", 10, &global_tpncp_trunkpack_tcp_port);
prefs_register_uint_preference(tpncp_module, "udp.trunkpack_port",
"TPNCP \"well-known\" TrunkPack UDP Port",
"", 10, &global_tpncp_trunkpack_udp_port);
}

4
packaging/nsis/wireshark.nsi
View File

@ -492,6 +492,10 @@ File "..\..\dtds\xcap-error.dtd"
File "..\..\dtds\watcherinfo.dtd"
SetOutPath $INSTDIR
; Install the TPNCP DAT file in the "tpncp" subdirectory
; of the installation directory.
SetOutPath $INSTDIR\tpncp
File "..\..\tpncp\tpncp.dat"
;
; install the wimaxasncp TLV definitions in the wimaxasncp subdirectory

9164
tpncp/tpncp.dat Normal file
View File

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