forked from osmocom/wireshark
868cd67915
Hand it a table of version/procedure table/hf-for-program-number triplets. Change-Id: I2acc03c2da83353165bd422d8537362201c814e2 Reviewed-on: https://code.wireshark.org/review/9740 Reviewed-by: Guy Harris <guy@alum.mit.edu>
371 lines
10 KiB
C
371 lines
10 KiB
C
/* packet-stat.c
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* Routines for stat dissection
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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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* Copied from packet-smb.c
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*
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* 2001 Ronnie Sahlberg <See AUTHORS for email>
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* Added the dissectors for STAT protocol
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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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#define NEW_PROTO_TREE_API
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#include "config.h"
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#include "packet-rpc.h"
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#include "packet-stat.h"
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void proto_register_stat(void);
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void proto_reg_handoff_stat(void);
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static header_field_info *hfi_stat = NULL;
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#define STAT_HFI_INIT HFI_INIT(proto_stat)
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static const value_string stat1_proc_vals[] = {
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{ 0, "NULL" },
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{ STATPROC_STAT, "STAT" },
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{ STATPROC_MON, "MON" },
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{ STATPROC_UNMON, "UNMON" },
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{ STATPROC_UNMON_ALL, "UNMON_ALL" },
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{ STATPROC_SIMU_CRASH, "SIMU_CRASH" },
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{ STATPROC_NOTIFY, "NOTIFY" },
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{ 0, NULL }
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};
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static header_field_info hfi_stat_procedure_v1 STAT_HFI_INIT = {
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"V1 Procedure", "stat.procedure_v1", FT_UINT32, BASE_DEC,
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VALS(stat1_proc_vals), 0, NULL, HFILL };
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static header_field_info hfi_stat_mon_name STAT_HFI_INIT = {
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"Name", "stat.name", FT_STRING, BASE_NONE,
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NULL, 0, NULL, HFILL };
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static header_field_info hfi_stat_stat_res STAT_HFI_INIT = {
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"Status Result", "stat.stat_res", FT_NONE,BASE_NONE,
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NULL, 0, NULL, HFILL };
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static const value_string stat_res[] =
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{
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{ 0, "STAT_SUCC" },
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{ 1, "STAT_FAIL" },
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{ 0, NULL }
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};
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static header_field_info hfi_stat_stat_res_res STAT_HFI_INIT = {
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"Result", "stat.stat_res.res", FT_UINT32, BASE_DEC,
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VALS(stat_res), 0, NULL, HFILL };
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static header_field_info hfi_stat_stat_res_state STAT_HFI_INIT = {
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"State", "stat.stat_res.state", FT_UINT32, BASE_DEC,
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NULL, 0, NULL, HFILL };
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static header_field_info hfi_stat_state STAT_HFI_INIT = {
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"State", "stat.state", FT_UINT32, BASE_DEC,
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NULL, 0, "State of local NSM", HFILL };
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static header_field_info hfi_stat_mon STAT_HFI_INIT = {
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"Monitor", "stat.mon", FT_NONE, BASE_NONE,
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NULL, 0, "Monitor Host", HFILL };
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static header_field_info hfi_stat_mon_id_name STAT_HFI_INIT = {
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"Monitor ID Name", "stat.mon_id.name", FT_STRING, BASE_NONE,
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NULL, 0, NULL, HFILL };
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static header_field_info hfi_stat_my_id STAT_HFI_INIT = {
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"My ID", "stat.my_id", FT_NONE,BASE_NONE,
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NULL, 0, "My_ID structure", HFILL };
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static header_field_info hfi_stat_my_id_hostname STAT_HFI_INIT = {
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"Hostname", "stat.my_id.hostname", FT_STRING, BASE_NONE,
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NULL, 0, "My_ID Host to callback", HFILL };
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static header_field_info hfi_stat_my_id_prog STAT_HFI_INIT = {
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"Program", "stat.my_id.prog", FT_UINT32, BASE_DEC,
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NULL, 0, "My_ID Program to callback", HFILL };
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static header_field_info hfi_stat_my_id_vers STAT_HFI_INIT = {
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"Version", "stat.my_id.vers", FT_UINT32, BASE_DEC,
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NULL, 0, "My_ID Version of callback", HFILL };
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static header_field_info hfi_stat_my_id_proc STAT_HFI_INIT = {
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"Procedure", "stat.my_id.proc", FT_UINT32, BASE_DEC,
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NULL, 0, "My_ID Procedure to callback", HFILL };
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static header_field_info hfi_stat_priv STAT_HFI_INIT = {
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"Priv", "stat.priv", FT_BYTES, BASE_NONE,
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NULL, 0, "Private client supplied opaque data", HFILL };
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static header_field_info hfi_stat_stat_chge STAT_HFI_INIT = {
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"Status Change", "stat.stat_chge", FT_NONE, BASE_NONE,
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NULL, 0, "Status Change structure", HFILL };
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static gint ett_stat = -1;
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static gint ett_stat_stat_res = -1;
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static gint ett_stat_mon = -1;
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static gint ett_stat_my_id = -1;
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static gint ett_stat_stat_chge = -1;
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#define STAT_SUCC 0
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#define STAT_FAIL 1
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/* Calculate length (including padding) of my_id structure.
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* First read the length of the string and round it upwards to nearest
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* multiple of 4, then add 16 (4*uint32)
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*/
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static int
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my_id_len(tvbuff_t *tvb, int offset)
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{
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int len;
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len = tvb_get_ntohl(tvb, offset);
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if(len&0x03)
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len = (len&0xfc)+4;
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len += 16;
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return len;
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}
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/* Calculate length (including padding) of my_id structure.
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* First read the length of the string and round it upwards to nearest
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* multiple of 4, then add 4 (string len) and size of my_id struct.
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*/
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static int
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mon_id_len(tvbuff_t *tvb, int offset)
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{
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int len;
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len = tvb_get_ntohl(tvb, offset);
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if(len&0x03){
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len = (len&0xfc)+4;
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}
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len += 4;
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return len+my_id_len(tvb,offset+len);
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}
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static int
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dissect_stat_stat(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void *data _U_)
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{
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return dissect_rpc_string(tvb,tree,hfi_stat_mon_name.id,0,NULL);
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}
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static int
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dissect_stat_stat_res(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void *data _U_)
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{
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proto_item *sub_item;
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proto_tree *sub_tree;
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gint32 res;
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int offset = 0;
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sub_item = proto_tree_add_item(tree, &hfi_stat_stat_res, tvb,
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offset, -1, ENC_NA);
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sub_tree = proto_item_add_subtree(sub_item, ett_stat_stat_res);
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res = tvb_get_ntohl(tvb, offset);
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offset = dissect_rpc_uint32(tvb,sub_tree,hfi_stat_stat_res_res.id,offset);
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if (res==STAT_SUCC) {
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offset = dissect_rpc_uint32(tvb,sub_tree,hfi_stat_stat_res_state.id,offset);
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} else {
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offset += 4;
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}
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return offset;
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}
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static int
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dissect_stat_my_id(tvbuff_t *tvb, int offset, proto_tree *tree)
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{
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proto_item *sub_item;
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proto_tree *sub_tree;
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sub_item = proto_tree_add_item(tree, &hfi_stat_my_id, tvb,
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offset, my_id_len(tvb,offset), ENC_NA);
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sub_tree = proto_item_add_subtree(sub_item, ett_stat_my_id);
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offset = dissect_rpc_string(tvb,sub_tree,hfi_stat_my_id_hostname.id,offset,NULL);
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offset = dissect_rpc_uint32(tvb,sub_tree,hfi_stat_my_id_prog.id,offset);
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offset = dissect_rpc_uint32(tvb,sub_tree,hfi_stat_my_id_vers.id,offset);
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offset = dissect_rpc_uint32(tvb,sub_tree,hfi_stat_my_id_proc.id,offset);
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return offset;
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}
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static int
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dissect_stat_mon_id(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void *data _U_)
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{
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proto_item *sub_item;
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proto_tree *sub_tree;
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int offset = 0;
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sub_item = proto_tree_add_item(tree, &hfi_stat_mon, tvb,
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offset, mon_id_len(tvb,offset), ENC_NA);
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sub_tree = proto_item_add_subtree(sub_item, ett_stat_mon);
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offset = dissect_rpc_string(tvb,sub_tree,hfi_stat_mon_id_name.id,offset,NULL);
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offset = dissect_stat_my_id(tvb,offset,sub_tree);
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return offset;
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}
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static int
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dissect_stat_priv(tvbuff_t *tvb, int offset, proto_tree *tree)
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{
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proto_tree_add_item(tree, &hfi_stat_priv, tvb, offset, 16, ENC_NA);
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offset += 16;
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return offset;
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}
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static int
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dissect_stat_mon(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
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{
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int offset = dissect_stat_mon_id(tvb,pinfo,tree,data);
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offset = dissect_stat_priv(tvb,offset,tree);
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return offset;
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}
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static int
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dissect_stat_state(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void *data _U_)
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{
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return dissect_rpc_uint32(tvb,tree,hfi_stat_state.id,0);
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}
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static int
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dissect_stat_notify(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void *data _U_)
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{
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proto_item *sub_item;
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proto_tree *sub_tree;
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int offset = 0;
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int start_offset = offset;
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sub_item = proto_tree_add_item(tree, &hfi_stat_stat_chge, tvb,
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offset, -1, ENC_NA);
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sub_tree = proto_item_add_subtree(sub_item, ett_stat_stat_chge);
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offset = dissect_rpc_string(tvb,sub_tree,hfi_stat_mon_id_name.id,offset,NULL);
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offset = dissect_rpc_uint32(tvb,tree,hfi_stat_state.id,offset);
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if(sub_item)
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proto_item_set_len(sub_item, offset - start_offset);
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return offset;
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}
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static int
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dissect_stat_umon_all(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void *data _U_)
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{
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return dissect_stat_my_id(tvb,0,tree);
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}
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/* proc number, "proc name", dissect_request, dissect_reply */
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static const vsff stat1_proc[] = {
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{ 0, "NULL",
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dissect_rpc_void, dissect_rpc_void },
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{ STATPROC_STAT, "STAT",
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dissect_stat_stat, dissect_stat_stat_res },
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{ STATPROC_MON, "MON",
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dissect_stat_mon, dissect_stat_stat_res },
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{ STATPROC_UNMON, "UNMON",
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dissect_stat_mon_id, dissect_stat_state },
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{ STATPROC_UNMON_ALL, "UNMON_ALL",
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dissect_stat_umon_all, dissect_stat_state },
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{ STATPROC_SIMU_CRASH, "SIMU_CRASH",
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dissect_rpc_void, dissect_rpc_void },
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{ STATPROC_NOTIFY, "NOTIFY",
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dissect_stat_notify, dissect_rpc_void },
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{ 0, NULL, NULL, NULL }
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};
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/* end of stat version 1 */
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static const rpc_prog_vers_info stat_vers_info[] = {
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{ 1, stat1_proc, &hfi_stat_procedure_v1.id },
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};
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void
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proto_register_stat(void)
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{
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#ifndef HAVE_HFI_SECTION_INIT
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static header_field_info *hfi[] = {
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&hfi_stat_procedure_v1,
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&hfi_stat_mon_name,
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&hfi_stat_stat_res,
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&hfi_stat_stat_res_res,
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&hfi_stat_stat_res_state,
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&hfi_stat_mon,
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&hfi_stat_mon_id_name,
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&hfi_stat_my_id,
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&hfi_stat_my_id_hostname,
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&hfi_stat_my_id_prog,
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&hfi_stat_my_id_vers,
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&hfi_stat_my_id_proc,
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&hfi_stat_priv,
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&hfi_stat_state,
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&hfi_stat_stat_chge,
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};
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#endif
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static gint *ett[] = {
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&ett_stat,
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&ett_stat_stat_res,
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&ett_stat_mon,
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&ett_stat_my_id,
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&ett_stat_stat_chge,
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};
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int proto_stat;
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proto_stat = proto_register_protocol("Network Status Monitor Protocol", "STAT", "stat");
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hfi_stat = proto_registrar_get_nth(proto_stat);
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proto_register_fields(proto_stat, hfi, array_length(hfi));
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proto_register_subtree_array(ett, array_length(ett));
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}
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void
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proto_reg_handoff_stat(void)
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{
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/* Register the protocol as RPC */
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rpc_init_prog(hfi_stat->id, STAT_PROGRAM, ett_stat,
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G_N_ELEMENTS(stat_vers_info), stat_vers_info);
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}
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 8
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* tab-width: 8
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* indent-tabs-mode: t
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* End:
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*
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* vi: set shiftwidth=8 tabstop=8 noexpandtab:
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* :indentSize=8:tabSize=8:noTabs=false:
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*/
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