diff options
Diffstat (limited to 'epan/dissectors/packet-mq-pcf.c')
| -rw-r--r-- | epan/dissectors/packet-mq-pcf.c | 318 |
1 files changed, 318 insertions, 0 deletions
diff --git a/epan/dissectors/packet-mq-pcf.c b/epan/dissectors/packet-mq-pcf.c new file mode 100644 index 0000000000..df586039bd --- /dev/null +++ b/epan/dissectors/packet-mq-pcf.c @@ -0,0 +1,318 @@ +/* packet-mq-pcf.c + * Routines for IBM WebSphere MQ PCF packet dissection + * + * metatech <metatech@flashmail.com> + * + * $Id$ + * + * Ethereal - Network traffic analyzer + * By Gerald Combs <gerald@ethereal.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. + */ + +/* MQ PCF in a nutshell +* +* The MQ Programmable Command Formats API allows remotely configuring a queue manager. +* +* MQ PCF documentation is called "WebSphere MQ Programmable Command Formats and Administration Interface" +*/ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include <string.h> + +#include <glib.h> +#include <epan/packet.h> +#include <epan/conversation.h> +#include "packet-mq.h" + +static int proto_mqpcf = -1; +static int hf_mqpcf_cfh_type = -1; +static int hf_mqpcf_cfh_length = -1; +static int hf_mqpcf_cfh_version = -1; +static int hf_mqpcf_cfh_command = -1; +static int hf_mqpcf_cfh_msgseqnumber = -1; +static int hf_mqpcf_cfh_control = -1; +static int hf_mqpcf_cfh_compcode = -1; +static int hf_mqpcf_cfh_reason = -1; +static int hf_mqpcf_cfh_paramcount = -1; + +static gint ett_mqpcf = -1; +static gint ett_mqpcf_cfh = -1; + +#define MQ_FMT_ADMIN "MQADMIN " +#define MQ_FMT_EVENT "MQEVENT " +#define MQ_FMT_PCF "MQPCF " + +#define MQ_ENC_INTEGER_NORMAL 0x00000001 +#define MQ_ENC_INTEGER_REVERSED 0x00000002 + +#define MQ_CMD_NONE 0 +#define MQ_CMD_CHANGE_Q_MGR 1 +#define MQ_CMD_INQUIRE_Q_MGR 2 +#define MQ_CMD_CHANGE_PROCESS 3 +#define MQ_CMD_COPY_PROCESS 4 +#define MQ_CMD_CREATE_PROCESS 5 +#define MQ_CMD_DELETE_PROCESS 6 +#define MQ_CMD_INQUIRE_PROCESS 7 +#define MQ_CMD_CHANGE_Q 8 +#define MQ_CMD_CLEAR_Q 9 +#define MQ_CMD_COPY_Q 10 +#define MQ_CMD_CREATE_Q 11 +#define MQ_CMD_DELETE_Q 12 +#define MQ_CMD_INQUIRE_Q 13 +#define MQ_CMD_RESET_Q_STATS 17 +#define MQ_CMD_INQUIRE_Q_NAMES 18 +#define MQ_CMD_INQUIRE_PROCESS_NAMES 19 +#define MQ_CMD_INQUIRE_CHANNEL_NAMES 20 +#define MQ_CMD_CHANGE_CHANNEL 21 +#define MQ_CMD_COPY_CHANNEL 22 +#define MQ_CMD_CREATE_CHANNEL 23 +#define MQ_CMD_DELETE_CHANNEL 24 +#define MQ_CMD_INQUIRE_CHANNEL 25 +#define MQ_CMD_PING_CHANNEL 26 +#define MQ_CMD_RESET_CHANNEL 27 +#define MQ_CMD_START_CHANNEL 28 +#define MQ_CMD_STOP_CHANNEL 29 +#define MQ_CMD_START_CHANNEL_INIT 30 +#define MQ_CMD_START_CHANNEL_LISTENER 31 +#define MQ_CMD_CHANGE_NAMELIST 32 +#define MQ_CMD_COPY_NAMELIST 33 +#define MQ_CMD_CREATE_NAMELIST 34 +#define MQ_CMD_DELETE_NAMELIST 35 +#define MQ_CMD_INQUIRE_NAMELIST 36 +#define MQ_CMD_INQUIRE_NAMELIST_NAMES 37 +#define MQ_CMD_ESCAPE 38 +#define MQ_CMD_RESOLVE_CHANNEL 39 +#define MQ_CMD_PING_Q_MGR 40 +#define MQ_CMD_INQUIRE_Q_STATUS 41 +#define MQ_CMD_INQUIRE_CHANNEL_STATUS 42 +#define MQ_CMD_CONFIG_EVENT 43 +#define MQ_CMD_Q_MGR_EVENT 44 +#define MQ_CMD_PERFM_EVENT 45 +#define MQ_CMD_CHANNEL_EVENT 46 +#define MQ_CMD_DELETE_PUBLICATION 60 +#define MQ_CMD_DEREGISTER_PUBLISHER 61 +#define MQ_CMD_DEREGISTER_SUBSCRIBER 62 +#define MQ_CMD_PUBLISH 63 +#define MQ_CMD_REGISTER_PUBLISHER 64 +#define MQ_CMD_REGISTER_SUBSCRIBER 65 +#define MQ_CMD_REQUEST_UPDATE 66 +#define MQ_CMD_BROKER_INTERNAL 67 +#define MQ_CMD_INQUIRE_CLUSTER_Q_MGR 70 +#define MQ_CMD_RESUME_Q_MGR_CLUSTER 71 +#define MQ_CMD_SUSPEND_Q_MGR_CLUSTER 72 +#define MQ_CMD_REFRESH_CLUSTER 73 +#define MQ_CMD_RESET_CLUSTER 74 +#define MQ_CMD_REFRESH_SECURITY 78 +#define MQ_CMD_CHANGE_AUTH_INFO 79 +#define MQ_CMD_COPY_AUTH_INFO 80 +#define MQ_CMD_CREATE_AUTH_INFO 81 +#define MQ_CMD_DELETE_AUTH_INFO 82 +#define MQ_CMD_INQUIRE_AUTH_INFO 83 +#define MQ_CMD_INQUIRE_AUTH_INFO_NAMES 84 + +#define MQ_TEXT_CFH "MQ Command Format Header" + +static const value_string mqpcf_opcode_vals[] = { + { MQ_CMD_NONE, "NONE" }, + { MQ_CMD_CHANGE_Q_MGR, "CHANGE_Q_MGR" }, + { MQ_CMD_INQUIRE_Q_MGR, "INQUIRE_Q_MGR" }, + { MQ_CMD_CHANGE_PROCESS, "CHANGE_PROCESS" }, + { MQ_CMD_COPY_PROCESS, "COPY_PROCESS" }, + { MQ_CMD_CREATE_PROCESS, "CREATE_PROCESS" }, + { MQ_CMD_DELETE_PROCESS, "DELETE_PROCESS" }, + { MQ_CMD_INQUIRE_PROCESS, "INQUIRE_PROCESS" }, + { MQ_CMD_CHANGE_Q, "CHANGE_Q" }, + { MQ_CMD_CLEAR_Q, "CLEAR_Q" }, + { MQ_CMD_COPY_Q, "COPY_Q" }, + { MQ_CMD_CREATE_Q, "CREATE_Q" }, + { MQ_CMD_DELETE_Q, "DELETE_Q" }, + { MQ_CMD_INQUIRE_Q, "INQUIRE_Q" }, + { MQ_CMD_RESET_Q_STATS, "RESET_Q_STATS" }, + { MQ_CMD_INQUIRE_Q_NAMES, "INQUIRE_Q_NAMES" }, + { MQ_CMD_INQUIRE_PROCESS_NAMES, "INQUIRE_PROCESS_NAMES" }, + { MQ_CMD_INQUIRE_CHANNEL_NAMES, "INQUIRE_CHANNEL_NAMES" }, + { MQ_CMD_CHANGE_CHANNEL, "CHANGE_CHANNEL" }, + { MQ_CMD_COPY_CHANNEL, "COPY_CHANNEL" }, + { MQ_CMD_CREATE_CHANNEL, "CREATE_CHANNEL" }, + { MQ_CMD_DELETE_CHANNEL, "DELETE_CHANNEL" }, + { MQ_CMD_INQUIRE_CHANNEL, "INQUIRE_CHANNEL" }, + { MQ_CMD_PING_CHANNEL, "PING_CHANNEL" }, + { MQ_CMD_RESET_CHANNEL, "RESET_CHANNEL" }, + { MQ_CMD_START_CHANNEL, "START_CHANNEL" }, + { MQ_CMD_STOP_CHANNEL, "STOP_CHANNEL" }, + { MQ_CMD_START_CHANNEL_INIT, "START_CHANNEL_INIT" }, + { MQ_CMD_START_CHANNEL_LISTENER, "START_CHANNEL_LISTENER" }, + { MQ_CMD_CHANGE_NAMELIST, "CHANGE_NAMELIST" }, + { MQ_CMD_CREATE_NAMELIST, "CREATE_NAMELIST" }, + { MQ_CMD_DELETE_NAMELIST, "DELETE_NAMELIST" }, + { MQ_CMD_INQUIRE_NAMELIST, "INQUIRE_NAMELIST" }, + { MQ_CMD_INQUIRE_NAMELIST_NAMES, "INQUIRE_NAMELIST_NAMES" }, + { MQ_CMD_ESCAPE, "ESCAPE" }, + { MQ_CMD_RESOLVE_CHANNEL, "RESOLVE_CHANNEL" }, + { MQ_CMD_PING_Q_MGR, "PING_Q_MGR" }, + { MQ_CMD_INQUIRE_Q_STATUS, "INQUIRE_Q_STATUS" }, + { MQ_CMD_INQUIRE_CHANNEL_STATUS, "INQUIRE_CHANNEL_STATUS" }, + { MQ_CMD_CONFIG_EVENT, "CONFIG_EVENT" }, + { MQ_CMD_Q_MGR_EVENT, "Q_MGR_EVENT" }, + { MQ_CMD_PERFM_EVENT, "PERFM_EVENT" }, + { MQ_CMD_CHANNEL_EVENT, "CHANNEL_EVENT" }, + { MQ_CMD_DELETE_PUBLICATION, "DELETE_PUBLICATION" }, + { MQ_CMD_DEREGISTER_PUBLISHER, "DEREGISTER_PUBLISHER" }, + { MQ_CMD_DEREGISTER_SUBSCRIBER, "DEREGISTER_SUBSCRIBER" }, + { MQ_CMD_PUBLISH, "PUBLISH" }, + { MQ_CMD_REGISTER_PUBLISHER, "REGISTER_PUBLISHER" }, + { MQ_CMD_REGISTER_SUBSCRIBER, "REGISTER_SUBSCRIBER" }, + { MQ_CMD_REQUEST_UPDATE, "REQUEST_UPDATE" }, + { MQ_CMD_BROKER_INTERNAL, "BROKER_INTERNAL" }, + { MQ_CMD_INQUIRE_CLUSTER_Q_MGR, "INQUIRE_CLUSTER_Q_MGR" }, + { MQ_CMD_RESUME_Q_MGR_CLUSTER, "RESUME_Q_MGR_CLUSTER" }, + { MQ_CMD_SUSPEND_Q_MGR_CLUSTER, "SUSPEND_Q_MGR_CLUSTER" }, + { MQ_CMD_REFRESH_CLUSTER, "REFRESH_CLUSTER" }, + { MQ_CMD_REFRESH_SECURITY, "REFRESH_SECURITY" }, + { MQ_CMD_CHANGE_AUTH_INFO, "CHANGE_AUTH_INFO" }, + { MQ_CMD_COPY_AUTH_INFO, "COPY_AUTH_INFO" }, + { MQ_CMD_CREATE_AUTH_INFO, "CREATE_AUTH_INFO" }, + { MQ_CMD_DELETE_AUTH_INFO, "DELETE_AUTH_INFO" }, + { MQ_CMD_INQUIRE_AUTH_INFO, "INQUIRE_AUTH_INFO" }, + { MQ_CMD_INQUIRE_AUTH_INFO_NAMES, "INQUIRE_AUTH_INFO_NAMES" }, + { 0, NULL } +}; + +static guint32 tvb_get_guint32_endian(tvbuff_t *a_tvb, gint a_iOffset, gboolean a_bLittleEndian) +{ + guint32 iResult; + if (a_bLittleEndian) + iResult = tvb_get_letohl(a_tvb, a_iOffset); + else + iResult = tvb_get_ntohl(a_tvb, a_iOffset); + return iResult; +} + +static void +dissect_mqpcf(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + proto_tree *mq_tree = NULL; + proto_tree *mqroot_tree = NULL; + proto_item *ti = NULL; + gint offset = 0; + struct mqinfo* mqinfo = pinfo->private_data; + gboolean bLittleEndian; + bLittleEndian = ((mqinfo->encoding & MQ_ENC_INTEGER_REVERSED) != 0) ? TRUE : FALSE; + + if (check_col(pinfo->cinfo, COL_PROTOCOL)) col_set_str(pinfo->cinfo, COL_PROTOCOL, "MQ PCF"); + if (check_col(pinfo->cinfo, COL_INFO)) col_clear(pinfo->cinfo, COL_INFO); + if (tvb_length(tvb) >= 36) + { + gint iSizeMQCFH = 36; + guint32 iCommand = tvb_get_guint32_endian(tvb, offset + 12, bLittleEndian); + + if (check_col(pinfo->cinfo, COL_INFO)) + { + col_append_fstr(pinfo->cinfo, COL_INFO, "%s", val_to_str(iCommand, mqpcf_opcode_vals, "Unknown (0x%02x)")); + } + + if (tree) + { + ti = proto_tree_add_item(tree, proto_mqpcf, tvb, offset, -1, FALSE); + proto_item_append_text(ti, " (%s)", val_to_str(iCommand, mqpcf_opcode_vals, "Unknown (0x%02x)")); + mqroot_tree = proto_item_add_subtree(ti, ett_mqpcf); + + ti = proto_tree_add_text(mqroot_tree, tvb, offset, iSizeMQCFH, MQ_TEXT_CFH); + mq_tree = proto_item_add_subtree(ti, ett_mqpcf_cfh); + + proto_tree_add_item(mq_tree, hf_mqpcf_cfh_type, tvb, offset + 0, 4, bLittleEndian); + proto_tree_add_item(mq_tree, hf_mqpcf_cfh_length, tvb, offset + 4, 4, bLittleEndian); + proto_tree_add_item(mq_tree, hf_mqpcf_cfh_version, tvb, offset + 8, 4, bLittleEndian); + proto_tree_add_item(mq_tree, hf_mqpcf_cfh_command, tvb, offset + 12, 4, bLittleEndian); + proto_tree_add_item(mq_tree, hf_mqpcf_cfh_msgseqnumber, tvb, offset + 16, 4, bLittleEndian); + proto_tree_add_item(mq_tree, hf_mqpcf_cfh_control, tvb, offset + 20, 4, bLittleEndian); + proto_tree_add_item(mq_tree, hf_mqpcf_cfh_compcode, tvb, offset + 24, 4, bLittleEndian); + proto_tree_add_item(mq_tree, hf_mqpcf_cfh_reason, tvb, offset + 28, 4, bLittleEndian); + proto_tree_add_item(mq_tree, hf_mqpcf_cfh_paramcount, tvb, offset + 32, 4, bLittleEndian); + } + offset += iSizeMQCFH; + } +} + +static gboolean +dissect_mqpcf_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + if (tvb_length(tvb) >= 36) + { + struct mqinfo* mqinfo = pinfo->private_data; + if (strncmp((const char*)mqinfo->format, MQ_FMT_ADMIN, 8) == 0 + || strncmp((const char*)mqinfo->format, MQ_FMT_EVENT, 8) == 0 + || strncmp((const char*)mqinfo->format, MQ_FMT_PCF, 8) == 0) + { + /* Dissect the packet */ + dissect_mqpcf(tvb, pinfo, tree); + return TRUE; + } + } + return FALSE; +} + +void +proto_register_mqpcf(void) +{ + static hf_register_info hf[] = { + { &hf_mqpcf_cfh_type, + { "Type", "mqpcf.cfh.type", FT_UINT32, BASE_DEC, NULL, 0x0, "CFH type", HFILL }}, + + { &hf_mqpcf_cfh_length, + { "Length", "mqpcf.cfh.length", FT_UINT32, BASE_DEC, NULL, 0x0, "CFH length", HFILL }}, + + { &hf_mqpcf_cfh_version, + { "Version", "mqpcf.cfh.version", FT_UINT32, BASE_DEC, NULL, 0x0, "CFH version", HFILL }}, + + { &hf_mqpcf_cfh_command, + { "Command", "mqpcf.cfh.command", FT_UINT32, BASE_DEC, NULL, 0x0, "CFH command", HFILL }}, + + { &hf_mqpcf_cfh_msgseqnumber, + { "Message sequence number", "mqpcf.cfh.msgseqnumber", FT_UINT32, BASE_DEC, NULL, 0x0, "CFH message sequence number", HFILL }}, + + { &hf_mqpcf_cfh_control, + { "Control", "mqpcf.cfh.control", FT_UINT32, BASE_DEC, NULL, 0x0, "CFH control", HFILL }}, + + { &hf_mqpcf_cfh_compcode, + { "Completion code", "mqpcf.cfh.compcode", FT_UINT32, BASE_DEC, NULL, 0x0, "CFH completion code", HFILL }}, + + { &hf_mqpcf_cfh_reason, + { "Reason code", "mqpcf.cfh.reasoncode", FT_UINT32, BASE_DEC, NULL, 0x0, "CFH reason code", HFILL }}, + + { &hf_mqpcf_cfh_paramcount, + { "Parameter count", "mqpcf.cfh.paramcount", FT_UINT32, BASE_DEC, NULL, 0x0, "CFH parameter count", HFILL }} + }; + static gint *ett[] = { + &ett_mqpcf, + &ett_mqpcf_cfh, + }; + + proto_mqpcf = proto_register_protocol("WebSphere MQ Programmable Command Formats", "MQ PCF", "mqpcf"); + proto_register_field_array(proto_mqpcf, hf, array_length(hf)); + proto_register_subtree_array(ett, array_length(ett)); +} + +void +proto_reg_handoff_mqpcf(void) +{ + heur_dissector_add("mq", dissect_mqpcf_heur, proto_mqpcf); +} |