work on the mtc dissector

Signed-off-by: Klaus Kurzmann <mok@fluxnetz.de>

1 files changed, 301 insertions, 8 deletions

diff --git a/src/isi-mtc.c b/src/isi-mtc.c
index b800ef9..459a350 100644
--- a/src/isi-mtc.c
+++ b/src/isi-mtc.c
@@ -91,6 +91,16 @@ static const value_string isi_mtc_id[] = {
 	{0x00, NULL}
 };
 
+static const value_string isi_mtc_subblock[] = {
+	{0x01, "MTC_SB_MEM_DL_DATA"},
+	{0x02, "MTC_SB_LONG_PWR_KEY_COUNT"},
+	{0x30, "PERF_SB_OPERATING_POINT"},
+	{0x31, "PERF_SB_SERVICE_SETTING"},
+	{0x32, "PERF_SB_PERFORMANCE"},
+	{0x33, "PERF_SB_HW_CONF_VCORE"},
+	{0x36, "PERF_SB_HW_CONF_VCORE_PROD"},
+};
+
 static const value_string isi_mtc_state[] = {
 	{0x00, "MTC_POWER_OFF"},
 	{0x01, "MTC_NORMAL"},
@@ -133,14 +143,84 @@ static const value_string isi_mtc_action[] = {
 	{0x15, "MTC_NOT_AVAILABLE"},
 };
 
+static const value_string isi_mtc_reset_type[] = {
+	{0x01, "MTC_RESET_DEVICE_CDSP"},
+	{0x02, "MTC_RESET_DEVICE_ADSP"},
+	{0xFF, "MTC_RESET_ALL"},
+};
+
+static const value_string isi_mtc_sleep_type[] = {
+	{0x09, "MTC_LIGHT_SLEEP"},
+	{0x0A, "MTC_DEEP_SLEEP"},
+};
+
+static const value_string isi_mtc_clock_type[] = {
+	{0x01, "MTC_SYSTEM_CLOCK"},
+	{0x02, "MTC_PROCESSOR_CLOCK"},
+};
+
+static const value_string isi_mtc_clock_action[] = {
+	{0x01, "MTC_SYSTEM_MODE_GSM"},
+	{0x02, "MTC_SYSTEM_MODE_DAMPS"},
+	{0x10, "MTC_HIGH_FREQUENCY_RESERVE"},
+	{0x20, "MTC_HIGH_FREQUENCY_RELEASE"},
+};
+
+static const value_string isi_mtc_wd_action[] = {
+	{0x01, "MTC_WATCHDOG_ENABLE"},
+	{0x02, "MTC_WATCHDOG_DISABLE"},
+};
+
+static const value_string isi_mtc_force_action[] = {
+	{0x0E, "MTC_SET"},
+	{0x0F, "MTC_CLEAR"},
+};
+
+static const value_string isi_mtc_rat_state[] = {
+	{0x00, "MTC_NO_CHANGE"},
+	{0x01, "MTC_NORMAL"},
+	{0x02, "MTC_CHARGING"},
+	{0x03, "MTC_ALARM"},
+	{0x04, "MTC_TEST"},
+	{0x05, "MTC_LOCAL"},
+	{0x06, "MTC_WARRANTY"},
+	{0x07, "MTC_RELIABILITY"},
+	{0x08, "MTC_SELFTEST_FAIL"},
+	{0x09, "MTC_SWDL"},
+	{0x0A, "MTC_RF_INACTIVE"},
+	{0x0B, "MTC_ID_WRITE"},
+	{0x0C, "MTC_DISCHARGING"},
+	{0x0D, "MTC_DISK_WIPE"},
+};
+
+static const value_string isi_mtc_rat[] = {
+	{0x00, "MTC_UNKNOWN_RAT"},
+	{0x01, "MTC_NO_RAT_SELECTION"},
+	{0x02, "MTC_GSM_RAT"},
+	{0x03, "MTC_UMTS_RAT"},
+};
+
 static dissector_handle_t isi_mtc_handle;
 static void dissect_isi_mtc(tvbuff_t *tvb, packet_info *pinfo, proto_item *tree);
 
 static guint32 hf_isi_mtc_cmd = -1;
+static guint32 hf_isi_mtc_subblock = -1;
 static guint32 hf_isi_mtc_current_state = -1;
 static guint32 hf_isi_mtc_target_state = -1;
 static guint32 hf_isi_mtc_status = -1;
 static guint32 hf_isi_mtc_action = -1;
+static guint32 hf_isi_mtc_reset_type = -1;
+static guint32 hf_isi_mtc_sleep_type = -1;
+static guint32 hf_isi_mtc_clock_type = -1;
+static guint32 hf_isi_mtc_clock_action = -1;
+static guint32 hf_isi_mtc_wd_action = -1;
+static guint32 hf_isi_mtc_wd_mask = -1;
+static guint32 hf_isi_mtc_force_action = -1;
+static guint32 hf_isi_mtc_rat_state = -1;
+static guint32 hf_isi_mtc_rat = -1;
+static guint32 hf_isi_mtc_mem_user = -1;
+static guint32 hf_isi_mtc_mem_blocks = -1;
+static guint32 hf_isi_mtc_timeout = -1;
 
 
 void proto_reg_handoff_isi_mtc(void) {
@@ -156,6 +236,8 @@ void proto_register_isi_mtc(void) {
 	static hf_register_info hf[] = {
 		{ &hf_isi_mtc_cmd,
 			{ "Command", "isi.mtc.cmd", FT_UINT8, BASE_HEX, isi_mtc_id, 0x0, "Command", HFILL }},
+		{ &hf_isi_mtc_subblock,
+			{ "Subblock-Type", "isi.mtc.subblock.type", FT_UINT8, BASE_HEX, isi_mtc_subblock, 0x0, "Subblock-Type", HFILL }},
 		{ &hf_isi_mtc_current_state,
 			{ "Current State", "isi.mtc.current_state", FT_UINT8, BASE_HEX, isi_mtc_state, 0x0, "Current State", HFILL }},
 		{ &hf_isi_mtc_target_state,
@@ -163,13 +245,50 @@ void proto_register_isi_mtc(void) {
 		{ &hf_isi_mtc_status,
 			{ "Status", "isi.mtc.status", FT_UINT8, BASE_HEX, isi_mtc_status, 0x0, "Status", HFILL }},
 		{ &hf_isi_mtc_action,
-			{ "Action", "isi.mtc.action", FT_UINT8, BASE_HEX, isi_mtc_action, 0x0, "Action", HFILL }}
+			{ "Action", "isi.mtc.action", FT_UINT8, BASE_HEX, isi_mtc_action, 0x0, "Action", HFILL }},
+		{ &hf_isi_mtc_timeout,
+			{ "Timeout", "isi.mtc.timeout", FT_UINT16, BASE_DEC, NULL, 0x0, "Timeout", HFILL }},
+		{ &hf_isi_mtc_reset_type,
+			{ "Reset-Type", "isi.mtc.reset_type", FT_UINT8, BASE_HEX, isi_mtc_reset_type, 0x0, "Reset-Type", HFILL }},
+		{ &hf_isi_mtc_sleep_type,
+			{ "Sleep-Type", "isi.mtc.sleep_type", FT_UINT8, BASE_HEX, isi_mtc_sleep_type, 0x0, "Sleep-Type", HFILL }},
+		{ &hf_isi_mtc_clock_type,
+			{ "Clock-Type", "isi.mtc.clock_type", FT_UINT8, BASE_HEX, isi_mtc_clock_type, 0x0, "Clock-Type", HFILL }},
+		{ &hf_isi_mtc_clock_action,
+			{ "Clock-Action", "isi.mtc.clock_action", FT_UINT8, BASE_HEX, isi_mtc_clock_action, 0x0, "Clock-Action", HFILL }},
+		{ &hf_isi_mtc_wd_action,
+			{ "Watchdog-Action", "isi.mtc.wd_action", FT_UINT8, BASE_HEX, isi_mtc_wd_action, 0x0, "Watchdog-Action", HFILL }},
+		{ &hf_isi_mtc_wd_mask,
+			{ "Watchdog-List", "isi.mtc.wd_list", FT_UINT8, BASE_HEX, NULL, 0x0, "Watchdog-List", HFILL }},
+		{ &hf_isi_mtc_force_action,
+			{ "Force-Action", "isi.mtc.force_action", FT_UINT8, BASE_HEX, isi_mtc_force_action, 0x0, "Force-Action", HFILL }},
+		{ &hf_isi_mtc_rat_state,
+			{ "RAT State", "isi.mtc.rat_state", FT_UINT8, BASE_HEX, isi_mtc_rat_state, 0x0, "RAT State", HFILL }},
+		{ &hf_isi_mtc_rat,
+			{ "RAT", "isi.mtc.rat", FT_UINT8, BASE_HEX, isi_mtc_rat, 0x0, "RAT", HFILL }},
+		{ &hf_isi_mtc_mem_user,
+			{ "MEM User", "isi.mtc.mem_user", FT_UINT8, BASE_HEX, NULL, 0x0, "MEM User", HFILL }},
+		{ &hf_isi_mtc_mem_blocks,
+			{ "Blocks", "isi.mtc.mem_blocks", FT_UINT8, BASE_DEC, NULL, 0x0, "Blocks", HFILL }},
 	};
 
 	proto_register_field_array(proto_isi, hf, array_length(hf));
 	register_dissector("isi.mtc", dissect_isi_mtc, proto_isi);
 }
 
+static void dissect_isi_mtc_subblock(guint8 sptype, tvbuff_t *tvb, packet_info *pinfo, proto_item *item, proto_tree *tree) {
+	switch(sptype) {
+		case 0x01: /* MTC_SB_MEM_DL_DATA */
+		case 0x02: /* MTC_SB_LONG_PWR_KEY_COUNT */
+		case 0x30: /* PERF_SB_OPERATING_POINT */
+		case 0x31: /* PERF_SB_SERVICE_SETTING */
+		case 0x32: /* PERF_SB_PERFORMANCE */
+		case 0x33: /* PERF_SB_HW_CONF_VCORE */
+		case 0x36: /* PERF_SB_HW_CONF_VCORE_PROD */
+		default:
+			break;
+	}
+}
 
 static void dissect_isi_mtc(tvbuff_t *tvb, packet_info *pinfo, proto_item *isitree) {
 	proto_item *item = NULL;
@@ -185,48 +304,222 @@ static void dissect_isi_mtc(tvbuff_t *tvb, packet_info *pinfo, proto_item *isitr
 
 		switch (cmd) {
 			case 0x01: /* MTC_STATE_REQ */
-				proto_tree_add_item(tree, hf_isi_mtc_target_state, tvb, 1, 1, FALSE);
 				col_set_str(pinfo->cinfo, COL_INFO, "MTC State Request");
+				proto_tree_add_item(tree, hf_isi_mtc_target_state, tvb, 1, 1, FALSE);
 				break;
 			case 0x64: /* MTC_STATE_RESP */
-				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
 				col_set_str(pinfo->cinfo, COL_INFO, "MTC State Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
 				break;
 			case 0x02: /* MTC_STATE_QUERY_REQ */
 				col_set_str(pinfo->cinfo, COL_INFO, "MTC State Query Request");
 				break;
 			case 0x65: /* MTC_STATE_QUERY_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC State Query Response");
 				proto_tree_add_item(tree, hf_isi_mtc_current_state, tvb, 1, 1, FALSE);
 				proto_tree_add_item(tree, hf_isi_mtc_target_state, tvb, 2, 1, FALSE);
-				col_set_str(pinfo->cinfo, COL_INFO, "MTC State Query Response");
 				break;
 			case 0x03: /* MTC_POWER_OFF_REQ */
 				col_set_str(pinfo->cinfo, COL_INFO, "MTC Power Off Request");
 				break;
 			case 0x66: /* MTC_POWER_OFF_RESP */
-				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
 				col_set_str(pinfo->cinfo, COL_INFO, "MTC Power Off Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x04: /* MTC_POWER_ON_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Power On Request");
+				break;
+			case 0x67: /* MTC_POWER_ON_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Power On Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x05: /* MTC_SLEEP_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Sleep Request");
+				proto_tree_add_item(tree, hf_isi_mtc_timeout, tvb, 1, 2, FALSE);
+				break;
+			case 0x68: /* MTC_SLEEP_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Sleep Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x06: /* MTC_RESET_GENERATE_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Reset Generate Request");
+				proto_tree_add_item(tree, hf_isi_mtc_reset_type, tvb, 1, 1, FALSE);
+				break;
+			case 0x69: /* MTC_RESET_GENERATE_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Reset Generate Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x07: /* MTC_SLEEP_ENABLE_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Sleep Enable Request");
+				proto_tree_add_item(tree, hf_isi_mtc_sleep_type, tvb, 1, 1, FALSE);
+				break;
+			case 0x6A: /* MTC_SLEEP_ENABLE_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Sleep Enable Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x08: /* MTC_SLEEP_DISABLE_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Sleep Disable Request");
+				proto_tree_add_item(tree, hf_isi_mtc_sleep_type, tvb, 1, 1, FALSE);
+				break;
+			case 0x6B: /* MTC_SLEEP_DISABLE_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Sleep Disable Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x09: /* MTC_CLOCK_CHANGE_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Clock Change Request");
+				proto_tree_add_item(tree, hf_isi_mtc_clock_type, tvb, 1, 1, FALSE);
+				proto_tree_add_item(tree, hf_isi_mtc_clock_action, tvb, 2, 1, FALSE);
+				break;
+			case 0x6C: /* MTC_CLOCK_CHANGE_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Clock Change Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x0A: /* MTC_WATCHDOG_CONTROL_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Watchdog Control Request");
+				proto_tree_add_item(tree, hf_isi_mtc_wd_action, tvb, 1, 1, FALSE);
+				proto_tree_add_item(tree, hf_isi_mtc_wd_mask, tvb, 2, 1, FALSE);
+				break;
+			case 0x6D: /* MTC_WATCHDOG_CONTROL_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Watchdog Control Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
 				break;
 			case 0x0B: /* MTC_STARTUP_SYNQ_REQ */
 				col_set_str(pinfo->cinfo, COL_INFO, "MTC Startup Synq Request");
 				break;
 			case 0x6E: /* MTC_STARTUP_SYNQ_RESP */
-				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
 				col_set_str(pinfo->cinfo, COL_INFO, "MTC Startup Synq Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x0C: /* MTC_FORCE_STARTUP_STATE_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Force Startup State Request");
+				proto_tree_add_item(tree, hf_isi_mtc_force_action, tvb, 1, 1, FALSE);
+				proto_tree_add_item(tree, hf_isi_mtc_target_state, tvb, 2, 1, FALSE);
+				break;
+			case 0x6F: /* MTC_FORCE_STARTUP_STATE_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC Force Startup State Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x0D: /* MTC_RAT_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC RAT Request");
+				proto_tree_add_item(tree, hf_isi_mtc_rat, tvb, 1, 1, FALSE);
+				proto_tree_add_item(tree, hf_isi_mtc_rat_state, tvb, 2, 1, FALSE);
+				break;
+			case 0x70: /* MTC_RAT_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x0E: /* MTC_RAT_QUERY_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC RAT Query Request");
+				break;
+			case 0x71: /* MTC_RAT_QUERY_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC RAT Query Response");
+				proto_tree_add_item(tree, hf_isi_mtc_rat, tvb, 1, 1, FALSE);
+				break;
+			case 0x0F: /* MTC_MEM_DL_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC MEM DL Request");
+				proto_tree_add_item(tree, hf_isi_mtc_mem_user, tvb, 1, 1, FALSE);
+				proto_tree_add_item(tree, hf_isi_mtc_mem_blocks, tvb, 2, 1, FALSE);
+				break;
+			case 0x72: /* MTC_MEM_DL_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC MEM DL Response");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x10: /* MTC_EXT_MEM_ACCESS_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				// TODO: action
+				proto_tree_add_item(tree, hf_isi_mtc_mem_user, tvb, 2, 1, FALSE);
+				break;
+			case 0x73: /* MTC_EXT_MEM_ACCESS_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
+			case 0x11: /* MTC_RESET_CONTROL_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x74: /* MTC_RESET_CONTROL_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
 				break;
 			case 0x12: /* MTC_SHUTDOWN_SYNC_REQ */
 				col_set_str(pinfo->cinfo, COL_INFO, "MTC Shutdown Sync Request");
 				break;
+			case 0x75: /* MTC_SHUTDOWN_SYNC_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				proto_tree_add_item(tree, hf_isi_mtc_status, tvb, 1, 1, FALSE);
+				break;
 			case 0xC0: /* MTC_STATE_INFO_IND */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC State Info Indication");
 				proto_tree_add_item(tree, hf_isi_mtc_current_state, tvb, 1, 1, FALSE);
 				proto_tree_add_item(tree, hf_isi_mtc_action, tvb, 2, 1, FALSE);
-				col_set_str(pinfo->cinfo, COL_INFO, "MTC State Info Indication");
+				break;
+			case 0x13: /* MTC_SOS_STATUS_QUERY_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x76: /* MTC_SOS_STATUS_QUERY_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x14: /* MTC_GENERIC_STATUS_QUERY_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x77: /* MTC_GENERIC_STATUS_QUERY_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x15: /* MTC_RF_CONTROL_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x78: /* MTC_RF_CONTROL_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x16: /* MTC_RF_STATUS_QUERY_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x79: /* MTC_RF_STATUS_QUERY_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x17: /* MTC_VCORE_READ_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x30: /* PERF_SET_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x90: /* PERF_SET_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x31: /* PERF_STATE_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x91: /* PERF_STATE_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x32: /* PERF_SETTINGS_WRITE_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x92: /* PERF_SETTINGS_WRITE_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x33: /* PERF_INFO_REQ */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x93: /* PERF_INFO_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x7A: /* MTC_RAT_INFO_NTF */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x7B: /* MTC_VCORE_READ_RESP */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0x7C: /* MTC_DSP_GENIO_CONFIG_NTF */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
+				break;
+			case 0xC1: /* MTC_CLOCK_CHANGE_IND */
+				col_set_str(pinfo->cinfo, COL_INFO, "");
 				break;
 			case 0xC2: /* MTC_RF_STATUS_INFO_IND */
+				col_set_str(pinfo->cinfo, COL_INFO, "MTC RF Status Info Indication");
 				proto_tree_add_item(tree, hf_isi_mtc_current_state, tvb, 1, 1, FALSE);
 				proto_tree_add_item(tree, hf_isi_mtc_action, tvb, 2, 1, FALSE);
-				col_set_str(pinfo->cinfo, COL_INFO, "MTC RF Status Info Indication");
 				break;
+
 			case 0xF0: /* COMMON_MESSAGE */
 				col_set_str(pinfo->cinfo, COL_INFO, "MTC Common Message");
 				dissect_isi_common("MTC", tvb, pinfo, tree);