From 8dc5548416809c581b8e05a5640be404af0c512a Mon Sep 17 00:00:00 2001 From: Klaus Kurzmann Date: Sun, 17 Apr 2011 11:51:44 +0200 Subject: [PATCH] add isi-selftest Signed-off-by: Klaus Kurzmann --- Makefile | 1 + src/isi-selftest.c | 388 +++++++++++++++++++++++++++++++++++++++++++++ src/isi-selftest.h | 8 + src/packet-isi.c | 2 + 4 files changed, 399 insertions(+) create mode 100644 src/isi-selftest.c create mode 100644 src/isi-selftest.h diff --git a/Makefile b/Makefile index f1690a7..393b268 100644 --- a/Makefile +++ b/Makefile @@ -17,6 +17,7 @@ OBJECTS:=src/packet-isi.o \ src/isi-call.o \ src/isi-light.o \ src/isi-commgr.o \ + src/isi-selftest.o all: isi.so diff --git a/src/isi-selftest.c b/src/isi-selftest.c new file mode 100644 index 0000000..7576d1b --- /dev/null +++ b/src/isi-selftest.c @@ -0,0 +1,388 @@ +/* isi-selftest.c + * Dissector for ISI's selftest resource + * Copyright 2011, Klaus Kurzmann + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + + +#include +#include +#include + +#include "packet-isi.h" +#include "isi-selftest.h" + +static const value_string isi_selftest_cmd[] = { + {0x00, "ST_RUN_REQ"}, + {0x01, "ST_RUN_RESP"}, + {0x02, "ST_RESULTS_GET_REQ"}, + {0x03, "ST_RESULTS_GET_RESP"}, + {0x04, "ST_SELFTEST_LIST_GET_REQ"}, + {0x05, "ST_SELFTEST_LIST_GET_RESP"}, + {0x06, "ST_SELFTEST_NAMES_GET_REQ"}, + {0x07, "ST_SELFTEST_NAMES_GET_RESP"}, + {0x08, "ST_DETAILED_RESULTS_GET_REQ"}, + {0x09, "ST_DETAILED_RESULTS_GET_RESP"}, + {0x0A, "ST_PRODUCT_TEST_REQ"}, + {0x0B, "ST_PRODUCT_TEST_RESP"}, + {0x00, NULL} +}; + +static const value_string isi_selftest_subblock_type[] = { + {0x00, "ST_SB_SELFTEST_LIST"}, + {0x01, "ST_SB_SELFTEST_RESULT"}, + {0x02, "ST_SB_SELFTEST_NAME"}, + {0x03, "ST_SB_SELFTEST_DETAILED_RESULTS"}, + {0x04, "ST_SB_DISPLAY_PATTERN"}, + {0x05, "ST_SB_TVOUT_PATTERN"}, + {0x00, NULL} +}; + +static const value_string isi_selftest_action[] = { + {0x00, "Selftest Start"}, + {0x01, "Selftest Stop"}, + {0x00, NULL} +}; + +static const value_string isi_selftest_type[] = { + {0x00, "ST_LISTED_TESTS"}, + {0x01, "ST_STARTUP_TESTS"}, + {0x02, "ST_RUNTIME_TESTS"}, + {0x03, "ST_ALL_POSSIBLE_TESTS"}, + {0x04, "ST_BACKGROUND_TESTS"}, + {0x00, NULL} +}; + +static const value_string isi_selftest_status[] = { + {0x00, "ST_OK"}, + {0x01, "ST_FAIL"}, + {0x02, "ST_BUSY"}, + {0x03, "ST_NOT_EXECUTED"}, + {0x04, "ST_NOT_SUPPORTED"}, + {0x05, "ST_SHORT_CIRCUIT"}, + {0x06, "ST_NO_SIGNAL"}, + {0x07, "ST_NO_POWER"}, + {0x08, "ST_WRONG_OR_MISSING_ID"}, + {0x09, "ST_NO_SIM"}, + {0x0A, "ST_MINOR"}, + {0x0B, "ST_SEVERE"}, + {0x0C, "ST_FATAL"}, + {0x0D, "ST_TIMEOUT"}, + {0x0E, "ST_EXECUTING"}, + {0x00, NULL} +}; + +static value_string isi_selftest_id[] = { + {0x01, "ST_AUX_DA_LOOP_TEST"}, + {0x02, "ST_CURRENT_CONS_TEST"}, + {0x03, "ST_EAR_DATA_LOOP_TEST"}, + {0x04, "ST_CDMA_DSP_ALL_TEST"}, + {0x05, "ST_CAMERA_ACCELERATOR_TEST"}, + {0x06, "ST_IR_LOOP_TEST"}, + {0x07, "ST_KEYBOARD_STUCK_TEST"}, + {0x08, "ST_MBUS_RX_TX_LOOP_TEST"}, + {0x09, "ST_PMM_CHECKSUM_TEST"}, + {0x0A, "ST_PPM_VALIDITY_TEST"}, + {0x0B, "ST_TILT_SENSOR_IF_TEST"}, + {0x0C, "ST_SIM_CLK_LOOP_TEST"}, + {0x0D, "ST_SIM_IO_CTRL_LOOP_TEST"}, + {0x0E, "ST_MICB1_TEST"}, + {0x0F, "ST_SLEEP_X_LOOP_TEST"}, + {0x10, "ST_TEMP_SENSOR_IF_TEST"}, + {0x11, "ST_TX_IDP_LOOP_TEST"}, + {0x12, "ST_TX_IQ_DP_LOOP_TEST"}, + {0x13, "ST_KELVIN_VIBRA_TEST"}, + {0x14, "ST_BACKUP_BATT_TEST"}, + {0x15, "ST_LPRF_IF_TEST"}, + {0x16, "ST_CAMERA_IF_TEST"}, + {0x17, "ST_KELVIN_BATVOLTAGE_TEST"}, + {0x18, "ST_CDMA_MEMORY_BUFFER_TEST"}, + {0x19, "ST_EXTERNAL_RAM_TEST"}, + {0x1A, "ST_KELVIN_CAPACITOR_TEST"}, + {0x1B, "ST_KELVIN_AUDIO_TEST"}, + {0x1C, "ST_KELVIN_MIC_TEST"}, + {0x1D, "ST_KELVIN_MISC_TEST"}, + {0x1E, "ST_RF_CHIP_ID_TEST"}, + {0x1F, "ST_KELVIN_CHARGING_TEST"}, + {0x20, "ST_AMB_LIGHT_SENSOR_TEST"}, + {0x21, "ST_SIM_LOCK_TEST"}, + {0x22, "ST_USB_CHARGING_TEST"}, + {0x23, "ST_NAVISCROLL_TEST"}, + {0x24, "ST_SEC_LCD_IF_TEST"}, + {0x25, "ST_SEC_CAMERA_IF_TEST"}, + {0x26, "ST_CAMERA_AUTOFOCUS_TEST"}, + {0x27, "ST_WARRANTY_TEST"}, + {0x28, "ST_PMM_VALIDITY_TEST"}, + {0x29, "ST_FLASH_CHECKSUM_TEST"}, + {0x2A, "ST_RADIO_TEST"}, + {0x2B, "ST_LCD_TEST"}, + {0x2C, "ST_LPRF_AUDIO_LINES_TEST"}, + {0x2D, "ST_IR_IF_TEST"}, + {0x2E, "ST_UEM_CBUS_IF_TEST"}, + {0x2F, "ST_AEM_CBUS_IF_TEST"}, + {0x30, "ST_PROX_FAULT_TEST"}, + {0x31, "ST_VIBRA_TEST_TEST"}, + {0x32, "ST_MMC_INT_TEST"}, + {0x33, "ST_PA_TEMP_TEST"}, + {0x34, "ST_KEYB_LINE_TEST"}, + {0x35, "ST_WCDMA_IF_TEST"}, + {0x36, "ST_EXT_RAM_DATA_BUS_TEST"}, + {0x37, "ST_EXT_RAM_ADDR_BUS_TEST"}, + {0x38, "ST_CDSP_SLEEPCLK_FREQ_TEST"}, + {0x39, "ST_CURRENT_GAUGE_IF_TEST"}, + {0x3A, "ST_CMT_APE_WAKEUP_TEST"}, + {0x3B, "ST_MAIN_LCD_IF_TEST"}, + {0x3C, "ST_TOUCH_STUCK_TEST"}, + {0x3D, "ST_QWERTY_IF_TEST"}, + {0x3E, "ST_QWERTY_STUCK_TEST"}, + {0x3F, "ST_APE_DAC_CTRL_IF_TEST"}, + {0x40, "ST_APE_RAM_TEST"}, + {0x41, "ST_APE_POST_CODE_TEST"}, + {0x42, "ST_ADSP_STARTUP_TEST"}, + {0x43, "ST_ADSP_EXT_FLASH_TEST"}, + {0x44, "ST_SW_TYPE_VALIDITY_TEST"}, + {0x45, "ST_BACKLIGHT_TEST"}, + {0x46, "ST_NAND_FLASH_ID_TEST"}, + {0x47, "ST_BT_WAKEUP_TEST"}, + {0x48, "ST_WLAN_TEST"}, + {0x49, "ST_XABUS_TEST"}, + {0x4A, "ST_CDSP_TXC_DATA_TEST"}, + {0x4B, "ST_CDSP_WCDMA_TX_POWER_TEST"}, + {0x4C, "ST_CDSP_WCDMA_TX_IQ_QUAL_TEST"}, + {0x4D, "ST_CDSP_GSM_TX_POWER_TEST"}, + {0x4E, "ST_CDSP_GSM_TX_IQ_QUAL_TEST"}, + {0x4F, "ST_CDSP_RX_PLL_PHASE_LOCK_TEST"}, + {0x50, "ST_CDSP_TX_PLL_PHASE_LOCK_TEST"}, + {0x51, "ST_CDSP_RX_IQ_LOOP_BACK_TEST"}, + {0x52, "ST_CDSP_PWR_DETECTOR_BIAS_TEST"}, + {0x53, "ST_CDSP_RF_SUPPLY_TEST"}, + {0x54, "ST_CDSP_PA_COMBINATION_TEST"}, + {0x55, "ST_CDSP_TX_IQ_TEST"}, + {0x56, "ST_CDSP_RF_BB_IF_TEST"}, + {0x58, "ST_TAHVOINT_TEST"}, + {0x59, "ST_IVE_TEST"}, + {0x5A, "ST_PWR_KEY_TEST"}, + {0x5B, "ST_USB_LOOP_TEST"}, + {0x5C, "ST_BT_WLAN_COEXISTENCE_TEST"}, + {0x5D, "ST_SECURITY_TEST"}, + {0x5E, "ST_GPS_TEST"}, + {0x5F, "ST_PWRONX_PULSE_TEST"}, + {0x60, "ST_HOOKINT_TEST"}, + {0x61, "ST_MASS_MEMORY_IF_TEST"}, + {0x62, "ST_2ND_JOYSTICK_STUCK_TEST"}, + {0x63, "ST_IRDA_LED_STRESS_TEST"}, + {0x64, "ST_CAMERA_FLASHLIGHT_TEST"}, + {0x65, "ST_BTEMP_TEST"}, + {0x66, "ST_APE_EM_ASIC_TEST"}, + {0x67, "ST_TOUCH_IF_TEST"}, + {0x68, "ST_ACCEL_IF_TEST"}, + {0x69, "ST_INTERNAL_ANTENNA_TEST"}, + {0x6A, "ST_DVBH_TEST"}, + {0x6B, "ST_BT_SLEEP_CLK_TEST"}, + {0x6C, "ST_EXT_DEVICE_TEST"}, + {0x6D, "ST_ZOOM_TEST"}, + {0x6E, "ST_PREPAID_CSTYPE_TEST"}, + {0x6F, "ST_HRM_TEST"}, + {0x70, "ST_BT_CLK_REQ_TEST"}, + {0x71, "ST_LCD_CONTROLLER_TEST"}, + {0x72, "ST_IO_EXPANDER_IF_TEST"}, + {0x73, "ST_TVOUT_IF_TEST"}, + {0x74, "ST_KELVIN_XEAR_TEST"}, + {0x75, "ST_DIGIMIC_TEST"}, + {0x76, "ST_CDSP_ANTENNA_TEST"}, + {0x77, "ST_IIC_TEST"}, + {0x78, "ST_CAMERA_REVEAL_TEST"}, + {0x79, "ST_LED_FLASH_TEST"}, + {0x7A, "ST_FMTX_TEST"}, + {0x7B, "ST_CDSP_RX_IQ_TEST"}, + {0x7C, "ST_CDSP_STROBE_TEST"}, + {0x7D, "ST_CDSP_DIGI_RXTX_IF_TEST"}, + {0x7E, "ST_CDSP_SMPS_TEST"}, + {0x7F, "ST_CDSP_PA_ID_PIN_TEST"}, + {0x80, "ST_CDSP_SLEEPCLOCK_FREQ_TEST"}, + {0xC8, "ST_CDSP_NO_TEST"}, + {0xC9, "ST_MAGNETOMETER_TEST"}, + {0xCA, "ST_ELECTROMAGNET_TEST"}, + {0xCB, "ST_CHIPSET_API_PMU_TEST"}, + {0xCC, "ST_CHIPSET_API_RFPA_TEST"}, + {0xCD, "ST_CHIPSET_API_VIBRA_TEST"}, + {0xCE, "ST_CHIPSET_API_MIC_TEST"}, + {0xCF, "ST_CHIPSET_API_EARP_TEST"}, + {0xD0, "ST_CHIPSET_API_IHF_TEST"}, + {0xD1, "ST_HEADSET_AMPLIFIER_TEST"}, + {0xD2, "ST_SNV_MEMORY_TEST"}, + {0xD3, "ST_WIMAX_SLEEP_CLK_TEST"}, + {0xD4, "ST_WIMAX_BOOT_IO_TEST"}, + {0xD5, "ST_FINGERPRINT_SENSOR_TEST"}, + {0xD6, "ST_MODEM_IRQ_TEST"}, + {0xD7, "ST_MODEM_TX_START_TEST"}, + {0xD8, "ST_MODEM_IQ_IF_TEST"}, + {0xD9, "ST_MODEM_FDI_TEST"}, + {0xDA, "ST_MODEM_TBTIMEMARK_TEST"}, + {0xDB, "ST_MODEM_CMTTIMEMARK_TEST"}, + {0xDC, "ST_MODEM_SDRAM_TEST"}, + {0xDD, "ST_MODEM_VCORESMPS_TESTS"}, + {0xDE, "ST_LED_CONTROLLER_TEST"}, + {0x00, NULL} +}; + +static dissector_handle_t isi_selftest_handle; +static void dissect_isi_selftest(tvbuff_t *tvb, packet_info *pinfo, proto_item *tree); + +static guint32 hf_isi_selftest_cmd = -1; +static guint32 hf_isi_selftest_subblock_type = -1; +static guint32 hf_isi_selftest_subblock_count = -1; +static guint32 hf_isi_selftest_action = -1; +static guint32 hf_isi_selftest_type = -1; +static guint32 hf_isi_selftest_status = -1; +static guint32 hf_isi_selftest_id = -1; + + +void proto_reg_handoff_isi_selftest(void) { + static gboolean initialized=FALSE; + + if (!initialized) { + isi_selftest_handle = create_dissector_handle(dissect_isi_selftest, proto_isi); + dissector_add("isi.resource", 0x35, isi_selftest_handle); + } +} + +void proto_register_isi_selftest(void) { + static hf_register_info hf[] = { + { &hf_isi_selftest_cmd, + { "Command", "isi.selftest.cmd", FT_UINT8, BASE_HEX, isi_selftest_cmd, 0x0, "Command", HFILL }}, + { &hf_isi_selftest_subblock_type, + { "Subblock-Type", "isi.selftest.subblock_type", FT_UINT8, BASE_HEX, isi_selftest_subblock_type, 0x0, "Subblock-Type", HFILL }}, + { &hf_isi_selftest_subblock_count, + { "Subblock-Count", "isi.selftest.subblock_count", FT_UINT8, BASE_DEC, NULL, 0x0, "Subblock-Count", HFILL }}, + { &hf_isi_selftest_type, + { "Test-Type", "isi.selftest.type", FT_UINT8, BASE_HEX, isi_selftest_type, 0x0, "Test-Type", HFILL }}, + { &hf_isi_selftest_action, + { "Action", "isi.selftest.action", FT_UINT8, BASE_HEX, isi_selftest_action, 0x0, "Action", HFILL }}, + { &hf_isi_selftest_status, + { "Status", "isi.selftest.status", FT_UINT8, BASE_HEX, isi_selftest_status, 0x0, "Status", HFILL }}, + { &hf_isi_selftest_id, + { "Test-Id", "isi.selftest.id", FT_UINT8, BASE_HEX, isi_selftest_id, 0x0, "Test-Id", HFILL }}, + }; + + proto_register_field_array(proto_isi, hf, array_length(hf)); + register_dissector("isi.selftest", dissect_isi_selftest, proto_isi); +} + +static void _sub_result(tvbuff_t *tvb, proto_tree *tree) { + proto_tree_add_item(tree, hf_isi_selftest_id, tvb, 2, 1, FALSE); + proto_tree_add_item(tree, hf_isi_selftest_status, tvb, 3, 1, FALSE); +} + +static void dissect_isi_selftest_subblock(guint8 sptype, tvbuff_t *tvb, packet_info *pinfo, proto_item *item, proto_tree *tree) { + switch(sptype) { + case 0x01: _sub_result(tvb, tree); break; /* ST_SB_SELFTEST_RESULT */ + + case 0x00: /* ST_SB_SELFTEST_LIST */ + case 0x02: /* ST_SB_SELFTEST_NAME */ + case 0x03: /* ST_SB_SELFTEST_DETAILED_RESULTS */ + case 0x04: /* ST_SB_DISPLAY_PATTERN */ + case 0x05: /* ST_SB_TVOUT_PATTERN */ + + default: + expert_add_info_format(pinfo, item, PI_PROTOCOL, PI_WARN, "unsupported packet"); + break; + } +} + +static void dissect_isi_selftest(tvbuff_t *tvb, packet_info *pinfo, proto_item *isitree) { + proto_item *item = NULL; + proto_tree *tree = NULL; + guint8 cmd, code; + + if(isitree) { + item = proto_tree_add_text(isitree, tvb, 0, -1, "Payload"); + tree = proto_item_add_subtree(item, ett_isi_msg); + + proto_tree_add_item(tree, hf_isi_selftest_cmd, tvb, 0, 1, FALSE); + cmd = tvb_get_guint8(tvb, 0); + + switch (cmd) { + case 0x00: /* ST_RUN_REQ */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest Run Request"); + proto_tree_add_item(tree, hf_isi_selftest_type, tvb, 1, 1, FALSE); + dissect_isi_subpacket(hf_isi_selftest_subblock_type, 3, tvb, pinfo, item, tree, dissect_isi_selftest_subblock); + break; + case 0x01: /* ST_RUN_RESP */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest Run Response"); + proto_tree_add_item(tree, hf_isi_selftest_status, tvb, 1, 1, FALSE); + dissect_isi_subpacket(hf_isi_selftest_subblock_type, 3, tvb, pinfo, item, tree, dissect_isi_selftest_subblock); + break; + case 0x02: /* ST_RESULTS_GET_REQ */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest Results Get Request"); + proto_tree_add_item(tree, hf_isi_selftest_type, tvb, 1, 1, FALSE); + dissect_isi_subpacket(hf_isi_selftest_subblock_type, 3, tvb, pinfo, item, tree, dissect_isi_selftest_subblock); + break; + case 0x03: /* ST_RESULTS_GET_RESP */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest Results Get Response"); + proto_tree_add_item(tree, hf_isi_selftest_status, tvb, 1, 1, FALSE); + dissect_isi_subpacket(hf_isi_selftest_subblock_type, 3, tvb, pinfo, item, tree, dissect_isi_selftest_subblock); + break; + case 0x04: /* ST_SELFTEST_LIST_GET_REQ */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest List Get Request"); + expert_add_info_format(pinfo, item, PI_PROTOCOL, PI_WARN, "unsupported packet"); + break; + case 0x05: /* ST_SELFTEST_LIST_GET_RESP */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest List Get Response"); + expert_add_info_format(pinfo, item, PI_PROTOCOL, PI_WARN, "unsupported packet"); + break; + case 0x06: /* ST_SELFTEST_NAMES_GET_REQ */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest Names Get Request"); + expert_add_info_format(pinfo, item, PI_PROTOCOL, PI_WARN, "unsupported packet"); + break; + case 0x07: /* ST_SELFTEST_NAMES_GET_RESP */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest Names Get Response"); + expert_add_info_format(pinfo, item, PI_PROTOCOL, PI_WARN, "unsupported packet"); + break; + case 0x08: /* ST_DETAILED_RESULTS_GET_REQ */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest Detailed Results Get Request"); + expert_add_info_format(pinfo, item, PI_PROTOCOL, PI_WARN, "unsupported packet"); + break; + case 0x09: /* ST_DETAILED_RESULTS_GET_RESP */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest Detailed Results Get Response"); + expert_add_info_format(pinfo, item, PI_PROTOCOL, PI_WARN, "unsupported packet"); + break; + case 0x0A: /* ST_PRODUCT_TEST_REQ */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest Product Test Request"); + expert_add_info_format(pinfo, item, PI_PROTOCOL, PI_WARN, "unsupported packet"); + break; + case 0x0B: /* ST_PRODUCT_TEST_RESP */ + col_set_str(pinfo->cinfo, COL_INFO, "Selftest Product Test Response"); + expert_add_info_format(pinfo, item, PI_PROTOCOL, PI_WARN, "unsupported packet"); + break; + + case 0xF0: /* COMMON_MESSAGE */ + dissect_isi_common("Selftest", tvb, pinfo, tree); + break; + default: + col_set_str(pinfo->cinfo, COL_INFO, "unhandled Selftest packet"); + expert_add_info_format(pinfo, item, PI_PROTOCOL, PI_WARN, "unsupported packet"); + break; + } + } +} + + + + + diff --git a/src/isi-selftest.h b/src/isi-selftest.h new file mode 100644 index 0000000..baef5b4 --- /dev/null +++ b/src/isi-selftest.h @@ -0,0 +1,8 @@ +#ifndef _ISI_SELFTEST_H +#define _ISI_SELFTEST_H + +void proto_reg_handoff_isi_selftest(void); +void proto_register_isi_selftest(void); + +#endif + diff --git a/src/packet-isi.c b/src/packet-isi.c index b9f500c..3e4a28e 100644 --- a/src/packet-isi.c +++ b/src/packet-isi.c @@ -371,6 +371,7 @@ void proto_reg_handoff_isi(void) { proto_reg_handoff_isi_call(); proto_reg_handoff_isi_light(); proto_reg_handoff_isi_commgr(); + proto_reg_handoff_isi_selftest(); #ifdef ISI_USB heur_dissector_add("usb.bulk", dissect_usb_isi, proto_isi); @@ -444,6 +445,7 @@ void proto_register_isi(void) { proto_register_isi_call(); proto_register_isi_light(); proto_register_isi_commgr(); + proto_register_isi_selftest(); } void dissect_isi_subpacket(guint32 hf_sub_type, guint8 offset, tvbuff_t *tvb,