/* packet-slimp3.c * Routines for SliMP3 protocol dissection * * Ashok Narayanan * * Adds support for the data packet protocol for the SliMP3 * See www.slimdevices.com for details. * * Wireshark - Network traffic analyzer * By Gerald Combs * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include "config.h" #include #include void proto_register_slimp3(void); void proto_reg_handoff_slimp3(void); static int proto_slimp3 = -1; static int hf_slimp3_opcode = -1; static int hf_slimp3_control = -1; static int hf_slimp3_uptime = -1; static int hf_slimp3_code_id = -1; static int hf_slimp3_code_bits = -1; static int hf_slimp3_infrared_slimp3 = -1; static int hf_slimp3_infrared_jvc = -1; static int hf_slimp3_infrared = -1; static int hf_slimp3_device_id = -1; static int hf_slimp3_fw_rev = -1; static int hf_slimp3_data_offset = -1; static int hf_slimp3_data_command = -1; static int hf_slimp3_data_write_pointer = -1; static int hf_slimp3_data_sequence = -1; static int hf_slimp3_disc_rsp_server_ip = -1; static int hf_slimp3_disc_rsp_server_port = -1; static int hf_slimp3_data_ack_write_pointer = -1; static int hf_slimp3_data_ack_read_pointer = -1; static int hf_slimp3_data_ack_sequence = -1; static int hf_slimp3_data_req_offset = -1; /* Generated from convert_proto_tree_add_text.pl */ static int hf_slimp3_display_delay = -1; static int hf_slimp3_display_string = -1; static int hf_slimp3_display_command = -1; static int hf_slimp3_display_unknown = -1; static int hf_slimp3_hello_response_client_server = -1; static int hf_slimp3_hello_request_server_client = -1; static int hf_slimp3_i2c_response_client_server = -1; static int hf_slimp3_i2c_request_server_client = -1; static int hf_slimp3_data_length = -1; static int hf_slimp3_data_data = -1; static gint ett_slimp3 = -1; #define UDP_PORT_SLIMP3_V1 1069 #define UDP_PORT_SLIMP3_V2 3483 #define SLIMP3_IR 'i' #define SLIMP3_CONTROL 's' #define SLIMP3_HELLO 'h' #define SLIMP3_DATA 'm' #define SLIMP3_DATA_REQ 'r' #define SLIMP3_DISPLAY 'l' #define SLIMP3_I2C '2' #define SLIMP3_DISC_REQ 'd' #define SLIMP3_DISC_RSP 'D' #define SLIMP3_DATA_ACK 'a' static const value_string slimp3_opcode_vals[] = { { SLIMP3_IR, "Infrared Remote Code" }, { SLIMP3_CONTROL, "Stream Control" }, { SLIMP3_DATA, "MPEG Data" }, { SLIMP3_DATA_REQ, "Data Request" }, { SLIMP3_HELLO, "Hello" }, { SLIMP3_DISPLAY, "Display" }, { SLIMP3_I2C, "I2C" }, { SLIMP3_DISC_REQ, "Discovery Request" }, { SLIMP3_DISC_RSP, "Discovery Response" }, { SLIMP3_DATA_ACK, "Ack" }, { 0, NULL } }; /* IR remote control types */ static const value_string slimp3_ir_types[] = { { 0x02, "SLIMP3" }, { 0xff, "JVC DVD Player" }, { 0, NULL } }; /* IR codes for the custom SLIMP3 remote control */ static const value_string slimp3_ir_codes_slimp3[] = { { 0x768900ff, "voldown" }, { 0x768904fb, "brightness" }, { 0x768908f7, "2" }, { 0x768910ef, "play" }, { 0x768920df, "pause" }, { 0x768928d7, "6" }, { 0x768938c7, "repeat" }, { 0x768940bf, "power" }, { 0x768948b7, "4" }, { 0x768958a7, "search" }, { 0x7689609f, "add" }, { 0x76896897, "8" }, { 0x76897887, "now_playing" }, { 0x7689807f, "volup" }, { 0x76898877, "3" }, { 0x7689906f, "arrow_left" }, { 0x76899867, "0" }, { 0x7689a05f, "fwd" }, { 0x7689a857, "7" }, { 0x7689b04f, "arrow_down" }, { 0x7689b847, "sleep" }, { 0x7689c03f, "rew" }, { 0x7689c837, "5" }, { 0x7689d02f, "arrow_right" }, { 0x7689d827, "shuffle" }, { 0x7689e01f, "arrow_up" }, { 0x7689e817, "9" }, { 0x7689f00f, "1" }, { 0x7689f807, "size" }, { 0, NULL } }; static value_string_ext slimp3_ir_codes_slimp3_ext = VALUE_STRING_EXT_INIT(slimp3_ir_codes_slimp3); /* IR codes for the JVC remote control */ static const value_string slimp3_ir_codes_jvc[] = { { 0xf786, "One" }, { 0xf746, "Two" }, { 0xf7c6, "Three" }, { 0xf726, "Four" }, { 0xf7a6, "Five" }, { 0xf766, "Six" }, { 0xf7e6, "Seven" }, { 0xf716, "Eight" }, { 0xf796, "Nine" }, { 0xf776, "Ten" }, { 0xf7f6, "Picture-In-Picture" }, /* { 0xf7XX, "Enter" }, */ { 0xf70e, "Back" }, { 0xf732, "Play" }, { 0xf76e, "Forward" }, { 0xf743, "Record" }, { 0xf7c2, "Stop" }, { 0xf7b2, "Pause" }, /* { 0xf7XX, "TV/Video" }, */ { 0xf703, "Display" }, { 0xf7b3, "Sleep" }, { 0xf7b6, "Guide" }, { 0xf70b, "Up" }, { 0xf74b, "Left" }, { 0xf7cb, "Right" }, { 0xf78b, "Down" }, { 0xf783, "Menu" }, { 0xf72b, "OK" }, { 0xf778, "Volume Up" }, { 0xf7f8, "Volume Down" }, { 0xf70d, "Channel Up" }, { 0xf78d, "Channel Down" }, /* { 0xf7XX, "Mute" }, */ { 0xf7ab, "Recall" }, { 0xf702, "Power" }, { 0, NULL } }; static const value_string slimp3_display_commands[] = { { 0x1, "Clear Display"}, { 0x2, "Cursor to 1st Line Home"}, { 0x4, "Mode: Decrement Address, Shift Cursor"}, { 0x5, "Mode: Decrement Address, Shift Display"}, { 0x6, "Mode: Increment Address, Shift Cursor"}, { 0x7, "Mode: Increment Address, Shift Display"}, { 0x8, "Display Off"}, { 0xd, "Display On, With Blinking"}, { 0xe, "Display On, With Cursor"}, { 0xf, "Display On, With Cursor And Blinking"}, { 0x10, "Move Cursor Left"}, { 0x14, "Move Cursor Right"}, { 0x18, "Shift Display Left"}, { 0x1b, "Shift Display Right"}, { 0x30, "Set (8-bit)"}, { 0x20, "Set (4-bit)"}, { 0xa0, "Cursor to Top Right"}, { 0xc0, "Cursor to 2nd Line Home"}, { 0, NULL}, }; static const value_string slimp3_display_fset8[] = { { 0x0, "Brightness 100%"}, { 0x1, "Brightness 75%"}, { 0x2, "Brightness 50%"}, { 0x3, "Brightness 25%"}, { 0, NULL }, }; static const value_string slimp3_stream_control[] = { { 1, "Reset buffer, Start New Stream"}, { 2, "Pause Playback"}, { 4, "Resume Playback"}, { 0, NULL }, }; static const value_string slimp3_mpg_control[] = { { 0, "Go"}, /* Run the decoder */ { 1, "Stop"}, /* Halt decoder but don't reset rptr */ { 3, "Reset"}, /* Halt decoder and reset rptr */ { 0, NULL } }; #define MAX_LCD_STR_LEN 128 static int dissect_slimp3(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_) { const char *opcode_str; proto_tree *slimp3_tree; proto_item *ti; gint i1; gint offset = 0; guint16 opcode; guchar lcd_char; char lcd_str[MAX_LCD_STR_LEN + 1]; int to_server = FALSE; int old_protocol = FALSE; address tmp_addr; gboolean in_str; int lcd_strlen; /* * If it doesn't begin with a known opcode, reject it, so that * traffic that happens to be do or from one of our ports * doesn't get misidentified as SliMP3 traffic. */ if (!tvb_bytes_exist(tvb, offset, 1)) return 0; /* not even an opcode */ opcode = tvb_get_guint8(tvb, offset); opcode_str = try_val_to_str(opcode, slimp3_opcode_vals); if (opcode_str == NULL) return 0; col_set_str(pinfo->cinfo, COL_PROTOCOL, "SliMP3"); col_add_str(pinfo->cinfo, COL_INFO, opcode_str); ti = proto_tree_add_item(tree, proto_slimp3, tvb, offset, -1, ENC_NA); slimp3_tree = proto_item_add_subtree(ti, ett_slimp3); proto_tree_add_uint(slimp3_tree, hf_slimp3_opcode, tvb, offset, 1, opcode); /* The new protocol (v1.3 and later) uses an IANA-assigned port number. * It usually uses the same number for both sizes of the conversation, so * the port numbers can't always be used to determine client and server. * The new protocol places the clients MAC address in the packet, so that * is used to identify packets originating at the client. */ if ((pinfo->destport == UDP_PORT_SLIMP3_V2) && (pinfo->srcport == UDP_PORT_SLIMP3_V2)) { set_address_tvb(&tmp_addr, AT_ETHER, 6, tvb, offset+12); to_server = addresses_equal(&tmp_addr, &pinfo->dl_src); } else if (pinfo->destport == UDP_PORT_SLIMP3_V2) { to_server = TRUE; } else if (pinfo->srcport == UDP_PORT_SLIMP3_V2) { to_server = FALSE; } if (pinfo->destport == UDP_PORT_SLIMP3_V1) { to_server = TRUE; old_protocol = TRUE; } else if (pinfo->srcport == UDP_PORT_SLIMP3_V1) { to_server = FALSE; old_protocol = TRUE; } switch (opcode) { case SLIMP3_IR: /* IR code * * [0] 'i' as in "IR" * [1] 0x00 * [2..5] player's time since startup in ticks @625 KHz * [6] IR code id, ff=JVC, 02=SLIMP3 * [7] number of meaningful bits - 16 for JVC, 32 for SLIMP3 * [8..11] the 32-bit IR code * [12..17] reserved */ if (tree) { i1 = tvb_get_ntohl(tvb, offset+2); proto_tree_add_uint_format_value(slimp3_tree, hf_slimp3_uptime, tvb, offset+2, 4, i1, "%u sec (%u ticks)", i1/625000, i1); proto_tree_add_item(slimp3_tree, hf_slimp3_code_id, tvb, offset+6, 1, ENC_BIG_ENDIAN); proto_tree_add_item(slimp3_tree, hf_slimp3_code_bits, tvb, offset+7, 1, ENC_BIG_ENDIAN); i1 = tvb_get_ntohl(tvb, offset+8); /* Check the code to figure out which remote is being used. */ if (tvb_get_guint8(tvb, offset+6) == 0x02 && tvb_get_guint8(tvb, offset+7) == 32) { /* This is the custom SLIMP3 remote. */ proto_tree_add_item(slimp3_tree, hf_slimp3_infrared_slimp3, tvb, offset+8, 4, ENC_BIG_ENDIAN); col_append_fstr(pinfo->cinfo, COL_INFO, ", SLIMP3: %s", val_to_str_ext(i1, &slimp3_ir_codes_slimp3_ext, "Unknown (0x%0x)")); } else if (tvb_get_guint8(tvb, offset+6) == 0xff && tvb_get_guint8(tvb, offset+7) == 16) { /* This is a JVC DVD player remote */ proto_tree_add_item(slimp3_tree, hf_slimp3_infrared_jvc, tvb, offset+8, 4, ENC_BIG_ENDIAN); col_append_fstr(pinfo->cinfo, COL_INFO, ", JVC: %s", val_to_str(i1, slimp3_ir_codes_jvc, "Unknown (0x%0x)")); } else { /* Unknown code; just write it */ proto_tree_add_item(slimp3_tree, hf_slimp3_infrared, tvb, offset+8, 4, ENC_BIG_ENDIAN); col_append_fstr(pinfo->cinfo, COL_INFO, ", 0x%0x", i1); } } break; case SLIMP3_DISPLAY: if (tree) { guint8 value; /* Loop through the commands */ i1 = 18; in_str = FALSE; lcd_strlen = 0; while (i1 < tvb_reported_length_remaining(tvb, offset)) { switch(tvb_get_guint8(tvb, offset + i1)) { case 0: in_str = FALSE; lcd_strlen = 0; value = tvb_get_guint8(tvb, offset + i1 + 1); proto_tree_add_uint_format_value(slimp3_tree, hf_slimp3_display_delay, tvb, offset + i1, 2, value, "%u ms", value); i1 += 2; break; case 3: lcd_char = tvb_get_guint8(tvb, offset + i1 + 1); if (!g_ascii_isprint(lcd_char)) lcd_char = '.'; if (ti && in_str) { lcd_strlen += 2; proto_item_append_text(ti, "%c", lcd_char); proto_item_set_len(ti, lcd_strlen); } else { ti = proto_tree_add_uint_format_value(slimp3_tree, hf_slimp3_display_string, tvb, offset + i1, 2, lcd_char, "%c", lcd_char); in_str = TRUE; lcd_strlen = 2; } i1 += 2; break; case 2: in_str = FALSE; lcd_strlen = 0; value = tvb_get_guint8(tvb, offset + i1 + 1); ti = proto_tree_add_uint(slimp3_tree, hf_slimp3_display_command, tvb, offset + i1, 2, value); if ((tvb_get_guint8(tvb, offset + i1 + 1) & 0xf0) == 0x30) { proto_item_append_text(ti, ": %s", val_to_str(tvb_get_guint8(tvb, offset + i1 + 2), slimp3_display_fset8, "Unknown (0x%0x)")); i1 += 2; } i1 += 2; break; default: proto_tree_add_item(slimp3_tree, hf_slimp3_display_unknown, tvb, offset + i1, 2, ENC_NA); i1 += 2; break; } } } i1 = 18; lcd_strlen = 0; while (tvb_offset_exists(tvb, offset + i1) && lcd_strlen < MAX_LCD_STR_LEN) { switch (tvb_get_guint8(tvb, offset + i1)) { case 0: lcd_str[lcd_strlen++] = '.'; break; case 2: lcd_str[lcd_strlen++] = '|'; if (tvb_offset_exists(tvb, offset + i1 + 1) && (tvb_get_guint8(tvb, offset + i1 + 1) & 0xf0) == 0x30) i1 += 2; break; case 3: if (tvb_offset_exists(tvb, offset + i1 + 1)) { if ((lcd_strlen < 1) || (lcd_str[lcd_strlen-1] != ' ') || (tvb_get_guint8(tvb, offset + i1 + 1) != ' ')) { lcd_char = tvb_get_guint8(tvb, offset + i1 + 1); lcd_str[lcd_strlen++] = g_ascii_isprint(lcd_char) ? lcd_char : '.'; } } } i1 += 2; } lcd_str[lcd_strlen] = '\0'; if (lcd_strlen > 0) col_append_fstr(pinfo->cinfo, COL_INFO, ", %s", lcd_str); break; case SLIMP3_CONTROL: proto_tree_add_item(slimp3_tree, hf_slimp3_control, tvb, offset+1, 1, ENC_BIG_ENDIAN); col_append_fstr(pinfo->cinfo, COL_INFO, ", %s", val_to_str(tvb_get_guint8(tvb, offset+1), slimp3_stream_control, "Unknown (0x%0x)")); break; case SLIMP3_HELLO: if (tree) { if (to_server) { guint8 fw_ver; /* Hello response; client->server */ proto_tree_add_item(slimp3_tree, hf_slimp3_hello_response_client_server, tvb, offset, 1, ENC_NA); proto_tree_add_item(slimp3_tree, hf_slimp3_device_id, tvb, offset+1, 1, ENC_BIG_ENDIAN); fw_ver = tvb_get_guint8(tvb, offset+2); proto_tree_add_uint_format_value(slimp3_tree, hf_slimp3_fw_rev, tvb, offset+2, 1, fw_ver, "%u.%u (0x%0x)", fw_ver>>4, fw_ver & 0xf, fw_ver); } else { /* Hello request; server->client */ proto_tree_add_item(slimp3_tree, hf_slimp3_hello_request_server_client, tvb, offset, 1, ENC_NA); } } break; case SLIMP3_I2C: if (to_server) { /* Hello response; client->server */ proto_tree_add_item(slimp3_tree, hf_slimp3_i2c_response_client_server, tvb, offset, -1, ENC_NA); col_append_str(pinfo->cinfo, COL_INFO, ", Response"); } else { /* Hello request; server->client */ proto_tree_add_item(slimp3_tree, hf_slimp3_i2c_request_server_client, tvb, offset, -1, ENC_NA); col_append_str(pinfo->cinfo, COL_INFO, ", Request"); } break; case SLIMP3_DATA_REQ: proto_tree_add_item(slimp3_tree, hf_slimp3_data_req_offset, tvb, offset+2, 2, ENC_BIG_ENDIAN); col_append_fstr(pinfo->cinfo, COL_INFO, ", Offset: %u bytes", tvb_get_ntohs(tvb, offset+2)*2); break; case SLIMP3_DATA: /* MPEG data (v1.3 and later) * * [0] 'm' * [1..5] reserved * [6..7] Write pointer (in words) * [8..9] reserved * [10..11] Sequence number * [12..17] reserved * [18..] MPEG data */ if (old_protocol) { guint offset_buffer; proto_tree_add_bytes_format(slimp3_tree, hf_slimp3_data_length, tvb, offset, -1, NULL, "Length: %d bytes", tvb_reported_length_remaining(tvb, offset+18)); offset_buffer = tvb_get_ntohs(tvb, offset+2) * 2; proto_tree_add_uint(slimp3_tree, hf_slimp3_data_offset, tvb, offset+2, 2, offset_buffer); col_append_fstr(pinfo->cinfo, COL_INFO, ", Length: %d bytes, Offset: %u bytes.", tvb_reported_length_remaining(tvb, offset+18), offset_buffer); } else { guint write_pointer; proto_tree_add_item(slimp3_tree, hf_slimp3_data_command, tvb, offset+1, 1, ENC_BIG_ENDIAN); proto_tree_add_bytes_format(slimp3_tree, hf_slimp3_data_length, tvb, offset, -1, NULL, "Length: %d bytes", tvb_reported_length_remaining(tvb, offset+18)); write_pointer = tvb_get_ntohs(tvb, offset+6) * 2; proto_tree_add_uint(slimp3_tree, hf_slimp3_data_write_pointer, tvb, offset+6, 2, write_pointer); proto_tree_add_item(slimp3_tree, hf_slimp3_data_sequence, tvb, offset+10, 2, ENC_BIG_ENDIAN); col_append_fstr(pinfo->cinfo, COL_INFO, ", %s, %d bytes at %u, Sequence: %u", val_to_str(tvb_get_guint8(tvb, offset+1), slimp3_mpg_control, "Unknown (0x%0x)"), tvb_reported_length_remaining(tvb, offset+18), write_pointer, tvb_get_ntohs(tvb, offset+10)); } break; case SLIMP3_DISC_REQ: { guint8 fw_ver; proto_tree_add_item(slimp3_tree, hf_slimp3_device_id, tvb, offset+1, 1, ENC_BIG_ENDIAN); fw_ver = tvb_get_guint8(tvb, offset+2); proto_tree_add_uint_format_value(slimp3_tree, hf_slimp3_fw_rev, tvb, offset+2, 1, fw_ver, "%u.%u (0x%0x)", fw_ver>>4, fw_ver & 0xf, fw_ver); col_append_fstr(pinfo->cinfo, COL_INFO, ", Device ID: %u. Firmware: %u.%u", tvb_get_guint8(tvb, offset+1), fw_ver>>4, fw_ver & 0xf); } break; case SLIMP3_DISC_RSP: if (tree) { proto_tree_add_item(slimp3_tree, hf_slimp3_disc_rsp_server_ip, tvb, offset+2, 4, ENC_BIG_ENDIAN); proto_tree_add_item(slimp3_tree, hf_slimp3_disc_rsp_server_port, tvb, offset+6, 2, ENC_BIG_ENDIAN); } col_append_fstr(pinfo->cinfo, COL_INFO, ", Server Address: %s. Server Port: %u", tvb_ip_to_str(tvb, offset+2), tvb_get_ntohs(tvb, offset + 6)); break; case SLIMP3_DATA_ACK: /* Acknowledge MPEG data * * [0] 'a' * [1..5] * [6..7] Write pointer (in words) * [8..9] Read pointer (in words) * [10..11] Sequence number * [12..17] client MAC address (v1.3 and later) */ if (tree) { guint pointer; pointer = tvb_get_ntohs(tvb, offset+6) * 2; proto_tree_add_uint(slimp3_tree, hf_slimp3_data_ack_write_pointer, tvb, offset+6, 2, pointer); pointer = tvb_get_ntohs(tvb, offset+8) * 2; proto_tree_add_uint(slimp3_tree, hf_slimp3_data_ack_read_pointer, tvb, offset+8, 2, pointer); proto_tree_add_item(slimp3_tree, hf_slimp3_data_ack_sequence, tvb, offset+10, 2, ENC_BIG_ENDIAN); } col_append_fstr(pinfo->cinfo, COL_INFO, ", Sequence: %u", tvb_get_ntohs(tvb, offset+10)); break; default: if (tree) { proto_tree_add_item(slimp3_tree, hf_slimp3_data_data, tvb, offset, -1, ENC_NA); } break; } return tvb_reported_length(tvb); } void proto_register_slimp3(void) { static hf_register_info hf[] = { { &hf_slimp3_opcode, { "Opcode", "slimp3.opcode", FT_UINT8, BASE_DEC, VALS(slimp3_opcode_vals), 0x0, "SLIMP3 message type", HFILL }}, { &hf_slimp3_control, { "Control Packet", "slimp3.control", FT_UINT8, BASE_DEC, VALS(slimp3_stream_control), 0x0, "SLIMP3 control", HFILL }}, { &hf_slimp3_uptime, { "Uptime", "slimp3.uptime", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_code_id, { "Code identifier", "slimp3.code_id", FT_UINT8, BASE_DEC, VALS(slimp3_ir_types), 0x0, NULL, HFILL }}, { &hf_slimp3_code_bits, { "Code bits", "slimp3.code_bits", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_infrared_slimp3, { "Infrared Code", "slimp3.infrared", FT_UINT32, BASE_HEX | BASE_EXT_STRING, &slimp3_ir_codes_slimp3_ext, 0x0, NULL, HFILL }}, { &hf_slimp3_infrared_jvc, { "Infrared Code", "slimp3.infrared", FT_UINT32, BASE_HEX, VALS(slimp3_ir_codes_jvc), 0x0, NULL, HFILL }}, { &hf_slimp3_infrared, { "Infrared Code", "slimp3.infrared", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_device_id, { "Device ID", "slimp3.device_id", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_fw_rev, { "Firmware Revision", "slimp3.fw_rev", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_data_offset, { "Buffer offset", "slimp3.data.offset", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_data_command, { "Command", "slimp3.data.command", FT_UINT8, BASE_HEX, VALS(slimp3_mpg_control), 0x0, NULL, HFILL }}, { &hf_slimp3_data_write_pointer, { "Write Pointer", "slimp3.data.write_pointer", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_data_sequence, { "Sequence", "slimp3.data.sequence", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_disc_rsp_server_ip, { "Server Address", "slimp3.disc_rsp.server_ip", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_disc_rsp_server_port, { "Server Port", "slimp3.disc_rsp.server_port", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_data_ack_write_pointer, { "Write Pointer", "slimp3.data_ack.write_pointer", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_data_ack_read_pointer, { "Read Pointer", "slimp3.data_ack.read_pointer", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_data_ack_sequence, { "Sequence", "slimp3.data_ack.sequence", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_data_req_offset, { "Requested offset", "slimp3.data_req.offset", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, /* Generated from convert_proto_tree_add_text.pl */ { &hf_slimp3_display_delay, { "Delay", "slimp3.display_delay", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_display_string, { "String", "slimp3.display_string", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_display_command, { "Command", "slimp3.display_command", FT_UINT8, BASE_DEC, VALS(slimp3_display_commands), 0x0, NULL, HFILL }}, { &hf_slimp3_display_unknown, { "Unknown", "slimp3.display_unknown", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_hello_response_client_server, { "Hello Response (Client --> Server)", "slimp3.hello_response_client_server", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_hello_request_server_client, { "Hello Request (Server --> Client)", "slimp3.hello_request_server_client", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_i2c_response_client_server, { "I2C Response (Client --> Server)", "slimp3.i2c_response_client_server", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_i2c_request_server_client, { "I2C Request (Server --> Client)", "slimp3.i2c_request_server_client", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_data_length, { "Length", "slimp3.data.length", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_slimp3_data_data, { "Data", "slimp3.data.data", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, }; static gint *ett[] = { &ett_slimp3, }; proto_slimp3 = proto_register_protocol("SliMP3 Communication Protocol", "SliMP3", "slimp3"); proto_register_field_array(proto_slimp3, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); } void proto_reg_handoff_slimp3(void) { dissector_handle_t slimp3_handle; slimp3_handle = create_dissector_handle(dissect_slimp3, proto_slimp3); dissector_add_uint("udp.port", UDP_PORT_SLIMP3_V1, slimp3_handle); dissector_add_uint("udp.port", UDP_PORT_SLIMP3_V2, slimp3_handle); } /* * Editor modelines * * Local Variables: * c-basic-offset: 4 * tab-width: 8 * indent-tabs-mode: nil * End: * * ex: set shiftwidth=4 tabstop=8 expandtab: * :indentSize=4:tabSize=8:noTabs=true: */