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-rw-r--r--epan/dissectors/packet-dmx.c671
1 files changed, 671 insertions, 0 deletions
diff --git a/epan/dissectors/packet-dmx.c b/epan/dissectors/packet-dmx.c
new file mode 100644
index 00000000..8c18a4ed
--- /dev/null
+++ b/epan/dissectors/packet-dmx.c
@@ -0,0 +1,671 @@
+/* packet-dmx.c
+ * DMX packet disassembly.
+ *
+ * This dissector is written by
+ *
+ * Erwin Rol <erwin@erwinrol.com>
+ * Copyright 2012 Erwin Rol
+ *
+ * Wireshark - Network traffic analyzer
+ * Gerald Combs <gerald@wireshark.org>
+ * Copyright 1999 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+/*
+ * This dissector is based on;
+ * American National Standard E1.11 - 2004
+ * Entertainment Technology USITT DMX512-A
+ * Asynchronous Serial Digital Data Transmission Standard
+ * for Controlling Lighting Equipment and Accessories
+ */
+
+
+#include "config.h"
+
+#include <epan/packet.h>
+#include <epan/prefs.h>
+#include <epan/expert.h>
+
+#define DMX_SC_DMX 0x00
+#define DMX_SC_TEXT 0x17
+#define DMX_SC_TEST 0x55
+#define DMX_SC_RDM 0xCC
+#define DMX_SC_SIP 0xCF
+
+#define DMX_TEST_PACKET_SIZE 512
+#define DMX_TEST_VALUE 0x55
+
+static const value_string dmx_sc_vals[] = {
+ { DMX_SC_DMX, "DMX" },
+ { DMX_SC_TEXT, "Text" },
+ { DMX_SC_TEST, "Test" },
+ { DMX_SC_RDM, "RDM" },
+ { DMX_SC_SIP, "SIP" },
+ { 0, NULL },
+};
+
+void proto_register_dmx(void);
+void proto_register_dmx_chan(void);
+void proto_register_dmx_sip(void);
+void proto_register_dmx_test(void);
+void proto_register_dmx_text(void);
+void proto_reg_handoff_dmx(void);
+
+static int proto_dmx = -1;
+static int proto_dmx_chan = -1;
+static int proto_dmx_sip = -1;
+static int proto_dmx_test = -1;
+static int proto_dmx_text = -1;
+
+static int hf_dmx_start_code = -1;
+
+static int hf_dmx_chan_output_dmx_data = -1;
+static int hf_dmx_chan_output_data_filter = -1;
+
+static int hf_dmx_sip_byte_count = -1;
+static int hf_dmx_sip_control_bit_field = -1;
+static int hf_dmx_sip_prev_packet_checksum = -1;
+static int hf_dmx_sip_seq_nr = -1;
+static int hf_dmx_sip_dmx_universe_nr = -1;
+static int hf_dmx_sip_dmx_proc_level = -1;
+static int hf_dmx_sip_dmx_software_version = -1;
+static int hf_dmx_sip_dmx_packet_len = -1;
+static int hf_dmx_sip_dmx_nr_packets = -1;
+static int hf_dmx_sip_orig_dev_id = -1;
+static int hf_dmx_sip_sec_dev_id = -1;
+static int hf_dmx_sip_third_dev_id = -1;
+static int hf_dmx_sip_fourth_dev_id = -1;
+static int hf_dmx_sip_fifth_dev_id = -1;
+static int hf_dmx_sip_reserved = -1;
+static int hf_dmx_sip_checksum = -1;
+static int hf_dmx_sip_checksum_status = -1;
+static int hf_dmx_sip_trailer = -1;
+
+static int hf_dmx_test_data = -1;
+static int hf_dmx_test_data_good = -1;
+static int hf_dmx_test_data_bad = -1;
+
+static int hf_dmx_text_page_nr = -1;
+static int hf_dmx_text_line_len = -1;
+static int hf_dmx_text_string = -1;
+
+static int ett_dmx_chan = -1;
+static int ett_dmx_sip = -1;
+static int ett_dmx_test = -1;
+static int ett_dmx_text = -1;
+
+static expert_field ei_dmx_sip_checksum = EI_INIT;
+
+static dissector_table_t dmx_dissector_table;
+
+static dissector_handle_t dmx_text_handle;
+
+/*
+ * Here are the global variables associated with the preferences for DMX
+ */
+static gint global_disp_chan_val_type = 0;
+static gint global_disp_col_count = 16;
+static gint global_disp_chan_nr_type = 0;
+
+static int
+dissect_dmx_chan(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
+{
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "DMX Channels");
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ if (tree != NULL) {
+ static const char *chan_format[] = {
+ "%2u%% ",
+ "0x%02x ",
+ "%3u "
+ };
+ static const char *string_format[] = {
+ "0x%03x: %s",
+ "%3u: %s"
+ };
+ wmem_strbuf_t *chan_str = wmem_strbuf_create(pinfo->pool);
+ proto_item *item;
+ guint16 length,r,c,row_count;
+ guint8 v;
+ guint offset = 0;
+
+ proto_tree *ti = proto_tree_add_item(tree, proto_dmx_chan, tvb, offset, -1, ENC_NA);
+ proto_tree *dmx_chan_tree = proto_item_add_subtree(ti, ett_dmx_chan);
+
+ length = tvb_reported_length_remaining(tvb, offset);
+
+ row_count = (length / global_disp_col_count) + ((length % global_disp_col_count) == 0 ? 0 : 1);
+ for (r = 0; r < row_count;r++) {
+ wmem_strbuf_truncate(chan_str, 0);
+ for (c = 0;(c < global_disp_col_count) && (((r * global_disp_col_count) + c) < length);c++) {
+ if ((global_disp_col_count >= 2) && ((c % (global_disp_col_count / 2)) == 0)) {
+ wmem_strbuf_append(chan_str, " ");
+ }
+
+ v = tvb_get_guint8(tvb, (offset + (r * global_disp_col_count) + c));
+ if (global_disp_chan_val_type == 0) {
+ v = (v * 100) / 255;
+ if (v == 100) {
+ wmem_strbuf_append(chan_str, "FL ");
+ } else {
+ wmem_strbuf_append_printf(chan_str, chan_format[global_disp_chan_val_type], v);
+ }
+ } else {
+ wmem_strbuf_append_printf(chan_str, chan_format[global_disp_chan_val_type], v);
+ }
+ }
+
+ proto_tree_add_none_format(dmx_chan_tree, hf_dmx_chan_output_dmx_data, tvb,
+ offset+(r * global_disp_col_count), c,
+ string_format[global_disp_chan_nr_type],
+ (r * global_disp_col_count) + 1, wmem_strbuf_get_str(chan_str));
+ }
+
+ /* Add the real type hidden */
+ item = proto_tree_add_item(dmx_chan_tree, hf_dmx_chan_output_data_filter, tvb,
+ offset, length, ENC_NA );
+ proto_item_set_hidden(item);
+ }
+ return tvb_captured_length(tvb);
+}
+
+static guint8
+dmx_sip_checksum(tvbuff_t *tvb, guint length)
+{
+ guint8 sum = DMX_SC_SIP;
+ guint i;
+ for (i = 0; i < length; i++)
+ sum += tvb_get_guint8(tvb, i);
+ return sum;
+}
+
+static int
+dissect_dmx_sip(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
+{
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "DMX SIP");
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ if (tree != NULL) {
+ guint offset = 0;
+ guint byte_count;
+
+ proto_tree *ti = proto_tree_add_item(tree, proto_dmx_sip, tvb,
+ offset, -1, ENC_NA);
+ proto_tree *dmx_sip_tree = proto_item_add_subtree(ti, ett_dmx_sip);
+
+
+ byte_count = tvb_get_guint8(tvb, offset);
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_byte_count, tvb,
+ offset, 1, ENC_BIG_ENDIAN);
+ offset++;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_control_bit_field, tvb,
+ offset, 1, ENC_BIG_ENDIAN);
+ offset++;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_prev_packet_checksum, tvb,
+ offset, 2, ENC_BIG_ENDIAN);
+ offset += 2;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_seq_nr, tvb,
+ offset, 1, ENC_BIG_ENDIAN);
+ offset++;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_dmx_universe_nr, tvb,
+ offset, 1, ENC_BIG_ENDIAN);
+ offset++;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_dmx_proc_level, tvb,
+ offset, 1, ENC_BIG_ENDIAN);
+ offset++;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_dmx_software_version, tvb,
+ offset, 1, ENC_BIG_ENDIAN);
+ offset++;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_dmx_packet_len, tvb,
+ offset, 2, ENC_BIG_ENDIAN);
+ offset += 2;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_dmx_nr_packets, tvb,
+ offset, 2, ENC_BIG_ENDIAN);
+ offset += 2;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_orig_dev_id, tvb,
+ offset, 2, ENC_BIG_ENDIAN);
+ offset += 2;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_sec_dev_id, tvb,
+ offset, 2, ENC_BIG_ENDIAN);
+ offset += 2;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_third_dev_id, tvb,
+ offset, 2, ENC_BIG_ENDIAN);
+ offset += 2;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_fourth_dev_id, tvb,
+ offset, 2, ENC_BIG_ENDIAN);
+ offset += 2;
+
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_fifth_dev_id, tvb,
+ offset, 2, ENC_BIG_ENDIAN);
+ offset += 2;
+
+ if (offset < byte_count) {
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_reserved, tvb,
+ offset, byte_count - offset, ENC_NA);
+ offset += (byte_count - offset);
+ }
+
+ proto_tree_add_checksum(dmx_sip_tree, tvb, offset, hf_dmx_sip_checksum, hf_dmx_sip_checksum_status, &ei_dmx_sip_checksum, pinfo, dmx_sip_checksum(tvb, offset), ENC_NA, PROTO_CHECKSUM_VERIFY);
+ offset += 1;
+
+ if (offset < tvb_reported_length(tvb))
+ proto_tree_add_item(dmx_sip_tree, hf_dmx_sip_trailer, tvb,
+ offset, -1, ENC_NA);
+ }
+ return tvb_captured_length(tvb);
+}
+
+static int
+dissect_dmx_test(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
+{
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "DMX Test Frame");
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ if (tree != NULL) {
+ guint offset = 0;
+ guint size, i, test_data_is_ok;
+ proto_tree *test_data_tree;
+ proto_item *item;
+
+ proto_tree *ti = proto_tree_add_item(tree, proto_dmx_test, tvb,
+ offset, -1, ENC_NA);
+ proto_tree *dmx_test_tree = proto_item_add_subtree(ti, ett_dmx_test);
+
+ size = tvb_reported_length_remaining(tvb, offset);
+
+ item = proto_tree_add_item(dmx_test_tree, hf_dmx_test_data, tvb,
+ offset, size, ENC_NA);
+ offset += size;
+
+ if (size == DMX_TEST_PACKET_SIZE) {
+ test_data_is_ok = TRUE;
+ for (i = 0; i < DMX_TEST_PACKET_SIZE; i++) {
+ if (tvb_get_guint8(tvb, i) != DMX_TEST_VALUE) {
+ test_data_is_ok = FALSE;
+ break;
+ }
+ }
+ } else {
+ test_data_is_ok = FALSE;
+ }
+
+ if (test_data_is_ok) {
+ proto_item_append_text(ti, ", Data correct");
+ proto_item_append_text(item, " [correct]");
+
+ test_data_tree = proto_item_add_subtree(item, ett_dmx_test);
+ item = proto_tree_add_boolean(test_data_tree, hf_dmx_test_data_good, tvb,
+ offset, size, TRUE);
+ proto_item_set_generated(item);
+ item = proto_tree_add_boolean(test_data_tree, hf_dmx_test_data_bad, tvb,
+ offset, size, FALSE);
+ proto_item_set_generated(item);
+ } else {
+ proto_item_append_text(ti, ", Data incorrect");
+ proto_item_append_text(item, " [incorrect]");
+
+ test_data_tree = proto_item_add_subtree(item, ett_dmx_test);
+ item = proto_tree_add_boolean(test_data_tree, hf_dmx_test_data_good, tvb,
+ offset, size, FALSE);
+ proto_item_set_generated(item);
+ item = proto_tree_add_boolean(test_data_tree, hf_dmx_test_data_bad, tvb,
+ offset, size, TRUE);
+ proto_item_set_generated(item);
+ }
+ }
+ return tvb_captured_length(tvb);
+}
+
+static int
+dissect_dmx_text(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
+{
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "DMX Text");
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ if (tree != NULL) {
+ guint offset = 0;
+ guint size;
+
+ proto_tree *ti = proto_tree_add_item(tree, proto_dmx_text, tvb,
+ offset, -1, ENC_NA);
+ proto_tree *dmx_text_tree = proto_item_add_subtree(ti, ett_dmx_text);
+
+ proto_tree_add_item(dmx_text_tree, hf_dmx_text_page_nr, tvb,
+ offset, 1, ENC_BIG_ENDIAN);
+ offset++;
+
+ proto_tree_add_item(dmx_text_tree, hf_dmx_text_line_len, tvb,
+ offset, 1, ENC_BIG_ENDIAN);
+ offset++;
+
+ size = tvb_reported_length_remaining(tvb, offset);
+
+ proto_tree_add_item(dmx_text_tree, hf_dmx_text_string, tvb,
+ offset, size, ENC_ASCII);
+ }
+ return tvb_captured_length(tvb);
+}
+
+static int
+dissect_dmx(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
+{
+ tvbuff_t *next_tvb;
+ guint offset = 0;
+ guint8 start_code;
+
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "DMX");
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ start_code = tvb_get_guint8(tvb, offset);
+ proto_tree_add_item(tree, hf_dmx_start_code, tvb,
+ offset, 1, ENC_BIG_ENDIAN);
+ offset++;
+
+ next_tvb = tvb_new_subset_remaining(tvb, offset);
+
+ if (!dissector_try_uint_new(dmx_dissector_table, start_code, tvb, pinfo,
+ tree, TRUE, NULL)) {
+ call_data_dissector(next_tvb, pinfo, tree);
+ }
+
+ return tvb_captured_length(tvb);
+}
+
+void
+proto_register_dmx(void)
+{
+ static hf_register_info hf[] = {
+ { &hf_dmx_start_code,
+ { "Start Code", "dmx.start_code",
+ FT_UINT8, BASE_HEX, VALS(dmx_sc_vals), 0x0,
+ NULL, HFILL }},
+ };
+
+ proto_dmx = proto_register_protocol("DMX", "DMX", "dmx");
+ proto_register_field_array(proto_dmx, hf, array_length(hf));
+ register_dissector("dmx", dissect_dmx, proto_dmx);
+
+ dmx_dissector_table = register_dissector_table("dmx", "DMX Start Code", proto_dmx,
+ FT_UINT8, BASE_DEC);
+
+}
+
+void
+proto_register_dmx_chan(void)
+{
+ static hf_register_info hf[] = {
+ { &hf_dmx_chan_output_data_filter,
+ { "DMX data filter",
+ "dmx_chan.data_filter",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_chan_output_dmx_data,
+ { "DMX data",
+ "dmx_chan.dmx_data",
+ FT_NONE, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }},
+ };
+
+ static gint *ett[] = {
+ &ett_dmx_chan
+ };
+
+ module_t *dmx_chan_module;
+
+ static const enum_val_t disp_chan_val_types[] = {
+ { "pro", "Percent", 0 },
+ { "hex", "Hexadecimal", 1 },
+ { "dec", "Decimal", 2 },
+ { NULL, NULL, 0 }
+ };
+
+ static const enum_val_t disp_chan_nr_types[] = {
+ { "hex", "Hexadecimal", 0 },
+ { "dec", "Decimal", 1 },
+ { NULL, NULL, 0 }
+ };
+
+ static const enum_val_t col_count[] = {
+ { "6", "6", 6 },
+ { "10", "10", 10 },
+ { "12", "12", 12 },
+ { "16", "16", 16 },
+ { "24", "24", 24 },
+ { NULL, NULL, 0 }
+ };
+
+ proto_dmx_chan = proto_register_protocol("DMX Channels","DMX Channels", "dmx_chan");
+ proto_register_field_array(proto_dmx_chan, hf, array_length(hf));
+ proto_register_subtree_array(ett, array_length(ett));
+ register_dissector("dmx-chan", dissect_dmx_chan, proto_dmx_chan);
+
+ dmx_chan_module = prefs_register_protocol(proto_dmx_chan, NULL);
+
+ prefs_register_enum_preference(dmx_chan_module, "dmx_disp_chan_val_type",
+ "DMX Display channel value type",
+ "The way DMX values are displayed",
+ &global_disp_chan_val_type,
+ disp_chan_val_types, FALSE);
+
+ prefs_register_enum_preference(dmx_chan_module, "dmx_disp_chan_nr_type",
+ "DMX Display channel nr. type",
+ "The way DMX channel numbers are displayed",
+ &global_disp_chan_nr_type,
+ disp_chan_nr_types, FALSE);
+
+ prefs_register_enum_preference(dmx_chan_module, "dmx_disp_col_count",
+ "DMX Display Column Count",
+ "The number of columns for the DMX display",
+ &global_disp_col_count,
+ col_count, FALSE);
+}
+
+void
+proto_register_dmx_sip(void)
+{
+ static hf_register_info hf[] = {
+ { &hf_dmx_sip_byte_count,
+ { "Byte Count", "dmx_sip.byte_count",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_control_bit_field,
+ { "Control Bit Field", "dmx_sip.control_bit_field",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_prev_packet_checksum,
+ { "Checksum of prev. packet", "dmx_sip.prev_packet_checksum",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_seq_nr,
+ { "SIP sequence nr.", "dmx_sip.seq_nr",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_dmx_universe_nr,
+ { "DMX512 universe nr.", "dmx_sip.dmx_universe_nr",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_dmx_proc_level,
+ { "DMX512 processing level", "dmx_sip.dmx_proc_level",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_dmx_software_version,
+ { "Software Version", "dmx_sip.dmx_software_version",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_dmx_packet_len,
+ { "Standard Packet Len", "dmx_sip.dmx_packet_len",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_dmx_nr_packets,
+ { "Number of Packets", "dmx_sip.dmx_nr_packets",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_orig_dev_id,
+ { "1st Device's ID", "dmx_sip.orig_dev_id",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_sec_dev_id,
+ { "2nd Device's ID", "dmx_sip.sec_dev_id",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_third_dev_id,
+ { "3rd Device's ID", "dmx_sip.third_dev_id",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_fourth_dev_id,
+ { "4th Device's ID", "dmx_sip.fourth_dev_id",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_fifth_dev_id,
+ { "5th Device's ID", "dmx_sip.fifth_dev_id",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_reserved,
+ { "Reserved", "dmx_sip.reserved",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_checksum,
+ { "Checksum", "dmx_sip.checksum",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_checksum_status,
+ { "Checksum Status", "dmx_sip.checksum.status",
+ FT_UINT8, BASE_NONE, VALS(proto_checksum_vals), 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_sip_trailer,
+ { "Trailer", "dmx_sip.trailer",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }},
+ };
+
+ static gint *ett[] = {
+ &ett_dmx_sip
+ };
+
+ static ei_register_info ei[] = {
+ { &ei_dmx_sip_checksum, { "dmx_sip.bad_checksum", PI_CHECKSUM, PI_ERROR, "Bad checksum", EXPFILL }},
+ };
+
+ expert_module_t* expert_dmx_sip;
+
+ proto_dmx_sip = proto_register_protocol("DMX SIP", "DMX SIP", "dmx_sip");
+ proto_register_field_array(proto_dmx_sip, hf, array_length(hf));
+ proto_register_subtree_array(ett, array_length(ett));
+ expert_dmx_sip = expert_register_protocol(proto_dmx_sip);
+ expert_register_field_array(expert_dmx_sip, ei, array_length(ei));
+}
+
+void
+proto_register_dmx_test(void)
+{
+ static hf_register_info hf[] = {
+ { &hf_dmx_test_data,
+ { "Test Data", "dmx_test.data",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }},
+
+ { &hf_dmx_test_data_good,
+ { "Data Good", "dmx_test.data_good",
+ FT_BOOLEAN, BASE_NONE, NULL, 0x0,
+ "True: test data is correct; False: test data is incorrect", HFILL }},
+
+ { &hf_dmx_test_data_bad,
+ { "Data Bad", "dmx_test.data_bad",
+ FT_BOOLEAN, BASE_NONE, NULL, 0x0,
+ "True: test data is incorrect; False: test data is correct", HFILL }},
+ };
+
+ static gint *ett[] = {
+ &ett_dmx_test
+ };
+
+ proto_dmx_test = proto_register_protocol("DMX Test Frame", "DMX Test Frame", "dmx_test");
+ proto_register_field_array(proto_dmx_test, hf, array_length(hf));
+ proto_register_subtree_array(ett, array_length(ett));
+}
+
+void
+proto_register_dmx_text(void)
+{
+ static hf_register_info hf[] = {
+ { &hf_dmx_text_page_nr,
+ { "Page Number",
+ "dmx_text.page_nr",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }},
+ { &hf_dmx_text_line_len,
+ { "Line Length",
+ "dmx_text.line_length",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ NULL, HFILL }},
+ { &hf_dmx_text_string,
+ { "Text String",
+ "dmx_text.string",
+ FT_STRING, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }},
+ };
+
+ static gint *ett[] = {
+ &ett_dmx_text
+ };
+
+ proto_dmx_text = proto_register_protocol("DMX Text Frame", "DMX Text Frame", "dmx_text");
+ proto_register_field_array(proto_dmx_text, hf, array_length(hf));
+ proto_register_subtree_array(ett, array_length(ett));
+}
+
+void
+proto_reg_handoff_dmx(void)
+{
+ dmx_text_handle = find_dissector("dmx-text");
+
+ dissector_add_uint("dmx", DMX_SC_DMX, create_dissector_handle(dissect_dmx_chan, proto_dmx_chan));
+ dissector_add_uint("dmx", DMX_SC_SIP, create_dissector_handle(dissect_dmx_sip, proto_dmx_sip));
+ dissector_add_uint("dmx", DMX_SC_TEST, create_dissector_handle(dissect_dmx_test, proto_dmx_test));
+ dissector_add_uint("dmx", DMX_SC_TEXT, create_dissector_handle(dissect_dmx_text, proto_dmx_text));
+}
+
+/*
+ * Editor modelines - https://www.wireshark.org/tools/modelines.html
+ *
+ * Local variables:
+ * c-basic-offset: 8
+ * tab-width: 8
+ * indent-tabs-mode: t
+ * End:
+ *
+ * vi: set shiftwidth=8 tabstop=8 noexpandtab:
+ * :indentSize=8:tabSize=8:noTabs=false:
+ */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 15:56:53 +0000