From Stefano Pettini: RMT support for ALC and NORM.

git-svn-id: http://anonsvn.wireshark.org/wireshark/trunk@13029 f5534014-38df-0310-8fa8-9805f1628bb7

1 files changed, 138 insertions, 0 deletions

diff --git a/epan/dissectors/packet-rmt-fec.h b/epan/dissectors/packet-rmt-fec.h
new file mode 100644
index 0000000000..ca2eb9ac21
--- /dev/null
+++ b/epan/dissectors/packet-rmt-fec.h
@@ -0,0 +1,138 @@
+/* packet-rmt-fec.h
+ * Reliable Multicast Transport (RMT)
+ * FEC Building Block function definitions
+ * Copyright 2005, Stefano Pettini <spettini@users.sourceforge.net>
+ *
+ * $Id$
+ *
+ * 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.
+ */
+ 
+#ifndef __PACKET_RMT_FEC__
+#define __PACKET_RMT_FEC__
+
+#include "packet-rmt-common.h"
+
+/* String tables external references */
+extern const value_string string_fec_encoding_id[];
+
+/* Type definitions */
+/* ================ */
+
+struct _fec
+{
+	gboolean encoding_id_present;
+	gboolean instance_id_present;
+	guint8 encoding_id;
+	guint8 instance_id;
+	guint64 transfer_length;
+	guint32 encoding_symbol_length;
+	guint32 max_source_block_length;
+	guint32 max_number_encoding_symbols;
+	gboolean sbn_present;
+	gboolean sbl_present;
+	gboolean esi_present;
+	guint32 sbn;
+	guint32 sbl;
+	guint32 esi;
+};
+
+/* Ethereal stuff */
+/* ============== */
+
+/* FEC header field definitions */
+struct _fec_hf
+{
+	int header;
+	int encoding_id;
+	int instance_id;
+	int sbn;
+	int sbl;
+	int esi;
+	int fti_header;
+	int fti_transfer_length;
+	int fti_encoding_symbol_length;
+	int fti_max_source_block_length;
+	int fti_max_number_encoding_symbols;
+};
+
+/* FEC subtrees */
+struct _fec_ett
+{
+	gint main;
+};
+
+/* FEC preferences */
+struct _fec_prefs
+{
+	gboolean dummy;
+};
+
+/* FEC pointers */
+struct _fec_ptr
+{
+	struct _fec *fec;
+	struct _fec_hf *hf;
+	struct _fec_ett *ett;
+	struct _fec_prefs *prefs;
+};
+
+/* Macros to generate static arrays */
+
+#define FEC_FIELD_ARRAY(base_structure, base_protocol)	\
+	{ &base_structure.header,	\
+		{ "Forward Error Correction (FEC) header", base_protocol ".fec", FT_NONE, BASE_NONE, NULL, 0x0, "", HFILL }},	\
+	{ &base_structure.encoding_id,	\
+		{ "FEC Encoding ID", base_protocol ".fec.encoding_id", FT_UINT8, BASE_DEC, VALS(string_fec_encoding_id), 0x0, "", HFILL }},	\
+	{ &base_structure.instance_id,	\
+		{ "FEC Instance ID", base_protocol ".fec.instance_id", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL }},	\
+	{ &base_structure.sbn,	\
+		{ "Source Block Number", base_protocol ".fec.sbn", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},	\
+	{ &base_structure.sbl,	\
+		{ "Source Block Length", base_protocol ".fec.sbl", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},	\
+	{ &base_structure.esi,	\
+		{ "Encoding Symbol ID", base_protocol ".fec.esi", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL }},	\
+	{ &base_structure.fti_header,	\
+		{ "FEC Object Transmission Information", base_protocol ".fec.fti", FT_NONE, BASE_NONE, NULL, 0x0, "", HFILL }},	\
+	{ &base_structure.fti_transfer_length,	\
+		{ "Transfer Length", base_protocol ".fec.fti.transfer_length", FT_UINT64, BASE_DEC, NULL, 0x0, "", HFILL }},	\
+	{ &base_structure.fti_encoding_symbol_length,	\
+		{ "Encoding Symbol Length", base_protocol ".fec.fti.encoding_symbol_length", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},	\
+	{ &base_structure.fti_max_source_block_length,	\
+		{ "Maximum Source Block Length", base_protocol ".fec.fti.max_source_block_length", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }},	\
+	{ &base_structure.fti_max_number_encoding_symbols,	\
+		{ "Maximum Number of Encoding Symbols", base_protocol ".fec.fti.max_number_encoding_symbols", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL }}
+
+#define FEC_SUBTREE_ARRAY(base_structure) \
+	&base_structure.main
+	
+/* FEC exported functions */
+/* ====================== */
+
+void fec_info_column(struct _fec *fec, packet_info *pinfo);
+
+void fec_dissector(struct _fec_ptr f, tvbuff_t *tvb, proto_tree *tree, guint *offset);
+void fec_dissector_free(struct _fec *fec);
+
+void fec_decode_ext_fti(struct _ext *e, tvbuff_t *tvb, proto_tree *tree, gint ett, struct _fec_ptr f);
+
+void fec_prefs_set_default(struct _fec_prefs *prefs);
+void fec_prefs_register(struct _fec_prefs *prefs, module_t *module);
+
+#endif