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-rw-r--r--plugins/epan/ethercat/packet-ioraw.c132
1 files changed, 132 insertions, 0 deletions
diff --git a/plugins/epan/ethercat/packet-ioraw.c b/plugins/epan/ethercat/packet-ioraw.c
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+++ b/plugins/epan/ethercat/packet-ioraw.c
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+/* packet-ioraw.c
+ * Routines for ethercat packet disassembly
+ *
+ * Copyright (c) 2007 by Beckhoff Automation GmbH
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * 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 files */
+
+#include "config.h"
+
+#include <epan/packet.h>
+
+#include "packet-ioraw.h"
+
+void proto_register_ioraw(void);
+void proto_reg_handoff_ioraw(void);
+
+/* Define the ioraw proto */
+int proto_ioraw = -1;
+
+static int ett_ioraw = -1;
+
+/* static int hf_ioraw_summary = -1; */
+static int hf_ioraw_header = -1;
+static int hf_ioraw_data = -1;
+
+/*ioraw*/
+static void IoRawSummaryFormater( char *szText, int nMax)
+{
+ g_snprintf ( szText, nMax, "Raw IO Data" );
+}
+
+static int dissect_ioraw(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
+{
+ proto_item *ti;
+ proto_tree *ioraw_tree;
+ gint offset = 0;
+ char szText[200];
+ int nMax = sizeof(szText)-1;
+
+ guint ioraw_length = tvb_reported_length(tvb);
+
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "IO-RAW");
+
+ IoRawSummaryFormater(szText, nMax);
+ col_add_str(pinfo->cinfo, COL_INFO, szText);
+
+ if (tree)
+ {
+ ti = proto_tree_add_item(tree, proto_ioraw, tvb, 0, -1, ENC_NA);
+ ioraw_tree = proto_item_add_subtree(ti, ett_ioraw);
+
+ proto_item_append_text(ti,": %s",szText);
+ proto_tree_add_item(ioraw_tree, hf_ioraw_header, tvb, offset, IoRawParserHDR_Len, ENC_NA);
+ offset+=IoRawParserHDR_Len;
+
+ proto_tree_add_item(ioraw_tree, hf_ioraw_data, tvb, offset, ioraw_length - offset, ENC_NA);
+ }
+ return tvb_captured_length(tvb);
+}
+
+void proto_register_ioraw(void)
+{
+ static hf_register_info hf[] =
+ {
+#if 0
+ { &hf_ioraw_summary,
+ { "Summary of the IoRaw Packet", "ioraw.summary",
+ FT_STRING, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+#endif
+ { &hf_ioraw_header, { "Header", "ioraw.header",
+ FT_NONE, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ },
+ { &hf_ioraw_data, { "VarData", "ioraw.data",
+ FT_NONE, BASE_NONE, NULL, 0x0,
+ NULL, HFILL }
+ }
+ };
+
+ static gint *ett[] =
+ {
+ &ett_ioraw
+ };
+
+ proto_ioraw = proto_register_protocol("TwinCAT IO-RAW",
+ "IO-RAW","ioraw");
+ proto_register_field_array(proto_ioraw,hf,array_length(hf));
+ proto_register_subtree_array(ett,array_length(ett));
+}
+
+void proto_reg_handoff_ioraw(void)
+{
+ dissector_handle_t ioraw_handle;
+
+ ioraw_handle = create_dissector_handle(dissect_ioraw, proto_ioraw);
+
+ dissector_add_uint("ecatf.type", 3, ioraw_handle);
+}
+
+/*
+ * Editor modelines - http://www.wireshark.org/tools/modelines.html
+ *
+ * Local Variables:
+ * c-basic-offset: 3
+ * tab-width: 8
+ * indent-tabs-mode: nil
+ * End:
+ *
+ * vi: set shiftwidth=3 tabstop=8 expandtab:
+ * :indentSize=3:tabSize=8:noTabs=true:
+ */