From Jeff Morriss: SSCOP over UDP and SSCF-NNI support.

svn path=/trunk/; revision=12585

1 files changed, 148 insertions, 0 deletions

diff --git a/epan/dissectors/packet-sscf-nni.c b/epan/dissectors/packet-sscf-nni.c
new file mode 100644
index 0000000000..cf9abf7ede
--- /dev/null
+++ b/epan/dissectors/packet-sscf-nni.c
@@ -0,0 +1,148 @@
+/* packet-sscf-nni.c
+ * Routines for SSCF-NNI (Q.2140) frame disassembly
+ * Jeff Morriss <jeff.morriss[AT]ulticom.com>
+ *
+ * $Id:$
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998
+ *
+ * Copied from packet-sscop.c
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stdio.h>
+#include <glib.h>
+#include <string.h>
+#include <epan/packet.h>
+
+static int proto_sscf = -1;
+
+static gint ett_sscf = -1;
+
+static dissector_handle_t mtp3_handle;
+static dissector_handle_t data_handle;
+
+#define SSCF_PDU_LENGTH 4
+#define SSCF_STATUS_OFFSET 3
+#define SSCF_STATUS_LENGTH 1
+#define SSCF_SPARE_OFFSET 0
+#define SSCF_SPARE_LENGTH 3
+
+static int hf_status = -1;
+static int hf_spare = -1;
+
+#define SSCF_STATUS_OOS	0x01
+#define SSCF_STATUS_PO  0x02
+#define SSCF_STATUS_IS  0x03
+#define SSCF_STATUS_NORMAL 0x04
+#define SSCF_STATUS_EMERGENCY 0x05
+#define SSCF_STATUS_ALIGNMENT_NOT_SUCCESSFUL 0x7
+#define SSCF_STATUS_MANAGEMENT_INITIATED 0x08
+#define SSCF_STATUS_PROTOCOL_ERROR 0x09
+#define SSCF_STATUS_PROVING_NOT_SUCCESSFUL 0x0a
+
+static const value_string sscf_status_vals[] = {
+	{ SSCF_STATUS_OOS,			"Out of Service" },
+	{ SSCF_STATUS_PO,			"Processor Outage" },
+	{ SSCF_STATUS_IS,			"In Service" },
+	{ SSCF_STATUS_NORMAL,			"Normal" },
+	{ SSCF_STATUS_EMERGENCY,		"Emergency" },
+	{ SSCF_STATUS_ALIGNMENT_NOT_SUCCESSFUL, "Alignment Not Successful" },
+	{ SSCF_STATUS_MANAGEMENT_INITIATED,	"Management Initiated" },
+	{ SSCF_STATUS_PROTOCOL_ERROR,		"Protocol Error" },
+	{ SSCF_STATUS_PROVING_NOT_SUCCESSFUL,	"Proving Not Successful" },
+	{ 0,					NULL }
+};
+
+static void
+dissect_sscf_nni(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+  guint reported_length;
+  proto_item *sscf_item = NULL;
+  proto_tree *sscf_tree = NULL;
+  guint8 sscf_status;
+
+  reported_length = tvb_reported_length(tvb);	/* frame length */
+
+  if (tree) {
+    sscf_item = proto_tree_add_item(tree, proto_sscf, tvb, 0, -1, FALSE);
+    sscf_tree = proto_item_add_subtree(sscf_item, ett_sscf);
+  }
+
+  if (reported_length > SSCF_PDU_LENGTH)
+  {
+    call_dissector(mtp3_handle, tvb, pinfo, tree);
+
+  } else {
+
+    sscf_status = tvb_get_guint8(tvb, SSCF_STATUS_OFFSET);
+
+    if (check_col(pinfo->cinfo, COL_PROTOCOL))
+      col_set_str(pinfo->cinfo, COL_PROTOCOL, "SSCF-NNI");
+    if (check_col(pinfo->cinfo, COL_INFO))
+      col_add_fstr(pinfo->cinfo, COL_INFO, "STATUS (%s) ",
+		   val_to_str(sscf_status, sscf_status_vals, "Unknown"));
+
+    
+    proto_tree_add_item(sscf_tree, hf_status, tvb, SSCF_STATUS_OFFSET,
+			SSCF_STATUS_LENGTH, FALSE);
+    proto_tree_add_item(sscf_tree, hf_spare, tvb, SSCF_SPARE_OFFSET,
+			SSCF_SPARE_LENGTH, FALSE);
+  }
+
+}
+
+void
+proto_register_sscf(void)
+{
+  static hf_register_info hf[] = 
+  { { &hf_status, { "Status", "sscf-nni.status", FT_UINT8, BASE_HEX,
+		    VALS(sscf_status_vals), 0x0, "", HFILL} },
+    { &hf_spare, { "Spare", "sscf-nni.spare", FT_UINT24, BASE_HEX,
+		    NULL, 0x0, "", HFILL} }
+  };
+
+  static gint *ett[] = {
+    &ett_sscf,
+  };
+
+  proto_sscf = proto_register_protocol("SSCF-NNI", "SSCF-NNI", "sscf-nni");
+
+  proto_register_field_array(proto_sscf, hf, array_length(hf));
+  proto_register_subtree_array(ett, array_length(ett));
+
+  register_dissector("sscf-nni", dissect_sscf_nni, proto_sscf);
+
+}
+
+void
+proto_reg_handoff_sscf(void)
+{
+  static dissector_handle_t sscf_handle; 	 
+
+
+  sscf_handle = create_dissector_handle(dissect_sscf_nni, proto_sscf); 	 
+
+  mtp3_handle = find_dissector("mtp3");
+  data_handle = find_dissector("data");
+
+}