From Thomas Dreibholz

RSerPool protocol stack and four new protocols


svn path=/trunk/; revision=18409

1 files changed, 172 insertions, 0 deletions

diff --git a/epan/dissectors/packet-calcappprotocol.c b/epan/dissectors/packet-calcappprotocol.c
new file mode 100644
index 0000000000..1dc5c4bab9
--- /dev/null
+++ b/epan/dissectors/packet-calcappprotocol.c
@@ -0,0 +1,172 @@
+/* packet-calcappprotocol.c
+ * Routines for the Calculation Application Protocol, a test application of the
+ * rsplib RSerPool implementation
+ * http://tdrwww.exp-math.uni-essen.de/dreibholz/rserpool/
+ *
+ * Copyright 2006 by Thomas Dreibholz <dreibh [AT] exp-math.uni-essen.de>
+ *
+ * $Id: x.c 15844 2005-09-17 00:02:31Z x $
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * Copied from README.developer
+ *
+ * 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 <epan/packet.h>
+
+
+#define CALCAPPPROTOCOL_PAYLOAD_PROTOCOL_ID 0x29097603
+
+
+/* Initialize the protocol and registered fields */
+static int proto_calcappprotocol = -1;
+static int hf_message_type       = -1;
+static int hf_message_flags      = -1;
+static int hf_message_length     = -1;
+static int hf_message_jobid      = -1;
+static int hf_message_jobsize    = -1;
+static int hf_message_completed  = -1;
+
+/* Initialize the subtree pointers */
+static gint ett_calcappprotocol = -1;
+
+static void
+dissect_calcappprotocol_message(tvbuff_t *, packet_info *, proto_tree *);
+
+
+/* Dissectors for messages. This is specific to CalcAppProtocol */
+#define MESSAGE_TYPE_LENGTH      1
+#define MESSAGE_FLAGS_LENGTH     1
+#define MESSAGE_LENGTH_LENGTH    2
+#define MESSAGE_JOBID_LENGTH     4
+#define MESSAGE_JOBSIZE_LENGTH   8
+#define MESSAGE_COMPLETED_LENGTH 8
+
+#define MESSAGE_TYPE_OFFSET      0
+#define MESSAGE_FLAGS_OFFSET     (MESSAGE_TYPE_OFFSET    + MESSAGE_TYPE_LENGTH)
+#define MESSAGE_LENGTH_OFFSET    (MESSAGE_FLAGS_OFFSET   + MESSAGE_FLAGS_LENGTH)
+#define MESSAGE_JOBID_OFFSET     (MESSAGE_LENGTH_OFFSET  + MESSAGE_LENGTH_LENGTH)
+#define MESSAGE_JOBSIZE_OFFSET   (MESSAGE_JOBID_OFFSET   + MESSAGE_JOBID_OFFSET)
+#define MESSAGE_COMPLETED_OFFSET (MESSAGE_JOBSIZE_OFFSET + MESSAGE_JOBSIZE_OFFSET)
+
+
+#define CALCAPP_REQUEST_MESSAGE_TYPE       1
+#define CALCAPP_ACCEPT_MESSAGE_TYPE        2
+#define CALCAPP_REJECT_MESSAGE_TYPE        3
+#define CALCAPP_ABORT_MESSAGE_TYPE         4
+#define CALCAPP_COMPLETE_MESSAGE_TYPE      5
+#define CALCAPP_KEEPALIVE_MESSAGE_TYPE     6
+#define CALCAPP_KEEPALIVE_ACK_MESSAGE_TYPE 7
+
+
+static const value_string message_type_values[] = {
+  { CALCAPP_REQUEST_MESSAGE_TYPE,        "CalcApp Request" },
+  { CALCAPP_ACCEPT_MESSAGE_TYPE,         "CalcApp Accept" },
+  { CALCAPP_REJECT_MESSAGE_TYPE,         "CalcApp Reject" },
+  { CALCAPP_ABORT_MESSAGE_TYPE,          "CalcApp Abort" },
+  { CALCAPP_COMPLETE_MESSAGE_TYPE,       "CalcApp Complete" },
+  { CALCAPP_KEEPALIVE_MESSAGE_TYPE,      "CalcApp Keep-Alive" },
+  { CALCAPP_KEEPALIVE_ACK_MESSAGE_TYPE,  "CalcApp Keep-Alive Ack" },
+  { 0, NULL }
+};
+
+
+static void
+dissect_calcappprotocol_message(tvbuff_t *message_tvb, packet_info *pinfo, proto_tree *calcappprotocol_tree)
+{
+  guint8 type;
+
+  type = tvb_get_guint8(message_tvb, MESSAGE_TYPE_OFFSET);
+  if (pinfo && (check_col(pinfo->cinfo, COL_INFO))) {
+    col_add_fstr(pinfo->cinfo, COL_INFO, "%s ", val_to_str(type, message_type_values, "Unknown CalcAppProtocol type"));
+  }
+  proto_tree_add_item(calcappprotocol_tree, hf_message_type,      message_tvb, MESSAGE_TYPE_OFFSET,      MESSAGE_TYPE_LENGTH,      FALSE);
+  proto_tree_add_item(calcappprotocol_tree, hf_message_flags,     message_tvb, MESSAGE_FLAGS_OFFSET,     MESSAGE_FLAGS_LENGTH,     FALSE);
+  proto_tree_add_item(calcappprotocol_tree, hf_message_length,    message_tvb, MESSAGE_LENGTH_OFFSET,    MESSAGE_LENGTH_LENGTH,    FALSE);
+  proto_tree_add_item(calcappprotocol_tree, hf_message_jobid,     message_tvb, MESSAGE_JOBID_OFFSET,     MESSAGE_JOBID_LENGTH,     FALSE);
+  proto_tree_add_item(calcappprotocol_tree, hf_message_jobsize,   message_tvb, MESSAGE_JOBSIZE_OFFSET,   MESSAGE_JOBSIZE_LENGTH,   FALSE);
+  proto_tree_add_item(calcappprotocol_tree, hf_message_completed, message_tvb, MESSAGE_COMPLETED_OFFSET, MESSAGE_COMPLETED_LENGTH, FALSE);
+}
+
+
+static int
+dissect_calcappprotocol(tvbuff_t *message_tvb, packet_info *pinfo, proto_tree *tree)
+{
+  proto_item *calcappprotocol_item;
+  proto_tree *calcappprotocol_tree;
+
+  /* pinfo is NULL only if dissect_calcappprotocol_message is called from dissect_error cause */
+  if (pinfo && (check_col(pinfo->cinfo, COL_PROTOCOL)))
+    col_set_str(pinfo->cinfo, COL_PROTOCOL, "CalcAppProtocol");
+
+  /* In the interest of speed, if "tree" is NULL, don't do any work not
+     necessary to generate protocol tree items. */
+  if (tree) {
+    /* create the calcappprotocol protocol tree */
+    calcappprotocol_item = proto_tree_add_item(tree, proto_calcappprotocol, message_tvb, 0, -1, FALSE);
+    calcappprotocol_tree = proto_item_add_subtree(calcappprotocol_item, ett_calcappprotocol);
+  } else {
+    calcappprotocol_tree = NULL;
+  };
+  /* dissect the message */
+  dissect_calcappprotocol_message(message_tvb, pinfo, calcappprotocol_tree);
+  return(TRUE);
+}
+
+
+/* Register the protocol with Wireshark */
+void
+proto_register_calcappprotocol(void)
+{
+
+  /* Setup list of header fields */
+  static hf_register_info hf[] = {
+    { &hf_message_type,      { "Type",      "calcappprotocol.message_type",      FT_UINT8,  BASE_DEC, VALS(message_type_values), 0x0, "", HFILL } },
+    { &hf_message_flags,     { "Flags",     "calcppprotocol.message_flags",      FT_UINT8,  BASE_DEC, NULL,                      0x0, "", HFILL } },
+    { &hf_message_length,    { "Length",    "calcappprotocol.message_length",    FT_UINT16, BASE_DEC, NULL,                      0x0, "", HFILL } },
+    { &hf_message_jobid,     { "JobID",     "calcappprotocol.message_jobid",     FT_UINT32, BASE_DEC, NULL,                      0x0, "", HFILL } },
+    { &hf_message_jobsize,   { "JobSize",   "calcappprotocol.message_jobsize",   FT_UINT64, BASE_DEC, NULL,                      0x0, "", HFILL } },
+    { &hf_message_completed, { "Completed", "calcappprotocol.message_completed", FT_UINT64, BASE_DEC, NULL,                      0x0, "", HFILL } },
+  };
+
+  /* Setup protocol subtree array */
+  static gint *ett[] = {
+    &ett_calcappprotocol
+  };
+
+  /* Register the protocol name and description */
+  proto_calcappprotocol = proto_register_protocol("Calculation Application Protocol", "CalcAppProtocol", "calcappprotocol");
+
+  /* Required function calls to register the header fields and subtrees used */
+  proto_register_field_array(proto_calcappprotocol, hf, array_length(hf));
+  proto_register_subtree_array(ett, array_length(ett));
+}
+
+void
+proto_reg_handoff_calcappprotocol(void)
+{
+  dissector_handle_t calcappprotocol_handle;
+
+  calcappprotocol_handle = new_create_dissector_handle(dissect_calcappprotocol, proto_calcappprotocol);
+  dissector_add("sctp.ppi", CALCAPPPROTOCOL_PAYLOAD_PROTOCOL_ID, calcappprotocol_handle);
+}