add svn properties for dir and files

svn path=/trunk/; revision=21780

1 files changed, 255 insertions, 255 deletions

diff --git a/plugins/opcua/opcua.c b/plugins/opcua/opcua.c
index 76be7b1591..7b9ac17afc 100644
--- a/plugins/opcua/opcua.c
+++ b/plugins/opcua/opcua.c
@@ -1,255 +1,255 @@
-/******************************************************************************

-** $Id: opcua.c,v 1.5 2007/02/08 11:29:45 gergap Exp $

-**

-** Copyright (C) 2006-2007 ascolab GmbH. All Rights Reserved.

-** Web: http://www.ascolab.com

-** 

-** 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 file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE

-** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

-** 

-** Project: OpcUa Wireshark Plugin

-**

-** Description: OpcUa Protocol Decoder.

-**

-** Author: Gerhard Gappmeier <gerhard.gappmeier@ascolab.com>

-** Last change by: $Author: gergap $

-**

-******************************************************************************/

-

-#ifdef HAVE_CONFIG_H

-# include "config.h"

-#endif

-

-#include <gmodule.h>

-#include <epan/packet.h>

-#include <epan/emem.h>

-#include <epan/dissectors/packet-tcp.h>

-#include <epan/prefs.h>

-#include "ua_transport_layer.h"

-#include "ua_security_layer.h"

-#include "ua_application_layer.h"

-#include "opcua_complextypeparser.h"

-#include "opcua_serviceparser.h"

-#include "opcua_enumparser.h"

-#include "opcua_simpletypes.h"

-#include "opcua_hfindeces.h"

-

-/* forward reference */

-void proto_register_opcua (void);

-void proto_reg_handoff_opcua (void);

-static void dissect_opcua(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);

-static void dissect_opcua_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);

-

-/* declare parse function pointer */

-typedef void (*FctParse)(proto_tree *tree, tvbuff_t *tvb, gint *pOffset);

-

-static int proto_opcua = -1;

-/** Official IANA registered port for OPC UA Binary Protocol. */

-static int global_opcua_port = 4840;

-static dissector_handle_t opcua_handle;

-

-/** subtree types */

-gint ett_opcua_transport = -1;

-gint ett_opcua_extensionobject = -1;

-gint ett_opcua_nodeid = -1;

-

-/** OpcUa Transport Message Types */

-enum MessageType

-{

-    MSG_HELLO = 0,

-    MSG_ACKNOWLEDGE,

-    MSG_DISCONNECT,

-    MSG_DATA_LAST_CHUNK,

-    MSG_DATA,

-    MSG_ABORT,

-    MSG_ERROR,

-    MSG_INVALID,

-    MSG_UNKNOWN

-};

-

-/** OpcUa Transport Message Type Names */

-static char* g_szMessageTypes[] =

-{

-    "Hello message",

-    "Acknowledge message",

-    "Disconnect message",

-    "Data message, last chunk in message.",

-    "Data message, further chunks must follow.",

-    "Abort message",

-    "Error message",

-    "Invalid message",

-    "Unknown message"

-};

-

-

-/** Setup protocol subtree array */

-static gint *ett[] =

-{

-    &ett_opcua_transport,

-    &ett_opcua_extensionobject,

-    &ett_opcua_nodeid,

-};

-

-/** plugin entry functions.

- * This registers the OpcUa protocol.

- */

-void proto_register_opcua(void)

-{

-    module_t *opcua_module;

-    

-    if (proto_opcua == -1)

-    {

-        proto_opcua = proto_register_protocol(

-            "OpcUa Binary Protocol", /* name */

-            "OpcUa",                 /* short name */

-            "opcua"                  /* abbrev */

-            );

-    }

-    opcua_module = prefs_register_protocol(proto_opcua, proto_reg_handoff_opcua);

-    

-    registerTransportLayerTypes(proto_opcua);

-    registerSecurityLayerTypes(proto_opcua);

-    registerApplicationLayerTypes(proto_opcua);

-    registerSimpleTypes(proto_opcua);

-    registerEnumTypes(proto_opcua);

-    registerComplexTypes();

-    registerServiceTypes();

-    registerFieldTypes(proto_opcua);

-

-    proto_register_subtree_array(ett, array_length(ett));    

-}

-

-/** Register sub protocol. 

-  * For TCP port 4840.

-  */

-void proto_reg_handoff_opcua(void)

-{

-    static int Initialized=FALSE;

-    

-    if (!Initialized)

-    {

-        opcua_handle = create_dissector_handle(dissect_opcua, proto_opcua);

-        dissector_add("tcp.port", global_opcua_port, opcua_handle);

-    }

-}

-

-/** header length that is needed to compute

-  * the pdu length.

-  * @see get_opcua_message_len

-  */

-#define FRAME_HEADER_LEN 8

-

-/** returns the length of an OpcUa message.

-  * This function reads the length information from

-  * the transport header.

-  */

-static guint get_opcua_message_len(packet_info *pinfo, tvbuff_t *tvb, int offset)

-{

-    gint32 plen;

-

-    /* the message length starts at offset 4 */

-    plen = tvb_get_letohl(tvb, offset + 4);

-

-    return plen;

-}

-

-/** The main OpcUa dissector functions.

-  * It uses tcp_dissect_pdus from packet-tcp.h

-  * to reassemble the TCP data.

-  */

-static void dissect_opcua(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)

-{

-    tcp_dissect_pdus(tvb, pinfo, tree, TRUE, FRAME_HEADER_LEN,

-      get_opcua_message_len, dissect_opcua_message);

-}

-

-/** The OpcUa message dissector.

-  * This method dissects full OpcUa messages.

-  * It gets only called with reassembled data

-  * from tcp_dissect_pdus.

-  */

-static void dissect_opcua_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)

-{

-    FctParse pfctParse = NULL;

-    enum MessageType msgtype = MSG_INVALID;

-

-    if (check_col(pinfo->cinfo, COL_PROTOCOL))

-    {

-        col_set_str(pinfo->cinfo, COL_PROTOCOL, "OpcUa");

-    }

-

-    /* parse message type */

-    if (tvb->real_data[0] == 'U' && tvb->real_data[1] == 'A')

-    {

-        if (tvb->real_data[2] == 'T')

-        {

-            switch(tvb->real_data[3])

-            {

-            case 'H': msgtype = MSG_HELLO;

-                pfctParse = parseHello;

-                break;

-            case 'A': msgtype = MSG_ACKNOWLEDGE;

-                pfctParse = parseAcknowledge;

-                break;

-            case 'D': msgtype = MSG_DISCONNECT;

-                pfctParse = parseDisconnect;

-                break;

-            default: msgtype = MSG_INVALID;

-                break;

-            }                

-        }

-        else if (tvb->real_data[2] == 'M')

-        {

-            switch(tvb->real_data[3])

-            {

-            case 'G': msgtype = MSG_DATA_LAST_CHUNK;

-                pfctParse = parseData;

-                break;

-            case 'C': msgtype = MSG_DATA;

-                pfctParse = parseData;

-                break;

-            case 'A': msgtype = MSG_ABORT;

-                pfctParse = parseAbort;

-                break;

-            case 'E': msgtype = MSG_ERROR;

-                pfctParse = parseError;

-                break;

-            default: msgtype = MSG_INVALID;

-                break;

-            }                

-        }

-    }

-    else

-    {

-        msgtype = MSG_UNKNOWN;

-    }

-

-    /* Clear out stuff in the info column */

-    if(check_col(pinfo->cinfo, COL_INFO))

-    {

-        col_set_str(pinfo->cinfo, COL_INFO, g_szMessageTypes[msgtype]);

-    }

-

-    if (tree && pfctParse)

-    {

-        gint offset = 0;

-

-        /* we are being asked for details */

-        proto_item *ti = NULL;

-        proto_tree *transport_tree = NULL;

-

-        ti = proto_tree_add_item(tree, proto_opcua, tvb, 0, -1, FALSE);

-        transport_tree = proto_item_add_subtree(ti, ett_opcua_transport);

-

-        /* call the transport message dissector */

-        (*pfctParse)(transport_tree, tvb, &offset);

-

-    }

-}    

-

-

+/******************************************************************************
+** $Id$
+**
+** Copyright (C) 2006-2007 ascolab GmbH. All Rights Reserved.
+** Web: http://www.ascolab.com
+** 
+** 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 file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+** 
+** Project: OpcUa Wireshark Plugin
+**
+** Description: OpcUa Protocol Decoder.
+**
+** Author: Gerhard Gappmeier <gerhard.gappmeier@ascolab.com>
+** Last change by: $Author: gergap $
+**
+******************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <gmodule.h>
+#include <epan/packet.h>
+#include <epan/emem.h>
+#include <epan/dissectors/packet-tcp.h>
+#include <epan/prefs.h>
+#include "ua_transport_layer.h"
+#include "ua_security_layer.h"
+#include "ua_application_layer.h"
+#include "opcua_complextypeparser.h"
+#include "opcua_serviceparser.h"
+#include "opcua_enumparser.h"
+#include "opcua_simpletypes.h"
+#include "opcua_hfindeces.h"
+
+/* forward reference */
+void proto_register_opcua (void);
+void proto_reg_handoff_opcua (void);
+static void dissect_opcua(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
+static void dissect_opcua_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
+
+/* declare parse function pointer */
+typedef void (*FctParse)(proto_tree *tree, tvbuff_t *tvb, gint *pOffset);
+
+static int proto_opcua = -1;
+/** Official IANA registered port for OPC UA Binary Protocol. */
+static int global_opcua_port = 4840;
+static dissector_handle_t opcua_handle;
+
+/** subtree types */
+gint ett_opcua_transport = -1;
+gint ett_opcua_extensionobject = -1;
+gint ett_opcua_nodeid = -1;
+
+/** OpcUa Transport Message Types */
+enum MessageType
+{
+    MSG_HELLO = 0,
+    MSG_ACKNOWLEDGE,
+    MSG_DISCONNECT,
+    MSG_DATA_LAST_CHUNK,
+    MSG_DATA,
+    MSG_ABORT,
+    MSG_ERROR,
+    MSG_INVALID,
+    MSG_UNKNOWN
+};
+
+/** OpcUa Transport Message Type Names */
+static char* g_szMessageTypes[] =
+{
+    "Hello message",
+    "Acknowledge message",
+    "Disconnect message",
+    "Data message, last chunk in message.",
+    "Data message, further chunks must follow.",
+    "Abort message",
+    "Error message",
+    "Invalid message",
+    "Unknown message"
+};
+
+
+/** Setup protocol subtree array */
+static gint *ett[] =
+{
+    &ett_opcua_transport,
+    &ett_opcua_extensionobject,
+    &ett_opcua_nodeid,
+};
+
+/** plugin entry functions.
+ * This registers the OpcUa protocol.
+ */
+void proto_register_opcua(void)
+{
+    module_t *opcua_module;
+    
+    if (proto_opcua == -1)
+    {
+        proto_opcua = proto_register_protocol(
+            "OpcUa Binary Protocol", /* name */
+            "OpcUa",                 /* short name */
+            "opcua"                  /* abbrev */
+            );
+    }
+    opcua_module = prefs_register_protocol(proto_opcua, proto_reg_handoff_opcua);
+    
+    registerTransportLayerTypes(proto_opcua);
+    registerSecurityLayerTypes(proto_opcua);
+    registerApplicationLayerTypes(proto_opcua);
+    registerSimpleTypes(proto_opcua);
+    registerEnumTypes(proto_opcua);
+    registerComplexTypes();
+    registerServiceTypes();
+    registerFieldTypes(proto_opcua);
+
+    proto_register_subtree_array(ett, array_length(ett));    
+}
+
+/** Register sub protocol. 
+  * For TCP port 4840.
+  */
+void proto_reg_handoff_opcua(void)
+{
+    static int Initialized=FALSE;
+    
+    if (!Initialized)
+    {
+        opcua_handle = create_dissector_handle(dissect_opcua, proto_opcua);
+        dissector_add("tcp.port", global_opcua_port, opcua_handle);
+    }
+}
+
+/** header length that is needed to compute
+  * the pdu length.
+  * @see get_opcua_message_len
+  */
+#define FRAME_HEADER_LEN 8
+
+/** returns the length of an OpcUa message.
+  * This function reads the length information from
+  * the transport header.
+  */
+static guint get_opcua_message_len(packet_info *pinfo, tvbuff_t *tvb, int offset)
+{
+    gint32 plen;
+
+    /* the message length starts at offset 4 */
+    plen = tvb_get_letohl(tvb, offset + 4);
+
+    return plen;
+}
+
+/** The main OpcUa dissector functions.
+  * It uses tcp_dissect_pdus from packet-tcp.h
+  * to reassemble the TCP data.
+  */
+static void dissect_opcua(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+    tcp_dissect_pdus(tvb, pinfo, tree, TRUE, FRAME_HEADER_LEN,
+      get_opcua_message_len, dissect_opcua_message);
+}
+
+/** The OpcUa message dissector.
+  * This method dissects full OpcUa messages.
+  * It gets only called with reassembled data
+  * from tcp_dissect_pdus.
+  */
+static void dissect_opcua_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+    FctParse pfctParse = NULL;
+    enum MessageType msgtype = MSG_INVALID;
+
+    if (check_col(pinfo->cinfo, COL_PROTOCOL))
+    {
+        col_set_str(pinfo->cinfo, COL_PROTOCOL, "OpcUa");
+    }
+
+    /* parse message type */
+    if (tvb->real_data[0] == 'U' && tvb->real_data[1] == 'A')
+    {
+        if (tvb->real_data[2] == 'T')
+        {
+            switch(tvb->real_data[3])
+            {
+            case 'H': msgtype = MSG_HELLO;
+                pfctParse = parseHello;
+                break;
+            case 'A': msgtype = MSG_ACKNOWLEDGE;
+                pfctParse = parseAcknowledge;
+                break;
+            case 'D': msgtype = MSG_DISCONNECT;
+                pfctParse = parseDisconnect;
+                break;
+            default: msgtype = MSG_INVALID;
+                break;
+            }                
+        }
+        else if (tvb->real_data[2] == 'M')
+        {
+            switch(tvb->real_data[3])
+            {
+            case 'G': msgtype = MSG_DATA_LAST_CHUNK;
+                pfctParse = parseData;
+                break;
+            case 'C': msgtype = MSG_DATA;
+                pfctParse = parseData;
+                break;
+            case 'A': msgtype = MSG_ABORT;
+                pfctParse = parseAbort;
+                break;
+            case 'E': msgtype = MSG_ERROR;
+                pfctParse = parseError;
+                break;
+            default: msgtype = MSG_INVALID;
+                break;
+            }                
+        }
+    }
+    else
+    {
+        msgtype = MSG_UNKNOWN;
+    }
+
+    /* Clear out stuff in the info column */
+    if(check_col(pinfo->cinfo, COL_INFO))
+    {
+        col_set_str(pinfo->cinfo, COL_INFO, g_szMessageTypes[msgtype]);
+    }
+
+    if (tree && pfctParse)
+    {
+        gint offset = 0;
+
+        /* we are being asked for details */
+        proto_item *ti = NULL;
+        proto_tree *transport_tree = NULL;
+
+        ti = proto_tree_add_item(tree, proto_opcua, tvb, 0, -1, FALSE);
+        transport_tree = proto_item_add_subtree(ti, ett_opcua_transport);
+
+        /* call the transport message dissector */
+        (*pfctParse)(transport_tree, tvb, &offset);
+
+    }
+}    
+
+