Fix retransmission issues (order, tracing, etc.)

[anna.git] / source / diameter / codec / functions.cpp

diff --git a/source/diameter/codec/functions.cpp b/source/diameter/codec/functions.cpp
index 7c5516c..a58372d 100644 (file)
--- a/source/diameter/codec/functions.cpp
+++ b/source/diameter/codec/functions.cpp
@@ -1,37 +1,9 @@
-// ANNA - Anna is Not Nothingness Anymore
-//
-// (c) Copyright 2005-2014 Eduardo Ramos Testillano & Francisco Ruiz Rayo
-//
-// http://redmine.teslayout.com/projects/anna-suite
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions
-// are met:
-//
-//     * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//     *  Neither the name of the copyright holder nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-//
-// Authors: eduardo.ramos.testillano@gmail.com
-//          cisco.tierra@gmail.com
+// ANNA - Anna is Not Nothingness Anymore                                                         //
+//                                                                                                //
+// (c) Copyright 2005-2015 Eduardo Ramos Testillano & Francisco Ruiz Rayo                         //
+//                                                                                                //
+// See project site at http://redmine.teslayout.com/projects/anna-suite                           //
+// See accompanying file LICENSE or copy at http://www.teslayout.com/projects/public/anna.LICENSE //
 
 
 // Local
@@ -108,14 +80,34 @@ anna::diameter::CommandId functions::getCommandId(const anna::DataBlock & db) th
   return (anna::diameter::CommandId(code, (flags & Message::RBitMask) != 0x00));
 }
 
-
-bool functions::isRequest(const anna::DataBlock & db) throw(anna::RuntimeException) {
+bool functions::requestBit(const anna::DataBlock & db) throw(anna::RuntimeException) {
   if(db.getSize() < Message::HeaderLength)
     throw anna::RuntimeException("Not enough bytes to cover command header length", ANNA_FILE_LOCATION);
 
   return (((db.getData())[4] & Message::RBitMask) != 0x00);
 }
 
+bool functions::proxiableBit(const anna::DataBlock & db) throw(anna::RuntimeException) {
+  if(db.getSize() < Message::HeaderLength)
+    throw anna::RuntimeException("Not enough bytes to cover command header length", ANNA_FILE_LOCATION);
+
+  return (((db.getData())[4] & Message::PBitMask) != 0x00);
+}
+
+bool functions::errorBit(const anna::DataBlock & db) throw(anna::RuntimeException) {
+  if(db.getSize() < Message::HeaderLength)
+    throw anna::RuntimeException("Not enough bytes to cover command header length", ANNA_FILE_LOCATION);
+
+  return (((db.getData())[4] & Message::EBitMask) != 0x00);
+}
+
+bool functions::potentiallyReTransmittedMessageBit(const anna::DataBlock & db) throw(anna::RuntimeException) {
+  if(db.getSize() < Message::HeaderLength)
+    throw anna::RuntimeException("Not enough bytes to cover command header length", ANNA_FILE_LOCATION);
+
+  return (((db.getData())[4] & Message::TBitMask) != 0x00);
+}
+
 anna::diameter::ApplicationId functions::getApplicationId(const anna::DataBlock & db) throw(anna::RuntimeException) {
   if(db.getSize() < Message::HeaderLength)
     throw anna::RuntimeException("Not enough bytes to cover command header length", ANNA_FILE_LOCATION);
@@ -307,4 +299,15 @@ void functions::setEndToEnd(anna::DataBlock & db, diameter::EndToEnd ete) throw(
   memcpy((char *)(db.getData() + 16), source, 4);
 }
 
+void functions::setPotentiallyReTransmittedMessageBit(const anna::DataBlock & db, bool activate) throw(anna::RuntimeException) {
+  if(db.getSize() < Message::HeaderLength) {
+    throw anna::RuntimeException("Not enough bytes to cover command header length", ANNA_FILE_LOCATION);
+  }
+
+  static char flags[1];
+  flags[0] = *(db.getData() + 4);
+  if(activate) flags[0] |= Message::TBitMask; else flags[0] &= (~Message::TBitMask);
+  memcpy((char *)(db.getData() + 4), flags, 1);
+}
+