Added some encode/decode routines to Message (plus test).

Altered Buffer to allow memory for data to be specified on construction. 



git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@472850 13f79535-47bb-0310-9956-ffa450edef68

2 files changed, 7 insertions, 2 deletions

diff --git a/cpp/src/qpid/framing/Buffer.cpp b/cpp/src/qpid/framing/Buffer.cpp
index b7c17fa86f..05e9be83a9 100644
--- a/cpp/src/qpid/framing/Buffer.cpp
+++ b/cpp/src/qpid/framing/Buffer.cpp
@@ -18,12 +18,15 @@
 #include "qpid/framing/Buffer.h"
 #include "qpid/framing/FieldTable.h" 
 
-qpid::framing::Buffer::Buffer(u_int32_t _size) : size(_size), position(0), limit(_size){
+qpid::framing::Buffer::Buffer(u_int32_t _size) : size(_size), owner(true), position(0), limit(_size){
     data = new char[size];
 }
 
+qpid::framing::Buffer::Buffer(char* _data, u_int32_t _size) : size(_size), owner(false), data(_data), position(0), limit(_size){
+}
+
 qpid::framing::Buffer::~Buffer(){
-    delete[] data;
+    if(owner) delete[] data;
 }
 
 void qpid::framing::Buffer::flip(){
diff --git a/cpp/src/qpid/framing/Buffer.h b/cpp/src/qpid/framing/Buffer.h
index 1698144908..8eb92a1d27 100644
--- a/cpp/src/qpid/framing/Buffer.h
+++ b/cpp/src/qpid/framing/Buffer.h
@@ -28,6 +28,7 @@ class FieldTable;
 class Buffer
 {
     const u_int32_t size;
+    const bool owner;//indicates whether the data is owned by this instance
     char* data;
     u_int32_t position;
     u_int32_t limit;
@@ -37,6 +38,7 @@ class Buffer
 public:
 
     Buffer(u_int32_t size);
+    Buffer(char* data, u_int32_t size);
     ~Buffer();
 
     void flip();