Clayton G
QRSS Rx Network receiver. A receiver to sample a segment of RF spectrum and send this data to a server for further processing and display. NXP mbed Design Challenge entry (Honorable Mention). Published in Circuit Cellar, Feb 2012
Dependencies: NetServices mbed DNSResolver
Diff: BufferSys.cpp
- Revision:
- 0:82ff15078322
diff -r 000000000000 -r 82ff15078322 BufferSys.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/BufferSys.cpp Wed Jan 25 20:32:53 2012 +0000
@@ -0,0 +1,53 @@
+/*---------------------------------------------------------------------------
+
+ QRSS Receiver Application
+
+ by Clayton ZL3TKA/VK1TKA
+ clayton@isnotcrazy.com
+
+ Buffer System
+
+---------------------------------------------------------------------------*/
+// include files
+
+#include "BufferSys.h"
+
+// Definitions
+
+// Macros
+
+// Local Data
+
+// Global Data
+const TDataSample NullSample = {0,0};
+
+// Function Prototypes
+
+//---------------------------------------------------------------------------
+// BUFFER SYSTEM METHODS
+//---------------------------------------------------------------------------
+
+//---------------------------------------------------------------------------
+//
+// Buffer Release Method
+//
+void TBufferHandle::Release( void )
+{
+ if ( !HasBuffer() )
+ return;
+ // If the handler was the only reference to the buffer
+ // then the buffer should be released to the pool
+ if ( pMyBuffer->iRefCount<=0 )
+ error( "TBufferHandle::CheckForBuffer Invalid TBufferData iRefCount in Release - %d\r\n", pMyBuffer->iRefCount );
+ pMyBuffer->iRefCount--;
+ if ( pMyBuffer->iRefCount==0 )
+ { // Release message to the pool it came from
+ pMyBuffer->pPool->ReturnToPool( pMyBuffer );
+ }
+ // Detach the message from the handler
+ pMyBuffer = NULL;
+}
+
+//---------------------------------------------------------------------------
+// END
+//---------------------------------------------------------------------------