--- a/targets/LPC/plc_LPC_main.c	Tue Dec 15 16:04:28 2009 +0100
+++ b/targets/LPC/plc_LPC_main.c	Tue Dec 15 18:24:50 2009 +0100
@@ -82,10 +82,18 @@
     __DEBUG = 1;
 }
 
+int CheckRetainBuffer(void)
+{
+	/* TODO : compare RETAIN buffer start with MD5 */
+	return 0;
+}
+
 void Retain(unsigned int offset, unsigned int count, void *p)
 {
+	/* TODO : write in RETAIN buffer at offset*/
 }
 
 void Remind(unsigned int offset, unsigned int count, void *p)
 {
+	/* TODO : read at offset in RETAIN buffer */
 }