fixing bugs

src/.rfm12.h.~undo-tree~

+(undo-tree-save-format-version . 1)
+"1ccede45fef0f897206d08252ee0ff5f13388ca1"
+[nil nil nil nil (25486 8636 663509 623000) 0 nil]
+([nil current ((2661 . 2665) (t 25486 7972 349960 259000)) nil (25486 8643 916083 192000) 0 nil])
+nil

src/rfm12.c

@@ -59,8 +59,11 @@
 #endif
 
 #if RFM12_USE_RX_CALLBACK
-	volatile static (*rfm12_rx_callback_func)(uint8_t, uint8_t *) = (void *)0x0000;
-	void rfm12_set_callback ((*in_func)(uint8_t, uint8_t *)) {
+	volatile static uint8_t (*rfm12_rx_callback_func)(uint8_t,
+													  uint8_t *)
+	= NULL;
+	void rfm12_set_callback (volatile uint8_t (*in_func)(uint8_t,
+														 uint8_t *)) {
 		rfm12_rx_callback_func = in_func;
 	}
 #endif
@@ -281,8 +284,9 @@ ISR(RFM12_INT_VECT)
 					/* Call the callback function */
 					#if RFM12_USE_RX_CALLBACK
 					if (rfm12_rx_callback_func != 0x0000) {
-						rfm12_rx_callback_func(ctrl.rf_buffer_in->len,
-											   ctrl.rf_buffer_in.buffer);
+						rfm12_rx_callback_func(
+							rf_rx_buffers[ctrl.buffer_in_num].len,
+							(uint8_t*) rf_rx_buffers[ctrl.buffer_in_num].payload);
 					}
 					#endif
 					//switch to other buffer

src/rfm12.h

@@ -91,7 +91,7 @@ void rfm12_tick(void);
 
 #if RFM12_USE_RX_CALLBACK
 /* set the callback function pointer */
-void rfm12_set_callback ((*in_func)(uint8_t, uint8_t *));
+void rfm12_set_callback (int (*in_func)(uint8_t, uint8_t *));
 #endif
 //if receive mode is not disabled (default)
 #if !(RFM12_TRANSMIT_ONLY)