Jason Gaunt
Libraries to support working with GMLAN - General Motors CAN BUS network in most of their vehicles between 2007-present day. Please note this is a work in progress and not guaranteed to be correct, use at your own risk! Read commit logs / subscribe to see what has been added, it's a work in progress after all ;)
Diff: GMLAN.h
- Revision:
- 6:32592425aa57
- Parent:
- 5:d0b067be6d44
- Child:
- 7:5ec65e6e8095
--- a/GMLAN.h Tue Mar 19 10:03:21 2013 +0000
+++ b/GMLAN.h Wed Apr 03 16:09:10 2013 +0000
@@ -96,4 +96,38 @@
CANMessage generate(void);
};
+class GMLAN_11Bit_Request {
+ /*
+ Class to allow easier handling of sending and receiving 11-bit messages
+ */
+ private:
+ vector<char> request_data, response_data;
+ int id, request_state;
+ int tx_frame_counter, tx_bytes;
+ int rx_frame_counter, rx_bytes;
+
+ char frame_padding [8];
+
+ public:
+ // (Main function) Create message and send it
+ GMLAN_11Bit_Request(int _id, vector<char> _request);
+
+ // Process each frame to transmit and flow control frame if needed
+ CANMessage getNextFrame(void);
+ CANMessage getFlowControl(void);
+ // Process each received frame
+ void processFrame(CANMessage msg);
+
+ // Handle starting and flow control
+ void start(void) { request_state = GMLAN_STATE_SEND_DATA; }
+ void continueFlow(void) { request_state = GMLAN_STATE_SEND_DATA; }
+
+ // Return request_state to confirm status
+ int getState(void) { return request_state; }
+ // Return ID
+ int getID(void) { return id; }
+ // Return response
+ vector<char> getResponse(void) { return response_data; }
+};
+
#endif
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