+#include <isotp/isotp.h>
+#include <isotp/receive.h>
+#include <bitfield/bitfield.h>
-void isotp_receive_can_frame(const uint16_t arbitration_id, const uint8_t* data,
- const uint8_t length) {
- //match with any request we made
- //handle flow control if necessary
- //call callback if message completed
+const uint16_t MAX_ISO_TP_MESSAGE_SIZE = 4096;
+const uint16_t MAX_CAN_FRAME_SIZE = 8;
+const uint8_t ISO_TP_DEFAULT_RESPONSE_TIMEOUT = 100;
+const bool ISO_TP_DEFAULT_FRAME_PADDING_STATUS = true;
+
+
+void isotp_set_timeout(IsoTpHandler* handler, uint16_t timeout_ms) {
+ handler->timeout_ms = timeout_ms;
+}
+
+IsoTpShims isotp_init_shims(LogShim log, SendCanMessageShim send_can_message,
+ SetTimerShim set_timer) {
+ IsoTpShims shims = {
+ log: log,
+ send_can_message: send_can_message,
+ set_timer: set_timer
+ };
+ return shims;
}
-bool isotp_send(const uint8_t* payload, uint16_t payload_size) {
- // we determine if it's single/multi frame and start the send
+IsoTpHandler isotp_init(IsoTpShims* shims, uint16_t arbitration_id,
+ IsoTpMessageReceivedHandler message_received_callback,
+ IsoTpMessageSentHandler message_sent_callback,
+ IsoTpCanFrameSentHandler can_frame_sent_callback) {
+ IsoTpHandler handler = {
+ shims: shims,
+ arbitration_id: arbitration_id,
+ message_received_callback: message_received_callback,
+ message_sent_callback: message_sent_callback,
+ can_frame_sent_callback: can_frame_sent_callback,
+ timeout_ms: ISO_TP_DEFAULT_RESPONSE_TIMEOUT,
+ frame_padding: ISO_TP_DEFAULT_FRAME_PADDING_STATUS,
+ sending: false
+ };
+ return handler;
}
-void isotp_set_timeout(uint16_t timeout) {
+void isotp_message_to_string(const IsoTpMessage* message, char* destination,
+ size_t destination_length) {
+ snprintf(destination, destination_length,"ID: 0x%02x, Payload: 0x%llx",
+ // TODO the payload may be backwards here
+ message->arbitration_id, message->payload);
}