#include <stdint.h>
#include <stdbool.h>
+#include <stdio.h>
+
+#define CAN_MESSAGE_BYTE_SIZE 8
#ifdef __cplusplus
extern "C" {
const uint16_t size;
} IsoTpMessage;
-typedef void (*LogShim)(const char* message);
+typedef void (*LogShim)(const char* message, ...);
typedef bool (*SendCanMessageShim)(const uint16_t arbitration_id,
const uint8_t* data, const uint8_t size);
typedef bool (*SetTimerShim)(uint16_t time_ms, void (*callback));
} IsoTpShims;
typedef struct {
- IsoTpShims* shims;
uint16_t arbitration_id;
IsoTpMessageReceivedHandler message_received_callback;
- IsoTpMessageSentHandler message_sent_callback;
- IsoTpCanFrameSentHandler can_frame_sent_callback;
// Private
uint16_t timeout_ms;
+ // timeout_ms: ISO_TP_DEFAULT_RESPONSE_TIMEOUT,
bool frame_padding;
+ // frame_padding: ISO_TP_DEFAULT_FRAME_PADDING_STATUS,
uint8_t* receive_buffer;
uint16_t received_buffer_size;
uint16_t incoming_message_size;
- bool sending;
// TODO timer callback
-} IsoTpHandler;
+} IsoTpReceiveHandle;
+
+typedef struct {
+ uint16_t sending_arbitration_id;
+ uint16_t receiving_arbitration_id;
+ IsoTpMessageSentHandler message_sent_callback;
+ IsoTpCanFrameSentHandler can_frame_sent_callback;
+
+ // TODO going to need some state here for multi frame messages
+} IsoTpSendHandle;
+
+typedef enum {
+ ISOTP_HANDLE_SENDING,
+ ISOTP_HANDLE_RECEIVING
+} IsoTpHandleType;
+
+typedef struct {
+ bool success;
+ bool completed;
+ IsoTpHandleType type;
+ IsoTpReceiveHandle receive_handle;
+ IsoTpSendHandle send_handle;
+} IsoTpHandle;
+
typedef enum {
PCI_SINGLE = 0x0,
SendCanMessageShim send_can_message,
SetTimerShim set_timer);
-IsoTpHandler isotp_init(IsoTpShims* shims,
- uint16_t arbitration_id,
- IsoTpMessageReceivedHandler message_received_callback,
- IsoTpMessageSentHandler message_sent_callback,
- IsoTpCanFrameSentHandler can_frame_sent_callback);
+void isotp_receive_can_frame(IsoTpShims* shims, IsoTpHandle* handle,
+ const uint16_t arbitration_id, const uint8_t data[],
+ const uint8_t size);
/* Public: Change the timeout for waiting on an ISO-TP response frame.
*
* handler - the ISO-TP handler to modify.
* timeout - the new timeout in milliseconds.
*/
-void isotp_set_timeout(IsoTpHandler* handler, uint16_t timeout_ms);
+// void isotp_set_timeout(IsoTpHandler* handler, uint16_t timeout_ms);
-void isotp_destroy(IsoTpHandler* handler);
+// void isotp_destroy(IsoTpHandler* handler);
-void log_isotp_message(const IsoTpMessage* message);
+void isotp_message_to_string(const IsoTpMessage* message, char* destination,
+ size_t destination_length);
#ifdef __cplusplus