tests/common.c

   1 #include <isotp/isotp.h>
   2 #include <stdint.h>
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5 #include <stdarg.h>
   6
   7 IsoTpShims SHIMS;
   8 IsoTpHandler ISOTP_HANDLER;
   9
  10 uint16_t last_can_frame_sent_arb_id;
  11 uint8_t last_can_payload_sent;
  12 uint8_t last_can_payload_size;
  13 bool can_frame_was_sent;
  14
  15 bool message_was_received;
  16 uint16_t last_message_received_arb_id;
  17 uint8_t* last_message_received_payload;
  18 uint8_t last_message_received_payload_size;
  19
  20 uint16_t last_message_sent_arb_id;
  21 bool last_message_sent_status;
  22 uint8_t* last_message_sent_payload;
  23 uint8_t last_message_sent_payload_size;
  24
  25 void debug(const char* format, ...) {
  26     va_list args;
  27     va_start(args, format);
  28     vprintf(format, args);
  29     va_end(args);
  30 }
  31
  32 void mock_send_can(const uint16_t arbitration_id, const uint8_t* data,
  33         const uint8_t size) {
  34 }
  35
  36 void mock_set_timer(uint16_t time_ms, void (*callback)) {
  37 }
  38
  39 void message_received(const uint16_t arbitration_id, const uint8_t* payload,
  40         const uint16_t size) {
  41     debug("Received ISO-TP message:");
  42     log_isotp_message(arbitration_id, payload, size);
  43     last_message_received_arb_id = arbitration_id;
  44     last_message_received_payload_size = size;
  45     memcpy(last_message_received_payload, payload, size);
  46 }
  47
  48 void message_sent(const bool success, const uint16_t arbitration_id,
  49         const uint8_t* payload, const uint16_t size) {
  50     if(success) {
  51         debug("Sent ISO-TP message:");
  52     } else {
  53         debug("Unable to send ISO-TP message:");
  54     }
  55     log_isotp_message(arbitration_id, payload, size);
  56
  57     message_was_received = true;
  58     last_message_sent_arb_id = arbitration_id;
  59     last_message_sent_payload_size = size;
  60     memcpy(last_message_sent_payload, payload, size);
  61 }
  62
  63 void can_frame_sent(const uint16_t arbitration_id,
  64         const uint8_t* payload, const uint8_t size) {
  65     debug("Sent CAN Frame:");
  66     log_isotp_message(arbitration_id, payload, size);
  67     for(int i = 0; i < size; i++) {
  68         debug("0x%x", payload[i]);
  69     }
  70
  71     can_frame_was_sent = true;
  72     last_can_frame_sent_arb_id = arbitration_id;
  73     last_can_payload_sent = size;
  74     memcpy(last_can_payload_sent, payload, size);
  75 }
  76
  77 void setup() {
  78     SHIMS = isotp_init_shims(debug, mock_send_can, mock_set_timer);
  79     ISOTP_HANDLER = isotp_init(&SHIMS, 0x2a, message_received, message_sent,
  80             can_frame_sent);
  81     last_message_received_payload = malloc(MAX_ISO_TP_MESSAGE_SIZE);
  82     last_message_sent_status = false;
  83     message_was_received = false;
  84     can_frame_was_sent = false;
  85 }
  86