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[8];
  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     printf("\r\n");
  30     va_end(args);
  31 }
  32
  33 void mock_send_can(const uint16_t arbitration_id, const uint8_t* data,
  34         const uint8_t size) {
  35     can_frame_was_sent = true;
  36     last_can_frame_sent_arb_id = arbitration_id;
  37     last_can_payload_size = size;
  38     if(size > 0) {
  39         memcpy(last_can_payload_sent, data, size);
  40     }
  41 }
  42
  43 void mock_set_timer(uint16_t time_ms, void (*callback)) {
  44 }
  45
  46 void message_received(const IsoTpMessage* message) {
  47     debug("Received ISO-TP message:");
  48     message_was_received = true;
  49     char str_message[24];
  50     isotp_message_to_string(message, str_message, sizeof(str_message));
  51     debug("%s", str_message);
  52     last_message_received_arb_id = message->arbitration_id;
  53     last_message_received_payload_size = message->size;
  54     if(message->size > 0) {
  55         memcpy(last_message_received_payload, message->payload, message->size);
  56     }
  57 }
  58
  59 void message_sent(const IsoTpMessage* message, const bool success) {
  60     if(success) {
  61         debug("Sent ISO-TP message:");
  62     } else {
  63         debug("Unable to send ISO-TP message:");
  64     }
  65     char str_message[24] = {0};
  66     isotp_message_to_string(message, str_message, sizeof(str_message));
  67     debug("%s", str_message);
  68
  69     last_message_sent_arb_id = message->arbitration_id;
  70     last_message_sent_payload_size = message->size;
  71     last_message_sent_status = success;
  72     if(message->size > 0) {
  73         memcpy(last_message_sent_payload, message->payload, message->size);
  74     }
  75 }
  76
  77 void can_frame_sent(const uint16_t arbitration_id, const uint8_t* payload,
  78         const uint8_t size) {
  79     debug("Sent CAN Frame:");
  80     // TODO add something like this to canutil
  81     /* log_can_message(arbitration_id, payload, size); */
  82 }
  83
  84 void setup() {
  85     SHIMS = isotp_init_shims(debug, mock_send_can, mock_set_timer);
  86     ISOTP_HANDLER = isotp_init(&SHIMS, 0x2a, message_received, message_sent,
  87             can_frame_sent);
  88     last_message_sent_payload = malloc(MAX_ISO_TP_MESSAGE_SIZE);
  89     last_message_received_payload = malloc(MAX_ISO_TP_MESSAGE_SIZE);
  90     memset(last_can_payload_sent, 0, sizeof(last_can_payload_sent));
  91     last_message_sent_status = false;
  92     message_was_received = false;
  93     can_frame_was_sent = false;
  94 }
  95