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-rw-r--r--src/obd2/obd2.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/src/obd2/obd2.c b/src/obd2/obd2.c
index 88ce74cf..1c3d7bc3 100644
--- a/src/obd2/obd2.c
+++ b/src/obd2/obd2.c
@@ -29,6 +29,13 @@ DiagnosticShims diagnostic_init_shims(LogShim log,
return shims;
}
+static void setup_receive_handle(DiagnosticRequestHandle* handle) {
+ handle->isotp_receive_handle = isotp_receive(&handle->isotp_shims,
+ handle->request.arbitration_id + ARBITRATION_ID_OFFSET,
+ NULL);
+}
+
+
DiagnosticRequestHandle diagnostic_request(DiagnosticShims* shims,
DiagnosticRequest* request, DiagnosticResponseReceived callback) {
DiagnosticRequestHandle handle = {
@@ -72,9 +79,7 @@ DiagnosticRequestHandle diagnostic_request(DiagnosticShims* shims,
request->payload_length);
}
- handle.isotp_receive_handle = isotp_receive(&handle.isotp_shims,
- request->arbitration_id + ARBITRATION_ID_OFFSET,
- NULL);
+ setup_receive_handle(&handle);
// TODO notes on multi frame:
// TODO what are the timers for exactly?
@@ -201,6 +206,7 @@ DiagnosticResponse diagnostic_receive_can_frame(DiagnosticShims* shims,
shims->log("Response was for a mode 0x%x request (pid 0x%x), not our mode 0x%x request (pid 0x%x)",
response.mode - MODE_RESPONSE_OFFSET, response.pid,
handle->request.mode, handle->request.pid);
+ setup_receive_handle(handle);
}
} else {
shims->log("Received an empty response on arb ID 0x%x",