From 8702b34a8ffdf220c9b054d8f1950a82c9387d6a Mon Sep 17 00:00:00 2001 From: Christopher Peplin Date: Tue, 31 Dec 2013 16:42:18 -0500 Subject: [PATCH] Attempt to print full payload and FAIL! --- src/isotp/isotp.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/src/isotp/isotp.c b/src/isotp/isotp.c index 58243123..f7189d2b 100644 --- a/src/isotp/isotp.c +++ b/src/isotp/isotp.c @@ -7,11 +7,6 @@ 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; -// TODO why isn't this picked up from the header? -extern IsoTpHandle isotp_receive(IsoTpShims* shims, const uint16_t arbitration_id, - IsoTpMessageReceivedHandler callback); - - /* void isotp_set_timeout(IsoTpHandler* handler, uint16_t timeout_ms) { */ /* handler->timeout_ms = timeout_ms; */ /* } */ @@ -28,9 +23,14 @@ IsoTpShims isotp_init_shims(LogShim log, SendCanMessageShim send_can_message, 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); + char payload_string[message->size * 2 + 1]; + for(int i = 0; i < message->size; i++) { + // TODO, bah this isn't working because snprintf hits the NULL char that + // it wrote the last time and stops cold + snprintf(&payload_string[i * 2], 2, "%02x", message->payload[i]); + } + snprintf(destination, destination_length, "ID: 0x%02x, Payload: 0x%s", + message->arbitration_id, payload_string); } bool isotp_receive_can_frame(IsoTpShims* shims, IsoTpHandle* handle, -- 2.16.6