Print full payload by giving it enough buffer. DOH.

2 files changed, 3 insertions, 4 deletions

diff --git a/src/isotp/isotp.c b/src/isotp/isotp.c
index 6522f7aa..67a5df17 100644
--- a/src/isotp/isotp.c
+++ b/src/isotp/isotp.c
@@ -21,8 +21,7 @@ IsoTpShims isotp_init_shims(LogShim log, SendCanMessageShim send_can_message,
 
 void isotp_message_to_string(const IsoTpMessage* message, char* destination,
         size_t destination_length) {
-    // TODO why is this still not printing the entire payload?
-    snprintf(destination, destination_length, "ID: 0x%02x, Payload: 0x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
+    snprintf(destination, destination_length, "ID: 0x%02x, Payload: 0x%02x%02x%02x%02x%02x%02x%02x%02x",
             message->arbitration_id,
             message->payload[0],
             message->payload[1],
diff --git a/tests/common.c b/tests/common.c
index 5995df74..554293c9 100644
--- a/tests/common.c
+++ b/tests/common.c
@@ -46,7 +46,7 @@ void mock_set_timer(uint16_t time_ms, void (*callback)) {
 void message_received(const IsoTpMessage* message) {
     debug("Received ISO-TP message:");
     message_was_received = true;
-    char str_message[24];
+    char str_message[48] = {0};
     isotp_message_to_string(message, str_message, sizeof(str_message));
     debug("%s", str_message);
     last_message_received_arb_id = message->arbitration_id;
@@ -62,7 +62,7 @@ void message_sent(const IsoTpMessage* message, const bool success) {
     } else {
         debug("Unable to send ISO-TP message:");
     }
-    char str_message[24] = {0};
+    char str_message[48] = {0};
     isotp_message_to_string(message, str_message, sizeof(str_message));
     debug("%s", str_message);