From 7ba22cfbf851bb4ccf4ffcfc5760adb6d52c3672 Mon Sep 17 00:00:00 2001
From: Hauke Petersen <hauke.petersen@fu-berlin.de>
Date: Tue, 23 May 2017 13:36:04 +0200
Subject: [PATCH] net/gcoap: added some additional debug output
---
sys/net/application_layer/coap/gcoap.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/sys/net/application_layer/coap/gcoap.c b/sys/net/application_layer/coap/gcoap.c
index d441820f9d..55fc98ae06 100644
--- a/sys/net/application_layer/coap/gcoap.c
+++ b/sys/net/application_layer/coap/gcoap.c
@@ -302,7 +302,7 @@ static void _find_resource(coap_pkt_t *pdu, coap_resource_t **resource_ptr,
static ssize_t _finish_pdu(coap_pkt_t *pdu, uint8_t *buf, size_t len)
{
ssize_t hdr_len = _write_options(pdu, buf, len);
- DEBUG("gcoap: header length: %u\n", hdr_len);
+ DEBUG("gcoap: header length: %i\n", (int)hdr_len);
if (hdr_len > 0) {
/* move payload over unused space after options */
@@ -452,6 +452,7 @@ static ssize_t _write_options(coap_pkt_t *pdu, uint8_t *buf, size_t len)
size_t url_len = strlen((char *)pdu->url);
if (url_len) {
if (pdu->url[0] != '/') {
+ DEBUG("gcoap: _write_options: path does not start with '/'\n");
return -EINVAL;
}
bufpos += coap_put_option_url(bufpos, last_optnum, (char *)&pdu->url[0]);
--
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