[riot-notifications] [RIOT-OS/RIOT] net/gcoap: support DTLS (#15549)

János Brodbeck notifications at github.com
Wed May 26 13:57:23 CEST 2021


@janosbrodbeck commented on this pull request.



> +static void _tl_get_socket(coap_socket_t *sock)
+{
+#if IS_ACTIVE(CONFIG_GCOAP_ENABLE_DTLS)
+    sock->type = COAP_SOCKET_TYPE_DTLS;
+    sock->socket.dtls = &_sock_dtls;
+#else
+    sock->type = COAP_SOCKET_TYPE_UDP;
+    sock->socket.udp = &_sock_udp;
+#endif
+}
+
+static ssize_t _tl_send(coap_socket_t *sock, const void *data, size_t len,
+                      const sock_udp_ep_t *remote)
+{
+    int res;
+#if IS_ACTIVE(CONFIG_GCOAP_ENABLE_DTLS)

True. Theoretically right now, we could send unencrypted...but AFAIK we "cannot" receive unencrypted. (We can, but this would just lead to encryption/DTLS errors, since DTLS headers are expected)

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