stun

commit c55de559732ffd1750c5a90c4923664497caee6c
parent 5cb07984b76d82b26414c071e1c6c3db0e0f09ee
Author: sin <sin@2f30.org>
Date:   Tue, 29 Mar 2016 10:30:13 +0100

add note about internal error types

Diffstat:
M
stun.c
 | 
4
++++

1 file changed, 4 insertions(+), 0 deletions(-)
diff --git a/stun.c b/stun.c
@@ -33,6 +33,10 @@
  * the length of the unpadded payload.  When the receiver processes a packet
  * it needs to pad the payload len in order to decrypt the packet.  The unpadded
  * length is then used to determine the size of the actual decrypted payload.
+ *
+ * The maximum payload length allowed is 4095 bytes.  The maximum padded payload
+ * length is therefore 4096 bytes.  Values at 0x8000 or above are reserved for internal
+ * error conditions.
  */
 
 #include <sys/types.h>