lc_channel_oti_peek3
Peek at oti header
Usage
#include <librecast/net.h>
int lc_channel_oti_peek(lc_channel_t *chan, rq_oti_t *oti, rq_scheme_t *scheme);
Compile and link with -llibrecast.
Library
Librecast library (liblibrecast, -llibrecast)
Overview
The lc_channel_oti_peek() function peeks at the OTI header (RaptorQ FEC Object Transmission Information header - see RFC 6330) in the next packet of the socket bound to channel chan and sets oti and scheme accordingly.
Return value
lc_channel_oti_peek() returns zero on success. On error, -1 is returned, and errno is set to indicate the error.
Errors
- EBADMSG
-
The header is malformed, or T does not match the expected value for chan.
errno can also be set to any of the errors returned by lc_socket_recv(3)