void
ccnl_interface_enqueue(void (tx_done)(void*, int, int), struct ccnl_face_s *f,
struct ccnl_relay_s *ccnl, struct ccnl_if_s *ifc,
struct ccnl_buf_s *buf, sockunion *dest)
{
struct ccnl_txrequest_s *r;
DEBUGMSG_CORE(TRACE, "enqueue interface=%p buf=%p len=%d (qlen=%d)\n",
(void*)ifc, (void*)buf,
buf ? buf->datalen : -1, ifc ? ifc->qlen : -1);
if (ifc->qlen >= CCNL_MAX_IF_QLEN) {
DEBUGMSG_CORE(WARNING, " DROPPING buf=%p\n", (void*)buf);
ccnl_free(buf);
return;
}
r = ifc->queue + ((ifc->qfront + ifc->qlen) % CCNL_MAX_IF_QLEN);
r->buf = buf;
memcpy(&r->dst, dest, sizeof(sockunion));
r->txdone = tx_done;
r->txdone_face = f;
ifc->qlen++;
#ifdef USE_SCHEDULER
ccnl_sched_RTS(ifc->sched, 1, buf->datalen, ccnl, ifc);
#else
ccnl_interface_CTS(ccnl, ifc);
#endif
}
int
ccnl_face_enqueue(struct ccnl_relay_s *ccnl, struct ccnl_face_s *to,
struct ccnl_buf_s *buf)
{
struct ccnl_buf_s *msg;
if (buf == NULL) {
DEBUGMSG_CORE(ERROR, "enqueue face: buf most not be NULL\n");
return -1;
}
DEBUGMSG_CORE(TRACE, "enqueue face=%p (id=%d.%d) buf=%p len=%zd\n",
(void*) to, ccnl->id, to->faceid, (void*) buf, buf ? buf->datalen : -1);
for (msg = to->outq; msg; msg = msg->next) // already in the queue?
if (buf_equal(msg, buf)) {
DEBUGMSG_CORE(VERBOSE, " not enqueued because already there\n");
ccnl_free(buf);
return -1;
}
buf->next = NULL;
if (to->outqend)
to->outqend->next = buf;
else
to->outq = buf;
to->outqend = buf;
#ifdef USE_SCHEDULER
if (to->sched) {
#ifdef USE_FRAG
int len, cnt = ccnl_frag_getfragcount(to->frag, buf->datalen, &len);
#else
int len = buf->datalen, cnt = 1;
#endif
ccnl_sched_RTS(to->sched, cnt, len, ccnl, to);
} else
ccnl_face_CTS(ccnl, to);
#else
ccnl_face_CTS(ccnl, to);
#endif
return 0;
}