actube/src/cw/conn_q_get_packet.c
7u83@mail.ru 34646183a1 Debugging colored, cool
FossilOrigin-Name: b62ab94004ae914a6c042383ef399141a1a82e49408b6ae3b1422ba3c72733b1
2018-03-19 16:26:01 +00:00

40 lines
1.1 KiB
C

/*
This file is part of libcapwap.
libcapwap is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
libcapwap is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Foobar. If not, see <http://www.gnu.org/licenses/>.
*/
#include <time.h>
#include "conn.h"
uint8_t * conn_q_get_packet(struct conn * conn)
{
int qrpos;
struct timespec timespec;
clock_gettime(CLOCK_REALTIME,&timespec);
timespec.tv_sec++;
/* wait one second to get a packet */
if (sem_timedwait(&conn->q_sem,&timespec)==-1){
return NULL;
};
qrpos = conn->qrpos+1;
if (qrpos==conn->qsize)
qrpos=0;
conn->qrpos=qrpos;
return conn->q[qrpos];
}