src/transsip.c

   1 /*
   2  * transsip - the telephony toolkit
   3  * By Daniel Borkmann <daniel@transsip.org>
   4  * Copyright 2011, 2012 Daniel Borkmann <dborkma@tik.ee.ethz.ch>,
   5  * Swiss federal institute of technology (ETH Zurich)
   6  * Subject to the GPL, version 2.
   7  */
   8
   9 #include <sched.h>
  10 #include <pthread.h>
  11
  12 #include "die.h"
  13 #include "xutils.h"
  14
  15 extern void enter_shell_loop(int tsocki, int tsocko);
  16 extern void *engine_main(void *arg);
  17
  18 static pthread_t tid;
  19 static struct pipepair pp;
  20
  21 static void start_server(int usocki, int usocko)
  22 {
  23         pp.i = usocki;
  24         pp.o = usocko;
  25         int ret = pthread_create(&tid, NULL, engine_main, &pp);
  26         if (ret)
  27                 panic("Cannot create server thread!\n");
  28 }
  29
  30 static void stop_server(void)
  31 {
  32         pthread_join(tid, NULL);
  33 }
  34
  35 int main(void)
  36 {
  37         int ret;
  38         int efd[2], refd[2];
  39         struct sched_param param;
  40
  41         ret = pipe(efd);
  42         if (ret < 0)
  43                 panic("Cannot create event fd!\n");
  44         ret = pipe(refd);
  45         if (ret < 0)
  46                 panic("Cannot create event fd!\n");
  47
  48         param.sched_priority = sched_get_priority_min(SCHED_FIFO);
  49         sched_setscheduler(0, SCHED_FIFO, &param);
  50
  51         start_server(efd[0], refd[1]);
  52         enter_shell_loop(refd[0], efd[1]);
  53         stop_server();
  54
  55         close(efd[0]);
  56         close(efd[1]);
  57         close(refd[0]);
  58         close(refd[1]);
  59
  60         return 0;
  61 }