109 lines
3.0 KiB
C
109 lines
3.0 KiB
C
/*
|
|
* Copyright (c) 2010, Oracle America, Inc.
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer in the documentation and/or other materials
|
|
* provided with the distribution.
|
|
* * Neither the name of the "Oracle America, Inc." nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
|
|
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
|
|
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
|
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* This is the rpc server side idle loop
|
|
* Wait for input, call server program.
|
|
*/
|
|
|
|
#include <errno.h>
|
|
#include <unistd.h>
|
|
#include <libintl.h>
|
|
#include <sys/poll.h>
|
|
#include <rpc/rpc.h>
|
|
|
|
/* This function can be used as a signal handler to terminate the
|
|
server loop. */
|
|
void
|
|
svc_exit (void)
|
|
{
|
|
free (svc_pollfd);
|
|
svc_pollfd = NULL;
|
|
svc_max_pollfd = 0;
|
|
}
|
|
libc_hidden_nolink (svc_exit, GLIBC_2_0)
|
|
|
|
void
|
|
svc_run (void)
|
|
{
|
|
int i;
|
|
struct pollfd *my_pollfd = NULL;
|
|
int last_max_pollfd = 0;
|
|
|
|
for (;;)
|
|
{
|
|
int max_pollfd = svc_max_pollfd;
|
|
if (max_pollfd == 0 && svc_pollfd == NULL)
|
|
break;
|
|
|
|
if (last_max_pollfd != max_pollfd)
|
|
{
|
|
struct pollfd *new_pollfd
|
|
= realloc (my_pollfd, sizeof (struct pollfd) * max_pollfd);
|
|
|
|
if (new_pollfd == NULL)
|
|
{
|
|
perror (_("svc_run: - out of memory"));
|
|
break;
|
|
}
|
|
|
|
my_pollfd = new_pollfd;
|
|
last_max_pollfd = max_pollfd;
|
|
}
|
|
|
|
for (i = 0; i < max_pollfd; ++i)
|
|
{
|
|
my_pollfd[i].fd = svc_pollfd[i].fd;
|
|
my_pollfd[i].events = svc_pollfd[i].events;
|
|
my_pollfd[i].revents = 0;
|
|
}
|
|
|
|
switch (i = __poll (my_pollfd, max_pollfd, -1))
|
|
{
|
|
case -1:
|
|
if (errno == EINTR)
|
|
continue;
|
|
perror (_("svc_run: - poll failed"));
|
|
break;
|
|
case 0:
|
|
continue;
|
|
default:
|
|
svc_getreq_poll (my_pollfd, i);
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
|
|
free (my_pollfd);
|
|
}
|
|
#ifdef EXPORT_RPC_SYMBOLS
|
|
libc_hidden_def (svc_run)
|
|
#else
|
|
libc_hidden_nolink (svc_run, GLIBC_2_0)
|
|
#endif
|