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/*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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xrdp: A Remote Desktop Protocol server.
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Copyright (C) Jay Sorg 2004-2005
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main program
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*/
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#if defined(_WIN32)
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#include <windows.h>
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#else
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#include <pthread.h>
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#endif
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#include "xrdp.h"
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static struct xrdp_listen* g_listen = 0;
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static int g_threadid = 0; /* main threadid */
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#if defined(_WIN32)
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static CRITICAL_SECTION g_term_mutex;
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#else
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static pthread_mutex_t g_term_mutex = PTHREAD_MUTEX_INITIALIZER;
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#endif
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static int g_term = 0;
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/*****************************************************************************/
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void
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xrdp_shutdown(int sig)
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{
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struct xrdp_listen* listen;
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if (g_get_threadid() != g_threadid)
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{
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return;
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}
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g_printf("shutting down\n\r");
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g_printf("signal %d threadid %d\n\r", sig, g_get_threadid());
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listen = g_listen;
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g_listen = 0;
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if (listen != 0)
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{
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g_set_term(1);
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g_sleep(1000);
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xrdp_listen_delete(listen);
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#if defined(_WIN32)
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WSACleanup();
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DeleteCriticalSection(&g_term_mutex);
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#endif
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}
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}
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/*****************************************************************************/
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int
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g_is_term(void)
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{
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int rv;
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#if defined(_WIN32)
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EnterCriticalSection(&g_term_mutex);
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rv = g_term;
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LeaveCriticalSection(&g_term_mutex);
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#else
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pthread_mutex_lock(&g_term_mutex);
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rv = g_term;
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pthread_mutex_unlock(&g_term_mutex);
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#endif
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return rv;
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}
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/*****************************************************************************/
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void
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g_set_term(int in_val)
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{
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#if defined(_WIN32)
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EnterCriticalSection(&g_term_mutex);
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g_term = in_val;
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LeaveCriticalSection(&g_term_mutex);
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#else
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pthread_mutex_lock(&g_term_mutex);
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g_term = in_val;
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pthread_mutex_unlock(&g_term_mutex);
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#endif
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}
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/*****************************************************************************/
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void
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pipe_sig(int sig_num)
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{
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/* do nothing */
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g_printf("got SIGPIPE(%d)\n\r", sig_num);
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}
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/*****************************************************************************/
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int
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main(int argc, char** argv)
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{
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int test;
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int host_be;
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#if defined(_WIN32)
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WSADATA w;
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#endif
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/* check compiled endian with actual edian */
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test = 1;
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host_be = !((int)(*(unsigned char*)(&test)));
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#if defined(B_ENDIAN)
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if (!host_be)
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#endif
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#if defined(L_ENDIAN)
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if (host_be)
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#endif
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{
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g_printf("endian wrong, edit arch.h\n\r");
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return 0;
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}
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/* check long, int and void* sizes */
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if (sizeof(int) != 4)
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{
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g_printf("unusable int size, must be 4\n\r");
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return 0;
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}
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if (sizeof(long) != sizeof(void*) || (sizeof(long) != 4 && sizeof(long) != 8))
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{
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g_printf("unusable long size, must be 4 or 8\n\r");
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return 0;
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}
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#if defined(_WIN32)
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WSAStartup(2, &w);
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InitializeCriticalSection(&g_term_mutex);
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#endif
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g_threadid = g_get_threadid();
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g_listen = xrdp_listen_create();
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g_signal(2, xrdp_shutdown); /* SIGINT */
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g_signal(9, xrdp_shutdown); /* SIGKILL */
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g_signal(13, pipe_sig); /* sig pipe */
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g_signal(15, xrdp_shutdown); /* SIGTERM */
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xrdp_listen_main_loop(g_listen);
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return 0;
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}
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