100 lines
2.8 KiB
C
100 lines
2.8 KiB
C
/**
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* @file BNetwork.c
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* @author Ambroz Bizjak <ambrop7@gmail.com>
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*
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* @section LICENSE
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifdef BADVPN_USE_WINAPI
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#include <windows.h>
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#include <winsock2.h>
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#include <mswsock.h>
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#else
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#include <string.h>
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#include <signal.h>
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#endif
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#include <misc/debug.h>
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#include <base/BLog.h>
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#include <system/BNetwork.h>
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#include <generated/blog_channel_BNetwork.h>
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extern int bnetwork_initialized;
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#ifndef BADVPN_PLUGIN
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int bnetwork_initialized = 0;
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#endif
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int BNetwork_GlobalInit (void)
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{
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ASSERT(!bnetwork_initialized)
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#ifdef BADVPN_USE_WINAPI
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WORD requested = MAKEWORD(2, 2);
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WSADATA wsadata;
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if (WSAStartup(requested, &wsadata) != 0) {
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BLog(BLOG_ERROR, "WSAStartup failed");
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goto fail0;
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}
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if (wsadata.wVersion != requested) {
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BLog(BLOG_ERROR, "WSAStartup returned wrong version");
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goto fail1;
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}
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#else
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struct sigaction act;
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memset(&act, 0, sizeof(act));
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act.sa_handler = SIG_IGN;
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sigemptyset(&act.sa_mask);
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act.sa_flags = 0;
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if (sigaction(SIGPIPE, &act, NULL) < 0) {
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BLog(BLOG_ERROR, "sigaction failed");
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goto fail0;
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}
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#endif
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bnetwork_initialized = 1;
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return 1;
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#ifdef BADVPN_USE_WINAPI
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fail1:
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WSACleanup();
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#endif
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fail0:
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return 0;
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}
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void BNetwork_Assert (void)
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{
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ASSERT(bnetwork_initialized)
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}
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