virtualx-engine/thirdparty/libwebsockets/lib/plat/windows/windows-init.c
2019-03-06 02:02:52 +01:00

110 lines
2.5 KiB
C

/*
* libwebsockets - small server side websockets and web server implementation
*
* Copyright (C) 2010 - 2018 Andy Green <andy@warmcat.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation:
* version 2.1 of the License.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#ifndef _WINSOCK_DEPRECATED_NO_WARNINGS
#define _WINSOCK_DEPRECATED_NO_WARNINGS
#endif
#include "core/private.h"
void
lws_plat_drop_app_privileges(const struct lws_context_creation_info *info)
{
}
int
lws_plat_context_early_init(void)
{
WORD wVersionRequested;
WSADATA wsaData;
int err;
/* Use the MAKEWORD(lowbyte, highbyte) macro from Windef.h */
wVersionRequested = MAKEWORD(2, 2);
err = WSAStartup(wVersionRequested, &wsaData);
if (!err)
return 0;
/*
* Tell the user that we could not find a usable
* Winsock DLL
*/
lwsl_err("WSAStartup failed with error: %d\n", err);
return 1;
}
int
lws_plat_init(struct lws_context *context,
const struct lws_context_creation_info *info)
{
struct lws_context_per_thread *pt = &context->pt[0];
int i, n = context->count_threads;
for (i = 0; i < FD_HASHTABLE_MODULUS; i++) {
context->fd_hashtable[i].wsi =
lws_zalloc(sizeof(struct lws*) * context->max_fds,
"win hashtable");
if (!context->fd_hashtable[i].wsi)
return -1;
}
while (n--) {
pt->fds_count = 0;
pt->events = WSACreateEvent(); /* the cancel event */
pt++;
}
context->fd_random = 0;
#ifdef LWS_WITH_PLUGINS
if (info->plugin_dirs)
lws_plat_plugins_init(context, info->plugin_dirs);
#endif
return 0;
}
void
lws_plat_context_early_destroy(struct lws_context *context)
{
struct lws_context_per_thread *pt = &context->pt[0];
int n = context->count_threads;
while (n--) {
WSACloseEvent(pt->events);
pt++;
}
}
void
lws_plat_context_late_destroy(struct lws_context *context)
{
int n;
for (n = 0; n < FD_HASHTABLE_MODULUS; n++) {
if (context->fd_hashtable[n].wsi)
lws_free(context->fd_hashtable[n].wsi);
}
WSACleanup();
}