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-rw-r--r--win32/contrib/timer/timer.c102
1 files changed, 102 insertions, 0 deletions
diff --git a/win32/contrib/timer/timer.c b/win32/contrib/timer/timer.c
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+++ b/win32/contrib/timer/timer.c
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+/*
+ * Copyright (C) 2000-2001 the xine project
+ *
+ * This file is part of xine, a unix video player.
+ *
+ * xine is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * xine 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ *
+ * WIN32 PORT,
+ * by Matthew Grooms <elon@altavista.com>
+ *
+ * timer.c - Missing unix timer functions
+ *
+ */
+
+#include "stdio.h"
+#include "timer.h"
+
+/*
+ this function returns somewhat
+ accurate unix time with the data
+ accurate to the first call to get
+ of day and the resolution accurate
+ to ~ miliseconds.
+*/
+
+static time_t startseconds = 0;
+
+int gettimeofday( struct timeval *tp, struct timezone *tzp )
+{
+ MMTIME mmtime;
+
+ // clock() returns time in miliseconds
+
+ if( !startseconds )
+ startseconds = time( 0 );
+
+ timeGetSystemTime( &mmtime, sizeof( mmtime ) );
+
+ tp->tv_sec = ( mmtime.u.ms / 1000 ) + startseconds;
+ tp->tv_usec = ( mmtime.u.ms % 1000 ) * 1000;
+
+ return 0;
+};
+
+/*
+ These functions are designed to mimick
+ a subset of itimer for use with the
+ alarm signal on win32. This is just
+ enough for xine to work.
+*/
+
+static HANDLE sigalarm = 0;
+
+int setitimer( int which, struct itimerval * value, struct itimerval *ovalue )
+{
+ long int miliseconds;
+
+ if( !sigalarm )
+ sigalarm = CreateEvent( 0, FALSE, TRUE, "SIGALARM" );
+
+ miliseconds = value->it_value.tv_usec / 1000;
+
+ timeSetEvent( miliseconds, 0, ( LPTIMECALLBACK ) sigalarm, 0, TIME_PERIODIC | TIME_CALLBACK_EVENT_PULSE );
+
+ return 0;
+}
+
+/*
+ Wait for sigalarm to wake the thread
+*/
+
+int pause( void )
+{
+ WaitForSingleObject( sigalarm, INFINITE );
+
+ return 0;
+}
+
+int nanosleep( const struct timespec * rqtp, struct timespec * rmtp )
+{
+ Sleep( rqtp->tv_nsec / 1000000 );
+
+ return 0;
+}
+
+unsigned int sleep( unsigned int seconds )
+{
+ Sleep( seconds * 1000 );
+ return 0;
+} \ No newline at end of file