omx/mm-video/qdsp6/vdec/src/qutility.c

/*--------------------------------------------------------------------------
Copyright (c) 2009, Code Aurora Forum. All rights reserved.

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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 Code Aurora 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, FITNESS FOR A PARTICULAR PURPOSE AND
NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER 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.
--------------------------------------------------------------------------*/

#include "qutility.h"

#ifdef T_WINNT
#include <errno.h>
/*
 * Number of micro-seconds between the beginning of the Windows epoch
 * (Jan. 1, 1601) and the Unix epoch (Jan. 1, 1970).
 *
 * This assumes all Win32 compilers have 64-bit support.
 */
#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS) || defined(__WATCOMC__)
#define DELTA_EPOCH_IN_USEC  11644473600000000Ui64
#else
#define DELTA_EPOCH_IN_USEC  11644473600000000ULL
#endif

static usecs_t filetime_to_unix_epoch(const FILETIME * ft)
{
   usecs_t res = (usecs_t) ft->dwHighDateTime << 32;

   res |= ft->dwLowDateTime;
   res /= 10;      /* from 100 nano-sec periods to usec */
   res -= DELTA_EPOCH_IN_USEC;   /* from Win epoch to Unix epoch */
   return (res);
}

int gettimeofday(struct timeval *tv, void *tz)
{
   FILETIME ft;
   usecs_t tim;

   if (!tv) {
      errno = EINVAL;
      return (-1);
   }
   GetSystemTimeAsFileTime(&ft);
   tim = filetime_to_unix_epoch(&ft);
   tv->tv_sec = (long)(tim / 1000000L);
   tv->tv_usec = (long)(tim % 1000000L);
   return (0);
}
#endif //T_WINNT

int fwritex(const void *ptr, int count, FILE * stream)
{
   char *ptr1 = (char *)ptr;
   int bytes, total_bytes = 0;
   printx("\nfwritex(), count: %d, remainder: %d\n", count, count % 1024);
   do {
      if (count >= 1024) {
         bytes = fwrite(ptr1, 1, 1024, stream);
         //printx("fwritex: %d\n", bytes);
         ptr1 += 1024;
         count -= 1024;
         total_bytes += bytes;
      } else {
         bytes = fwrite(ptr1, 1, count, stream);
         printx("\nfwritex: %d\n", bytes);
         count = 0;
         total_bytes += bytes;
      }
   } while (count);
   return total_bytes;
}