/*
 * Copyright 2012-2013 Michael Steinert
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */

#include "threads.h"

#include <stdlib.h>

DWORD pthread_self(void) { return GetCurrentThreadId(); }

int pthread_mutex_init(pthread_mutex_t *mutex, void *attr) {
  if (!mutex) {
    return 1;
  }
  InitializeSRWLock(mutex);
  return 0;
}

int pthread_mutex_lock(pthread_mutex_t *mutex) {
  if (!mutex) {
    return 1;
  }
  AcquireSRWLockExclusive(mutex);
  return 0;
}

int pthread_mutex_unlock(pthread_mutex_t *mutex) {
  if (!mutex) {
    return 1;
  }
  ReleaseSRWLockExclusive(mutex);
  return 0;
}

int pthread_mutex_destroy(pthread_mutex_t *mutex) {
  /* SRW's do not require destruction. */
  return 0;
}