text: /**
   * FreeRDP: A Remote Desktop Protocol Implementation
   * Thread Utils
   *
   * Copyright 2011 Vic Lee
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  #ifndef FREERDP_UTILS_THREAD_H
  #define FREERDP_UTILS_THREAD_H
  
  #include <freerdp/api.h>
  #include <freerdp/types.h>
  
  #ifndef _WIN32
  #include <pthread.h>
  #endif
  
  #include <winpr/synch.h>
  
  typedef struct _freerdp_thread freerdp_thread;
  
  struct _freerdp_thread
  {
  	HANDLE mutex;
  
  	HANDLE signals[5];
  	int num_signals;
  
  	int status;
  };
  
  FREERDP_API freerdp_thread* freerdp_thread_new(void);
  FREERDP_API void freerdp_thread_start(freerdp_thread* thread, void* func, void* arg);
  FREERDP_API void freerdp_thread_stop(freerdp_thread* thread);
  FREERDP_API void freerdp_thread_free(freerdp_thread* thread);
  
  #define freerdp_thread_wait(_t) ((WaitForMultipleObjects(_t->num_signals, _t->signals, FALSE, INFINITE) == WAIT_FAILED) ? -1 : 0)
  #define freerdp_thread_wait_timeout(_t, _timeout) ((WaitForMultipleObjects(_t->num_signals, _t->signals, FALSE, _timeout) == WAIT_FAILED) ? -1 : 0)
  #define freerdp_thread_is_stopped(_t) (WaitForSingleObject(_t->signals[0], 0) == WAIT_OBJECT_0)
  #define freerdp_thread_is_running(_t) (_t->status == 1)
  #define freerdp_thread_quit(_t) do { \
  	_t->status = -1; \
  	ResetEvent(_t->signals[0]); } while (0)
  #define freerdp_thread_signal(_t) SetEvent(_t->signals[1])
  #define freerdp_thread_reset(_t) ResetEvent(_t->signals[1])
  #define freerdp_thread_lock(_t) WaitForSingleObject(_t->mutex, INFINITE)
  #define freerdp_thread_unlock(_t) ReleaseMutex(_t->mutex)
  
  #endif /* FREERDP_UTILS_THREAD_H */
  