SDL_dataqueue.h 1.7 KB

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  1. /*
  2. Simple DirectMedia Layer
  3. Copyright (C) 1997-2023 Sam Lantinga <[email protected]>
  4. This software is provided 'as-is', without any express or implied
  5. warranty. In no event will the authors be held liable for any damages
  6. arising from the use of this software.
  7. Permission is granted to anyone to use this software for any purpose,
  8. including commercial applications, and to alter it and redistribute it
  9. freely, subject to the following restrictions:
  10. 1. The origin of this software must not be misrepresented; you must not
  11. claim that you wrote the original software. If you use this software
  12. in a product, an acknowledgment in the product documentation would be
  13. appreciated but is not required.
  14. 2. Altered source versions must be plainly marked as such, and must not be
  15. misrepresented as being the original software.
  16. 3. This notice may not be removed or altered from any source distribution.
  17. */
  18. #ifndef SDL_dataqueue_h_
  19. #define SDL_dataqueue_h_
  20. /* this is not (currently) a public API. But maybe it should be! */
  21. struct SDL_DataQueue;
  22. typedef struct SDL_DataQueue SDL_DataQueue;
  23. SDL_DataQueue *SDL_NewDataQueue(const size_t packetlen, const size_t initialslack);
  24. void SDL_FreeDataQueue(SDL_DataQueue *queue);
  25. void SDL_ClearDataQueue(SDL_DataQueue *queue, const size_t slack);
  26. int SDL_WriteToDataQueue(SDL_DataQueue *queue, const void *data, const size_t len);
  27. size_t SDL_ReadFromDataQueue(SDL_DataQueue *queue, void *buf, const size_t len);
  28. size_t SDL_PeekIntoDataQueue(SDL_DataQueue *queue, void *buf, const size_t len);
  29. size_t SDL_CountDataQueue(SDL_DataQueue *queue);
  30. SDL_mutex *SDL_GetDataQueueMutex(SDL_DataQueue *queue); /* don't destroy this, obviously. */
  31. #endif /* SDL_dataqueue_h_ */
  32. /* vi: set ts=4 sw=4 expandtab: */