avb_util.h 1.5 KB

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  1. /*
  2. * Copyright (C) 2016 The Android Open Source Project
  3. *
  4. * Permission is hereby granted, free of charge, to any person
  5. * obtaining a copy of this software and associated documentation
  6. * files (the "Software"), to deal in the Software without
  7. * restriction, including without limitation the rights to use, copy,
  8. * modify, merge, publish, distribute, sublicense, and/or sell copies
  9. * of the Software, and to permit persons to whom the Software is
  10. * furnished to do so, subject to the following conditions:
  11. *
  12. * The above copyright notice and this permission notice shall be
  13. * included in all copies or substantial portions of the Software.
  14. *
  15. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16. * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17. * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18. * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19. * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20. * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21. * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22. * SOFTWARE.
  23. */
  24. #ifndef AVB_UTIL_H_
  25. #define AVB_UTIL_H_
  26. #include <stdint.h>
  27. typedef unsigned int size_t;
  28. /* Converts a 32-bit unsigned integer from host to big-endian byte order. */
  29. uint32_t avb_htobe32(uint32_t in);
  30. /* Calculates the CRC-32 for data in |buf| of size |buf_size|. */
  31. uint32_t avb_crc32(const uint8_t* buf, size_t buf_size);
  32. #endif /* AVB_UTIL_H_ */