bufref.h 1.8 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748
  1. #ifndef HEADER_CURL_BUFREF_H
  2. #define HEADER_CURL_BUFREF_H
  3. /***************************************************************************
  4. * _ _ ____ _
  5. * Project ___| | | | _ \| |
  6. * / __| | | | |_) | |
  7. * | (__| |_| | _ <| |___
  8. * \___|\___/|_| \_\_____|
  9. *
  10. * Copyright (C) 2021 - 2022, Daniel Stenberg, <daniel@haxx.se>, et al.
  11. *
  12. * This software is licensed as described in the file COPYING, which
  13. * you should have received as part of this distribution. The terms
  14. * are also available at https://curl.se/docs/copyright.html.
  15. *
  16. * You may opt to use, copy, modify, merge, publish, distribute and/or sell
  17. * copies of the Software, and permit persons to whom the Software is
  18. * furnished to do so, under the terms of the COPYING file.
  19. *
  20. * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  21. * KIND, either express or implied.
  22. *
  23. * SPDX-License-Identifier: curl
  24. *
  25. ***************************************************************************/
  26. /*
  27. * Generic buffer reference.
  28. */
  29. struct bufref {
  30. void (*dtor)(void *); /* Associated destructor. */
  31. const unsigned char *ptr; /* Referenced data buffer. */
  32. size_t len; /* The data size in bytes. */
  33. #ifdef DEBUGBUILD
  34. int signature; /* Detect API use mistakes. */
  35. #endif
  36. };
  37. void Curl_bufref_init(struct bufref *br);
  38. void Curl_bufref_set(struct bufref *br, const void *ptr, size_t len,
  39. void (*dtor)(void *));
  40. const unsigned char *Curl_bufref_ptr(const struct bufref *br);
  41. size_t Curl_bufref_len(const struct bufref *br);
  42. CURLcode Curl_bufref_memdup(struct bufref *br, const void *ptr, size_t len);
  43. void Curl_bufref_free(struct bufref *br);
  44. #endif