dirstream.h 1.5 KB

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  1. /* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. The GNU C Library is free software; you can redistribute it and/or
  4. modify it under the terms of the GNU Library General Public License as
  5. published by the Free Software Foundation; either version 2 of the
  6. License, or (at your option) any later version.
  7. The GNU C Library is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  10. Library General Public License for more details.
  11. You should have received a copy of the GNU Library General Public
  12. License along with the GNU C Library; see the file COPYING.LIB. If
  13. not, write to the, 1992 Free Software Foundation, Inc., 675 Mass Ave,
  14. Cambridge, MA 02139, USA. */
  15. /*
  16. * POSIX Standard: 5.1.2 Directory Operations <dirent.h>
  17. */
  18. #ifndef _DIRSTREAM_H
  19. #define _DIRSTREAM_H 1
  20. #include <features.h>
  21. #include <sys/types.h>
  22. #include <bits/uClibc_mutex.h>
  23. /* Directory stream type. */
  24. struct __dirstream {
  25. /* file descriptor */
  26. int dd_fd;
  27. /* offset of the next dir entry in buffer */
  28. size_t dd_nextloc;
  29. /* bytes of valid entries in buffer */
  30. size_t dd_size;
  31. /* -> directory buffer */
  32. void *dd_buf;
  33. /* offset of the next dir entry in directory. */
  34. off_t dd_nextoff;
  35. /* total size of buffer */
  36. size_t dd_max;
  37. /* lock */
  38. __UCLIBC_MUTEX(dd_lock);
  39. }; /* stream data from opendir() */
  40. #endif /* dirent.h */