nfs4_acl.h 2.5 KB

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  1. /*
  2. * include/linux/nfs4_acl.c
  3. *
  4. * Common NFSv4 ACL handling definitions.
  5. *
  6. * Copyright (c) 2002 The Regents of the University of Michigan.
  7. * All rights reserved.
  8. *
  9. * Marius Aamodt Eriksen <marius@umich.edu>
  10. *
  11. * Redistribution and use in source and binary forms, with or without
  12. * modification, are permitted provided that the following conditions
  13. * are met:
  14. *
  15. * 1. Redistributions of source code must retain the above copyright
  16. * notice, this list of conditions and the following disclaimer.
  17. * 2. Redistributions in binary form must reproduce the above copyright
  18. * notice, this list of conditions and the following disclaimer in the
  19. * documentation and/or other materials provided with the distribution.
  20. * 3. Neither the name of the University nor the names of its
  21. * contributors may be used to endorse or promote products derived
  22. * from this software without specific prior written permission.
  23. *
  24. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
  25. * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26. * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27. * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  29. * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  30. * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  31. * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  32. * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  33. * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  34. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  35. */
  36. #ifndef LINUX_NFS4_ACL_H
  37. #define LINUX_NFS4_ACL_H
  38. #include <linux/posix_acl.h>
  39. /* Maximum ACL we'll accept from client; chosen (somewhat arbitrarily) to
  40. * fit in a page: */
  41. #define NFS4_ACL_MAX 170
  42. struct nfs4_acl *nfs4_acl_new(int);
  43. void nfs4_acl_add_ace(struct nfs4_acl *, u32, u32, u32, int, uid_t);
  44. int nfs4_acl_get_whotype(char *, u32);
  45. int nfs4_acl_write_who(int who, char *p);
  46. int nfs4_acl_permission(struct nfs4_acl *acl, uid_t owner, gid_t group,
  47. uid_t who, u32 mask);
  48. #define NFS4_ACL_TYPE_DEFAULT 0x01
  49. #define NFS4_ACL_DIR 0x02
  50. #define NFS4_ACL_OWNER 0x04
  51. struct nfs4_acl *nfs4_acl_posix_to_nfsv4(struct posix_acl *,
  52. struct posix_acl *, unsigned int flags);
  53. int nfs4_acl_nfsv4_to_posix(struct nfs4_acl *, struct posix_acl **,
  54. struct posix_acl **, unsigned int flags);
  55. #endif /* LINUX_NFS4_ACL_H */