/* * File: linux/nfsacl.h * * (C) 2003 Andreas Gruenbacher <agruen@suse.de> */ #ifndef __LINUX_NFSACL_H #define __LINUX_NFSACL_H #include <linux/posix_acl.h> #include <linux/sunrpc/xdr.h> #include <uapi/linux/nfsacl.h> /* Maximum number of ACL entries over NFS */ #define NFS_ACL_MAX_ENTRIES 1024 #define NFSACL_MAXWORDS (2*(2+3*NFS_ACL_MAX_ENTRIES)) #define NFSACL_MAXPAGES ((2*(8+12*NFS_ACL_MAX_ENTRIES) + PAGE_SIZE-1) \ >> PAGE_SHIFT) #define NFS_ACL_MAX_ENTRIES_INLINE (5) #define NFS_ACL_INLINE_BUFSIZE ((2*(2+3*NFS_ACL_MAX_ENTRIES_INLINE)) << 2) static inline unsigned int nfsacl_size(struct posix_acl *acl_access, struct posix_acl *acl_default) { unsigned int w = 16; w += max(acl_access ? (int)acl_access->a_count : 3, 4) * 12; if (acl_default) w += max((int)acl_default->a_count, 4) * 12; return w; } extern int nfsacl_encode(struct xdr_buf *buf, unsigned int base, struct inode *inode, struct posix_acl *acl, int encode_entries, int typeflag); extern int nfsacl_decode(struct xdr_buf *buf, unsigned int base, unsigned int *aclcnt, struct posix_acl **pacl); #endif /* __LINUX_NFSACL_H */