Date: Wed, 21 Sep 2005 21:15:43 GMT From: Robert Watson <rwatson@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 84078 for review Message-ID: <200509212115.j8LLFh4X000550@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=84078 Change 84078 by rwatson@rwatson_peppercorn on 2005/09/21 21:15:10 Turn acl.h into a container for including other ACL definitions. Tweak #ifdef's in acl_posix1e.h. Affected files ... .. //depot/projects/trustedbsd/acl_nfsv4/src/sys/sys/acl.h#2 edit .. //depot/projects/trustedbsd/acl_nfsv4/src/sys/sys/acl_posix1e.h#2 edit Differences ... ==== //depot/projects/trustedbsd/acl_nfsv4/src/sys/sys/acl.h#2 (text+ko) ==== @@ -1,5 +1,5 @@ /*- - * Copyright (c) 1999-2001 Robert N. M. Watson + * Copyright (c) 2005 Robert N. M. Watson2005 Robert N. M. Watson * All rights reserved. * * This software was developed by Robert Watson for the TrustedBSD Project. @@ -27,198 +27,14 @@ * * $FreeBSD: src/sys/sys/acl.h,v 1.29 2005/09/06 00:06:30 csjp Exp $ */ -/* +/* * Developed by the TrustedBSD Project. - * Support for POSIX.1e access control lists. + * Meta-include file to pull in definitions for various ACL types. */ #ifndef _SYS_ACL_H_ #define _SYS_ACL_H_ -#include <sys/param.h> -#include <sys/queue.h> -#include <vm/uma.h> - -/* - * POSIX.1e ACL types and related constants. - */ - -#define POSIX1E_ACL_ACCESS_EXTATTR_NAMESPACE EXTATTR_NAMESPACE_SYSTEM -#define POSIX1E_ACL_ACCESS_EXTATTR_NAME "posix1e.acl_access" -#define POSIX1E_ACL_DEFAULT_EXTATTR_NAMESPACE EXTATTR_NAMESPACE_SYSTEM -#define POSIX1E_ACL_DEFAULT_EXTATTR_NAME "posix1e.acl_default" -#define ACL_MAX_ENTRIES 32 /* maximum entries in an ACL */ - -typedef int acl_type_t; -typedef int acl_tag_t; -typedef mode_t acl_perm_t; -typedef mode_t *acl_permset_t; - -struct acl_entry { - acl_tag_t ae_tag; - uid_t ae_id; - acl_perm_t ae_perm; -}; -typedef struct acl_entry *acl_entry_t; - -/* internal ACL structure */ -struct acl { - int acl_cnt; - struct acl_entry acl_entry[ACL_MAX_ENTRIES]; -}; - -/* external ACL structure */ -struct acl_t_struct { - struct acl ats_acl; - int ats_cur_entry; -}; -typedef struct acl_t_struct *acl_t; - -/* - * Possible valid values for ae_tag field. - */ -#define ACL_UNDEFINED_TAG 0x00000000 -#define ACL_USER_OBJ 0x00000001 -#define ACL_USER 0x00000002 -#define ACL_GROUP_OBJ 0x00000004 -#define ACL_GROUP 0x00000008 -#define ACL_MASK 0x00000010 -#define ACL_OTHER 0x00000020 -#define ACL_OTHER_OBJ ACL_OTHER - -/* - * Possible valid values for acl_type_t arguments. - */ -#define ACL_TYPE_ACCESS 0x00000000 -#define ACL_TYPE_DEFAULT 0x00000001 - -/* - * Possible flags in ae_perm field. - */ -#define ACL_EXECUTE 0x0001 -#define ACL_WRITE 0x0002 -#define ACL_READ 0x0004 -#define ACL_PERM_NONE 0x0000 -#define ACL_PERM_BITS (ACL_EXECUTE | ACL_WRITE | ACL_READ) -#define ACL_POSIX1E_BITS (ACL_EXECUTE | ACL_WRITE | ACL_READ) - -/* - * Possible entry_id values for acl_get_entry() - */ -#define ACL_FIRST_ENTRY 0 -#define ACL_NEXT_ENTRY 1 - -/* - * Undefined value in ae_id field - */ -#define ACL_UNDEFINED_ID ((uid_t)-1) - - -#ifdef _KERNEL - -extern uma_zone_t acl_zone; - -/* - * POSIX.1e ACLs are capable of expressing the read, write, and execute - * bits of the POSIX mode field. We provide two masks: one that defines - * the bits the ACL will replace in the mode, and the other that defines - * the bits that must be preseved when an ACL is updating a mode. - */ -#define ACL_OVERRIDE_MASK (S_IRWXU | S_IRWXG | S_IRWXO) -#define ACL_PRESERVE_MASK (~ACL_OVERRIDE_MASK) - -/* - * File system independent code to move back and forth between POSIX mode - * and POSIX.1e ACL representations. - */ -acl_perm_t acl_posix1e_mode_to_perm(acl_tag_t tag, mode_t mode); -struct acl_entry acl_posix1e_mode_to_entry(acl_tag_t tag, uid_t uid, - gid_t gid, mode_t mode); -mode_t acl_posix1e_perms_to_mode( - struct acl_entry *acl_user_obj_entry, - struct acl_entry *acl_group_obj_entry, - struct acl_entry *acl_other_entry); -mode_t acl_posix1e_acl_to_mode(struct acl *acl); -mode_t acl_posix1e_newfilemode(mode_t cmode, - struct acl *dacl); - -/* - * File system independent syntax check for a POSIX.1e ACL. - */ -int acl_posix1e_check(struct acl *acl); - -#else /* !_KERNEL */ - -/* - * Syscall interface -- use the library calls instead as the syscalls - * have strict acl entry ordering requirements. - */ -__BEGIN_DECLS -int __acl_aclcheck_fd(int _filedes, acl_type_t _type, struct acl *_aclp); -int __acl_aclcheck_file(const char *_path, acl_type_t _type, - struct acl *_aclp); -int __acl_aclcheck_link(const char *_path, acl_type_t _type, - struct acl *_aclp); -int __acl_delete_fd(int _filedes, acl_type_t _type); -int __acl_delete_file(const char *_path_p, acl_type_t _type); -int __acl_delete_link(const char *_path_p, acl_type_t _type); -int __acl_get_fd(int _filedes, acl_type_t _type, struct acl *_aclp); -int __acl_get_file(const char *_path, acl_type_t _type, struct acl *_aclp); -int __acl_get_link(const char *_path, acl_type_t _type, struct acl *_aclp); -int __acl_set_fd(int _filedes, acl_type_t _type, struct acl *_aclp); -int __acl_set_file(const char *_path, acl_type_t _type, struct acl *_aclp); -int __acl_set_link(const char *_path, acl_type_t _type, struct acl *_aclp); -__END_DECLS - -/* - * Supported POSIX.1e ACL manipulation and assignment/retrieval API - * _np calls are local extensions that reflect an environment capable of - * opening file descriptors of directories, and allowing additional - * ACL type for different filesystems (i.e., AFS). - */ -__BEGIN_DECLS -int acl_add_perm(acl_permset_t _permset_d, acl_perm_t _perm); -int acl_calc_mask(acl_t *_acl_p); -int acl_clear_perms(acl_permset_t _permset_d); -int acl_copy_entry(acl_entry_t _dest_d, acl_entry_t _src_d); -ssize_t acl_copy_ext(void *_buf_p, acl_t _acl, ssize_t _size); -acl_t acl_copy_int(const void *_buf_p); -int acl_create_entry(acl_t *_acl_p, acl_entry_t *_entry_p); -int acl_delete_entry(acl_t _acl, acl_entry_t _entry_d); -int acl_delete_fd_np(int _filedes, acl_type_t _type); -int acl_delete_file_np(const char *_path_p, acl_type_t _type); -int acl_delete_link_np(const char *_path_p, acl_type_t _type); -int acl_delete_def_file(const char *_path_p); -int acl_delete_def_link_np(const char *_path_p); -int acl_delete_perm(acl_permset_t _permset_d, acl_perm_t _perm); -acl_t acl_dup(acl_t _acl); -int acl_free(void *_obj_p); -acl_t acl_from_text(const char *_buf_p); -int acl_get_entry(acl_t _acl, int _entry_id, acl_entry_t *_entry_p); -acl_t acl_get_fd(int _fd); -acl_t acl_get_fd_np(int fd, acl_type_t _type); -acl_t acl_get_file(const char *_path_p, acl_type_t _type); -acl_t acl_get_link_np(const char *_path_p, acl_type_t _type); -void *acl_get_qualifier(acl_entry_t _entry_d); -int acl_get_perm_np(acl_permset_t _permset_d, acl_perm_t _perm); -int acl_get_permset(acl_entry_t _entry_d, acl_permset_t *_permset_p); -int acl_get_tag_type(acl_entry_t _entry_d, acl_tag_t *_tag_type_p); -acl_t acl_init(int _count); -int acl_set_fd(int _fd, acl_t _acl); -int acl_set_fd_np(int _fd, acl_t _acl, acl_type_t _type); -int acl_set_file(const char *_path_p, acl_type_t _type, acl_t _acl); -int acl_set_link_np(const char *_path_p, acl_type_t _type, acl_t _acl); -int acl_set_permset(acl_entry_t _entry_d, acl_permset_t _permset_d); -int acl_set_qualifier(acl_entry_t _entry_d, const void *_tag_qualifier_p); -int acl_set_tag_type(acl_entry_t _entry_d, acl_tag_t _tag_type); -ssize_t acl_size(acl_t _acl); -char *acl_to_text(acl_t _acl, ssize_t *_len_p); -int acl_valid(acl_t _acl); -int acl_valid_fd_np(int _fd, acl_type_t _type, acl_t _acl); -int acl_valid_file_np(const char *_path_p, acl_type_t _type, acl_t _acl); -int acl_valid_link_np(const char *_path_p, acl_type_t _type, acl_t _acl); -__END_DECLS - -#endif /* !_KERNEL */ +#include <sys/acl_posix1e.h> #endif /* !_SYS_ACL_H_ */ ==== //depot/projects/trustedbsd/acl_nfsv4/src/sys/sys/acl_posix1e.h#2 (text+ko) ==== @@ -32,8 +32,8 @@ * Support for POSIX.1e access control lists. */ -#ifndef _SYS_ACL_H_ -#define _SYS_ACL_H_ +#ifndef _SYS_ACL_POSIX1E_H_ +#define _SYS_ACL_POSIX1E_H_ #include <sys/param.h> #include <sys/queue.h> @@ -221,4 +221,4 @@ #endif /* !_KERNEL */ -#endif /* !_SYS_ACL_H_ */ +#endif /* !_SYS_ACL_POSIX1E_H_ */
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