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+++ Libc/Libc-391/include/sys/acl.h
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+/*
+ * Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ *
+ * The contents of this file constitute Original Code as defined in and
+ * are subject to the Apple Public Source License Version 1.1 (the
+ * "License"). You may not use this file except in compliance with the
+ * License. Please obtain a copy of the License at
+ * http://www.apple.com/publicsource and read it before using this file.
+ *
+ * This Original Code and all software distributed under the License are
+ * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
+ * License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+#ifndef _SYS_ACL_H
+#define _SYS_ACL_H
+
+#include <sys/kauth.h>
+
+/*
+ * Implementation constants.
+ *
+ * The ACL_TYPE_EXTENDED binary format permits 169 entries plus
+ * the ACL header in a page. Give ourselves some room to grow;
+ * this limit is arbitrary.
+ */
+#define ACL_MAX_ENTRIES 128
+
+/* 23.2.2 Individual object access permissions - nonstandard */
+typedef enum {
+ ACL_READ_DATA = KAUTH_VNODE_READ_DATA,
+ ACL_LIST_DIRECTORY = KAUTH_VNODE_LIST_DIRECTORY,
+ ACL_WRITE_DATA = KAUTH_VNODE_WRITE_DATA,
+ ACL_ADD_FILE = KAUTH_VNODE_ADD_FILE,
+ ACL_EXECUTE = KAUTH_VNODE_EXECUTE,
+ ACL_SEARCH = KAUTH_VNODE_SEARCH,
+ ACL_DELETE = KAUTH_VNODE_DELETE,
+ ACL_APPEND_DATA = KAUTH_VNODE_APPEND_DATA,
+ ACL_ADD_SUBDIRECTORY = KAUTH_VNODE_ADD_SUBDIRECTORY,
+ ACL_DELETE_CHILD = KAUTH_VNODE_DELETE_CHILD,
+ ACL_READ_ATTRIBUTES = KAUTH_VNODE_READ_ATTRIBUTES,
+ ACL_WRITE_ATTRIBUTES = KAUTH_VNODE_WRITE_ATTRIBUTES,
+ ACL_READ_EXTATTRIBUTES = KAUTH_VNODE_READ_EXTATTRIBUTES,
+ ACL_WRITE_EXTATTRIBUTES = KAUTH_VNODE_WRITE_EXTATTRIBUTES,
+ ACL_READ_SECURITY = KAUTH_VNODE_READ_SECURITY,
+ ACL_WRITE_SECURITY = KAUTH_VNODE_WRITE_SECURITY,
+ ACL_CHANGE_OWNER = KAUTH_VNODE_CHANGE_OWNER
+} acl_perm_t;
+
+/* 23.2.5 ACL entry tag type bits - nonstandard */
+typedef enum {
+ ACL_UNDEFINED_TAG = 0,
+ ACL_EXTENDED_ALLOW = KAUTH_ACE_PERMIT,
+ ACL_EXTENDED_DENY = KAUTH_ACE_DENY
+} acl_tag_t;
+
+/* 23.2.6 Individual ACL types */
+typedef enum {
+ ACL_TYPE_EXTENDED = 0x00000100,
+/* Posix 1003.1e types - not supported */
+ ACL_TYPE_ACCESS = 0x00000000,
+ ACL_TYPE_DEFAULT = 0x00000001,
+/* The following types are defined on FreeBSD/Linux - not supported */
+ ACL_TYPE_AFS = 0x00000002,
+ ACL_TYPE_CODA = 0x00000003,
+ ACL_TYPE_NTFS = 0x00000004,
+ ACL_TYPE_NWFS = 0x00000005
+} acl_type_t;
+
+/* 23.2.7 ACL qualifier constants */
+
+#define ACL_UNDEFINED_ID NULL /* XXX ? */
+
+/* 23.2.8 ACL Entry Constants */
+typedef enum {
+ ACL_FIRST_ENTRY = 0,
+ ACL_NEXT_ENTRY = -1,
+ ACL_LAST_ENTRY = -2
+} acl_entry_id_t;
+
+/* nonstandard ACL / entry flags */
+typedef enum {
+ ACL_FLAG_DEFER_INHERIT = (1 << 0), /* tentative */
+ ACL_ENTRY_INHERITED = KAUTH_ACE_INHERITED,
+ ACL_ENTRY_FILE_INHERIT = KAUTH_ACE_FILE_INHERIT,
+ ACL_ENTRY_DIRECTORY_INHERIT = KAUTH_ACE_DIRECTORY_INHERIT,
+ ACL_ENTRY_LIMIT_INHERIT = KAUTH_ACE_LIMIT_INHERIT,
+ ACL_ENTRY_ONLY_INHERIT = KAUTH_ACE_ONLY_INHERIT
+} acl_flag_t;
+
+/* "External" ACL types */
+
+struct _acl;
+struct _acl_entry;
+struct _acl_permset;
+struct _acl_flagset;
+
+typedef struct _acl *acl_t;
+typedef struct _acl_entry *acl_entry_t;
+typedef struct _acl_permset *acl_permset_t;
+typedef struct _acl_flagset *acl_flagset_t;
+
+__BEGIN_DECLS
+/* 23.1.6.1 ACL Storage Management */
+extern acl_t acl_dup(acl_t acl);
+extern int acl_free(void *obj_p);
+extern acl_t acl_init(int count);
+
+/* 23.1.6.2 (1) ACL Entry manipulation */
+extern int acl_copy_entry(acl_entry_t dest_d, acl_entry_t src_d);
+extern int acl_create_entry(acl_t *acl_p, acl_entry_t *entry_p);
+extern int acl_create_entry_np(acl_t *acl_p, acl_entry_t *entry_p, int entry_index);
+extern int acl_delete_entry(acl_t acl, acl_entry_t entry_d);
+extern int acl_get_entry(acl_t acl, int entry_id, acl_entry_t *entry_p);
+extern int acl_valid(acl_t acl);
+extern int acl_valid_fd_np(int fd, acl_type_t type, acl_t acl);
+extern int acl_valid_file_np(const char *path, acl_type_t type, acl_t acl);
+extern int acl_valid_link_np(const char *path, acl_type_t type, acl_t acl);
+
+/* 23.1.6.2 (2) Manipulate permissions within an ACL entry */
+extern int acl_add_perm(acl_permset_t permset_d, acl_perm_t perm);
+extern int acl_calc_mask(acl_t *acl_p); /* not supported */
+extern int acl_clear_perms(acl_permset_t permset_d);
+extern int acl_delete_perm(acl_permset_t permset_d, acl_perm_t perm);
+extern int acl_get_perm_np(acl_permset_t permset_d, acl_perm_t perm);
+extern int acl_get_permset(acl_entry_t entry_d, acl_permset_t *permset_p);
+extern int acl_set_permset(acl_entry_t entry_d, acl_permset_t permset_d);
+
+/* nonstandard - manipulate flags on ACLs and entries */
+extern int acl_add_flag_np(acl_flagset_t flagset_d, acl_flag_t flag);
+extern int acl_clear_flags_np(acl_flagset_t flagset_d);
+extern int acl_delete_flag_np(acl_flagset_t flagset_d, acl_flag_t flag);
+extern int acl_get_flag_np(acl_flagset_t flagset_d, acl_flag_t flag);
+extern int acl_get_flagset_np(void *obj_p, acl_flagset_t *flagset_p);
+extern int acl_set_flagset_np(void *obj_p, acl_flagset_t flagset_d);
+
+/* 23.1.6.2 (3) Manipulate ACL entry tag type and qualifier */
+extern void *acl_get_qualifier(acl_entry_t entry_d);
+extern int acl_get_tag_type(acl_entry_t entry_d, acl_tag_t *tag_type_p);
+extern int acl_set_qualifier(acl_entry_t entry_d, const void *tag_qualifier_p);
+extern int acl_set_tag_type(acl_entry_t entry_d, acl_tag_t tag_type);
+
+/* 23.1.6.3 ACL manipulation on an Object */
+extern int acl_delete_def_file(const char *path_p); /* not supported */
+extern acl_t acl_get_fd(int fd);
+extern acl_t acl_get_fd_np(int fd, acl_type_t type);
+extern acl_t acl_get_file(const char *path_p, acl_type_t type);
+extern acl_t acl_get_link_np(const char *path_p, acl_type_t type);
+extern int acl_set_fd(int fd, acl_t acl);
+extern int acl_set_fd_np(int fd, acl_t acl, acl_type_t acl_type);
+extern int acl_set_file(const char *path_p, acl_type_t type, acl_t acl);
+extern int acl_set_link(const char *path_p, acl_type_t type, acl_t acl);
+
+/* 23.1.6.4 ACL Format translation */
+extern ssize_t acl_copy_ext(void *buf_p, acl_t acl, ssize_t size);
+extern acl_t acl_copy_int(const void *buf_p);
+extern acl_t acl_from_text(const char *buf_p);
+extern ssize_t acl_size(acl_t acl);
+extern char *acl_to_text(acl_t acl, ssize_t *len_p);
+__END_DECLS
+
+#endif _SYS_ACL_H