1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21/* 22 * Copyright 2014 Garrett D'Amore <garrett@damore.org> 23 * 24 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 25 * Use is subject to license terms. 26 * Copyright 2017 RackTop Systems. 27 */ 28 29#ifndef _SYS_ACL_H 30#define _SYS_ACL_H 31 32#include <sys/types.h> 33#include <sys/acl_impl.h> 34 35#if defined(_KERNEL) 36/* 37 * When compiling OpenSolaris kernel code, this file is included instead of the 38 * FreeBSD one. Include the original sys/acl.h as well. 39 */ 40#undef _SYS_ACL_H 41#include_next <sys/acl.h> 42#define _SYS_ACL_H 43#endif /* _KERNEL */ 44 45#ifdef __cplusplus 46extern "C" { 47#endif 48 49#define MAX_ACL_ENTRIES (1024) /* max entries of each type */ 50typedef struct { 51 int a_type; /* the type of ACL entry */ 52 uid_t a_id; /* the entry in -uid or gid */ 53 o_mode_t a_perm; /* the permission field */ 54} aclent_t; 55 56typedef struct ace { 57 uid_t a_who; /* uid or gid */ 58 uint32_t a_access_mask; /* read,write,... */ 59 uint16_t a_flags; /* see below */ 60 uint16_t a_type; /* allow or deny */ 61} ace_t; 62 63#ifndef _KERNEL 64typedef struct acl_info acl_t; 65#endif 66 67/* 68 * The following are Defined types for an aclent_t. 69 */ 70#define USER_OBJ (0x01) /* object owner */ 71#define USER (0x02) /* additional users */ 72#define GROUP_OBJ (0x04) /* owning group of the object */ 73#define GROUP (0x08) /* additional groups */ 74#define CLASS_OBJ (0x10) /* file group class and mask entry */ 75#define OTHER_OBJ (0x20) /* other entry for the object */ 76#define ACL_DEFAULT (0x1000) /* default flag */ 77/* default object owner */ 78#define DEF_USER_OBJ (ACL_DEFAULT | USER_OBJ) 79/* default additional users */ 80#define DEF_USER (ACL_DEFAULT | USER) 81/* default owning group */ 82#define DEF_GROUP_OBJ (ACL_DEFAULT | GROUP_OBJ) 83/* default additional groups */ 84#define DEF_GROUP (ACL_DEFAULT | GROUP) 85/* default mask entry */ 86#define DEF_CLASS_OBJ (ACL_DEFAULT | CLASS_OBJ) 87/* default other entry */ 88#define DEF_OTHER_OBJ (ACL_DEFAULT | OTHER_OBJ) 89 90/* 91 * The following are defined for ace_t. 92 */ 93#define ACE_READ_DATA 0x00000001 94#define ACE_LIST_DIRECTORY 0x00000001 95#define ACE_WRITE_DATA 0x00000002 96#define ACE_ADD_FILE 0x00000002 97#define ACE_APPEND_DATA 0x00000004 98#define ACE_ADD_SUBDIRECTORY 0x00000004 99#define ACE_READ_NAMED_ATTRS 0x00000008 100#define ACE_WRITE_NAMED_ATTRS 0x00000010 101#define ACE_EXECUTE 0x00000020 102#define ACE_DELETE_CHILD 0x00000040 103#define ACE_READ_ATTRIBUTES 0x00000080 104#define ACE_WRITE_ATTRIBUTES 0x00000100 105#define ACE_DELETE 0x00010000 106#define ACE_READ_ACL 0x00020000 107#define ACE_WRITE_ACL 0x00040000 108#define ACE_WRITE_OWNER 0x00080000 109#define ACE_SYNCHRONIZE 0x00100000 110 111#define ACE_FILE_INHERIT_ACE 0x0001 112#define ACE_DIRECTORY_INHERIT_ACE 0x0002 113#define ACE_NO_PROPAGATE_INHERIT_ACE 0x0004 114#define ACE_INHERIT_ONLY_ACE 0x0008 115#define ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x0010 116#define ACE_FAILED_ACCESS_ACE_FLAG 0x0020 117#define ACE_IDENTIFIER_GROUP 0x0040 118#define ACE_INHERITED_ACE 0x0080 119#define ACE_OWNER 0x1000 120#define ACE_GROUP 0x2000 121#define ACE_EVERYONE 0x4000 122 123#define ACE_ACCESS_ALLOWED_ACE_TYPE 0x0000 124#define ACE_ACCESS_DENIED_ACE_TYPE 0x0001 125#define ACE_SYSTEM_AUDIT_ACE_TYPE 0x0002 126#define ACE_SYSTEM_ALARM_ACE_TYPE 0x0003 127 128#define ACL_AUTO_INHERIT 0x0001 129#define ACL_PROTECTED 0x0002 130#define ACL_DEFAULTED 0x0004 131#define ACL_FLAGS_ALL (ACL_AUTO_INHERIT|ACL_PROTECTED| \ 132 ACL_DEFAULTED) 133 134#if defined(_KERNEL) || defined(_FAKE_KERNEL) 135 136/* 137 * These are only applicable in a CIFS context. 138 */ 139#define ACE_ACCESS_ALLOWED_COMPOUND_ACE_TYPE 0x04 140#define ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE 0x05 141#define ACE_ACCESS_DENIED_OBJECT_ACE_TYPE 0x06 142#define ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE 0x07 143#define ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE 0x08 144#define ACE_ACCESS_ALLOWED_CALLBACK_ACE_TYPE 0x09 145#define ACE_ACCESS_DENIED_CALLBACK_ACE_TYPE 0x0A 146#define ACE_ACCESS_ALLOWED_CALLBACK_OBJECT_ACE_TYPE 0x0B 147#define ACE_ACCESS_DENIED_CALLBACK_OBJECT_ACE_TYPE 0x0C 148#define ACE_SYSTEM_AUDIT_CALLBACK_ACE_TYPE 0x0D 149#define ACE_SYSTEM_ALARM_CALLBACK_ACE_TYPE 0x0E 150#define ACE_SYSTEM_AUDIT_CALLBACK_OBJECT_ACE_TYPE 0x0F 151#define ACE_SYSTEM_ALARM_CALLBACK_OBJECT_ACE_TYPE 0x10 152 153#define ACE_ALL_TYPES 0x001F 154 155typedef struct ace_object { 156 uid_t a_who; /* uid or gid */ 157 uint32_t a_access_mask; /* read,write,... */ 158 uint16_t a_flags; /* see below */ 159 uint16_t a_type; /* allow or deny */ 160 uint8_t a_obj_type[16]; /* obj type */ 161 uint8_t a_inherit_obj_type[16]; /* inherit obj */ 162} ace_object_t; 163 164#endif 165 166#define ACE_ALL_PERMS (ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \ 167 ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS| \ 168 ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES| \ 169 ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_WRITE_ACL| \ 170 ACE_WRITE_OWNER|ACE_SYNCHRONIZE) 171 172#define ACE_ALL_WRITE_PERMS (ACE_WRITE_DATA|ACE_APPEND_DATA| \ 173 ACE_WRITE_ATTRIBUTES|ACE_WRITE_NAMED_ATTRS|ACE_WRITE_ACL| \ 174 ACE_WRITE_OWNER|ACE_DELETE|ACE_DELETE_CHILD) 175 176#define ACE_READ_PERMS (ACE_READ_DATA|ACE_READ_ACL|ACE_READ_ATTRIBUTES| \ 177 ACE_READ_NAMED_ATTRS) 178 179#define ACE_WRITE_PERMS (ACE_WRITE_DATA|ACE_APPEND_DATA|ACE_WRITE_ATTRIBUTES| \ 180 ACE_WRITE_NAMED_ATTRS) 181 182#define ACE_MODIFY_PERMS (ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \ 183 ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS| \ 184 ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES| \ 185 ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_SYNCHRONIZE) 186/* 187 * The following flags are supported by both NFSv4 ACLs and ace_t. 188 */ 189#define ACE_NFSV4_SUP_FLAGS (ACE_FILE_INHERIT_ACE | \ 190 ACE_DIRECTORY_INHERIT_ACE | \ 191 ACE_NO_PROPAGATE_INHERIT_ACE | \ 192 ACE_INHERIT_ONLY_ACE | \ 193 ACE_INHERITED_ACE | \ 194 ACE_IDENTIFIER_GROUP) 195 196#define ACE_TYPE_FLAGS (ACE_OWNER|ACE_GROUP|ACE_EVERYONE| \ 197 ACE_IDENTIFIER_GROUP) 198#define ACE_INHERIT_FLAGS (ACE_FILE_INHERIT_ACE| ACL_INHERITED_ACE| \ 199 ACE_DIRECTORY_INHERIT_ACE|ACE_NO_PROPAGATE_INHERIT_ACE|ACE_INHERIT_ONLY_ACE) 200 201/* cmd args to acl(2) for aclent_t */ 202#define GETACL 1 203#define SETACL 2 204#define GETACLCNT 3 205 206/* cmd's to manipulate ace acls. */ 207#define ACE_GETACL 4 208#define ACE_SETACL 5 209#define ACE_GETACLCNT 6 210 211/* minimal acl entries from GETACLCNT */ 212#define MIN_ACL_ENTRIES 4 213 214#if !defined(_KERNEL) 215 216/* acl check errors */ 217#define GRP_ERROR 1 218#define USER_ERROR 2 219#define OTHER_ERROR 3 220#define CLASS_ERROR 4 221#define DUPLICATE_ERROR 5 222#define MISS_ERROR 6 223#define MEM_ERROR 7 224#define ENTRY_ERROR 8 225 226 227/* 228 * similar to ufs_acl.h: changed to char type for user commands (tar, cpio) 229 * Attribute types 230 */ 231#define UFSD_FREE ('0') /* Free entry */ 232#define UFSD_ACL ('1') /* Access Control Lists */ 233#define UFSD_DFACL ('2') /* reserved for future use */ 234#define ACE_ACL ('3') /* ace_t style acls */ 235 236/* 237 * flag to [f]acl_get() 238 * controls whether a trivial acl should be returned. 239 */ 240#define ACL_NO_TRIVIAL 0x2 241 242 243/* 244 * Flags to control acl_totext() 245 */ 246 247#define ACL_APPEND_ID 0x1 /* append uid/gid to user/group entries */ 248#define ACL_COMPACT_FMT 0x2 /* build ACL in ls -V format */ 249#define ACL_NORESOLVE 0x4 /* don't do name service lookups */ 250#define ACL_SID_FMT 0x8 /* use usersid/groupsid when appropriate */ 251 252/* 253 * Legacy aclcheck errors for aclent_t ACLs 254 */ 255#define EACL_GRP_ERROR GRP_ERROR 256#define EACL_USER_ERROR USER_ERROR 257#define EACL_OTHER_ERROR OTHER_ERROR 258#define EACL_CLASS_ERROR CLASS_ERROR 259#define EACL_DUPLICATE_ERROR DUPLICATE_ERROR 260#define EACL_MISS_ERROR MISS_ERROR 261#define EACL_MEM_ERROR MEM_ERROR 262#define EACL_ENTRY_ERROR ENTRY_ERROR 263 264#define EACL_INHERIT_ERROR 9 /* invalid inherit flags */ 265#define EACL_FLAGS_ERROR 10 /* unknown flag value */ 266#define EACL_PERM_MASK_ERROR 11 /* unknown permission */ 267#define EACL_COUNT_ERROR 12 /* invalid acl count */ 268 269#define EACL_INVALID_SLOT 13 /* invalid acl slot */ 270#define EACL_NO_ACL_ENTRY 14 /* Entry doesn't exist */ 271#define EACL_DIFF_TYPE 15 /* acls aren't same type */ 272 273#define EACL_INVALID_USER_GROUP 16 /* need user/group name */ 274#define EACL_INVALID_STR 17 /* invalid acl string */ 275#define EACL_FIELD_NOT_BLANK 18 /* can't have blank field */ 276#define EACL_INVALID_ACCESS_TYPE 19 /* invalid access type */ 277#define EACL_UNKNOWN_DATA 20 /* Unrecognized data in ACL */ 278#define EACL_MISSING_FIELDS 21 /* missing fields in acl */ 279 280#define EACL_INHERIT_NOTDIR 22 /* Need dir for inheritance */ 281 282extern int aclcheck(aclent_t *, int, int *); 283extern int acltomode(aclent_t *, int, mode_t *); 284extern int aclfrommode(aclent_t *, int, mode_t *); 285extern int aclsort(int, int, aclent_t *); 286extern char *acltotext(aclent_t *, int); 287extern aclent_t *aclfromtext(char *, int *); 288extern void acl_free(acl_t *); 289extern int acl_get(const char *, int, acl_t **); 290extern int facl_get(int, int, acl_t **); 291extern int acl_set(const char *, acl_t *acl); 292extern int facl_set(int, acl_t *acl); 293extern int acl_strip(const char *, uid_t, gid_t, mode_t); 294extern int acl_trivial(const char *); 295extern char *acl_totext(acl_t *, int); 296extern int acl_fromtext(const char *, acl_t **); 297extern int acl_check(acl_t *, int); 298 299#else /* !defined(_KERNEL) */ 300 301extern void ksort(caddr_t, int, int, int (*)(void *, void *)); 302extern int cmp2acls(void *, void *); 303 304#endif /* !defined(_KERNEL) */ 305 306extern int acl(const char *path, int cmd, int cnt, void *buf); 307extern int facl(int fd, int cmd, int cnt, void *buf); 308 309#ifdef __cplusplus 310} 311#endif 312 313#endif /* _SYS_ACL_H */ 314