| 1 | /* |
| 2 | * Unix SMB/Netbios implementation. |
| 3 | * Version 2.2.x |
| 4 | * Portable SMB ACL interface |
| 5 | * Copyright (C) Jeremy Allison 2000 |
| 6 | * Copyright (C) 2007-2008 Wayne Davison |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 3 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * with this program; if not, visit the http://fsf.org website. |
| 20 | */ |
| 21 | |
| 22 | #ifdef SUPPORT_ACLS |
| 23 | |
| 24 | #ifdef HAVE_SYS_ACL_H |
| 25 | #include <sys/acl.h> |
| 26 | #endif |
| 27 | #ifdef HAVE_ACL_LIBACL_H |
| 28 | #include <acl/libacl.h> |
| 29 | #endif |
| 30 | |
| 31 | #define SMB_MALLOC(cnt) new_array(char, cnt) |
| 32 | #define SMB_MALLOC_P(obj) new_array(obj, 1) |
| 33 | #define SMB_MALLOC_ARRAY(obj, cnt) new_array(obj, cnt) |
| 34 | #define SMB_REALLOC(mem, cnt) realloc_array(mem, char, cnt) |
| 35 | #define slprintf snprintf |
| 36 | |
| 37 | #if defined HAVE_POSIX_ACLS /*-----------------------------------------------*/ |
| 38 | |
| 39 | /* This is an identity mapping (just remove the SMB_). */ |
| 40 | |
| 41 | #define SMB_ACL_TAG_T acl_tag_t |
| 42 | #define SMB_ACL_TYPE_T acl_type_t |
| 43 | |
| 44 | /* Types of ACLs. */ |
| 45 | #define SMB_ACL_USER ACL_USER |
| 46 | #define SMB_ACL_USER_OBJ ACL_USER_OBJ |
| 47 | #define SMB_ACL_GROUP ACL_GROUP |
| 48 | #define SMB_ACL_GROUP_OBJ ACL_GROUP_OBJ |
| 49 | #define SMB_ACL_OTHER ACL_OTHER |
| 50 | #define SMB_ACL_MASK ACL_MASK |
| 51 | |
| 52 | #define SMB_ACL_T acl_t |
| 53 | |
| 54 | #define SMB_ACL_ENTRY_T acl_entry_t |
| 55 | |
| 56 | #define SMB_ACL_FIRST_ENTRY ACL_FIRST_ENTRY |
| 57 | #define SMB_ACL_NEXT_ENTRY ACL_NEXT_ENTRY |
| 58 | |
| 59 | #define SMB_ACL_TYPE_ACCESS ACL_TYPE_ACCESS |
| 60 | #define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT |
| 61 | |
| 62 | #define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1) |
| 63 | #define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1) |
| 64 | |
| 65 | #define SMB_ACL_NEED_SORT |
| 66 | |
| 67 | #elif defined HAVE_TRU64_ACLS /*---------------------------------------------*/ |
| 68 | |
| 69 | /* This is for DEC/Compaq Tru64 UNIX */ |
| 70 | |
| 71 | #define SMB_ACL_TAG_T acl_tag_t |
| 72 | #define SMB_ACL_TYPE_T acl_type_t |
| 73 | |
| 74 | /* Types of ACLs. */ |
| 75 | #define SMB_ACL_USER ACL_USER |
| 76 | #define SMB_ACL_USER_OBJ ACL_USER_OBJ |
| 77 | #define SMB_ACL_GROUP ACL_GROUP |
| 78 | #define SMB_ACL_GROUP_OBJ ACL_GROUP_OBJ |
| 79 | #define SMB_ACL_OTHER ACL_OTHER |
| 80 | #define SMB_ACL_MASK ACL_MASK |
| 81 | |
| 82 | #define SMB_ACL_T acl_t |
| 83 | |
| 84 | #define SMB_ACL_ENTRY_T acl_entry_t |
| 85 | |
| 86 | #define SMB_ACL_FIRST_ENTRY 0 |
| 87 | #define SMB_ACL_NEXT_ENTRY 1 |
| 88 | |
| 89 | #define SMB_ACL_TYPE_ACCESS ACL_TYPE_ACCESS |
| 90 | #define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT |
| 91 | |
| 92 | #define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1) |
| 93 | #define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1) |
| 94 | |
| 95 | #define SMB_ACL_NEED_SORT |
| 96 | |
| 97 | #elif defined HAVE_UNIXWARE_ACLS || defined HAVE_SOLARIS_ACLS /*-------------*/ |
| 98 | |
| 99 | /* Donated by Michael Davidson <md@sco.COM> for UnixWare / OpenUNIX. |
| 100 | * Modified by Toomas Soome <tsoome@ut.ee> for Solaris. */ |
| 101 | |
| 102 | /* SVR4.2 ES/MP ACLs */ |
| 103 | typedef int SMB_ACL_TAG_T; |
| 104 | typedef int SMB_ACL_TYPE_T; |
| 105 | |
| 106 | /* Types of ACLs. */ |
| 107 | #define SMB_ACL_USER USER |
| 108 | #define SMB_ACL_USER_OBJ USER_OBJ |
| 109 | #define SMB_ACL_GROUP GROUP |
| 110 | #define SMB_ACL_GROUP_OBJ GROUP_OBJ |
| 111 | #define SMB_ACL_OTHER OTHER_OBJ |
| 112 | #define SMB_ACL_MASK CLASS_OBJ |
| 113 | |
| 114 | typedef struct SMB_ACL_T { |
| 115 | int size; |
| 116 | int count; |
| 117 | int next; |
| 118 | struct acl acl[1]; |
| 119 | } *SMB_ACL_T; |
| 120 | |
| 121 | typedef struct acl *SMB_ACL_ENTRY_T; |
| 122 | |
| 123 | #define SMB_ACL_FIRST_ENTRY 0 |
| 124 | #define SMB_ACL_NEXT_ENTRY 1 |
| 125 | |
| 126 | #define SMB_ACL_TYPE_ACCESS 0 |
| 127 | #define SMB_ACL_TYPE_DEFAULT 1 |
| 128 | |
| 129 | #define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1) |
| 130 | #define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1) |
| 131 | |
| 132 | #define SMB_ACL_NEED_SORT |
| 133 | |
| 134 | #ifdef __CYGWIN__ |
| 135 | #define SMB_ACL_LOSES_SPECIAL_MODE_BITS |
| 136 | #endif |
| 137 | |
| 138 | #elif defined HAVE_HPUX_ACLS /*----------------------------------------------*/ |
| 139 | |
| 140 | /* Based on the Solaris & UnixWare code. */ |
| 141 | |
| 142 | #undef GROUP |
| 143 | #include <sys/aclv.h> |
| 144 | |
| 145 | /* SVR4.2 ES/MP ACLs */ |
| 146 | typedef int SMB_ACL_TAG_T; |
| 147 | typedef int SMB_ACL_TYPE_T; |
| 148 | |
| 149 | /* Types of ACLs. */ |
| 150 | #define SMB_ACL_USER USER |
| 151 | #define SMB_ACL_USER_OBJ USER_OBJ |
| 152 | #define SMB_ACL_GROUP GROUP |
| 153 | #define SMB_ACL_GROUP_OBJ GROUP_OBJ |
| 154 | #define SMB_ACL_OTHER OTHER_OBJ |
| 155 | #define SMB_ACL_MASK CLASS_OBJ |
| 156 | |
| 157 | typedef struct SMB_ACL_T { |
| 158 | int size; |
| 159 | int count; |
| 160 | int next; |
| 161 | struct acl acl[1]; |
| 162 | } *SMB_ACL_T; |
| 163 | |
| 164 | typedef struct acl *SMB_ACL_ENTRY_T; |
| 165 | |
| 166 | #define SMB_ACL_FIRST_ENTRY 0 |
| 167 | #define SMB_ACL_NEXT_ENTRY 1 |
| 168 | |
| 169 | #define SMB_ACL_TYPE_ACCESS 0 |
| 170 | #define SMB_ACL_TYPE_DEFAULT 1 |
| 171 | |
| 172 | #define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1) |
| 173 | #define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1) |
| 174 | |
| 175 | #define SMB_ACL_NEED_SORT |
| 176 | |
| 177 | #elif defined HAVE_IRIX_ACLS /*----------------------------------------------*/ |
| 178 | |
| 179 | /* IRIX ACLs */ |
| 180 | |
| 181 | #define SMB_ACL_TAG_T acl_tag_t |
| 182 | #define SMB_ACL_TYPE_T acl_type_t |
| 183 | |
| 184 | /* Types of ACLs. */ |
| 185 | #define SMB_ACL_USER ACL_USER |
| 186 | #define SMB_ACL_USER_OBJ ACL_USER_OBJ |
| 187 | #define SMB_ACL_GROUP ACL_GROUP |
| 188 | #define SMB_ACL_GROUP_OBJ ACL_GROUP_OBJ |
| 189 | #define SMB_ACL_OTHER ACL_OTHER_OBJ |
| 190 | #define SMB_ACL_MASK ACL_MASK |
| 191 | |
| 192 | typedef struct SMB_ACL_T { |
| 193 | int next; |
| 194 | BOOL freeaclp; |
| 195 | struct acl *aclp; |
| 196 | } *SMB_ACL_T; |
| 197 | |
| 198 | #define SMB_ACL_ENTRY_T acl_entry_t |
| 199 | |
| 200 | #define SMB_ACL_FIRST_ENTRY 0 |
| 201 | #define SMB_ACL_NEXT_ENTRY 1 |
| 202 | |
| 203 | #define SMB_ACL_TYPE_ACCESS ACL_TYPE_ACCESS |
| 204 | #define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT |
| 205 | |
| 206 | #define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1) |
| 207 | #define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1) |
| 208 | |
| 209 | #define SMB_ACL_NEED_SORT |
| 210 | |
| 211 | #elif defined HAVE_AIX_ACLS /*-----------------------------------------------*/ |
| 212 | |
| 213 | /* Donated by Medha Date, mdate@austin.ibm.com, for IBM */ |
| 214 | |
| 215 | #include "/usr/include/acl.h" |
| 216 | |
| 217 | struct acl_entry_link{ |
| 218 | struct acl_entry_link *prevp; |
| 219 | struct new_acl_entry *entryp; |
| 220 | struct acl_entry_link *nextp; |
| 221 | int count; |
| 222 | }; |
| 223 | |
| 224 | struct new_acl_entry{ |
| 225 | unsigned short ace_len; |
| 226 | unsigned short ace_type; |
| 227 | unsigned int ace_access; |
| 228 | struct ace_id ace_id[1]; |
| 229 | }; |
| 230 | |
| 231 | #define SMB_ACL_ENTRY_T struct new_acl_entry* |
| 232 | #define SMB_ACL_T struct acl_entry_link* |
| 233 | |
| 234 | #define SMB_ACL_TAG_T unsigned short |
| 235 | #define SMB_ACL_TYPE_T int |
| 236 | |
| 237 | /* Types of ACLs. */ |
| 238 | #define SMB_ACL_USER ACEID_USER |
| 239 | #define SMB_ACL_USER_OBJ 3 |
| 240 | #define SMB_ACL_GROUP ACEID_GROUP |
| 241 | #define SMB_ACL_GROUP_OBJ 4 |
| 242 | #define SMB_ACL_OTHER 5 |
| 243 | #define SMB_ACL_MASK 6 |
| 244 | |
| 245 | #define SMB_ACL_FIRST_ENTRY 1 |
| 246 | #define SMB_ACL_NEXT_ENTRY 2 |
| 247 | |
| 248 | #define SMB_ACL_TYPE_ACCESS 0 |
| 249 | #define SMB_ACL_TYPE_DEFAULT 1 |
| 250 | |
| 251 | #define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1) |
| 252 | #define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1) |
| 253 | |
| 254 | #define SMB_ACL_NEED_SORT |
| 255 | |
| 256 | #elif defined(HAVE_OSX_ACLS) /*----------------------------------------------*/ |
| 257 | |
| 258 | /* Special handling for OS X ACLs */ |
| 259 | |
| 260 | #define SMB_ACL_TAG_T acl_tag_t |
| 261 | #define SMB_ACL_TYPE_T acl_type_t |
| 262 | |
| 263 | #define SMB_ACL_T acl_t |
| 264 | |
| 265 | #define SMB_ACL_ENTRY_T acl_entry_t |
| 266 | |
| 267 | #define SMB_ACL_USER 1 |
| 268 | #define SMB_ACL_GROUP 2 |
| 269 | |
| 270 | #define SMB_ACL_FIRST_ENTRY ACL_FIRST_ENTRY |
| 271 | #define SMB_ACL_NEXT_ENTRY ACL_NEXT_ENTRY |
| 272 | |
| 273 | #define SMB_ACL_TYPE_ACCESS ACL_TYPE_EXTENDED |
| 274 | #define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT |
| 275 | |
| 276 | #define SMB_ACL_VALID_NAME_BITS ((1<<25)-1) |
| 277 | #define SMB_ACL_VALID_OBJ_BITS 0 |
| 278 | |
| 279 | /*#undef SMB_ACL_NEED_SORT*/ |
| 280 | |
| 281 | #else /*---------------------------------------------------------------------*/ |
| 282 | |
| 283 | /* Unknown platform. */ |
| 284 | |
| 285 | #error Cannot handle ACLs on this platform! |
| 286 | |
| 287 | #endif |
| 288 | |
| 289 | int sys_acl_get_entry(SMB_ACL_T the_acl, int entry_id, SMB_ACL_ENTRY_T *entry_p); |
| 290 | int sys_acl_get_tag_type(SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p); |
| 291 | int sys_acl_get_info(SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T *tag_type_p, uint32 *bits_p, id_t *u_g_id_p); |
| 292 | SMB_ACL_T sys_acl_get_file(const char *path_p, SMB_ACL_TYPE_T type); |
| 293 | SMB_ACL_T sys_acl_get_fd(int fd); |
| 294 | SMB_ACL_T sys_acl_init(int count); |
| 295 | int sys_acl_create_entry(SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry); |
| 296 | int sys_acl_set_info(SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype, uint32 bits, id_t u_g_id); |
| 297 | int sys_acl_set_access_bits(SMB_ACL_ENTRY_T entry, uint32 bits); |
| 298 | int sys_acl_valid(SMB_ACL_T theacl); |
| 299 | int sys_acl_set_file(const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl); |
| 300 | int sys_acl_set_fd(int fd, SMB_ACL_T theacl); |
| 301 | int sys_acl_delete_def_file(const char *name); |
| 302 | int sys_acl_free_acl(SMB_ACL_T the_acl); |
| 303 | int no_acl_syscall_error(int err); |
| 304 | |
| 305 | #endif /* SUPPORT_ACLS */ |