2 Copyright (c) 2008, 2009, 2010 Frank Lahm <franklahm@gmail.com>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
17 #endif /* HAVE_CONFIG_H */
26 #ifdef HAVE_SOLARIS_ACLS
29 #ifdef HAVE_POSIX_ACLS
31 #include <acl/libacl.h>
34 #include <atalk/errchk.h>
35 #include <atalk/adouble.h>
36 #include <atalk/vfs.h>
37 #include <atalk/afp.h>
38 #include <atalk/util.h>
39 #include <atalk/cnid.h>
40 #include <atalk/logger.h>
41 #include <atalk/uuid.h>
42 #include <atalk/acl.h>
43 #include <atalk/bstrlib.h>
44 #include <atalk/bstradd.h>
46 #include "directory.h"
52 #include "acl_mappings.h"
55 #define SOLARIS_2_DARWIN 1
56 #define DARWIN_2_SOLARIS 2
57 #define POSIX_DEFAULT_2_DARWIN 3
58 #define POSIX_ACCESS_2_DARWIN 4
59 #define DARWIN_2_POSIX_DEFAULT 5
60 #define DARWIN_2_POSIX_ACCESS 6
65 /********************************************************
67 ********************************************************/
69 #ifdef HAVE_SOLARIS_ACLS
72 * Compile access rights for a user to one file-system object
74 * This combines combines all access rights for a user to one fs-object and
75 * returns the result as a Darwin allowed rights ACE.
76 * This must honor trivial ACEs which are a mode_t mapping.
78 * @param path (r) path to filesystem object
79 * @param sb (r) struct stat of path
80 * @param pwd (r) struct passwd of user
81 * @param result (w) resulting Darwin allow ACE
83 * @returns 0 or -1 on error
85 static int solaris_acl_rights(const char *path,
86 const struct stat *sb,
87 const struct passwd *pwd,
91 int i, ace_count, checkgroup;
95 uint32_t rights, allowed_rights = 0, denied_rights = 0, darwin_rights;
97 /* Get ACL from file/dir */
98 EC_NEG1_LOG(ace_count = get_nfsv4_acl(path, &aces));
100 if (ace_count == 0) {
101 LOG(log_warning, logtype_afpd, "Zero ACEs from get_nfsv4_acl");
105 /* Now check requested rights */
107 do { /* Loop through ACEs */
109 flags = aces[i].a_flags;
110 type = aces[i].a_type;
111 rights = aces[i].a_access_mask;
113 if (flags & ACE_INHERIT_ONLY_ACE)
116 /* Now the tricky part: decide if ACE effects our user. I'll explain:
117 if its a dedicated (non trivial) ACE for the user
119 if its a ACE for a group we're member of
121 if its a trivial ACE_OWNER ACE and requested UUID is the owner
123 if its a trivial ACE_GROUP ACE and requested UUID is group
125 if its a trivial ACE_EVERYONE ACE
128 if (((who == pwd->pw_uid) && !(flags & (ACE_TRIVIAL|ACE_IDENTIFIER_GROUP)))
130 ((flags & ACE_IDENTIFIER_GROUP) && !(flags & ACE_GROUP) && gmem(who))
132 ((flags & ACE_OWNER) && (pwd->pw_uid == sb->st_uid))
134 ((flags & ACE_GROUP) && gmem(sb->st_gid))
136 (flags & ACE_EVERYONE)
138 /* Found an applicable ACE */
139 if (type == ACE_ACCESS_ALLOWED_ACE_TYPE)
140 allowed_rights |= rights;
141 else if (type == ACE_ACCESS_DENIED_ACE_TYPE)
142 /* Only or to denied rights if not previously allowed !! */
143 denied_rights |= ((!allowed_rights) & rights);
145 } while (++i < ace_count);
148 /* Darwin likes to ask for "delete_child" on dir,
149 "write_data" is actually the same, so we add that for dirs */
150 if (S_ISDIR(sb->st_mode) && (allowed_rights & ACE_WRITE_DATA))
151 allowed_rights |= ACE_DELETE_CHILD;
153 /* Remove denied from allowed rights */
154 allowed_rights &= ~denied_rights;
158 for (i=0; nfsv4_to_darwin_rights[i].from != 0; i++) {
159 if (allowed_rights & nfsv4_to_darwin_rights[i].from)
160 darwin_rights |= nfsv4_to_darwin_rights[i].to;
163 *result |= darwin_rights;
166 if (aces) free(aces);
172 Maps ACE array from Solaris to Darwin. Darwin ACEs are stored in network byte order.
173 Return numer of mapped ACEs or -1 on error.
174 All errors while mapping (e.g. getting UUIDs from LDAP) are fatal.
176 static int map_aces_solaris_to_darwin(const ace_t *aces,
177 darwin_ace_t *darwin_aces,
184 struct passwd *pwd = NULL;
185 struct group *grp = NULL;
187 LOG(log_maxdebug, logtype_afpd, "map_aces_solaris_to_darwin: parsing %d ACES", ace_count);
190 LOG(log_maxdebug, logtype_afpd, "ACE No. %d", ace_count + 1);
191 /* if its a ACE resulting from nfsv4 mode mapping, discard it */
192 if (aces->a_flags & (ACE_OWNER | ACE_GROUP | ACE_EVERYONE)) {
193 LOG(log_debug, logtype_afpd, "trivial ACE");
198 if ( ! (aces->a_flags & ACE_IDENTIFIER_GROUP) ) { /* user ace */
199 LOG(log_debug, logtype_afpd, "uid: %d", aces->a_who);
200 EC_NULL_LOG(pwd = getpwuid(aces->a_who));
201 LOG(log_debug, logtype_afpd, "uid: %d -> name: %s", aces->a_who, pwd->pw_name);
202 EC_ZERO_LOG(getuuidfromname(pwd->pw_name,
204 darwin_aces->darwin_ace_uuid));
205 } else { /* group ace */
206 LOG(log_debug, logtype_afpd, "gid: %d", aces->a_who);
207 EC_NULL_LOG(grp = getgrgid(aces->a_who));
208 LOG(log_debug, logtype_afpd, "gid: %d -> name: %s", aces->a_who, grp->gr_name);
209 EC_ZERO_LOG(getuuidfromname(grp->gr_name,
211 darwin_aces->darwin_ace_uuid));
215 if (aces->a_type == ACE_ACCESS_ALLOWED_ACE_TYPE)
216 flags = DARWIN_ACE_FLAGS_PERMIT;
217 else if (aces->a_type == ACE_ACCESS_DENIED_ACE_TYPE)
218 flags = DARWIN_ACE_FLAGS_DENY;
219 else { /* unsupported type */
223 for(i=0; nfsv4_to_darwin_flags[i].from != 0; i++) {
224 if (aces->a_flags & nfsv4_to_darwin_flags[i].from)
225 flags |= nfsv4_to_darwin_flags[i].to;
227 darwin_aces->darwin_ace_flags = htonl(flags);
231 for (i=0; nfsv4_to_darwin_rights[i].from != 0; i++) {
232 if (aces->a_access_mask & nfsv4_to_darwin_rights[i].from)
233 rights |= nfsv4_to_darwin_rights[i].to;
235 darwin_aces->darwin_ace_rights = htonl(rights);
248 Maps ACE array from Darwin to Solaris. Darwin ACEs are expected in network byte order.
249 Return numer of mapped ACEs or -1 on error.
250 All errors while mapping (e.g. getting UUIDs from LDAP) are fatal.
252 static int map_aces_darwin_to_solaris(darwin_ace_t *darwin_aces,
257 int i, mapped_aces = 0;
258 uint32_t darwin_ace_flags;
259 uint32_t darwin_ace_rights;
260 uint16_t nfsv4_ace_flags;
261 uint32_t nfsv4_ace_rights;
269 nfsv4_ace_rights = 0;
272 EC_ZERO(getnamefromuuid(darwin_aces->darwin_ace_uuid, &name, &uuidtype));
280 EC_NULL_LOG(pwd = getpwnam(name));
281 nfsv4_aces->a_who = pwd->pw_uid;
284 EC_NULL_LOG(grp = getgrnam(name));
285 nfsv4_aces->a_who = (uid_t)(grp->gr_gid);
286 nfsv4_ace_flags |= ACE_IDENTIFIER_GROUP;
292 /* now type: allow/deny */
293 darwin_ace_flags = ntohl(darwin_aces->darwin_ace_flags);
294 if (darwin_ace_flags & DARWIN_ACE_FLAGS_PERMIT)
295 nfsv4_aces->a_type = ACE_ACCESS_ALLOWED_ACE_TYPE;
296 else if (darwin_ace_flags & DARWIN_ACE_FLAGS_DENY)
297 nfsv4_aces->a_type = ACE_ACCESS_DENIED_ACE_TYPE;
298 else { /* unsupported type */
303 for(i=0; darwin_to_nfsv4_flags[i].from != 0; i++) {
304 if (darwin_ace_flags & darwin_to_nfsv4_flags[i].from)
305 nfsv4_ace_flags |= darwin_to_nfsv4_flags[i].to;
309 darwin_ace_rights = ntohl(darwin_aces->darwin_ace_rights);
310 for (i=0; darwin_to_nfsv4_rights[i].from != 0; i++) {
311 if (darwin_ace_rights & darwin_to_nfsv4_rights[i].from)
312 nfsv4_ace_rights |= darwin_to_nfsv4_rights[i].to;
315 LOG(log_debug9, logtype_afpd, "map_aces_darwin_to_solaris: ACE flags: Darwin:%08x -> NFSv4:%04x", darwin_ace_flags, nfsv4_ace_flags);
316 LOG(log_debug9, logtype_afpd, "map_aces_darwin_to_solaris: ACE rights: Darwin:%08x -> NFSv4:%08x", darwin_ace_rights, nfsv4_ace_rights);
318 nfsv4_aces->a_flags = nfsv4_ace_flags;
319 nfsv4_aces->a_access_mask = nfsv4_ace_rights;
332 #endif /* HAVE_SOLARIS_ACLS */
334 /********************************************************
336 ********************************************************/
338 #ifdef HAVE_POSIX_ACLS
340 static uint32_t posix_permset_to_darwin_rights(acl_entry_t e, int is_dir)
344 acl_permset_t permset;
346 EC_ZERO_LOG(acl_get_permset(e, &permset));
348 if (acl_get_perm(permset, ACL_READ))
349 rights = DARWIN_ACE_READ_DATA
350 | DARWIN_ACE_READ_EXTATTRIBUTES
351 | DARWIN_ACE_READ_ATTRIBUTES
352 | DARWIN_ACE_READ_SECURITY;
353 if (acl_get_perm(permset, ACL_WRITE)) {
354 rights |= DARWIN_ACE_WRITE_DATA
355 | DARWIN_ACE_APPEND_DATA
356 | DARWIN_ACE_WRITE_EXTATTRIBUTES
357 | DARWIN_ACE_WRITE_ATTRIBUTES;
359 rights |= DARWIN_ACE_DELETE_CHILD;
361 if (acl_get_perm(permset, ACL_EXECUTE))
362 rights |= DARWIN_ACE_EXECUTE;
365 LOG(log_maxdebug, logtype_afpd, "mapped rights: 0x%08x", rights);
370 * Compile access rights for a user to one file-system object
372 * This combines combines all access rights for a user to one fs-object and
373 * returns the result as a Darwin allowed rights ACE.
374 * This must honor trivial ACEs which are a mode_t mapping.
376 * @param path (r) path to filesystem object
377 * @param sb (r) struct stat of path
378 * @param pwd (r) struct passwd of user
379 * @param result (rw) resulting Darwin allow ACE
381 * @returns 0 or -1 on error
383 static int posix_acl_rights(const char *path,
384 const struct stat *sb,
385 const struct passwd *pwd,
390 int entry_id = ACL_FIRST_ENTRY;
391 uint32_t rights = 0, maskrights = 0;
398 EC_NULL_LOG(acl = acl_get_file(path, ACL_TYPE_ACCESS));
400 /* itereate through all ACEs to get the mask */
401 while (!havemask && acl_get_entry(acl, entry_id, &e) == 1) {
402 entry_id = ACL_NEXT_ENTRY;
403 EC_ZERO_LOG(acl_get_tag_type(e, &tag));
406 maskrights = posix_permset_to_darwin_rights(e, S_ISDIR(sb->st_mode));
407 LOG(log_maxdebug, logtype_afpd, "maskrights: 0x%08x", maskrights);
415 /* itereate through all ACEs */
416 entry_id = ACL_FIRST_ENTRY;
417 while (acl_get_entry(acl, entry_id, &e) == 1) {
418 entry_id = ACL_NEXT_ENTRY;
419 EC_ZERO_LOG(acl_get_tag_type(e, &tag));
422 EC_NULL_LOG(uid = (uid_t *)acl_get_qualifier(e));
423 if (*uid == pwd->pw_uid) {
424 LOG(log_maxdebug, logtype_afpd, "ACL_USER: %u", *uid);
425 rights |= posix_permset_to_darwin_rights(e, S_ISDIR(sb->st_mode));
431 if (sb->st_uid == pwd->pw_uid) {
432 LOG(log_maxdebug, logtype_afpd, "ACL_USER_OBJ: %u", sb->st_uid);
433 rights |= posix_permset_to_darwin_rights(e, S_ISDIR(sb->st_mode));
437 EC_NULL_LOG(gid = (gid_t *)acl_get_qualifier(e));
439 LOG(log_maxdebug, logtype_afpd, "ACL_GROUP: %u", *gid);
440 rights |= (posix_permset_to_darwin_rights(e, S_ISDIR(sb->st_mode)) & maskrights);
446 if (gmem(sb->st_gid)) {
447 LOG(log_maxdebug, logtype_afpd, "ACL_GROUP_OBJ: %u", sb->st_gid);
448 rights |= posix_permset_to_darwin_rights(e, S_ISDIR(sb->st_mode));
452 LOG(log_maxdebug, logtype_afpd, "ACL_OTHER");
453 rights |= posix_permset_to_darwin_rights(e, S_ISDIR(sb->st_mode));
463 if (acl) acl_free(acl);
464 if (uid) acl_free(uid);
465 if (gid) acl_free(gid);
470 * Add entries of one acl to another acl
472 * @param aclp (rw) destination acl where new aces will be added
473 * @param acl (r) source acl where aces will be copied from
475 * @returns 0 on success, -1 on error
477 static int acl_add_acl(acl_t *aclp, const acl_t acl)
483 for (id = ACL_FIRST_ENTRY; acl_get_entry(acl, id, &se) == 1; id = ACL_NEXT_ENTRY) {
484 EC_ZERO_LOG_ERR(acl_create_entry(aclp, &de), AFPERR_MISC);
485 EC_ZERO_LOG_ERR(acl_copy_entry(de, se), AFPERR_MISC);
493 * Map Darwin ACE rights to POSIX 1e perm
495 * We can only map few rights:
496 * DARWIN_ACE_READ_DATA -> ACL_READ
497 * DARWIN_ACE_WRITE_DATA -> ACL_WRITE
498 * DARWIN_ACE_DELETE_CHILD & (is_dir == 1) -> ACL_WRITE
499 * DARWIN_ACE_EXECUTE -> ACL_EXECUTE
501 * @param entry (rw) result of the mapping
502 * @param is_dir (r) 1 for dirs, 0 for files
504 * @returns mapping result as acl_perm_t, -1 on error
506 static acl_perm_t map_darwin_right_to_posix_permset(uint32_t darwin_ace_rights, int is_dir)
510 if (darwin_ace_rights & DARWIN_ACE_READ_DATA)
513 if (darwin_ace_rights & (DARWIN_ACE_WRITE_DATA | (DARWIN_ACE_DELETE_CHILD & is_dir)))
516 if (darwin_ace_rights & DARWIN_ACE_EXECUTE)
523 * Add a ACL_USER or ACL_GROUP permission to an ACL, extending existing ACEs
525 * Add a permission of "type" for user or group "id" to an ACL. Scan the ACL
526 * for existing permissions for this type/id, if there is one add the perm,
527 * otherwise create a new ACL entry.
528 * perm can be or'ed ACL_READ, ACL_WRITE and ACL_EXECUTE.
530 * @param aclp (rw) pointer to ACL
531 * @param type (r) acl_tag_t of ACL_USER or ACL_GROUP
532 * @param id (r) uid_t uid for ACL_USER, or gid casted to uid_t for ACL_GROUP
533 * @param perm (r) acl_perm_t permissions to add
535 * @returns 0 on success, -1 on failure
537 static int posix_acl_add_perm(acl_t *aclp, acl_tag_t type, uid_t id, acl_perm_t perm)
543 int entry_id = ACL_FIRST_ENTRY;
544 acl_permset_t permset;
547 for ( ; (! found) && acl_get_entry(*aclp, entry_id, &e) == 1; entry_id = ACL_NEXT_ENTRY) {
548 EC_ZERO_LOG(acl_get_tag_type(e, &tag));
549 if (tag != ACL_USER && tag != ACL_GROUP)
551 EC_NULL_LOG(eid = (uid_t *)acl_get_qualifier(e));
552 if ((*eid == id) && (type == tag)) {
553 /* found an ACE for this type/id */
555 EC_ZERO_LOG(acl_get_permset(e, &permset));
556 EC_ZERO_LOG(acl_add_perm(permset, perm));
564 /* there was no existing ACE for this type/id */
565 EC_ZERO_LOG(acl_create_entry(aclp, &e));
566 EC_ZERO_LOG(acl_set_tag_type(e, type));
567 EC_ZERO_LOG(acl_set_qualifier(e, &id));
568 EC_ZERO_LOG(acl_get_permset(e, &permset));
569 EC_ZERO_LOG(acl_clear_perms(permset));
570 EC_ZERO_LOG(acl_add_perm(permset, perm));
571 EC_ZERO_LOG(acl_set_permset(e, permset));
575 if (eid) acl_free(eid);
581 * Map Darwin ACL to POSIX ACL.
583 * aclp must point to a acl_init'ed acl_t or an acl_t that can eg contain default ACEs.
584 * Mapping pecularities:
585 * - we create a default ace (which inherits to files and dirs) if either
586 DARWIN_ACE_FLAGS_FILE_INHERIT or DARWIN_ACE_FLAGS_DIRECTORY_INHERIT is requested
587 * - we throw away DARWIN_ACE_FLAGS_LIMIT_INHERIT (can't be mapped), thus the ACL will
590 * @param darwin_aces (r) pointer to darwin_aces buffer
591 * @param def_aclp (rw) directories: pointer to an initialized acl_t with the default acl
592 * files: *def_aclp will be NULL
593 * @param acc_aclp (rw) pointer to an initialized acl_t with the access acl
594 * @param ace_count (r) number of ACEs in darwin_aces buffer
596 * @returns 0 on success storing the result in aclp, -1 on error.
598 static int map_aces_darwin_to_posix(const darwin_ace_t *darwin_aces,
609 uint32_t darwin_ace_flags, darwin_ace_rights;
613 for ( ; ace_count != 0; ace_count--, darwin_aces++) {
614 /* type: allow/deny, posix only has allow */
615 darwin_ace_flags = ntohl(darwin_aces->darwin_ace_flags);
616 if ( ! (darwin_ace_flags & DARWIN_ACE_FLAGS_PERMIT))
619 darwin_ace_rights = ntohl(darwin_aces->darwin_ace_rights);
620 perm = map_darwin_right_to_posix_permset(darwin_ace_rights, (*def_aclp != NULL));
622 continue; /* dont add empty perm */
624 LOG(log_debug, logtype_afpd, "map_ace: no: %u, flags: %08x, darwin: %08x, posix: %02x",
625 ace_count, darwin_ace_flags, darwin_ace_rights, perm);
628 EC_ZERO_LOG(getnamefromuuid(darwin_aces->darwin_ace_uuid, &name, &uuidtype));
635 EC_NULL_LOG(pwd = getpwnam(name));
638 LOG(log_debug, logtype_afpd, "map_ace: name: %s, uid: %u", name, id);
641 EC_NULL_LOG(grp = getgrnam(name));
643 id = (uid_t)(grp->gr_gid);
644 LOG(log_debug, logtype_afpd, "map_ace: name: %s, gid: %u", name, id);
650 if (darwin_ace_flags & DARWIN_ACE_INHERIT_CONTROL_FLAGS) {
651 if (*def_aclp == NULL) {
652 /* ace request inheritane but we haven't got a default acl pointer */
653 LOG(log_warning, logtype_afpd, "map_acl: unexpected ACE, flags: 0x%04x",
657 /* add it as default ace */
658 EC_ZERO_LOG(posix_acl_add_perm(def_aclp, tag, id, perm));
661 if (! (darwin_ace_flags & DARWIN_ACE_FLAGS_ONLY_INHERIT))
662 /* if it not a "inherit only" ace, it must be added as access aces too */
663 EC_ZERO_LOG(posix_acl_add_perm(acc_aclp, tag, id, perm));
665 EC_ZERO_LOG(posix_acl_add_perm(acc_aclp, tag, id, perm));
677 * Map ACEs from POSIX to Darwin.
678 * type is either POSIX_DEFAULT_2_DARWIN or POSIX_ACCESS_2_DARWIN, cf. acl_get_file.
679 * Return number of mapped ACES, -1 on error.
681 static int map_acl_posix_to_darwin(int type, const acl_t acl, darwin_ace_t *darwin_aces)
685 int entry_id = ACL_FIRST_ENTRY;
690 struct passwd *pwd = NULL;
691 struct group *grp = NULL;
693 uint32_t rights, maskrights = 0;
694 darwin_ace_t *saved_darwin_aces = darwin_aces;
696 LOG(log_maxdebug, logtype_afpd, "map_aces_posix_to_darwin(%s)",
697 (type & MAP_MASK) == POSIX_DEFAULT_2_DARWIN ?
698 "POSIX_DEFAULT_2_DARWIN" : "POSIX_ACCESS_2_DARWIN");
700 /* itereate through all ACEs */
701 while (acl_get_entry(acl, entry_id, &e) == 1) {
702 entry_id = ACL_NEXT_ENTRY;
705 EC_ZERO_LOG(acl_get_tag_type(e, &tag));
707 /* we return user and group ACE */
710 EC_NULL_LOG(uid = (uid_t *)acl_get_qualifier(e));
711 EC_NULL_LOG(pwd = getpwuid(*uid));
712 LOG(log_debug, logtype_afpd, "map_aces_posix_to_darwin: uid: %d -> name: %s",
714 EC_ZERO_LOG(getuuidfromname(pwd->pw_name, UUID_USER, darwin_aces->darwin_ace_uuid));
720 EC_NULL_LOG(gid = (gid_t *)acl_get_qualifier(e));
721 EC_NULL_LOG(grp = getgrgid(*gid));
722 LOG(log_debug, logtype_afpd, "map_aces_posix_to_darwin: gid: %d -> name: %s",
724 EC_ZERO_LOG(getuuidfromname(grp->gr_name, UUID_GROUP, darwin_aces->darwin_ace_uuid));
730 maskrights = posix_permset_to_darwin_rights(e, type & IS_DIR);
738 flags = DARWIN_ACE_FLAGS_PERMIT;
739 if ((type & MAP_MASK) == POSIX_DEFAULT_2_DARWIN)
740 flags |= DARWIN_ACE_FLAGS_FILE_INHERIT
741 | DARWIN_ACE_FLAGS_DIRECTORY_INHERIT
742 | DARWIN_ACE_FLAGS_ONLY_INHERIT;
743 darwin_aces->darwin_ace_flags = htonl(flags);
746 rights = posix_permset_to_darwin_rights(e, type & IS_DIR);
747 darwin_aces->darwin_ace_rights = htonl(rights);
753 /* Loop through the mapped ACE buffer once again, applying the mask */
754 for (int i = mapped_aces; i > 0; i--) {
755 saved_darwin_aces->darwin_ace_rights &= htonl(maskrights);
759 EC_STATUS(mapped_aces);
762 if (uid) acl_free(uid);
763 if (gid) acl_free(gid);
769 * Multiplex ACL mapping (SOLARIS_2_DARWIN, DARWIN_2_SOLARIS, POSIX_2_DARWIN, DARWIN_2_POSIX).
770 * Reads from 'aces' buffer, writes to 'rbuf' buffer.
771 * Caller must provide buffer.
772 * Darwin ACEs are read and written in network byte order.
773 * Needs to know how many ACEs are in the ACL (ace_count) for Solaris ACLs.
774 * Ignores trivial ACEs.
775 * Return no of mapped ACEs or -1 on error.
777 static int map_acl(int type, void *acl, darwin_ace_t *buf, int ace_count)
781 LOG(log_debug9, logtype_afpd, "map_acl: BEGIN");
783 switch (type & MAP_MASK) {
785 #ifdef HAVE_SOLARIS_ACLS
786 case SOLARIS_2_DARWIN:
787 mapped_aces = map_aces_solaris_to_darwin( acl, buf, ace_count);
790 case DARWIN_2_SOLARIS:
791 mapped_aces = map_aces_darwin_to_solaris( buf, acl, ace_count);
793 #endif /* HAVE_SOLARIS_ACLS */
795 #ifdef HAVE_POSIX_ACLS
796 case POSIX_DEFAULT_2_DARWIN:
797 mapped_aces = map_acl_posix_to_darwin(type, (const acl_t)acl, buf);
800 case POSIX_ACCESS_2_DARWIN:
801 mapped_aces = map_acl_posix_to_darwin(type, (const acl_t)acl, buf);
804 case DARWIN_2_POSIX_DEFAULT:
807 case DARWIN_2_POSIX_ACCESS:
809 #endif /* HAVE_POSIX_ACLS */
816 LOG(log_debug9, logtype_afpd, "map_acl: END");
820 /* Get ACL from object omitting trivial ACEs. Map to Darwin ACL style and
821 store Darwin ACL at rbuf. Add length of ACL written to rbuf to *rbuflen.
822 Returns 0 on success, -1 on error. */
823 static int get_and_map_acl(char *name, char *rbuf, size_t *rbuflen)
828 uint32_t *darwin_ace_count = (u_int32_t *)rbuf;
829 #ifdef HAVE_SOLARIS_ACLS
833 #ifdef HAVE_POSIX_ACLS
836 LOG(log_debug9, logtype_afpd, "get_and_map_acl: BEGIN");
838 /* Skip length and flags */
843 #ifdef HAVE_SOLARIS_ACLS
844 EC_NEG1(ace_count = get_nfsv4_acl(name, &aces));
845 EC_NEG1(mapped_aces = map_acl(SOLARIS_2_DARWIN, aces, (darwin_ace_t *)rbuf, ace_count));
846 #endif /* HAVE_SOLARIS_ACLS */
848 #ifdef HAVE_POSIX_ACLS
849 acl_t defacl = NULL , accacl = NULL;
851 /* stat to check if its a dir */
852 EC_ZERO_LOG(lstat(name, &st));
854 /* if its a dir, check for default acl too */
856 if (S_ISDIR(st.st_mode)) {
858 EC_NULL_LOG(defacl = acl_get_file(name, ACL_TYPE_DEFAULT));
859 EC_NEG1(mapped_aces = map_acl(POSIX_DEFAULT_2_DARWIN | dirflag,
861 (darwin_ace_t *)rbuf,
865 EC_NULL_LOG(accacl = acl_get_file(name, ACL_TYPE_ACCESS));
868 EC_NEG1(tmp = map_acl(POSIX_ACCESS_2_DARWIN | dirflag,
870 (darwin_ace_t *)(rbuf + mapped_aces * sizeof(darwin_ace_t)),
873 #endif /* HAVE_POSIX_ACLS */
875 LOG(log_debug, logtype_afpd, "get_and_map_acl: mapped %d ACEs", mapped_aces);
877 *darwin_ace_count = htonl(mapped_aces);
878 *rbuflen += sizeof(darwin_acl_header_t) + (mapped_aces * sizeof(darwin_ace_t));
883 #ifdef HAVE_SOLARIS_ACLS
884 if (aces) free(aces);
886 #ifdef HAVE_POSIX_ACLS
887 if (defacl) acl_free(defacl);
888 if (accacl) acl_free(accacl);
889 #endif /* HAVE_POSIX_ACLS */
891 LOG(log_debug9, logtype_afpd, "get_and_map_acl: END");
896 /* Removes all non-trivial ACLs from object. Returns full AFPERR code. */
897 static int remove_acl(const struct vol *vol,const char *path, int dir)
901 #if (defined HAVE_SOLARIS_ACLS || defined HAVE_POSIX_ACLS)
902 /* Ressource etc. first */
903 if ((ret = vol->vfs->vfs_remove_acl(vol, path, dir)) != AFP_OK)
905 /* now the data fork or dir */
906 ret = remove_acl_vfs(path);
913 - the client sends a complete list of ACEs, not only new ones. So we dont need to do
914 any combination business (one exception being 'kFileSec_Inherit': see next)
915 - client might request that we add inherited ACEs via 'kFileSec_Inherit'.
916 We will store inherited ACEs first, which is Darwins canonical order.
917 - returns AFPerror code
919 #ifdef HAVE_SOLARIS_ACLS
920 static int set_acl(const struct vol *vol,
927 int i, nfsv4_ace_count;
928 int tocopy_aces_count = 0, new_aces_count = 0, trivial_ace_count = 0;
929 ace_t *old_aces, *new_aces = NULL;
932 LOG(log_debug9, logtype_afpd, "set_acl: BEGIN");
935 /* inherited + trivial ACEs */
936 flags = ACE_INHERITED_ACE | ACE_OWNER | ACE_GROUP | ACE_EVERYONE;
938 /* only trivial ACEs */
939 flags = ACE_OWNER | ACE_GROUP | ACE_EVERYONE;
941 /* Get existing ACL and count ACEs which have to be copied */
942 if ((nfsv4_ace_count = get_nfsv4_acl(name, &old_aces)) == -1)
944 for ( i=0; i < nfsv4_ace_count; i++) {
945 if (old_aces[i].a_flags & flags)
949 /* Now malloc buffer exactly sized to fit all new ACEs */
950 if ((new_aces = malloc((ace_count + tocopy_aces_count) * sizeof(ace_t))) == NULL) {
951 LOG(log_error, logtype_afpd, "set_acl: malloc %s", strerror(errno));
952 EC_STATUS(AFPERR_MISC);
956 /* Start building new ACL */
958 /* Copy local inherited ACEs. Therefore we have 'Darwin canonical order' (see chmod there):
959 inherited ACEs first. */
961 for (i=0; i < nfsv4_ace_count; i++) {
962 if (old_aces[i].a_flags & ACE_INHERITED_ACE) {
963 memcpy(&new_aces[new_aces_count], &old_aces[i], sizeof(ace_t));
968 LOG(log_debug7, logtype_afpd, "set_acl: copied %d inherited ACEs", new_aces_count);
970 /* Now the ACEs from the client */
971 if ((ret = (map_acl(DARWIN_2_SOLARIS,
972 &new_aces[new_aces_count],
974 ace_count))) == -1) {
975 EC_STATUS(AFPERR_PARAM);
978 new_aces_count += ret;
979 LOG(log_debug7, logtype_afpd, "set_acl: mapped %d ACEs from client", ret);
981 /* Now copy the trivial ACEs */
982 for (i=0; i < nfsv4_ace_count; i++) {
983 if (old_aces[i].a_flags & (ACE_OWNER | ACE_GROUP | ACE_EVERYONE)) {
984 memcpy(&new_aces[new_aces_count], &old_aces[i], sizeof(ace_t));
989 LOG(log_debug7, logtype_afpd, "set_acl: copied %d trivial ACEs", trivial_ace_count);
991 /* Ressourcefork first.
992 Note: for dirs we set the same ACL on the .AppleDouble/.Parent _file_. This
993 might be strange for ACE_DELETE_CHILD and for inheritance flags. */
994 if ((ret = (vol->vfs->vfs_acl(vol, name, ACE_SETACL, new_aces_count, new_aces))) != 0) {
995 LOG(log_error, logtype_afpd, "set_acl: error setting acl: %s", strerror(errno));
996 if (errno == (EACCES | EPERM))
997 EC_STATUS(AFPERR_ACCESS);
998 else if (errno == ENOENT)
999 EC_STATUS(AFPERR_NOITEM);
1001 EC_STATUS(AFPERR_MISC);
1004 if ((ret = (acl(name, ACE_SETACL, new_aces_count, new_aces))) != 0) {
1005 LOG(log_error, logtype_afpd, "set_acl: error setting acl: %s", strerror(errno));
1006 if (errno == (EACCES | EPERM))
1007 EC_STATUS(AFPERR_ACCESS);
1008 else if (errno == ENOENT)
1009 EC_STATUS(AFPERR_NOITEM);
1011 EC_STATUS(AFPERR_MISC);
1018 if (old_aces) free(old_aces);
1019 if (new_aces) free(new_aces);
1021 LOG(log_debug9, logtype_afpd, "set_acl: END");
1024 #endif /* HAVE_SOLARIS_ACLS */
1026 #ifdef HAVE_POSIX_ACLS
1027 static int set_acl(const struct vol *vol,
1030 darwin_ace_t *daces,
1034 acl_t def_acl = NULL;
1035 acl_t acc_acl = NULL;
1037 LOG(log_maxdebug, logtype_afpd, "set_acl: BEGIN");
1040 EC_ZERO_LOG_ERR(lstat(name, &st), AFPERR_NOOBJ);
1042 /* seed default ACL with access ACL */
1043 if (S_ISDIR(st.st_mode))
1044 EC_NULL_LOG_ERR(def_acl = acl_get_file(name, ACL_TYPE_ACCESS), AFPERR_MISC);
1046 /* for files def_acl will be NULL */
1048 /* create access acl from mode */
1049 EC_NULL_LOG_ERR(acc_acl = acl_from_mode(st.st_mode), AFPERR_MISC);
1051 /* adds the clients aces */
1052 EC_ZERO_ERR(map_aces_darwin_to_posix(daces, &def_acl, &acc_acl, ace_count), AFPERR_MISC);
1054 /* calcuate ACL mask */
1055 EC_ZERO_LOG_ERR(acl_calc_mask(&acc_acl), AFPERR_MISC);
1058 EC_ZERO_LOG_ERR(acl_valid(acc_acl), AFPERR_MISC);
1061 EC_ZERO_LOG_ERR(acl_set_file(name, ACL_TYPE_ACCESS, acc_acl), AFPERR_MISC);
1062 EC_ZERO_LOG_ERR(vol->vfs->vfs_acl(vol, name, ACL_TYPE_ACCESS, 0, acc_acl), AFPERR_MISC);
1065 EC_ZERO_LOG_ERR(acl_set_file(name, ACL_TYPE_DEFAULT, def_acl), AFPERR_MISC);
1066 EC_ZERO_LOG_ERR(vol->vfs->vfs_acl(vol, name, ACL_TYPE_DEFAULT, 0, def_acl), AFPERR_MISC);
1073 LOG(log_maxdebug, logtype_afpd, "set_acl: END");
1076 #endif /* HAVE_POSIX_ACLS */
1079 * Checks if a given UUID has requested_rights(type darwin_ace_rights) for path.
1081 * Note: this gets called frequently and is a good place for optimizations !
1083 * @param vol (r) volume
1084 * @param dir (r) directory
1085 * @param path (r) path to filesystem object
1086 * @param uuid (r) UUID of user
1087 * @param requested_rights (r) requested Darwin ACE
1089 * @returns AFP result code
1091 static int check_acl_access(const struct vol *vol,
1092 const struct dir *dir,
1095 uint32_t requested_rights)
1098 uint32_t allowed_rights = 0;
1099 char *username = NULL;
1100 uuidtype_t uuidtype;
1103 bstring parent = NULL;
1105 LOG(log_maxdebug, logtype_afpd, "check_access: Request: 0x%08x", requested_rights);
1107 /* Get uid or gid from UUID */
1108 EC_ZERO_LOG_ERR(getnamefromuuid(uuid, &username, &uuidtype), AFPERR_PARAM);
1109 EC_ZERO_LOG_ERR(lstat(path, &st), AFPERR_PARAM);
1115 LOG(log_warning, logtype_afpd, "check_access: afp_access not supported for groups");
1116 EC_STATUS(AFPERR_MISC);
1120 LOG(log_warning, logtype_afpd, "check_access: local UUID");
1121 EC_STATUS(AFPERR_MISC);
1125 EC_NULL_LOG_ERR(pwd = getpwnam(username), AFPERR_MISC);
1127 #ifdef HAVE_SOLARIS_ACLS
1128 EC_ZERO_LOG(solaris_acl_rights(path, &st, pwd, &allowed_rights));
1130 #ifdef HAVE_POSIX_ACLS
1131 EC_ZERO_LOG(posix_acl_rights(path, &st, pwd, &allowed_rights));
1134 LOG(log_debug, logtype_afpd, "allowed rights: 0x%08x", allowed_rights);
1137 * The DARWIN_ACE_DELETE right might implicitly result from write acces to the parent
1138 * directory. As it seems the 10.6 AFP client is puzzled when this right is not
1139 * allowed where a delete would succeed because the parent dir gives write perms.
1140 * So we check the parent dir for write access and set the right accordingly.
1141 * Currentyl acl2ownermode calls us with dir = NULL, because it doesn't make sense
1142 * there to do this extra check -- afaict.
1144 if (vol && dir && (requested_rights & DARWIN_ACE_DELETE)) {
1146 uint32_t parent_rights = 0;
1148 if (dir->d_did == DIRDID_ROOT_PARENT) {
1149 /* use volume path */
1150 EC_NULL_LOG_ERR(parent = bfromcstr(vol->v_path), AFPERR_MISC);
1152 /* build path for parent */
1153 EC_NULL_LOG_ERR(parent = bstrcpy(dir->d_fullpath), AFPERR_MISC);
1154 EC_ZERO_LOG_ERR(bconchar(parent, '/'), AFPERR_MISC);
1155 EC_ZERO_LOG_ERR(bcatcstr(parent, path), AFPERR_MISC);
1156 EC_NEG1_LOG_ERR(i = bstrrchr(parent, '/'), AFPERR_MISC);
1157 EC_ZERO_LOG_ERR(binsertch(parent, i, 1, 0), AFPERR_MISC);
1160 LOG(log_debug, logtype_afpd,"parent: %s", cfrombstr(parent));
1161 EC_ZERO_LOG_ERR(lstat(cfrombstr(parent), &st), AFPERR_MISC);
1163 #ifdef HAVE_SOLARIS_ACLS
1164 EC_ZERO_LOG(solaris_acl_rights(cfrombstr(parent), &st, pwd, &parent_rights));
1166 #ifdef HAVE_POSIX_ACLS
1167 EC_ZERO_LOG(posix_acl_rights(path, &st, pwd, &allowed_rights));
1169 if (parent_rights & (DARWIN_ACE_WRITE_DATA | DARWIN_ACE_DELETE_CHILD))
1170 allowed_rights |= DARWIN_ACE_DELETE; /* man, that was a lot of work! */
1173 if ((requested_rights & allowed_rights) != requested_rights) {
1174 LOG(log_debug, logtype_afpd, "some requested right wasn't allowed: 0x%08x / 0x%08x",
1175 requested_rights, allowed_rights);
1176 EC_STATUS(AFPERR_ACCESS);
1178 LOG(log_debug, logtype_afpd, "all requested rights are allowed: 0x%08x",
1184 if (username) free(username);
1185 if (parent) bdestroy(parent);
1190 /********************************************************
1192 ********************************************************/
1194 int afp_access(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1199 uint32_t did, darwin_ace_rights;
1201 struct path *s_path;
1207 memcpy(&vid, ibuf, sizeof( vid ));
1208 ibuf += sizeof(vid);
1209 if (NULL == ( vol = getvolbyvid( vid ))) {
1210 LOG(log_error, logtype_afpd, "afp_access: error getting volid:%d", vid);
1211 return AFPERR_NOOBJ;
1214 memcpy(&did, ibuf, sizeof( did ));
1215 ibuf += sizeof( did );
1216 if (NULL == ( dir = dirlookup( vol, did ))) {
1217 LOG(log_error, logtype_afpd, "afp_access: error getting did:%d", did);
1224 /* Store UUID address */
1225 uuid = (uuidp_t)ibuf;
1226 ibuf += UUID_BINSIZE;
1228 /* Store ACE rights */
1229 memcpy(&darwin_ace_rights, ibuf, 4);
1230 darwin_ace_rights = ntohl(darwin_ace_rights);
1233 /* get full path and handle file/dir subtleties in netatalk code*/
1234 if (NULL == ( s_path = cname( vol, dir, &ibuf ))) {
1235 LOG(log_error, logtype_afpd, "afp_getacl: cname got an error!");
1236 return AFPERR_NOOBJ;
1238 if (!s_path->st_valid)
1239 of_statdir(vol, s_path);
1240 if ( s_path->st_errno != 0 ) {
1241 LOG(log_error, logtype_afpd, "afp_getacl: cant stat");
1242 return AFPERR_NOOBJ;
1245 ret = check_acl_access(vol, dir, s_path->u_name, uuid, darwin_ace_rights);
1250 int afp_getacl(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1256 uint16_t vid, bitmap;
1257 struct path *s_path;
1261 LOG(log_debug9, logtype_afpd, "afp_getacl: BEGIN");
1265 memcpy(&vid, ibuf, sizeof( vid ));
1266 ibuf += sizeof(vid);
1267 if (NULL == ( vol = getvolbyvid( vid ))) {
1268 LOG(log_error, logtype_afpd, "afp_getacl: error getting volid:%d", vid);
1269 return AFPERR_NOOBJ;
1272 memcpy(&did, ibuf, sizeof( did ));
1273 ibuf += sizeof( did );
1274 if (NULL == ( dir = dirlookup( vol, did ))) {
1275 LOG(log_error, logtype_afpd, "afp_getacl: error getting did:%d", did);
1279 memcpy(&bitmap, ibuf, sizeof( bitmap ));
1280 memcpy(rbuf, ibuf, sizeof( bitmap ));
1281 bitmap = ntohs( bitmap );
1282 ibuf += sizeof( bitmap );
1283 rbuf += sizeof( bitmap );
1284 *rbuflen += sizeof( bitmap );
1286 /* skip maxreplysize */
1289 /* get full path and handle file/dir subtleties in netatalk code*/
1290 if (NULL == ( s_path = cname( vol, dir, &ibuf ))) {
1291 LOG(log_error, logtype_afpd, "afp_getacl: cname got an error!");
1292 return AFPERR_NOOBJ;
1294 if (!s_path->st_valid)
1295 of_statdir(vol, s_path);
1296 if ( s_path->st_errno != 0 ) {
1297 LOG(log_error, logtype_afpd, "afp_getacl: cant stat");
1298 return AFPERR_NOOBJ;
1301 /* Shall we return owner UUID ? */
1302 if (bitmap & kFileSec_UUID) {
1303 LOG(log_debug, logtype_afpd, "afp_getacl: client requested files owner user UUID");
1304 if (NULL == (pw = getpwuid(s_path->st.st_uid)))
1306 LOG(log_debug, logtype_afpd, "afp_getacl: got uid: %d, name: %s", s_path->st.st_uid, pw->pw_name);
1307 if ((ret = getuuidfromname(pw->pw_name, UUID_USER, rbuf)) != 0)
1309 rbuf += UUID_BINSIZE;
1310 *rbuflen += UUID_BINSIZE;
1313 /* Shall we return group UUID ? */
1314 if (bitmap & kFileSec_GRPUUID) {
1315 LOG(log_debug, logtype_afpd, "afp_getacl: client requested files owner group UUID");
1316 if (NULL == (gr = getgrgid(s_path->st.st_gid)))
1318 LOG(log_debug, logtype_afpd, "afp_getacl: got gid: %d, name: %s", s_path->st.st_gid, gr->gr_name);
1319 if ((ret = getuuidfromname(gr->gr_name, UUID_GROUP, rbuf)) != 0)
1321 rbuf += UUID_BINSIZE;
1322 *rbuflen += UUID_BINSIZE;
1325 /* Shall we return ACL ? */
1326 if (bitmap & kFileSec_ACL) {
1327 LOG(log_debug, logtype_afpd, "afp_getacl: client requested files ACL");
1328 if (get_and_map_acl(s_path->u_name, rbuf, rbuflen) != 0) {
1329 LOG(log_error, logtype_afpd, "afp_getacl(\"%s/%s\"): mapping error",
1330 getcwdpath(), s_path->u_name);
1335 LOG(log_debug9, logtype_afpd, "afp_getacl: END");
1339 int afp_setacl(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1345 uint16_t vid, bitmap;
1346 struct path *s_path;
1348 LOG(log_debug9, logtype_afpd, "afp_setacl: BEGIN");
1352 memcpy(&vid, ibuf, sizeof( vid ));
1353 ibuf += sizeof(vid);
1354 if (NULL == ( vol = getvolbyvid( vid ))) {
1355 LOG(log_error, logtype_afpd, "afp_setacl: error getting volid:%d", vid);
1356 return AFPERR_NOOBJ;
1359 memcpy(&did, ibuf, sizeof( did ));
1360 ibuf += sizeof( did );
1361 if (NULL == ( dir = dirlookup( vol, did ))) {
1362 LOG(log_error, logtype_afpd, "afp_setacl: error getting did:%d", did);
1366 memcpy(&bitmap, ibuf, sizeof( bitmap ));
1367 bitmap = ntohs( bitmap );
1368 ibuf += sizeof( bitmap );
1370 /* get full path and handle file/dir subtleties in netatalk code*/
1371 if (NULL == ( s_path = cname( vol, dir, &ibuf ))) {
1372 LOG(log_error, logtype_afpd, "afp_setacl: cname got an error!");
1373 return AFPERR_NOOBJ;
1375 if (!s_path->st_valid)
1376 of_statdir(vol, s_path);
1377 if ( s_path->st_errno != 0 ) {
1378 LOG(log_error, logtype_afpd, "afp_setacl: cant stat");
1379 return AFPERR_NOOBJ;
1381 LOG(log_debug, logtype_afpd, "afp_setacl: unixname: %s", s_path->u_name);
1384 if ((unsigned long)ibuf & 1)
1387 /* Start processing request */
1389 /* Change owner: dont even try */
1390 if (bitmap & kFileSec_UUID) {
1391 LOG(log_note, logtype_afpd, "afp_setacl: change owner request, discarded");
1392 ret = AFPERR_ACCESS;
1393 ibuf += UUID_BINSIZE;
1396 /* Change group: certain changes might be allowed, so try it. FIXME: not implemented yet. */
1397 if (bitmap & kFileSec_UUID) {
1398 LOG(log_note, logtype_afpd, "afp_setacl: change group request, not supported");
1400 ibuf += UUID_BINSIZE;
1404 if (bitmap & kFileSec_REMOVEACL) {
1405 LOG(log_debug, logtype_afpd, "afp_setacl: Remove ACL request.");
1406 if ((ret = remove_acl(vol, s_path->u_name, S_ISDIR(s_path->st.st_mode))) != AFP_OK)
1407 LOG(log_error, logtype_afpd, "afp_setacl: error from remove_acl");
1411 if (bitmap & kFileSec_ACL) {
1412 LOG(log_debug, logtype_afpd, "afp_setacl: Change ACL request.");
1413 /* Get no of ACEs the client put on the wire */
1415 memcpy(&ace_count, ibuf, sizeof(uint32_t));
1416 ace_count = htonl(ace_count);
1417 ibuf += 8; /* skip ACL flags (see acls.h) */
1421 (bitmap & kFileSec_Inherit),
1422 (darwin_ace_t *)ibuf,
1427 LOG(log_warning, logtype_afpd, "afp_setacl(\"%s/%s\"): error",
1428 getcwdpath(), s_path->u_name);
1433 LOG(log_debug9, logtype_afpd, "afp_setacl: END");
1438 * map ACL to user maccess
1440 * This is the magic function that makes ACLs usable by calculating
1441 * the access granted by ACEs to the logged in user.
1443 int acltoownermode(char *path, struct stat *st, uid_t uid, struct maccess *ma)
1447 uint32_t rights = 0;
1449 if ( ! (AFPobj->options.flags & OPTION_ACL2MACCESS)
1450 || (current_vol == NULL)
1451 || ! (current_vol->v_flags & AFPVOL_ACLS))
1454 LOG(log_maxdebug, logtype_afpd, "acltoownermode(\"%s/%s\", 0x%02x)",
1455 getcwdpath(), path, ma->ma_user);
1457 EC_NULL_LOG(pw = getpwuid(uid));
1459 #ifdef HAVE_SOLARIS_ACLS
1460 EC_ZERO_LOG(solaris_acl_rights(path, st, pw, &rights));
1462 #ifdef HAVE_POSIX_ACLS
1463 EC_ZERO_LOG(posix_acl_rights(path, st, pw, &rights));
1466 LOG(log_maxdebug, logtype_afpd, "rights: 0x%08x", rights);
1468 if (rights & DARWIN_ACE_READ_DATA)
1469 ma->ma_user |= AR_UREAD;
1470 if (rights & DARWIN_ACE_WRITE_DATA)
1471 ma->ma_user |= AR_UWRITE;
1472 if (rights & (DARWIN_ACE_EXECUTE | DARWIN_ACE_SEARCH))
1473 ma->ma_user |= AR_USEARCH;
1475 LOG(log_maxdebug, logtype_afpd, "resulting user maccess: 0x%02x", ma->ma_user);