1515d7c92SRobert Watson /*- 22de14c39SRobert Watson * Copyright (c) 1999, 2000, 2001 Robert N. M. Watson 3515d7c92SRobert Watson * All rights reserved. 4515d7c92SRobert Watson * 5515d7c92SRobert Watson * Redistribution and use in source and binary forms, with or without 6515d7c92SRobert Watson * modification, are permitted provided that the following conditions 7515d7c92SRobert Watson * are met: 8515d7c92SRobert Watson * 1. Redistributions of source code must retain the above copyright 9515d7c92SRobert Watson * notice, this list of conditions and the following disclaimer. 10515d7c92SRobert Watson * 2. Redistributions in binary form must reproduce the above copyright 11515d7c92SRobert Watson * notice, this list of conditions and the following disclaimer in the 12515d7c92SRobert Watson * documentation and/or other materials provided with the distribution. 13515d7c92SRobert Watson * 14515d7c92SRobert Watson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15515d7c92SRobert Watson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16515d7c92SRobert Watson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17515d7c92SRobert Watson * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18515d7c92SRobert Watson * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19515d7c92SRobert Watson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20515d7c92SRobert Watson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21515d7c92SRobert Watson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22515d7c92SRobert Watson * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23515d7c92SRobert Watson * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24515d7c92SRobert Watson * SUCH DAMAGE. 25515d7c92SRobert Watson * 26515d7c92SRobert Watson * $FreeBSD$ 27515d7c92SRobert Watson */ 28515d7c92SRobert Watson /* 29515d7c92SRobert Watson * acl_set_file -- set a file/directory ACL by name 30515d7c92SRobert Watson */ 31515d7c92SRobert Watson 32515d7c92SRobert Watson #include <sys/types.h> 33515d7c92SRobert Watson #include <sys/acl.h> 344bf60dfaSChris D. Faulhaber 35515d7c92SRobert Watson #include <errno.h> 364bf60dfaSChris D. Faulhaber #include <stdlib.h> 374bf60dfaSChris D. Faulhaber #include <string.h> 38515d7c92SRobert Watson 39515d7c92SRobert Watson #include "acl_support.h" 40515d7c92SRobert Watson 41515d7c92SRobert Watson /* 42515d7c92SRobert Watson * For POSIX.1e-semantic ACLs, do a presort so the kernel doesn't have to 43515d7c92SRobert Watson * (the POSIX.1e semantic code will reject unsorted ACL submission). If it's 44515d7c92SRobert Watson * not a semantic that the library knows about, just submit it flat and 45515d7c92SRobert Watson * assume the caller knows what they're up to. 46515d7c92SRobert Watson */ 47515d7c92SRobert Watson int 48515d7c92SRobert Watson acl_set_file(const char *path_p, acl_type_t type, acl_t acl) 49515d7c92SRobert Watson { 50515d7c92SRobert Watson int error; 51515d7c92SRobert Watson 522de14c39SRobert Watson if (_posix1e_acl(acl, type)) { 532de14c39SRobert Watson error = _posix1e_acl_sort(acl); 54515d7c92SRobert Watson if (error) { 55515d7c92SRobert Watson errno = error; 56515d7c92SRobert Watson return (-1); 57515d7c92SRobert Watson } 58515d7c92SRobert Watson } 59515d7c92SRobert Watson 60d3352316SRobert Watson return (__acl_set_file(path_p, type, acl)); 61515d7c92SRobert Watson } 62515d7c92SRobert Watson 63515d7c92SRobert Watson int 648f45e8c0SRobert Watson acl_set_fd(int fd, acl_t acl) 65515d7c92SRobert Watson { 66515d7c92SRobert Watson int error; 67515d7c92SRobert Watson 682de14c39SRobert Watson error = _posix1e_acl_sort(acl); 698f45e8c0SRobert Watson if (error) { 708f45e8c0SRobert Watson errno = error; 718f45e8c0SRobert Watson return(-1); 728f45e8c0SRobert Watson } 738f45e8c0SRobert Watson 748f45e8c0SRobert Watson return (__acl_set_fd(fd, ACL_TYPE_ACCESS, acl)); 758f45e8c0SRobert Watson } 768f45e8c0SRobert Watson 778f45e8c0SRobert Watson int 788f45e8c0SRobert Watson acl_set_fd_np(int fd, acl_t acl, acl_type_t type) 798f45e8c0SRobert Watson { 808f45e8c0SRobert Watson int error; 818f45e8c0SRobert Watson 822de14c39SRobert Watson if (_posix1e_acl(acl, type)) { 832de14c39SRobert Watson error = _posix1e_acl_sort(acl); 84515d7c92SRobert Watson if (error) { 85515d7c92SRobert Watson errno = error; 86515d7c92SRobert Watson return (-1); 87515d7c92SRobert Watson } 88515d7c92SRobert Watson } 89515d7c92SRobert Watson 90d3352316SRobert Watson return (__acl_set_fd(fd, type, acl)); 91515d7c92SRobert Watson } 924bf60dfaSChris D. Faulhaber 934bf60dfaSChris D. Faulhaber /* 944bf60dfaSChris D. Faulhaber * acl_set_permset() sets the permissions of ACL entry entry_d 954bf60dfaSChris D. Faulhaber * with the permissions in permset_d 964bf60dfaSChris D. Faulhaber */ 974bf60dfaSChris D. Faulhaber int 984bf60dfaSChris D. Faulhaber acl_set_permset(acl_entry_t entry_d, acl_permset_t permset_d) 994bf60dfaSChris D. Faulhaber { 1004bf60dfaSChris D. Faulhaber 1014bf60dfaSChris D. Faulhaber if (!entry_d) { 1024bf60dfaSChris D. Faulhaber errno = EINVAL; 1034bf60dfaSChris D. Faulhaber return -1; 1044bf60dfaSChris D. Faulhaber } 1054bf60dfaSChris D. Faulhaber 1064bf60dfaSChris D. Faulhaber entry_d->ae_perm = *permset_d; 1074bf60dfaSChris D. Faulhaber 1084bf60dfaSChris D. Faulhaber return 0; 1094bf60dfaSChris D. Faulhaber } 1104bf60dfaSChris D. Faulhaber 1114bf60dfaSChris D. Faulhaber /* 1124bf60dfaSChris D. Faulhaber * acl_set_qualifier() sets the qualifier (ae_id) of the tag for 1134bf60dfaSChris D. Faulhaber * ACL entry entry_d to the value referred to by tag_qualifier_p 1144bf60dfaSChris D. Faulhaber */ 1154bf60dfaSChris D. Faulhaber int 1164bf60dfaSChris D. Faulhaber acl_set_qualifier(acl_entry_t entry_d, const void *tag_qualifier_p) 1174bf60dfaSChris D. Faulhaber { 1184bf60dfaSChris D. Faulhaber if (!entry_d || !tag_qualifier_p) { 1194bf60dfaSChris D. Faulhaber errno = EINVAL; 1204bf60dfaSChris D. Faulhaber return -1; 1214bf60dfaSChris D. Faulhaber } 1224bf60dfaSChris D. Faulhaber 1234bf60dfaSChris D. Faulhaber switch(entry_d->ae_tag) { 1244bf60dfaSChris D. Faulhaber case ACL_USER: 1254bf60dfaSChris D. Faulhaber case ACL_GROUP: 1264bf60dfaSChris D. Faulhaber entry_d->ae_id = (uid_t)tag_qualifier_p; 1274bf60dfaSChris D. Faulhaber break; 1284bf60dfaSChris D. Faulhaber default: 1294bf60dfaSChris D. Faulhaber errno = EINVAL; 1304bf60dfaSChris D. Faulhaber return -1; 1314bf60dfaSChris D. Faulhaber } 1324bf60dfaSChris D. Faulhaber 1334bf60dfaSChris D. Faulhaber return 0; 1344bf60dfaSChris D. Faulhaber } 1354bf60dfaSChris D. Faulhaber 1364bf60dfaSChris D. Faulhaber /* 1374bf60dfaSChris D. Faulhaber * acl_set_tag_type() sets the tag type for ACL entry entry_d to the 1384bf60dfaSChris D. Faulhaber * value of tag_type 1394bf60dfaSChris D. Faulhaber */ 1404bf60dfaSChris D. Faulhaber int 1414bf60dfaSChris D. Faulhaber acl_set_tag_type(acl_entry_t entry_d, acl_tag_t tag_type) 1424bf60dfaSChris D. Faulhaber { 1434bf60dfaSChris D. Faulhaber 1444bf60dfaSChris D. Faulhaber if (!entry_d) { 1454bf60dfaSChris D. Faulhaber errno = EINVAL; 1464bf60dfaSChris D. Faulhaber return -1; 1474bf60dfaSChris D. Faulhaber } 1484bf60dfaSChris D. Faulhaber 1494bf60dfaSChris D. Faulhaber switch(tag_type) { 1504bf60dfaSChris D. Faulhaber case ACL_USER_OBJ: 1514bf60dfaSChris D. Faulhaber case ACL_USER: 1524bf60dfaSChris D. Faulhaber case ACL_GROUP_OBJ: 1534bf60dfaSChris D. Faulhaber case ACL_GROUP: 1544bf60dfaSChris D. Faulhaber case ACL_MASK: 1554bf60dfaSChris D. Faulhaber case ACL_OTHER: 1564bf60dfaSChris D. Faulhaber entry_d->ae_tag = tag_type; 1574bf60dfaSChris D. Faulhaber return 0; 1584bf60dfaSChris D. Faulhaber } 1594bf60dfaSChris D. Faulhaber 1604bf60dfaSChris D. Faulhaber errno = EINVAL; 1614bf60dfaSChris D. Faulhaber return -1; 1624bf60dfaSChris D. Faulhaber } 163