1515d7c92SRobert Watson /*- 26394f703SRobert Watson * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson 3515d7c92SRobert Watson * All rights reserved. 4515d7c92SRobert Watson * 56394f703SRobert Watson * This software was developed by Robert Watson for the TrustedBSD Project. 66394f703SRobert Watson * 7515d7c92SRobert Watson * Redistribution and use in source and binary forms, with or without 8515d7c92SRobert Watson * modification, are permitted provided that the following conditions 9515d7c92SRobert Watson * are met: 10515d7c92SRobert Watson * 1. Redistributions of source code must retain the above copyright 11515d7c92SRobert Watson * notice, this list of conditions and the following disclaimer. 12515d7c92SRobert Watson * 2. Redistributions in binary form must reproduce the above copyright 13515d7c92SRobert Watson * notice, this list of conditions and the following disclaimer in the 14515d7c92SRobert Watson * documentation and/or other materials provided with the distribution. 15515d7c92SRobert Watson * 16515d7c92SRobert Watson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17515d7c92SRobert Watson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18515d7c92SRobert Watson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19515d7c92SRobert Watson * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20515d7c92SRobert Watson * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21515d7c92SRobert Watson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22515d7c92SRobert Watson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23515d7c92SRobert Watson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24515d7c92SRobert Watson * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25515d7c92SRobert Watson * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26515d7c92SRobert Watson * SUCH DAMAGE. 27515d7c92SRobert Watson */ 28515d7c92SRobert Watson /* 29515d7c92SRobert Watson * acl_set_file -- set a file/directory ACL by name 30515d7c92SRobert Watson */ 31515d7c92SRobert Watson 32333fc21eSDavid E. O'Brien #include <sys/cdefs.h> 33333fc21eSDavid E. O'Brien __FBSDID("$FreeBSD$"); 34333fc21eSDavid E. O'Brien 35515d7c92SRobert Watson #include <sys/types.h> 367bd44e92SThomas Moestl #include "namespace.h" 37515d7c92SRobert Watson #include <sys/acl.h> 387bd44e92SThomas Moestl #include "un-namespace.h" 394bf60dfaSChris D. Faulhaber 40515d7c92SRobert Watson #include <errno.h> 414bf60dfaSChris D. Faulhaber #include <stdlib.h> 424bf60dfaSChris D. Faulhaber #include <string.h> 43515d7c92SRobert Watson 44515d7c92SRobert Watson #include "acl_support.h" 45515d7c92SRobert Watson 46515d7c92SRobert Watson /* 47515d7c92SRobert Watson * For POSIX.1e-semantic ACLs, do a presort so the kernel doesn't have to 48515d7c92SRobert Watson * (the POSIX.1e semantic code will reject unsorted ACL submission). If it's 49515d7c92SRobert Watson * not a semantic that the library knows about, just submit it flat and 50515d7c92SRobert Watson * assume the caller knows what they're up to. 51515d7c92SRobert Watson */ 52515d7c92SRobert Watson int 53515d7c92SRobert Watson acl_set_file(const char *path_p, acl_type_t type, acl_t acl) 54515d7c92SRobert Watson { 55515d7c92SRobert Watson int error; 56515d7c92SRobert Watson 57e146d0bcSChris D. Faulhaber if (acl == NULL || path_p == NULL) { 58e146d0bcSChris D. Faulhaber errno = EINVAL; 59e146d0bcSChris D. Faulhaber return (-1); 60e146d0bcSChris D. Faulhaber } 61ae1add4eSEdward Tomasz Napierala type = _acl_type_unold(type); 622de14c39SRobert Watson if (_posix1e_acl(acl, type)) { 632de14c39SRobert Watson error = _posix1e_acl_sort(acl); 64515d7c92SRobert Watson if (error) { 65515d7c92SRobert Watson errno = error; 66515d7c92SRobert Watson return (-1); 67515d7c92SRobert Watson } 68515d7c92SRobert Watson } 69515d7c92SRobert Watson 700f626307SChris D. Faulhaber acl->ats_cur_entry = 0; 710f626307SChris D. Faulhaber 720f626307SChris D. Faulhaber return (__acl_set_file(path_p, type, &acl->ats_acl)); 73515d7c92SRobert Watson } 74515d7c92SRobert Watson 75515d7c92SRobert Watson int 766394f703SRobert Watson acl_set_link_np(const char *path_p, acl_type_t type, acl_t acl) 776394f703SRobert Watson { 786394f703SRobert Watson int error; 796394f703SRobert Watson 806394f703SRobert Watson if (acl == NULL || path_p == NULL) { 816394f703SRobert Watson errno = EINVAL; 826394f703SRobert Watson return (-1); 836394f703SRobert Watson } 84ae1add4eSEdward Tomasz Napierala type = _acl_type_unold(type); 856394f703SRobert Watson if (_posix1e_acl(acl, type)) { 866394f703SRobert Watson error = _posix1e_acl_sort(acl); 876394f703SRobert Watson if (error) { 886394f703SRobert Watson errno = error; 896394f703SRobert Watson return (-1); 906394f703SRobert Watson } 916394f703SRobert Watson } 926394f703SRobert Watson 936394f703SRobert Watson acl->ats_cur_entry = 0; 946394f703SRobert Watson 956394f703SRobert Watson return (__acl_set_link(path_p, type, &acl->ats_acl)); 966394f703SRobert Watson } 976394f703SRobert Watson 986394f703SRobert Watson int 998f45e8c0SRobert Watson acl_set_fd(int fd, acl_t acl) 100515d7c92SRobert Watson { 101515d7c92SRobert Watson int error; 102515d7c92SRobert Watson 1032de14c39SRobert Watson error = _posix1e_acl_sort(acl); 1048f45e8c0SRobert Watson if (error) { 1058f45e8c0SRobert Watson errno = error; 1068f45e8c0SRobert Watson return(-1); 1078f45e8c0SRobert Watson } 1088f45e8c0SRobert Watson 1090f626307SChris D. Faulhaber acl->ats_cur_entry = 0; 1100f626307SChris D. Faulhaber 1110f626307SChris D. Faulhaber return (___acl_set_fd(fd, ACL_TYPE_ACCESS, &acl->ats_acl)); 1128f45e8c0SRobert Watson } 1138f45e8c0SRobert Watson 1148f45e8c0SRobert Watson int 1158f45e8c0SRobert Watson acl_set_fd_np(int fd, acl_t acl, acl_type_t type) 1168f45e8c0SRobert Watson { 1178f45e8c0SRobert Watson int error; 1188f45e8c0SRobert Watson 119ae1add4eSEdward Tomasz Napierala type = _acl_type_unold(type); 1202de14c39SRobert Watson if (_posix1e_acl(acl, type)) { 1212de14c39SRobert Watson error = _posix1e_acl_sort(acl); 122515d7c92SRobert Watson if (error) { 123515d7c92SRobert Watson errno = error; 124515d7c92SRobert Watson return (-1); 125515d7c92SRobert Watson } 126515d7c92SRobert Watson } 127515d7c92SRobert Watson 1280f626307SChris D. Faulhaber acl->ats_cur_entry = 0; 1290f626307SChris D. Faulhaber 1300f626307SChris D. Faulhaber return (___acl_set_fd(fd, type, &acl->ats_acl)); 131515d7c92SRobert Watson } 1324bf60dfaSChris D. Faulhaber 1334bf60dfaSChris D. Faulhaber /* 1340f626307SChris D. Faulhaber * acl_set_permset() (23.4.23): sets the permissions of ACL entry entry_d 1354bf60dfaSChris D. Faulhaber * with the permissions in permset_d 1364bf60dfaSChris D. Faulhaber */ 1374bf60dfaSChris D. Faulhaber int 1384bf60dfaSChris D. Faulhaber acl_set_permset(acl_entry_t entry_d, acl_permset_t permset_d) 1394bf60dfaSChris D. Faulhaber { 1404bf60dfaSChris D. Faulhaber 1414bf60dfaSChris D. Faulhaber if (!entry_d) { 1424bf60dfaSChris D. Faulhaber errno = EINVAL; 1439fd46b02SChris D. Faulhaber return (-1); 1444bf60dfaSChris D. Faulhaber } 1454bf60dfaSChris D. Faulhaber 1464bf60dfaSChris D. Faulhaber entry_d->ae_perm = *permset_d; 1474bf60dfaSChris D. Faulhaber 1489fd46b02SChris D. Faulhaber return (0); 1494bf60dfaSChris D. Faulhaber } 1504bf60dfaSChris D. Faulhaber 1514bf60dfaSChris D. Faulhaber /* 1524bf60dfaSChris D. Faulhaber * acl_set_qualifier() sets the qualifier (ae_id) of the tag for 1534bf60dfaSChris D. Faulhaber * ACL entry entry_d to the value referred to by tag_qualifier_p 1544bf60dfaSChris D. Faulhaber */ 1554bf60dfaSChris D. Faulhaber int 1564bf60dfaSChris D. Faulhaber acl_set_qualifier(acl_entry_t entry_d, const void *tag_qualifier_p) 1574bf60dfaSChris D. Faulhaber { 1584bf60dfaSChris D. Faulhaber if (!entry_d || !tag_qualifier_p) { 1594bf60dfaSChris D. Faulhaber errno = EINVAL; 1609fd46b02SChris D. Faulhaber return (-1); 1614bf60dfaSChris D. Faulhaber } 1624bf60dfaSChris D. Faulhaber 1634bf60dfaSChris D. Faulhaber switch(entry_d->ae_tag) { 1644bf60dfaSChris D. Faulhaber case ACL_USER: 1654bf60dfaSChris D. Faulhaber case ACL_GROUP: 166d5675fffSChris D. Faulhaber entry_d->ae_id = *(uid_t *)tag_qualifier_p; 1674bf60dfaSChris D. Faulhaber break; 1684bf60dfaSChris D. Faulhaber default: 1694bf60dfaSChris D. Faulhaber errno = EINVAL; 1709fd46b02SChris D. Faulhaber return (-1); 1714bf60dfaSChris D. Faulhaber } 1724bf60dfaSChris D. Faulhaber 1739fd46b02SChris D. Faulhaber return (0); 1744bf60dfaSChris D. Faulhaber } 1754bf60dfaSChris D. Faulhaber 1764bf60dfaSChris D. Faulhaber /* 1774bf60dfaSChris D. Faulhaber * acl_set_tag_type() sets the tag type for ACL entry entry_d to the 1784bf60dfaSChris D. Faulhaber * value of tag_type 1794bf60dfaSChris D. Faulhaber */ 1804bf60dfaSChris D. Faulhaber int 1814bf60dfaSChris D. Faulhaber acl_set_tag_type(acl_entry_t entry_d, acl_tag_t tag_type) 1824bf60dfaSChris D. Faulhaber { 1834bf60dfaSChris D. Faulhaber 1849fd46b02SChris D. Faulhaber if (entry_d == NULL) { 1854bf60dfaSChris D. Faulhaber errno = EINVAL; 1869fd46b02SChris D. Faulhaber return (-1); 1874bf60dfaSChris D. Faulhaber } 1884bf60dfaSChris D. Faulhaber 1894bf60dfaSChris D. Faulhaber switch(tag_type) { 1904bf60dfaSChris D. Faulhaber case ACL_USER_OBJ: 1914bf60dfaSChris D. Faulhaber case ACL_USER: 1924bf60dfaSChris D. Faulhaber case ACL_GROUP_OBJ: 1934bf60dfaSChris D. Faulhaber case ACL_GROUP: 1944bf60dfaSChris D. Faulhaber case ACL_MASK: 1954bf60dfaSChris D. Faulhaber case ACL_OTHER: 1964bf60dfaSChris D. Faulhaber entry_d->ae_tag = tag_type; 1979fd46b02SChris D. Faulhaber return (0); 1984bf60dfaSChris D. Faulhaber } 1994bf60dfaSChris D. Faulhaber 2004bf60dfaSChris D. Faulhaber errno = EINVAL; 2019fd46b02SChris D. Faulhaber return (-1); 2024bf60dfaSChris D. Faulhaber } 203