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https://github.com/cmclark00/retro-imager.git
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Qt/QML edition
This commit is contained in:
Floris Bos
commit
d7b361ba44
2168 changed files with 721948 additions and 0 deletions
702
dependencies/libarchive-3.4.2/libarchive/archive_disk_acl_freebsd.c
vendored
Normal file
702
dependencies/libarchive-3.4.2/libarchive/archive_disk_acl_freebsd.c
vendored
Normal file
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@ -0,0 +1,702 @@
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/*-
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||||
* Copyright (c) 2003-2009 Tim Kientzle
|
||||
* Copyright (c) 2010-2012 Michihiro NAKAJIMA
|
||||
* Copyright (c) 2017 Martin Matuska
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||||
* All rights reserved.
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||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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||||
*/
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#include "archive_platform.h"
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#if ARCHIVE_ACL_FREEBSD
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#ifdef HAVE_ERRNO_H
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#include <errno.h>
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#endif
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||||
#ifdef HAVE_FCNTL_H
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#include <fcntl.h>
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#endif
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_ACL_H
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#define _ACL_PRIVATE /* For debugging */
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#include <sys/acl.h>
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#endif
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#include "archive_entry.h"
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#include "archive_private.h"
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#include "archive_read_disk_private.h"
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#include "archive_write_disk_private.h"
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typedef struct {
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const int a_perm; /* Libarchive permission or flag */
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const int p_perm; /* Platform permission or flag */
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} acl_perm_map_t;
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static const acl_perm_map_t acl_posix_perm_map[] = {
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{ARCHIVE_ENTRY_ACL_EXECUTE, ACL_EXECUTE},
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{ARCHIVE_ENTRY_ACL_WRITE, ACL_WRITE},
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{ARCHIVE_ENTRY_ACL_READ, ACL_READ},
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};
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static const int acl_posix_perm_map_size =
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(int)(sizeof(acl_posix_perm_map)/sizeof(acl_posix_perm_map[0]));
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#if ARCHIVE_ACL_FREEBSD_NFS4
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static const acl_perm_map_t acl_nfs4_perm_map[] = {
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{ARCHIVE_ENTRY_ACL_EXECUTE, ACL_EXECUTE},
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{ARCHIVE_ENTRY_ACL_READ_DATA, ACL_READ_DATA},
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{ARCHIVE_ENTRY_ACL_LIST_DIRECTORY, ACL_LIST_DIRECTORY},
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{ARCHIVE_ENTRY_ACL_WRITE_DATA, ACL_WRITE_DATA},
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{ARCHIVE_ENTRY_ACL_ADD_FILE, ACL_ADD_FILE},
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{ARCHIVE_ENTRY_ACL_APPEND_DATA, ACL_APPEND_DATA},
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{ARCHIVE_ENTRY_ACL_ADD_SUBDIRECTORY, ACL_ADD_SUBDIRECTORY},
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{ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS, ACL_READ_NAMED_ATTRS},
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{ARCHIVE_ENTRY_ACL_WRITE_NAMED_ATTRS, ACL_WRITE_NAMED_ATTRS},
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{ARCHIVE_ENTRY_ACL_DELETE_CHILD, ACL_DELETE_CHILD},
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{ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES, ACL_READ_ATTRIBUTES},
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{ARCHIVE_ENTRY_ACL_WRITE_ATTRIBUTES, ACL_WRITE_ATTRIBUTES},
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{ARCHIVE_ENTRY_ACL_DELETE, ACL_DELETE},
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{ARCHIVE_ENTRY_ACL_READ_ACL, ACL_READ_ACL},
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{ARCHIVE_ENTRY_ACL_WRITE_ACL, ACL_WRITE_ACL},
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{ARCHIVE_ENTRY_ACL_WRITE_OWNER, ACL_WRITE_OWNER},
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{ARCHIVE_ENTRY_ACL_SYNCHRONIZE, ACL_SYNCHRONIZE}
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};
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static const int acl_nfs4_perm_map_size =
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(int)(sizeof(acl_nfs4_perm_map)/sizeof(acl_nfs4_perm_map[0]));
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static const acl_perm_map_t acl_nfs4_flag_map[] = {
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{ARCHIVE_ENTRY_ACL_ENTRY_FILE_INHERIT, ACL_ENTRY_FILE_INHERIT},
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{ARCHIVE_ENTRY_ACL_ENTRY_DIRECTORY_INHERIT, ACL_ENTRY_DIRECTORY_INHERIT},
|
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{ARCHIVE_ENTRY_ACL_ENTRY_NO_PROPAGATE_INHERIT, ACL_ENTRY_NO_PROPAGATE_INHERIT},
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{ARCHIVE_ENTRY_ACL_ENTRY_INHERIT_ONLY, ACL_ENTRY_INHERIT_ONLY},
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{ARCHIVE_ENTRY_ACL_ENTRY_SUCCESSFUL_ACCESS, ACL_ENTRY_SUCCESSFUL_ACCESS},
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{ARCHIVE_ENTRY_ACL_ENTRY_FAILED_ACCESS, ACL_ENTRY_FAILED_ACCESS},
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#ifdef ACL_ENTRY_INHERITED
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{ARCHIVE_ENTRY_ACL_ENTRY_INHERITED, ACL_ENTRY_INHERITED}
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#endif
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};
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static const int acl_nfs4_flag_map_size =
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(int)(sizeof(acl_nfs4_flag_map)/sizeof(acl_nfs4_flag_map[0]));
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#endif /* ARCHIVE_ACL_FREEBSD_NFS4 */
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static int
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translate_acl(struct archive_read_disk *a,
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struct archive_entry *entry, acl_t acl, int default_entry_acl_type)
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{
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#if ARCHIVE_ACL_FREEBSD_NFS4
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int brand;
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acl_flagset_t acl_flagset;
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acl_entry_type_t acl_type;
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#endif
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acl_tag_t acl_tag;
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acl_entry_t acl_entry;
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acl_permset_t acl_permset;
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int i, entry_acl_type, perm_map_size;
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const acl_perm_map_t *perm_map;
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int r, s, ae_id, ae_tag, ae_perm;
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void *q;
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const char *ae_name;
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#if ARCHIVE_ACL_FREEBSD_NFS4
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// FreeBSD "brands" ACLs as POSIX.1e or NFSv4
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// Make sure the "brand" on this ACL is consistent
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// with the default_entry_acl_type bits provided.
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if (acl_get_brand_np(acl, &brand) != 0) {
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archive_set_error(&a->archive, errno,
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"Failed to read ACL brand");
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return (ARCHIVE_WARN);
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}
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switch (brand) {
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case ACL_BRAND_POSIX:
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switch (default_entry_acl_type) {
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case ARCHIVE_ENTRY_ACL_TYPE_ACCESS:
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case ARCHIVE_ENTRY_ACL_TYPE_DEFAULT:
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||||
break;
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||||
default:
|
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archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC,
|
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"Invalid ACL entry type for POSIX.1e ACL");
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||||
return (ARCHIVE_WARN);
|
||||
}
|
||||
break;
|
||||
case ACL_BRAND_NFS4:
|
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if (default_entry_acl_type & ~ARCHIVE_ENTRY_ACL_TYPE_NFS4) {
|
||||
archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC,
|
||||
"Invalid ACL entry type for NFSv4 ACL");
|
||||
return (ARCHIVE_WARN);
|
||||
}
|
||||
break;
|
||||
default:
|
||||
archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC,
|
||||
"Unknown ACL brand");
|
||||
return (ARCHIVE_WARN);
|
||||
}
|
||||
#endif
|
||||
|
||||
s = acl_get_entry(acl, ACL_FIRST_ENTRY, &acl_entry);
|
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if (s == -1) {
|
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archive_set_error(&a->archive, errno,
|
||||
"Failed to get first ACL entry");
|
||||
return (ARCHIVE_WARN);
|
||||
}
|
||||
|
||||
while (s == 1) {
|
||||
ae_id = -1;
|
||||
ae_name = NULL;
|
||||
ae_perm = 0;
|
||||
|
||||
if (acl_get_tag_type(acl_entry, &acl_tag) != 0) {
|
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archive_set_error(&a->archive, errno,
|
||||
"Failed to get ACL tag type");
|
||||
return (ARCHIVE_WARN);
|
||||
}
|
||||
switch (acl_tag) {
|
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case ACL_USER:
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q = acl_get_qualifier(acl_entry);
|
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if (q != NULL) {
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ae_id = (int)*(uid_t *)q;
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acl_free(q);
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ae_name = archive_read_disk_uname(&a->archive,
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ae_id);
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}
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ae_tag = ARCHIVE_ENTRY_ACL_USER;
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break;
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case ACL_GROUP:
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q = acl_get_qualifier(acl_entry);
|
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if (q != NULL) {
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ae_id = (int)*(gid_t *)q;
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acl_free(q);
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ae_name = archive_read_disk_gname(&a->archive,
|
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ae_id);
|
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}
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ae_tag = ARCHIVE_ENTRY_ACL_GROUP;
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break;
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case ACL_MASK:
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ae_tag = ARCHIVE_ENTRY_ACL_MASK;
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break;
|
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case ACL_USER_OBJ:
|
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ae_tag = ARCHIVE_ENTRY_ACL_USER_OBJ;
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break;
|
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case ACL_GROUP_OBJ:
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ae_tag = ARCHIVE_ENTRY_ACL_GROUP_OBJ;
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break;
|
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case ACL_OTHER:
|
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ae_tag = ARCHIVE_ENTRY_ACL_OTHER;
|
||||
break;
|
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#if ARCHIVE_ACL_FREEBSD_NFS4
|
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case ACL_EVERYONE:
|
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ae_tag = ARCHIVE_ENTRY_ACL_EVERYONE;
|
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break;
|
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#endif
|
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default:
|
||||
/* Skip types that libarchive can't support. */
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s = acl_get_entry(acl, ACL_NEXT_ENTRY, &acl_entry);
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continue;
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}
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// XXX acl_type maps to allow/deny/audit/YYYY bits
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entry_acl_type = default_entry_acl_type;
|
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#if ARCHIVE_ACL_FREEBSD_NFS4
|
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if (default_entry_acl_type & ARCHIVE_ENTRY_ACL_TYPE_NFS4) {
|
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/*
|
||||
* acl_get_entry_type_np() fails with non-NFSv4 ACLs
|
||||
*/
|
||||
if (acl_get_entry_type_np(acl_entry, &acl_type) != 0) {
|
||||
archive_set_error(&a->archive, errno, "Failed "
|
||||
"to get ACL type from a NFSv4 ACL entry");
|
||||
return (ARCHIVE_WARN);
|
||||
}
|
||||
switch (acl_type) {
|
||||
case ACL_ENTRY_TYPE_ALLOW:
|
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entry_acl_type = ARCHIVE_ENTRY_ACL_TYPE_ALLOW;
|
||||
break;
|
||||
case ACL_ENTRY_TYPE_DENY:
|
||||
entry_acl_type = ARCHIVE_ENTRY_ACL_TYPE_DENY;
|
||||
break;
|
||||
case ACL_ENTRY_TYPE_AUDIT:
|
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entry_acl_type = ARCHIVE_ENTRY_ACL_TYPE_AUDIT;
|
||||
break;
|
||||
case ACL_ENTRY_TYPE_ALARM:
|
||||
entry_acl_type = ARCHIVE_ENTRY_ACL_TYPE_ALARM;
|
||||
break;
|
||||
default:
|
||||
archive_set_error(&a->archive, errno,
|
||||
"Invalid NFSv4 ACL entry type");
|
||||
return (ARCHIVE_WARN);
|
||||
}
|
||||
|
||||
/*
|
||||
* Libarchive stores "flag" (NFSv4 inheritance bits)
|
||||
* in the ae_perm bitmap.
|
||||
*
|
||||
* acl_get_flagset_np() fails with non-NFSv4 ACLs
|
||||
*/
|
||||
if (acl_get_flagset_np(acl_entry, &acl_flagset) != 0) {
|
||||
archive_set_error(&a->archive, errno,
|
||||
"Failed to get flagset from a NFSv4 "
|
||||
"ACL entry");
|
||||
return (ARCHIVE_WARN);
|
||||
}
|
||||
for (i = 0; i < acl_nfs4_flag_map_size; ++i) {
|
||||
r = acl_get_flag_np(acl_flagset,
|
||||
acl_nfs4_flag_map[i].p_perm);
|
||||
if (r == -1) {
|
||||
archive_set_error(&a->archive, errno,
|
||||
"Failed to check flag in a NFSv4 "
|
||||
"ACL flagset");
|
||||
return (ARCHIVE_WARN);
|
||||
} else if (r)
|
||||
ae_perm |= acl_nfs4_flag_map[i].a_perm;
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
if (acl_get_permset(acl_entry, &acl_permset) != 0) {
|
||||
archive_set_error(&a->archive, errno,
|
||||
"Failed to get ACL permission set");
|
||||
return (ARCHIVE_WARN);
|
||||
}
|
||||
|
||||
#if ARCHIVE_ACL_FREEBSD_NFS4
|
||||
if (default_entry_acl_type & ARCHIVE_ENTRY_ACL_TYPE_NFS4) {
|
||||
perm_map_size = acl_nfs4_perm_map_size;
|
||||
perm_map = acl_nfs4_perm_map;
|
||||
} else {
|
||||
#endif
|
||||
perm_map_size = acl_posix_perm_map_size;
|
||||
perm_map = acl_posix_perm_map;
|
||||
#if ARCHIVE_ACL_FREEBSD_NFS4
|
||||
}
|
||||
#endif
|
||||
|
||||
for (i = 0; i < perm_map_size; ++i) {
|
||||
r = acl_get_perm_np(acl_permset, perm_map[i].p_perm);
|
||||
if (r == -1) {
|
||||
archive_set_error(&a->archive, errno,
|
||||
"Failed to check permission in an ACL "
|
||||
"permission set");
|
||||
return (ARCHIVE_WARN);
|
||||
} else if (r)
|
||||
ae_perm |= perm_map[i].a_perm;
|
||||
}
|
||||
|
||||
archive_entry_acl_add_entry(entry, entry_acl_type,
|
||||
ae_perm, ae_tag,
|
||||
ae_id, ae_name);
|
||||
|
||||
s = acl_get_entry(acl, ACL_NEXT_ENTRY, &acl_entry);
|
||||
if (s == -1) {
|
||||
archive_set_error(&a->archive, errno,
|
||||
"Failed to get next ACL entry");
|
||||
return (ARCHIVE_WARN);
|
||||
}
|
||||
}
|
||||
return (ARCHIVE_OK);
|
||||
}
|
||||
|
||||
static int
|
||||
set_acl(struct archive *a, int fd, const char *name,
|
||||
struct archive_acl *abstract_acl,
|
||||
int ae_requested_type, const char *tname)
|
||||
{
|
||||
int acl_type = 0;
|
||||
acl_t acl;
|
||||
acl_entry_t acl_entry;
|
||||
acl_permset_t acl_permset;
|
||||
#if ARCHIVE_ACL_FREEBSD_NFS4
|
||||
acl_flagset_t acl_flagset;
|
||||
int r;
|
||||
#endif
|
||||
int ret;
|
||||
int ae_type, ae_permset, ae_tag, ae_id;
|
||||
int perm_map_size;
|
||||
const acl_perm_map_t *perm_map;
|
||||
uid_t ae_uid;
|
||||
gid_t ae_gid;
|
||||
const char *ae_name;
|
||||
int entries;
|
||||
int i;
|
||||
|
||||
ret = ARCHIVE_OK;
|
||||
entries = archive_acl_reset(abstract_acl, ae_requested_type);
|
||||
if (entries == 0)
|
||||
return (ARCHIVE_OK);
|
||||
|
||||
|
||||
switch (ae_requested_type) {
|
||||
case ARCHIVE_ENTRY_ACL_TYPE_ACCESS:
|
||||
acl_type = ACL_TYPE_ACCESS;
|
||||
break;
|
||||
case ARCHIVE_ENTRY_ACL_TYPE_DEFAULT:
|
||||
acl_type = ACL_TYPE_DEFAULT;
|
||||
break;
|
||||
#if ARCHIVE_ACL_FREEBSD_NFS4
|
||||
case ARCHIVE_ENTRY_ACL_TYPE_NFS4:
|
||||
acl_type = ACL_TYPE_NFS4;
|
||||
break;
|
||||
#endif
|
||||
default:
|
||||
errno = ENOENT;
|
||||
archive_set_error(a, errno, "Unsupported ACL type");
|
||||
return (ARCHIVE_FAILED);
|
||||
}
|
||||
|
||||
acl = acl_init(entries);
|
||||
if (acl == (acl_t)NULL) {
|
||||
archive_set_error(a, errno,
|
||||
"Failed to initialize ACL working storage");
|
||||
return (ARCHIVE_FAILED);
|
||||
}
|
||||
|
||||
while (archive_acl_next(a, abstract_acl, ae_requested_type, &ae_type,
|
||||
&ae_permset, &ae_tag, &ae_id, &ae_name) == ARCHIVE_OK) {
|
||||
if (acl_create_entry(&acl, &acl_entry) != 0) {
|
||||
archive_set_error(a, errno,
|
||||
"Failed to create a new ACL entry");
|
||||
ret = ARCHIVE_FAILED;
|
||||
goto exit_free;
|
||||
}
|
||||
switch (ae_tag) {
|
||||
case ARCHIVE_ENTRY_ACL_USER:
|
||||
ae_uid = archive_write_disk_uid(a, ae_name, ae_id);
|
||||
acl_set_tag_type(acl_entry, ACL_USER);
|
||||
acl_set_qualifier(acl_entry, &ae_uid);
|
||||
break;
|
||||
case ARCHIVE_ENTRY_ACL_GROUP:
|
||||
ae_gid = archive_write_disk_gid(a, ae_name, ae_id);
|
||||
acl_set_tag_type(acl_entry, ACL_GROUP);
|
||||
acl_set_qualifier(acl_entry, &ae_gid);
|
||||
break;
|
||||
case ARCHIVE_ENTRY_ACL_USER_OBJ:
|
||||
acl_set_tag_type(acl_entry, ACL_USER_OBJ);
|
||||
break;
|
||||
case ARCHIVE_ENTRY_ACL_GROUP_OBJ:
|
||||
acl_set_tag_type(acl_entry, ACL_GROUP_OBJ);
|
||||
break;
|
||||
case ARCHIVE_ENTRY_ACL_MASK:
|
||||
acl_set_tag_type(acl_entry, ACL_MASK);
|
||||
break;
|
||||
case ARCHIVE_ENTRY_ACL_OTHER:
|
||||
acl_set_tag_type(acl_entry, ACL_OTHER);
|
||||
break;
|
||||
#if ARCHIVE_ACL_FREEBSD_NFS4
|
||||
case ARCHIVE_ENTRY_ACL_EVERYONE:
|
||||
acl_set_tag_type(acl_entry, ACL_EVERYONE);
|
||||
break;
|
||||
#endif
|
||||
default:
|
||||
archive_set_error(a, ARCHIVE_ERRNO_MISC,
|
||||
"Unsupported ACL tag");
|
||||
ret = ARCHIVE_FAILED;
|
||||
goto exit_free;
|
||||
}
|
||||
|
||||
#if ARCHIVE_ACL_FREEBSD_NFS4
|
||||
r = 0;
|
||||
switch (ae_type) {
|
||||
case ARCHIVE_ENTRY_ACL_TYPE_ALLOW:
|
||||
r = acl_set_entry_type_np(acl_entry,
|
||||
ACL_ENTRY_TYPE_ALLOW);
|
||||
break;
|
||||
case ARCHIVE_ENTRY_ACL_TYPE_DENY:
|
||||
r = acl_set_entry_type_np(acl_entry,
|
||||
ACL_ENTRY_TYPE_DENY);
|
||||
break;
|
||||
case ARCHIVE_ENTRY_ACL_TYPE_AUDIT:
|
||||
r = acl_set_entry_type_np(acl_entry,
|
||||
ACL_ENTRY_TYPE_AUDIT);
|
||||
break;
|
||||
case ARCHIVE_ENTRY_ACL_TYPE_ALARM:
|
||||
r = acl_set_entry_type_np(acl_entry,
|
||||
ACL_ENTRY_TYPE_ALARM);
|
||||
break;
|
||||
case ARCHIVE_ENTRY_ACL_TYPE_ACCESS:
|
||||
case ARCHIVE_ENTRY_ACL_TYPE_DEFAULT:
|
||||
// These don't translate directly into the system ACL.
|
||||
break;
|
||||
default:
|
||||
archive_set_error(a, ARCHIVE_ERRNO_MISC,
|
||||
"Unsupported ACL entry type");
|
||||
ret = ARCHIVE_FAILED;
|
||||
goto exit_free;
|
||||
}
|
||||
|
||||
if (r != 0) {
|
||||
archive_set_error(a, errno,
|
||||
"Failed to set ACL entry type");
|
||||
ret = ARCHIVE_FAILED;
|
||||
goto exit_free;
|
||||
}
|
||||
#endif
|
||||
|
||||
if (acl_get_permset(acl_entry, &acl_permset) != 0) {
|
||||
archive_set_error(a, errno,
|
||||
"Failed to get ACL permission set");
|
||||
ret = ARCHIVE_FAILED;
|
||||
goto exit_free;
|
||||
}
|
||||
if (acl_clear_perms(acl_permset) != 0) {
|
||||
archive_set_error(a, errno,
|
||||
"Failed to clear ACL permissions");
|
||||
ret = ARCHIVE_FAILED;
|
||||
goto exit_free;
|
||||
}
|
||||
#if ARCHIVE_ACL_FREEBSD_NFS4
|
||||
if (ae_requested_type == ARCHIVE_ENTRY_ACL_TYPE_NFS4) {
|
||||
perm_map_size = acl_nfs4_perm_map_size;
|
||||
perm_map = acl_nfs4_perm_map;
|
||||
} else {
|
||||
#endif
|
||||
perm_map_size = acl_posix_perm_map_size;
|
||||
perm_map = acl_posix_perm_map;
|
||||
#if ARCHIVE_ACL_FREEBSD_NFS4
|
||||
}
|
||||
#endif
|
||||
|
||||
for (i = 0; i < perm_map_size; ++i) {
|
||||
if (ae_permset & perm_map[i].a_perm) {
|
||||
if (acl_add_perm(acl_permset,
|
||||
perm_map[i].p_perm) != 0) {
|
||||
archive_set_error(a, errno,
|
||||
"Failed to add ACL permission");
|
||||
ret = ARCHIVE_FAILED;
|
||||
goto exit_free;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#if ARCHIVE_ACL_FREEBSD_NFS4
|
||||
if (ae_requested_type == ARCHIVE_ENTRY_ACL_TYPE_NFS4) {
|
||||
/*
|
||||
* acl_get_flagset_np() fails with non-NFSv4 ACLs
|
||||
*/
|
||||
if (acl_get_flagset_np(acl_entry, &acl_flagset) != 0) {
|
||||
archive_set_error(a, errno,
|
||||
"Failed to get flagset from an NFSv4 "
|
||||
"ACL entry");
|
||||
ret = ARCHIVE_FAILED;
|
||||
goto exit_free;
|
||||
}
|
||||
if (acl_clear_flags_np(acl_flagset) != 0) {
|
||||
archive_set_error(a, errno,
|
||||
"Failed to clear flags from an NFSv4 "
|
||||
"ACL flagset");
|
||||
ret = ARCHIVE_FAILED;
|
||||
goto exit_free;
|
||||
}
|
||||
for (i = 0; i < acl_nfs4_flag_map_size; ++i) {
|
||||
if (ae_permset & acl_nfs4_flag_map[i].a_perm) {
|
||||
if (acl_add_flag_np(acl_flagset,
|
||||
acl_nfs4_flag_map[i].p_perm) != 0) {
|
||||
archive_set_error(a, errno,
|
||||
"Failed to add flag to "
|
||||
"NFSv4 ACL flagset");
|
||||
ret = ARCHIVE_FAILED;
|
||||
goto exit_free;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
/* Try restoring the ACL through 'fd' if we can. */
|
||||
if (fd >= 0) {
|
||||
if (acl_set_fd_np(fd, acl, acl_type) == 0)
|
||||
ret = ARCHIVE_OK;
|
||||
else {
|
||||
if (errno == EOPNOTSUPP) {
|
||||
/* Filesystem doesn't support ACLs */
|
||||
ret = ARCHIVE_OK;
|
||||
} else {
|
||||
archive_set_error(a, errno,
|
||||
"Failed to set acl on fd: %s", tname);
|
||||
ret = ARCHIVE_WARN;
|
||||
}
|
||||
}
|
||||
}
|
||||
#if HAVE_ACL_SET_LINK_NP
|
||||
else if (acl_set_link_np(name, acl_type, acl) != 0)
|
||||
#else
|
||||
/* FreeBSD older than 8.0 */
|
||||
else if (acl_set_file(name, acl_type, acl) != 0)
|
||||
#endif
|
||||
{
|
||||
if (errno == EOPNOTSUPP) {
|
||||
/* Filesystem doesn't support ACLs */
|
||||
ret = ARCHIVE_OK;
|
||||
} else {
|
||||
archive_set_error(a, errno, "Failed to set acl: %s",
|
||||
tname);
|
||||
ret = ARCHIVE_WARN;
|
||||
}
|
||||
}
|
||||
exit_free:
|
||||
acl_free(acl);
|
||||
return (ret);
|
||||
}
|
||||
|
||||
int
|
||||
archive_read_disk_entry_setup_acls(struct archive_read_disk *a,
|
||||
struct archive_entry *entry, int *fd)
|
||||
{
|
||||
const char *accpath;
|
||||
acl_t acl;
|
||||
int r;
|
||||
|
||||
accpath = NULL;
|
||||
|
||||
if (*fd < 0) {
|
||||
accpath = archive_read_disk_entry_setup_path(a, entry, fd);
|
||||
if (accpath == NULL)
|
||||
return (ARCHIVE_WARN);
|
||||
}
|
||||
|
||||
archive_entry_acl_clear(entry);
|
||||
|
||||
acl = NULL;
|
||||
|
||||
#if ARCHIVE_ACL_FREEBSD_NFS4
|
||||
/* Try NFSv4 ACL first. */
|
||||
if (*fd >= 0)
|
||||
acl = acl_get_fd_np(*fd, ACL_TYPE_NFS4);
|
||||
else if (!a->follow_symlinks)
|
||||
acl = acl_get_link_np(accpath, ACL_TYPE_NFS4);
|
||||
else
|
||||
acl = acl_get_file(accpath, ACL_TYPE_NFS4);
|
||||
|
||||
/* Ignore "trivial" ACLs that just mirror the file mode. */
|
||||
if (acl != NULL && acl_is_trivial_np(acl, &r) == 0 && r == 1) {
|
||||
acl_free(acl);
|
||||
acl = NULL;
|
||||
return (ARCHIVE_OK);
|
||||
}
|
||||
|
||||
if (acl != NULL) {
|
||||
r = translate_acl(a, entry, acl, ARCHIVE_ENTRY_ACL_TYPE_NFS4);
|
||||
acl_free(acl);
|
||||
acl = NULL;
|
||||
|
||||
if (r != ARCHIVE_OK) {
|
||||
archive_set_error(&a->archive, errno,
|
||||
"Couldn't translate NFSv4 ACLs");
|
||||
}
|
||||
|
||||
return (r);
|
||||
}
|
||||
#endif
|
||||
|
||||
/* Retrieve access ACL from file. */
|
||||
if (*fd >= 0)
|
||||
acl = acl_get_fd_np(*fd, ACL_TYPE_ACCESS);
|
||||
#if HAVE_ACL_GET_LINK_NP
|
||||
else if (!a->follow_symlinks)
|
||||
acl = acl_get_link_np(accpath, ACL_TYPE_ACCESS);
|
||||
#else
|
||||
else if ((!a->follow_symlinks)
|
||||
&& (archive_entry_filetype(entry) == AE_IFLNK))
|
||||
/* We can't get the ACL of a symlink, so we assume it can't
|
||||
have one. */
|
||||
acl = NULL;
|
||||
#endif
|
||||
else
|
||||
acl = acl_get_file(accpath, ACL_TYPE_ACCESS);
|
||||
|
||||
#if HAVE_ACL_IS_TRIVIAL_NP
|
||||
/* Ignore "trivial" ACLs that just mirror the file mode. */
|
||||
if (acl != NULL && acl_is_trivial_np(acl, &r) == 0 && r == 1) {
|
||||
acl_free(acl);
|
||||
acl = NULL;
|
||||
}
|
||||
#endif
|
||||
|
||||
if (acl != NULL) {
|
||||
r = translate_acl(a, entry, acl, ARCHIVE_ENTRY_ACL_TYPE_ACCESS);
|
||||
acl_free(acl);
|
||||
acl = NULL;
|
||||
|
||||
if (r != ARCHIVE_OK) {
|
||||
archive_set_error(&a->archive, errno,
|
||||
"Couldn't translate access ACLs");
|
||||
return (r);
|
||||
}
|
||||
}
|
||||
|
||||
/* Only directories can have default ACLs. */
|
||||
if (S_ISDIR(archive_entry_mode(entry))) {
|
||||
if (*fd >= 0)
|
||||
acl = acl_get_fd_np(*fd, ACL_TYPE_DEFAULT);
|
||||
else
|
||||
acl = acl_get_file(accpath, ACL_TYPE_DEFAULT);
|
||||
if (acl != NULL) {
|
||||
r = translate_acl(a, entry, acl,
|
||||
ARCHIVE_ENTRY_ACL_TYPE_DEFAULT);
|
||||
acl_free(acl);
|
||||
if (r != ARCHIVE_OK) {
|
||||
archive_set_error(&a->archive, errno,
|
||||
"Couldn't translate default ACLs");
|
||||
return (r);
|
||||
}
|
||||
}
|
||||
}
|
||||
return (ARCHIVE_OK);
|
||||
}
|
||||
|
||||
int
|
||||
archive_write_disk_set_acls(struct archive *a, int fd, const char *name,
|
||||
struct archive_acl *abstract_acl, __LA_MODE_T mode)
|
||||
{
|
||||
int ret = ARCHIVE_OK;
|
||||
|
||||
(void)mode; /* UNUSED */
|
||||
|
||||
if ((archive_acl_types(abstract_acl)
|
||||
& ARCHIVE_ENTRY_ACL_TYPE_POSIX1E) != 0) {
|
||||
if ((archive_acl_types(abstract_acl)
|
||||
& ARCHIVE_ENTRY_ACL_TYPE_ACCESS) != 0) {
|
||||
ret = set_acl(a, fd, name, abstract_acl,
|
||||
ARCHIVE_ENTRY_ACL_TYPE_ACCESS, "access");
|
||||
if (ret != ARCHIVE_OK)
|
||||
return (ret);
|
||||
}
|
||||
if ((archive_acl_types(abstract_acl)
|
||||
& ARCHIVE_ENTRY_ACL_TYPE_DEFAULT) != 0)
|
||||
ret = set_acl(a, fd, name, abstract_acl,
|
||||
ARCHIVE_ENTRY_ACL_TYPE_DEFAULT, "default");
|
||||
|
||||
/* Simultaneous POSIX.1e and NFSv4 is not supported */
|
||||
return (ret);
|
||||
}
|
||||
#if ARCHIVE_ACL_FREEBSD_NFS4
|
||||
else if ((archive_acl_types(abstract_acl) &
|
||||
ARCHIVE_ENTRY_ACL_TYPE_NFS4) != 0) {
|
||||
ret = set_acl(a, fd, name, abstract_acl,
|
||||
ARCHIVE_ENTRY_ACL_TYPE_NFS4, "nfs4");
|
||||
}
|
||||
#endif
|
||||
return (ret);
|
||||
}
|
||||
#endif /* ARCHIVE_ACL_FREEBSD */
|
||||
Loading…
Add table
Add a link
Reference in a new issue