1 /* 2 * Copyright (c) 2016 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29 #ifndef _SYS_SNAPSHOT_H_ 30 #define _SYS_SNAPSHOT_H_ 31 32 #ifndef KERNEL 33 34 #include <sys/cdefs.h> 35 #include <machine/_types.h> 36 #include <sys/_types/_size_t.h> 37 #include <_types/_uint32_t.h> 38 #include <sys/attr.h> 39 #include <Availability.h> 40 41 __BEGIN_DECLS 42 43 int fs_snapshot_create(int, const char *, uint32_t) __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0); 44 45 int fs_snapshot_list(int, struct attrlist *, void *, size_t, uint32_t) __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0); 46 47 int fs_snapshot_delete(int, const char *, uint32_t) __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0); 48 49 int fs_snapshot_rename(int, const char *, const char *, uint32_t) __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0); 50 51 #endif /* !KERNEL */ 52 53 /* fs_snapshot_mount() supported flags */ 54 #define SNAPSHOT_MNT_RESERVED1 0x00000001 /* same as MNT_RDONLY */ 55 #define SNAPSHOT_MNT_NOEXEC 0x00000004 /* same as MNT_NOEXEC */ 56 #define SNAPSHOT_MNT_NOSUID 0x00000008 /* same as MNT_NOSUID */ 57 #define SNAPSHOT_MNT_NODEV 0x00000010 /* same as MNT_NODEV */ 58 #define SNAPSHOT_MNT_DONTBROWSE 0x00100000 /* same as MNT_DONTBROWSE */ 59 #define SNAPSHOT_MNT_IGNORE_OWNERSHIP 0x00200000 /* same as MNT_IGNORE_OWNERSHIP */ 60 #define SNAPSHOT_MNT_NOFOLLOW 0x08000000 /* same as MNT_NOFOLLOW */ 61 62 #define SNAPSHOT_MNT_VALIDMASK 0x0830001d 63 64 #ifndef KERNEL 65 66 int fs_snapshot_mount(int, const char *, const char *, uint32_t) __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0); 67 68 int fs_snapshot_revert(int, const char *, uint32_t) __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0); 69 70 #ifdef PRIVATE 71 int fs_snapshot_root(int, const char *, uint32_t) __OSX_AVAILABLE(10.12.4) __IOS_AVAILABLE(10.3) __TVOS_AVAILABLE(10.3) __WATCHOS_AVAILABLE(3.3); 72 #endif 73 74 __END_DECLS 75 76 #endif /* !KERNEL */ 77 78 #ifdef PRIVATE 79 80 #define SNAPSHOT_OP_CREATE 0x01 81 #define SNAPSHOT_OP_DELETE 0x02 82 #define SNAPSHOT_OP_RENAME 0x03 83 #define SNAPSHOT_OP_MOUNT 0x04 84 #define SNAPSHOT_OP_REVERT 0x05 85 #define SNAPSHOT_OP_ROOT 0x06 86 87 #endif 88 89 #endif /* !_SYS_SNAPSHOT_H_ */ 90