1 /* 2 * Copyright (c) 2020 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 #include "system-version-compat-support.h" 30 31 #if SYSTEM_VERSION_COMPAT_ENABLED 32 33 34 #include <stdbool.h> 35 #include <sys/param.h> 36 #include <sys/types.h> 37 38 __attribute__((visibility("hidden"))) 39 bool (*system_version_compat_check_path_suffix)(const char *orig_path) = NULL; 40 system_version_compat_mode_t system_version_compat_mode = SYSTEM_VERSION_COMPAT_MODE_DISABLED; 41 42 __attribute__((visibility("hidden"))) 43 int (*system_version_compat_open_shim)(int opened_fd, int openat_fd, const char *orig_path, int oflag, mode_t mode, 44 int (*close_syscall)(int), int (*open_syscall)(const char *, int, mode_t), 45 int (*openat_syscall)(int, const char *, int, mode_t), 46 int (*fcntl_syscall)(int, int, long)) = NULL; 47 #endif /* SYSTEM_VERSION_COMPAT_ENABLED */ 48