1 /*
2 * Copyright (c) 2024 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 #if CONFIG_EXCLAVES
30
31 #pragma once
32
33 #include <stdbool.h>
34
35 #include <mach/kern_return.h>
36
37 __BEGIN_DECLS
38
39 /*
40 * Used to determine if a given return address is in a specific range when
41 * determining where to stick stacks from exclaves and xnu.
42 */
43 static inline bool
exclaves_in_range(uintptr_t addr,uintptr_t start,uintptr_t end)44 exclaves_in_range(uintptr_t addr, uintptr_t start, uintptr_t end)
45 {
46 return addr > start && addr <= end;
47 }
48
49 extern lck_grp_t exclaves_lck_grp;
50
51 extern kern_return_t
52 exclaves_scheduler_resume_scheduling_context(const exclaves_ctx_t *ctx,
53 bool interrupted);
54
55 __END_DECLS
56
57 #endif /* CONFIG_EXCLAVES */
58