1/*
2 * Copyright (c) 2010 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 <mach/mach.h>
30#include <mach/mach_init.h>
31
32extern void (*_libc_set_errno)(int);
33
34static mach_port_t (*_libc_get_reply_port)(void);
35static void (*_libc_set_reply_port)(mach_port_t);
36
37/*
38 * Called at Libsystem initialise time, sets up callbacks we
39 * need to get at thread variables inside of Libc
40 */
41void
42_mig_reply_port_callbacks(mach_port_t (*get)(void), void (*set)(mach_port_t))
43{
44	_libc_get_reply_port = get;
45	_libc_set_reply_port = set;
46}
47
48mach_port_t _mig_get_reply_port(void) __attribute__((visibility("hidden")));
49mach_port_t
50_mig_get_reply_port()
51{
52	return _libc_get_reply_port();
53}
54
55void _mig_set_reply_port(mach_port_t port) __attribute__((visibility("hidden")));
56void
57_mig_set_reply_port(mach_port_t port)
58{
59	_libc_set_reply_port(port);
60}
61
62void cthread_set_errno_self(int errno) __attribute__((visibility("hidden")));
63void
64cthread_set_errno_self(int errno)
65{
66	_libc_set_errno(errno);
67}
68
69
70void _pthread_set_self(void* ptr) __attribute__((visibility("hidden")));
71void
72_pthread_set_self(void* ptr) {}
73