-/*
- * Copyright (c) 2003-2013 Apple Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-/*
- * Copyright 1996 1995 by Open Software Foundation, Inc. 1997 1996 1995 1994 1993 1992 1991
- * All Rights Reserved
- *
- * Permission to use, copy, modify, and distribute this software and
- * its documentation for any purpose and without fee is hereby granted,
- * provided that the above copyright notice appears in all copies and
- * that both the copyright notice and this permission notice appear in
- * supporting documentation.
- *
- * OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
- * LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
- * NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
- * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-/*
- * MkLinux
- */
-
-#ifndef __PTHREAD_TSD_H__
-#define __PTHREAD_TSD_H__
-
-#ifndef __ASSEMBLER__
-
-#include <System/machine/cpu_capabilities.h>
-#include <sys/cdefs.h>
-#include <TargetConditionals.h>
-#include <Availability.h>
-#include <os/tsd.h>
-#include <pthread/spinlock_private.h>
-
-#ifndef __TSD_MACH_THREAD_SELF
-#define __TSD_MACH_THREAD_SELF 3
-#endif
-
-#ifndef __TSD_THREAD_QOS_CLASS
-#define __TSD_THREAD_QOS_CLASS 4
-#endif
-
-#ifndef __TSD_RETURN_TO_KERNEL
-#define __TSD_RETURN_TO_KERNEL 5
-#endif
-
-#ifndef __TSD_PTR_MUNGE
-#define __TSD_PTR_MUNGE 7
-#endif
-
-#ifndef __TSD_MACH_SPECIAL_REPLY
-#define __TSD_MACH_SPECIAL_REPLY 8
-#endif
-
-/* Constant TSD slots for inline pthread_getspecific() usage. */
-
-/* Keys 0 - 9 are for Libsyscall/libplatform usage */
-#define _PTHREAD_TSD_SLOT_PTHREAD_SELF __TSD_THREAD_SELF
-#define _PTHREAD_TSD_SLOT_ERRNO __TSD_ERRNO
-#define _PTHREAD_TSD_SLOT_MIG_REPLY __TSD_MIG_REPLY
-#define _PTHREAD_TSD_SLOT_MACH_THREAD_SELF __TSD_MACH_THREAD_SELF
-#define _PTHREAD_TSD_SLOT_PTHREAD_QOS_CLASS __TSD_THREAD_QOS_CLASS
-#define _PTHREAD_TSD_SLOT_RETURN_TO_KERNEL __TSD_RETURN_TO_KERNEL
-#define _PTHREAD_TSD_SLOT_PTR_MUNGE __TSD_PTR_MUNGE
-#define _PTHREAD_TSD_SLOT_MACH_SPECIAL_REPLY __TSD_MACH_SPECIAL_REPLY
-//#define _PTHREAD_TSD_SLOT_SEMAPHORE_CACHE __TSD_SEMAPHORE_CACHE
-
-/*
- * Windows 64-bit ABI bakes %gs relative accesses into its code in the same
- * range as our TSD keys. To allow some limited interoperability for code
- * targeting that ABI, we leave slots 6 and 11 unused.
- *
- * The Go runtime on x86_64 also uses this because their ABI doesn't reserve a
- * register for the TSD base. They were previously using an arbitrarily chosen
- * dynamic key and relying on being able to get it at runtime, but switched to
- * this slot to avoid issues with that approach. It's assumed that Go and
- * Windows code won't run in the same address space.
- */
-//#define _PTHREAD_TSD_SLOT_RESERVED_WIN64 6
-
-#define _PTHREAD_TSD_RESERVED_SLOT_COUNT _PTHREAD_TSD_RESERVED_SLOT_COUNT
-
-/* Keys 10 - 29 are for Libc/Libsystem internal usage */
-/* used as __pthread_tsd_first + Num */
-#define __PTK_LIBC_LOCALE_KEY 10
-//#define __PTK_LIBC_RESERVED_WIN64 11
-#define __PTK_LIBC_LOCALTIME_KEY 12
-#define __PTK_LIBC_GMTIME_KEY 13
-#define __PTK_LIBC_GDTOA_BIGINT_KEY 14
-#define __PTK_LIBC_PARSEFLOAT_KEY 15
-#define __PTK_LIBC_TTYNAME_KEY 16
-/* for usage by dyld */
-#define __PTK_LIBC_DYLD_Unwind_SjLj_Key 18
-
-/* Keys 20-29 for libdispatch usage */
-#define __PTK_LIBDISPATCH_KEY0 20
-#define __PTK_LIBDISPATCH_KEY1 21
-#define __PTK_LIBDISPATCH_KEY2 22
-#define __PTK_LIBDISPATCH_KEY3 23
-#define __PTK_LIBDISPATCH_KEY4 24
-#define __PTK_LIBDISPATCH_KEY5 25
-#define __PTK_LIBDISPATCH_KEY6 26
-#define __PTK_LIBDISPATCH_KEY7 27
-#define __PTK_LIBDISPATCH_KEY8 28
-#define __PTK_LIBDISPATCH_KEY9 29
-
-/* Keys 30-255 for Non Libsystem usage */
-
-/* Keys 30-39 for Graphic frameworks usage */
-#define _PTHREAD_TSD_SLOT_OPENGL 30 /* backwards compat sake */
-#define __PTK_FRAMEWORK_OPENGL_KEY 30
-#define __PTK_FRAMEWORK_GRAPHICS_KEY1 31
-#define __PTK_FRAMEWORK_GRAPHICS_KEY2 32
-#define __PTK_FRAMEWORK_GRAPHICS_KEY3 33
-#define __PTK_FRAMEWORK_GRAPHICS_KEY4 34
-#define __PTK_FRAMEWORK_GRAPHICS_KEY5 35
-#define __PTK_FRAMEWORK_GRAPHICS_KEY6 36
-#define __PTK_FRAMEWORK_GRAPHICS_KEY7 37
-#define __PTK_FRAMEWORK_GRAPHICS_KEY8 38
-#define __PTK_FRAMEWORK_GRAPHICS_KEY9 39
-
-/* Keys 40-49 for Objective-C runtime usage */
-#define __PTK_FRAMEWORK_OBJC_KEY0 40
-#define __PTK_FRAMEWORK_OBJC_KEY1 41
-#define __PTK_FRAMEWORK_OBJC_KEY2 42
-#define __PTK_FRAMEWORK_OBJC_KEY3 43
-#define __PTK_FRAMEWORK_OBJC_KEY4 44
-#define __PTK_FRAMEWORK_OBJC_KEY5 45
-#define __PTK_FRAMEWORK_OBJC_KEY6 46
-#define __PTK_FRAMEWORK_OBJC_KEY7 47
-#define __PTK_FRAMEWORK_OBJC_KEY8 48
-#define __PTK_FRAMEWORK_OBJC_KEY9 49
-
-/* Keys 50-59 for Core Foundation usage */
-#define __PTK_FRAMEWORK_COREFOUNDATION_KEY0 50
-#define __PTK_FRAMEWORK_COREFOUNDATION_KEY1 51
-#define __PTK_FRAMEWORK_COREFOUNDATION_KEY2 52
-#define __PTK_FRAMEWORK_COREFOUNDATION_KEY3 53
-#define __PTK_FRAMEWORK_COREFOUNDATION_KEY4 54
-#define __PTK_FRAMEWORK_COREFOUNDATION_KEY5 55
-#define __PTK_FRAMEWORK_COREFOUNDATION_KEY6 56
-#define __PTK_FRAMEWORK_COREFOUNDATION_KEY7 57
-#define __PTK_FRAMEWORK_COREFOUNDATION_KEY8 58
-#define __PTK_FRAMEWORK_COREFOUNDATION_KEY9 59
-
-/* Keys 60-69 for Foundation usage */
-#define __PTK_FRAMEWORK_FOUNDATION_KEY0 60
-#define __PTK_FRAMEWORK_FOUNDATION_KEY1 61
-#define __PTK_FRAMEWORK_FOUNDATION_KEY2 62
-#define __PTK_FRAMEWORK_FOUNDATION_KEY3 63
-#define __PTK_FRAMEWORK_FOUNDATION_KEY4 64
-#define __PTK_FRAMEWORK_FOUNDATION_KEY5 65
-#define __PTK_FRAMEWORK_FOUNDATION_KEY6 66
-#define __PTK_FRAMEWORK_FOUNDATION_KEY7 67
-#define __PTK_FRAMEWORK_FOUNDATION_KEY8 68
-#define __PTK_FRAMEWORK_FOUNDATION_KEY9 69
-
-/* Keys 70-79 for Core Animation/QuartzCore usage */
-#define __PTK_FRAMEWORK_QUARTZCORE_KEY0 70
-#define __PTK_FRAMEWORK_QUARTZCORE_KEY1 71
-#define __PTK_FRAMEWORK_QUARTZCORE_KEY2 72
-#define __PTK_FRAMEWORK_QUARTZCORE_KEY3 73
-#define __PTK_FRAMEWORK_QUARTZCORE_KEY4 74
-#define __PTK_FRAMEWORK_QUARTZCORE_KEY5 75
-#define __PTK_FRAMEWORK_QUARTZCORE_KEY6 76
-#define __PTK_FRAMEWORK_QUARTZCORE_KEY7 77
-#define __PTK_FRAMEWORK_QUARTZCORE_KEY8 78
-#define __PTK_FRAMEWORK_QUARTZCORE_KEY9 79
-
-
-/* Keys 80-89 for CoreData */
-#define __PTK_FRAMEWORK_COREDATA_KEY0 80
-#define __PTK_FRAMEWORK_COREDATA_KEY1 81
-#define __PTK_FRAMEWORK_COREDATA_KEY2 82
-#define __PTK_FRAMEWORK_COREDATA_KEY3 83
-#define __PTK_FRAMEWORK_COREDATA_KEY4 84
-#define __PTK_FRAMEWORK_COREDATA_KEY5 85
-#define __PTK_FRAMEWORK_COREDATA_KEY6 86
-#define __PTK_FRAMEWORK_COREDATA_KEY7 87
-#define __PTK_FRAMEWORK_COREDATA_KEY8 88
-#define __PTK_FRAMEWORK_COREDATA_KEY9 89
-
-/* Keys 90-94 for JavaScriptCore Collection */
-#define __PTK_FRAMEWORK_JAVASCRIPTCORE_KEY0 90
-#define __PTK_FRAMEWORK_JAVASCRIPTCORE_KEY1 91
-#define __PTK_FRAMEWORK_JAVASCRIPTCORE_KEY2 92
-#define __PTK_FRAMEWORK_JAVASCRIPTCORE_KEY3 93
-#define __PTK_FRAMEWORK_JAVASCRIPTCORE_KEY4 94
-/* Keys 95 for CoreText */
-#define __PTK_FRAMEWORK_CORETEXT_KEY0 95
-
-/* Keys 100-109 are for the Swift runtime */
-#define __PTK_FRAMEWORK_SWIFT_KEY0 100
-#define __PTK_FRAMEWORK_SWIFT_KEY1 101
-#define __PTK_FRAMEWORK_SWIFT_KEY2 102
-#define __PTK_FRAMEWORK_SWIFT_KEY3 103
-#define __PTK_FRAMEWORK_SWIFT_KEY4 104
-#define __PTK_FRAMEWORK_SWIFT_KEY5 105
-#define __PTK_FRAMEWORK_SWIFT_KEY6 106
-#define __PTK_FRAMEWORK_SWIFT_KEY7 107
-#define __PTK_FRAMEWORK_SWIFT_KEY8 108
-#define __PTK_FRAMEWORK_SWIFT_KEY9 109
-
-/* Keys 190 - 194 are for the use of PerfUtils */
-#define __PTK_PERF_UTILS_KEY0 190
-#define __PTK_PERF_UTILS_KEY1 191
-#define __PTK_PERF_UTILS_KEY2 192
-#define __PTK_PERF_UTILS_KEY3 193
-#define __PTK_PERF_UTILS_KEY4 194
-
-/* Keys 210 - 229 are for libSystem usage within the iOS Simulator */
-/* They are offset from their corresponding libSystem keys by 200 */
-#define __PTK_LIBC_SIM_LOCALE_KEY 210
-#define __PTK_LIBC_SIM_TTYNAME_KEY 211
-#define __PTK_LIBC_SIM_LOCALTIME_KEY 212
-#define __PTK_LIBC_SIM_GMTIME_KEY 213
-#define __PTK_LIBC_SIM_GDTOA_BIGINT_KEY 214
-#define __PTK_LIBC_SIM_PARSEFLOAT_KEY 215
-
-__BEGIN_DECLS
-
-extern void *pthread_getspecific(unsigned long);
-extern int pthread_setspecific(unsigned long, const void *);
-/* setup destructor function for static key as it is not created with pthread_key_create() */
-extern int pthread_key_init_np(int, void (*)(void *));
-
-__API_AVAILABLE(macos(10.12), ios(10.0), tvos(10.0), watchos(3.0))
-extern int _pthread_setspecific_static(unsigned long, void *);
-
-#if PTHREAD_LAYOUT_SPI
-
-/* SPI intended for CoreSymbolication only */
-
-__API_AVAILABLE(macos(10.10), ios(8.0))
-extern const struct pthread_layout_offsets_s {
- // always add new fields at the end
- const uint16_t plo_version;
- // either of the next two fields may be 0; use whichever is set
- // bytes from pthread_t to base of tsd
- const uint16_t plo_pthread_tsd_base_offset;
- // bytes from pthread_t to a pointer to base of tsd
- const uint16_t plo_pthread_tsd_base_address_offset;
- const uint16_t plo_pthread_tsd_entry_size;
-} pthread_layout_offsets;
-
-#endif // PTHREAD_LAYOUT_SPI
-
-__header_always_inline int
-_pthread_has_direct_tsd(void)
-{
-#if TARGET_IPHONE_SIMULATOR
- return 0;
-#else
- return 1;
-#endif
-}
-
-/* To be used with static constant keys only */
-__header_always_inline void *
-_pthread_getspecific_direct(unsigned long slot)
-{
-#if TARGET_IPHONE_SIMULATOR
- return pthread_getspecific(slot);
-#else
- return _os_tsd_get_direct(slot);
-#endif
-}
-
-/* To be used with static constant keys only, assumes destructor is
- * already setup (with pthread_key_init_np) */
-__header_always_inline int
-_pthread_setspecific_direct(unsigned long slot, void * val)
-{
-#if TARGET_IPHONE_SIMULATOR
- return _pthread_setspecific_static(slot, val);
-#else
- return _os_tsd_set_direct(slot, val);
-#endif
-}
-
-__END_DECLS
-
-#endif /* ! __ASSEMBLER__ */
-#endif /* __PTHREAD_TSD_H__ */
projects / apple / libpthread.git / blobdiff