mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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302 lines
9.1 KiB
C
302 lines
9.1 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nspr_darwin_defs_h___
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#define nspr_darwin_defs_h___
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#include "prthread.h"
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#include <libkern/OSAtomic.h>
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#include <sys/syscall.h>
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#ifdef __APPLE__
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#include <AvailabilityMacros.h>
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#include <TargetConditionals.h>
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#endif
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#define PR_LINKER_ARCH "darwin"
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#define _PR_SI_SYSNAME "DARWIN"
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#ifdef __i386__
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#define _PR_SI_ARCHITECTURE "x86"
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#elif defined(__x86_64__)
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#define _PR_SI_ARCHITECTURE "x86-64"
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#elif defined(__ppc__)
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#define _PR_SI_ARCHITECTURE "ppc"
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#elif defined(__arm__)
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#define _PR_SI_ARCHITECTURE "arm"
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#else
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#error "Unknown CPU architecture"
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#endif
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#define PR_DLL_SUFFIX ".dylib"
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#define _PR_VMBASE 0x30000000
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#define _PR_STACK_VMBASE 0x50000000
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#define _MD_DEFAULT_STACK_SIZE 65536L
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#define _MD_MMAP_FLAGS MAP_PRIVATE
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#undef HAVE_STACK_GROWING_UP
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#define HAVE_DLL
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#if defined(__x86_64__) || TARGET_OS_IPHONE
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#define USE_DLFCN
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#else
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#define USE_MACH_DYLD
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#endif
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#define _PR_HAVE_SOCKADDR_LEN
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#define _PR_STAT_HAS_ST_ATIMESPEC
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#define _PR_HAVE_LARGE_OFF_T
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#define _PR_HAVE_SYSV_SEMAPHORES
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#define PR_HAVE_SYSV_NAMED_SHARED_MEMORY
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#define _PR_INET6
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/*
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* I'd prefer to use getipnodebyname and getipnodebyaddr but the
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* getipnodebyname(3) man page on Mac OS X 10.2 says they are not
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* thread-safe. AI_V4MAPPED|AI_ADDRCONFIG doesn't work either.
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*/
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#define _PR_HAVE_GETHOSTBYNAME2
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#define _PR_HAVE_GETADDRINFO
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/*
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* On Mac OS X 10.2, gethostbyaddr fails with h_errno=NO_RECOVERY
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* if you pass an IPv4-mapped IPv6 address to it.
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*/
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#define _PR_GHBA_DISALLOW_V4MAPPED
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#ifdef __APPLE__
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#if !defined(MAC_OS_X_VERSION_10_3) || \
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MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_3
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/*
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* socket(AF_INET6) fails with EPROTONOSUPPORT on Mac OS X 10.1.
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* IPv6 under OS X 10.2 and below is not complete (see bug 222031).
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*/
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#define _PR_INET6_PROBE
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#endif /* DT < 10.3 */
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#if defined(MAC_OS_X_VERSION_10_2) && \
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MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_2
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/* Mac OS X 10.2 has inet_ntop and inet_pton. */
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#define _PR_HAVE_INET_NTOP
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#endif /* DT >= 10.2 */
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#endif /* __APPLE__ */
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#define _PR_IPV6_V6ONLY_PROBE
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/* The IPV6_V6ONLY socket option is not defined on Mac OS X 10.1. */
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#ifndef IPV6_V6ONLY
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#define IPV6_V6ONLY 27
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#endif
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#ifdef __ppc__
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#define _PR_HAVE_ATOMIC_OPS
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#define _MD_INIT_ATOMIC()
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extern PRInt32 _PR_DarwinPPC_AtomicIncrement(PRInt32 *val);
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#define _MD_ATOMIC_INCREMENT(val) _PR_DarwinPPC_AtomicIncrement(val)
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extern PRInt32 _PR_DarwinPPC_AtomicDecrement(PRInt32 *val);
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#define _MD_ATOMIC_DECREMENT(val) _PR_DarwinPPC_AtomicDecrement(val)
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extern PRInt32 _PR_DarwinPPC_AtomicSet(PRInt32 *val, PRInt32 newval);
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#define _MD_ATOMIC_SET(val, newval) _PR_DarwinPPC_AtomicSet(val, newval)
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extern PRInt32 _PR_DarwinPPC_AtomicAdd(PRInt32 *ptr, PRInt32 val);
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#define _MD_ATOMIC_ADD(ptr, val) _PR_DarwinPPC_AtomicAdd(ptr, val)
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#endif /* __ppc__ */
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#ifdef __i386__
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#define _PR_HAVE_ATOMIC_OPS
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#define _MD_INIT_ATOMIC()
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extern PRInt32 _PR_Darwin_x86_AtomicIncrement(PRInt32 *val);
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#define _MD_ATOMIC_INCREMENT(val) _PR_Darwin_x86_AtomicIncrement(val)
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extern PRInt32 _PR_Darwin_x86_AtomicDecrement(PRInt32 *val);
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#define _MD_ATOMIC_DECREMENT(val) _PR_Darwin_x86_AtomicDecrement(val)
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extern PRInt32 _PR_Darwin_x86_AtomicSet(PRInt32 *val, PRInt32 newval);
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#define _MD_ATOMIC_SET(val, newval) _PR_Darwin_x86_AtomicSet(val, newval)
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extern PRInt32 _PR_Darwin_x86_AtomicAdd(PRInt32 *ptr, PRInt32 val);
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#define _MD_ATOMIC_ADD(ptr, val) _PR_Darwin_x86_AtomicAdd(ptr, val)
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#endif /* __i386__ */
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#ifdef __x86_64__
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#define _PR_HAVE_ATOMIC_OPS
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#define _MD_INIT_ATOMIC()
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extern PRInt32 _PR_Darwin_x86_64_AtomicIncrement(PRInt32 *val);
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#define _MD_ATOMIC_INCREMENT(val) _PR_Darwin_x86_64_AtomicIncrement(val)
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extern PRInt32 _PR_Darwin_x86_64_AtomicDecrement(PRInt32 *val);
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#define _MD_ATOMIC_DECREMENT(val) _PR_Darwin_x86_64_AtomicDecrement(val)
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extern PRInt32 _PR_Darwin_x86_64_AtomicSet(PRInt32 *val, PRInt32 newval);
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#define _MD_ATOMIC_SET(val, newval) _PR_Darwin_x86_64_AtomicSet(val, newval)
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extern PRInt32 _PR_Darwin_x86_64_AtomicAdd(PRInt32 *ptr, PRInt32 val);
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#define _MD_ATOMIC_ADD(ptr, val) _PR_Darwin_x86_64_AtomicAdd(ptr, val)
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#endif /* __x86_64__ */
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#ifdef __arm__
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#define _PR_HAVE_ATOMIC_OPS
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#define _MD_INIT_ATOMIC()
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#define _MD_ATOMIC_INCREMENT(val) OSAtomicIncrement32(val)
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#define _MD_ATOMIC_DECREMENT(val) OSAtomicDecrement32(val)
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static inline PRInt32 _MD_ATOMIC_SET(PRInt32 *val, PRInt32 newval)
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{
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PRInt32 oldval;
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do {
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oldval = *val;
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} while (!OSAtomicCompareAndSwap32(oldval, newval, val));
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return oldval;
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}
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#define _MD_ATOMIC_ADD(ptr, val) OSAtomicAdd32(val, ptr)
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#endif /* __arm__ */
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#define USE_SETJMP
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#if !defined(_PR_PTHREADS)
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#include <setjmp.h>
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#define PR_CONTEXT_TYPE jmp_buf
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#define CONTEXT(_th) ((_th)->md.context)
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#define _MD_GET_SP(_th) (((struct sigcontext *) (_th)->md.context)->sc_onstack)
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#define PR_NUM_GCREGS _JBLEN
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/*
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** Initialize a thread context to run "_main()" when started
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*/
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#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
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{ \
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*status = PR_TRUE; \
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if (setjmp(CONTEXT(_thread))) { \
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_main(); \
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} \
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_MD_GET_SP(_thread) = (unsigned char*) ((_sp) - 64); \
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}
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#define _MD_SWITCH_CONTEXT(_thread) \
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if (!setjmp(CONTEXT(_thread))) { \
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(_thread)->md.errcode = errno; \
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_PR_Schedule(); \
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}
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/*
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** Restore a thread context, saved by _MD_SWITCH_CONTEXT
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*/
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#define _MD_RESTORE_CONTEXT(_thread) \
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{ \
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errno = (_thread)->md.errcode; \
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_MD_SET_CURRENT_THREAD(_thread); \
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longjmp(CONTEXT(_thread), 1); \
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}
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/* Machine-dependent (MD) data structures */
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struct _MDThread {
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PR_CONTEXT_TYPE context;
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int id;
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int errcode;
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};
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struct _MDThreadStack {
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PRInt8 notused;
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};
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struct _MDLock {
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PRInt8 notused;
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};
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struct _MDSemaphore {
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PRInt8 notused;
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};
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struct _MDCVar {
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PRInt8 notused;
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};
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struct _MDSegment {
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PRInt8 notused;
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};
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/*
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* md-specific cpu structure field
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*/
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#define _PR_MD_MAX_OSFD FD_SETSIZE
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struct _MDCPU_Unix {
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PRCList ioQ;
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PRUint32 ioq_timeout;
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PRInt32 ioq_max_osfd;
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PRInt32 ioq_osfd_cnt;
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#ifndef _PR_USE_POLL
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fd_set fd_read_set, fd_write_set, fd_exception_set;
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PRInt16 fd_read_cnt[_PR_MD_MAX_OSFD],fd_write_cnt[_PR_MD_MAX_OSFD],
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fd_exception_cnt[_PR_MD_MAX_OSFD];
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#else
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struct pollfd *ioq_pollfds;
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int ioq_pollfds_size;
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#endif /* _PR_USE_POLL */
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};
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#define _PR_IOQ(_cpu) ((_cpu)->md.md_unix.ioQ)
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#define _PR_ADD_TO_IOQ(_pq, _cpu) PR_APPEND_LINK(&_pq.links, &_PR_IOQ(_cpu))
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#define _PR_FD_READ_SET(_cpu) ((_cpu)->md.md_unix.fd_read_set)
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#define _PR_FD_READ_CNT(_cpu) ((_cpu)->md.md_unix.fd_read_cnt)
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#define _PR_FD_WRITE_SET(_cpu) ((_cpu)->md.md_unix.fd_write_set)
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#define _PR_FD_WRITE_CNT(_cpu) ((_cpu)->md.md_unix.fd_write_cnt)
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#define _PR_FD_EXCEPTION_SET(_cpu) ((_cpu)->md.md_unix.fd_exception_set)
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#define _PR_FD_EXCEPTION_CNT(_cpu) ((_cpu)->md.md_unix.fd_exception_cnt)
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#define _PR_IOQ_TIMEOUT(_cpu) ((_cpu)->md.md_unix.ioq_timeout)
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#define _PR_IOQ_MAX_OSFD(_cpu) ((_cpu)->md.md_unix.ioq_max_osfd)
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#define _PR_IOQ_OSFD_CNT(_cpu) ((_cpu)->md.md_unix.ioq_osfd_cnt)
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#define _PR_IOQ_POLLFDS(_cpu) ((_cpu)->md.md_unix.ioq_pollfds)
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#define _PR_IOQ_POLLFDS_SIZE(_cpu) ((_cpu)->md.md_unix.ioq_pollfds_size)
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#define _PR_IOQ_MIN_POLLFDS_SIZE(_cpu) 32
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struct _MDCPU {
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struct _MDCPU_Unix md_unix;
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};
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#define _MD_INIT_LOCKS()
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#define _MD_NEW_LOCK(lock) PR_SUCCESS
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#define _MD_FREE_LOCK(lock)
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#define _MD_LOCK(lock)
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#define _MD_UNLOCK(lock)
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#define _MD_INIT_IO()
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#define _MD_IOQ_LOCK()
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#define _MD_IOQ_UNLOCK()
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extern PRStatus _MD_InitializeThread(PRThread *thread);
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#define _MD_INIT_RUNNING_CPU(cpu) _MD_unix_init_running_cpu(cpu)
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#define _MD_INIT_THREAD _MD_InitializeThread
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#define _MD_EXIT_THREAD(thread)
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#define _MD_SUSPEND_THREAD(thread) _MD_suspend_thread
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#define _MD_RESUME_THREAD(thread) _MD_resume_thread
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#define _MD_CLEAN_THREAD(_thread)
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extern PRStatus _MD_CREATE_THREAD(
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PRThread *thread,
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void (*start) (void *),
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PRThreadPriority priority,
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PRThreadScope scope,
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PRThreadState state,
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PRUint32 stackSize);
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extern void _MD_SET_PRIORITY(struct _MDThread *thread, PRUintn newPri);
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extern PRStatus _MD_WAIT(PRThread *, PRIntervalTime timeout);
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extern PRStatus _MD_WAKEUP_WAITER(PRThread *);
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extern void _MD_YIELD(void);
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#endif /* ! _PR_PTHREADS */
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#define _MD_EARLY_INIT _MD_EarlyInit
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#define _MD_FINAL_INIT _PR_UnixInit
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#define _MD_INTERVAL_INIT _PR_Mach_IntervalInit
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#define _MD_GET_INTERVAL _PR_Mach_GetInterval
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#define _MD_INTERVAL_PER_SEC _PR_Mach_TicksPerSecond
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extern void _MD_EarlyInit(void);
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extern void _PR_Mach_IntervalInit(void);
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extern PRIntervalTime _PR_Mach_GetInterval(void);
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extern PRIntervalTime _PR_Mach_TicksPerSecond(void);
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/*
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* We wrapped the select() call. _MD_SELECT refers to the built-in,
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* unwrapped version.
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*/
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#define _MD_SELECT(nfds,r,w,e,tv) syscall(SYS_select,nfds,r,w,e,tv)
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/* For writev() */
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#include <sys/uio.h>
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#endif /* nspr_darwin_defs_h___ */
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