_macos.h
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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is the Netscape Portable Runtime (NSPR).
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1998-2000
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef prmacos_h___
- #define prmacos_h___
- //
- // This file contains all changes and additions which need to be made to the NSPR runtime
- // for the Macintosh platform (specifically the Metrowerks environment). This file should
- // only be incluced in Macintosh builds.
- //
- #define PR_DLL_SUFFIX ""
- #define _PR_LOCAL_THREADS_ONLY
- #define _PR_NO_PREEMPT 1
- #define _PR_HAVE_ATOMIC_OPS 1
- #include "prinit.h"
- #include "prio.h"
- #include "prlong.h"
- #include "prlock.h"
- #include "prcvar.h"
- #include "prsem.h"
- #include "prthread.h"
- #include "prtime.h"
- #include "prproces.h"
- #if !defined(MAC_NSPR_STANDALONE)
- #include "macstdlibextras.h"
- #endif
- #include <stddef.h>
- #include <setjmp.h>
- #include <Errors.h>
- #include <OpenTransport.h>
- #include <DriverServices.h>
- #define _PR_HAVE_PEEK_BUFFER
- #define _PR_PEEK_BUFFER_MAX (16 * 1024)
- #define _PR_FD_NEED_EMULATE_MSG_PEEK(fd) 1
- struct _MDProcess {
- PRInt8 notused;
- };
- struct _MDThread {
- jmp_buf jb;
- int osErrCode;
- PRLock * asyncIOLock;
- PRCondVar * asyncIOCVar;
- PRBool missedIONotify;
- PRBool missedAsyncNotify;
- PRBool asyncNotifyPending;
- };
- struct _MDThreadStack {
- PRInt8 notused;
- };
- struct _MDLock {
- PRInt8 notused;
- };
- struct _MDCVar {
- PRInt8 notused;
- };
- struct _MDSemaphore {
- PRInt8 notused;
- };
- struct _MDSegment {
- PRInt8 notused;
- };
- struct _MDCPU {
- AbsoluteTime lastThreadSwitch;
- AbsoluteTime lastWakeUpProcess;
- PRBool trackScheduling;
- };
- typedef struct _MDSocketCallerInfo {
- PRThread * thread;
- void * cookie;
- } _MDSocketCallerInfo;
- struct _MDFileDesc {
- PRInt32 osfd;
- PRPackedBool orderlyDisconnect;
- PRPackedBool readReady;
- PRPackedBool writeReady;
- PRPackedBool exceptReady;
- PRLock * miscLock;
- /* Server sockets: listen bit tells the notifier func what to do */
- PRBool doListen;
- /* stored error for non-blocking connects, as a Unix-style error code */
- OTReason disconnectError;
- _MDSocketCallerInfo misc;
- _MDSocketCallerInfo read;
- _MDSocketCallerInfo write;
- };
- /*
- ** Iinitialization Related definitions
- */
- #define _MD_EARLY_INIT _MD_EarlyInit
- #define _MD_FINAL_INIT _MD_FinalInit
- /*
- ** Interrupts Related definitions
- */
- #define _MD_GET_INTSOFF() (_pr_intsOff)
- #define _MD_INTSOFF(_is)
- PR_BEGIN_MACRO
- ENTER_CRITICAL_REGION();
- (_is) = _PR_MD_GET_INTSOFF();
- _PR_MD_SET_INTSOFF(1);
- LEAVE_CRITICAL_REGION();
- PR_END_MACRO
- #if TARGET_CARBON
- extern void _MD_SetIntsOff(PRInt32 ints);
- #define _MD_SET_INTSOFF(_val) _MD_SetIntsOff(_val)
- #else /* not TARGET_CARBON */
- #define _MD_SET_INTSOFF(_val) (_pr_intsOff = _val)
- #endif /* TARGET_CARBON */
- #define _MD_START_INTERRUPTS _MD_StartInterrupts
- #define _MD_STOP_INTERRUPTS _MD_StopInterrupts
- #define _MD_BLOCK_CLOCK_INTERRUPTS()
- #define _MD_UNBLOCK_CLOCK_INTERRUPTS()
- #define _MD_DISABLE_CLOCK_INTERRUPTS()
- #define _MD_ENABLE_CLOCK_INTERRUPTS()
- /*
- ** CPU Related definitions
- */
- #define _MD_PAUSE_CPU _MD_PauseCPU
- #define _MD_CLEANUP_BEFORE_EXIT()
- #define _MD_EXIT(status) exit(status)
- #define _MD_INIT_CPUS()
- #define _MD_INIT_RUNNING_CPU(cpu) _MD_InitRunningCPU(cpu)
- /*
- ** Process Related definitions
- */
- extern struct PRProcess * _MD_CreateProcess(
- const char *path,
- char *const *argv,
- char *const *envp,
- const PRProcessAttr *attr);
- #define _MD_CREATE_PROCESS _MD_CreateProcess
- extern PRStatus _MD_DetachProcess(PRProcess *process);
- #define _MD_DETACH_PROCESS _MD_DetachProcess
- extern PRStatus _MD_WaitProcess(PRProcess *process, PRInt32 *exitCode);
- #define _MD_WAIT_PROCESS _MD_WaitProcess
- extern PRStatus _MD_KillProcess(PRProcess *process);
- #define _MD_KILL_PROCESS _MD_KillProcess
- /*
- ** Memory Segments Related definitions
- */
- #define _MD_INIT_SEGS()
- /*
- ** Thread Stacks Debugging Related definitions
- */
- #define _MD_INIT_STACK _MD_InitStack
- #define _MD_CLEAR_STACK _MD_ClearStack
- /*
- ** Locks Related definitions
- */
- #define _MD_INIT_LOCKS()
- #define _MD_NEW_LOCK(lock) (PR_SUCCESS)
- #define _MD_FREE_LOCK(lock)
- #define _MD_LOCK(lock)
- #define _MD_UNLOCK(lock)
- /*
- ** Thread Related definitions
- */
- NSPR_API(PRThread *) PR_GetPrimaryThread();
- #if defined(powerc) || defined(__powerc)
- #define _MD_GET_PC(_t) (*((PRUint32 *)((_t)->md.jb)))
- #define _MD_GET_SP(_t) (*((PRUint32 *)((_t)->md.jb) + 2))
- #define _MD_GET_TOC(_t) (*((PRUint32 *)((_t)->md.jb) + 3))
- #define INIT_STACKPTR(stackTop) ((unsigned char*)stackTop - 128)
- #define PR_NUM_GCREGS 70
- #else
- #define _MD_GET_PC(_t) (*((PRUint32 *)((_t)->md.jb) + 6))
- #define _MD_GET_SP(_t) (*((PRUint32 *)((_t)->md.jb) + 12))
- #define INIT_STACKPTR(stackTop) ((unsigned char*)stackTop - 4)
- #define PR_NUM_GCREGS 13
- #endif
- #define _MD_DEFAULT_STACK_SIZE (58 * 1024)
- #define _MD_MINIMUM_STACK_SIZE (58 * 1024)
- /*
- ** Initialize the thread machine dependent data structure
- */
- extern PRStatus _MD_InitThread(PRThread *thread);
- #define _MD_INIT_THREAD _MD_InitThread
- /*
- ** Clean-up the thread machine dependent data structure
- */
- #define _MD_CLEAN_THREAD(_thread)
- PR_BEGIN_MACRO
- PR_DestroyCondVar(_thread->md.asyncIOCVar);
- PR_DestroyLock(_thread->md.asyncIOLock);
- PR_END_MACRO
- /*
- ** Initialize the thread context preparing it to execute _main.
- ** *sp = 0 zeros out the sp for the first stack frame so that
- ** stack walking code can find the top of the stack.
- */
- #if defined(powerc) || defined(__powerc)
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, _status)
- PR_BEGIN_MACRO
- unsigned char *sp;
- unsigned long *tvect;
- long **jb = (_thread)->md.jb;
- *((PRBool *)_status) = PR_TRUE;
- (void) setjmp(jb);
- sp = INIT_STACKPTR(_sp);
- *sp = 0;
- (_MD_GET_SP(_thread)) = (long) sp;
- tvect = (unsigned long *)_main;
- (_MD_GET_PC(_thread)) = (int) *tvect;
- (_MD_GET_TOC(_thread)) = (int) *(tvect+1);
- _thread->no_sched = 0;
- PR_END_MACRO
- #else
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, _status)
- PR_BEGIN_MACRO
- unsigned char *sp;
- long **jb = (_thread)->md.jb;
- *((PRBool *)_status) = PR_TRUE;
- (void) setjmp(jb);
- sp = INIT_STACKPTR(_sp);
- (_MD_GET_SP(_thread)) = (long) sp;
- (_MD_GET_PC(_thread)) = (int) _main;
- _thread->no_sched = 0;
- PR_END_MACRO
- #endif
- /*
- ** Switch away from the current thread context by saving its state and
- ** calling the thread scheduler. Reload cpu when we come back from the
- ** context switch because it might have changed.
- */
- /* ResetTimer(); before _PR_Schedule() */
- #define _MD_SWITCH_CONTEXT(_thread)
- PR_BEGIN_MACRO
- PR_ASSERT(_thread->no_sched);
- if (!setjmp(_thread->md.jb)) {
- _MD_SET_LAST_THREAD(_thread);
- if (_PR_MD_CURRENT_CPU()->md.trackScheduling)
- _PR_MD_CURRENT_CPU()->md.lastThreadSwitch = UpTime();
- _PR_Schedule();
- } else {
- PR_ASSERT(_MD_LAST_THREAD() !=_MD_CURRENT_THREAD());
- _MD_LAST_THREAD()->no_sched = 0;
- }
- PR_END_MACRO
- /*
- ** Restore a thread context that was saved by _MD_SWITCH_CONTEXT or
- ** initialized by _MD_INIT_CONTEXT.
- */
- #define _MD_RESTORE_CONTEXT(_newThread)
- PR_BEGIN_MACRO
- long **jb = (_newThread)->md.jb;
- _MD_SET_CURRENT_THREAD(_newThread);
- _newThread->no_sched = 1;
- longjmp(jb, 1);
- PR_END_MACRO
- #define _MD_ERRNO() _MD_CURRENT_THREAD()->md.osErrCode
- extern PRStatus _MD_wait(PRThread *thread, PRIntervalTime timeout);
- #define _MD_WAIT _MD_wait
- /*
- ** Combined thread model related definitions
- */
- #define _MD_CREATE_THREAD(a,b,c,d,e,f) (PR_SUCCESS)
- #define _MD_WAKEUP_WAITER(a)
- #define _MD_SET_PRIORITY(a,b)
- /*
- ** File I/O Related definitions
- */
- extern PRInt32 _PR_MD_WRITE_SYNC(PRFileDesc *fd, void *buf, PRInt32 amount);
- #define _PR_MD_WRITE_SYNC _MD_WRITE_SYNC
- struct _MDDir {
- short ioVRefNum;
- long ioDirID;
- short ioFDirIndex;
- char *currentEntryName;
- };
- #define PR_DIRECTORY_SEPARATOR '/'
- #define PR_DIRECTORY_SEPARATOR_STR "/"
- #define PR_PATH_SEPARATOR ':'
- #define PR_PATH_SEPARATOR_STR ":"
- typedef enum IOOperation {
- READ_ASYNC,
- WRITE_ASYNC
- } IOOperation;
- #define _MD_INIT_IO()
- #define _MD_OPEN _MD_Open
- #define _MD_OPEN_FILE _MD_Open
- #define _MD_CLOSE_FILE FSClose
- #define _MD_READ(fd,buf,amount) ReadWriteProc(fd,buf,amount,READ_ASYNC)
- #define _MD_WRITE(fd,buf,amount) ReadWriteProc(fd,buf,amount,WRITE_ASYNC)
- #define _MD_WRITE_SYNC(fd,buf,amount) WriteSyncProc(fd,buf,amount)
- #define _MD_GET_FILE_ERROR() _PR_MD_CURRENT_THREAD()->md.osErrCode
- #define _MD_LSEEK _MD_LSeek
- #define _MD_FSYNC _MD_FSync
- /* to be implemented */
- #define _MD_LSEEK64(a,b,c) LL_ZERO
- #define _MD_GETOPENFILEINFO64(fd,info) -1
- #define _MD_GETFILEINFO64(fd,info) -1
- #define _MD_IOQ_LOCK()
- #define _MD_IOQ_UNLOCK()
- /*
- ** File Manipulation definitions
- */
- #define _MD_RENAME _MD_Rename
- #define _MD_ACCESS _MD_Access
- #define _MD_GETFILEINFO _MD_GetFileInfo
- #define _MD_GETOPENFILEINFO _MD_GetOpenFileInfo
- #define _MD_STAT _MD_Stat
- #define _MD_DELETE _MD_Delete
- extern PRStatus _MD_LockFile(PRInt32 osfd);
- #define _MD_LOCKFILE _MD_LockFile
- extern PRStatus _MD_TLockFile(PRInt32 osfd);
- #define _MD_TLOCKFILE _MD_TLockFile
- extern PRStatus _MD_UnlockFile(PRInt32 osfd);
- #define _MD_UNLOCKFILE _MD_UnlockFile
- /*
- ** Directory enumeration related definitions
- */
- extern PRStatus _MD_OpenDir(struct _MDDir *md,const char *name);
- #define _MD_OPEN_DIR _MD_OpenDir
- extern char* _MD_ReadDir(struct _MDDir *md,PRIntn flags);
- #define _MD_READ_DIR _MD_ReadDir
- #define _MD_CLOSE_DIR _MD_CloseDir
- #define _MD_MKDIR _MD_MkDir
- #define _MD_MAKE_DIR _MD_MkDir
- #define _MD_RMDIR _MD_Delete
- /*
- ** Pipe I/O Related definitions (not implemented)
- */
- #define _MD_PIPEAVAILABLE(fd) -1
- /*
- ** Socket I/O Related definitions
- */
- #if UNIVERSAL_INTERFACES_VERSION >= 0x0330
- /* In Universal Interfaces 3.3 and later, these are enums. */
- #define IP_TTL IP_TTL
- #define IP_TOS IP_TOS
- #define IP_ADD_MEMBERSHIP IP_ADD_MEMBERSHIP
- #define IP_DROP_MEMBERSHIP IP_DROP_MEMBERSHIP
- #define IP_MULTICAST_IF IP_MULTICAST_IF
- #define IP_MULTICAST_TTL IP_MULTICAST_TTL
- #define IP_MULTICAST_LOOP IP_MULTICAST_LOOP
- #define TCP_NODELAY TCP_NODELAY
- #define TCP_MAXSEG TCP_MAXSEG
- #endif
- #define _MD_SOCKET _MD_socket
- #define _MD_BIND _MD_bind
- #define _MD_LISTEN _MD_listen
- #define _MD_GETSOCKNAME _MD_getsockname
- extern PRStatus _MD_getsockopt(PRFileDesc *fd, PRInt32 level, PRInt32 optname, char* optval, PRInt32* optlen);
- #define _MD_GETSOCKOPT _MD_getsockopt
- extern PRStatus _MD_setsockopt(PRFileDesc *fd, PRInt32 level, PRInt32 optname, const char* optval, PRInt32 optlen);
- #define _MD_SETSOCKOPT _MD_setsockopt
- #define _MD_SOCKETAVAILABLE _MD_socketavailable
- #define _MD_ACCEPT _MD_accept
- #define _MD_CONNECT _MD_connect
- #define _MD_SEND _MD_send
- #define _MD_RECV _MD_recv
- #define _MD_CLOSE_SOCKET _MD_closesocket
- #define _MD_SENDTO _MD_sendto
- #define _MD_RECVFROM _MD_recvfrom
- #define _MD_PR_POLL _MD_poll
- #define _MD_INIT_FILEDESC _MD_initfiledesc
- #define _MD_FREE_FILEDESC _MD_freefiledesc
- #define _MD_MAKE_NONBLOCK _MD_makenonblock
- #define _MD_INIT_FD_INHERITABLE _MD_initfdinheritable
- #define _MD_QUERY_FD_INHERITABLE _MD_queryfdinheritable
- #define _MD_GET_SOCKET_ERROR() _PR_MD_CURRENT_THREAD()->md.osErrCode
- #define _PR_MD_MAP_SELECT_ERROR(x) (x)
- /*
- ** Netdb Related definitions
- */
- extern PRStatus _MD_gethostname(char *name, int namelen);
- #define _MD_GETHOSTNAME _MD_gethostname
- #define _PR_GET_HOST_ADDR_AS_NAME
- /*
- XXX _MD_WRITEV, _MD_SHUTDOWN & _MD_GETPEERNAME not done yet!!!
- */
- #define _MD_WRITEV _MD_writev
- #define _MD_SHUTDOWN _MD_shutdown
- #define _MD_GETPEERNAME _MD_getpeername
- #ifdef OLD_MACSOCK_LIBRARY
- #define _MD_SOCKET macsock_socket
- #define _MD_LISTEN macsock_listen
- #define _MD_SEND(fd,buf,amount,flags,timeout) macsock_send(fd->secret->md.osfd,buf,amount,flags)
- #define _MD_SENDTO(fd,buf,amount,flags,addr,addrlen,timeout) macsock_sendto(fd->secret->md.osfd,buf,amount,flags,(struct sockaddr *)addr,addrlen)
- #define _MD_RECV(fd,buf,amount,flags,timeout) macsock_recv(fd->secret->md.osfd,buf,amount,flags)
- #define _MD_RECVFROM(fd,buf,amount,flags,addr,addrlen,timeout) macsock_recvfrom(fd->secret->md.osfd,buf,amount,flags,(struct sockaddr *)addr,addrlen)
- #define _MD_CLOSE_SOCKET macsock_close
- #define _MD_SHUTDOWN(a,b) (0)
- #define _MD_ACCEPT(fd,addr,addrlen,timeout) macsock_accept(fd->secret->md.osfd,(struct sockaddr *)addr,addrlen)
- #define _MD_CONNECT(fd,name,namelen,timeout) macsock_connect(fd->secret->md.osfd,(struct sockaddr *)name,namelen)
- #define _MD_BIND(fd,name,namelen) macsock_bind(fd->secret->md.osfd,(struct sockaddr *)name,namelen)
- #define _MD_GETSOCKNAME(fd,name,namelen) macsock_getsockname(fd->secret->md.osfd,(struct sockaddr *)name,namelen)
- #define _MD_GETPEERNAME(fd,name,namelen) macsock_getpeername(fd->secret->md.osfd,(struct sockaddr *)name,namelen)
- #define _MD_GETSOCKOPT(fd,level,optname,optval,optlen) macsock_getsockopt(fd->secret->md.osfd,level,optname,optval,optlen)
- #define _MD_SETSOCKOPT(fd,level,optname,optval,optlen) macsock_setsockopt(fd->secret->md.osfd,level,optname,optval,optlen)
- #define _MD_SOCKETAVAILABLE(fd,bytes) macsock_socketavailable(fd->secret->md.osfd,bytes)
- #endif
- /*
- ** Memory Segements Related definitions
- */
- #define _MD_INIT_SEGS()
- #define _MD_ALLOC_SEGMENT _MD_AllocSegment
- #define _MD_FREE_SEGMENT _MD_FreeSegment
- /*
- ** Time Related definitions
- */
- #define _MD_GET_INTERVAL _MD_GetInterval
- #define _MD_INTERVAL_PER_SEC() PR_MSEC_PER_SEC
- #define _MD_INTERVAL_INIT()
- /*
- ** Environemnt Related definitions
- */
- extern char *_MD_GetEnv(const char *name);
- #define _MD_GET_ENV _MD_GetEnv
- extern int _MD_PutEnv(const char *variableCopy);
- #define _MD_PUT_ENV _MD_PutEnv
- /*
- ** Following is old stuff to be looked at.
- */
- #define GCPTR
- #define CALLBACK
- typedef int (*FARPROC)();
- #define MAX_NON_PRIMARY_TIME_SLICES 6
- extern long gTimeSlicesOnNonPrimaryThread;
- extern struct PRThread *gPrimaryThread;
- // Errors not found in the Mac StdCLib
- #define EACCES 13 // Permission denied
- #define ENOENT -43 // No such file or directory
- #define _OS_INVALID_FD_VALUE -1
- #define STDERR_FILENO 2
- #if !defined(MAC_NSPR_STANDALONE)
- #define PATH_SEPARATOR ':'
- #define PATH_SEPARATOR_STR ":"
- #define DIRECTORY_SEPARATOR '/'
- #define DIRECTORY_SEPARATOR_STR "/"
- #endif
- #define UNIX_THIS_DIRECTORY_STR "./"
- #define UNIX_PARENT_DIRECTORY_STR "../"
- // Alias a few names
- #define getenv PR_GetEnv
- #define putenv _MD_PutEnv
- #if defined(MAC_NSPR_STANDALONE)
- typedef unsigned char (*MemoryCacheFlusherProc)(size_t size);
- typedef void (*PreAllocationHookProc)(void);
- extern char *strdup(const char *source);
- extern void InstallPreAllocationHook(PreAllocationHookProc newHook);
- extern void InstallMemoryCacheFlusher(MemoryCacheFlusherProc newFlusher);
- #endif
- extern char *PR_GetDLLSearchPath(void);
- #if defined(MAC_NSPR_STANDALONE)
- extern int strcmp(const char *str1, const char *str2);
- extern int strcasecmp(const char *str1, const char *str2);
- #endif
- extern void MapFullToPartialMacFile(char *);
- extern char *MapPartialToFullMacFile(const char *);
- extern void ResetTimer(void);
- extern void PR_PeriodicIdle(void);
- extern void ActivateTimer(void);
- extern void DeactivateTimer(void);
- extern void PR_InitMemory(void);
- extern struct hostent *gethostbyaddr(const void *addr, int addrlen, int type);
- extern short GetVolumeRefNumFromName(const char *);
- #include <stdio.h> // Needed to get FILE typedef
- extern FILE *_OS_FOPEN(const char *filename, const char *mode);
- //
- // Macintosh only private parts.
- //
- #define dprintTrace ";dprintf;doTrace"
- #define dprintNoTrace ";dprintf"
- extern void dprintf(const char *format, ...);
- // Entry into the memory system's cache flushing
- #if defined(MAC_NSPR_STANDALONE)
- extern PRUint8 CallCacheFlushers(size_t blockSize);
- #endif
- #if defined(MAC_NSPR_STANDALONE)
- extern void* reallocSmaller(void* block, size_t newSize);
- #endif
- /*
- ** PR_GetSystemInfo related definitions
- */
- #define _PR_SI_SYSNAME "MacOS"
- #define _PR_SI_ARCHITECTURE "PowerPC"
- /*
- * Memory-mapped files
- */
- struct _MDFileMap {
- PRInt8 unused;
- };
- extern PRStatus _MD_CreateFileMap(struct PRFileMap *fmap, PRInt64 size);
- #define _MD_CREATE_FILE_MAP _MD_CreateFileMap
- extern PRInt32 _MD_GetMemMapAlignment(void);
- #define _MD_GET_MEM_MAP_ALIGNMENT _MD_GetMemMapAlignment
- extern void * _MD_MemMap(struct PRFileMap *fmap, PRInt64 offset,
- PRUint32 len);
- #define _MD_MEM_MAP _MD_MemMap
- extern PRStatus _MD_MemUnmap(void *addr, PRUint32 size);
- #define _MD_MEM_UNMAP _MD_MemUnmap
- extern PRStatus _MD_CloseFileMap(struct PRFileMap *fmap);
- #define _MD_CLOSE_FILE_MAP _MD_CloseFileMap
- extern void SetLogFileTypeCreator(const char *logFile);
- extern int _MD_mac_get_nonblocking_connect_error(PRFileDesc* fd);
- /*
- * Critical section support
- */
- #define MAC_CRITICAL_REGIONS TARGET_CARBON
- #if MAC_CRITICAL_REGIONS
- extern void InitCriticalRegion();
- extern void TermCriticalRegion();
- extern void EnterCritialRegion();
- extern void LeaveCritialRegion();
- #define INIT_CRITICAL_REGION() InitCriticalRegion()
- #define TERM_CRITICAL_REGION() TermCriticalRegion()
- #define ENTER_CRITICAL_REGION() EnterCritialRegion()
- #define LEAVE_CRITICAL_REGION() LeaveCritialRegion()
- #else
- #define INIT_CRITICAL_REGION()
- #define TERM_CRITICAL_REGION()
- #define ENTER_CRITICAL_REGION()
- #define LEAVE_CRITICAL_REGION()
- #endif
- /*
- * CPU Idle support
- */
- extern void InitIdleSemaphore();
- extern void TermIdleSemaphore();
- extern void WaitOnIdleSemaphore();
- extern void SignalIdleSemaphore();
- /*
- * Atomic operations
- */
- #ifdef _PR_HAVE_ATOMIC_OPS
- extern PRInt32 _MD_AtomicSet(PRInt32 *val, PRInt32 newval);
- #define _MD_INIT_ATOMIC()
- #define _MD_ATOMIC_INCREMENT(val) OTAtomicAdd32(1, (SInt32 *)val)
- #define _MD_ATOMIC_ADD(ptr, val) OTAtomicAdd32(val, (SInt32 *)ptr)
- #define _MD_ATOMIC_DECREMENT(val) OTAtomicAdd32(-1, (SInt32 *)val)
- #define _MD_ATOMIC_SET(val, newval) _MD_AtomicSet(val, newval)
- #endif /* _PR_HAVE_ATOMIC_OPS */
- #endif /* prmacos_h___ */