_win95.h

Netscape NSPR库源码

#define _MD_INIT_FD_INHERITABLE       _PR_MD_INIT_FD_INHERITABLE
#define _MD_QUERY_FD_INHERITABLE      _PR_MD_QUERY_FD_INHERITABLE
#define _MD_SHUTDOWN                  _PR_MD_SHUTDOWN
#define _MD_LISTEN                    _PR_MD_LISTEN
extern PRInt32 _MD_CloseSocket(PRInt32 osfd);
#define _MD_CLOSE_SOCKET              _MD_CloseSocket
#define _MD_SENDTO                    _PR_MD_SENDTO
#define _MD_RECVFROM                  _PR_MD_RECVFROM
#define _MD_SOCKETPAIR(s, type, proto, sv) -1
#define _MD_GETSOCKNAME               _PR_MD_GETSOCKNAME
#define _MD_GETPEERNAME               _PR_MD_GETPEERNAME
#define _MD_GETSOCKOPT                _PR_MD_GETSOCKOPT
#define _MD_SETSOCKOPT                _PR_MD_SETSOCKOPT
#define _MD_SET_FD_INHERITABLE        _PR_MD_SET_FD_INHERITABLE
#define _MD_SELECT                    select
#define _MD_FSYNC                     _PR_MD_FSYNC
#define READ_FD                       1
#define WRITE_FD                      2

#define _MD_INIT_ATOMIC()
#if defined(_M_IX86) || defined(_X86_)
#define _MD_ATOMIC_INCREMENT          _PR_MD_ATOMIC_INCREMENT
#define _MD_ATOMIC_ADD          	  _PR_MD_ATOMIC_ADD
#define _MD_ATOMIC_DECREMENT          _PR_MD_ATOMIC_DECREMENT
#else /* non-x86 processors */
#define _MD_ATOMIC_INCREMENT(x)       InterlockedIncrement((PLONG)x)
#define _MD_ATOMIC_ADD(ptr,val)    (InterlockedExchangeAdd((PLONG)ptr, (LONG)val) + val)
#define _MD_ATOMIC_DECREMENT(x)       InterlockedDecrement((PLONG)x)
#endif /* x86 */
#define _MD_ATOMIC_SET(x,y)           InterlockedExchange((PLONG)x, (LONG)y)

#define _MD_INIT_IO                   _PR_MD_INIT_IO


/* win95 doesn't have async IO */
#define _MD_SOCKET                    _PR_MD_SOCKET
extern PRInt32 _MD_SocketAvailable(PRFileDesc *fd);
#define _MD_SOCKETAVAILABLE           _MD_SocketAvailable
#define _MD_PIPEAVAILABLE             _PR_MD_PIPEAVAILABLE
#define _MD_CONNECT                   _PR_MD_CONNECT
extern PRInt32 _MD_Accept(PRFileDesc *fd, PRNetAddr *raddr, PRUint32 *rlen,
        PRIntervalTime timeout);
#define _MD_ACCEPT                    _MD_Accept
#define _MD_BIND                      _PR_MD_BIND
#define _MD_RECV                      _PR_MD_RECV
#define _MD_SEND                      _PR_MD_SEND
#define _MD_PR_POLL                   _PR_MD_PR_POLL

/* --- Scheduler stuff --- */
// #define _MD_PAUSE_CPU                 _PR_MD_PAUSE_CPU
#define _MD_PAUSE_CPU

/* --- DIR stuff --- */
#define PR_DIRECTORY_SEPARATOR        '\\'
#define PR_DIRECTORY_SEPARATOR_STR    "\\"
#define PR_PATH_SEPARATOR		';'
#define PR_PATH_SEPARATOR_STR		";"
#define _MD_ERRNO()                   GetLastError()
#define _MD_OPEN_DIR                  _PR_MD_OPEN_DIR
#define _MD_CLOSE_DIR                 _PR_MD_CLOSE_DIR
#define _MD_READ_DIR                  _PR_MD_READ_DIR

/* --- Segment stuff --- */
#define _MD_INIT_SEGS()
#define _MD_ALLOC_SEGMENT(seg, size, vaddr)   0
#define _MD_FREE_SEGMENT(seg)

/* --- Environment Stuff --- */
#define _MD_GET_ENV                 _PR_MD_GET_ENV
#define _MD_PUT_ENV                 _PR_MD_PUT_ENV

/* --- Threading Stuff --- */
#define _MD_DEFAULT_STACK_SIZE            0
#define _MD_INIT_THREAD             _PR_MD_INIT_THREAD
#define _MD_INIT_ATTACHED_THREAD    _PR_MD_INIT_THREAD
#define _MD_CREATE_THREAD           _PR_MD_CREATE_THREAD
#define _MD_YIELD                   _PR_MD_YIELD
#define _MD_SET_PRIORITY            _PR_MD_SET_PRIORITY
#define _MD_CLEAN_THREAD            _PR_MD_CLEAN_THREAD
#define _MD_SETTHREADAFFINITYMASK   _PR_MD_SETTHREADAFFINITYMASK
#define _MD_GETTHREADAFFINITYMASK   _PR_MD_GETTHREADAFFINITYMASK
#define _MD_EXIT_THREAD             _PR_MD_EXIT_THREAD
#define _MD_EXIT                    _PR_MD_EXIT
#define _MD_SUSPEND_THREAD          _PR_MD_SUSPEND_THREAD
#define _MD_RESUME_THREAD           _PR_MD_RESUME_THREAD
#define _MD_SUSPEND_CPU             _PR_MD_SUSPEND_CPU
#define _MD_RESUME_CPU              _PR_MD_RESUME_CPU
#define _MD_BEGIN_SUSPEND_ALL()
#define _MD_BEGIN_RESUME_ALL()
#define _MD_END_SUSPEND_ALL()
#define _MD_END_RESUME_ALL()

/* --- Lock stuff --- */
#define _PR_LOCK                      _MD_LOCK
#define _PR_UNLOCK					  _MD_UNLOCK

#define _MD_NEW_LOCK(lock)            (InitializeCriticalSection(&((lock)->mutex)),(lock)->notified.length=0,(lock)->notified.link=NULL,PR_SUCCESS)
#define _MD_FREE_LOCK(lock)           DeleteCriticalSection(&((lock)->mutex))
#define _MD_LOCK(lock)                EnterCriticalSection(&((lock)->mutex))
#define _MD_TEST_AND_LOCK(lock)       (EnterCriticalSection(&((lock)->mutex)),0)
#define _MD_UNLOCK                    _PR_MD_UNLOCK

/* --- lock and cv waiting --- */
#define _MD_WAIT                      _PR_MD_WAIT
#define _MD_WAKEUP_WAITER             _PR_MD_WAKEUP_WAITER

/* --- CVar ------------------- */
#define _MD_WAIT_CV					  _PR_MD_WAIT_CV
#define _MD_NEW_CV					  _PR_MD_NEW_CV
#define _MD_FREE_CV					  _PR_MD_FREE_CV
#define _MD_NOTIFY_CV				  _PR_MD_NOTIFY_CV	
#define _MD_NOTIFYALL_CV			  _PR_MD_NOTIFYALL_CV

   /* XXXMB- the IOQ stuff is certainly not working correctly yet. */
// extern  struct _MDLock              _pr_ioq_lock;
#define _MD_IOQ_LOCK()                
#define _MD_IOQ_UNLOCK()              


/* --- Initialization stuff --- */
#define _MD_START_INTERRUPTS()
#define _MD_STOP_INTERRUPTS()
#define _MD_DISABLE_CLOCK_INTERRUPTS()
#define _MD_ENABLE_CLOCK_INTERRUPTS()
#define _MD_BLOCK_CLOCK_INTERRUPTS()
#define _MD_UNBLOCK_CLOCK_INTERRUPTS()
#define _MD_EARLY_INIT                _PR_MD_EARLY_INIT
#define _MD_FINAL_INIT()
#define _MD_INIT_CPUS()
#define _MD_INIT_RUNNING_CPU(cpu)

struct PRProcess;
struct PRProcessAttr;

#define _MD_CREATE_PROCESS _PR_CreateWindowsProcess
extern struct PRProcess * _PR_CreateWindowsProcess(
    const char *path,
    char *const *argv,
    char *const *envp,
    const struct PRProcessAttr *attr
);

#define _MD_DETACH_PROCESS _PR_DetachWindowsProcess
extern PRStatus _PR_DetachWindowsProcess(struct PRProcess *process);

/* --- Wait for a child process to terminate --- */
#define _MD_WAIT_PROCESS _PR_WaitWindowsProcess
extern PRStatus _PR_WaitWindowsProcess(struct PRProcess *process, 
    PRInt32 *exitCode);

#define _MD_KILL_PROCESS _PR_KillWindowsProcess
extern PRStatus _PR_KillWindowsProcess(struct PRProcess *process);

#define _MD_CLEANUP_BEFORE_EXIT           _PR_MD_CLEANUP_BEFORE_EXIT
#define _MD_INIT_CONTEXT
#define _MD_SWITCH_CONTEXT
#define _MD_RESTORE_CONTEXT

/* --- Intervals --- */
#define _MD_INTERVAL_INIT                 _PR_MD_INTERVAL_INIT
#define _MD_GET_INTERVAL                  _PR_MD_GET_INTERVAL
#define _MD_INTERVAL_PER_SEC              _PR_MD_INTERVAL_PER_SEC
#define _MD_INTERVAL_PER_MILLISEC()       (_PR_MD_INTERVAL_PER_SEC() / 1000)
#define _MD_INTERVAL_PER_MICROSEC()       (_PR_MD_INTERVAL_PER_SEC() / 1000000)

/* --- Native-Thread Specific Definitions ------------------------------- */

extern struct PRThread * _MD_CURRENT_THREAD(void);

#ifdef _PR_USE_STATIC_TLS
extern __declspec(thread) struct PRThread *_pr_currentThread;
#define _MD_GET_ATTACHED_THREAD() _pr_currentThread
#define _MD_SET_CURRENT_THREAD(_thread) (_pr_currentThread = (_thread))

extern __declspec(thread) struct PRThread *_pr_thread_last_run;
#define _MD_LAST_THREAD() _pr_thread_last_run
#define _MD_SET_LAST_THREAD(_thread) (_pr_thread_last_run = 0)

extern __declspec(thread) struct _PRCPU *_pr_currentCPU;
#define _MD_CURRENT_CPU() _pr_currentCPU
#define _MD_SET_CURRENT_CPU(_cpu) (_pr_currentCPU = 0)
#else /* _PR_USE_STATIC_TLS */
extern DWORD _pr_currentThreadIndex;
#define _MD_GET_ATTACHED_THREAD() ((PRThread *) TlsGetValue(_pr_currentThreadIndex))
#define _MD_SET_CURRENT_THREAD(_thread) TlsSetValue(_pr_currentThreadIndex, (_thread))

extern DWORD _pr_lastThreadIndex;
#define _MD_LAST_THREAD() ((PRThread *) TlsGetValue(_pr_lastThreadIndex))
#define _MD_SET_LAST_THREAD(_thread) TlsSetValue(_pr_lastThreadIndex, 0)

extern DWORD _pr_currentCPUIndex;
#define _MD_CURRENT_CPU() ((struct _PRCPU *) TlsGetValue(_pr_currentCPUIndex))
#define _MD_SET_CURRENT_CPU(_cpu) TlsSetValue(_pr_currentCPUIndex, 0)
#endif /* _PR_USE_STATIC_TLS */

/* --- Scheduler stuff --- */
#define LOCK_SCHEDULER()                 0
#define UNLOCK_SCHEDULER()               0
#define _PR_LockSched()                	 0
#define _PR_UnlockSched()                0

/* --- Initialization stuff --- */
#define _MD_INIT_LOCKS()

/* --- Stack stuff --- */
#define _MD_INIT_STACK(stack, redzone)
#define _MD_CLEAR_STACK(stack)

/* --- Memory-mapped files stuff --- */

struct _MDFileMap {
    HANDLE hFileMap;
    DWORD dwAccess;
};

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

/* --- Named semaphores stuff --- */
#define _PR_HAVE_NAMED_SEMAPHORES
#define _MD_OPEN_SEMAPHORE            _PR_MD_OPEN_SEMAPHORE
#define _MD_WAIT_SEMAPHORE            _PR_MD_WAIT_SEMAPHORE
#define _MD_POST_SEMAPHORE            _PR_MD_POST_SEMAPHORE
#define _MD_CLOSE_SEMAPHORE           _PR_MD_CLOSE_SEMAPHORE
#define _MD_DELETE_SEMAPHORE(name)    PR_SUCCESS  /* no op */

#endif /* nspr_win32_defs_h___ */