1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
3 * The contents of this file are subject to the Mozilla Public
4 * License Version 1.1 (the "License"); you may not use this file
5 * except in compliance with the License. You may obtain a copy of
6 * the License at http://www.mozilla.org/MPL/
8 * Software distributed under the License is distributed on an "AS
9 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
10 * implied. See the License for the specific language governing
11 * rights and limitations under the License.
13 * The Original Code is the Netscape Portable Runtime (NSPR).
15 * The Initial Developer of the Original Code is Netscape
16 * Communications Corporation. Portions created by Netscape are
17 * Copyright (C) 1998-2000 Netscape Communications Corporation. All
22 * Alternatively, the contents of this file may be used under the
23 * terms of the GNU General Public License Version 2 or later (the
24 * "GPL"), in which case the provisions of the GPL are applicable
25 * instead of those above. If you wish to allow use of your
26 * version of this file only under the terms of the GPL and not to
27 * allow others to use your version of this file under the MPL,
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30 * the GPL. If you do not delete the provisions above, a recipient
31 * may use your version of this file under either the MPL or the
35 #ifndef nspr_win95_defs_h___
36 #define nspr_win95_defs_h___
45 * Internal configuration macros
48 #define PR_LINKER_ARCH "win32"
49 #define _PR_SI_SYSNAME "WIN95"
50 #define _PR_SI_ARCHITECTURE "x86" /* XXXMB hardcode for now */
53 #undef HAVE_THREAD_AFFINITY
54 #define _PR_HAVE_GETADDRINFO
55 #define _PR_INET6_PROBE
58 /* newer ws2tcpip.h provides these */
60 #define AI_CANONNAME 0x2
68 struct sockaddr
*ai_addr
;
69 struct addrinfo
*ai_next
;
73 #define _PR_HAVE_THREADSAFE_GETHOST
74 #define _PR_HAVE_ATOMIC_OPS
75 #define PR_HAVE_WIN32_NAMED_SHARED_MEMORY
77 /* --- Common User-Thread/Native-Thread Definitions --------------------- */
80 extern struct PRLock
*_pr_schedLock
;
82 /* --- Typedefs --- */
83 typedef void (*FiberFunc
)(void *);
85 #define PR_NUM_GCREGS 8
86 typedef PRInt32 PR_CONTEXT_TYPE
[PR_NUM_GCREGS
];
87 #define GC_VMBASE 0x40000000
88 #define GC_VMLIMIT 0x00FFFFFF
90 #define _MD_MAGIC_THREAD 0x22222222
91 #define _MD_MAGIC_THREADSTACK 0x33333333
92 #define _MD_MAGIC_SEGMENT 0x44444444
93 #define _MD_MAGIC_DIR 0x55555555
94 #define _MD_MAGIC_CV 0x66666666
101 HANDLE blocked_sema
; /* Threads block on this when waiting
104 PRBool inCVWaitQueue
; /* PR_TRUE if the thread is in the
105 * wait queue of some cond var.
106 * PR_FALSE otherwise. */
107 HANDLE handle
; /* Win32 thread handle */
109 void *sp
; /* only valid when suspended */
110 PRUint32 magic
; /* for debugging */
111 PR_CONTEXT_TYPE gcContext
; /* Thread context for GC */
112 struct PRThread
*prev
, *next
; /* used by the cvar wait queue to
113 * chain the PRThread structures
115 void (*start
)(void *); /* used by _PR_MD_CREATE_THREAD to
116 * pass its 'start' argument to
120 struct _MDThreadStack
{
121 PRUint32 magic
; /* for debugging */
125 PRUint32 magic
; /* for debugging */
132 WIN32_FIND_DATA d_entry
;
133 PRBool firstEntry
; /* Is this the entry returned
134 * by FindFirstFile()? */
135 PRUint32 magic
; /* for debugging */
141 WIN32_FIND_DATAW d_entry
;
142 PRBool firstEntry
; /* Is this the entry returned
143 * by FindFirstFileW()? */
144 PRUint32 magic
; /* for debugging */
146 #endif /* MOZ_UNICODE */
150 struct PRThread
*waitHead
, *waitTail
; /* the wait queue: a doubly-
151 * linked list of threads
152 * waiting on this condition
154 PRIntn nwait
; /* number of threads in the
158 #define _MD_CV_NOTIFIED_LENGTH 6
159 typedef struct _MDNotified _MDNotified
;
161 PRIntn length
; /* # of used entries in this
164 struct _MDCVar
*cv
; /* the condition variable notified */
165 PRIntn times
; /* and the number of times notified */
166 struct PRThread
*notifyHead
; /* list of threads to wake up */
167 } cv
[_MD_CV_NOTIFIED_LENGTH
];
168 _MDNotified
*link
; /* link to another of these, or NULL */
172 CRITICAL_SECTION mutex
; /* this is recursive on NT */
175 * When notifying cvars, there is no point in actually
176 * waking up the threads waiting on the cvars until we've
177 * released the lock. So, we temporarily record the cvars.
178 * When doing an unlock, we'll then wake up the waiting threads.
180 struct _MDNotified notified
; /* array of conditions notified */
187 struct _MDSemaphore
{
192 PRInt32 osfd
; /* The osfd can come from one of three spaces:
193 * - For stdin, stdout, and stderr, we are using
194 * the libc file handle (0, 1, 2), which is an int.
195 * - For files and pipes, we are using Win32 HANDLE,
197 * - For sockets, we are using Winsock SOCKET, which
207 /* --- Misc stuff --- */
208 #define _MD_GET_SP(thread) (thread)->md.gcContext[6]
210 /* --- NT security stuff --- */
212 extern void _PR_NT_InitSids(void);
213 extern void _PR_NT_FreeSids(void);
214 extern PRStatus
_PR_NT_MakeSecurityDescriptorACL(
217 PSECURITY_DESCRIPTOR
*resultSD
,
220 extern void _PR_NT_FreeSecurityDescriptorACL(
221 PSECURITY_DESCRIPTOR pSD
, PACL pACL
);
223 /* --- IO stuff --- */
225 #define _MD_OPEN _PR_MD_OPEN
226 #define _MD_OPEN_FILE _PR_MD_OPEN_FILE
227 #define _MD_READ _PR_MD_READ
228 #define _MD_WRITE _PR_MD_WRITE
229 #define _MD_WRITEV _PR_MD_WRITEV
230 #define _MD_LSEEK _PR_MD_LSEEK
231 #define _MD_LSEEK64 _PR_MD_LSEEK64
232 extern PRInt32
_MD_CloseFile(PRInt32 osfd
);
233 #define _MD_CLOSE_FILE _MD_CloseFile
234 #define _MD_GETFILEINFO _PR_MD_GETFILEINFO
235 #define _MD_GETFILEINFO64 _PR_MD_GETFILEINFO64
236 #define _MD_GETOPENFILEINFO _PR_MD_GETOPENFILEINFO
237 #define _MD_GETOPENFILEINFO64 _PR_MD_GETOPENFILEINFO64
238 #define _MD_STAT _PR_MD_STAT
239 #define _MD_RENAME _PR_MD_RENAME
240 #define _MD_ACCESS _PR_MD_ACCESS
241 #define _MD_DELETE _PR_MD_DELETE
242 #define _MD_MKDIR _PR_MD_MKDIR
243 #define _MD_MAKE_DIR _PR_MD_MAKE_DIR
244 #define _MD_RMDIR _PR_MD_RMDIR
245 #define _MD_LOCKFILE _PR_MD_LOCKFILE
246 #define _MD_TLOCKFILE _PR_MD_TLOCKFILE
247 #define _MD_UNLOCKFILE _PR_MD_UNLOCKFILE
250 /* --- UTF16 IO stuff --- */
251 #define _MD_OPEN_FILE_UTF16 _PR_MD_OPEN_FILE_UTF16
252 #define _MD_OPEN_DIR_UTF16 _PR_MD_OPEN_DIR_UTF16
253 #define _MD_READ_DIR_UTF16 _PR_MD_READ_DIR_UTF16
254 #define _MD_CLOSE_DIR_UTF16 _PR_MD_CLOSE_DIR_UTF16
255 #define _MD_GETFILEINFO64_UTF16 _PR_MD_GETFILEINFO64_UTF16
256 #endif /* MOZ_UNICODE */
258 /* --- Socket IO stuff --- */
259 #define _MD_EACCES WSAEACCES
260 #define _MD_EADDRINUSE WSAEADDRINUSE
261 #define _MD_EADDRNOTAVAIL WSAEADDRNOTAVAIL
262 #define _MD_EAFNOSUPPORT WSAEAFNOSUPPORT
263 #define _MD_EAGAIN WSAEWOULDBLOCK
264 #define _MD_EALREADY WSAEALREADY
265 #define _MD_EBADF WSAEBADF
266 #define _MD_ECONNREFUSED WSAECONNREFUSED
267 #define _MD_ECONNRESET WSAECONNRESET
268 #define _MD_EFAULT WSAEFAULT
269 #define _MD_EINPROGRESS WSAEINPROGRESS
270 #define _MD_EINTR WSAEINTR
271 #define _MD_EINVAL EINVAL
272 #define _MD_EISCONN WSAEISCONN
273 #define _MD_ENETUNREACH WSAENETUNREACH
274 #define _MD_ENOENT ENOENT
275 #define _MD_ENOTCONN WSAENOTCONN
276 #define _MD_ENOTSOCK WSAENOTSOCK
277 #define _MD_EOPNOTSUPP WSAEOPNOTSUPP
278 #define _MD_EWOULDBLOCK WSAEWOULDBLOCK
279 #define _MD_GET_SOCKET_ERROR() WSAGetLastError()
280 #define _MD_SET_SOCKET_ERROR(_err) WSASetLastError(_err)
282 #define _MD_INIT_FILEDESC(fd)
283 extern void _MD_MakeNonblock(PRFileDesc
*f
);
284 #define _MD_MAKE_NONBLOCK _MD_MakeNonblock
285 #define _MD_INIT_FD_INHERITABLE _PR_MD_INIT_FD_INHERITABLE
286 #define _MD_QUERY_FD_INHERITABLE _PR_MD_QUERY_FD_INHERITABLE
287 #define _MD_SHUTDOWN _PR_MD_SHUTDOWN
288 #define _MD_LISTEN _PR_MD_LISTEN
289 extern PRInt32
_MD_CloseSocket(PRInt32 osfd
);
290 #define _MD_CLOSE_SOCKET _MD_CloseSocket
291 #define _MD_SENDTO _PR_MD_SENDTO
292 #define _MD_RECVFROM _PR_MD_RECVFROM
293 #define _MD_SOCKETPAIR(s, type, proto, sv) -1
294 #define _MD_GETSOCKNAME _PR_MD_GETSOCKNAME
295 #define _MD_GETPEERNAME _PR_MD_GETPEERNAME
296 #define _MD_GETSOCKOPT _PR_MD_GETSOCKOPT
297 #define _MD_SETSOCKOPT _PR_MD_SETSOCKOPT
298 #define _MD_SET_FD_INHERITABLE _PR_MD_SET_FD_INHERITABLE
299 #define _MD_SELECT select
300 #define _MD_FSYNC _PR_MD_FSYNC
304 #define _MD_INIT_ATOMIC()
305 #if defined(_M_IX86) || defined(_X86_)
306 #define _MD_ATOMIC_INCREMENT _PR_MD_ATOMIC_INCREMENT
307 #define _MD_ATOMIC_ADD _PR_MD_ATOMIC_ADD
308 #define _MD_ATOMIC_DECREMENT _PR_MD_ATOMIC_DECREMENT
309 #else /* non-x86 processors */
310 #define _MD_ATOMIC_INCREMENT(x) InterlockedIncrement((PLONG)x)
311 #define _MD_ATOMIC_ADD(ptr,val) (InterlockedExchangeAdd((PLONG)ptr, (LONG)val) + val)
312 #define _MD_ATOMIC_DECREMENT(x) InterlockedDecrement((PLONG)x)
314 #define _MD_ATOMIC_SET(x,y) InterlockedExchange((PLONG)x, (LONG)y)
316 #define _MD_INIT_IO _PR_MD_INIT_IO
319 /* win95 doesn't have async IO */
320 #define _MD_SOCKET _PR_MD_SOCKET
321 extern PRInt32
_MD_SocketAvailable(PRFileDesc
*fd
);
322 #define _MD_SOCKETAVAILABLE _MD_SocketAvailable
323 #define _MD_PIPEAVAILABLE _PR_MD_PIPEAVAILABLE
324 #define _MD_CONNECT _PR_MD_CONNECT
325 extern PRInt32
_MD_Accept(PRFileDesc
*fd
, PRNetAddr
*raddr
, PRUint32
*rlen
,
326 PRIntervalTime timeout
);
327 #define _MD_ACCEPT _MD_Accept
328 #define _MD_BIND _PR_MD_BIND
329 #define _MD_RECV _PR_MD_RECV
330 #define _MD_SEND _PR_MD_SEND
331 #define _MD_PR_POLL _PR_MD_PR_POLL
333 /* --- Scheduler stuff --- */
334 // #define _MD_PAUSE_CPU _PR_MD_PAUSE_CPU
335 #define _MD_PAUSE_CPU
337 /* --- DIR stuff --- */
338 #define PR_DIRECTORY_SEPARATOR '\\'
339 #define PR_DIRECTORY_SEPARATOR_STR "\\"
340 #define PR_PATH_SEPARATOR ';'
341 #define PR_PATH_SEPARATOR_STR ";"
342 #define _MD_ERRNO() GetLastError()
343 #define _MD_OPEN_DIR _PR_MD_OPEN_DIR
344 #define _MD_CLOSE_DIR _PR_MD_CLOSE_DIR
345 #define _MD_READ_DIR _PR_MD_READ_DIR
347 /* --- Segment stuff --- */
348 #define _MD_INIT_SEGS()
349 #define _MD_ALLOC_SEGMENT(seg, size, vaddr) 0
350 #define _MD_FREE_SEGMENT(seg)
352 /* --- Environment Stuff --- */
353 #define _MD_GET_ENV _PR_MD_GET_ENV
354 #define _MD_PUT_ENV _PR_MD_PUT_ENV
356 /* --- Threading Stuff --- */
357 #define _MD_DEFAULT_STACK_SIZE 0
358 #define _MD_INIT_THREAD _PR_MD_INIT_THREAD
359 #define _MD_INIT_ATTACHED_THREAD _PR_MD_INIT_THREAD
360 #define _MD_CREATE_THREAD _PR_MD_CREATE_THREAD
361 #define _MD_YIELD _PR_MD_YIELD
362 #define _MD_SET_PRIORITY _PR_MD_SET_PRIORITY
363 #define _MD_CLEAN_THREAD _PR_MD_CLEAN_THREAD
364 #define _MD_SETTHREADAFFINITYMASK _PR_MD_SETTHREADAFFINITYMASK
365 #define _MD_GETTHREADAFFINITYMASK _PR_MD_GETTHREADAFFINITYMASK
366 #define _MD_EXIT_THREAD _PR_MD_EXIT_THREAD
367 #define _MD_EXIT _PR_MD_EXIT
368 #define _MD_SUSPEND_THREAD _PR_MD_SUSPEND_THREAD
369 #define _MD_RESUME_THREAD _PR_MD_RESUME_THREAD
370 #define _MD_SUSPEND_CPU _PR_MD_SUSPEND_CPU
371 #define _MD_RESUME_CPU _PR_MD_RESUME_CPU
372 #define _MD_BEGIN_SUSPEND_ALL()
373 #define _MD_BEGIN_RESUME_ALL()
374 #define _MD_END_SUSPEND_ALL()
375 #define _MD_END_RESUME_ALL()
377 /* --- Lock stuff --- */
378 #define _PR_LOCK _MD_LOCK
379 #define _PR_UNLOCK _MD_UNLOCK
381 #define _MD_NEW_LOCK(lock) (InitializeCriticalSection(&((lock)->mutex)),(lock)->notified.length=0,(lock)->notified.link=NULL,PR_SUCCESS)
382 #define _MD_FREE_LOCK(lock) DeleteCriticalSection(&((lock)->mutex))
383 #define _MD_LOCK(lock) EnterCriticalSection(&((lock)->mutex))
384 #define _MD_TEST_AND_LOCK(lock) (EnterCriticalSection(&((lock)->mutex)),0)
385 #define _MD_UNLOCK _PR_MD_UNLOCK
387 /* --- lock and cv waiting --- */
388 #define _MD_WAIT _PR_MD_WAIT
389 #define _MD_WAKEUP_WAITER _PR_MD_WAKEUP_WAITER
391 /* --- CVar ------------------- */
392 #define _MD_WAIT_CV _PR_MD_WAIT_CV
393 #define _MD_NEW_CV _PR_MD_NEW_CV
394 #define _MD_FREE_CV _PR_MD_FREE_CV
395 #define _MD_NOTIFY_CV _PR_MD_NOTIFY_CV
396 #define _MD_NOTIFYALL_CV _PR_MD_NOTIFYALL_CV
398 /* XXXMB- the IOQ stuff is certainly not working correctly yet. */
399 // extern struct _MDLock _pr_ioq_lock;
400 #define _MD_IOQ_LOCK()
401 #define _MD_IOQ_UNLOCK()
404 /* --- Initialization stuff --- */
405 #define _MD_START_INTERRUPTS()
406 #define _MD_STOP_INTERRUPTS()
407 #define _MD_DISABLE_CLOCK_INTERRUPTS()
408 #define _MD_ENABLE_CLOCK_INTERRUPTS()
409 #define _MD_BLOCK_CLOCK_INTERRUPTS()
410 #define _MD_UNBLOCK_CLOCK_INTERRUPTS()
411 #define _MD_EARLY_INIT _PR_MD_EARLY_INIT
412 #define _MD_FINAL_INIT()
413 #define _MD_INIT_CPUS()
414 #define _MD_INIT_RUNNING_CPU(cpu)
417 struct PRProcessAttr
;
419 #define _MD_CREATE_PROCESS _PR_CreateWindowsProcess
420 extern struct PRProcess
* _PR_CreateWindowsProcess(
424 const struct PRProcessAttr
*attr
427 #define _MD_DETACH_PROCESS _PR_DetachWindowsProcess
428 extern PRStatus
_PR_DetachWindowsProcess(struct PRProcess
*process
);
430 /* --- Wait for a child process to terminate --- */
431 #define _MD_WAIT_PROCESS _PR_WaitWindowsProcess
432 extern PRStatus
_PR_WaitWindowsProcess(struct PRProcess
*process
,
435 #define _MD_KILL_PROCESS _PR_KillWindowsProcess
436 extern PRStatus
_PR_KillWindowsProcess(struct PRProcess
*process
);
438 #define _MD_CLEANUP_BEFORE_EXIT _PR_MD_CLEANUP_BEFORE_EXIT
439 #define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
443 #define _MD_SWITCH_CONTEXT
444 #define _MD_RESTORE_CONTEXT
446 /* --- Intervals --- */
447 #define _MD_INTERVAL_INIT _PR_MD_INTERVAL_INIT
448 #define _MD_GET_INTERVAL _PR_MD_GET_INTERVAL
449 #define _MD_INTERVAL_PER_SEC _PR_MD_INTERVAL_PER_SEC
450 #define _MD_INTERVAL_PER_MILLISEC() (_PR_MD_INTERVAL_PER_SEC() / 1000)
451 #define _MD_INTERVAL_PER_MICROSEC() (_PR_MD_INTERVAL_PER_SEC() / 1000000)
454 extern void _PR_FileTimeToPRTime(const FILETIME
*filetime
, PRTime
*prtm
);
456 /* --- Native-Thread Specific Definitions ------------------------------- */
458 extern struct PRThread
* _MD_CURRENT_THREAD(void);
460 #ifdef _PR_USE_STATIC_TLS
461 extern __declspec(thread
) struct PRThread
*_pr_currentThread
;
462 #define _MD_GET_ATTACHED_THREAD() _pr_currentThread
463 #define _MD_SET_CURRENT_THREAD(_thread) (_pr_currentThread = (_thread))
465 extern __declspec(thread
) struct PRThread
*_pr_thread_last_run
;
466 #define _MD_LAST_THREAD() _pr_thread_last_run
467 #define _MD_SET_LAST_THREAD(_thread) (_pr_thread_last_run = 0)
469 extern __declspec(thread
) struct _PRCPU
*_pr_currentCPU
;
470 #define _MD_CURRENT_CPU() _pr_currentCPU
471 #define _MD_SET_CURRENT_CPU(_cpu) (_pr_currentCPU = 0)
472 #else /* _PR_USE_STATIC_TLS */
473 extern DWORD _pr_currentThreadIndex
;
474 #define _MD_GET_ATTACHED_THREAD() ((PRThread *) TlsGetValue(_pr_currentThreadIndex))
475 #define _MD_SET_CURRENT_THREAD(_thread) TlsSetValue(_pr_currentThreadIndex, (_thread))
477 extern DWORD _pr_lastThreadIndex
;
478 #define _MD_LAST_THREAD() ((PRThread *) TlsGetValue(_pr_lastThreadIndex))
479 #define _MD_SET_LAST_THREAD(_thread) TlsSetValue(_pr_lastThreadIndex, 0)
481 extern DWORD _pr_currentCPUIndex
;
482 #define _MD_CURRENT_CPU() ((struct _PRCPU *) TlsGetValue(_pr_currentCPUIndex))
483 #define _MD_SET_CURRENT_CPU(_cpu) TlsSetValue(_pr_currentCPUIndex, 0)
484 #endif /* _PR_USE_STATIC_TLS */
486 /* --- Scheduler stuff --- */
487 #define LOCK_SCHEDULER() 0
488 #define UNLOCK_SCHEDULER() 0
489 #define _PR_LockSched() 0
490 #define _PR_UnlockSched() 0
492 /* --- Initialization stuff --- */
493 #define _MD_INIT_LOCKS()
495 /* --- Stack stuff --- */
496 #define _MD_INIT_STACK(stack, redzone)
497 #define _MD_CLEAR_STACK(stack)
499 /* --- Memory-mapped files stuff --- */
506 extern PRStatus
_MD_CreateFileMap(struct PRFileMap
*fmap
, PRInt64 size
);
507 #define _MD_CREATE_FILE_MAP _MD_CreateFileMap
509 extern PRInt32
_MD_GetMemMapAlignment(void);
510 #define _MD_GET_MEM_MAP_ALIGNMENT _MD_GetMemMapAlignment
512 extern void * _MD_MemMap(struct PRFileMap
*fmap
, PRInt64 offset
,
514 #define _MD_MEM_MAP _MD_MemMap
516 extern PRStatus
_MD_MemUnmap(void *addr
, PRUint32 size
);
517 #define _MD_MEM_UNMAP _MD_MemUnmap
519 extern PRStatus
_MD_CloseFileMap(struct PRFileMap
*fmap
);
520 #define _MD_CLOSE_FILE_MAP _MD_CloseFileMap
522 /* --- Named semaphores stuff --- */
523 #define _PR_HAVE_NAMED_SEMAPHORES
524 #define _MD_OPEN_SEMAPHORE _PR_MD_OPEN_SEMAPHORE
525 #define _MD_WAIT_SEMAPHORE _PR_MD_WAIT_SEMAPHORE
526 #define _MD_POST_SEMAPHORE _PR_MD_POST_SEMAPHORE
527 #define _MD_CLOSE_SEMAPHORE _PR_MD_CLOSE_SEMAPHORE
528 #define _MD_DELETE_SEMAPHORE(name) PR_SUCCESS /* no op */
530 #endif /* nspr_win32_defs_h___ */