/* -*- 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 nspr_win95_defs_h___ #define nspr_win95_defs_h___ #include "prio.h" #include #include #include /* * Internal configuration macros */ #define PR_LINKER_ARCH "win32" #define _PR_SI_SYSNAME "WIN95" #define _PR_SI_ARCHITECTURE "x86" /* XXXMB hardcode for now */ #define HAVE_DLL #undef HAVE_THREAD_AFFINITY #define _PR_HAVE_GETADDRINFO #define _PR_INET6_PROBE #ifndef _PR_INET6 #define AF_INET6 23 /* newer ws2tcpip.h provides these */ #ifndef AI_CANONNAME #define AI_CANONNAME 0x2 struct addrinfo { int ai_flags; int ai_family; int ai_socktype; int ai_protocol; size_t ai_addrlen; char *ai_canonname; struct sockaddr *ai_addr; struct addrinfo *ai_next; }; #endif #define _PR_HAVE_MD_SOCKADDR_IN6 /* isomorphic to struct in6_addr on Windows */ struct _md_in6_addr { union { PRUint8 _S6_u8[16]; PRUint16 _S6_u16[8]; } _S6_un; }; /* isomorphic to struct sockaddr_in6 on Windows */ struct _md_sockaddr_in6 { PRInt16 sin6_family; PRUint16 sin6_port; PRUint32 sin6_flowinfo; struct _md_in6_addr sin6_addr; PRUint32 sin6_scope_id; }; #endif #define _PR_HAVE_THREADSAFE_GETHOST #define _PR_HAVE_ATOMIC_OPS #define PR_HAVE_WIN32_NAMED_SHARED_MEMORY /* --- Common User-Thread/Native-Thread Definitions --------------------- */ /* --- Globals --- */ extern struct PRLock *_pr_schedLock; /* --- Typedefs --- */ typedef void (*FiberFunc)(void *); #define PR_NUM_GCREGS 8 typedef PRInt32 PR_CONTEXT_TYPE[PR_NUM_GCREGS]; #define GC_VMBASE 0x40000000 #define GC_VMLIMIT 0x00FFFFFF #define _MD_MAGIC_THREAD 0x22222222 #define _MD_MAGIC_THREADSTACK 0x33333333 #define _MD_MAGIC_SEGMENT 0x44444444 #define _MD_MAGIC_DIR 0x55555555 #define _MD_MAGIC_CV 0x66666666 struct _MDCPU { int unused; }; struct _MDThread { HANDLE blocked_sema; /* Threads block on this when waiting * for IO or CondVar. */ PRBool inCVWaitQueue; /* PR_TRUE if the thread is in the * wait queue of some cond var. * PR_FALSE otherwise. */ HANDLE handle; /* Win32 thread handle */ PRUint32 id; void *sp; /* only valid when suspended */ PRUint32 magic; /* for debugging */ PR_CONTEXT_TYPE gcContext; /* Thread context for GC */ struct PRThread *prev, *next; /* used by the cvar wait queue to * chain the PRThread structures * together */ void (*start)(void *); /* used by _PR_MD_CREATE_THREAD to * pass its 'start' argument to * pr_root. */ }; struct _MDThreadStack { PRUint32 magic; /* for debugging */ }; struct _MDSegment { PRUint32 magic; /* for debugging */ }; #undef PROFILE_LOCKS struct _MDDir { HANDLE d_hdl; WIN32_FIND_DATA d_entry; PRBool firstEntry; /* Is this the entry returned * by FindFirstFile()? */ PRUint32 magic; /* for debugging */ }; #ifdef MOZ_UNICODE struct _MDDirUTF16 { HANDLE d_hdl; WIN32_FIND_DATAW d_entry; PRBool firstEntry; /* Is this the entry returned * by FindFirstFileW()? */ PRUint32 magic; /* for debugging */ }; #endif /* MOZ_UNICODE */ struct _MDCVar { PRUint32 magic; struct PRThread *waitHead, *waitTail; /* the wait queue: a doubly- * linked list of threads * waiting on this condition * variable */ PRIntn nwait; /* number of threads in the * wait queue */ }; #define _MD_CV_NOTIFIED_LENGTH 6 typedef struct _MDNotified _MDNotified; struct _MDNotified { PRIntn length; /* # of used entries in this * structure */ struct { struct _MDCVar *cv; /* the condition variable notified */ PRIntn times; /* and the number of times notified */ struct PRThread *notifyHead; /* list of threads to wake up */ } cv[_MD_CV_NOTIFIED_LENGTH]; _MDNotified *link; /* link to another of these, or NULL */ }; struct _MDLock { CRITICAL_SECTION mutex; /* this is recursive on NT */ /* * When notifying cvars, there is no point in actually * waking up the threads waiting on the cvars until we've * released the lock. So, we temporarily record the cvars. * When doing an unlock, we'll then wake up the waiting threads. */ struct _MDNotified notified; /* array of conditions notified */ #ifdef PROFILE_LOCKS PRInt32 hitcount; PRInt32 misscount; #endif }; struct _MDSemaphore { HANDLE sem; }; struct _MDFileDesc { PRInt32 osfd; /* The osfd can come from one of three spaces: * - For stdin, stdout, and stderr, we are using * the libc file handle (0, 1, 2), which is an int. * - For files and pipes, we are using Win32 HANDLE, * which is a void*. * - For sockets, we are using Winsock SOCKET, which * is a u_int. */ }; struct _MDProcess { HANDLE handle; DWORD id; }; /* --- Misc stuff --- */ #define _MD_GET_SP(thread) (thread)->md.gcContext[6] /* --- NT security stuff --- */ extern void _PR_NT_InitSids(void); extern void _PR_NT_FreeSids(void); extern PRStatus _PR_NT_MakeSecurityDescriptorACL( PRIntn mode, DWORD accessTable[], PSECURITY_DESCRIPTOR *resultSD, PACL *resultACL ); extern void _PR_NT_FreeSecurityDescriptorACL( PSECURITY_DESCRIPTOR pSD, PACL pACL); /* --- IO stuff --- */ #define _MD_OPEN _PR_MD_OPEN #define _MD_OPEN_FILE _PR_MD_OPEN_FILE #define _MD_READ _PR_MD_READ #define _MD_WRITE _PR_MD_WRITE #define _MD_WRITEV _PR_MD_WRITEV #define _MD_LSEEK _PR_MD_LSEEK #define _MD_LSEEK64 _PR_MD_LSEEK64 extern PRInt32 _MD_CloseFile(PRInt32 osfd); #define _MD_CLOSE_FILE _MD_CloseFile #define _MD_GETFILEINFO _PR_MD_GETFILEINFO #define _MD_GETFILEINFO64 _PR_MD_GETFILEINFO64 #define _MD_GETOPENFILEINFO _PR_MD_GETOPENFILEINFO #define _MD_GETOPENFILEINFO64 _PR_MD_GETOPENFILEINFO64 #define _MD_STAT _PR_MD_STAT #define _MD_RENAME _PR_MD_RENAME #define _MD_ACCESS _PR_MD_ACCESS #define _MD_DELETE _PR_MD_DELETE #define _MD_MKDIR _PR_MD_MKDIR #define _MD_MAKE_DIR _PR_MD_MAKE_DIR #define _MD_RMDIR _PR_MD_RMDIR #define _MD_LOCKFILE _PR_MD_LOCKFILE #define _MD_TLOCKFILE _PR_MD_TLOCKFILE #define _MD_UNLOCKFILE _PR_MD_UNLOCKFILE #ifdef MOZ_UNICODE /* --- UTF16 IO stuff --- */ #define _MD_OPEN_FILE_UTF16 _PR_MD_OPEN_FILE_UTF16 #define _MD_OPEN_DIR_UTF16 _PR_MD_OPEN_DIR_UTF16 #define _MD_READ_DIR_UTF16 _PR_MD_READ_DIR_UTF16 #define _MD_CLOSE_DIR_UTF16 _PR_MD_CLOSE_DIR_UTF16 #define _MD_GETFILEINFO64_UTF16 _PR_MD_GETFILEINFO64_UTF16 #endif /* MOZ_UNICODE */ /* --- Socket IO stuff --- */ #define _MD_EACCES WSAEACCES #define _MD_EADDRINUSE WSAEADDRINUSE #define _MD_EADDRNOTAVAIL WSAEADDRNOTAVAIL #define _MD_EAFNOSUPPORT WSAEAFNOSUPPORT #define _MD_EAGAIN WSAEWOULDBLOCK #define _MD_EALREADY WSAEALREADY #define _MD_EBADF WSAEBADF #define _MD_ECONNREFUSED WSAECONNREFUSED #define _MD_ECONNRESET WSAECONNRESET #define _MD_EFAULT WSAEFAULT #define _MD_EINPROGRESS WSAEINPROGRESS #define _MD_EINTR WSAEINTR #define _MD_EINVAL EINVAL #define _MD_EISCONN WSAEISCONN #define _MD_ENETUNREACH WSAENETUNREACH #define _MD_ENOENT ENOENT #define _MD_ENOTCONN WSAENOTCONN #define _MD_ENOTSOCK WSAENOTSOCK #define _MD_EOPNOTSUPP WSAEOPNOTSUPP #define _MD_EWOULDBLOCK WSAEWOULDBLOCK #define _MD_GET_SOCKET_ERROR() WSAGetLastError() #define _MD_SET_SOCKET_ERROR(_err) WSASetLastError(_err) #define _MD_INIT_FILEDESC(fd) extern void _MD_MakeNonblock(PRFileDesc *f); #define _MD_MAKE_NONBLOCK _MD_MakeNonblock #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(_thread, _sp, _main, status) \ PR_BEGIN_MACRO \ *status = PR_TRUE; \ PR_END_MACRO #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) /* --- Time --- */ extern void _PR_FileTimeToPRTime(const FILETIME *filetime, PRTime *prtm); /* --- 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___ */