/* * Copyright 1999, 2000 Juergen Schmied * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "config.h" #include "wine/port.h" #include #include #include #include #include #ifdef HAVE_UNISTD_H # include #endif #ifdef HAVE_SYS_ERRNO_H #include #endif #ifdef HAVE_LINUX_MAJOR_H # include #endif #ifdef HAVE_SYS_STATVFS_H # include #endif #ifdef HAVE_SYS_PARAM_H # include #endif #ifdef HAVE_SYS_TIME_H # include #endif #ifdef HAVE_POLL_H #include #endif #ifdef HAVE_SYS_POLL_H #include #endif #ifdef HAVE_SYS_SOCKET_H #include #endif #ifdef HAVE_UTIME_H # include #endif #ifdef HAVE_SYS_VFS_H # include #endif #ifdef HAVE_SYS_MOUNT_H # include #endif #ifdef HAVE_SYS_STATFS_H # include #endif #define NONAMELESSUNION #define NONAMELESSSTRUCT #include "ntstatus.h" #define WIN32_NO_STATUS #include "wine/unicode.h" #include "wine/debug.h" #include "thread.h" #include "wine/server.h" #include "ntdll_misc.h" #include "winternl.h" #include "winioctl.h" WINE_DEFAULT_DEBUG_CHANNEL(ntdll); mode_t FILE_umask = 0; #define SECSPERDAY 86400 #define SECS_1601_TO_1970 ((369 * 365 + 89) * (ULONGLONG)SECSPERDAY) /************************************************************************** * NtOpenFile [NTDLL.@] * ZwOpenFile [NTDLL.@] * * Open a file. * * PARAMS * handle [O] Variable that receives the file handle on return * access [I] Access desired by the caller to the file * attr [I] Structure describing the file to be opened * io [O] Receives details about the result of the operation * sharing [I] Type of shared access the caller requires * options [I] Options for the file open * * RETURNS * Success: 0. FileHandle and IoStatusBlock are updated. * Failure: An NTSTATUS error code describing the error. */ NTSTATUS WINAPI NtOpenFile( PHANDLE handle, ACCESS_MASK access, POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK io, ULONG sharing, ULONG options ) { return NtCreateFile( handle, access, attr, io, NULL, 0, sharing, FILE_OPEN, options, NULL, 0 ); } /************************************************************************** * NtCreateFile [NTDLL.@] * ZwCreateFile [NTDLL.@] * * Either create a new file or directory, or open an existing file, device, * directory or volume. * * PARAMS * handle [O] Points to a variable which receives the file handle on return * access [I] Desired access to the file * attr [I] Structure describing the file * io [O] Receives information about the operation on return * alloc_size [I] Initial size of the file in bytes * attributes [I] Attributes to create the file with * sharing [I] Type of shared access the caller would like to the file * disposition [I] Specifies what to do, depending on whether the file already exists * options [I] Options for creating a new file * ea_buffer [I] Pointer to an extended attributes buffer * ea_length [I] Length of ea_buffer * * RETURNS * Success: 0. handle and io are updated. * Failure: An NTSTATUS error code describing the error. */ NTSTATUS WINAPI NtCreateFile( PHANDLE handle, ACCESS_MASK access, POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK io, PLARGE_INTEGER alloc_size, ULONG attributes, ULONG sharing, ULONG disposition, ULONG options, PVOID ea_buffer, ULONG ea_length ) { static const WCHAR pipeW[] = {'\\','?','?','\\','p','i','p','e','\\'}; static const WCHAR mailslotW[] = {'\\','?','?','\\','M','A','I','L','S','L','O','T','\\'}; ANSI_STRING unix_name; int created = FALSE; TRACE("handle=%p access=%08x name=%s objattr=%08x root=%p sec=%p io=%p alloc_size=%p\n" "attr=%08x sharing=%08x disp=%d options=%08x ea=%p.0x%08x\n", handle, access, debugstr_us(attr->ObjectName), attr->Attributes, attr->RootDirectory, attr->SecurityDescriptor, io, alloc_size, attributes, sharing, disposition, options, ea_buffer, ea_length ); if (!attr || !attr->ObjectName) return STATUS_INVALID_PARAMETER; if (alloc_size) FIXME( "alloc_size not supported\n" ); /* check for named pipe */ if (attr->ObjectName->Length > sizeof(pipeW) && !memicmpW( attr->ObjectName->Buffer, pipeW, sizeof(pipeW)/sizeof(WCHAR) )) { SERVER_START_REQ( open_named_pipe ) { req->access = access; req->attributes = attr->Attributes; req->rootdir = attr->RootDirectory; req->flags = options; wine_server_add_data( req, attr->ObjectName->Buffer, attr->ObjectName->Length ); io->u.Status = wine_server_call( req ); *handle = reply->handle; } SERVER_END_REQ; return io->u.Status; } /* check for mailslot */ if (attr->ObjectName->Length > sizeof(mailslotW) && !memicmpW( attr->ObjectName->Buffer, mailslotW, sizeof(mailslotW)/sizeof(WCHAR) )) { SERVER_START_REQ( open_mailslot ) { req->access = access & GENERIC_WRITE; req->attributes = attr->Attributes; req->rootdir = attr->RootDirectory; req->sharing = sharing; wine_server_add_data( req, attr->ObjectName->Buffer, attr->ObjectName->Length ); io->u.Status = wine_server_call( req ); *handle = reply->handle; } SERVER_END_REQ; return io->u.Status; } if (attr->RootDirectory) { FIXME( "RootDirectory %p not supported\n", attr->RootDirectory ); return STATUS_OBJECT_NAME_NOT_FOUND; } io->u.Status = wine_nt_to_unix_file_name( attr->ObjectName, &unix_name, disposition, !(attr->Attributes & OBJ_CASE_INSENSITIVE) ); if (io->u.Status == STATUS_BAD_DEVICE_TYPE) { SERVER_START_REQ( open_file_object ) { req->access = access; req->attributes = attr->Attributes; req->rootdir = attr->RootDirectory; req->sharing = sharing; wine_server_add_data( req, attr->ObjectName->Buffer, attr->ObjectName->Length ); io->u.Status = wine_server_call( req ); *handle = reply->handle; } SERVER_END_REQ; return io->u.Status; } if (io->u.Status == STATUS_NO_SUCH_FILE && disposition != FILE_OPEN && disposition != FILE_OVERWRITE) { created = TRUE; io->u.Status = STATUS_SUCCESS; } if (io->u.Status == STATUS_SUCCESS) { SERVER_START_REQ( create_file ) { req->access = access; req->attributes = attr->Attributes; req->sharing = sharing; req->create = disposition; req->options = options; req->attrs = attributes; wine_server_add_data( req, unix_name.Buffer, unix_name.Length ); io->u.Status = wine_server_call( req ); *handle = reply->handle; } SERVER_END_REQ; RtlFreeAnsiString( &unix_name ); } else WARN("%s not found (%x)\n", debugstr_us(attr->ObjectName), io->u.Status ); if (io->u.Status == STATUS_SUCCESS) { if (created) io->Information = FILE_CREATED; else switch(disposition) { case FILE_SUPERSEDE: io->Information = FILE_SUPERSEDED; break; case FILE_CREATE: io->Information = FILE_CREATED; break; case FILE_OPEN: case FILE_OPEN_IF: io->Information = FILE_OPENED; break; case FILE_OVERWRITE: case FILE_OVERWRITE_IF: io->Information = FILE_OVERWRITTEN; break; } } return io->u.Status; } /*********************************************************************** * Asynchronous file I/O * */ static void WINAPI FILE_AsyncReadService(void*, PIO_STATUS_BLOCK, ULONG); static void WINAPI FILE_AsyncWriteService(void*, PIO_STATUS_BLOCK, ULONG); typedef struct async_fileio { HANDLE handle; PIO_APC_ROUTINE apc; void* apc_user; char* buffer; unsigned int count; off_t offset; int queue_apc_on_error; BOOL avail_mode; HANDLE event; } async_fileio; static void fileio_terminate(async_fileio *fileio, IO_STATUS_BLOCK* iosb) { TRACE("data: %p\n", fileio); if (fileio->event) NtSetEvent( fileio->event, NULL ); if (fileio->apc && (iosb->u.Status == STATUS_SUCCESS || fileio->queue_apc_on_error)) fileio->apc( fileio->apc_user, iosb, iosb->Information ); RtlFreeHeap( GetProcessHeap(), 0, fileio ); } static ULONG fileio_queue_async(async_fileio* fileio, IO_STATUS_BLOCK* iosb, BOOL do_read) { PIO_APC_ROUTINE apc = do_read ? FILE_AsyncReadService : FILE_AsyncWriteService; NTSTATUS status; SERVER_START_REQ( register_async ) { req->handle = fileio->handle; req->io_apc = apc; req->io_sb = iosb; req->io_user = fileio; req->type = do_read ? ASYNC_TYPE_READ : ASYNC_TYPE_WRITE; req->count = (fileio->count < iosb->Information) ? 0 : fileio->count - iosb->Information; status = wine_server_call( req ); } SERVER_END_REQ; if ( status ) iosb->u.Status = status; if ( iosb->u.Status != STATUS_PENDING ) { (apc)( fileio, iosb, iosb->u.Status ); return iosb->u.Status; } NtCurrentTeb()->num_async_io++; return STATUS_SUCCESS; } /*********************************************************************** * FILE_GetNtStatus(void) * * Retrieve the Nt Status code from errno. * Try to be consistent with FILE_SetDosError(). */ NTSTATUS FILE_GetNtStatus(void) { int err = errno; TRACE( "errno = %d\n", errno ); switch (err) { case EAGAIN: return STATUS_SHARING_VIOLATION; case EBADF: return STATUS_INVALID_HANDLE; case EBUSY: return STATUS_DEVICE_BUSY; case ENOSPC: return STATUS_DISK_FULL; case EPERM: case EROFS: case EACCES: return STATUS_ACCESS_DENIED; case ENOTDIR: return STATUS_OBJECT_PATH_NOT_FOUND; case ENOENT: return STATUS_OBJECT_NAME_NOT_FOUND; case EISDIR: return STATUS_FILE_IS_A_DIRECTORY; case EMFILE: case ENFILE: return STATUS_TOO_MANY_OPENED_FILES; case EINVAL: return STATUS_INVALID_PARAMETER; case ENOTEMPTY: return STATUS_DIRECTORY_NOT_EMPTY; case EPIPE: return STATUS_PIPE_BROKEN; case EIO: return STATUS_DEVICE_NOT_READY; #ifdef ENOMEDIUM case ENOMEDIUM: return STATUS_NO_MEDIA_IN_DEVICE; #endif case ENXIO: return STATUS_NO_SUCH_DEVICE; case ENOTTY: case EOPNOTSUPP:return STATUS_NOT_SUPPORTED; case ECONNRESET:return STATUS_PIPE_DISCONNECTED; case ENOEXEC: /* ?? */ case ESPIPE: /* ?? */ case EEXIST: /* ?? */ default: FIXME( "Converting errno %d to STATUS_UNSUCCESSFUL\n", err ); return STATUS_UNSUCCESSFUL; } } /*********************************************************************** * FILE_AsyncReadService (INTERNAL) */ static void WINAPI FILE_AsyncReadService(void *user, PIO_STATUS_BLOCK iosb, ULONG status) { async_fileio *fileio = (async_fileio*)user; int fd, needs_close, result; int already = iosb->Information; TRACE("%p %p 0x%x\n", iosb, fileio->buffer, status); switch (status) { case STATUS_ALERTED: /* got some new data */ if (iosb->u.Status != STATUS_PENDING) FIXME("unexpected status %08x\n", iosb->u.Status); /* check to see if the data is ready (non-blocking) */ if ((iosb->u.Status = server_get_unix_fd( fileio->handle, FILE_READ_DATA, &fd, &needs_close, NULL ))) { fileio_terminate(fileio, iosb); break; } if ( fileio->avail_mode ) result = read(fd, &fileio->buffer[already], fileio->count - already); else { result = pread(fd, &fileio->buffer[already], fileio->count - already, fileio->offset + already); if ((result < 0) && (errno == ESPIPE)) result = read(fd, &fileio->buffer[already], fileio->count - already); } if (needs_close) close( fd ); if (result < 0) { if (errno == EAGAIN || errno == EINTR) { TRACE("Deferred read %d\n", errno); iosb->u.Status = STATUS_PENDING; } else /* check to see if the transfer is complete */ iosb->u.Status = FILE_GetNtStatus(); } else if (result == 0) { iosb->u.Status = iosb->Information ? STATUS_SUCCESS : STATUS_END_OF_FILE; } else { iosb->Information += result; if (iosb->Information >= fileio->count || fileio->avail_mode) iosb->u.Status = STATUS_SUCCESS; else { /* if we only have to read the available data, and none is available, * simply cancel the request. If data was available, it has been read * while in by previous call (NtDelayExecution) */ iosb->u.Status = (fileio->avail_mode) ? STATUS_SUCCESS : STATUS_PENDING; } TRACE("read %d more bytes %ld/%d so far (%s)\n", result, iosb->Information, fileio->count, (iosb->u.Status == STATUS_SUCCESS) ? "success" : "pending"); } /* queue another async operation ? */ if (iosb->u.Status == STATUS_PENDING) fileio_queue_async(fileio, iosb, TRUE); else fileio_terminate(fileio, iosb); break; default: iosb->u.Status = status; fileio_terminate(fileio, iosb); break; } } /****************************************************************************** * NtReadFile [NTDLL.@] * ZwReadFile [NTDLL.@] * * Read from an open file handle. * * PARAMS * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile() * Event [I] Event to signal upon completion (or NULL) * ApcRoutine [I] Callback to call upon completion (or NULL) * ApcContext [I] Context for ApcRoutine (or NULL) * IoStatusBlock [O] Receives information about the operation on return * Buffer [O] Destination for the data read * Length [I] Size of Buffer * ByteOffset [O] Destination for the new file pointer position (or NULL) * Key [O] Function unknown (may be NULL) * * RETURNS * Success: 0. IoStatusBlock is updated, and the Information member contains * The number of bytes read. * Failure: An NTSTATUS error code describing the error. */ NTSTATUS WINAPI NtReadFile(HANDLE hFile, HANDLE hEvent, PIO_APC_ROUTINE apc, void* apc_user, PIO_STATUS_BLOCK io_status, void* buffer, ULONG length, PLARGE_INTEGER offset, PULONG key) { int unix_handle, needs_close, flags; TRACE("(%p,%p,%p,%p,%p,%p,0x%08x,%p,%p),partial stub!\n", hFile,hEvent,apc,apc_user,io_status,buffer,length,offset,key); if (!io_status) return STATUS_ACCESS_VIOLATION; io_status->Information = 0; io_status->u.Status = server_get_unix_fd( hFile, FILE_READ_DATA, &unix_handle, &needs_close, &flags ); if (io_status->u.Status) return io_status->u.Status; if (flags & FD_FLAG_RECV_SHUTDOWN) { if (needs_close) close( unix_handle ); return STATUS_PIPE_DISCONNECTED; } if (flags & FD_FLAG_TIMEOUT) { if (hEvent) { /* this shouldn't happen, but check it */ FIXME("NIY-hEvent\n"); if (needs_close) close( unix_handle ); return STATUS_NOT_IMPLEMENTED; } io_status->u.Status = NtCreateEvent(&hEvent, EVENT_ALL_ACCESS, NULL, 0, 0); if (io_status->u.Status) { if (needs_close) close( unix_handle ); return io_status->u.Status; } } if (flags & (FD_FLAG_OVERLAPPED|FD_FLAG_TIMEOUT)) { async_fileio* fileio; NTSTATUS ret; if (!(fileio = RtlAllocateHeap(GetProcessHeap(), 0, sizeof(async_fileio)))) { if (needs_close) close( unix_handle ); if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent); return STATUS_NO_MEMORY; } fileio->handle = hFile; fileio->count = length; if ( offset == NULL ) fileio->offset = 0; else { fileio->offset = offset->QuadPart; if (offset->u.HighPart && fileio->offset == offset->u.LowPart) FIXME("High part of offset is lost\n"); } fileio->apc = apc; fileio->apc_user = apc_user; fileio->buffer = buffer; fileio->queue_apc_on_error = 0; fileio->avail_mode = (flags & FD_FLAG_AVAILABLE); fileio->event = hEvent; if (hEvent) NtResetEvent(hEvent, NULL); if (needs_close) close( unix_handle ); io_status->u.Status = STATUS_PENDING; ret = fileio_queue_async(fileio, io_status, TRUE); if (ret != STATUS_SUCCESS) { if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent); return ret; } if (flags & FD_FLAG_TIMEOUT) { do { ret = NtWaitForSingleObject(hEvent, TRUE, NULL); } while (ret == STATUS_USER_APC && io_status->u.Status == STATUS_PENDING); NtClose(hEvent); if (ret != STATUS_USER_APC) fileio->queue_apc_on_error = 1; } else { LARGE_INTEGER timeout; /* let some APC be run, this will read some already pending data */ timeout.u.LowPart = timeout.u.HighPart = 0; ret = NtDelayExecution( TRUE, &timeout ); /* the apc didn't run and therefore the completion routine now * needs to be sent errors. * Note that there is no race between setting this flag and * returning errors because apc's are run only during alertable * waits */ if (ret != STATUS_USER_APC) fileio->queue_apc_on_error = 1; } TRACE("= 0x%08x\n", io_status->u.Status); return io_status->u.Status; } if (offset) { FILE_POSITION_INFORMATION fpi; fpi.CurrentByteOffset = *offset; io_status->u.Status = NtSetInformationFile(hFile, io_status, &fpi, sizeof(fpi), FilePositionInformation); if (io_status->u.Status) goto done; } /* code for synchronous reads */ while ((io_status->Information = read( unix_handle, buffer, length )) == -1) { if ((errno == EAGAIN) || (errno == EINTR)) continue; if (errno == EFAULT) { io_status->Information = 0; io_status->u.Status = STATUS_ACCESS_VIOLATION; } else io_status->u.Status = FILE_GetNtStatus(); break; } if (io_status->u.Status == STATUS_SUCCESS && io_status->Information == 0) { struct stat st; if (fstat( unix_handle, &st ) != -1 && S_ISSOCK( st.st_mode )) io_status->u.Status = STATUS_PIPE_BROKEN; else io_status->u.Status = STATUS_END_OF_FILE; } done: if (needs_close) close( unix_handle ); TRACE("= 0x%08x (%lu)\n", io_status->u.Status, io_status->Information); return io_status->u.Status; } /*********************************************************************** * FILE_AsyncWriteService (INTERNAL) */ static void WINAPI FILE_AsyncWriteService(void *ovp, IO_STATUS_BLOCK *iosb, ULONG status) { async_fileio *fileio = (async_fileio *) ovp; int result, fd, needs_close; int already = iosb->Information; TRACE("(%p %p 0x%x)\n",iosb, fileio->buffer, status); switch (status) { case STATUS_ALERTED: /* write some data (non-blocking) */ if ((iosb->u.Status = server_get_unix_fd( fileio->handle, FILE_WRITE_DATA, &fd, &needs_close, NULL ))) { fileio_terminate(fileio, iosb); break; } if ( fileio->avail_mode ) result = write(fd, &fileio->buffer[already], fileio->count - already); else { result = pwrite(fd, &fileio->buffer[already], fileio->count - already, fileio->offset + already); if ((result < 0) && (errno == ESPIPE)) result = write(fd, &fileio->buffer[already], fileio->count - already); } if (needs_close) close( fd ); if (result < 0) { if (errno == EAGAIN || errno == EINTR) iosb->u.Status = STATUS_PENDING; else iosb->u.Status = FILE_GetNtStatus(); } else { iosb->Information += result; iosb->u.Status = (iosb->Information < fileio->count) ? STATUS_PENDING : STATUS_SUCCESS; TRACE("wrote %d more bytes %ld/%d so far\n", result, iosb->Information, fileio->count); } if (iosb->u.Status == STATUS_PENDING) fileio_queue_async(fileio, iosb, FALSE); else fileio_terminate(fileio, iosb); break; default: iosb->u.Status = status; fileio_terminate(fileio, iosb); break; } } /****************************************************************************** * NtWriteFile [NTDLL.@] * ZwWriteFile [NTDLL.@] * * Write to an open file handle. * * PARAMS * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile() * Event [I] Event to signal upon completion (or NULL) * ApcRoutine [I] Callback to call upon completion (or NULL) * ApcContext [I] Context for ApcRoutine (or NULL) * IoStatusBlock [O] Receives information about the operation on return * Buffer [I] Source for the data to write * Length [I] Size of Buffer * ByteOffset [O] Destination for the new file pointer position (or NULL) * Key [O] Function unknown (may be NULL) * * RETURNS * Success: 0. IoStatusBlock is updated, and the Information member contains * The number of bytes written. * Failure: An NTSTATUS error code describing the error. */ NTSTATUS WINAPI NtWriteFile(HANDLE hFile, HANDLE hEvent, PIO_APC_ROUTINE apc, void* apc_user, PIO_STATUS_BLOCK io_status, const void* buffer, ULONG length, PLARGE_INTEGER offset, PULONG key) { int unix_handle, needs_close, flags; TRACE("(%p,%p,%p,%p,%p,%p,0x%08x,%p,%p)!\n", hFile,hEvent,apc,apc_user,io_status,buffer,length,offset,key); if (!io_status) return STATUS_ACCESS_VIOLATION; io_status->Information = 0; io_status->u.Status = server_get_unix_fd( hFile, FILE_WRITE_DATA, &unix_handle, &needs_close, &flags ); if (io_status->u.Status) return io_status->u.Status; if (flags & FD_FLAG_SEND_SHUTDOWN) { if (needs_close) close( unix_handle ); return STATUS_PIPE_DISCONNECTED; } if (flags & FD_FLAG_TIMEOUT) { if (hEvent) { /* this shouldn't happen, but check it */ FIXME("NIY-hEvent\n"); if (needs_close) close( unix_handle ); return STATUS_NOT_IMPLEMENTED; } io_status->u.Status = NtCreateEvent(&hEvent, EVENT_ALL_ACCESS, NULL, 0, 0); if (io_status->u.Status) { if (needs_close) close( unix_handle ); return io_status->u.Status; } } if (flags & (FD_FLAG_OVERLAPPED|FD_FLAG_TIMEOUT)) { async_fileio* fileio; NTSTATUS ret; if (!(fileio = RtlAllocateHeap(GetProcessHeap(), 0, sizeof(async_fileio)))) { if (needs_close) close( unix_handle ); if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent); return STATUS_NO_MEMORY; } fileio->handle = hFile; fileio->count = length; if (offset) { fileio->offset = offset->QuadPart; if (offset->u.HighPart && fileio->offset == offset->u.LowPart) FIXME("High part of offset is lost\n"); } else { fileio->offset = 0; } fileio->apc = apc; fileio->apc_user = apc_user; fileio->buffer = (void*)buffer; fileio->queue_apc_on_error = 0; fileio->avail_mode = (flags & FD_FLAG_AVAILABLE); fileio->event = hEvent; if (hEvent) NtResetEvent(hEvent, NULL); if (needs_close) close( unix_handle ); io_status->Information = 0; io_status->u.Status = STATUS_PENDING; ret = fileio_queue_async(fileio, io_status, FALSE); if (ret != STATUS_SUCCESS) { if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent); return ret; } if (flags & FD_FLAG_TIMEOUT) { do { ret = NtWaitForSingleObject(hEvent, TRUE, NULL); } while (ret == STATUS_USER_APC && io_status->u.Status == STATUS_PENDING); NtClose(hEvent); if (ret != STATUS_USER_APC) fileio->queue_apc_on_error = 1; } else { LARGE_INTEGER timeout; /* let some APC be run, this will write as much data as possible */ timeout.u.LowPart = timeout.u.HighPart = 0; ret = NtDelayExecution( TRUE, &timeout ); /* the apc didn't run and therefore the completion routine now * needs to be sent errors. * Note that there is no race between setting this flag and * returning errors because apc's are run only during alertable * waits */ if (ret != STATUS_USER_APC) fileio->queue_apc_on_error = 1; } return io_status->u.Status; } if (offset) { FILE_POSITION_INFORMATION fpi; fpi.CurrentByteOffset = *offset; io_status->u.Status = NtSetInformationFile(hFile, io_status, &fpi, sizeof(fpi), FilePositionInformation); if (io_status->u.Status) goto done; } /* synchronous file write */ while ((io_status->Information = write( unix_handle, buffer, length )) == -1) { if ((errno == EAGAIN) || (errno == EINTR)) continue; if (errno == EFAULT) { io_status->Information = 0; io_status->u.Status = STATUS_INVALID_USER_BUFFER; } else if (errno == ENOSPC) io_status->u.Status = STATUS_DISK_FULL; else io_status->u.Status = FILE_GetNtStatus(); break; } done: if (needs_close) close( unix_handle ); return io_status->u.Status; } /************************************************************************** * NtDeviceIoControlFile [NTDLL.@] * ZwDeviceIoControlFile [NTDLL.@] * * Perform an I/O control operation on an open file handle. * * PARAMS * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile() * event [I] Event to signal upon completion (or NULL) * apc [I] Callback to call upon completion (or NULL) * apc_context [I] Context for ApcRoutine (or NULL) * io [O] Receives information about the operation on return * code [I] Control code for the operation to perform * in_buffer [I] Source for any input data required (or NULL) * in_size [I] Size of InputBuffer * out_buffer [O] Source for any output data returned (or NULL) * out_size [I] Size of OutputBuffer * * RETURNS * Success: 0. IoStatusBlock is updated. * Failure: An NTSTATUS error code describing the error. */ NTSTATUS WINAPI NtDeviceIoControlFile(HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc, PVOID apc_context, PIO_STATUS_BLOCK io, ULONG code, PVOID in_buffer, ULONG in_size, PVOID out_buffer, ULONG out_size) { ULONG device = (code >> 16); TRACE("(%p,%p,%p,%p,%p,0x%08x,%p,0x%08x,%p,0x%08x)\n", handle, event, apc, apc_context, io, code, in_buffer, in_size, out_buffer, out_size); switch(device) { case FILE_DEVICE_DISK: case FILE_DEVICE_CD_ROM: case FILE_DEVICE_DVD: case FILE_DEVICE_CONTROLLER: case FILE_DEVICE_MASS_STORAGE: io->u.Status = CDROM_DeviceIoControl(handle, event, apc, apc_context, io, code, in_buffer, in_size, out_buffer, out_size); break; case FILE_DEVICE_SERIAL_PORT: io->u.Status = COMM_DeviceIoControl(handle, event, apc, apc_context, io, code, in_buffer, in_size, out_buffer, out_size); break; case FILE_DEVICE_TAPE: io->u.Status = TAPE_DeviceIoControl(handle, event, apc, apc_context, io, code, in_buffer, in_size, out_buffer, out_size); break; default: FIXME("Unsupported ioctl %x (device=%x access=%x func=%x method=%x)\n", code, device, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3); io->u.Status = STATUS_NOT_SUPPORTED; break; } return io->u.Status; } /*********************************************************************** * pipe_completion_wait (Internal) */ static void CALLBACK pipe_completion_wait(HANDLE event, PIO_STATUS_BLOCK iosb, ULONG status) { TRACE("for %p/%p, status=%08x\n", event, iosb, status); if (iosb) iosb->u.Status = status; NtSetEvent(event, NULL); TRACE("done\n"); } /************************************************************************** * NtFsControlFile [NTDLL.@] * ZwFsControlFile [NTDLL.@] * * Perform a file system control operation on an open file handle. * * PARAMS * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile() * event [I] Event to signal upon completion (or NULL) * apc [I] Callback to call upon completion (or NULL) * apc_context [I] Context for ApcRoutine (or NULL) * io [O] Receives information about the operation on return * code [I] Control code for the operation to perform * in_buffer [I] Source for any input data required (or NULL) * in_size [I] Size of InputBuffer * out_buffer [O] Source for any output data returned (or NULL) * out_size [I] Size of OutputBuffer * * RETURNS * Success: 0. IoStatusBlock is updated. * Failure: An NTSTATUS error code describing the error. */ NTSTATUS WINAPI NtFsControlFile(HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc, PVOID apc_context, PIO_STATUS_BLOCK io, ULONG code, PVOID in_buffer, ULONG in_size, PVOID out_buffer, ULONG out_size) { TRACE("(%p,%p,%p,%p,%p,0x%08x,%p,0x%08x,%p,0x%08x)\n", handle, event, apc, apc_context, io, code, in_buffer, in_size, out_buffer, out_size); if (!io) return STATUS_INVALID_PARAMETER; switch(code) { case FSCTL_DISMOUNT_VOLUME: io->u.Status = DIR_unmount_device( handle ); break; case FSCTL_PIPE_LISTEN: { HANDLE internal_event = 0; if(!event) { io->u.Status = NtCreateEvent(&internal_event, EVENT_ALL_ACCESS, NULL, FALSE, FALSE); if (io->u.Status != STATUS_SUCCESS) return io->u.Status; } SERVER_START_REQ(connect_named_pipe) { req->handle = handle; req->event = event ? event : internal_event; req->func = pipe_completion_wait; io->u.Status = wine_server_call(req); } SERVER_END_REQ; if(io->u.Status == STATUS_SUCCESS) { if(event) io->u.Status = STATUS_PENDING; else { do io->u.Status = NtWaitForSingleObject(internal_event, TRUE, NULL); while(io->u.Status == STATUS_USER_APC); } } if (internal_event) NtClose(internal_event); } break; case FSCTL_PIPE_WAIT: { HANDLE internal_event = 0; FILE_PIPE_WAIT_FOR_BUFFER *buff = in_buffer; if(!event) { io->u.Status = NtCreateEvent(&internal_event, EVENT_ALL_ACCESS, NULL, FALSE, FALSE); if (io->u.Status != STATUS_SUCCESS) return io->u.Status; } SERVER_START_REQ(wait_named_pipe) { req->handle = handle; req->timeout = buff->TimeoutSpecified ? buff->Timeout.QuadPart / -10000L : NMPWAIT_USE_DEFAULT_WAIT; req->event = event ? event : internal_event; req->func = pipe_completion_wait; wine_server_add_data( req, buff->Name, buff->NameLength ); io->u.Status = wine_server_call( req ); } SERVER_END_REQ; if(io->u.Status == STATUS_SUCCESS) { if(event) io->u.Status = STATUS_PENDING; else { do io->u.Status = NtWaitForSingleObject(internal_event, TRUE, NULL); while(io->u.Status == STATUS_USER_APC); } } if (internal_event) NtClose(internal_event); } break; case FSCTL_PIPE_PEEK: { FILE_PIPE_PEEK_BUFFER *buffer = out_buffer; int avail = 0, fd, needs_close, flags; if (out_size < FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER, Data )) { io->u.Status = STATUS_INFO_LENGTH_MISMATCH; break; } if ((io->u.Status = server_get_unix_fd( handle, FILE_READ_DATA, &fd, &needs_close, &flags ))) break; if (flags & FD_FLAG_RECV_SHUTDOWN) { if (needs_close) close( fd ); io->u.Status = STATUS_PIPE_DISCONNECTED; break; } #ifdef FIONREAD if (ioctl( fd, FIONREAD, &avail ) != 0) { TRACE("FIONREAD failed reason: %s\n",strerror(errno)); if (needs_close) close( fd ); io->u.Status = FILE_GetNtStatus(); break; } #endif if (!avail) /* check for closed pipe */ { struct pollfd pollfd; int ret; pollfd.fd = fd; pollfd.events = POLLIN; pollfd.revents = 0; ret = poll( &pollfd, 1, 0 ); if (ret == -1 || (ret == 1 && (pollfd.revents & (POLLHUP|POLLERR)))) { if (needs_close) close( fd ); io->u.Status = STATUS_PIPE_BROKEN; break; } } buffer->NamedPipeState = 0; /* FIXME */ buffer->ReadDataAvailable = avail; buffer->NumberOfMessages = 0; /* FIXME */ buffer->MessageLength = 0; /* FIXME */ io->Information = FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER, Data ); io->u.Status = STATUS_SUCCESS; if (avail) { ULONG data_size = out_size - FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER, Data ); if (data_size) { int res = recv( fd, buffer->Data, data_size, MSG_PEEK ); if (res >= 0) io->Information += res; } } if (needs_close) close( fd ); } break; case FSCTL_PIPE_DISCONNECT: SERVER_START_REQ(disconnect_named_pipe) { req->handle = handle; io->u.Status = wine_server_call(req); if (!io->u.Status) server_remove_fd_from_cache( handle ); } SERVER_END_REQ; break; case FSCTL_LOCK_VOLUME: case FSCTL_UNLOCK_VOLUME: FIXME("stub! return success - Unsupported fsctl %x (device=%x access=%x func=%x method=%x)\n", code, code >> 16, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3); io->u.Status = STATUS_SUCCESS; break; default: FIXME("Unsupported fsctl %x (device=%x access=%x func=%x method=%x)\n", code, code >> 16, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3); io->u.Status = STATUS_NOT_SUPPORTED; break; } return io->u.Status; } /****************************************************************************** * NtSetVolumeInformationFile [NTDLL.@] * ZwSetVolumeInformationFile [NTDLL.@] * * Set volume information for an open file handle. * * PARAMS * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile() * IoStatusBlock [O] Receives information about the operation on return * FsInformation [I] Source for volume information * Length [I] Size of FsInformation * FsInformationClass [I] Type of volume information to set * * RETURNS * Success: 0. IoStatusBlock is updated. * Failure: An NTSTATUS error code describing the error. */ NTSTATUS WINAPI NtSetVolumeInformationFile( IN HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock, PVOID FsInformation, ULONG Length, FS_INFORMATION_CLASS FsInformationClass) { FIXME("(%p,%p,%p,0x%08x,0x%08x) stub\n", FileHandle,IoStatusBlock,FsInformation,Length,FsInformationClass); return 0; } /****************************************************************************** * NtQueryInformationFile [NTDLL.@] * ZwQueryInformationFile [NTDLL.@] * * Get information about an open file handle. * * PARAMS * hFile [I] Handle returned from ZwOpenFile() or ZwCreateFile() * io [O] Receives information about the operation on return * ptr [O] Destination for file information * len [I] Size of FileInformation * class [I] Type of file information to get * * RETURNS * Success: 0. IoStatusBlock and FileInformation are updated. * Failure: An NTSTATUS error code describing the error. */ NTSTATUS WINAPI NtQueryInformationFile( HANDLE hFile, PIO_STATUS_BLOCK io, PVOID ptr, LONG len, FILE_INFORMATION_CLASS class ) { static const size_t info_sizes[] = { 0, sizeof(FILE_DIRECTORY_INFORMATION), /* FileDirectoryInformation */ sizeof(FILE_FULL_DIRECTORY_INFORMATION), /* FileFullDirectoryInformation */ sizeof(FILE_BOTH_DIRECTORY_INFORMATION), /* FileBothDirectoryInformation */ sizeof(FILE_BASIC_INFORMATION), /* FileBasicInformation */ sizeof(FILE_STANDARD_INFORMATION), /* FileStandardInformation */ sizeof(FILE_INTERNAL_INFORMATION), /* FileInternalInformation */ sizeof(FILE_EA_INFORMATION), /* FileEaInformation */ sizeof(FILE_ACCESS_INFORMATION), /* FileAccessInformation */ sizeof(FILE_NAME_INFORMATION)-sizeof(WCHAR), /* FileNameInformation */ sizeof(FILE_RENAME_INFORMATION)-sizeof(WCHAR), /* FileRenameInformation */ 0, /* FileLinkInformation */ sizeof(FILE_NAMES_INFORMATION)-sizeof(WCHAR), /* FileNamesInformation */ sizeof(FILE_DISPOSITION_INFORMATION), /* FileDispositionInformation */ sizeof(FILE_POSITION_INFORMATION), /* FilePositionInformation */ sizeof(FILE_FULL_EA_INFORMATION), /* FileFullEaInformation */ sizeof(FILE_MODE_INFORMATION), /* FileModeInformation */ sizeof(FILE_ALIGNMENT_INFORMATION), /* FileAlignmentInformation */ sizeof(FILE_ALL_INFORMATION)-sizeof(WCHAR), /* FileAllInformation */ sizeof(FILE_ALLOCATION_INFORMATION), /* FileAllocationInformation */ sizeof(FILE_END_OF_FILE_INFORMATION), /* FileEndOfFileInformation */ 0, /* FileAlternateNameInformation */ sizeof(FILE_STREAM_INFORMATION)-sizeof(WCHAR), /* FileStreamInformation */ 0, /* FilePipeInformation */ sizeof(FILE_PIPE_LOCAL_INFORMATION), /* FilePipeLocalInformation */ 0, /* FilePipeRemoteInformation */ sizeof(FILE_MAILSLOT_QUERY_INFORMATION), /* FileMailslotQueryInformation */ 0, /* FileMailslotSetInformation */ 0, /* FileCompressionInformation */ 0, /* FileObjectIdInformation */ 0, /* FileCompletionInformation */ 0, /* FileMoveClusterInformation */ 0, /* FileQuotaInformation */ 0, /* FileReparsePointInformation */ 0, /* FileNetworkOpenInformation */ 0, /* FileAttributeTagInformation */ 0 /* FileTrackingInformation */ }; struct stat st; int fd, needs_close; TRACE("(%p,%p,%p,0x%08x,0x%08x)\n", hFile, io, ptr, len, class); io->Information = 0; if (class <= 0 || class >= FileMaximumInformation) return io->u.Status = STATUS_INVALID_INFO_CLASS; if (!info_sizes[class]) { FIXME("Unsupported class (%d)\n", class); return io->u.Status = STATUS_NOT_IMPLEMENTED; } if (len < info_sizes[class]) return io->u.Status = STATUS_INFO_LENGTH_MISMATCH; if (class != FilePipeLocalInformation) { if ((io->u.Status = server_get_unix_fd( hFile, 0, &fd, &needs_close, NULL ))) return io->u.Status; } switch (class) { case FileBasicInformation: { FILE_BASIC_INFORMATION *info = ptr; if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus(); else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode)) io->u.Status = STATUS_INVALID_INFO_CLASS; else { if (S_ISDIR(st.st_mode)) info->FileAttributes = FILE_ATTRIBUTE_DIRECTORY; else info->FileAttributes = FILE_ATTRIBUTE_ARCHIVE; if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH))) info->FileAttributes |= FILE_ATTRIBUTE_READONLY; RtlSecondsSince1970ToTime( st.st_mtime, &info->CreationTime); RtlSecondsSince1970ToTime( st.st_mtime, &info->LastWriteTime); RtlSecondsSince1970ToTime( st.st_ctime, &info->ChangeTime); RtlSecondsSince1970ToTime( st.st_atime, &info->LastAccessTime); } } break; case FileStandardInformation: { FILE_STANDARD_INFORMATION *info = ptr; if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus(); else { if ((info->Directory = S_ISDIR(st.st_mode))) { info->AllocationSize.QuadPart = 0; info->EndOfFile.QuadPart = 0; info->NumberOfLinks = 1; info->DeletePending = FALSE; } else { info->AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512; info->EndOfFile.QuadPart = st.st_size; info->NumberOfLinks = st.st_nlink; info->DeletePending = FALSE; /* FIXME */ } } } break; case FilePositionInformation: { FILE_POSITION_INFORMATION *info = ptr; off_t res = lseek( fd, 0, SEEK_CUR ); if (res == (off_t)-1) io->u.Status = FILE_GetNtStatus(); else info->CurrentByteOffset.QuadPart = res; } break; case FileInternalInformation: { FILE_INTERNAL_INFORMATION *info = ptr; if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus(); else info->IndexNumber.QuadPart = st.st_ino; } break; case FileEaInformation: { FILE_EA_INFORMATION *info = ptr; info->EaSize = 0; } break; case FileEndOfFileInformation: { FILE_END_OF_FILE_INFORMATION *info = ptr; if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus(); else info->EndOfFile.QuadPart = S_ISDIR(st.st_mode) ? 0 : st.st_size; } break; case FileAllInformation: { FILE_ALL_INFORMATION *info = ptr; if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus(); else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode)) io->u.Status = STATUS_INVALID_INFO_CLASS; else { if ((info->StandardInformation.Directory = S_ISDIR(st.st_mode))) { info->BasicInformation.FileAttributes = FILE_ATTRIBUTE_DIRECTORY; info->StandardInformation.AllocationSize.QuadPart = 0; info->StandardInformation.EndOfFile.QuadPart = 0; info->StandardInformation.NumberOfLinks = 1; info->StandardInformation.DeletePending = FALSE; } else { info->BasicInformation.FileAttributes = FILE_ATTRIBUTE_ARCHIVE; info->StandardInformation.AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512; info->StandardInformation.EndOfFile.QuadPart = st.st_size; info->StandardInformation.NumberOfLinks = st.st_nlink; info->StandardInformation.DeletePending = FALSE; /* FIXME */ } if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH))) info->BasicInformation.FileAttributes |= FILE_ATTRIBUTE_READONLY; RtlSecondsSince1970ToTime( st.st_mtime, &info->BasicInformation.CreationTime); RtlSecondsSince1970ToTime( st.st_mtime, &info->BasicInformation.LastWriteTime); RtlSecondsSince1970ToTime( st.st_ctime, &info->BasicInformation.ChangeTime); RtlSecondsSince1970ToTime( st.st_atime, &info->BasicInformation.LastAccessTime); info->InternalInformation.IndexNumber.QuadPart = st.st_ino; info->EaInformation.EaSize = 0; info->AccessInformation.AccessFlags = 0; /* FIXME */ info->PositionInformation.CurrentByteOffset.QuadPart = lseek( fd, 0, SEEK_CUR ); info->ModeInformation.Mode = 0; /* FIXME */ info->AlignmentInformation.AlignmentRequirement = 1; /* FIXME */ info->NameInformation.FileNameLength = 0; io->Information = sizeof(*info) - sizeof(WCHAR); } } break; case FileMailslotQueryInformation: { FILE_MAILSLOT_QUERY_INFORMATION *info = ptr; SERVER_START_REQ( set_mailslot_info ) { req->handle = hFile; req->flags = 0; io->u.Status = wine_server_call( req ); if( io->u.Status == STATUS_SUCCESS ) { info->MaximumMessageSize = reply->max_msgsize; info->MailslotQuota = 0; info->NextMessageSize = 0; info->MessagesAvailable = 0; info->ReadTimeout.QuadPart = reply->read_timeout * -10000; } } SERVER_END_REQ; if (!io->u.Status) { ULONG size = info->MaximumMessageSize ? info->MaximumMessageSize : 0x10000; char *tmpbuf = RtlAllocateHeap( GetProcessHeap(), 0, size ); if (tmpbuf) { int fd, needs_close; if (!server_get_unix_fd( hFile, FILE_READ_DATA, &fd, &needs_close, NULL )) { int res = recv( fd, tmpbuf, size, MSG_PEEK ); info->MessagesAvailable = (res > 0); info->NextMessageSize = (res >= 0) ? res : MAILSLOT_NO_MESSAGE; if (needs_close) close( fd ); } RtlFreeHeap( GetProcessHeap(), 0, tmpbuf ); } } } break; case FilePipeLocalInformation: { FILE_PIPE_LOCAL_INFORMATION* pli = ptr; SERVER_START_REQ( get_named_pipe_info ) { req->handle = hFile; if (!(io->u.Status = wine_server_call( req ))) { pli->NamedPipeType = (reply->flags & NAMED_PIPE_MESSAGE_STREAM_WRITE) ? FILE_PIPE_TYPE_MESSAGE : FILE_PIPE_TYPE_BYTE; pli->NamedPipeConfiguration = 0; /* FIXME */ pli->MaximumInstances = reply->maxinstances; pli->CurrentInstances = reply->instances; pli->InboundQuota = reply->insize; pli->ReadDataAvailable = 0; /* FIXME */ pli->OutboundQuota = reply->outsize; pli->WriteQuotaAvailable = 0; /* FIXME */ pli->NamedPipeState = 0; /* FIXME */ pli->NamedPipeEnd = (reply->flags & NAMED_PIPE_SERVER_END) ? FILE_PIPE_SERVER_END : FILE_PIPE_CLIENT_END; } } SERVER_END_REQ; } break; default: FIXME("Unsupported class (%d)\n", class); io->u.Status = STATUS_NOT_IMPLEMENTED; break; } if (needs_close) close( fd ); if (io->u.Status == STATUS_SUCCESS && !io->Information) io->Information = info_sizes[class]; return io->u.Status; } /****************************************************************************** * NtSetInformationFile [NTDLL.@] * ZwSetInformationFile [NTDLL.@] * * Set information about an open file handle. * * PARAMS * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile() * io [O] Receives information about the operation on return * ptr [I] Source for file information * len [I] Size of FileInformation * class [I] Type of file information to set * * RETURNS * Success: 0. io is updated. * Failure: An NTSTATUS error code describing the error. */ NTSTATUS WINAPI NtSetInformationFile(HANDLE handle, PIO_STATUS_BLOCK io, PVOID ptr, ULONG len, FILE_INFORMATION_CLASS class) { int fd, needs_close; TRACE("(%p,%p,%p,0x%08x,0x%08x)\n", handle, io, ptr, len, class); if ((io->u.Status = server_get_unix_fd( handle, 0, &fd, &needs_close, NULL ))) return io->u.Status; io->u.Status = STATUS_SUCCESS; switch (class) { case FileBasicInformation: if (len >= sizeof(FILE_BASIC_INFORMATION)) { struct stat st; const FILE_BASIC_INFORMATION *info = ptr; if (info->LastAccessTime.QuadPart || info->LastWriteTime.QuadPart) { ULONGLONG sec, nsec; struct timeval tv[2]; if (!info->LastAccessTime.QuadPart || !info->LastWriteTime.QuadPart) { tv[0].tv_sec = tv[0].tv_usec = 0; tv[1].tv_sec = tv[1].tv_usec = 0; if (!fstat( fd, &st )) { tv[0].tv_sec = st.st_atime; tv[1].tv_sec = st.st_mtime; } } if (info->LastAccessTime.QuadPart) { sec = RtlLargeIntegerDivide( info->LastAccessTime.QuadPart, 10000000, &nsec ); tv[0].tv_sec = sec - SECS_1601_TO_1970; tv[0].tv_usec = (UINT)nsec / 10; } if (info->LastWriteTime.QuadPart) { sec = RtlLargeIntegerDivide( info->LastWriteTime.QuadPart, 10000000, &nsec ); tv[1].tv_sec = sec - SECS_1601_TO_1970; tv[1].tv_usec = (UINT)nsec / 10; } if (futimes( fd, tv ) == -1) io->u.Status = FILE_GetNtStatus(); } if (io->u.Status == STATUS_SUCCESS && info->FileAttributes) { if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus(); else { if (info->FileAttributes & FILE_ATTRIBUTE_READONLY) { if (S_ISDIR( st.st_mode)) WARN("FILE_ATTRIBUTE_READONLY ignored for directory.\n"); else st.st_mode &= ~0222; /* clear write permission bits */ } else { /* add write permission only where we already have read permission */ st.st_mode |= (0600 | ((st.st_mode & 044) >> 1)) & (~FILE_umask); } if (fchmod( fd, st.st_mode ) == -1) io->u.Status = FILE_GetNtStatus(); } } } else io->u.Status = STATUS_INVALID_PARAMETER_3; break; case FilePositionInformation: if (len >= sizeof(FILE_POSITION_INFORMATION)) { const FILE_POSITION_INFORMATION *info = ptr; if (lseek( fd, info->CurrentByteOffset.QuadPart, SEEK_SET ) == (off_t)-1) io->u.Status = FILE_GetNtStatus(); } else io->u.Status = STATUS_INVALID_PARAMETER_3; break; case FileEndOfFileInformation: if (len >= sizeof(FILE_END_OF_FILE_INFORMATION)) { struct stat st; const FILE_END_OF_FILE_INFORMATION *info = ptr; /* first try normal truncate */ if (ftruncate( fd, (off_t)info->EndOfFile.QuadPart ) != -1) break; /* now check for the need to extend the file */ if (fstat( fd, &st ) != -1 && (off_t)info->EndOfFile.QuadPart > st.st_size) { static const char zero; /* extend the file one byte beyond the requested size and then truncate it */ /* this should work around ftruncate implementations that can't extend files */ if (pwrite( fd, &zero, 1, (off_t)info->EndOfFile.QuadPart ) != -1 && ftruncate( fd, (off_t)info->EndOfFile.QuadPart ) != -1) break; } io->u.Status = FILE_GetNtStatus(); } else io->u.Status = STATUS_INVALID_PARAMETER_3; break; case FileMailslotSetInformation: { FILE_MAILSLOT_SET_INFORMATION *info = ptr; SERVER_START_REQ( set_mailslot_info ) { req->handle = handle; req->flags = MAILSLOT_SET_READ_TIMEOUT; req->read_timeout = info->ReadTimeout.QuadPart / -10000; io->u.Status = wine_server_call( req ); } SERVER_END_REQ; } break; default: FIXME("Unsupported class (%d)\n", class); io->u.Status = STATUS_NOT_IMPLEMENTED; break; } if (needs_close) close( fd ); io->Information = 0; return io->u.Status; } /****************************************************************************** * NtQueryFullAttributesFile (NTDLL.@) */ NTSTATUS WINAPI NtQueryFullAttributesFile( const OBJECT_ATTRIBUTES *attr, FILE_NETWORK_OPEN_INFORMATION *info ) { ANSI_STRING unix_name; NTSTATUS status; if (!(status = wine_nt_to_unix_file_name( attr->ObjectName, &unix_name, FILE_OPEN, !(attr->Attributes & OBJ_CASE_INSENSITIVE) ))) { struct stat st; if (stat( unix_name.Buffer, &st ) == -1) status = FILE_GetNtStatus(); else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode)) status = STATUS_INVALID_INFO_CLASS; else { if (S_ISDIR(st.st_mode)) { info->FileAttributes = FILE_ATTRIBUTE_DIRECTORY; info->AllocationSize.QuadPart = 0; info->EndOfFile.QuadPart = 0; } else { info->FileAttributes = FILE_ATTRIBUTE_ARCHIVE; info->AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512; info->EndOfFile.QuadPart = st.st_size; } if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH))) info->FileAttributes |= FILE_ATTRIBUTE_READONLY; RtlSecondsSince1970ToTime( st.st_mtime, &info->CreationTime ); RtlSecondsSince1970ToTime( st.st_mtime, &info->LastWriteTime ); RtlSecondsSince1970ToTime( st.st_ctime, &info->ChangeTime ); RtlSecondsSince1970ToTime( st.st_atime, &info->LastAccessTime ); if (DIR_is_hidden_file( attr->ObjectName )) info->FileAttributes |= FILE_ATTRIBUTE_HIDDEN; } RtlFreeAnsiString( &unix_name ); } else WARN("%s not found (%x)\n", debugstr_us(attr->ObjectName), status ); return status; } /****************************************************************************** * NtQueryAttributesFile (NTDLL.@) * ZwQueryAttributesFile (NTDLL.@) */ NTSTATUS WINAPI NtQueryAttributesFile( const OBJECT_ATTRIBUTES *attr, FILE_BASIC_INFORMATION *info ) { FILE_NETWORK_OPEN_INFORMATION full_info; NTSTATUS status; if (!(status = NtQueryFullAttributesFile( attr, &full_info ))) { info->CreationTime.QuadPart = full_info.CreationTime.QuadPart; info->LastAccessTime.QuadPart = full_info.LastAccessTime.QuadPart; info->LastWriteTime.QuadPart = full_info.LastWriteTime.QuadPart; info->ChangeTime.QuadPart = full_info.ChangeTime.QuadPart; info->FileAttributes = full_info.FileAttributes; } return status; } #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__APPLE__) /* helper for FILE_GetDeviceInfo to hide some platform differences in fstatfs */ static inline void get_device_info_fstatfs( FILE_FS_DEVICE_INFORMATION *info, const char *fstypename, size_t fstypesize, unsigned int flags ) { if (!strncmp("cd9660", fstypename, fstypesize) || !strncmp("udf", fstypename, fstypesize)) { info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM; /* Don't assume read-only, let the mount options set it below */ info->Characteristics |= FILE_REMOVABLE_MEDIA; } else if (!strncmp("nfs", fstypename, fstypesize) || !strncmp("nwfs", fstypename, fstypesize) || !strncmp("smbfs", fstypename, fstypesize) || !strncmp("afpfs", fstypename, fstypesize)) { info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM; info->Characteristics |= FILE_REMOTE_DEVICE; } else if (!strncmp("procfs", fstypename, fstypesize)) info->DeviceType = FILE_DEVICE_VIRTUAL_DISK; else info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM; if (flags & MNT_RDONLY) info->Characteristics |= FILE_READ_ONLY_DEVICE; if (!(flags & MNT_LOCAL)) { info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM; info->Characteristics |= FILE_REMOTE_DEVICE; } } #endif /****************************************************************************** * get_device_info * * Implementation of the FileFsDeviceInformation query for NtQueryVolumeInformationFile. */ static NTSTATUS get_device_info( int fd, FILE_FS_DEVICE_INFORMATION *info ) { struct stat st; info->Characteristics = 0; if (fstat( fd, &st ) < 0) return FILE_GetNtStatus(); if (S_ISCHR( st.st_mode )) { info->DeviceType = FILE_DEVICE_UNKNOWN; #ifdef linux switch(major(st.st_rdev)) { case MEM_MAJOR: info->DeviceType = FILE_DEVICE_NULL; break; case TTY_MAJOR: info->DeviceType = FILE_DEVICE_SERIAL_PORT; break; case LP_MAJOR: info->DeviceType = FILE_DEVICE_PARALLEL_PORT; break; case SCSI_TAPE_MAJOR: info->DeviceType = FILE_DEVICE_TAPE; break; } #endif } else if (S_ISBLK( st.st_mode )) { info->DeviceType = FILE_DEVICE_DISK; } else if (S_ISFIFO( st.st_mode ) || S_ISSOCK( st.st_mode )) { info->DeviceType = FILE_DEVICE_NAMED_PIPE; } else /* regular file or directory */ { #if defined(linux) && defined(HAVE_FSTATFS) struct statfs stfs; /* check for floppy disk */ if (major(st.st_dev) == FLOPPY_MAJOR) info->Characteristics |= FILE_REMOVABLE_MEDIA; if (fstatfs( fd, &stfs ) < 0) stfs.f_type = 0; switch (stfs.f_type) { case 0x9660: /* iso9660 */ case 0x9fa1: /* supermount */ case 0x15013346: /* udf */ info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM; info->Characteristics |= FILE_REMOVABLE_MEDIA|FILE_READ_ONLY_DEVICE; break; case 0x6969: /* nfs */ case 0x517B: /* smbfs */ case 0x564c: /* ncpfs */ info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM; info->Characteristics |= FILE_REMOTE_DEVICE; break; case 0x01021994: /* tmpfs */ case 0x28cd3d45: /* cramfs */ case 0x1373: /* devfs */ case 0x9fa0: /* procfs */ info->DeviceType = FILE_DEVICE_VIRTUAL_DISK; break; default: info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM; break; } #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__APPLE__) struct statfs stfs; if (fstatfs( fd, &stfs ) < 0) info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM; else get_device_info_fstatfs( info, stfs.f_fstypename, sizeof(stfs.f_fstypename), stfs.f_flags ); #elif defined(__NetBSD__) struct statvfs stfs; if (fstatvfs( fd, &stfs) < 0) info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM; else get_device_info_fstatfs( info, stfs.f_fstypename, sizeof(stfs.f_fstypename), stfs.f_flag ); #elif defined(sun) /* Use dkio to work out device types */ { # include # include struct dk_cinfo dkinf; int retval = ioctl(fd, DKIOCINFO, &dkinf); if(retval==-1){ WARN("Unable to get disk device type information - assuming a disk like device\n"); info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM; } switch (dkinf.dki_ctype) { case DKC_CDROM: info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM; info->Characteristics |= FILE_REMOVABLE_MEDIA|FILE_READ_ONLY_DEVICE; break; case DKC_NCRFLOPPY: case DKC_SMSFLOPPY: case DKC_INTEL82072: case DKC_INTEL82077: info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM; info->Characteristics |= FILE_REMOVABLE_MEDIA; break; case DKC_MD: info->DeviceType = FILE_DEVICE_VIRTUAL_DISK; break; default: info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM; } } #else static int warned; if (!warned++) FIXME( "device info not properly supported on this platform\n" ); info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM; #endif info->Characteristics |= FILE_DEVICE_IS_MOUNTED; } return STATUS_SUCCESS; } /****************************************************************************** * NtQueryVolumeInformationFile [NTDLL.@] * ZwQueryVolumeInformationFile [NTDLL.@] * * Get volume information for an open file handle. * * PARAMS * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile() * io [O] Receives information about the operation on return * buffer [O] Destination for volume information * length [I] Size of FsInformation * info_class [I] Type of volume information to set * * RETURNS * Success: 0. io and buffer are updated. * Failure: An NTSTATUS error code describing the error. */ NTSTATUS WINAPI NtQueryVolumeInformationFile( HANDLE handle, PIO_STATUS_BLOCK io, PVOID buffer, ULONG length, FS_INFORMATION_CLASS info_class ) { int fd, needs_close; struct stat st; if ((io->u.Status = server_get_unix_fd( handle, 0, &fd, &needs_close, NULL )) != STATUS_SUCCESS) return io->u.Status; io->u.Status = STATUS_NOT_IMPLEMENTED; io->Information = 0; switch( info_class ) { case FileFsVolumeInformation: FIXME( "%p: volume info not supported\n", handle ); break; case FileFsLabelInformation: FIXME( "%p: label info not supported\n", handle ); break; case FileFsSizeInformation: if (length < sizeof(FILE_FS_SIZE_INFORMATION)) io->u.Status = STATUS_BUFFER_TOO_SMALL; else { FILE_FS_SIZE_INFORMATION *info = buffer; if (fstat( fd, &st ) < 0) { io->u.Status = FILE_GetNtStatus(); break; } if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode)) { io->u.Status = STATUS_INVALID_DEVICE_REQUEST; } else { /* Linux's fstatvfs is buggy */ #if !defined(linux) || !defined(HAVE_FSTATFS) struct statvfs stfs; if (fstatvfs( fd, &stfs ) < 0) { io->u.Status = FILE_GetNtStatus(); break; } info->BytesPerSector = stfs.f_frsize; #else struct statfs stfs; if (fstatfs( fd, &stfs ) < 0) { io->u.Status = FILE_GetNtStatus(); break; } info->BytesPerSector = stfs.f_bsize; #endif info->TotalAllocationUnits.QuadPart = stfs.f_blocks; info->AvailableAllocationUnits.QuadPart = stfs.f_bavail; info->SectorsPerAllocationUnit = 1; io->Information = sizeof(*info); io->u.Status = STATUS_SUCCESS; } } break; case FileFsDeviceInformation: if (length < sizeof(FILE_FS_DEVICE_INFORMATION)) io->u.Status = STATUS_BUFFER_TOO_SMALL; else { FILE_FS_DEVICE_INFORMATION *info = buffer; if ((io->u.Status = get_device_info( fd, info )) == STATUS_SUCCESS) io->Information = sizeof(*info); } break; case FileFsAttributeInformation: FIXME( "%p: attribute info not supported\n", handle ); break; case FileFsControlInformation: FIXME( "%p: control info not supported\n", handle ); break; case FileFsFullSizeInformation: FIXME( "%p: full size info not supported\n", handle ); break; case FileFsObjectIdInformation: FIXME( "%p: object id info not supported\n", handle ); break; case FileFsMaximumInformation: FIXME( "%p: maximum info not supported\n", handle ); break; default: io->u.Status = STATUS_INVALID_PARAMETER; break; } if (needs_close) close( fd ); return io->u.Status; } /****************************************************************** * NtFlushBuffersFile (NTDLL.@) * * Flush any buffered data on an open file handle. * * PARAMS * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile() * IoStatusBlock [O] Receives information about the operation on return * * RETURNS * Success: 0. IoStatusBlock is updated. * Failure: An NTSTATUS error code describing the error. */ NTSTATUS WINAPI NtFlushBuffersFile( HANDLE hFile, IO_STATUS_BLOCK* IoStatusBlock ) { NTSTATUS ret; HANDLE hEvent = NULL; SERVER_START_REQ( flush_file ) { req->handle = hFile; ret = wine_server_call( req ); hEvent = reply->event; } SERVER_END_REQ; if (!ret && hEvent) { ret = NtWaitForSingleObject( hEvent, FALSE, NULL ); NtClose( hEvent ); } return ret; } /****************************************************************** * NtLockFile (NTDLL.@) * * */ NTSTATUS WINAPI NtLockFile( HANDLE hFile, HANDLE lock_granted_event, PIO_APC_ROUTINE apc, void* apc_user, PIO_STATUS_BLOCK io_status, PLARGE_INTEGER offset, PLARGE_INTEGER count, ULONG* key, BOOLEAN dont_wait, BOOLEAN exclusive ) { NTSTATUS ret; HANDLE handle; BOOLEAN async; if (apc || io_status || key) { FIXME("Unimplemented yet parameter\n"); return STATUS_NOT_IMPLEMENTED; } for (;;) { SERVER_START_REQ( lock_file ) { req->handle = hFile; req->offset_low = offset->u.LowPart; req->offset_high = offset->u.HighPart; req->count_low = count->u.LowPart; req->count_high = count->u.HighPart; req->shared = !exclusive; req->wait = !dont_wait; ret = wine_server_call( req ); handle = reply->handle; async = reply->overlapped; } SERVER_END_REQ; if (ret != STATUS_PENDING) { if (!ret && lock_granted_event) NtSetEvent(lock_granted_event, NULL); return ret; } if (async) { FIXME( "Async I/O lock wait not implemented, might deadlock\n" ); if (handle) NtClose( handle ); return STATUS_PENDING; } if (handle) { NtWaitForSingleObject( handle, FALSE, NULL ); NtClose( handle ); } else { LARGE_INTEGER time; /* Unix lock conflict, sleep a bit and retry */ time.QuadPart = 100 * (ULONGLONG)10000; time.QuadPart = -time.QuadPart; NtDelayExecution( FALSE, &time ); } } } /****************************************************************** * NtUnlockFile (NTDLL.@) * * */ NTSTATUS WINAPI NtUnlockFile( HANDLE hFile, PIO_STATUS_BLOCK io_status, PLARGE_INTEGER offset, PLARGE_INTEGER count, PULONG key ) { NTSTATUS status; TRACE( "%p %x%08x %x%08x\n", hFile, offset->u.HighPart, offset->u.LowPart, count->u.HighPart, count->u.LowPart ); if (io_status || key) { FIXME("Unimplemented yet parameter\n"); return STATUS_NOT_IMPLEMENTED; } SERVER_START_REQ( unlock_file ) { req->handle = hFile; req->offset_low = offset->u.LowPart; req->offset_high = offset->u.HighPart; req->count_low = count->u.LowPart; req->count_high = count->u.HighPart; status = wine_server_call( req ); } SERVER_END_REQ; return status; } /****************************************************************** * NtCreateNamedPipeFile (NTDLL.@) * * */ NTSTATUS WINAPI NtCreateNamedPipeFile( PHANDLE handle, ULONG access, POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK iosb, ULONG sharing, ULONG dispo, ULONG options, ULONG pipe_type, ULONG read_mode, ULONG completion_mode, ULONG max_inst, ULONG inbound_quota, ULONG outbound_quota, PLARGE_INTEGER timeout) { NTSTATUS status; static const WCHAR leadin[] = {'\\','?','?','\\','P','I','P','E','\\'}; TRACE("(%p %x %s %p %x %d %x %d %d %d %d %d %d %p)\n", handle, access, debugstr_w(attr->ObjectName->Buffer), iosb, sharing, dispo, options, pipe_type, read_mode, completion_mode, max_inst, inbound_quota, outbound_quota, timeout); if (attr->ObjectName->Length < sizeof(leadin) || strncmpiW( attr->ObjectName->Buffer, leadin, sizeof(leadin)/sizeof(leadin[0]) )) return STATUS_OBJECT_NAME_INVALID; /* assume we only get relative timeout, and storable in a DWORD as ms */ if (timeout->QuadPart > 0 || (timeout->QuadPart / -10000) >> 32) FIXME("Wrong time %s\n", wine_dbgstr_longlong(timeout->QuadPart)); SERVER_START_REQ( create_named_pipe ) { req->access = access; req->attributes = (attr) ? attr->Attributes : 0; req->rootdir = attr ? attr->RootDirectory : 0; req->options = options; req->flags = (pipe_type) ? NAMED_PIPE_MESSAGE_STREAM_WRITE : 0 | (read_mode) ? NAMED_PIPE_MESSAGE_STREAM_READ : 0 | (completion_mode) ? NAMED_PIPE_NONBLOCKING_MODE : 0; req->maxinstances = max_inst; req->outsize = outbound_quota; req->insize = inbound_quota; req->timeout = timeout->QuadPart / -10000; wine_server_add_data( req, attr->ObjectName->Buffer, attr->ObjectName->Length ); status = wine_server_call( req ); if (!status) *handle = reply->handle; } SERVER_END_REQ; return status; } /****************************************************************** * NtDeleteFile (NTDLL.@) * * */ NTSTATUS WINAPI NtDeleteFile( POBJECT_ATTRIBUTES ObjectAttributes ) { NTSTATUS status; HANDLE hFile; IO_STATUS_BLOCK io; TRACE("%p\n", ObjectAttributes); status = NtCreateFile( &hFile, GENERIC_READ | GENERIC_WRITE | DELETE, ObjectAttributes, &io, NULL, 0, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, FILE_OPEN, FILE_DELETE_ON_CLOSE, NULL, 0 ); if (status == STATUS_SUCCESS) status = NtClose(hFile); return status; } /****************************************************************** * NtCancelIoFile (NTDLL.@) * * */ NTSTATUS WINAPI NtCancelIoFile( HANDLE hFile, PIO_STATUS_BLOCK io_status ) { LARGE_INTEGER timeout; TRACE("%p %p\n", hFile, io_status ); SERVER_START_REQ( cancel_async ) { req->handle = hFile; wine_server_call( req ); } SERVER_END_REQ; /* Let some APC be run, so that we can run the remaining APCs on hFile * either the cancelation of the pending one, but also the execution * of the queued APC, but not yet run. This is needed to ensure proper * clean-up of allocated data. */ timeout.u.LowPart = timeout.u.HighPart = 0; return io_status->u.Status = NtDelayExecution( TRUE, &timeout ); } /****************************************************************************** * NtCreateMailslotFile [NTDLL.@] * ZwCreateMailslotFile [NTDLL.@] * * PARAMS * pHandle [O] pointer to receive the handle created * DesiredAccess [I] access mode (read, write, etc) * ObjectAttributes [I] fully qualified NT path of the mailslot * IoStatusBlock [O] receives completion status and other info * CreateOptions [I] * MailslotQuota [I] * MaxMessageSize [I] * TimeOut [I] * * RETURNS * An NT status code */ NTSTATUS WINAPI NtCreateMailslotFile(PHANDLE pHandle, ULONG DesiredAccess, POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK IoStatusBlock, ULONG CreateOptions, ULONG MailslotQuota, ULONG MaxMessageSize, PLARGE_INTEGER TimeOut) { static const WCHAR leadin[] = { '\\','?','?','\\','M','A','I','L','S','L','O','T','\\'}; NTSTATUS ret; TRACE("%p %08x %p %p %08x %08x %08x %p\n", pHandle, DesiredAccess, attr, IoStatusBlock, CreateOptions, MailslotQuota, MaxMessageSize, TimeOut); if (attr->ObjectName->Length < sizeof(leadin) || strncmpiW( attr->ObjectName->Buffer, leadin, sizeof(leadin)/sizeof(leadin[0]) )) { return STATUS_OBJECT_NAME_INVALID; } SERVER_START_REQ( create_mailslot ) { req->access = DesiredAccess; req->attributes = (attr) ? attr->Attributes : 0; req->rootdir = attr ? attr->RootDirectory : 0; req->max_msgsize = MaxMessageSize; req->read_timeout = (TimeOut->QuadPart <= 0) ? TimeOut->QuadPart / -10000 : -1; wine_server_add_data( req, attr->ObjectName->Buffer, attr->ObjectName->Length ); ret = wine_server_call( req ); if( ret == STATUS_SUCCESS ) *pHandle = reply->handle; } SERVER_END_REQ; return ret; }