3322 lines
98 KiB
C
3322 lines
98 KiB
C
/*
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* File handling functions
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*
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* Copyright 1993 John Burton
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* Copyright 1996 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* TODO:
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* Fix the CopyFileEx methods to implement the "extended" functionality.
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* Right now, they simply call the CopyFile method.
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <assert.h>
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#include <ctype.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#ifdef HAVE_SYS_ERRNO_H
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#include <sys/errno.h>
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#endif
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#include <sys/types.h>
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#include <sys/stat.h>
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#ifdef HAVE_SYS_MMAN_H
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#include <sys/mman.h>
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#endif
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#ifdef HAVE_SYS_TIME_H
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# include <sys/time.h>
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#endif
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#ifdef HAVE_SYS_POLL_H
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# include <sys/poll.h>
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#endif
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#include <time.h>
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#ifdef HAVE_UTIME_H
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# include <utime.h>
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#endif
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#include "winerror.h"
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#include "windef.h"
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#include "winbase.h"
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#include "winreg.h"
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#include "ntddk.h"
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#include "wine/winbase16.h"
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#include "wine/server.h"
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#include "drive.h"
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#include "file.h"
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#include "async.h"
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#include "heap.h"
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#include "msdos.h"
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#include "wincon.h"
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#include "smb.h"
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#include "wine/unicode.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(file);
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#if defined(MAP_ANONYMOUS) && !defined(MAP_ANON)
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#define MAP_ANON MAP_ANONYMOUS
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#endif
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/* Size of per-process table of DOS handles */
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#define DOS_TABLE_SIZE 256
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/* Macro to derive file offset from OVERLAPPED struct */
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#define OVERLAPPED_OFFSET(overlapped) ((off_t) (overlapped)->Offset + ((off_t) (overlapped)->OffsetHigh << 32))
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static HANDLE dos_handles[DOS_TABLE_SIZE];
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mode_t FILE_umask;
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extern HANDLE WINAPI FILE_SmbOpen(LPCSTR name);
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/***********************************************************************
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* Asynchronous file I/O *
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*/
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static DWORD fileio_get_async_status (const async_private *ovp);
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static DWORD fileio_get_async_count (const async_private *ovp);
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static void fileio_set_async_status (async_private *ovp, const DWORD status);
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static void CALLBACK fileio_call_completion_func (ULONG_PTR data);
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static void fileio_async_cleanup (async_private *ovp);
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static async_ops fileio_async_ops =
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{
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fileio_get_async_status, /* get_status */
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fileio_set_async_status, /* set_status */
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fileio_get_async_count, /* get_count */
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fileio_call_completion_func, /* call_completion */
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fileio_async_cleanup /* cleanup */
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};
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static async_ops fileio_nocomp_async_ops =
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{
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fileio_get_async_status, /* get_status */
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fileio_set_async_status, /* set_status */
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fileio_get_async_count, /* get_count */
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NULL, /* call_completion */
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fileio_async_cleanup /* cleanup */
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};
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typedef struct async_fileio
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{
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struct async_private async;
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LPOVERLAPPED lpOverlapped;
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LPOVERLAPPED_COMPLETION_ROUTINE completion_func;
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char *buffer;
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int count;
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enum fd_type fd_type;
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} async_fileio;
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static DWORD fileio_get_async_status (const struct async_private *ovp)
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{
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return ((async_fileio*) ovp)->lpOverlapped->Internal;
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}
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static void fileio_set_async_status (async_private *ovp, const DWORD status)
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{
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((async_fileio*) ovp)->lpOverlapped->Internal = status;
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}
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static DWORD fileio_get_async_count (const struct async_private *ovp)
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{
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async_fileio *fileio = (async_fileio*) ovp;
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DWORD ret = fileio->count - fileio->lpOverlapped->InternalHigh;
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return (ret < 0 ? 0 : ret);
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}
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static void CALLBACK fileio_call_completion_func (ULONG_PTR data)
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{
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async_fileio *ovp = (async_fileio*) data;
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TRACE ("data: %p\n", ovp);
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ovp->completion_func( ovp->lpOverlapped->Internal,
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ovp->lpOverlapped->InternalHigh,
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ovp->lpOverlapped );
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fileio_async_cleanup ( &ovp->async );
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}
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static void fileio_async_cleanup ( struct async_private *ovp )
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{
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HeapFree ( GetProcessHeap(), 0, ovp );
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}
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/***********************************************************************
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* FILE_ConvertOFMode
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*
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* Convert OF_* mode into flags for CreateFile.
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*/
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static void FILE_ConvertOFMode( INT mode, DWORD *access, DWORD *sharing )
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{
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switch(mode & 0x03)
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{
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case OF_READ: *access = GENERIC_READ; break;
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case OF_WRITE: *access = GENERIC_WRITE; break;
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case OF_READWRITE: *access = GENERIC_READ | GENERIC_WRITE; break;
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default: *access = 0; break;
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}
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switch(mode & 0x70)
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{
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case OF_SHARE_EXCLUSIVE: *sharing = 0; break;
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case OF_SHARE_DENY_WRITE: *sharing = FILE_SHARE_READ; break;
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case OF_SHARE_DENY_READ: *sharing = FILE_SHARE_WRITE; break;
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case OF_SHARE_DENY_NONE:
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case OF_SHARE_COMPAT:
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default: *sharing = FILE_SHARE_READ | FILE_SHARE_WRITE; break;
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}
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}
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/***********************************************************************
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* FILE_strcasecmp
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*
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* locale-independent case conversion for file I/O
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*/
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int FILE_strcasecmp( const char *str1, const char *str2 )
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{
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int ret = 0;
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for ( ; ; str1++, str2++)
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if ((ret = FILE_toupper(*str1) - FILE_toupper(*str2)) || !*str1) break;
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return ret;
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}
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/***********************************************************************
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* FILE_strncasecmp
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*
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* locale-independent case conversion for file I/O
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*/
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int FILE_strncasecmp( const char *str1, const char *str2, int len )
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{
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int ret = 0;
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for ( ; len > 0; len--, str1++, str2++)
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if ((ret = FILE_toupper(*str1) - FILE_toupper(*str2)) || !*str1) break;
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return ret;
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}
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/***********************************************************************
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* FILE_GetNtStatus(void)
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*
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* Retrieve the Nt Status code from errno.
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* Try to be consistent with FILE_SetDosError().
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*/
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DWORD FILE_GetNtStatus(void)
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{
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int err = errno;
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DWORD nt;
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TRACE ( "errno = %d\n", errno );
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switch ( err )
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{
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case EAGAIN: nt = STATUS_SHARING_VIOLATION; break;
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case EBADF: nt = STATUS_INVALID_HANDLE; break;
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case ENOSPC: nt = STATUS_DISK_FULL; break;
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case EPERM:
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case EROFS:
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case EACCES: nt = STATUS_ACCESS_DENIED; break;
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case ENOENT: nt = STATUS_SHARING_VIOLATION; break;
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case EISDIR: nt = STATUS_FILE_IS_A_DIRECTORY; break;
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case EMFILE:
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case ENFILE: nt = STATUS_NO_MORE_FILES; break;
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case EINVAL:
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case ENOTEMPTY: nt = STATUS_DIRECTORY_NOT_EMPTY; break;
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case EPIPE: nt = STATUS_PIPE_BROKEN; break;
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case ENOEXEC: /* ?? */
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case ESPIPE: /* ?? */
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case EEXIST: /* ?? */
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default:
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FIXME ( "Converting errno %d to STATUS_UNSUCCESSFUL\n", err );
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nt = STATUS_UNSUCCESSFUL;
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}
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return nt;
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}
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/***********************************************************************
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* FILE_SetDosError
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*
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* Set the DOS error code from errno.
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*/
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void FILE_SetDosError(void)
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{
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int save_errno = errno; /* errno gets overwritten by printf */
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TRACE("errno = %d %s\n", errno, strerror(errno));
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switch (save_errno)
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{
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case EAGAIN:
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SetLastError( ERROR_SHARING_VIOLATION );
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break;
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case EBADF:
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SetLastError( ERROR_INVALID_HANDLE );
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break;
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case ENOSPC:
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SetLastError( ERROR_HANDLE_DISK_FULL );
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break;
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case EACCES:
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case EPERM:
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case EROFS:
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SetLastError( ERROR_ACCESS_DENIED );
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break;
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case EBUSY:
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SetLastError( ERROR_LOCK_VIOLATION );
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break;
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case ENOENT:
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SetLastError( ERROR_FILE_NOT_FOUND );
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break;
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case EISDIR:
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SetLastError( ERROR_CANNOT_MAKE );
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break;
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case ENFILE:
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case EMFILE:
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SetLastError( ERROR_NO_MORE_FILES );
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break;
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case EEXIST:
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SetLastError( ERROR_FILE_EXISTS );
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break;
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case EINVAL:
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case ESPIPE:
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SetLastError( ERROR_SEEK );
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break;
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case ENOTEMPTY:
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SetLastError( ERROR_DIR_NOT_EMPTY );
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break;
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case ENOEXEC:
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SetLastError( ERROR_BAD_FORMAT );
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break;
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default:
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WARN("unknown file error: %s\n", strerror(save_errno) );
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SetLastError( ERROR_GEN_FAILURE );
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break;
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}
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errno = save_errno;
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}
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/***********************************************************************
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* FILE_GetUnixHandleType
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*
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* Retrieve the Unix handle corresponding to a file handle.
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* Returns -1 on failure.
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*/
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static int FILE_GetUnixHandleType( HANDLE handle, DWORD access, enum fd_type *type, int *flags_ptr )
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{
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int ret, flags, fd = -1;
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ret = wine_server_handle_to_fd( handle, access, &fd, type, &flags );
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if (flags_ptr) *flags_ptr = flags;
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if (ret) SetLastError( RtlNtStatusToDosError(ret) );
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else if (((access & GENERIC_READ) && (flags & FD_FLAG_RECV_SHUTDOWN)) ||
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((access & GENERIC_WRITE) && (flags & FD_FLAG_SEND_SHUTDOWN)))
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{
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close (fd);
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SetLastError ( ERROR_PIPE_NOT_CONNECTED );
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return -1;
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}
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return fd;
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}
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/***********************************************************************
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* FILE_GetUnixHandle
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*
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* Retrieve the Unix handle corresponding to a file handle.
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* Returns -1 on failure.
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*/
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int FILE_GetUnixHandle( HANDLE handle, DWORD access )
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{
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return FILE_GetUnixHandleType( handle, access, NULL, NULL );
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}
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/*************************************************************************
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* FILE_OpenConsole
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*
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* Open a handle to the current process console.
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* Returns 0 on failure.
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*/
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static HANDLE FILE_OpenConsole( BOOL output, DWORD access, DWORD sharing, LPSECURITY_ATTRIBUTES sa )
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{
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HANDLE ret;
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SERVER_START_REQ( open_console )
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{
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req->from = output;
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req->access = access;
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req->share = sharing;
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req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
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SetLastError(0);
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wine_server_call_err( req );
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ret = reply->handle;
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}
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SERVER_END_REQ;
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return ret;
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}
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/* FIXME: those routines defined as pointers are needed, because this file is
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* currently compiled into NTDLL whereas it belongs to kernel32.
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* this shall go away once all the DLL separation process is done
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*/
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typedef BOOL (WINAPI* pRW)(HANDLE, const void*, DWORD, DWORD*, void*);
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static BOOL FILE_ReadConsole(HANDLE hCon, void* buf, DWORD nb, DWORD* nr, void* p)
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{
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static HANDLE hKernel /* = 0 */;
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static pRW pReadConsole /* = 0 */;
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if ((!hKernel && !(hKernel = LoadLibraryA("kernel32"))) ||
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(!pReadConsole &&
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!(pReadConsole = GetProcAddress(hKernel, "ReadConsoleA"))))
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{
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*nr = 0;
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return 0;
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}
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return (pReadConsole)(hCon, buf, nb, nr, p);
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}
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static BOOL FILE_WriteConsole(HANDLE hCon, const void* buf, DWORD nb, DWORD* nr, void* p)
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{
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static HANDLE hKernel /* = 0 */;
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static pRW pWriteConsole /* = 0 */;
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if ((!hKernel && !(hKernel = LoadLibraryA("kernel32"))) ||
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(!pWriteConsole &&
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!(pWriteConsole = GetProcAddress(hKernel, "WriteConsoleA"))))
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{
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*nr = 0;
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return 0;
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}
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return (pWriteConsole)(hCon, buf, nb, nr, p);
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}
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/* end of FIXME */
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/***********************************************************************
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* FILE_CreateFile
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*
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* Implementation of CreateFile. Takes a Unix path name.
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* Returns 0 on failure.
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*/
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HANDLE FILE_CreateFile( LPCSTR filename, DWORD access, DWORD sharing,
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LPSECURITY_ATTRIBUTES sa, DWORD creation,
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DWORD attributes, HANDLE template, BOOL fail_read_only,
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UINT drive_type )
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{
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unsigned int err;
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HANDLE ret;
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for (;;)
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{
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SERVER_START_REQ( create_file )
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{
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req->access = access;
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req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
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req->sharing = sharing;
|
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req->create = creation;
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req->attrs = attributes;
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req->drive_type = drive_type;
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wine_server_add_data( req, filename, strlen(filename) );
|
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SetLastError(0);
|
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err = wine_server_call( req );
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ret = reply->handle;
|
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}
|
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SERVER_END_REQ;
|
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|
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/* If write access failed, retry without GENERIC_WRITE */
|
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|
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if (!ret && !fail_read_only && (access & GENERIC_WRITE))
|
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{
|
|
if ((err == STATUS_MEDIA_WRITE_PROTECTED) || (err == STATUS_ACCESS_DENIED))
|
|
{
|
|
TRACE("Write access failed for file '%s', trying without "
|
|
"write access\n", filename);
|
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access &= ~GENERIC_WRITE;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if (err)
|
|
{
|
|
/* In the case file creation was rejected due to CREATE_NEW flag
|
|
* was specified and file with that name already exists, correct
|
|
* last error is ERROR_FILE_EXISTS and not ERROR_ALREADY_EXISTS.
|
|
* Note: RtlNtStatusToDosError is not the subject to blame here.
|
|
*/
|
|
if (err == STATUS_OBJECT_NAME_COLLISION)
|
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SetLastError( ERROR_FILE_EXISTS );
|
|
else
|
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SetLastError( RtlNtStatusToDosError(err) );
|
|
}
|
|
|
|
if (!ret) WARN("Unable to create file '%s' (GLE %ld)\n", filename, GetLastError());
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* FILE_CreateDevice
|
|
*
|
|
* Same as FILE_CreateFile but for a device
|
|
* Returns 0 on failure.
|
|
*/
|
|
HANDLE FILE_CreateDevice( int client_id, DWORD access, LPSECURITY_ATTRIBUTES sa )
|
|
{
|
|
HANDLE ret;
|
|
SERVER_START_REQ( create_device )
|
|
{
|
|
req->access = access;
|
|
req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
|
|
req->id = client_id;
|
|
SetLastError(0);
|
|
wine_server_call_err( req );
|
|
ret = reply->handle;
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
static HANDLE FILE_OpenPipe(LPCWSTR name, DWORD access)
|
|
{
|
|
HANDLE ret;
|
|
DWORD len = 0;
|
|
|
|
if (name && (len = strlenW(name)) > MAX_PATH)
|
|
{
|
|
SetLastError( ERROR_FILENAME_EXCED_RANGE );
|
|
return 0;
|
|
}
|
|
SERVER_START_REQ( open_named_pipe )
|
|
{
|
|
req->access = access;
|
|
SetLastError(0);
|
|
wine_server_add_data( req, name, len * sizeof(WCHAR) );
|
|
wine_server_call_err( req );
|
|
ret = reply->handle;
|
|
}
|
|
SERVER_END_REQ;
|
|
TRACE("Returned %d\n",ret);
|
|
return ret;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* CreateFileW [KERNEL32.@] Creates or opens a file or other object
|
|
*
|
|
* Creates or opens an object, and returns a handle that can be used to
|
|
* access that object.
|
|
*
|
|
* PARAMS
|
|
*
|
|
* filename [in] pointer to filename to be accessed
|
|
* access [in] access mode requested
|
|
* sharing [in] share mode
|
|
* sa [in] pointer to security attributes
|
|
* creation [in] how to create the file
|
|
* attributes [in] attributes for newly created file
|
|
* template [in] handle to file with extended attributes to copy
|
|
*
|
|
* RETURNS
|
|
* Success: Open handle to specified file
|
|
* Failure: INVALID_HANDLE_VALUE
|
|
*
|
|
* NOTES
|
|
* Should call SetLastError() on failure.
|
|
*
|
|
* BUGS
|
|
*
|
|
* Doesn't support character devices, template files, or a
|
|
* lot of the 'attributes' flags yet.
|
|
*/
|
|
HANDLE WINAPI CreateFileW( LPCWSTR filename, DWORD access, DWORD sharing,
|
|
LPSECURITY_ATTRIBUTES sa, DWORD creation,
|
|
DWORD attributes, HANDLE template )
|
|
{
|
|
DOS_FULL_NAME full_name;
|
|
HANDLE ret;
|
|
static const WCHAR bkslashes_with_question_markW[] = {'\\','\\','?','\\',0};
|
|
static const WCHAR bkslashes_with_dotW[] = {'\\','\\','.','\\',0};
|
|
static const WCHAR bkslashesW[] = {'\\','\\',0};
|
|
static const WCHAR coninW[] = {'C','O','N','I','N','$',0};
|
|
static const WCHAR conoutW[] = {'C','O','N','O','U','T','$',0};
|
|
|
|
if (!filename)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return INVALID_HANDLE_VALUE;
|
|
}
|
|
TRACE("%s %s%s%s%s%s%s%s attributes 0x%lx\n", debugstr_w(filename),
|
|
((access & GENERIC_READ)==GENERIC_READ)?"GENERIC_READ ":"",
|
|
((access & GENERIC_WRITE)==GENERIC_WRITE)?"GENERIC_WRITE ":"",
|
|
(!access)?"QUERY_ACCESS ":"",
|
|
((sharing & FILE_SHARE_READ)==FILE_SHARE_READ)?"FILE_SHARE_READ ":"",
|
|
((sharing & FILE_SHARE_WRITE)==FILE_SHARE_WRITE)?"FILE_SHARE_WRITE ":"",
|
|
((sharing & FILE_SHARE_DELETE)==FILE_SHARE_DELETE)?"FILE_SHARE_DELETE ":"",
|
|
(creation ==CREATE_NEW)?"CREATE_NEW":
|
|
(creation ==CREATE_ALWAYS)?"CREATE_ALWAYS ":
|
|
(creation ==OPEN_EXISTING)?"OPEN_EXISTING ":
|
|
(creation ==OPEN_ALWAYS)?"OPEN_ALWAYS ":
|
|
(creation ==TRUNCATE_EXISTING)?"TRUNCATE_EXISTING ":"", attributes);
|
|
|
|
/* If the name starts with '\\?\', ignore the first 4 chars. */
|
|
if (!strncmpW(filename, bkslashes_with_question_markW, 4))
|
|
{
|
|
static const WCHAR uncW[] = {'U','N','C','\\',0};
|
|
filename += 4;
|
|
if (!strncmpiW(filename, uncW, 4))
|
|
{
|
|
FIXME("UNC name (%s) not supported.\n", debugstr_w(filename) );
|
|
SetLastError( ERROR_PATH_NOT_FOUND );
|
|
return INVALID_HANDLE_VALUE;
|
|
}
|
|
}
|
|
|
|
if (!strncmpW(filename, bkslashes_with_dotW, 4))
|
|
{
|
|
static const WCHAR pipeW[] = {'P','I','P','E','\\',0};
|
|
if(!strncmpiW(filename + 4, pipeW, 5))
|
|
{
|
|
TRACE("Opening a pipe: %s\n", debugstr_w(filename));
|
|
ret = FILE_OpenPipe(filename,access);
|
|
goto done;
|
|
}
|
|
else if (isalphaW(filename[4]) && filename[5] == ':' && filename[6] == '\0')
|
|
{
|
|
ret = FILE_CreateDevice( (toupperW(filename[4]) - 'A') | 0x20000, access, sa );
|
|
goto done;
|
|
}
|
|
else if (!DOSFS_GetDevice( filename ))
|
|
{
|
|
ret = DEVICE_Open( filename+4, access, sa );
|
|
goto done;
|
|
}
|
|
else
|
|
filename+=4; /* fall into DOSFS_Device case below */
|
|
}
|
|
|
|
/* If the name still starts with '\\', it's a UNC name. */
|
|
if (!strncmpW(filename, bkslashesW, 2))
|
|
{
|
|
ret = SMB_CreateFileW(filename, access, sharing, sa, creation, attributes, template );
|
|
goto done;
|
|
}
|
|
|
|
/* If the name contains a DOS wild card (* or ?), do no create a file */
|
|
if(strchrW(filename, '*') || strchrW(filename, '?'))
|
|
return INVALID_HANDLE_VALUE;
|
|
|
|
/* Open a console for CONIN$ or CONOUT$ */
|
|
if (!strcmpiW(filename, coninW))
|
|
{
|
|
ret = FILE_OpenConsole( FALSE, access, sharing, sa );
|
|
goto done;
|
|
}
|
|
if (!strcmpiW(filename, conoutW))
|
|
{
|
|
ret = FILE_OpenConsole( TRUE, access, sharing, sa );
|
|
goto done;
|
|
}
|
|
|
|
if (DOSFS_GetDevice( filename ))
|
|
{
|
|
TRACE("opening device %s\n", debugstr_w(filename) );
|
|
|
|
if (!(ret = DOSFS_OpenDevice( filename, access, attributes, sa )))
|
|
{
|
|
/* Do not silence this please. It is a critical error. -MM */
|
|
ERR("Couldn't open device %s!\n", debugstr_w(filename));
|
|
SetLastError( ERROR_FILE_NOT_FOUND );
|
|
}
|
|
goto done;
|
|
}
|
|
|
|
/* check for filename, don't check for last entry if creating */
|
|
if (!DOSFS_GetFullName( filename,
|
|
(creation == OPEN_EXISTING) ||
|
|
(creation == TRUNCATE_EXISTING),
|
|
&full_name )) {
|
|
WARN("Unable to get full filename from %s (GLE %ld)\n",
|
|
debugstr_w(filename), GetLastError());
|
|
return INVALID_HANDLE_VALUE;
|
|
}
|
|
|
|
ret = FILE_CreateFile( full_name.long_name, access, sharing,
|
|
sa, creation, attributes, template,
|
|
DRIVE_GetFlags(full_name.drive) & DRIVE_FAIL_READ_ONLY,
|
|
GetDriveTypeW( full_name.short_name ) );
|
|
done:
|
|
if (!ret) ret = INVALID_HANDLE_VALUE;
|
|
TRACE("returning %08x\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
|
|
|
|
/*************************************************************************
|
|
* CreateFileA (KERNEL32.@)
|
|
*/
|
|
HANDLE WINAPI CreateFileA( LPCSTR filename, DWORD access, DWORD sharing,
|
|
LPSECURITY_ATTRIBUTES sa, DWORD creation,
|
|
DWORD attributes, HANDLE template)
|
|
{
|
|
UNICODE_STRING filenameW;
|
|
HANDLE ret = INVALID_HANDLE_VALUE;
|
|
|
|
if (!filename)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return INVALID_HANDLE_VALUE;
|
|
}
|
|
|
|
if (RtlCreateUnicodeStringFromAsciiz(&filenameW, filename))
|
|
{
|
|
ret = CreateFileW(filenameW.Buffer, access, sharing, sa, creation,
|
|
attributes, template);
|
|
RtlFreeUnicodeString(&filenameW);
|
|
}
|
|
else
|
|
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* FILE_FillInfo
|
|
*
|
|
* Fill a file information from a struct stat.
|
|
*/
|
|
static void FILE_FillInfo( struct stat *st, BY_HANDLE_FILE_INFORMATION *info )
|
|
{
|
|
if (S_ISDIR(st->st_mode))
|
|
info->dwFileAttributes = FILE_ATTRIBUTE_DIRECTORY;
|
|
else
|
|
info->dwFileAttributes = FILE_ATTRIBUTE_ARCHIVE;
|
|
if (!(st->st_mode & S_IWUSR))
|
|
info->dwFileAttributes |= FILE_ATTRIBUTE_READONLY;
|
|
|
|
RtlSecondsSince1970ToTime( st->st_mtime, &info->ftCreationTime );
|
|
RtlSecondsSince1970ToTime( st->st_mtime, &info->ftLastWriteTime );
|
|
RtlSecondsSince1970ToTime( st->st_atime, &info->ftLastAccessTime );
|
|
|
|
info->dwVolumeSerialNumber = 0; /* FIXME */
|
|
info->nFileSizeHigh = 0;
|
|
info->nFileSizeLow = 0;
|
|
if (!S_ISDIR(st->st_mode)) {
|
|
info->nFileSizeHigh = st->st_size >> 32;
|
|
info->nFileSizeLow = st->st_size & 0xffffffff;
|
|
}
|
|
info->nNumberOfLinks = st->st_nlink;
|
|
info->nFileIndexHigh = 0;
|
|
info->nFileIndexLow = st->st_ino;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* FILE_Stat
|
|
*
|
|
* Stat a Unix path name. Return TRUE if OK.
|
|
*/
|
|
BOOL FILE_Stat( LPCSTR unixName, BY_HANDLE_FILE_INFORMATION *info )
|
|
{
|
|
struct stat st;
|
|
|
|
if (lstat( unixName, &st ) == -1)
|
|
{
|
|
FILE_SetDosError();
|
|
return FALSE;
|
|
}
|
|
if (!S_ISLNK(st.st_mode)) FILE_FillInfo( &st, info );
|
|
else
|
|
{
|
|
/* do a "real" stat to find out
|
|
about the type of the symlink destination */
|
|
if (stat( unixName, &st ) == -1)
|
|
{
|
|
FILE_SetDosError();
|
|
return FALSE;
|
|
}
|
|
FILE_FillInfo( &st, info );
|
|
info->dwFileAttributes |= FILE_ATTRIBUTE_SYMLINK;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetFileInformationByHandle (KERNEL32.@)
|
|
*/
|
|
DWORD WINAPI GetFileInformationByHandle( HANDLE hFile,
|
|
BY_HANDLE_FILE_INFORMATION *info )
|
|
{
|
|
DWORD ret;
|
|
if (!info) return 0;
|
|
|
|
TRACE("%08x\n", hFile);
|
|
|
|
SERVER_START_REQ( get_file_info )
|
|
{
|
|
req->handle = hFile;
|
|
if ((ret = !wine_server_call_err( req )))
|
|
{
|
|
/* FIXME: which file types are supported ?
|
|
* Serial ports (FILE_TYPE_CHAR) are not,
|
|
* and MSDN also says that pipes are not supported.
|
|
* FILE_TYPE_REMOTE seems to be supported according to
|
|
* MSDN q234741.txt */
|
|
if ((reply->type == FILE_TYPE_DISK) || (reply->type == FILE_TYPE_REMOTE))
|
|
{
|
|
RtlSecondsSince1970ToTime( reply->write_time, &info->ftCreationTime );
|
|
RtlSecondsSince1970ToTime( reply->write_time, &info->ftLastWriteTime );
|
|
RtlSecondsSince1970ToTime( reply->access_time, &info->ftLastAccessTime );
|
|
info->dwFileAttributes = reply->attr;
|
|
info->dwVolumeSerialNumber = reply->serial;
|
|
info->nFileSizeHigh = reply->size_high;
|
|
info->nFileSizeLow = reply->size_low;
|
|
info->nNumberOfLinks = reply->links;
|
|
info->nFileIndexHigh = reply->index_high;
|
|
info->nFileIndexLow = reply->index_low;
|
|
}
|
|
else
|
|
{
|
|
SetLastError(ERROR_NOT_SUPPORTED);
|
|
ret = 0;
|
|
}
|
|
}
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* GetFileAttributes (KERNEL.420)
|
|
*/
|
|
DWORD WINAPI GetFileAttributes16( LPCSTR name )
|
|
{
|
|
return GetFileAttributesA( name );
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* GetFileAttributesW (KERNEL32.@)
|
|
*/
|
|
DWORD WINAPI GetFileAttributesW( LPCWSTR name )
|
|
{
|
|
DOS_FULL_NAME full_name;
|
|
BY_HANDLE_FILE_INFORMATION info;
|
|
|
|
if (name == NULL)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return -1;
|
|
}
|
|
if (!DOSFS_GetFullName( name, TRUE, &full_name) )
|
|
return -1;
|
|
if (!FILE_Stat( full_name.long_name, &info )) return -1;
|
|
return info.dwFileAttributes;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* GetFileAttributesA (KERNEL32.@)
|
|
*/
|
|
DWORD WINAPI GetFileAttributesA( LPCSTR name )
|
|
{
|
|
UNICODE_STRING nameW;
|
|
DWORD ret = (DWORD)-1;
|
|
|
|
if (!name)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return (DWORD)-1;
|
|
}
|
|
|
|
if (RtlCreateUnicodeStringFromAsciiz(&nameW, name))
|
|
{
|
|
ret = GetFileAttributesW(nameW.Buffer);
|
|
RtlFreeUnicodeString(&nameW);
|
|
}
|
|
else
|
|
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* SetFileAttributes (KERNEL.421)
|
|
*/
|
|
BOOL16 WINAPI SetFileAttributes16( LPCSTR lpFileName, DWORD attributes )
|
|
{
|
|
return SetFileAttributesA( lpFileName, attributes );
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* SetFileAttributesW (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI SetFileAttributesW(LPCWSTR lpFileName, DWORD attributes)
|
|
{
|
|
struct stat buf;
|
|
DOS_FULL_NAME full_name;
|
|
|
|
if (!lpFileName)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
|
|
TRACE("(%s,%lx)\n", debugstr_w(lpFileName), attributes);
|
|
|
|
if (!DOSFS_GetFullName( lpFileName, TRUE, &full_name ))
|
|
return FALSE;
|
|
|
|
if(stat(full_name.long_name,&buf)==-1)
|
|
{
|
|
FILE_SetDosError();
|
|
return FALSE;
|
|
}
|
|
if (attributes & FILE_ATTRIBUTE_READONLY)
|
|
{
|
|
if(S_ISDIR(buf.st_mode))
|
|
/* FIXME */
|
|
WARN("FILE_ATTRIBUTE_READONLY ignored for directory.\n");
|
|
else
|
|
buf.st_mode &= ~0222; /* octal!, clear write permission bits */
|
|
attributes &= ~FILE_ATTRIBUTE_READONLY;
|
|
}
|
|
else
|
|
{
|
|
/* add write permission */
|
|
buf.st_mode |= (0600 | ((buf.st_mode & 044) >> 1)) & (~FILE_umask);
|
|
}
|
|
if (attributes & FILE_ATTRIBUTE_DIRECTORY)
|
|
{
|
|
if (!S_ISDIR(buf.st_mode))
|
|
FIXME("SetFileAttributes expected the file %s to be a directory\n",
|
|
debugstr_w(lpFileName));
|
|
attributes &= ~FILE_ATTRIBUTE_DIRECTORY;
|
|
}
|
|
attributes &= ~(FILE_ATTRIBUTE_NORMAL|FILE_ATTRIBUTE_ARCHIVE|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM);
|
|
if (attributes)
|
|
FIXME("(%s):%lx attribute(s) not implemented.\n", debugstr_w(lpFileName), attributes);
|
|
if (-1==chmod(full_name.long_name,buf.st_mode))
|
|
{
|
|
if (GetDriveTypeW(lpFileName) == DRIVE_CDROM)
|
|
{
|
|
SetLastError( ERROR_ACCESS_DENIED );
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* FIXME: We don't return FALSE here because of differences between
|
|
* Linux and Windows privileges. Under Linux only the owner of
|
|
* the file is allowed to change file attributes. Under Windows,
|
|
* applications expect that if you can write to a file, you can also
|
|
* change its attributes (see GENERIC_WRITE). We could try to be
|
|
* clever here but that would break multi-user installations where
|
|
* users share read-only DLLs. This is because some installers like
|
|
* to change attributes of already installed DLLs.
|
|
*/
|
|
FIXME("Couldn't set file attributes for existing file \"%s\".\n"
|
|
"Check permissions or set VFAT \"quiet\" mount flag\n", full_name.long_name);
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* SetFileAttributesA (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI SetFileAttributesA(LPCSTR lpFileName, DWORD attributes)
|
|
{
|
|
UNICODE_STRING filenameW;
|
|
HANDLE ret = FALSE;
|
|
|
|
if (!lpFileName)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
|
|
if (RtlCreateUnicodeStringFromAsciiz(&filenameW, lpFileName))
|
|
{
|
|
ret = SetFileAttributesW(filenameW.Buffer, attributes);
|
|
RtlFreeUnicodeString(&filenameW);
|
|
}
|
|
else
|
|
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetFileSize (KERNEL32.@)
|
|
*/
|
|
DWORD WINAPI GetFileSize( HANDLE hFile, LPDWORD filesizehigh )
|
|
{
|
|
BY_HANDLE_FILE_INFORMATION info;
|
|
if (!GetFileInformationByHandle( hFile, &info )) return -1;
|
|
if (filesizehigh) *filesizehigh = info.nFileSizeHigh;
|
|
return info.nFileSizeLow;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetFileTime (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI GetFileTime( HANDLE hFile, FILETIME *lpCreationTime,
|
|
FILETIME *lpLastAccessTime,
|
|
FILETIME *lpLastWriteTime )
|
|
{
|
|
BY_HANDLE_FILE_INFORMATION info;
|
|
if (!GetFileInformationByHandle( hFile, &info )) return FALSE;
|
|
if (lpCreationTime) *lpCreationTime = info.ftCreationTime;
|
|
if (lpLastAccessTime) *lpLastAccessTime = info.ftLastAccessTime;
|
|
if (lpLastWriteTime) *lpLastWriteTime = info.ftLastWriteTime;
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CompareFileTime (KERNEL32.@)
|
|
*/
|
|
INT WINAPI CompareFileTime( LPFILETIME x, LPFILETIME y )
|
|
{
|
|
if (!x || !y) return -1;
|
|
|
|
if (x->dwHighDateTime > y->dwHighDateTime)
|
|
return 1;
|
|
if (x->dwHighDateTime < y->dwHighDateTime)
|
|
return -1;
|
|
if (x->dwLowDateTime > y->dwLowDateTime)
|
|
return 1;
|
|
if (x->dwLowDateTime < y->dwLowDateTime)
|
|
return -1;
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* FILE_GetTempFileName : utility for GetTempFileName
|
|
*/
|
|
static UINT FILE_GetTempFileName( LPCWSTR path, LPCWSTR prefix, UINT unique,
|
|
LPWSTR buffer )
|
|
{
|
|
static UINT unique_temp;
|
|
DOS_FULL_NAME full_name;
|
|
int i;
|
|
LPWSTR p;
|
|
UINT num;
|
|
char buf[20];
|
|
|
|
if ( !path || !prefix || !buffer )
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return 0;
|
|
}
|
|
|
|
if (!unique_temp) unique_temp = time(NULL) & 0xffff;
|
|
num = unique ? (unique & 0xffff) : (unique_temp++ & 0xffff);
|
|
|
|
strcpyW( buffer, path );
|
|
p = buffer + strlenW(buffer);
|
|
|
|
/* add a \, if there isn't one and path is more than just the drive letter ... */
|
|
if ( !((strlenW(buffer) == 2) && (buffer[1] == ':'))
|
|
&& ((p == buffer) || (p[-1] != '\\'))) *p++ = '\\';
|
|
|
|
for (i = 3; (i > 0) && (*prefix); i--) *p++ = *prefix++;
|
|
|
|
sprintf( buf, "%04x.tmp", num );
|
|
MultiByteToWideChar(CP_ACP, 0, buf, -1, p, 20);
|
|
|
|
/* Now try to create it */
|
|
|
|
if (!unique)
|
|
{
|
|
do
|
|
{
|
|
HANDLE handle = CreateFileW( buffer, GENERIC_WRITE, 0, NULL,
|
|
CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0 );
|
|
if (handle != INVALID_HANDLE_VALUE)
|
|
{ /* We created it */
|
|
TRACE("created %s\n", debugstr_w(buffer) );
|
|
CloseHandle( handle );
|
|
break;
|
|
}
|
|
if (GetLastError() != ERROR_FILE_EXISTS)
|
|
break; /* No need to go on */
|
|
num++;
|
|
sprintf( buf, "%04x.tmp", num );
|
|
MultiByteToWideChar(CP_ACP, 0, buf, -1, p, 20);
|
|
} while (num != (unique & 0xffff));
|
|
}
|
|
|
|
/* Get the full path name */
|
|
|
|
if (DOSFS_GetFullName( buffer, FALSE, &full_name ))
|
|
{
|
|
char *slash;
|
|
/* Check if we have write access in the directory */
|
|
if ((slash = strrchr( full_name.long_name, '/' ))) *slash = '\0';
|
|
if (access( full_name.long_name, W_OK ) == -1)
|
|
WARN("returns %s, which doesn't seem to be writeable.\n",
|
|
debugstr_w(buffer) );
|
|
}
|
|
TRACE("returning %s\n", debugstr_w(buffer) );
|
|
return unique ? unique : num;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetTempFileNameA (KERNEL32.@)
|
|
*/
|
|
UINT WINAPI GetTempFileNameA( LPCSTR path, LPCSTR prefix, UINT unique,
|
|
LPSTR buffer)
|
|
{
|
|
UNICODE_STRING pathW, prefixW;
|
|
WCHAR bufferW[MAX_PATH];
|
|
UINT ret;
|
|
|
|
if ( !path || !prefix || !buffer )
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return 0;
|
|
}
|
|
|
|
RtlCreateUnicodeStringFromAsciiz(&pathW, path);
|
|
RtlCreateUnicodeStringFromAsciiz(&prefixW, prefix);
|
|
|
|
ret = GetTempFileNameW(pathW.Buffer, prefixW.Buffer, unique, bufferW);
|
|
if (ret)
|
|
WideCharToMultiByte(CP_ACP, 0, bufferW, -1, buffer, MAX_PATH, NULL, NULL);
|
|
|
|
RtlFreeUnicodeString(&pathW);
|
|
RtlFreeUnicodeString(&prefixW);
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetTempFileNameW (KERNEL32.@)
|
|
*/
|
|
UINT WINAPI GetTempFileNameW( LPCWSTR path, LPCWSTR prefix, UINT unique,
|
|
LPWSTR buffer )
|
|
{
|
|
return FILE_GetTempFileName( path, prefix, unique, buffer );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetTempFileName (KERNEL.97)
|
|
*/
|
|
UINT16 WINAPI GetTempFileName16( BYTE drive, LPCSTR prefix, UINT16 unique,
|
|
LPSTR buffer )
|
|
{
|
|
char temppath[MAX_PATH];
|
|
char *prefix16 = NULL;
|
|
UINT16 ret;
|
|
|
|
if (!(drive & ~TF_FORCEDRIVE)) /* drive 0 means current default drive */
|
|
drive |= DRIVE_GetCurrentDrive() + 'A';
|
|
|
|
if ((drive & TF_FORCEDRIVE) &&
|
|
!DRIVE_IsValid( toupper(drive & ~TF_FORCEDRIVE) - 'A' ))
|
|
{
|
|
drive &= ~TF_FORCEDRIVE;
|
|
WARN("invalid drive %d specified\n", drive );
|
|
}
|
|
|
|
if (drive & TF_FORCEDRIVE)
|
|
sprintf(temppath,"%c:", drive & ~TF_FORCEDRIVE );
|
|
else
|
|
GetTempPathA( MAX_PATH, temppath );
|
|
|
|
if (prefix)
|
|
{
|
|
prefix16 = HeapAlloc(GetProcessHeap(), 0, strlen(prefix) + 2);
|
|
*prefix16 = '~';
|
|
strcpy(prefix16 + 1, prefix);
|
|
}
|
|
|
|
ret = GetTempFileNameA( temppath, prefix16, unique, buffer );
|
|
|
|
if (prefix16) HeapFree(GetProcessHeap(), 0, prefix16);
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* FILE_DoOpenFile
|
|
*
|
|
* Implementation of OpenFile16() and OpenFile32().
|
|
*/
|
|
static HFILE FILE_DoOpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode,
|
|
BOOL win32 )
|
|
{
|
|
HFILE hFileRet;
|
|
HANDLE handle;
|
|
FILETIME filetime;
|
|
WORD filedatetime[2];
|
|
DOS_FULL_NAME full_name;
|
|
DWORD access, sharing;
|
|
WCHAR *p;
|
|
WCHAR buffer[MAX_PATH];
|
|
LPWSTR nameW;
|
|
|
|
if (!ofs) return HFILE_ERROR;
|
|
|
|
TRACE("%s %s %s %s%s%s%s%s%s%s%s%s\n",name,
|
|
((mode & 0x3 )==OF_READ)?"OF_READ":
|
|
((mode & 0x3 )==OF_WRITE)?"OF_WRITE":
|
|
((mode & 0x3 )==OF_READWRITE)?"OF_READWRITE":"unknown",
|
|
((mode & 0x70 )==OF_SHARE_COMPAT)?"OF_SHARE_COMPAT":
|
|
((mode & 0x70 )==OF_SHARE_DENY_NONE)?"OF_SHARE_DENY_NONE":
|
|
((mode & 0x70 )==OF_SHARE_DENY_READ)?"OF_SHARE_DENY_READ":
|
|
((mode & 0x70 )==OF_SHARE_DENY_WRITE)?"OF_SHARE_DENY_WRITE":
|
|
((mode & 0x70 )==OF_SHARE_EXCLUSIVE)?"OF_SHARE_EXCLUSIVE":"unknown",
|
|
((mode & OF_PARSE )==OF_PARSE)?"OF_PARSE ":"",
|
|
((mode & OF_DELETE )==OF_DELETE)?"OF_DELETE ":"",
|
|
((mode & OF_VERIFY )==OF_VERIFY)?"OF_VERIFY ":"",
|
|
((mode & OF_SEARCH )==OF_SEARCH)?"OF_SEARCH ":"",
|
|
((mode & OF_CANCEL )==OF_CANCEL)?"OF_CANCEL ":"",
|
|
((mode & OF_CREATE )==OF_CREATE)?"OF_CREATE ":"",
|
|
((mode & OF_PROMPT )==OF_PROMPT)?"OF_PROMPT ":"",
|
|
((mode & OF_EXIST )==OF_EXIST)?"OF_EXIST ":"",
|
|
((mode & OF_REOPEN )==OF_REOPEN)?"OF_REOPEN ":""
|
|
);
|
|
|
|
|
|
ofs->cBytes = sizeof(OFSTRUCT);
|
|
ofs->nErrCode = 0;
|
|
if (mode & OF_REOPEN) name = ofs->szPathName;
|
|
|
|
if (!name) {
|
|
ERR("called with `name' set to NULL ! Please debug.\n");
|
|
return HFILE_ERROR;
|
|
}
|
|
|
|
TRACE("%s %04x\n", name, mode );
|
|
|
|
/* the watcom 10.6 IDE relies on a valid path returned in ofs->szPathName
|
|
Are there any cases where getting the path here is wrong?
|
|
Uwe Bonnes 1997 Apr 2 */
|
|
if (!GetFullPathNameA( name, sizeof(ofs->szPathName),
|
|
ofs->szPathName, NULL )) goto error;
|
|
FILE_ConvertOFMode( mode, &access, &sharing );
|
|
|
|
/* OF_PARSE simply fills the structure */
|
|
|
|
if (mode & OF_PARSE)
|
|
{
|
|
ofs->fFixedDisk = (GetDriveType16( ofs->szPathName[0]-'A' )
|
|
!= DRIVE_REMOVABLE);
|
|
TRACE("(%s): OF_PARSE, res = '%s'\n",
|
|
name, ofs->szPathName );
|
|
return 0;
|
|
}
|
|
|
|
/* OF_CREATE is completely different from all other options, so
|
|
handle it first */
|
|
|
|
if (mode & OF_CREATE)
|
|
{
|
|
if ((handle = CreateFileA( name, GENERIC_READ | GENERIC_WRITE,
|
|
sharing, NULL, CREATE_ALWAYS,
|
|
FILE_ATTRIBUTE_NORMAL, 0 ))== INVALID_HANDLE_VALUE)
|
|
goto error;
|
|
goto success;
|
|
}
|
|
|
|
MultiByteToWideChar(CP_ACP, 0, name, -1, buffer, MAX_PATH);
|
|
nameW = buffer;
|
|
|
|
/* If OF_SEARCH is set, ignore the given path */
|
|
|
|
if ((mode & OF_SEARCH) && !(mode & OF_REOPEN))
|
|
{
|
|
/* First try the file name as is */
|
|
if (DOSFS_GetFullName( nameW, TRUE, &full_name )) goto found;
|
|
/* Now remove the path */
|
|
if (nameW[0] && (nameW[1] == ':')) nameW += 2;
|
|
if ((p = strrchrW( nameW, '\\' ))) nameW = p + 1;
|
|
if ((p = strrchrW( nameW, '/' ))) nameW = p + 1;
|
|
if (!nameW[0]) goto not_found;
|
|
}
|
|
|
|
/* Now look for the file */
|
|
|
|
if (!DIR_SearchPath( NULL, nameW, NULL, &full_name, win32 )) goto not_found;
|
|
|
|
found:
|
|
TRACE("found %s = %s\n",
|
|
full_name.long_name, debugstr_w(full_name.short_name) );
|
|
WideCharToMultiByte(CP_ACP, 0, full_name.short_name, -1,
|
|
ofs->szPathName, sizeof(ofs->szPathName), NULL, NULL);
|
|
|
|
if (mode & OF_SHARE_EXCLUSIVE)
|
|
/* Some InstallShield version uses OF_SHARE_EXCLUSIVE
|
|
on the file <tempdir>/_ins0432._mp to determine how
|
|
far installation has proceeded.
|
|
_ins0432._mp is an executable and while running the
|
|
application expects the open with OF_SHARE_ to fail*/
|
|
/* Probable FIXME:
|
|
As our loader closes the files after loading the executable,
|
|
we can't find the running executable with FILE_InUse.
|
|
The loader should keep the file open, as Windows does that, too.
|
|
*/
|
|
{
|
|
char *last = strrchr(full_name.long_name,'/');
|
|
if (!last)
|
|
last = full_name.long_name - 1;
|
|
if (GetModuleHandle16(last+1))
|
|
{
|
|
TRACE("Denying shared open for %s\n",full_name.long_name);
|
|
return HFILE_ERROR;
|
|
}
|
|
}
|
|
|
|
if (mode & OF_DELETE)
|
|
{
|
|
if (unlink( full_name.long_name ) == -1) goto not_found;
|
|
TRACE("(%s): OF_DELETE return = OK\n", name);
|
|
return 1;
|
|
}
|
|
|
|
handle = FILE_CreateFile( full_name.long_name, access, sharing,
|
|
NULL, OPEN_EXISTING, 0, 0,
|
|
DRIVE_GetFlags(full_name.drive) & DRIVE_FAIL_READ_ONLY,
|
|
GetDriveTypeW( full_name.short_name ) );
|
|
if (!handle) goto not_found;
|
|
|
|
GetFileTime( handle, NULL, NULL, &filetime );
|
|
FileTimeToDosDateTime( &filetime, &filedatetime[0], &filedatetime[1] );
|
|
if ((mode & OF_VERIFY) && (mode & OF_REOPEN))
|
|
{
|
|
if (memcmp( ofs->reserved, filedatetime, sizeof(ofs->reserved) ))
|
|
{
|
|
CloseHandle( handle );
|
|
WARN("(%s): OF_VERIFY failed\n", name );
|
|
/* FIXME: what error here? */
|
|
SetLastError( ERROR_FILE_NOT_FOUND );
|
|
goto error;
|
|
}
|
|
}
|
|
memcpy( ofs->reserved, filedatetime, sizeof(ofs->reserved) );
|
|
|
|
success: /* We get here if the open was successful */
|
|
TRACE("(%s): OK, return = %x\n", name, handle );
|
|
if (win32)
|
|
{
|
|
hFileRet = (HFILE)handle;
|
|
if (mode & OF_EXIST) /* Return the handle, but close it first */
|
|
CloseHandle( handle );
|
|
}
|
|
else
|
|
{
|
|
hFileRet = Win32HandleToDosFileHandle( handle );
|
|
if (hFileRet == HFILE_ERROR16) goto error;
|
|
if (mode & OF_EXIST) /* Return the handle, but close it first */
|
|
_lclose16( hFileRet );
|
|
}
|
|
return hFileRet;
|
|
|
|
not_found: /* We get here if the file does not exist */
|
|
WARN("'%s' not found or sharing violation\n", name );
|
|
SetLastError( ERROR_FILE_NOT_FOUND );
|
|
/* fall through */
|
|
|
|
error: /* We get here if there was an error opening the file */
|
|
ofs->nErrCode = GetLastError();
|
|
WARN("(%s): return = HFILE_ERROR error= %d\n",
|
|
name,ofs->nErrCode );
|
|
return HFILE_ERROR;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* OpenFile (KERNEL.74)
|
|
* OpenFileEx (KERNEL.360)
|
|
*/
|
|
HFILE16 WINAPI OpenFile16( LPCSTR name, OFSTRUCT *ofs, UINT16 mode )
|
|
{
|
|
return FILE_DoOpenFile( name, ofs, mode, FALSE );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* OpenFile (KERNEL32.@)
|
|
*/
|
|
HFILE WINAPI OpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode )
|
|
{
|
|
return FILE_DoOpenFile( name, ofs, mode, TRUE );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* FILE_InitProcessDosHandles
|
|
*
|
|
* Allocates the default DOS handles for a process. Called either by
|
|
* Win32HandleToDosFileHandle below or by the DOSVM stuff.
|
|
*/
|
|
static void FILE_InitProcessDosHandles( void )
|
|
{
|
|
HANDLE cp = GetCurrentProcess();
|
|
DuplicateHandle(cp, GetStdHandle(STD_INPUT_HANDLE), cp, &dos_handles[0],
|
|
0, TRUE, DUPLICATE_SAME_ACCESS);
|
|
DuplicateHandle(cp, GetStdHandle(STD_OUTPUT_HANDLE), cp, &dos_handles[1],
|
|
0, TRUE, DUPLICATE_SAME_ACCESS);
|
|
DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[2],
|
|
0, TRUE, DUPLICATE_SAME_ACCESS);
|
|
DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[3],
|
|
0, TRUE, DUPLICATE_SAME_ACCESS);
|
|
DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[4],
|
|
0, TRUE, DUPLICATE_SAME_ACCESS);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* Win32HandleToDosFileHandle (KERNEL32.21)
|
|
*
|
|
* Allocate a DOS handle for a Win32 handle. The Win32 handle is no
|
|
* longer valid after this function (even on failure).
|
|
*
|
|
* Note: this is not exactly right, since on Win95 the Win32 handles
|
|
* are on top of DOS handles and we do it the other way
|
|
* around. Should be good enough though.
|
|
*/
|
|
HFILE WINAPI Win32HandleToDosFileHandle( HANDLE handle )
|
|
{
|
|
int i;
|
|
|
|
if (!handle || (handle == INVALID_HANDLE_VALUE))
|
|
return HFILE_ERROR;
|
|
|
|
for (i = 5; i < DOS_TABLE_SIZE; i++)
|
|
if (!dos_handles[i])
|
|
{
|
|
dos_handles[i] = handle;
|
|
TRACE("Got %d for h32 %d\n", i, handle );
|
|
return (HFILE)i;
|
|
}
|
|
CloseHandle( handle );
|
|
SetLastError( ERROR_TOO_MANY_OPEN_FILES );
|
|
return HFILE_ERROR;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DosFileHandleToWin32Handle (KERNEL32.20)
|
|
*
|
|
* Return the Win32 handle for a DOS handle.
|
|
*
|
|
* Note: this is not exactly right, since on Win95 the Win32 handles
|
|
* are on top of DOS handles and we do it the other way
|
|
* around. Should be good enough though.
|
|
*/
|
|
HANDLE WINAPI DosFileHandleToWin32Handle( HFILE handle )
|
|
{
|
|
HFILE16 hfile = (HFILE16)handle;
|
|
if (hfile < 5 && !dos_handles[hfile]) FILE_InitProcessDosHandles();
|
|
if ((hfile >= DOS_TABLE_SIZE) || !dos_handles[hfile])
|
|
{
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
return INVALID_HANDLE_VALUE;
|
|
}
|
|
return dos_handles[hfile];
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DisposeLZ32Handle (KERNEL32.22)
|
|
*
|
|
* Note: this is not entirely correct, we should only close the
|
|
* 32-bit handle and not the 16-bit one, but we cannot do
|
|
* this because of the way our DOS handles are implemented.
|
|
* It shouldn't break anything though.
|
|
*/
|
|
void WINAPI DisposeLZ32Handle( HANDLE handle )
|
|
{
|
|
int i;
|
|
|
|
if (!handle || (handle == INVALID_HANDLE_VALUE)) return;
|
|
|
|
for (i = 5; i < DOS_TABLE_SIZE; i++)
|
|
if (dos_handles[i] == handle)
|
|
{
|
|
dos_handles[i] = 0;
|
|
CloseHandle( handle );
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* FILE_Dup2
|
|
*
|
|
* dup2() function for DOS handles.
|
|
*/
|
|
HFILE16 FILE_Dup2( HFILE16 hFile1, HFILE16 hFile2 )
|
|
{
|
|
HANDLE new_handle;
|
|
|
|
if (hFile1 < 5 && !dos_handles[hFile1]) FILE_InitProcessDosHandles();
|
|
|
|
if ((hFile1 >= DOS_TABLE_SIZE) || (hFile2 >= DOS_TABLE_SIZE) || !dos_handles[hFile1])
|
|
{
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
return HFILE_ERROR16;
|
|
}
|
|
if (!DuplicateHandle( GetCurrentProcess(), dos_handles[hFile1],
|
|
GetCurrentProcess(), &new_handle,
|
|
0, FALSE, DUPLICATE_SAME_ACCESS ))
|
|
return HFILE_ERROR16;
|
|
if (dos_handles[hFile2]) CloseHandle( dos_handles[hFile2] );
|
|
dos_handles[hFile2] = new_handle;
|
|
return hFile2;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _lclose (KERNEL.81)
|
|
*/
|
|
HFILE16 WINAPI _lclose16( HFILE16 hFile )
|
|
{
|
|
if ((hFile >= DOS_TABLE_SIZE) || !dos_handles[hFile])
|
|
{
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
return HFILE_ERROR16;
|
|
}
|
|
TRACE("%d (handle32=%d)\n", hFile, dos_handles[hFile] );
|
|
CloseHandle( dos_handles[hFile] );
|
|
dos_handles[hFile] = 0;
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _lclose (KERNEL32.@)
|
|
*/
|
|
HFILE WINAPI _lclose( HFILE hFile )
|
|
{
|
|
TRACE("handle %d\n", hFile );
|
|
return CloseHandle( (HANDLE)hFile ) ? 0 : HFILE_ERROR;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetOverlappedResult (KERNEL32.@)
|
|
*
|
|
* Check the result of an Asynchronous data transfer from a file.
|
|
*
|
|
* RETURNS
|
|
* TRUE on success
|
|
* FALSE on failure
|
|
*
|
|
* If successful (and relevant) lpTransferred will hold the number of
|
|
* bytes transferred during the async operation.
|
|
*
|
|
* BUGS
|
|
*
|
|
* Currently only works for WaitCommEvent, ReadFile, WriteFile
|
|
* with communications ports.
|
|
*
|
|
*/
|
|
BOOL WINAPI GetOverlappedResult(
|
|
HANDLE hFile, /* [in] handle of file to check on */
|
|
LPOVERLAPPED lpOverlapped, /* [in/out] pointer to overlapped */
|
|
LPDWORD lpTransferred, /* [in/out] number of bytes transferred */
|
|
BOOL bWait /* [in] wait for the transfer to complete ? */
|
|
) {
|
|
DWORD r;
|
|
|
|
TRACE("(%d %p %p %x)\n", hFile, lpOverlapped, lpTransferred, bWait);
|
|
|
|
if(lpOverlapped==NULL)
|
|
{
|
|
ERR("lpOverlapped was null\n");
|
|
return FALSE;
|
|
}
|
|
if(!lpOverlapped->hEvent)
|
|
{
|
|
ERR("lpOverlapped->hEvent was null\n");
|
|
return FALSE;
|
|
}
|
|
|
|
do {
|
|
TRACE("waiting on %p\n",lpOverlapped);
|
|
r = WaitForSingleObjectEx(lpOverlapped->hEvent, bWait?INFINITE:0, TRUE);
|
|
TRACE("wait on %p returned %ld\n",lpOverlapped,r);
|
|
} while (r==STATUS_USER_APC);
|
|
|
|
if(lpTransferred)
|
|
*lpTransferred = lpOverlapped->InternalHigh;
|
|
|
|
SetLastError ( lpOverlapped->Internal == STATUS_PENDING ?
|
|
ERROR_IO_INCOMPLETE : RtlNtStatusToDosError ( lpOverlapped->Internal ) );
|
|
|
|
return (r==WAIT_OBJECT_0);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CancelIo (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI CancelIo(HANDLE handle)
|
|
{
|
|
async_private *ovp,*t;
|
|
|
|
TRACE("handle = %x\n",handle);
|
|
|
|
for (ovp = NtCurrentTeb()->pending_list; ovp; ovp = t)
|
|
{
|
|
t = ovp->next;
|
|
if ( ovp->handle == handle )
|
|
cancel_async ( ovp );
|
|
}
|
|
WaitForMultipleObjectsEx(0,NULL,FALSE,1,TRUE);
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* FILE_AsyncReadService (INTERNAL)
|
|
*
|
|
* This function is called while the client is waiting on the
|
|
* server, so we can't make any server calls here.
|
|
*/
|
|
static void FILE_AsyncReadService(async_private *ovp)
|
|
{
|
|
async_fileio *fileio = (async_fileio*) ovp;
|
|
LPOVERLAPPED lpOverlapped = fileio->lpOverlapped;
|
|
int result, r;
|
|
int already = lpOverlapped->InternalHigh;
|
|
|
|
TRACE("%p %p\n", lpOverlapped, fileio->buffer );
|
|
|
|
/* check to see if the data is ready (non-blocking) */
|
|
|
|
if ( fileio->fd_type == FD_TYPE_SOCKET )
|
|
result = read (ovp->fd, &fileio->buffer[already], fileio->count - already);
|
|
else
|
|
{
|
|
result = pread (ovp->fd, &fileio->buffer[already], fileio->count - already,
|
|
OVERLAPPED_OFFSET (lpOverlapped) + already);
|
|
if ((result < 0) && (errno == ESPIPE))
|
|
result = read (ovp->fd, &fileio->buffer[already], fileio->count - already);
|
|
}
|
|
|
|
if ( (result<0) && ((errno == EAGAIN) || (errno == EINTR)))
|
|
{
|
|
TRACE("Deferred read %d\n",errno);
|
|
r = STATUS_PENDING;
|
|
goto async_end;
|
|
}
|
|
|
|
/* check to see if the transfer is complete */
|
|
if(result<0)
|
|
{
|
|
r = FILE_GetNtStatus ();
|
|
goto async_end;
|
|
}
|
|
|
|
lpOverlapped->InternalHigh += result;
|
|
TRACE("read %d more bytes %ld/%d so far\n",result,lpOverlapped->InternalHigh,fileio->count);
|
|
|
|
if(lpOverlapped->InternalHigh >= fileio->count || fileio->fd_type == FD_TYPE_SOCKET )
|
|
r = STATUS_SUCCESS;
|
|
else
|
|
r = STATUS_PENDING;
|
|
|
|
async_end:
|
|
lpOverlapped->Internal = r;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* FILE_ReadFileEx (INTERNAL)
|
|
*/
|
|
static BOOL FILE_ReadFileEx(HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
|
|
LPOVERLAPPED overlapped,
|
|
LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine,
|
|
HANDLE hEvent)
|
|
{
|
|
async_fileio *ovp;
|
|
int fd;
|
|
int flags;
|
|
enum fd_type type;
|
|
|
|
TRACE("file %d to buf %p num %ld %p func %p\n",
|
|
hFile, buffer, bytesToRead, overlapped, lpCompletionRoutine);
|
|
|
|
/* check that there is an overlapped struct */
|
|
if (overlapped==NULL)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
fd = FILE_GetUnixHandleType ( hFile, GENERIC_READ, &type, &flags);
|
|
if ( fd < 0 )
|
|
{
|
|
WARN ( "Couldn't get FD\n" );
|
|
return FALSE;
|
|
}
|
|
|
|
ovp = (async_fileio*) HeapAlloc(GetProcessHeap(), 0, sizeof (async_fileio));
|
|
if(!ovp)
|
|
{
|
|
TRACE("HeapAlloc Failed\n");
|
|
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|
goto error;
|
|
}
|
|
|
|
ovp->async.ops = ( lpCompletionRoutine ? &fileio_async_ops : &fileio_nocomp_async_ops );
|
|
ovp->async.handle = hFile;
|
|
ovp->async.fd = fd;
|
|
ovp->async.type = ASYNC_TYPE_READ;
|
|
ovp->async.func = FILE_AsyncReadService;
|
|
ovp->async.event = hEvent;
|
|
ovp->lpOverlapped = overlapped;
|
|
ovp->count = bytesToRead;
|
|
ovp->completion_func = lpCompletionRoutine;
|
|
ovp->buffer = buffer;
|
|
ovp->fd_type = type;
|
|
|
|
return !register_new_async (&ovp->async);
|
|
|
|
error:
|
|
close (fd);
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
/***********************************************************************
|
|
* ReadFileEx (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI ReadFileEx(HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
|
|
LPOVERLAPPED overlapped,
|
|
LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
|
|
{
|
|
overlapped->InternalHigh = 0;
|
|
return FILE_ReadFileEx(hFile,buffer,bytesToRead,overlapped,lpCompletionRoutine, INVALID_HANDLE_VALUE);
|
|
}
|
|
|
|
static BOOL FILE_TimeoutRead(HANDLE hFile, LPVOID buffer, DWORD bytesToRead, LPDWORD bytesRead)
|
|
{
|
|
OVERLAPPED ov;
|
|
BOOL r = FALSE;
|
|
|
|
TRACE("%d %p %ld %p\n", hFile, buffer, bytesToRead, bytesRead );
|
|
|
|
ZeroMemory(&ov, sizeof (OVERLAPPED));
|
|
if(STATUS_SUCCESS==NtCreateEvent(&ov.hEvent, SYNCHRONIZE, NULL, 0, 0))
|
|
{
|
|
if(FILE_ReadFileEx(hFile, buffer, bytesToRead, &ov, NULL, ov.hEvent))
|
|
{
|
|
r = GetOverlappedResult(hFile, &ov, bytesRead, TRUE);
|
|
}
|
|
}
|
|
CloseHandle(ov.hEvent);
|
|
return r;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* ReadFile (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
|
|
LPDWORD bytesRead, LPOVERLAPPED overlapped )
|
|
{
|
|
int unix_handle, result, flags;
|
|
enum fd_type type;
|
|
|
|
TRACE("%d %p %ld %p %p\n", hFile, buffer, bytesToRead,
|
|
bytesRead, overlapped );
|
|
|
|
if (bytesRead) *bytesRead = 0; /* Do this before anything else */
|
|
if (!bytesToRead) return TRUE;
|
|
|
|
unix_handle = FILE_GetUnixHandleType( hFile, GENERIC_READ, &type, &flags );
|
|
|
|
if (flags & FD_FLAG_OVERLAPPED)
|
|
{
|
|
if (unix_handle == -1) return FALSE;
|
|
if ( (overlapped==NULL) || NtResetEvent( overlapped->hEvent, NULL ) )
|
|
{
|
|
TRACE("Overlapped not specified or invalid event flag\n");
|
|
close(unix_handle);
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
close(unix_handle);
|
|
overlapped->InternalHigh = 0;
|
|
|
|
if(!FILE_ReadFileEx(hFile, buffer, bytesToRead, overlapped, NULL, overlapped->hEvent))
|
|
return FALSE;
|
|
|
|
if ( !GetOverlappedResult (hFile, overlapped, bytesRead, FALSE) )
|
|
{
|
|
if ( GetLastError() == ERROR_IO_INCOMPLETE )
|
|
SetLastError ( ERROR_IO_PENDING );
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
if (flags & FD_FLAG_TIMEOUT)
|
|
{
|
|
close(unix_handle);
|
|
return FILE_TimeoutRead(hFile, buffer, bytesToRead, bytesRead);
|
|
}
|
|
switch(type)
|
|
{
|
|
case FD_TYPE_SMB:
|
|
return SMB_ReadFile(hFile, buffer, bytesToRead, bytesRead, NULL);
|
|
|
|
case FD_TYPE_CONSOLE:
|
|
return FILE_ReadConsole(hFile, buffer, bytesToRead, bytesRead, NULL);
|
|
|
|
case FD_TYPE_DEFAULT:
|
|
/* normal unix files */
|
|
if (unix_handle == -1) return FALSE;
|
|
if (overlapped)
|
|
{
|
|
DWORD highOffset = overlapped->OffsetHigh;
|
|
if ( (INVALID_SET_FILE_POINTER == SetFilePointer(hFile, overlapped->Offset,
|
|
&highOffset, FILE_BEGIN)) &&
|
|
(GetLastError() != NO_ERROR) )
|
|
{
|
|
close(unix_handle);
|
|
return FALSE;
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
if (unix_handle == -1)
|
|
return FALSE;
|
|
}
|
|
|
|
if(overlapped)
|
|
{
|
|
off_t offset = OVERLAPPED_OFFSET(overlapped);
|
|
if(lseek(unix_handle, offset, SEEK_SET) == -1)
|
|
{
|
|
close(unix_handle);
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* code for synchronous reads */
|
|
while ((result = read( unix_handle, buffer, bytesToRead )) == -1)
|
|
{
|
|
if ((errno == EAGAIN) || (errno == EINTR)) continue;
|
|
if ((errno == EFAULT) && !IsBadWritePtr( buffer, bytesToRead )) continue;
|
|
FILE_SetDosError();
|
|
break;
|
|
}
|
|
close( unix_handle );
|
|
if (result == -1) return FALSE;
|
|
if (bytesRead) *bytesRead = result;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* FILE_AsyncWriteService (INTERNAL)
|
|
*
|
|
* This function is called while the client is waiting on the
|
|
* server, so we can't make any server calls here.
|
|
*/
|
|
static void FILE_AsyncWriteService(struct async_private *ovp)
|
|
{
|
|
async_fileio *fileio = (async_fileio *) ovp;
|
|
LPOVERLAPPED lpOverlapped = fileio->lpOverlapped;
|
|
int result, r;
|
|
int already = lpOverlapped->InternalHigh;
|
|
|
|
TRACE("(%p %p)\n",lpOverlapped,fileio->buffer);
|
|
|
|
/* write some data (non-blocking) */
|
|
|
|
if ( fileio->fd_type == FD_TYPE_SOCKET )
|
|
result = write(ovp->fd, &fileio->buffer[already], fileio->count - already);
|
|
else
|
|
{
|
|
result = pwrite(ovp->fd, &fileio->buffer[already], fileio->count - already,
|
|
OVERLAPPED_OFFSET (lpOverlapped) + already);
|
|
if ((result < 0) && (errno == ESPIPE))
|
|
result = write(ovp->fd, &fileio->buffer[already], fileio->count - already);
|
|
}
|
|
|
|
if ( (result<0) && ((errno == EAGAIN) || (errno == EINTR)))
|
|
{
|
|
r = STATUS_PENDING;
|
|
goto async_end;
|
|
}
|
|
|
|
/* check to see if the transfer is complete */
|
|
if(result<0)
|
|
{
|
|
r = FILE_GetNtStatus ();
|
|
goto async_end;
|
|
}
|
|
|
|
lpOverlapped->InternalHigh += result;
|
|
|
|
TRACE("wrote %d more bytes %ld/%d so far\n",result,lpOverlapped->InternalHigh,fileio->count);
|
|
|
|
if(lpOverlapped->InternalHigh < fileio->count)
|
|
r = STATUS_PENDING;
|
|
else
|
|
r = STATUS_SUCCESS;
|
|
|
|
async_end:
|
|
lpOverlapped->Internal = r;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* FILE_WriteFileEx
|
|
*/
|
|
static BOOL FILE_WriteFileEx(HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
|
|
LPOVERLAPPED overlapped,
|
|
LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine,
|
|
HANDLE hEvent)
|
|
{
|
|
async_fileio *ovp;
|
|
int fd;
|
|
int flags;
|
|
enum fd_type type;
|
|
|
|
TRACE("file %d to buf %p num %ld %p func %p handle %d\n",
|
|
hFile, buffer, bytesToWrite, overlapped, lpCompletionRoutine, hEvent);
|
|
|
|
if (overlapped == NULL)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
fd = FILE_GetUnixHandleType ( hFile, GENERIC_WRITE, &type, &flags );
|
|
if ( fd < 0 )
|
|
{
|
|
TRACE( "Couldn't get FD\n" );
|
|
return FALSE;
|
|
}
|
|
|
|
ovp = (async_fileio*) HeapAlloc(GetProcessHeap(), 0, sizeof (async_fileio));
|
|
if(!ovp)
|
|
{
|
|
TRACE("HeapAlloc Failed\n");
|
|
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|
goto error;
|
|
}
|
|
|
|
ovp->async.ops = ( lpCompletionRoutine ? &fileio_async_ops : &fileio_nocomp_async_ops );
|
|
ovp->async.handle = hFile;
|
|
ovp->async.fd = fd;
|
|
ovp->async.type = ASYNC_TYPE_WRITE;
|
|
ovp->async.func = FILE_AsyncWriteService;
|
|
ovp->lpOverlapped = overlapped;
|
|
ovp->async.event = hEvent;
|
|
ovp->buffer = (LPVOID) buffer;
|
|
ovp->count = bytesToWrite;
|
|
ovp->completion_func = lpCompletionRoutine;
|
|
ovp->fd_type = type;
|
|
|
|
return !register_new_async (&ovp->async);
|
|
|
|
error:
|
|
close (fd);
|
|
return FALSE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* WriteFileEx (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI WriteFileEx(HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
|
|
LPOVERLAPPED overlapped,
|
|
LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
|
|
{
|
|
overlapped->InternalHigh = 0;
|
|
|
|
return FILE_WriteFileEx(hFile, buffer, bytesToWrite, overlapped, lpCompletionRoutine, INVALID_HANDLE_VALUE);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* WriteFile (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
|
|
LPDWORD bytesWritten, LPOVERLAPPED overlapped )
|
|
{
|
|
int unix_handle, result, flags;
|
|
enum fd_type type;
|
|
|
|
TRACE("%d %p %ld %p %p\n", hFile, buffer, bytesToWrite,
|
|
bytesWritten, overlapped );
|
|
|
|
if (bytesWritten) *bytesWritten = 0; /* Do this before anything else */
|
|
if (!bytesToWrite) return TRUE;
|
|
|
|
unix_handle = FILE_GetUnixHandleType( hFile, GENERIC_WRITE, &type, &flags );
|
|
|
|
if (flags & FD_FLAG_OVERLAPPED)
|
|
{
|
|
if (unix_handle == -1) return FALSE;
|
|
if ( (overlapped==NULL) || NtResetEvent( overlapped->hEvent, NULL ) )
|
|
{
|
|
TRACE("Overlapped not specified or invalid event flag\n");
|
|
close(unix_handle);
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
close(unix_handle);
|
|
overlapped->InternalHigh = 0;
|
|
|
|
if(!FILE_WriteFileEx(hFile, buffer, bytesToWrite, overlapped, NULL, overlapped->hEvent))
|
|
return FALSE;
|
|
|
|
if ( !GetOverlappedResult (hFile, overlapped, bytesWritten, FALSE) )
|
|
{
|
|
if ( GetLastError() == ERROR_IO_INCOMPLETE )
|
|
SetLastError ( ERROR_IO_PENDING );
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
switch(type)
|
|
{
|
|
case FD_TYPE_CONSOLE:
|
|
TRACE("%d %s %ld %p %p\n", hFile, debugstr_an(buffer, bytesToWrite), bytesToWrite,
|
|
bytesWritten, overlapped );
|
|
return FILE_WriteConsole(hFile, buffer, bytesToWrite, bytesWritten, NULL);
|
|
|
|
case FD_TYPE_DEFAULT:
|
|
if (unix_handle == -1) return FALSE;
|
|
|
|
if(overlapped)
|
|
{
|
|
DWORD highOffset = overlapped->OffsetHigh;
|
|
if ( (INVALID_SET_FILE_POINTER == SetFilePointer(hFile, overlapped->Offset,
|
|
&highOffset, FILE_BEGIN)) &&
|
|
(GetLastError() != NO_ERROR) )
|
|
{
|
|
close(unix_handle);
|
|
return FALSE;
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
if (unix_handle == -1)
|
|
return FALSE;
|
|
if (overlapped)
|
|
{
|
|
close(unix_handle);
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if(overlapped)
|
|
{
|
|
off_t offset = OVERLAPPED_OFFSET(overlapped);
|
|
if(lseek(unix_handle, offset, SEEK_SET) == -1)
|
|
{
|
|
close(unix_handle);
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* synchronous file write */
|
|
while ((result = write( unix_handle, buffer, bytesToWrite )) == -1)
|
|
{
|
|
if ((errno == EAGAIN) || (errno == EINTR)) continue;
|
|
if ((errno == EFAULT) && !IsBadReadPtr( buffer, bytesToWrite )) continue;
|
|
if (errno == ENOSPC)
|
|
SetLastError( ERROR_DISK_FULL );
|
|
else
|
|
FILE_SetDosError();
|
|
break;
|
|
}
|
|
close( unix_handle );
|
|
if (result == -1) return FALSE;
|
|
if (bytesWritten) *bytesWritten = result;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _hread (KERNEL.349)
|
|
*/
|
|
LONG WINAPI WIN16_hread( HFILE16 hFile, SEGPTR buffer, LONG count )
|
|
{
|
|
LONG maxlen;
|
|
|
|
TRACE("%d %08lx %ld\n",
|
|
hFile, (DWORD)buffer, count );
|
|
|
|
/* Some programs pass a count larger than the allocated buffer */
|
|
maxlen = GetSelectorLimit16( SELECTOROF(buffer) ) - OFFSETOF(buffer) + 1;
|
|
if (count > maxlen) count = maxlen;
|
|
return _lread((HFILE)DosFileHandleToWin32Handle(hFile), MapSL(buffer), count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _lread (KERNEL.82)
|
|
*/
|
|
UINT16 WINAPI WIN16_lread( HFILE16 hFile, SEGPTR buffer, UINT16 count )
|
|
{
|
|
return (UINT16)WIN16_hread( hFile, buffer, (LONG)count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _lread (KERNEL32.@)
|
|
*/
|
|
UINT WINAPI _lread( HFILE handle, LPVOID buffer, UINT count )
|
|
{
|
|
DWORD result;
|
|
if (!ReadFile( (HANDLE)handle, buffer, count, &result, NULL )) return -1;
|
|
return result;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _lread16 (KERNEL.82)
|
|
*/
|
|
UINT16 WINAPI _lread16( HFILE16 hFile, LPVOID buffer, UINT16 count )
|
|
{
|
|
return (UINT16)_lread((HFILE)DosFileHandleToWin32Handle(hFile), buffer, (LONG)count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _lcreat (KERNEL.83)
|
|
*/
|
|
HFILE16 WINAPI _lcreat16( LPCSTR path, INT16 attr )
|
|
{
|
|
return Win32HandleToDosFileHandle( (HANDLE)_lcreat( path, attr ) );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _lcreat (KERNEL32.@)
|
|
*/
|
|
HFILE WINAPI _lcreat( LPCSTR path, INT attr )
|
|
{
|
|
/* Mask off all flags not explicitly allowed by the doc */
|
|
attr &= FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM;
|
|
TRACE("%s %02x\n", path, attr );
|
|
return (HFILE)CreateFileA( path, GENERIC_READ | GENERIC_WRITE,
|
|
FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
|
|
CREATE_ALWAYS, attr, 0 );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetFilePointer (KERNEL32.@)
|
|
*/
|
|
DWORD WINAPI SetFilePointer( HANDLE hFile, LONG distance, LONG *highword,
|
|
DWORD method )
|
|
{
|
|
DWORD ret = INVALID_SET_FILE_POINTER;
|
|
|
|
TRACE("handle %d offset %ld high %ld origin %ld\n",
|
|
hFile, distance, highword?*highword:0, method );
|
|
|
|
SERVER_START_REQ( set_file_pointer )
|
|
{
|
|
req->handle = hFile;
|
|
req->low = distance;
|
|
req->high = highword ? *highword : (distance >= 0) ? 0 : -1;
|
|
/* FIXME: assumes 1:1 mapping between Windows and Unix seek constants */
|
|
req->whence = method;
|
|
SetLastError( 0 );
|
|
if (!wine_server_call_err( req ))
|
|
{
|
|
ret = reply->new_low;
|
|
if (highword) *highword = reply->new_high;
|
|
}
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _llseek (KERNEL.84)
|
|
*
|
|
* FIXME:
|
|
* Seeking before the start of the file should be allowed for _llseek16,
|
|
* but cause subsequent I/O operations to fail (cf. interrupt list)
|
|
*
|
|
*/
|
|
LONG WINAPI _llseek16( HFILE16 hFile, LONG lOffset, INT16 nOrigin )
|
|
{
|
|
return SetFilePointer( DosFileHandleToWin32Handle(hFile), lOffset, NULL, nOrigin );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _llseek (KERNEL32.@)
|
|
*/
|
|
LONG WINAPI _llseek( HFILE hFile, LONG lOffset, INT nOrigin )
|
|
{
|
|
return SetFilePointer( (HANDLE)hFile, lOffset, NULL, nOrigin );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _lopen (KERNEL.85)
|
|
*/
|
|
HFILE16 WINAPI _lopen16( LPCSTR path, INT16 mode )
|
|
{
|
|
return Win32HandleToDosFileHandle( (HANDLE)_lopen( path, mode ) );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _lopen (KERNEL32.@)
|
|
*/
|
|
HFILE WINAPI _lopen( LPCSTR path, INT mode )
|
|
{
|
|
DWORD access, sharing;
|
|
|
|
TRACE("('%s',%04x)\n", path, mode );
|
|
FILE_ConvertOFMode( mode, &access, &sharing );
|
|
return (HFILE)CreateFileA( path, access, sharing, NULL, OPEN_EXISTING, 0, 0 );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _lwrite (KERNEL.86)
|
|
*/
|
|
UINT16 WINAPI _lwrite16( HFILE16 hFile, LPCSTR buffer, UINT16 count )
|
|
{
|
|
return (UINT16)_hwrite( (HFILE)DosFileHandleToWin32Handle(hFile), buffer, (LONG)count );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* _lwrite (KERNEL32.@)
|
|
*/
|
|
UINT WINAPI _lwrite( HFILE hFile, LPCSTR buffer, UINT count )
|
|
{
|
|
return (UINT)_hwrite( hFile, buffer, (LONG)count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _hread16 (KERNEL.349)
|
|
*/
|
|
LONG WINAPI _hread16( HFILE16 hFile, LPVOID buffer, LONG count)
|
|
{
|
|
return _lread( (HFILE)DosFileHandleToWin32Handle(hFile), buffer, count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _hread (KERNEL32.@)
|
|
*/
|
|
LONG WINAPI _hread( HFILE hFile, LPVOID buffer, LONG count)
|
|
{
|
|
return _lread( hFile, buffer, count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _hwrite (KERNEL.350)
|
|
*/
|
|
LONG WINAPI _hwrite16( HFILE16 hFile, LPCSTR buffer, LONG count )
|
|
{
|
|
return _hwrite( (HFILE)DosFileHandleToWin32Handle(hFile), buffer, count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* _hwrite (KERNEL32.@)
|
|
*
|
|
* experimentation yields that _lwrite:
|
|
* o truncates the file at the current position with
|
|
* a 0 len write
|
|
* o returns 0 on a 0 length write
|
|
* o works with console handles
|
|
*
|
|
*/
|
|
LONG WINAPI _hwrite( HFILE handle, LPCSTR buffer, LONG count )
|
|
{
|
|
DWORD result;
|
|
|
|
TRACE("%d %p %ld\n", handle, buffer, count );
|
|
|
|
if (!count)
|
|
{
|
|
/* Expand or truncate at current position */
|
|
if (!SetEndOfFile( (HANDLE)handle )) return HFILE_ERROR;
|
|
return 0;
|
|
}
|
|
if (!WriteFile( (HANDLE)handle, buffer, count, &result, NULL ))
|
|
return HFILE_ERROR;
|
|
return result;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetHandleCount (KERNEL.199)
|
|
*/
|
|
UINT16 WINAPI SetHandleCount16( UINT16 count )
|
|
{
|
|
return SetHandleCount( count );
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* SetHandleCount (KERNEL32.@)
|
|
*/
|
|
UINT WINAPI SetHandleCount( UINT count )
|
|
{
|
|
return min( 256, count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* FlushFileBuffers (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI FlushFileBuffers( HANDLE hFile )
|
|
{
|
|
BOOL ret;
|
|
SERVER_START_REQ( flush_file )
|
|
{
|
|
req->handle = hFile;
|
|
ret = !wine_server_call_err( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* SetEndOfFile (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI SetEndOfFile( HANDLE hFile )
|
|
{
|
|
BOOL ret;
|
|
SERVER_START_REQ( truncate_file )
|
|
{
|
|
req->handle = hFile;
|
|
ret = !wine_server_call_err( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DeleteFile (KERNEL.146)
|
|
*/
|
|
BOOL16 WINAPI DeleteFile16( LPCSTR path )
|
|
{
|
|
return DeleteFileA( path );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DeleteFileW (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI DeleteFileW( LPCWSTR path )
|
|
{
|
|
DOS_FULL_NAME full_name;
|
|
HANDLE hFile;
|
|
|
|
if (!path)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
TRACE("%s\n", debugstr_w(path) );
|
|
|
|
if (!*path)
|
|
{
|
|
ERR("Empty path passed\n");
|
|
return FALSE;
|
|
}
|
|
if (DOSFS_GetDevice( path ))
|
|
{
|
|
WARN("cannot remove DOS device %s!\n", debugstr_w(path));
|
|
SetLastError( ERROR_FILE_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
|
|
if (!DOSFS_GetFullName( path, TRUE, &full_name )) return FALSE;
|
|
|
|
/* check if we are allowed to delete the source */
|
|
hFile = FILE_CreateFile( full_name.long_name, GENERIC_READ|GENERIC_WRITE, 0,
|
|
NULL, OPEN_EXISTING, 0, 0, TRUE,
|
|
GetDriveTypeW( full_name.short_name ) );
|
|
if (!hFile) return FALSE;
|
|
|
|
if (unlink( full_name.long_name ) == -1)
|
|
{
|
|
FILE_SetDosError();
|
|
CloseHandle(hFile);
|
|
return FALSE;
|
|
}
|
|
CloseHandle(hFile);
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DeleteFileA (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI DeleteFileA( LPCSTR path )
|
|
{
|
|
UNICODE_STRING pathW;
|
|
BOOL ret = FALSE;
|
|
|
|
if (!path)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
if (RtlCreateUnicodeStringFromAsciiz(&pathW, path))
|
|
{
|
|
ret = DeleteFileW(pathW.Buffer);
|
|
RtlFreeUnicodeString(&pathW);
|
|
}
|
|
else
|
|
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetFileType (KERNEL32.@)
|
|
*/
|
|
DWORD WINAPI GetFileType( HANDLE hFile )
|
|
{
|
|
DWORD ret = FILE_TYPE_UNKNOWN;
|
|
SERVER_START_REQ( get_file_info )
|
|
{
|
|
req->handle = hFile;
|
|
if (!wine_server_call_err( req )) ret = reply->type;
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/* check if a file name is for an executable file (.exe or .com) */
|
|
inline static BOOL is_executable( const char *name )
|
|
{
|
|
int len = strlen(name);
|
|
|
|
if (len < 4) return FALSE;
|
|
return (!strcasecmp( name + len - 4, ".exe" ) ||
|
|
!strcasecmp( name + len - 4, ".com" ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* FILE_AddBootRenameEntry
|
|
*
|
|
* Adds an entry to the registry that is loaded when windows boots and
|
|
* checks if there are some files to be removed or renamed/moved.
|
|
* <fn1> has to be valid and <fn2> may be NULL. If both pointers are
|
|
* non-NULL then the file is moved, otherwise it is deleted. The
|
|
* entry of the registrykey is always appended with two zero
|
|
* terminated strings. If <fn2> is NULL then the second entry is
|
|
* simply a single 0-byte. Otherwise the second filename goes
|
|
* there. The entries are prepended with \??\ before the path and the
|
|
* second filename gets also a '!' as the first character if
|
|
* MOVEFILE_REPLACE_EXISTING is set. After the final string another
|
|
* 0-byte follows to indicate the end of the strings.
|
|
* i.e.:
|
|
* \??\D:\test\file1[0]
|
|
* !\??\D:\test\file1_renamed[0]
|
|
* \??\D:\Test|delete[0]
|
|
* [0] <- file is to be deleted, second string empty
|
|
* \??\D:\test\file2[0]
|
|
* !\??\D:\test\file2_renamed[0]
|
|
* [0] <- indicates end of strings
|
|
*
|
|
* or:
|
|
* \??\D:\test\file1[0]
|
|
* !\??\D:\test\file1_renamed[0]
|
|
* \??\D:\Test|delete[0]
|
|
* [0] <- file is to be deleted, second string empty
|
|
* [0] <- indicates end of strings
|
|
*
|
|
*/
|
|
static BOOL FILE_AddBootRenameEntry( LPCWSTR fn1, LPCWSTR fn2, DWORD flags )
|
|
{
|
|
static const WCHAR PreString[] = {'\\','?','?','\\',0};
|
|
static const WCHAR ValueName[] = {'P','e','n','d','i','n','g',
|
|
'F','i','l','e','R','e','n','a','m','e',
|
|
'O','p','e','r','a','t','i','o','n','s',0};
|
|
BOOL rc = FALSE;
|
|
HKEY Reboot = 0;
|
|
DWORD Type, len0, len1, len2;
|
|
DWORD DataSize = 0;
|
|
BYTE *Buffer = NULL;
|
|
WCHAR *p;
|
|
|
|
if(RegCreateKeyA(HKEY_LOCAL_MACHINE, "SYSTEM\\CurrentControlSet\\Control\\Session Manager",
|
|
&Reboot) != ERROR_SUCCESS)
|
|
{
|
|
WARN("Error creating key for reboot managment [%s]\n",
|
|
"SYSTEM\\CurrentControlSet\\Control\\Session Manager");
|
|
return FALSE;
|
|
}
|
|
|
|
len0 = strlenW(PreString);
|
|
len1 = strlenW(fn1) + len0 + 1;
|
|
if (fn2)
|
|
{
|
|
len2 = strlenW(fn2) + len0 + 1;
|
|
if (flags & MOVEFILE_REPLACE_EXISTING) len2++; /* Plus 1 because of the leading '!' */
|
|
}
|
|
else len2 = 1; /* minimum is the 0 characters for the empty second string */
|
|
|
|
/* convert characters to bytes */
|
|
len0 *= sizeof(WCHAR);
|
|
len1 *= sizeof(WCHAR);
|
|
len2 *= sizeof(WCHAR);
|
|
|
|
/* First we check if the key exists and if so how many bytes it already contains. */
|
|
if (RegQueryValueExW(Reboot, ValueName, NULL, &Type, NULL, &DataSize) == ERROR_SUCCESS)
|
|
{
|
|
if (Type != REG_MULTI_SZ) goto Quit;
|
|
if (!(Buffer = HeapAlloc( GetProcessHeap(), 0, DataSize + len1 + len2 + sizeof(WCHAR) ))) goto Quit;
|
|
if (RegQueryValueExW(Reboot, ValueName, NULL, &Type, Buffer, &DataSize) != ERROR_SUCCESS)
|
|
goto Quit;
|
|
if (DataSize) DataSize -= sizeof(WCHAR); /* remove terminating null (will be added back later) */
|
|
}
|
|
else
|
|
{
|
|
if (!(Buffer = HeapAlloc( GetProcessHeap(), 0, len1 + len2 + sizeof(WCHAR) ))) goto Quit;
|
|
DataSize = 0;
|
|
}
|
|
|
|
p = (WCHAR *)(Buffer + DataSize);
|
|
strcpyW( p, PreString );
|
|
strcatW( p, fn1 );
|
|
DataSize += len1;
|
|
if (fn2)
|
|
{
|
|
p = (WCHAR *)(Buffer + DataSize);
|
|
if (flags & MOVEFILE_REPLACE_EXISTING)
|
|
*p++ = '!';
|
|
strcpyW( p, PreString );
|
|
strcatW( p, fn2 );
|
|
DataSize += len2;
|
|
}
|
|
else
|
|
{
|
|
p = (WCHAR *)(Buffer + DataSize);
|
|
*p = 0;
|
|
DataSize += sizeof(WCHAR);
|
|
}
|
|
|
|
/* add final null */
|
|
p = (WCHAR *)(Buffer + DataSize);
|
|
*p = 0;
|
|
DataSize += sizeof(WCHAR);
|
|
rc = !RegSetValueExW( Reboot, ValueName, 0, REG_MULTI_SZ, Buffer, DataSize );
|
|
|
|
Quit:
|
|
if (Reboot) RegCloseKey(Reboot);
|
|
if (Buffer) HeapFree( GetProcessHeap(), 0, Buffer );
|
|
return(rc);
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* MoveFileExW (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI MoveFileExW( LPCWSTR fn1, LPCWSTR fn2, DWORD flag )
|
|
{
|
|
DOS_FULL_NAME full_name1, full_name2;
|
|
HANDLE hFile;
|
|
|
|
TRACE("(%s,%s,%04lx)\n", debugstr_w(fn1), debugstr_w(fn2), flag);
|
|
|
|
/* FIXME: <Gerhard W. Gruber>sparhawk@gmx.at
|
|
In case of W9x and lesser this function should return 120 (ERROR_CALL_NOT_IMPLEMENTED)
|
|
to be really compatible. Most programs wont have any problems though. In case
|
|
you encounter one, this is what you should return here. I don't know what's up
|
|
with NT 3.5. Is this function available there or not?
|
|
Does anybody really care about 3.5? :)
|
|
*/
|
|
|
|
/* Filename1 has to be always set to a valid path. Filename2 may be NULL
|
|
if the source file has to be deleted.
|
|
*/
|
|
if (!fn1) {
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
/* This function has to be run through in order to process the name properly.
|
|
If the BOOTDELAY flag is set, the file doesn't need to exist though. At least
|
|
that is the behaviour on NT 4.0. The operation accepts the filenames as
|
|
they are given but it can't reply with a reasonable returncode. Success
|
|
means in that case success for entering the values into the registry.
|
|
*/
|
|
if(!DOSFS_GetFullName( fn1, TRUE, &full_name1 ))
|
|
{
|
|
if(!(flag & MOVEFILE_DELAY_UNTIL_REBOOT))
|
|
return FALSE;
|
|
}
|
|
|
|
if (fn2) /* !fn2 means delete fn1 */
|
|
{
|
|
if (DOSFS_GetFullName( fn2, TRUE, &full_name2 ))
|
|
{
|
|
if(!(flag & MOVEFILE_DELAY_UNTIL_REBOOT))
|
|
{
|
|
/* target exists, check if we may overwrite */
|
|
if (!(flag & MOVEFILE_REPLACE_EXISTING))
|
|
{
|
|
/* FIXME: Use right error code */
|
|
SetLastError( ERROR_ACCESS_DENIED );
|
|
return FALSE;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (!DOSFS_GetFullName( fn2, FALSE, &full_name2 ))
|
|
{
|
|
if(!(flag & MOVEFILE_DELAY_UNTIL_REBOOT))
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* Source name and target path are valid */
|
|
|
|
if (flag & MOVEFILE_DELAY_UNTIL_REBOOT)
|
|
{
|
|
/* FIXME: (bon@elektron.ikp.physik.th-darmstadt.de 970706)
|
|
Perhaps we should queue these command and execute it
|
|
when exiting... What about using on_exit(2)
|
|
*/
|
|
FIXME("Please move existing file %s to file %s when Wine has finished\n",
|
|
debugstr_w(fn1), debugstr_w(fn2));
|
|
return FILE_AddBootRenameEntry( fn1, fn2, flag );
|
|
}
|
|
|
|
/* check if we are allowed to rename the source */
|
|
hFile = FILE_CreateFile( full_name1.long_name, 0, 0,
|
|
NULL, OPEN_EXISTING, 0, 0, TRUE,
|
|
GetDriveTypeW( full_name1.short_name ) );
|
|
if (!hFile)
|
|
{
|
|
DWORD attr;
|
|
|
|
if (GetLastError() != ERROR_ACCESS_DENIED) return FALSE;
|
|
attr = GetFileAttributesA( full_name1.long_name );
|
|
if (attr == (DWORD)-1 || !(attr & FILE_ATTRIBUTE_DIRECTORY)) return FALSE;
|
|
/* if it's a directory we can continue */
|
|
}
|
|
else CloseHandle(hFile);
|
|
|
|
/* check, if we are allowed to delete the destination,
|
|
** (but the file not being there is fine) */
|
|
hFile = FILE_CreateFile( full_name2.long_name, GENERIC_READ|GENERIC_WRITE, 0,
|
|
NULL, OPEN_EXISTING, 0, 0, TRUE,
|
|
GetDriveTypeW( full_name2.short_name ) );
|
|
if(!hFile && GetLastError() != ERROR_FILE_NOT_FOUND) return FALSE;
|
|
CloseHandle(hFile);
|
|
|
|
if (full_name1.drive != full_name2.drive)
|
|
{
|
|
/* use copy, if allowed */
|
|
if (!(flag & MOVEFILE_COPY_ALLOWED))
|
|
{
|
|
/* FIXME: Use right error code */
|
|
SetLastError( ERROR_FILE_EXISTS );
|
|
return FALSE;
|
|
}
|
|
return CopyFileW( fn1, fn2, !(flag & MOVEFILE_REPLACE_EXISTING) );
|
|
}
|
|
if (rename( full_name1.long_name, full_name2.long_name ) == -1)
|
|
{
|
|
FILE_SetDosError();
|
|
return FALSE;
|
|
}
|
|
if (is_executable( full_name1.long_name ) != is_executable( full_name2.long_name ))
|
|
{
|
|
struct stat fstat;
|
|
if (stat( full_name2.long_name, &fstat ) != -1)
|
|
{
|
|
if (is_executable( full_name2.long_name ))
|
|
/* set executable bit where read bit is set */
|
|
fstat.st_mode |= (fstat.st_mode & 0444) >> 2;
|
|
else
|
|
fstat.st_mode &= ~0111;
|
|
chmod( full_name2.long_name, fstat.st_mode );
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
else /* fn2 == NULL means delete source */
|
|
{
|
|
if (flag & MOVEFILE_DELAY_UNTIL_REBOOT)
|
|
{
|
|
if (flag & MOVEFILE_COPY_ALLOWED) {
|
|
WARN("Illegal flag\n");
|
|
SetLastError( ERROR_GEN_FAILURE );
|
|
return FALSE;
|
|
}
|
|
/* FIXME: (bon@elektron.ikp.physik.th-darmstadt.de 970706)
|
|
Perhaps we should queue these command and execute it
|
|
when exiting... What about using on_exit(2)
|
|
*/
|
|
FIXME("Please delete file %s when Wine has finished\n", debugstr_w(fn1));
|
|
return FILE_AddBootRenameEntry( fn1, NULL, flag );
|
|
}
|
|
|
|
if (unlink( full_name1.long_name ) == -1)
|
|
{
|
|
FILE_SetDosError();
|
|
return FALSE;
|
|
}
|
|
return TRUE; /* successfully deleted */
|
|
}
|
|
}
|
|
|
|
/**************************************************************************
|
|
* MoveFileExA (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI MoveFileExA( LPCSTR fn1, LPCSTR fn2, DWORD flag )
|
|
{
|
|
UNICODE_STRING fn1W, fn2W;
|
|
BOOL ret;
|
|
|
|
if (!fn1)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
RtlCreateUnicodeStringFromAsciiz(&fn1W, fn1);
|
|
if (fn2) RtlCreateUnicodeStringFromAsciiz(&fn2W, fn2);
|
|
else fn2W.Buffer = NULL;
|
|
|
|
ret = MoveFileExW( fn1W.Buffer, fn2W.Buffer, flag );
|
|
|
|
RtlFreeUnicodeString(&fn1W);
|
|
RtlFreeUnicodeString(&fn2W);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* MoveFileW (KERNEL32.@)
|
|
*
|
|
* Move file or directory
|
|
*/
|
|
BOOL WINAPI MoveFileW( LPCWSTR fn1, LPCWSTR fn2 )
|
|
{
|
|
DOS_FULL_NAME full_name1, full_name2;
|
|
struct stat fstat;
|
|
|
|
if (!fn1 || !fn2)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
TRACE("(%s,%s)\n", debugstr_w(fn1), debugstr_w(fn2) );
|
|
|
|
if (!DOSFS_GetFullName( fn1, TRUE, &full_name1 )) return FALSE;
|
|
if (DOSFS_GetFullName( fn2, TRUE, &full_name2 )) {
|
|
/* The new name must not already exist */
|
|
SetLastError(ERROR_ALREADY_EXISTS);
|
|
return FALSE;
|
|
}
|
|
if (!DOSFS_GetFullName( fn2, FALSE, &full_name2 )) return FALSE;
|
|
|
|
if (full_name1.drive == full_name2.drive) /* move */
|
|
return MoveFileExW( fn1, fn2, MOVEFILE_COPY_ALLOWED );
|
|
|
|
/* copy */
|
|
if (stat( full_name1.long_name, &fstat ))
|
|
{
|
|
WARN("Invalid source file %s\n",
|
|
full_name1.long_name);
|
|
FILE_SetDosError();
|
|
return FALSE;
|
|
}
|
|
if (S_ISDIR(fstat.st_mode)) {
|
|
/* No Move for directories across file systems */
|
|
/* FIXME: Use right error code */
|
|
SetLastError( ERROR_GEN_FAILURE );
|
|
return FALSE;
|
|
}
|
|
return CopyFileW(fn1, fn2, TRUE); /*fail, if exist */
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* MoveFileA (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI MoveFileA( LPCSTR fn1, LPCSTR fn2 )
|
|
{
|
|
UNICODE_STRING fn1W, fn2W;
|
|
BOOL ret;
|
|
|
|
if (!fn1 || !fn2)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
RtlCreateUnicodeStringFromAsciiz(&fn1W, fn1);
|
|
RtlCreateUnicodeStringFromAsciiz(&fn2W, fn2);
|
|
|
|
ret = MoveFileW( fn1W.Buffer, fn2W.Buffer );
|
|
|
|
RtlFreeUnicodeString(&fn1W);
|
|
RtlFreeUnicodeString(&fn2W);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* CopyFileW (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI CopyFileW( LPCWSTR source, LPCWSTR dest, BOOL fail_if_exists )
|
|
{
|
|
HANDLE h1, h2;
|
|
BY_HANDLE_FILE_INFORMATION info;
|
|
DWORD count;
|
|
BOOL ret = FALSE;
|
|
char buffer[2048];
|
|
|
|
if (!source || !dest)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
TRACE("%s -> %s\n", debugstr_w(source), debugstr_w(dest));
|
|
|
|
if ((h1 = CreateFileW(source, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
|
|
NULL, OPEN_EXISTING, 0, 0)) == INVALID_HANDLE_VALUE)
|
|
{
|
|
WARN("Unable to open source %s\n", debugstr_w(source));
|
|
return FALSE;
|
|
}
|
|
|
|
if (!GetFileInformationByHandle( h1, &info ))
|
|
{
|
|
WARN("GetFileInformationByHandle returned error for %s\n", debugstr_w(source));
|
|
CloseHandle( h1 );
|
|
return FALSE;
|
|
}
|
|
|
|
if ((h2 = CreateFileW( dest, GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
|
|
fail_if_exists ? CREATE_NEW : CREATE_ALWAYS,
|
|
info.dwFileAttributes, h1 )) == INVALID_HANDLE_VALUE)
|
|
{
|
|
WARN("Unable to open dest %s\n", debugstr_w(dest));
|
|
CloseHandle( h1 );
|
|
return FALSE;
|
|
}
|
|
|
|
while (ReadFile( h1, buffer, sizeof(buffer), &count, NULL ) && count)
|
|
{
|
|
char *p = buffer;
|
|
while (count != 0)
|
|
{
|
|
DWORD res;
|
|
if (!WriteFile( h2, p, count, &res, NULL ) || !res) goto done;
|
|
p += res;
|
|
count -= res;
|
|
}
|
|
}
|
|
ret = TRUE;
|
|
done:
|
|
CloseHandle( h1 );
|
|
CloseHandle( h2 );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* CopyFileA (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI CopyFileA( LPCSTR source, LPCSTR dest, BOOL fail_if_exists)
|
|
{
|
|
UNICODE_STRING sourceW, destW;
|
|
BOOL ret;
|
|
|
|
if (!source || !dest)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
RtlCreateUnicodeStringFromAsciiz(&sourceW, source);
|
|
RtlCreateUnicodeStringFromAsciiz(&destW, dest);
|
|
|
|
ret = CopyFileW(sourceW.Buffer, destW.Buffer, fail_if_exists);
|
|
|
|
RtlFreeUnicodeString(&sourceW);
|
|
RtlFreeUnicodeString(&destW);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* CopyFileExW (KERNEL32.@)
|
|
*
|
|
* This implementation ignores most of the extra parameters passed-in into
|
|
* the "ex" version of the method and calls the CopyFile method.
|
|
* It will have to be fixed eventually.
|
|
*/
|
|
BOOL WINAPI CopyFileExW(LPCWSTR sourceFilename, LPCWSTR destFilename,
|
|
LPPROGRESS_ROUTINE progressRoutine, LPVOID appData,
|
|
LPBOOL cancelFlagPointer, DWORD copyFlags)
|
|
{
|
|
/*
|
|
* Interpret the only flag that CopyFile can interpret.
|
|
*/
|
|
return CopyFileW(sourceFilename, destFilename, (copyFlags & COPY_FILE_FAIL_IF_EXISTS) != 0);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* CopyFileExA (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI CopyFileExA(LPCSTR sourceFilename, LPCSTR destFilename,
|
|
LPPROGRESS_ROUTINE progressRoutine, LPVOID appData,
|
|
LPBOOL cancelFlagPointer, DWORD copyFlags)
|
|
{
|
|
UNICODE_STRING sourceW, destW;
|
|
BOOL ret;
|
|
|
|
if (!sourceFilename || !destFilename)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
RtlCreateUnicodeStringFromAsciiz(&sourceW, sourceFilename);
|
|
RtlCreateUnicodeStringFromAsciiz(&destW, destFilename);
|
|
|
|
ret = CopyFileExW(sourceW.Buffer, destW.Buffer, progressRoutine, appData,
|
|
cancelFlagPointer, copyFlags);
|
|
|
|
RtlFreeUnicodeString(&sourceW);
|
|
RtlFreeUnicodeString(&destW);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetFileTime (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI SetFileTime( HANDLE hFile,
|
|
const FILETIME *lpCreationTime,
|
|
const FILETIME *lpLastAccessTime,
|
|
const FILETIME *lpLastWriteTime )
|
|
{
|
|
BOOL ret;
|
|
SERVER_START_REQ( set_file_time )
|
|
{
|
|
req->handle = hFile;
|
|
if (lpLastAccessTime)
|
|
RtlTimeToSecondsSince1970( lpLastAccessTime, (DWORD *)&req->access_time );
|
|
else
|
|
req->access_time = 0; /* FIXME */
|
|
if (lpLastWriteTime)
|
|
RtlTimeToSecondsSince1970( lpLastWriteTime, (DWORD *)&req->write_time );
|
|
else
|
|
req->write_time = 0; /* FIXME */
|
|
ret = !wine_server_call_err( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* LockFile (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI LockFile( HANDLE hFile, DWORD dwFileOffsetLow, DWORD dwFileOffsetHigh,
|
|
DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh )
|
|
{
|
|
BOOL ret;
|
|
|
|
FIXME("not implemented in server\n");
|
|
|
|
SERVER_START_REQ( lock_file )
|
|
{
|
|
req->handle = hFile;
|
|
req->offset_low = dwFileOffsetLow;
|
|
req->offset_high = dwFileOffsetHigh;
|
|
req->count_low = nNumberOfBytesToLockLow;
|
|
req->count_high = nNumberOfBytesToLockHigh;
|
|
ret = !wine_server_call_err( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* LockFileEx [KERNEL32.@]
|
|
*
|
|
* Locks a byte range within an open file for shared or exclusive access.
|
|
*
|
|
* RETURNS
|
|
* success: TRUE
|
|
* failure: FALSE
|
|
*
|
|
* NOTES
|
|
* Per Microsoft docs, the third parameter (reserved) must be set to 0.
|
|
*/
|
|
BOOL WINAPI LockFileEx( HANDLE hFile, DWORD flags, DWORD reserved,
|
|
DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh,
|
|
LPOVERLAPPED pOverlapped )
|
|
{
|
|
FIXME("hFile=%d,flags=%ld,reserved=%ld,lowbytes=%ld,highbytes=%ld,overlapped=%p: stub.\n",
|
|
hFile, flags, reserved, nNumberOfBytesToLockLow, nNumberOfBytesToLockHigh,
|
|
pOverlapped);
|
|
if (reserved == 0)
|
|
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
|
|
else
|
|
{
|
|
ERR("reserved == %ld: Supposed to be 0??\n", reserved);
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* UnlockFile (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI UnlockFile( HANDLE hFile, DWORD dwFileOffsetLow, DWORD dwFileOffsetHigh,
|
|
DWORD nNumberOfBytesToUnlockLow, DWORD nNumberOfBytesToUnlockHigh )
|
|
{
|
|
BOOL ret;
|
|
|
|
FIXME("not implemented in server\n");
|
|
|
|
SERVER_START_REQ( unlock_file )
|
|
{
|
|
req->handle = hFile;
|
|
req->offset_low = dwFileOffsetLow;
|
|
req->offset_high = dwFileOffsetHigh;
|
|
req->count_low = nNumberOfBytesToUnlockLow;
|
|
req->count_high = nNumberOfBytesToUnlockHigh;
|
|
ret = !wine_server_call_err( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* UnlockFileEx (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI UnlockFileEx(
|
|
HANDLE hFile,
|
|
DWORD dwReserved,
|
|
DWORD nNumberOfBytesToUnlockLow,
|
|
DWORD nNumberOfBytesToUnlockHigh,
|
|
LPOVERLAPPED lpOverlapped
|
|
)
|
|
{
|
|
FIXME("hFile=%d,reserved=%ld,lowbytes=%ld,highbytes=%ld,overlapped=%p: stub.\n",
|
|
hFile, dwReserved, nNumberOfBytesToUnlockLow, nNumberOfBytesToUnlockHigh,
|
|
lpOverlapped);
|
|
if (dwReserved == 0)
|
|
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
|
|
else
|
|
{
|
|
ERR("reserved == %ld: Supposed to be 0??\n", dwReserved);
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
#if 0
|
|
|
|
struct DOS_FILE_LOCK {
|
|
struct DOS_FILE_LOCK * next;
|
|
DWORD base;
|
|
DWORD len;
|
|
DWORD processId;
|
|
FILE_OBJECT * dos_file;
|
|
/* char * unix_name;*/
|
|
};
|
|
|
|
typedef struct DOS_FILE_LOCK DOS_FILE_LOCK;
|
|
|
|
static DOS_FILE_LOCK *locks = NULL;
|
|
static void DOS_RemoveFileLocks(FILE_OBJECT *file);
|
|
|
|
|
|
/* Locks need to be mirrored because unix file locking is based
|
|
* on the pid. Inside of wine there can be multiple WINE processes
|
|
* that share the same unix pid.
|
|
* Read's and writes should check these locks also - not sure
|
|
* how critical that is at this point (FIXME).
|
|
*/
|
|
|
|
static BOOL DOS_AddLock(FILE_OBJECT *file, struct flock *f)
|
|
{
|
|
DOS_FILE_LOCK *curr;
|
|
DWORD processId;
|
|
|
|
processId = GetCurrentProcessId();
|
|
|
|
/* check if lock overlaps a current lock for the same file */
|
|
#if 0
|
|
for (curr = locks; curr; curr = curr->next) {
|
|
if (strcmp(curr->unix_name, file->unix_name) == 0) {
|
|
if ((f->l_start == curr->base) && (f->l_len == curr->len))
|
|
return TRUE;/* region is identic */
|
|
if ((f->l_start < (curr->base + curr->len)) &&
|
|
((f->l_start + f->l_len) > curr->base)) {
|
|
/* region overlaps */
|
|
return FALSE;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
curr = HeapAlloc( GetProcessHeap(), 0, sizeof(DOS_FILE_LOCK) );
|
|
curr->processId = GetCurrentProcessId();
|
|
curr->base = f->l_start;
|
|
curr->len = f->l_len;
|
|
/* curr->unix_name = HEAP_strdupA( GetProcessHeap(), 0, file->unix_name);*/
|
|
curr->next = locks;
|
|
curr->dos_file = file;
|
|
locks = curr;
|
|
return TRUE;
|
|
}
|
|
|
|
static void DOS_RemoveFileLocks(FILE_OBJECT *file)
|
|
{
|
|
DWORD processId;
|
|
DOS_FILE_LOCK **curr;
|
|
DOS_FILE_LOCK *rem;
|
|
|
|
processId = GetCurrentProcessId();
|
|
curr = &locks;
|
|
while (*curr) {
|
|
if ((*curr)->dos_file == file) {
|
|
rem = *curr;
|
|
*curr = (*curr)->next;
|
|
/* HeapFree( GetProcessHeap(), 0, rem->unix_name );*/
|
|
HeapFree( GetProcessHeap(), 0, rem );
|
|
}
|
|
else
|
|
curr = &(*curr)->next;
|
|
}
|
|
}
|
|
|
|
static BOOL DOS_RemoveLock(FILE_OBJECT *file, struct flock *f)
|
|
{
|
|
DWORD processId;
|
|
DOS_FILE_LOCK **curr;
|
|
DOS_FILE_LOCK *rem;
|
|
|
|
processId = GetCurrentProcessId();
|
|
for (curr = &locks; *curr; curr = &(*curr)->next) {
|
|
if ((*curr)->processId == processId &&
|
|
(*curr)->dos_file == file &&
|
|
(*curr)->base == f->l_start &&
|
|
(*curr)->len == f->l_len) {
|
|
/* this is the same lock */
|
|
rem = *curr;
|
|
*curr = (*curr)->next;
|
|
/* HeapFree( GetProcessHeap(), 0, rem->unix_name );*/
|
|
HeapFree( GetProcessHeap(), 0, rem );
|
|
return TRUE;
|
|
}
|
|
}
|
|
/* no matching lock found */
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* LockFile (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI LockFile(
|
|
HANDLE hFile,DWORD dwFileOffsetLow,DWORD dwFileOffsetHigh,
|
|
DWORD nNumberOfBytesToLockLow,DWORD nNumberOfBytesToLockHigh )
|
|
{
|
|
struct flock f;
|
|
FILE_OBJECT *file;
|
|
|
|
TRACE("handle %d offsetlow=%ld offsethigh=%ld nbyteslow=%ld nbyteshigh=%ld\n",
|
|
hFile, dwFileOffsetLow, dwFileOffsetHigh,
|
|
nNumberOfBytesToLockLow, nNumberOfBytesToLockHigh);
|
|
|
|
if (dwFileOffsetHigh || nNumberOfBytesToLockHigh) {
|
|
FIXME("Unimplemented bytes > 32bits\n");
|
|
return FALSE;
|
|
}
|
|
|
|
f.l_start = dwFileOffsetLow;
|
|
f.l_len = nNumberOfBytesToLockLow;
|
|
f.l_whence = SEEK_SET;
|
|
f.l_pid = 0;
|
|
f.l_type = F_WRLCK;
|
|
|
|
if (!(file = FILE_GetFile(hFile,0,NULL))) return FALSE;
|
|
|
|
/* shadow locks internally */
|
|
if (!DOS_AddLock(file, &f)) {
|
|
SetLastError( ERROR_LOCK_VIOLATION );
|
|
return FALSE;
|
|
}
|
|
|
|
/* FIXME: Unix locking commented out for now, doesn't work with Excel */
|
|
#ifdef USE_UNIX_LOCKS
|
|
if (fcntl(file->unix_handle, F_SETLK, &f) == -1) {
|
|
if (errno == EACCES || errno == EAGAIN) {
|
|
SetLastError( ERROR_LOCK_VIOLATION );
|
|
}
|
|
else {
|
|
FILE_SetDosError();
|
|
}
|
|
/* remove our internal copy of the lock */
|
|
DOS_RemoveLock(file, &f);
|
|
return FALSE;
|
|
}
|
|
#endif
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* UnlockFile (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI UnlockFile(
|
|
HANDLE hFile,DWORD dwFileOffsetLow,DWORD dwFileOffsetHigh,
|
|
DWORD nNumberOfBytesToUnlockLow,DWORD nNumberOfBytesToUnlockHigh )
|
|
{
|
|
FILE_OBJECT *file;
|
|
struct flock f;
|
|
|
|
TRACE("handle %d offsetlow=%ld offsethigh=%ld nbyteslow=%ld nbyteshigh=%ld\n",
|
|
hFile, dwFileOffsetLow, dwFileOffsetHigh,
|
|
nNumberOfBytesToUnlockLow, nNumberOfBytesToUnlockHigh);
|
|
|
|
if (dwFileOffsetHigh || nNumberOfBytesToUnlockHigh) {
|
|
WARN("Unimplemented bytes > 32bits\n");
|
|
return FALSE;
|
|
}
|
|
|
|
f.l_start = dwFileOffsetLow;
|
|
f.l_len = nNumberOfBytesToUnlockLow;
|
|
f.l_whence = SEEK_SET;
|
|
f.l_pid = 0;
|
|
f.l_type = F_UNLCK;
|
|
|
|
if (!(file = FILE_GetFile(hFile,0,NULL))) return FALSE;
|
|
|
|
DOS_RemoveLock(file, &f); /* ok if fails - may be another wine */
|
|
|
|
/* FIXME: Unix locking commented out for now, doesn't work with Excel */
|
|
#ifdef USE_UNIX_LOCKS
|
|
if (fcntl(file->unix_handle, F_SETLK, &f) == -1) {
|
|
FILE_SetDosError();
|
|
return FALSE;
|
|
}
|
|
#endif
|
|
return TRUE;
|
|
}
|
|
#endif
|
|
|
|
/**************************************************************************
|
|
* GetFileAttributesExW (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI GetFileAttributesExW(
|
|
LPCWSTR lpFileName, GET_FILEEX_INFO_LEVELS fInfoLevelId,
|
|
LPVOID lpFileInformation)
|
|
{
|
|
DOS_FULL_NAME full_name;
|
|
BY_HANDLE_FILE_INFORMATION info;
|
|
|
|
if (!lpFileName || !lpFileInformation)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
if (fInfoLevelId == GetFileExInfoStandard) {
|
|
LPWIN32_FILE_ATTRIBUTE_DATA lpFad =
|
|
(LPWIN32_FILE_ATTRIBUTE_DATA) lpFileInformation;
|
|
if (!DOSFS_GetFullName( lpFileName, TRUE, &full_name )) return FALSE;
|
|
if (!FILE_Stat( full_name.long_name, &info )) return FALSE;
|
|
|
|
lpFad->dwFileAttributes = info.dwFileAttributes;
|
|
lpFad->ftCreationTime = info.ftCreationTime;
|
|
lpFad->ftLastAccessTime = info.ftLastAccessTime;
|
|
lpFad->ftLastWriteTime = info.ftLastWriteTime;
|
|
lpFad->nFileSizeHigh = info.nFileSizeHigh;
|
|
lpFad->nFileSizeLow = info.nFileSizeLow;
|
|
}
|
|
else {
|
|
FIXME("invalid info level %d!\n", fInfoLevelId);
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* GetFileAttributesExA (KERNEL32.@)
|
|
*/
|
|
BOOL WINAPI GetFileAttributesExA(
|
|
LPCSTR filename, GET_FILEEX_INFO_LEVELS fInfoLevelId,
|
|
LPVOID lpFileInformation)
|
|
{
|
|
UNICODE_STRING filenameW;
|
|
BOOL ret = FALSE;
|
|
|
|
if (!filename || !lpFileInformation)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
if (RtlCreateUnicodeStringFromAsciiz(&filenameW, filename))
|
|
{
|
|
ret = GetFileAttributesExW(filenameW.Buffer, fInfoLevelId, lpFileInformation);
|
|
RtlFreeUnicodeString(&filenameW);
|
|
}
|
|
else
|
|
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|
return ret;
|
|
}
|