1633 lines
52 KiB
C
1633 lines
52 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, 2004 Alexandre Julliard
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* Copyright 2008 Jeff Zaroyko
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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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#include <stdio.h>
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#define NONAMELESSUNION
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#define NONAMELESSSTRUCT
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#include "winerror.h"
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "windef.h"
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#include "winbase.h"
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#include "winternl.h"
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#include "winioctl.h"
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#include "wincon.h"
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#include "fileapi.h"
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#include "ddk/ntddk.h"
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#include "kernelbase.h"
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#include "wine/exception.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(file);
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const WCHAR windows_dir[] = {'C',':','\\','w','i','n','d','o','w','s',0};
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const WCHAR system_dir[] = {'C',':','\\','w','i','n','d','o','w','s','\\','s','y','s','t','e','m','3','2',0};
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static const WCHAR krnl386W[] = {'k','r','n','l','3','8','6','.','e','x','e','1','6',0};
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static BOOL oem_file_apis;
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static void WINAPI read_write_apc( void *apc_user, PIO_STATUS_BLOCK io, ULONG reserved )
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{
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LPOVERLAPPED_COMPLETION_ROUTINE func = apc_user;
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func( RtlNtStatusToDosError( io->u.Status ), io->Information, (LPOVERLAPPED)io );
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}
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/***********************************************************************
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* Operations on file names
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***********************************************************************/
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/***********************************************************************
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* copy_filename_WtoA
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*
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* copy a file name back to OEM/Ansi, but only if the buffer is large enough
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*/
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static DWORD copy_filename_WtoA( LPCWSTR nameW, LPSTR buffer, DWORD len )
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{
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UNICODE_STRING strW;
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DWORD ret;
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RtlInitUnicodeString( &strW, nameW );
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ret = oem_file_apis ? RtlUnicodeStringToOemSize( &strW ) : RtlUnicodeStringToAnsiSize( &strW );
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if (buffer && ret <= len)
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{
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ANSI_STRING str;
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str.Buffer = buffer;
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str.MaximumLength = min( len, UNICODE_STRING_MAX_CHARS );
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if (oem_file_apis)
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RtlUnicodeStringToOemString( &str, &strW, FALSE );
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else
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RtlUnicodeStringToAnsiString( &str, &strW, FALSE );
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ret = str.Length; /* length without terminating 0 */
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}
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return ret;
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}
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/***********************************************************************
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* file_name_AtoW
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*
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* Convert a file name to Unicode, taking into account the OEM/Ansi API mode.
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*
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* If alloc is FALSE uses the TEB static buffer, so it can only be used when
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* there is no possibility for the function to do that twice, taking into
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* account any called function.
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*/
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WCHAR *file_name_AtoW( LPCSTR name, BOOL alloc )
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{
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ANSI_STRING str;
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UNICODE_STRING strW, *pstrW;
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NTSTATUS status;
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RtlInitAnsiString( &str, name );
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pstrW = alloc ? &strW : &NtCurrentTeb()->StaticUnicodeString;
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if (oem_file_apis)
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status = RtlOemStringToUnicodeString( pstrW, &str, alloc );
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else
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status = RtlAnsiStringToUnicodeString( pstrW, &str, alloc );
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if (status == STATUS_SUCCESS) return pstrW->Buffer;
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if (status == STATUS_BUFFER_OVERFLOW)
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SetLastError( ERROR_FILENAME_EXCED_RANGE );
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else
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SetLastError( RtlNtStatusToDosError(status) );
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return NULL;
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}
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/***********************************************************************
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* file_name_WtoA
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*
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* Convert a file name back to OEM/Ansi. Returns number of bytes copied.
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*/
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DWORD file_name_WtoA( LPCWSTR src, INT srclen, LPSTR dest, INT destlen )
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{
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DWORD ret;
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if (srclen < 0) srclen = lstrlenW( src ) + 1;
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if (oem_file_apis)
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RtlUnicodeToOemN( dest, destlen, &ret, src, srclen * sizeof(WCHAR) );
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else
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RtlUnicodeToMultiByteN( dest, destlen, &ret, src, srclen * sizeof(WCHAR) );
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return ret;
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}
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/******************************************************************************
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* AreFileApisANSI (kernelbase.@)
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*/
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BOOL WINAPI DECLSPEC_HOTPATCH AreFileApisANSI(void)
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{
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return !oem_file_apis;
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}
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/***********************************************************************
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* CreateDirectoryA (kernelbase.@)
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*/
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BOOL WINAPI DECLSPEC_HOTPATCH CreateDirectoryA( LPCSTR path, LPSECURITY_ATTRIBUTES sa )
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{
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WCHAR *pathW;
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if (!(pathW = file_name_AtoW( path, FALSE ))) return FALSE;
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return CreateDirectoryW( pathW, sa );
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}
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/***********************************************************************
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* CreateDirectoryW (kernelbase.@)
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*/
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BOOL WINAPI DECLSPEC_HOTPATCH CreateDirectoryW( LPCWSTR path, LPSECURITY_ATTRIBUTES sa )
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{
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OBJECT_ATTRIBUTES attr;
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UNICODE_STRING nt_name;
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IO_STATUS_BLOCK io;
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NTSTATUS status;
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HANDLE handle;
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TRACE( "%s\n", debugstr_w(path) );
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if (!RtlDosPathNameToNtPathName_U( path, &nt_name, NULL, NULL ))
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{
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SetLastError( ERROR_PATH_NOT_FOUND );
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return FALSE;
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}
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attr.Length = sizeof(attr);
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attr.RootDirectory = 0;
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attr.Attributes = OBJ_CASE_INSENSITIVE;
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attr.ObjectName = &nt_name;
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attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
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attr.SecurityQualityOfService = NULL;
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status = NtCreateFile( &handle, GENERIC_READ | SYNCHRONIZE, &attr, &io, NULL,
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FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ, FILE_CREATE,
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FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT, NULL, 0 );
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if (status == STATUS_SUCCESS) NtClose( handle );
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RtlFreeUnicodeString( &nt_name );
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return set_ntstatus( status );
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}
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/***********************************************************************
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* CreateDirectoryEx (kernelbase.@)
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*/
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BOOL WINAPI DECLSPEC_HOTPATCH CreateDirectoryExW( LPCWSTR template, LPCWSTR path,
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LPSECURITY_ATTRIBUTES sa )
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{
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return CreateDirectoryW( path, sa );
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}
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/*************************************************************************
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* CreateFile2 (kernelbase.@)
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*/
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HANDLE WINAPI DECLSPEC_HOTPATCH CreateFile2( LPCWSTR name, DWORD access, DWORD sharing, DWORD creation,
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CREATEFILE2_EXTENDED_PARAMETERS *params )
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{
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LPSECURITY_ATTRIBUTES sa = params ? params->lpSecurityAttributes : NULL;
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DWORD attributes = params ? params->dwFileAttributes : 0;
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HANDLE template = params ? params->hTemplateFile : NULL;
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FIXME( "(%s %x %x %x %p), partial stub\n", debugstr_w(name), access, sharing, creation, params );
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return CreateFileW( name, access, sharing, sa, creation, attributes, template );
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}
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/*************************************************************************
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* CreateFileA (kernelbase.@)
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*/
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HANDLE WINAPI DECLSPEC_HOTPATCH CreateFileA( LPCSTR name, DWORD access, DWORD sharing,
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LPSECURITY_ATTRIBUTES sa, DWORD creation,
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DWORD attributes, HANDLE template)
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{
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WCHAR *nameW;
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if ((GetVersion() & 0x80000000) && IsBadStringPtrA( name, -1 )) return INVALID_HANDLE_VALUE;
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if (!(nameW = file_name_AtoW( name, FALSE ))) return INVALID_HANDLE_VALUE;
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return CreateFileW( nameW, access, sharing, sa, creation, attributes, template );
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}
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/*************************************************************************
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* CreateFileW (kernelbase.@)
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*/
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HANDLE WINAPI DECLSPEC_HOTPATCH CreateFileW( LPCWSTR filename, DWORD access, DWORD sharing,
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LPSECURITY_ATTRIBUTES sa, DWORD creation,
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DWORD attributes, HANDLE template )
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{
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NTSTATUS status;
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UINT options;
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OBJECT_ATTRIBUTES attr;
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UNICODE_STRING nameW;
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IO_STATUS_BLOCK io;
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HANDLE ret;
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DWORD dosdev;
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const WCHAR *vxd_name = NULL;
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static const WCHAR bkslashes_with_dotW[] = {'\\','\\','.','\\',0};
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static const WCHAR coninW[] = {'C','O','N','I','N','$',0};
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static const WCHAR conoutW[] = {'C','O','N','O','U','T','$',0};
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SECURITY_QUALITY_OF_SERVICE qos;
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static const UINT nt_disposition[5] =
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{
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FILE_CREATE, /* CREATE_NEW */
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FILE_OVERWRITE_IF, /* CREATE_ALWAYS */
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FILE_OPEN, /* OPEN_EXISTING */
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FILE_OPEN_IF, /* OPEN_ALWAYS */
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FILE_OVERWRITE /* TRUNCATE_EXISTING */
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};
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/* sanity checks */
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if (!filename || !filename[0])
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{
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SetLastError( ERROR_PATH_NOT_FOUND );
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return INVALID_HANDLE_VALUE;
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}
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TRACE( "%s %s%s%s%s%s%s%s creation %d attributes 0x%x\n", debugstr_w(filename),
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(access & GENERIC_READ) ? "GENERIC_READ " : "",
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(access & GENERIC_WRITE) ? "GENERIC_WRITE " : "",
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(access & GENERIC_EXECUTE) ? "GENERIC_EXECUTE " : "",
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!access ? "QUERY_ACCESS " : "",
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(sharing & FILE_SHARE_READ) ? "FILE_SHARE_READ " : "",
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(sharing & FILE_SHARE_WRITE) ? "FILE_SHARE_WRITE " : "",
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(sharing & FILE_SHARE_DELETE) ? "FILE_SHARE_DELETE " : "",
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creation, attributes);
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/* Open a console for CONIN$ or CONOUT$ */
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if (!wcsicmp(filename, coninW) || !wcsicmp(filename, conoutW))
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{
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ret = OpenConsoleW( filename, access, sa && sa->bInheritHandle, creation ? OPEN_EXISTING : 0 );
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if (ret == INVALID_HANDLE_VALUE) SetLastError( ERROR_INVALID_PARAMETER );
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return ret;
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}
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if (!wcsncmp( filename, bkslashes_with_dotW, 4 ))
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{
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static const WCHAR pipeW[] = {'P','I','P','E','\\',0};
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static const WCHAR mailslotW[] = {'M','A','I','L','S','L','O','T','\\',0};
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if ((iswalpha(filename[4]) && filename[5] == ':' && filename[6] == '\0') ||
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!wcsnicmp( filename + 4, pipeW, 5 ) ||
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!wcsnicmp( filename + 4, mailslotW, 9 ))
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{
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dosdev = 0;
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}
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else if ((dosdev = RtlIsDosDeviceName_U( filename + 4 )))
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{
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dosdev += MAKELONG( 0, 4*sizeof(WCHAR) ); /* adjust position to start of filename */
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}
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else if (GetVersion() & 0x80000000)
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{
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vxd_name = filename + 4;
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if (!creation) creation = OPEN_EXISTING;
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}
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}
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else dosdev = RtlIsDosDeviceName_U( filename );
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if (dosdev)
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{
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static const WCHAR conW[] = {'C','O','N'};
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if (LOWORD(dosdev) == sizeof(conW) &&
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!wcsnicmp( filename + HIWORD(dosdev)/sizeof(WCHAR), conW, ARRAY_SIZE( conW )))
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{
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switch (access & (GENERIC_READ|GENERIC_WRITE))
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{
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case GENERIC_READ:
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return OpenConsoleW( coninW, access, sa && sa->bInheritHandle, OPEN_EXISTING );
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case GENERIC_WRITE:
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return OpenConsoleW( conoutW, access, sa && sa->bInheritHandle, OPEN_EXISTING );
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default:
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SetLastError( ERROR_FILE_NOT_FOUND );
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return INVALID_HANDLE_VALUE;
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}
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}
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}
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if (creation < CREATE_NEW || creation > TRUNCATE_EXISTING)
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{
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SetLastError( ERROR_INVALID_PARAMETER );
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return INVALID_HANDLE_VALUE;
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}
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if (!RtlDosPathNameToNtPathName_U( filename, &nameW, NULL, NULL ))
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{
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SetLastError( ERROR_PATH_NOT_FOUND );
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return INVALID_HANDLE_VALUE;
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}
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/* now call NtCreateFile */
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options = 0;
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if (attributes & FILE_FLAG_BACKUP_SEMANTICS)
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options |= FILE_OPEN_FOR_BACKUP_INTENT;
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else
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options |= FILE_NON_DIRECTORY_FILE;
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if (attributes & FILE_FLAG_DELETE_ON_CLOSE)
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{
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options |= FILE_DELETE_ON_CLOSE;
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access |= DELETE;
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}
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if (attributes & FILE_FLAG_NO_BUFFERING)
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options |= FILE_NO_INTERMEDIATE_BUFFERING;
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if (!(attributes & FILE_FLAG_OVERLAPPED))
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options |= FILE_SYNCHRONOUS_IO_NONALERT;
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if (attributes & FILE_FLAG_RANDOM_ACCESS)
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options |= FILE_RANDOM_ACCESS;
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if (attributes & FILE_FLAG_WRITE_THROUGH)
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options |= FILE_WRITE_THROUGH;
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attributes &= FILE_ATTRIBUTE_VALID_FLAGS;
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attr.Length = sizeof(attr);
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attr.RootDirectory = 0;
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attr.Attributes = OBJ_CASE_INSENSITIVE;
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attr.ObjectName = &nameW;
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attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
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if (attributes & SECURITY_SQOS_PRESENT)
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{
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qos.Length = sizeof(qos);
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qos.ImpersonationLevel = (attributes >> 16) & 0x3;
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qos.ContextTrackingMode = attributes & SECURITY_CONTEXT_TRACKING ? SECURITY_DYNAMIC_TRACKING : SECURITY_STATIC_TRACKING;
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qos.EffectiveOnly = (attributes & SECURITY_EFFECTIVE_ONLY) != 0;
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attr.SecurityQualityOfService = &qos;
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}
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else
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attr.SecurityQualityOfService = NULL;
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if (sa && sa->bInheritHandle) attr.Attributes |= OBJ_INHERIT;
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status = NtCreateFile( &ret, access | SYNCHRONIZE | FILE_READ_ATTRIBUTES, &attr, &io,
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NULL, attributes, sharing, nt_disposition[creation - CREATE_NEW],
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options, NULL, 0 );
|
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if (status)
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{
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if (vxd_name && vxd_name[0])
|
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{
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static HANDLE (*vxd_open)(LPCWSTR,DWORD,SECURITY_ATTRIBUTES*);
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if (!vxd_open) vxd_open = (void *)GetProcAddress( GetModuleHandleW(krnl386W),
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"__wine_vxd_open" );
|
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if (vxd_open && (ret = vxd_open( vxd_name, access, sa ))) goto done;
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}
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|
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WARN("Unable to create file %s (status %x)\n", debugstr_w(filename), status);
|
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ret = INVALID_HANDLE_VALUE;
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|
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/* In the case file creation was rejected due to CREATE_NEW flag
|
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* was specified and file with that name already exists, correct
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* last error is ERROR_FILE_EXISTS and not ERROR_ALREADY_EXISTS.
|
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* Note: RtlNtStatusToDosError is not the subject to blame here.
|
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*/
|
|
if (status == STATUS_OBJECT_NAME_COLLISION)
|
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SetLastError( ERROR_FILE_EXISTS );
|
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else
|
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SetLastError( RtlNtStatusToDosError(status) );
|
|
}
|
|
else
|
|
{
|
|
if ((creation == CREATE_ALWAYS && io.Information == FILE_OVERWRITTEN) ||
|
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(creation == OPEN_ALWAYS && io.Information == FILE_OPENED))
|
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SetLastError( ERROR_ALREADY_EXISTS );
|
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else
|
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SetLastError( 0 );
|
|
}
|
|
RtlFreeUnicodeString( &nameW );
|
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|
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done:
|
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if (!ret) ret = INVALID_HANDLE_VALUE;
|
|
TRACE("returning %p\n", ret);
|
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return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DeleteFileA (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH DeleteFileA( LPCSTR path )
|
|
{
|
|
WCHAR *pathW;
|
|
|
|
if (!(pathW = file_name_AtoW( path, FALSE ))) return FALSE;
|
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return DeleteFileW( pathW );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DeleteFileW (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH DeleteFileW( LPCWSTR path )
|
|
{
|
|
UNICODE_STRING nameW;
|
|
OBJECT_ATTRIBUTES attr;
|
|
NTSTATUS status;
|
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HANDLE hFile;
|
|
IO_STATUS_BLOCK io;
|
|
|
|
TRACE( "%s\n", debugstr_w(path) );
|
|
|
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if (!RtlDosPathNameToNtPathName_U( path, &nameW, NULL, NULL ))
|
|
{
|
|
SetLastError( ERROR_PATH_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
|
|
attr.Length = sizeof(attr);
|
|
attr.RootDirectory = 0;
|
|
attr.Attributes = OBJ_CASE_INSENSITIVE;
|
|
attr.ObjectName = &nameW;
|
|
attr.SecurityDescriptor = NULL;
|
|
attr.SecurityQualityOfService = NULL;
|
|
|
|
status = NtCreateFile(&hFile, SYNCHRONIZE | DELETE, &attr, &io, NULL, 0,
|
|
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
|
|
FILE_OPEN, FILE_DELETE_ON_CLOSE | FILE_NON_DIRECTORY_FILE, NULL, 0);
|
|
if (status == STATUS_SUCCESS) status = NtClose(hFile);
|
|
|
|
RtlFreeUnicodeString( &nameW );
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* GetCompressedFileSizeA (kernelbase.@)
|
|
*/
|
|
DWORD WINAPI DECLSPEC_HOTPATCH GetCompressedFileSizeA( LPCSTR name, LPDWORD size_high )
|
|
{
|
|
WCHAR *nameW;
|
|
|
|
if (!(nameW = file_name_AtoW( name, FALSE ))) return INVALID_FILE_SIZE;
|
|
return GetCompressedFileSizeW( nameW, size_high );
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* GetCompressedFileSizeW (kernelbase.@)
|
|
*/
|
|
DWORD WINAPI DECLSPEC_HOTPATCH GetCompressedFileSizeW( LPCWSTR name, LPDWORD size_high )
|
|
{
|
|
UNICODE_STRING nt_name;
|
|
OBJECT_ATTRIBUTES attr;
|
|
IO_STATUS_BLOCK io;
|
|
NTSTATUS status;
|
|
HANDLE handle;
|
|
DWORD ret;
|
|
|
|
TRACE("%s %p\n", debugstr_w(name), size_high);
|
|
|
|
if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
|
|
{
|
|
SetLastError( ERROR_PATH_NOT_FOUND );
|
|
return INVALID_FILE_SIZE;
|
|
}
|
|
|
|
attr.Length = sizeof(attr);
|
|
attr.RootDirectory = 0;
|
|
attr.Attributes = OBJ_CASE_INSENSITIVE;
|
|
attr.ObjectName = &nt_name;
|
|
attr.SecurityDescriptor = NULL;
|
|
attr.SecurityQualityOfService = NULL;
|
|
|
|
status = NtOpenFile( &handle, SYNCHRONIZE, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
|
|
RtlFreeUnicodeString( &nt_name );
|
|
if (!set_ntstatus( status )) return INVALID_FILE_SIZE;
|
|
|
|
/* we don't support compressed files, simply return the file size */
|
|
ret = GetFileSize( handle, size_high );
|
|
NtClose( handle );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* GetFileAttributesA (kernelbase.@)
|
|
*/
|
|
DWORD WINAPI DECLSPEC_HOTPATCH GetFileAttributesA( LPCSTR name )
|
|
{
|
|
WCHAR *nameW;
|
|
|
|
if (!(nameW = file_name_AtoW( name, FALSE ))) return INVALID_FILE_ATTRIBUTES;
|
|
return GetFileAttributesW( nameW );
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* GetFileAttributesW (kernelbase.@)
|
|
*/
|
|
DWORD WINAPI DECLSPEC_HOTPATCH GetFileAttributesW( LPCWSTR name )
|
|
{
|
|
FILE_BASIC_INFORMATION info;
|
|
UNICODE_STRING nt_name;
|
|
OBJECT_ATTRIBUTES attr;
|
|
NTSTATUS status;
|
|
|
|
TRACE( "%s\n", debugstr_w(name) );
|
|
|
|
if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
|
|
{
|
|
SetLastError( ERROR_PATH_NOT_FOUND );
|
|
return INVALID_FILE_ATTRIBUTES;
|
|
}
|
|
|
|
attr.Length = sizeof(attr);
|
|
attr.RootDirectory = 0;
|
|
attr.Attributes = OBJ_CASE_INSENSITIVE;
|
|
attr.ObjectName = &nt_name;
|
|
attr.SecurityDescriptor = NULL;
|
|
attr.SecurityQualityOfService = NULL;
|
|
|
|
status = NtQueryAttributesFile( &attr, &info );
|
|
RtlFreeUnicodeString( &nt_name );
|
|
|
|
if (status == STATUS_SUCCESS) return info.FileAttributes;
|
|
|
|
/* NtQueryAttributesFile fails on devices, but GetFileAttributesW succeeds */
|
|
if (RtlIsDosDeviceName_U( name )) return FILE_ATTRIBUTE_ARCHIVE;
|
|
|
|
SetLastError( RtlNtStatusToDosError(status) );
|
|
return INVALID_FILE_ATTRIBUTES;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* GetFileAttributesExA (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetFileAttributesExA( LPCSTR name, GET_FILEEX_INFO_LEVELS level, void *ptr )
|
|
{
|
|
WCHAR *nameW;
|
|
|
|
if (!(nameW = file_name_AtoW( name, FALSE ))) return FALSE;
|
|
return GetFileAttributesExW( nameW, level, ptr );
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* GetFileAttributesExW (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetFileAttributesExW( LPCWSTR name, GET_FILEEX_INFO_LEVELS level, void *ptr )
|
|
{
|
|
FILE_NETWORK_OPEN_INFORMATION info;
|
|
WIN32_FILE_ATTRIBUTE_DATA *data = ptr;
|
|
UNICODE_STRING nt_name;
|
|
OBJECT_ATTRIBUTES attr;
|
|
NTSTATUS status;
|
|
|
|
TRACE("%s %d %p\n", debugstr_w(name), level, ptr);
|
|
|
|
if (level != GetFileExInfoStandard)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
|
|
if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
|
|
{
|
|
SetLastError( ERROR_PATH_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
|
|
attr.Length = sizeof(attr);
|
|
attr.RootDirectory = 0;
|
|
attr.Attributes = OBJ_CASE_INSENSITIVE;
|
|
attr.ObjectName = &nt_name;
|
|
attr.SecurityDescriptor = NULL;
|
|
attr.SecurityQualityOfService = NULL;
|
|
|
|
status = NtQueryFullAttributesFile( &attr, &info );
|
|
RtlFreeUnicodeString( &nt_name );
|
|
if (!set_ntstatus( status )) return FALSE;
|
|
|
|
data->dwFileAttributes = info.FileAttributes;
|
|
data->ftCreationTime.dwLowDateTime = info.CreationTime.u.LowPart;
|
|
data->ftCreationTime.dwHighDateTime = info.CreationTime.u.HighPart;
|
|
data->ftLastAccessTime.dwLowDateTime = info.LastAccessTime.u.LowPart;
|
|
data->ftLastAccessTime.dwHighDateTime = info.LastAccessTime.u.HighPart;
|
|
data->ftLastWriteTime.dwLowDateTime = info.LastWriteTime.u.LowPart;
|
|
data->ftLastWriteTime.dwHighDateTime = info.LastWriteTime.u.HighPart;
|
|
data->nFileSizeLow = info.EndOfFile.u.LowPart;
|
|
data->nFileSizeHigh = info.EndOfFile.u.HighPart;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetSystemDirectoryA (kernelbase.@)
|
|
*/
|
|
UINT WINAPI DECLSPEC_HOTPATCH GetSystemDirectoryA( LPSTR path, UINT count )
|
|
{
|
|
return copy_filename_WtoA( system_dir, path, count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetSystemDirectoryW (kernelbase.@)
|
|
*/
|
|
UINT WINAPI DECLSPEC_HOTPATCH GetSystemDirectoryW( LPWSTR path, UINT count )
|
|
{
|
|
UINT len = lstrlenW( system_dir ) + 1;
|
|
if (path && count >= len)
|
|
{
|
|
lstrcpyW( path, system_dir );
|
|
len--;
|
|
}
|
|
return len;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetSystemWindowsDirectoryA (kernelbase.@)
|
|
*/
|
|
UINT WINAPI DECLSPEC_HOTPATCH GetSystemWindowsDirectoryA( LPSTR path, UINT count )
|
|
{
|
|
return GetWindowsDirectoryA( path, count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetSystemWindowsDirectoryW (kernelbase.@)
|
|
*/
|
|
UINT WINAPI DECLSPEC_HOTPATCH GetSystemWindowsDirectoryW( LPWSTR path, UINT count )
|
|
{
|
|
return GetWindowsDirectoryW( path, count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetWindowsDirectoryA (kernelbase.@)
|
|
*/
|
|
UINT WINAPI DECLSPEC_HOTPATCH GetWindowsDirectoryA( LPSTR path, UINT count )
|
|
{
|
|
return copy_filename_WtoA( windows_dir, path, count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetWindowsDirectoryW (kernelbase.@)
|
|
*/
|
|
UINT WINAPI DECLSPEC_HOTPATCH GetWindowsDirectoryW( LPWSTR path, UINT count )
|
|
{
|
|
UINT len = lstrlenW( windows_dir ) + 1;
|
|
if (path && count >= len)
|
|
{
|
|
lstrcpyW( path, windows_dir );
|
|
len--;
|
|
}
|
|
return len;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* SetFileApisToANSI (kernelbase.@)
|
|
*/
|
|
void WINAPI DECLSPEC_HOTPATCH SetFileApisToANSI(void)
|
|
{
|
|
oem_file_apis = FALSE;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* SetFileApisToOEM (kernelbase.@)
|
|
*/
|
|
void WINAPI DECLSPEC_HOTPATCH SetFileApisToOEM(void)
|
|
{
|
|
oem_file_apis = TRUE;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* SetFileAttributesA (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH SetFileAttributesA( LPCSTR name, DWORD attributes )
|
|
{
|
|
WCHAR *nameW;
|
|
|
|
if (!(nameW = file_name_AtoW( name, FALSE ))) return FALSE;
|
|
return SetFileAttributesW( nameW, attributes );
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* SetFileAttributesW (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH SetFileAttributesW( LPCWSTR name, DWORD attributes )
|
|
{
|
|
UNICODE_STRING nt_name;
|
|
OBJECT_ATTRIBUTES attr;
|
|
IO_STATUS_BLOCK io;
|
|
NTSTATUS status;
|
|
HANDLE handle;
|
|
|
|
TRACE( "%s %x\n", debugstr_w(name), attributes );
|
|
|
|
if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
|
|
{
|
|
SetLastError( ERROR_PATH_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
|
|
attr.Length = sizeof(attr);
|
|
attr.RootDirectory = 0;
|
|
attr.Attributes = OBJ_CASE_INSENSITIVE;
|
|
attr.ObjectName = &nt_name;
|
|
attr.SecurityDescriptor = NULL;
|
|
attr.SecurityQualityOfService = NULL;
|
|
|
|
status = NtOpenFile( &handle, SYNCHRONIZE, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
|
|
RtlFreeUnicodeString( &nt_name );
|
|
|
|
if (status == STATUS_SUCCESS)
|
|
{
|
|
FILE_BASIC_INFORMATION info;
|
|
|
|
memset( &info, 0, sizeof(info) );
|
|
info.FileAttributes = attributes | FILE_ATTRIBUTE_NORMAL; /* make sure it's not zero */
|
|
status = NtSetInformationFile( handle, &io, &info, sizeof(info), FileBasicInformation );
|
|
NtClose( handle );
|
|
}
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* Wow64DisableWow64FsRedirection (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH Wow64DisableWow64FsRedirection( PVOID *old_value )
|
|
{
|
|
return set_ntstatus( RtlWow64EnableFsRedirectionEx( TRUE, (ULONG *)old_value ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* Wow64RevertWow64FsRedirection (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH Wow64RevertWow64FsRedirection( PVOID old_value )
|
|
{
|
|
return set_ntstatus( RtlWow64EnableFsRedirection( !old_value ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* Operations on file handles
|
|
***********************************************************************/
|
|
|
|
|
|
/***********************************************************************
|
|
* CancelIo (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH CancelIo( HANDLE handle )
|
|
{
|
|
IO_STATUS_BLOCK io;
|
|
|
|
NtCancelIoFile( handle, &io );
|
|
return set_ntstatus( io.u.Status );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CancelIoEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH CancelIoEx( HANDLE handle, LPOVERLAPPED overlapped )
|
|
{
|
|
IO_STATUS_BLOCK io;
|
|
|
|
NtCancelIoFileEx( handle, (PIO_STATUS_BLOCK)overlapped, &io );
|
|
return set_ntstatus( io.u.Status );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CancelSynchronousIo (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH CancelSynchronousIo( HANDLE thread )
|
|
{
|
|
FIXME( "(%p): stub\n", thread );
|
|
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* FlushFileBuffers (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH FlushFileBuffers( HANDLE file )
|
|
{
|
|
IO_STATUS_BLOCK iosb;
|
|
|
|
/* this will fail (as expected) for an output handle */
|
|
if (is_console_handle( file )) return FlushConsoleInputBuffer( file );
|
|
|
|
return set_ntstatus( NtFlushBuffersFile( file, &iosb ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetFileInformationByHandle (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetFileInformationByHandle( HANDLE file, BY_HANDLE_FILE_INFORMATION *info )
|
|
{
|
|
FILE_ALL_INFORMATION all_info;
|
|
IO_STATUS_BLOCK io;
|
|
NTSTATUS status;
|
|
|
|
status = NtQueryInformationFile( file, &io, &all_info, sizeof(all_info), FileAllInformation );
|
|
if (status == STATUS_BUFFER_OVERFLOW) status = STATUS_SUCCESS;
|
|
if (!set_ntstatus( status )) return FALSE;
|
|
|
|
info->dwFileAttributes = all_info.BasicInformation.FileAttributes;
|
|
info->ftCreationTime.dwHighDateTime = all_info.BasicInformation.CreationTime.u.HighPart;
|
|
info->ftCreationTime.dwLowDateTime = all_info.BasicInformation.CreationTime.u.LowPart;
|
|
info->ftLastAccessTime.dwHighDateTime = all_info.BasicInformation.LastAccessTime.u.HighPart;
|
|
info->ftLastAccessTime.dwLowDateTime = all_info.BasicInformation.LastAccessTime.u.LowPart;
|
|
info->ftLastWriteTime.dwHighDateTime = all_info.BasicInformation.LastWriteTime.u.HighPart;
|
|
info->ftLastWriteTime.dwLowDateTime = all_info.BasicInformation.LastWriteTime.u.LowPart;
|
|
info->dwVolumeSerialNumber = 0; /* FIXME */
|
|
info->nFileSizeHigh = all_info.StandardInformation.EndOfFile.u.HighPart;
|
|
info->nFileSizeLow = all_info.StandardInformation.EndOfFile.u.LowPart;
|
|
info->nNumberOfLinks = all_info.StandardInformation.NumberOfLinks;
|
|
info->nFileIndexHigh = all_info.InternalInformation.IndexNumber.u.HighPart;
|
|
info->nFileIndexLow = all_info.InternalInformation.IndexNumber.u.LowPart;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetFileInformationByHandleEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetFileInformationByHandleEx( HANDLE handle, FILE_INFO_BY_HANDLE_CLASS class,
|
|
LPVOID info, DWORD size )
|
|
{
|
|
NTSTATUS status;
|
|
IO_STATUS_BLOCK io;
|
|
|
|
switch (class)
|
|
{
|
|
case FileStreamInfo:
|
|
case FileCompressionInfo:
|
|
case FileAttributeTagInfo:
|
|
case FileRemoteProtocolInfo:
|
|
case FileFullDirectoryInfo:
|
|
case FileFullDirectoryRestartInfo:
|
|
case FileStorageInfo:
|
|
case FileAlignmentInfo:
|
|
case FileIdExtdDirectoryInfo:
|
|
case FileIdExtdDirectoryRestartInfo:
|
|
FIXME( "%p, %u, %p, %u\n", handle, class, info, size );
|
|
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
|
|
return FALSE;
|
|
|
|
case FileBasicInfo:
|
|
status = NtQueryInformationFile( handle, &io, info, size, FileBasicInformation );
|
|
break;
|
|
|
|
case FileStandardInfo:
|
|
status = NtQueryInformationFile( handle, &io, info, size, FileStandardInformation );
|
|
break;
|
|
|
|
case FileNameInfo:
|
|
status = NtQueryInformationFile( handle, &io, info, size, FileNameInformation );
|
|
break;
|
|
|
|
case FileIdInfo:
|
|
status = NtQueryInformationFile( handle, &io, info, size, FileIdInformation );
|
|
break;
|
|
|
|
case FileIdBothDirectoryRestartInfo:
|
|
case FileIdBothDirectoryInfo:
|
|
status = NtQueryDirectoryFile( handle, NULL, NULL, NULL, &io, info, size,
|
|
FileIdBothDirectoryInformation, FALSE, NULL,
|
|
(class == FileIdBothDirectoryRestartInfo) );
|
|
break;
|
|
|
|
case FileRenameInfo:
|
|
case FileDispositionInfo:
|
|
case FileAllocationInfo:
|
|
case FileIoPriorityHintInfo:
|
|
case FileEndOfFileInfo:
|
|
default:
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetFileSize (kernelbase.@)
|
|
*/
|
|
DWORD WINAPI DECLSPEC_HOTPATCH GetFileSize( HANDLE file, LPDWORD size_high )
|
|
{
|
|
LARGE_INTEGER size;
|
|
|
|
if (!GetFileSizeEx( file, &size )) return INVALID_FILE_SIZE;
|
|
if (size_high) *size_high = size.u.HighPart;
|
|
if (size.u.LowPart == INVALID_FILE_SIZE) SetLastError( 0 );
|
|
return size.u.LowPart;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetFileSizeEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetFileSizeEx( HANDLE file, PLARGE_INTEGER size )
|
|
{
|
|
FILE_STANDARD_INFORMATION info;
|
|
IO_STATUS_BLOCK io;
|
|
|
|
if (is_console_handle( file ))
|
|
{
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
return FALSE;
|
|
}
|
|
|
|
if (!set_ntstatus( NtQueryInformationFile( file, &io, &info, sizeof(info), FileStandardInformation )))
|
|
return FALSE;
|
|
|
|
*size = info.EndOfFile;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetFileTime (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetFileTime( HANDLE file, FILETIME *creation,
|
|
FILETIME *access, FILETIME *write )
|
|
{
|
|
FILE_BASIC_INFORMATION info;
|
|
IO_STATUS_BLOCK io;
|
|
|
|
if (!set_ntstatus( NtQueryInformationFile( file, &io, &info, sizeof(info), FileBasicInformation )))
|
|
return FALSE;
|
|
|
|
if (creation)
|
|
{
|
|
creation->dwHighDateTime = info.CreationTime.u.HighPart;
|
|
creation->dwLowDateTime = info.CreationTime.u.LowPart;
|
|
}
|
|
if (access)
|
|
{
|
|
access->dwHighDateTime = info.LastAccessTime.u.HighPart;
|
|
access->dwLowDateTime = info.LastAccessTime.u.LowPart;
|
|
}
|
|
if (write)
|
|
{
|
|
write->dwHighDateTime = info.LastWriteTime.u.HighPart;
|
|
write->dwLowDateTime = info.LastWriteTime.u.LowPart;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetFileType (kernelbase.@)
|
|
*/
|
|
DWORD WINAPI DECLSPEC_HOTPATCH GetFileType( HANDLE file )
|
|
{
|
|
FILE_FS_DEVICE_INFORMATION info;
|
|
IO_STATUS_BLOCK io;
|
|
|
|
if (file == (HANDLE)STD_INPUT_HANDLE ||
|
|
file == (HANDLE)STD_OUTPUT_HANDLE ||
|
|
file == (HANDLE)STD_ERROR_HANDLE)
|
|
file = GetStdHandle( (DWORD_PTR)file );
|
|
|
|
if (is_console_handle( file )) return FILE_TYPE_CHAR;
|
|
|
|
if (!set_ntstatus( NtQueryVolumeInformationFile( file, &io, &info, sizeof(info),
|
|
FileFsDeviceInformation )))
|
|
return FILE_TYPE_UNKNOWN;
|
|
|
|
switch (info.DeviceType)
|
|
{
|
|
case FILE_DEVICE_NULL:
|
|
case FILE_DEVICE_SERIAL_PORT:
|
|
case FILE_DEVICE_PARALLEL_PORT:
|
|
case FILE_DEVICE_TAPE:
|
|
case FILE_DEVICE_UNKNOWN:
|
|
return FILE_TYPE_CHAR;
|
|
case FILE_DEVICE_NAMED_PIPE:
|
|
return FILE_TYPE_PIPE;
|
|
default:
|
|
return FILE_TYPE_DISK;
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetOverlappedResult (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH GetOverlappedResult( HANDLE file, LPOVERLAPPED overlapped,
|
|
LPDWORD result, BOOL wait )
|
|
{
|
|
NTSTATUS status;
|
|
|
|
TRACE( "(%p %p %p %x)\n", file, overlapped, result, wait );
|
|
|
|
status = overlapped->Internal;
|
|
if (status == STATUS_PENDING)
|
|
{
|
|
if (!wait)
|
|
{
|
|
SetLastError( ERROR_IO_INCOMPLETE );
|
|
return FALSE;
|
|
}
|
|
if (WaitForSingleObject( overlapped->hEvent ? overlapped->hEvent : file, INFINITE ) == WAIT_FAILED)
|
|
return FALSE;
|
|
|
|
status = overlapped->Internal;
|
|
if (status == STATUS_PENDING) status = STATUS_SUCCESS;
|
|
}
|
|
|
|
*result = overlapped->InternalHigh;
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* LockFile (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH LockFile( HANDLE file, DWORD offset_low, DWORD offset_high,
|
|
DWORD count_low, DWORD count_high )
|
|
{
|
|
LARGE_INTEGER count, offset;
|
|
|
|
TRACE( "%p %x%08x %x%08x\n", file, offset_high, offset_low, count_high, count_low );
|
|
|
|
count.u.LowPart = count_low;
|
|
count.u.HighPart = count_high;
|
|
offset.u.LowPart = offset_low;
|
|
offset.u.HighPart = offset_high;
|
|
return set_ntstatus( NtLockFile( file, 0, NULL, NULL, NULL, &offset, &count, NULL, TRUE, TRUE ));
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* LockFileEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH LockFileEx( HANDLE file, DWORD flags, DWORD reserved,
|
|
DWORD count_low, DWORD count_high, LPOVERLAPPED overlapped )
|
|
{
|
|
LARGE_INTEGER count, offset;
|
|
LPVOID cvalue = NULL;
|
|
|
|
if (reserved)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
|
|
TRACE( "%p %x%08x %x%08x flags %x\n",
|
|
file, overlapped->u.s.OffsetHigh, overlapped->u.s.Offset, count_high, count_low, flags );
|
|
|
|
count.u.LowPart = count_low;
|
|
count.u.HighPart = count_high;
|
|
offset.u.LowPart = overlapped->u.s.Offset;
|
|
offset.u.HighPart = overlapped->u.s.OffsetHigh;
|
|
|
|
if (((ULONG_PTR)overlapped->hEvent & 1) == 0) cvalue = overlapped;
|
|
|
|
return set_ntstatus( NtLockFile( file, overlapped->hEvent, NULL, cvalue,
|
|
NULL, &offset, &count, NULL,
|
|
flags & LOCKFILE_FAIL_IMMEDIATELY,
|
|
flags & LOCKFILE_EXCLUSIVE_LOCK ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* OpenFileById (kernelbase.@)
|
|
*/
|
|
HANDLE WINAPI DECLSPEC_HOTPATCH OpenFileById( HANDLE handle, LPFILE_ID_DESCRIPTOR id, DWORD access,
|
|
DWORD share, LPSECURITY_ATTRIBUTES sec_attr, DWORD flags )
|
|
{
|
|
UINT options;
|
|
HANDLE result;
|
|
OBJECT_ATTRIBUTES attr;
|
|
IO_STATUS_BLOCK io;
|
|
UNICODE_STRING objectName;
|
|
|
|
if (!id)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return INVALID_HANDLE_VALUE;
|
|
}
|
|
|
|
options = FILE_OPEN_BY_FILE_ID;
|
|
if (flags & FILE_FLAG_BACKUP_SEMANTICS)
|
|
options |= FILE_OPEN_FOR_BACKUP_INTENT;
|
|
else
|
|
options |= FILE_NON_DIRECTORY_FILE;
|
|
if (flags & FILE_FLAG_NO_BUFFERING) options |= FILE_NO_INTERMEDIATE_BUFFERING;
|
|
if (!(flags & FILE_FLAG_OVERLAPPED)) options |= FILE_SYNCHRONOUS_IO_NONALERT;
|
|
if (flags & FILE_FLAG_RANDOM_ACCESS) options |= FILE_RANDOM_ACCESS;
|
|
flags &= FILE_ATTRIBUTE_VALID_FLAGS;
|
|
|
|
objectName.Length = sizeof(ULONGLONG);
|
|
objectName.Buffer = (WCHAR *)&id->u.FileId;
|
|
attr.Length = sizeof(attr);
|
|
attr.RootDirectory = handle;
|
|
attr.Attributes = 0;
|
|
attr.ObjectName = &objectName;
|
|
attr.SecurityDescriptor = sec_attr ? sec_attr->lpSecurityDescriptor : NULL;
|
|
attr.SecurityQualityOfService = NULL;
|
|
if (sec_attr && sec_attr->bInheritHandle) attr.Attributes |= OBJ_INHERIT;
|
|
|
|
if (!set_ntstatus( NtCreateFile( &result, access | SYNCHRONIZE, &attr, &io, NULL, flags,
|
|
share, OPEN_EXISTING, options, NULL, 0 )))
|
|
return INVALID_HANDLE_VALUE;
|
|
return result;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ReOpenFile (kernelbase.@)
|
|
*/
|
|
HANDLE WINAPI DECLSPEC_HOTPATCH ReOpenFile( HANDLE handle, DWORD access, DWORD sharing, DWORD flags )
|
|
{
|
|
FIXME( "(%p, %d, %d, %d): stub\n", handle, access, sharing, flags );
|
|
return INVALID_HANDLE_VALUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ReadFile (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH ReadFile( HANDLE file, LPVOID buffer, DWORD count,
|
|
LPDWORD result, LPOVERLAPPED overlapped )
|
|
{
|
|
LARGE_INTEGER offset;
|
|
PLARGE_INTEGER poffset = NULL;
|
|
IO_STATUS_BLOCK iosb;
|
|
PIO_STATUS_BLOCK io_status = &iosb;
|
|
HANDLE event = 0;
|
|
NTSTATUS status;
|
|
LPVOID cvalue = NULL;
|
|
|
|
TRACE( "%p %p %d %p %p\n", file, buffer, count, result, overlapped );
|
|
|
|
if (result) *result = 0;
|
|
|
|
if (is_console_handle( file ))
|
|
{
|
|
DWORD conread, mode;
|
|
|
|
if (!ReadConsoleA( file, buffer, count, &conread, NULL) || !GetConsoleMode( file, &mode ))
|
|
return FALSE;
|
|
/* ctrl-Z (26) means end of file on window (if at beginning of buffer)
|
|
* but Unix uses ctrl-D (4), and ctrl-Z is a bad idea on Unix :-/
|
|
* So map both ctrl-D ctrl-Z to EOF.
|
|
*/
|
|
if ((mode & ENABLE_PROCESSED_INPUT) && conread > 0 &&
|
|
(((char *)buffer)[0] == 26 || ((char *)buffer)[0] == 4))
|
|
{
|
|
conread = 0;
|
|
}
|
|
if (result) *result = conread;
|
|
return TRUE;
|
|
}
|
|
|
|
if (overlapped)
|
|
{
|
|
offset.u.LowPart = overlapped->u.s.Offset;
|
|
offset.u.HighPart = overlapped->u.s.OffsetHigh;
|
|
poffset = &offset;
|
|
event = overlapped->hEvent;
|
|
io_status = (PIO_STATUS_BLOCK)overlapped;
|
|
if (((ULONG_PTR)event & 1) == 0) cvalue = overlapped;
|
|
}
|
|
else io_status->Information = 0;
|
|
io_status->u.Status = STATUS_PENDING;
|
|
|
|
status = NtReadFile( file, event, NULL, cvalue, io_status, buffer, count, poffset, NULL);
|
|
|
|
if (status == STATUS_PENDING && !overlapped)
|
|
{
|
|
WaitForSingleObject( file, INFINITE );
|
|
status = io_status->u.Status;
|
|
}
|
|
|
|
if (result) *result = overlapped && status ? 0 : io_status->Information;
|
|
|
|
if (status == STATUS_END_OF_FILE)
|
|
{
|
|
if (overlapped != NULL)
|
|
{
|
|
SetLastError( RtlNtStatusToDosError(status) );
|
|
return FALSE;
|
|
}
|
|
}
|
|
else if (status && status != STATUS_TIMEOUT)
|
|
{
|
|
SetLastError( RtlNtStatusToDosError(status) );
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ReadFileEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH ReadFileEx( HANDLE file, LPVOID buffer, DWORD count, LPOVERLAPPED overlapped,
|
|
LPOVERLAPPED_COMPLETION_ROUTINE completion )
|
|
{
|
|
PIO_STATUS_BLOCK io;
|
|
LARGE_INTEGER offset;
|
|
NTSTATUS status;
|
|
|
|
TRACE( "(file=%p, buffer=%p, bytes=%u, ovl=%p, ovl_fn=%p)\n",
|
|
file, buffer, count, overlapped, completion );
|
|
|
|
if (!overlapped)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
offset.u.LowPart = overlapped->u.s.Offset;
|
|
offset.u.HighPart = overlapped->u.s.OffsetHigh;
|
|
io = (PIO_STATUS_BLOCK)overlapped;
|
|
io->u.Status = STATUS_PENDING;
|
|
io->Information = 0;
|
|
|
|
status = NtReadFile( file, NULL, read_write_apc, completion, io, buffer, count, &offset, NULL);
|
|
if (status == STATUS_PENDING) return TRUE;
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ReadFileScatter (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH ReadFileScatter( HANDLE file, FILE_SEGMENT_ELEMENT *segments, DWORD count,
|
|
LPDWORD reserved, LPOVERLAPPED overlapped )
|
|
{
|
|
PIO_STATUS_BLOCK io;
|
|
LARGE_INTEGER offset;
|
|
void *cvalue = NULL;
|
|
|
|
TRACE( "(%p %p %u %p)\n", file, segments, count, overlapped );
|
|
|
|
offset.u.LowPart = overlapped->u.s.Offset;
|
|
offset.u.HighPart = overlapped->u.s.OffsetHigh;
|
|
if (!((ULONG_PTR)overlapped->hEvent & 1)) cvalue = overlapped;
|
|
io = (PIO_STATUS_BLOCK)overlapped;
|
|
io->u.Status = STATUS_PENDING;
|
|
io->Information = 0;
|
|
|
|
return set_ntstatus( NtReadFileScatter( file, overlapped->hEvent, NULL, cvalue, io,
|
|
segments, count, &offset, NULL ));
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* SetEndOfFile (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH SetEndOfFile( HANDLE file )
|
|
{
|
|
FILE_POSITION_INFORMATION pos;
|
|
FILE_END_OF_FILE_INFORMATION eof;
|
|
IO_STATUS_BLOCK io;
|
|
NTSTATUS status;
|
|
|
|
if (!(status = NtQueryInformationFile( file, &io, &pos, sizeof(pos), FilePositionInformation )))
|
|
{
|
|
eof.EndOfFile = pos.CurrentByteOffset;
|
|
status = NtSetInformationFile( file, &io, &eof, sizeof(eof), FileEndOfFileInformation );
|
|
}
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetFileInformationByHandle (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH SetFileInformationByHandle( HANDLE file, FILE_INFO_BY_HANDLE_CLASS class,
|
|
void *info, DWORD size )
|
|
{
|
|
NTSTATUS status;
|
|
IO_STATUS_BLOCK io;
|
|
|
|
TRACE( "%p %u %p %u\n", file, class, info, size );
|
|
|
|
switch (class)
|
|
{
|
|
case FileNameInfo:
|
|
case FileRenameInfo:
|
|
case FileAllocationInfo:
|
|
case FileEndOfFileInfo:
|
|
case FileStreamInfo:
|
|
case FileIdBothDirectoryInfo:
|
|
case FileIdBothDirectoryRestartInfo:
|
|
case FileFullDirectoryInfo:
|
|
case FileFullDirectoryRestartInfo:
|
|
case FileStorageInfo:
|
|
case FileAlignmentInfo:
|
|
case FileIdInfo:
|
|
case FileIdExtdDirectoryInfo:
|
|
case FileIdExtdDirectoryRestartInfo:
|
|
FIXME( "%p, %u, %p, %u\n", file, class, info, size );
|
|
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
|
|
return FALSE;
|
|
|
|
case FileBasicInfo:
|
|
status = NtSetInformationFile( file, &io, info, size, FileBasicInformation );
|
|
break;
|
|
case FileDispositionInfo:
|
|
status = NtSetInformationFile( file, &io, info, size, FileDispositionInformation );
|
|
break;
|
|
case FileIoPriorityHintInfo:
|
|
status = NtSetInformationFile( file, &io, info, size, FileIoPriorityHintInformation );
|
|
break;
|
|
case FileStandardInfo:
|
|
case FileCompressionInfo:
|
|
case FileAttributeTagInfo:
|
|
case FileRemoteProtocolInfo:
|
|
default:
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetFilePointer (kernelbase.@)
|
|
*/
|
|
DWORD WINAPI DECLSPEC_HOTPATCH SetFilePointer( HANDLE file, LONG distance, LONG *highword, DWORD method )
|
|
{
|
|
LARGE_INTEGER dist, newpos;
|
|
|
|
if (highword)
|
|
{
|
|
dist.u.LowPart = distance;
|
|
dist.u.HighPart = *highword;
|
|
}
|
|
else dist.QuadPart = distance;
|
|
|
|
if (!SetFilePointerEx( file, dist, &newpos, method )) return INVALID_SET_FILE_POINTER;
|
|
|
|
if (highword) *highword = newpos.u.HighPart;
|
|
if (newpos.u.LowPart == INVALID_SET_FILE_POINTER) SetLastError( 0 );
|
|
return newpos.u.LowPart;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetFilePointerEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH SetFilePointerEx( HANDLE file, LARGE_INTEGER distance,
|
|
LARGE_INTEGER *newpos, DWORD method )
|
|
{
|
|
LONGLONG pos;
|
|
IO_STATUS_BLOCK io;
|
|
FILE_POSITION_INFORMATION info;
|
|
FILE_END_OF_FILE_INFORMATION eof;
|
|
|
|
switch(method)
|
|
{
|
|
case FILE_BEGIN:
|
|
pos = distance.QuadPart;
|
|
break;
|
|
case FILE_CURRENT:
|
|
if (NtQueryInformationFile( file, &io, &info, sizeof(info), FilePositionInformation ))
|
|
goto error;
|
|
pos = info.CurrentByteOffset.QuadPart + distance.QuadPart;
|
|
break;
|
|
case FILE_END:
|
|
if (NtQueryInformationFile( file, &io, &eof, sizeof(eof), FileEndOfFileInformation ))
|
|
goto error;
|
|
pos = eof.EndOfFile.QuadPart + distance.QuadPart;
|
|
break;
|
|
default:
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
|
|
if (pos < 0)
|
|
{
|
|
SetLastError( ERROR_NEGATIVE_SEEK );
|
|
return FALSE;
|
|
}
|
|
|
|
info.CurrentByteOffset.QuadPart = pos;
|
|
if (!NtSetInformationFile( file, &io, &info, sizeof(info), FilePositionInformation ))
|
|
{
|
|
if (newpos) newpos->QuadPart = pos;
|
|
return TRUE;
|
|
}
|
|
|
|
error:
|
|
return set_ntstatus( io.u.Status );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetFileTime (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH SetFileTime( HANDLE file, const FILETIME *ctime,
|
|
const FILETIME *atime, const FILETIME *mtime )
|
|
{
|
|
FILE_BASIC_INFORMATION info;
|
|
IO_STATUS_BLOCK io;
|
|
|
|
memset( &info, 0, sizeof(info) );
|
|
if (ctime)
|
|
{
|
|
info.CreationTime.u.HighPart = ctime->dwHighDateTime;
|
|
info.CreationTime.u.LowPart = ctime->dwLowDateTime;
|
|
}
|
|
if (atime)
|
|
{
|
|
info.LastAccessTime.u.HighPart = atime->dwHighDateTime;
|
|
info.LastAccessTime.u.LowPart = atime->dwLowDateTime;
|
|
}
|
|
if (mtime)
|
|
{
|
|
info.LastWriteTime.u.HighPart = mtime->dwHighDateTime;
|
|
info.LastWriteTime.u.LowPart = mtime->dwLowDateTime;
|
|
}
|
|
|
|
return set_ntstatus( NtSetInformationFile( file, &io, &info, sizeof(info), FileBasicInformation ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetFileValidData (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH SetFileValidData( HANDLE file, LONGLONG length )
|
|
{
|
|
FILE_VALID_DATA_LENGTH_INFORMATION info;
|
|
IO_STATUS_BLOCK io;
|
|
|
|
info.ValidDataLength.QuadPart = length;
|
|
return set_ntstatus( NtSetInformationFile( file, &io, &info, sizeof(info),
|
|
FileValidDataLengthInformation ));
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* UnlockFile (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH UnlockFile( HANDLE file, DWORD offset_low, DWORD offset_high,
|
|
DWORD count_low, DWORD count_high )
|
|
{
|
|
LARGE_INTEGER count, offset;
|
|
|
|
count.u.LowPart = count_low;
|
|
count.u.HighPart = count_high;
|
|
offset.u.LowPart = offset_low;
|
|
offset.u.HighPart = offset_high;
|
|
return set_ntstatus( NtUnlockFile( file, NULL, &offset, &count, NULL ));
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* UnlockFileEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH UnlockFileEx( HANDLE file, DWORD reserved,
|
|
DWORD count_low, DWORD count_high, LPOVERLAPPED overlapped )
|
|
{
|
|
if (reserved)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
if (overlapped->hEvent) FIXME("Unimplemented overlapped operation\n");
|
|
|
|
return UnlockFile( file, overlapped->u.s.Offset, overlapped->u.s.OffsetHigh, count_low, count_high );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* WriteFile (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH WriteFile( HANDLE file, LPCVOID buffer, DWORD count,
|
|
LPDWORD result, LPOVERLAPPED overlapped )
|
|
{
|
|
HANDLE event = NULL;
|
|
LARGE_INTEGER offset;
|
|
PLARGE_INTEGER poffset = NULL;
|
|
NTSTATUS status;
|
|
IO_STATUS_BLOCK iosb;
|
|
PIO_STATUS_BLOCK piosb = &iosb;
|
|
LPVOID cvalue = NULL;
|
|
|
|
TRACE( "%p %p %d %p %p\n", file, buffer, count, result, overlapped );
|
|
|
|
if (is_console_handle( file )) return WriteConsoleA( file, buffer, count, result, NULL);
|
|
|
|
if (overlapped)
|
|
{
|
|
offset.u.LowPart = overlapped->u.s.Offset;
|
|
offset.u.HighPart = overlapped->u.s.OffsetHigh;
|
|
poffset = &offset;
|
|
event = overlapped->hEvent;
|
|
piosb = (PIO_STATUS_BLOCK)overlapped;
|
|
if (((ULONG_PTR)event & 1) == 0) cvalue = overlapped;
|
|
}
|
|
else piosb->Information = 0;
|
|
piosb->u.Status = STATUS_PENDING;
|
|
|
|
status = NtWriteFile( file, event, NULL, cvalue, piosb, buffer, count, poffset, NULL );
|
|
|
|
if (status == STATUS_PENDING && !overlapped)
|
|
{
|
|
WaitForSingleObject( file, INFINITE );
|
|
status = piosb->u.Status;
|
|
}
|
|
|
|
if (result) *result = overlapped && status ? 0 : piosb->Information;
|
|
|
|
if (status && status != STATUS_TIMEOUT)
|
|
{
|
|
SetLastError( RtlNtStatusToDosError(status) );
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* WriteFileEx (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH WriteFileEx( HANDLE file, LPCVOID buffer,
|
|
DWORD count, LPOVERLAPPED overlapped,
|
|
LPOVERLAPPED_COMPLETION_ROUTINE completion )
|
|
{
|
|
LARGE_INTEGER offset;
|
|
NTSTATUS status;
|
|
PIO_STATUS_BLOCK io;
|
|
|
|
TRACE( "%p %p %d %p %p\n", file, buffer, count, overlapped, completion );
|
|
|
|
if (!overlapped)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
offset.u.LowPart = overlapped->u.s.Offset;
|
|
offset.u.HighPart = overlapped->u.s.OffsetHigh;
|
|
|
|
io = (PIO_STATUS_BLOCK)overlapped;
|
|
io->u.Status = STATUS_PENDING;
|
|
io->Information = 0;
|
|
|
|
status = NtWriteFile( file, NULL, read_write_apc, completion, io, buffer, count, &offset, NULL );
|
|
if (status == STATUS_PENDING) return TRUE;
|
|
return set_ntstatus( status );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* WriteFileGather (kernelbase.@)
|
|
*/
|
|
BOOL WINAPI DECLSPEC_HOTPATCH WriteFileGather( HANDLE file, FILE_SEGMENT_ELEMENT *segments, DWORD count,
|
|
LPDWORD reserved, LPOVERLAPPED overlapped )
|
|
{
|
|
PIO_STATUS_BLOCK io;
|
|
LARGE_INTEGER offset;
|
|
void *cvalue = NULL;
|
|
|
|
TRACE( "%p %p %u %p\n", file, segments, count, overlapped );
|
|
|
|
offset.u.LowPart = overlapped->u.s.Offset;
|
|
offset.u.HighPart = overlapped->u.s.OffsetHigh;
|
|
if (!((ULONG_PTR)overlapped->hEvent & 1)) cvalue = overlapped;
|
|
io = (PIO_STATUS_BLOCK)overlapped;
|
|
io->u.Status = STATUS_PENDING;
|
|
io->Information = 0;
|
|
|
|
return set_ntstatus( NtWriteFileGather( file, overlapped->hEvent, NULL, cvalue,
|
|
io, segments, count, &offset, NULL ));
|
|
}
|