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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#if defined(_MSC_VER) && (_MSC_VER >= 1400)
#pragma warning(disable:4740)
#endif
#define _WIN32_WINNT 0x0400
#include "macros.h"
#define BUFSIZE 16384
static DWORD CALLBACK DefCopyProgressRoutine(
LARGE_INTEGER TotalFileSize, // total file size, in bytes
LARGE_INTEGER TotalBytesTransferred,
// total number of bytes transferred
LARGE_INTEGER StreamSize, // total number of bytes for this stream
LARGE_INTEGER StreamBytesTransferred,
// total number of bytes transferred for
// this stream
DWORD dwStreamNumber, // the current stream
DWORD dwCallbackReason, // reason for callback
HANDLE hSourceFile, // handle to the source file
HANDLE hDestinationFile, // handle to the destination file
LPVOID lpData // passed by CopyFileEx
)
{
return PROGRESS_CONTINUE;
}
IMPLEMENT_THUNK( kernel32, WINDOWS, BOOL, WINAPI, CopyFileExA, ( LPCSTR lpExistingFileNameA, LPCSTR lpNewFileNameA, LPPROGRESS_ROUTINE lpProgressRoutine, LPVOID lpData, LPBOOL pbCancel, DWORD dwCopyFlags ) )
{
BOOL fSuccess = FALSE; // Assume failure
HANDLE hSourceFile = CreateFileA(
lpExistingFileNameA,
GENERIC_READ,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
0,
NULL
);
if ( IsValidHandle(hSourceFile) )
{
LARGE_INTEGER FileSize, BytesTransferred;
HANDLE hTargetFile = NULL;
SetLastError( ERROR_SUCCESS );
FileSize.LowPart = GetFileSize( hSourceFile, (LPDWORD)&FileSize.HighPart );
BytesTransferred.QuadPart = 0;
if ( (DWORD)-1 != FileSize.LowPart || ERROR_SUCCESS == GetLastError() )
hTargetFile = CreateFileA(
lpNewFileNameA,
GENERIC_WRITE,
0,
NULL,
(DWORD) ((dwCopyFlags & COPY_FILE_FAIL_IF_EXISTS) ? CREATE_NEW : CREATE_ALWAYS),
0,
NULL
);
if ( IsValidHandle(hTargetFile) )
{
DWORD dwProgressResult = PROGRESS_CONTINUE;
fSuccess = SetEndOfFile( hTargetFile );
if ( fSuccess )
{
if ( !lpProgressRoutine )
lpProgressRoutine = DefCopyProgressRoutine;
dwProgressResult = lpProgressRoutine(
FileSize,
BytesTransferred,
FileSize,
BytesTransferred,
1,
CALLBACK_STREAM_SWITCH,
hSourceFile,
hTargetFile,
lpData
);
// Suppress further notifications
if ( PROGRESS_QUIET == dwProgressResult )
{
lpProgressRoutine = DefCopyProgressRoutine;
dwProgressResult = PROGRESS_CONTINUE;
}
}
while ( fSuccess && PROGRESS_CONTINUE == dwProgressResult )
{
BYTE buffer[BUFSIZE];
DWORD dwBytesRead, dwBytesWritten = 0;
fSuccess = ReadFile( hSourceFile, buffer, BUFSIZE, &dwBytesRead, NULL );
if ( !dwBytesRead ) break;
if ( fSuccess )
fSuccess = WriteFile( hTargetFile, buffer, dwBytesRead, &dwBytesWritten, NULL );
if ( fSuccess )
{
BytesTransferred.QuadPart += (LONGLONG)dwBytesWritten;
if ( pbCancel && *pbCancel )
dwProgressResult = PROGRESS_CANCEL;
else
dwProgressResult = lpProgressRoutine(
FileSize,
BytesTransferred,
FileSize,
BytesTransferred,
1,
CALLBACK_CHUNK_FINISHED,
hSourceFile,
hTargetFile,
lpData
);
}
}
CloseHandle( hTargetFile );
if ( PROGRESS_CANCEL == dwProgressResult )
DeleteFileA( lpNewFileNameA );
}
CloseHandle( hSourceFile );
}
return fSuccess;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
