diff options
Diffstat (limited to 'sal/systools/win32/uwinapi/CopyFileExA.cpp')
| -rw-r--r-- | sal/systools/win32/uwinapi/CopyFileExA.cpp | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/sal/systools/win32/uwinapi/CopyFileExA.cpp b/sal/systools/win32/uwinapi/CopyFileExA.cpp new file mode 100644 index 000000000000..9369a6deee60 --- /dev/null +++ b/sal/systools/win32/uwinapi/CopyFileExA.cpp @@ -0,0 +1,167 @@ +/************************************************************************* + * + * 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; +}
\ No newline at end of file |