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author | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-03-25 17:53:14 +0100 |
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committer | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-03-25 17:53:14 +0100 |
commit | f2902217b38cf2e16e851ae84d61247f8e828180 (patch) | |
tree | 0156a6db6aa8b4d87bf041ece5cf5229c59fe9de /other-licenses/7zstub/src/Windows/FileIO.cpp | |
parent | 917a2c450f08ab4c934c9938319f10a1114272b4 (diff) | |
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Update the 7z installer stub source to 18.05.
Tag #1022
Diffstat (limited to 'other-licenses/7zstub/src/Windows/FileIO.cpp')
-rw-r--r-- | other-licenses/7zstub/src/Windows/FileIO.cpp | 245 |
1 files changed, 0 insertions, 245 deletions
diff --git a/other-licenses/7zstub/src/Windows/FileIO.cpp b/other-licenses/7zstub/src/Windows/FileIO.cpp deleted file mode 100644 index 20b5fc159..000000000 --- a/other-licenses/7zstub/src/Windows/FileIO.cpp +++ /dev/null @@ -1,245 +0,0 @@ -// Windows/FileIO.cpp
-
-#include "StdAfx.h"
-
-#include "FileIO.h"
-#include "Defs.h"
-#ifndef _UNICODE
-#include "../Common/StringConvert.h"
-#endif
-
-#ifndef _UNICODE
-extern bool g_IsNT;
-#endif
-
-namespace NWindows {
-namespace NFile {
-namespace NIO {
-
-CFileBase::~CFileBase() { Close(); }
-
-bool CFileBase::Create(LPCTSTR fileName, DWORD desiredAccess,
- DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes)
-{
- Close();
- _handle = ::CreateFile(fileName, desiredAccess, shareMode,
- (LPSECURITY_ATTRIBUTES)NULL, creationDisposition,
- flagsAndAttributes, (HANDLE) NULL);
- return (_fileIsOpen = (_handle != INVALID_HANDLE_VALUE));
-}
-
-#ifndef _UNICODE
-bool CFileBase::Create(LPCWSTR fileName, DWORD desiredAccess,
- DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes)
-{
- if (g_IsNT)
- {
- Close();
- _handle = ::CreateFileW(fileName, desiredAccess, shareMode,
- (LPSECURITY_ATTRIBUTES)NULL, creationDisposition,
- flagsAndAttributes, (HANDLE) NULL);
- return (_fileIsOpen = (_handle != INVALID_HANDLE_VALUE));
- }
- return Create(UnicodeStringToMultiByte(fileName, ::AreFileApisANSI() ? CP_ACP : CP_OEMCP),
- desiredAccess, shareMode, creationDisposition, flagsAndAttributes);
-}
-#endif
-
-bool CFileBase::Close()
-{
- if(!_fileIsOpen)
- return true;
- bool result = BOOLToBool(::CloseHandle(_handle));
- _fileIsOpen = !result;
- return result;
-}
-
-bool CFileBase::GetPosition(UInt64 &position) const
-{
- return Seek(0, FILE_CURRENT, position);
-}
-
-bool CFileBase::GetLength(UInt64 &length) const
-{
- DWORD sizeHigh;
- DWORD sizeLow = ::GetFileSize(_handle, &sizeHigh);
- if(sizeLow == 0xFFFFFFFF)
- if(::GetLastError() != NO_ERROR)
- return false;
- length = (((UInt64)sizeHigh) << 32) + sizeLow;
- return true;
-}
-
-bool CFileBase::Seek(Int64 distanceToMove, DWORD moveMethod, UInt64 &newPosition) const
-{
- LARGE_INTEGER value;
- value.QuadPart = distanceToMove;
- value.LowPart = ::SetFilePointer(_handle, value.LowPart, &value.HighPart, moveMethod);
- if (value.LowPart == 0xFFFFFFFF)
- if(::GetLastError() != NO_ERROR)
- return false;
- newPosition = value.QuadPart;
- return true;
-}
-
-bool CFileBase::Seek(UInt64 position, UInt64 &newPosition)
-{
- return Seek(position, FILE_BEGIN, newPosition);
-}
-
-bool CFileBase::SeekToBegin()
-{
- UInt64 newPosition;
- return Seek(0, newPosition);
-}
-
-bool CFileBase::SeekToEnd(UInt64 &newPosition)
-{
- return Seek(0, FILE_END, newPosition);
-}
-
-bool CFileBase::GetFileInformation(CByHandleFileInfo &fileInfo) const
-{
- BY_HANDLE_FILE_INFORMATION winFileInfo;
- if(!::GetFileInformationByHandle(_handle, &winFileInfo))
- return false;
- fileInfo.Attributes = winFileInfo.dwFileAttributes;
- fileInfo.CreationTime = winFileInfo.ftCreationTime;
- fileInfo.LastAccessTime = winFileInfo.ftLastAccessTime;
- fileInfo.LastWriteTime = winFileInfo.ftLastWriteTime;
- fileInfo.VolumeSerialNumber = winFileInfo.dwFileAttributes;
- fileInfo.Size = (((UInt64)winFileInfo.nFileSizeHigh) << 32) + winFileInfo.nFileSizeLow;
- fileInfo.NumberOfLinks = winFileInfo.nNumberOfLinks;
- fileInfo.FileIndex = (((UInt64)winFileInfo.nFileIndexHigh) << 32) + winFileInfo.nFileIndexLow;
- return true;
-}
-
-/////////////////////////
-// CInFile
-
-bool CInFile::Open(LPCTSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes)
- { return Create(fileName, GENERIC_READ, shareMode, creationDisposition, flagsAndAttributes); }
-
-bool CInFile::Open(LPCTSTR fileName)
- { return Open(fileName, FILE_SHARE_READ, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL); }
-
-#ifndef _UNICODE
-bool CInFile::Open(LPCWSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes)
- { return Create(fileName, GENERIC_READ, shareMode, creationDisposition, flagsAndAttributes); }
-
-bool CInFile::Open(LPCWSTR fileName)
- { return Open(fileName, FILE_SHARE_READ, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL); }
-#endif
-
-// ReadFile and WriteFile functions in Windows have BUG:
-// If you Read or Write 64MB or more (probably min_failure_size = 64MB - 32KB + 1)
-// from/to Network file, it returns ERROR_NO_SYSTEM_RESOURCES
-// (Insufficient system resources exist to complete the requested service).
-
-static UInt32 kChunkSizeMax = (1 << 24);
-
-bool CInFile::ReadPart(void *data, UInt32 size, UInt32 &processedSize)
-{
- if (size > kChunkSizeMax)
- size = kChunkSizeMax;
- DWORD processedLoc = 0;
- bool res = BOOLToBool(::ReadFile(_handle, data, size, &processedLoc, NULL));
- processedSize = (UInt32)processedLoc;
- return res;
-}
-
-bool CInFile::Read(void *data, UInt32 size, UInt32 &processedSize)
-{
- processedSize = 0;
- do
- {
- UInt32 processedLoc = 0;
- bool res = ReadPart(data, size, processedLoc);
- processedSize += processedLoc;
- if (!res)
- return false;
- if (processedLoc == 0)
- return true;
- data = (void *)((unsigned char *)data + processedLoc);
- size -= processedLoc;
- }
- while (size > 0);
- return true;
-}
-
-/////////////////////////
-// COutFile
-
-bool COutFile::Open(LPCTSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes)
- { return CFileBase::Create(fileName, GENERIC_WRITE, shareMode, creationDisposition, flagsAndAttributes); }
-
-static inline DWORD GetCreationDisposition(bool createAlways)
- { return createAlways? CREATE_ALWAYS: CREATE_NEW; }
-
-bool COutFile::Open(LPCTSTR fileName, DWORD creationDisposition)
- { return Open(fileName, FILE_SHARE_READ, creationDisposition, FILE_ATTRIBUTE_NORMAL); }
-
-bool COutFile::Create(LPCTSTR fileName, bool createAlways)
- { return Open(fileName, GetCreationDisposition(createAlways)); }
-
-#ifndef _UNICODE
-
-bool COutFile::Open(LPCWSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes)
- { return CFileBase::Create(fileName, GENERIC_WRITE, shareMode, creationDisposition, flagsAndAttributes); }
-
-bool COutFile::Open(LPCWSTR fileName, DWORD creationDisposition)
- { return Open(fileName, FILE_SHARE_READ, creationDisposition, FILE_ATTRIBUTE_NORMAL); }
-
-bool COutFile::Create(LPCWSTR fileName, bool createAlways)
- { return Open(fileName, GetCreationDisposition(createAlways)); }
-
-#endif
-
-bool COutFile::SetTime(const FILETIME *creationTime, const FILETIME *lastAccessTime, const FILETIME *lastWriteTime)
- { return BOOLToBool(::SetFileTime(_handle, creationTime, lastAccessTime, lastWriteTime)); }
-
-bool COutFile::SetLastWriteTime(const FILETIME *lastWriteTime)
- { return SetTime(NULL, NULL, lastWriteTime); }
-
-bool COutFile::WritePart(const void *data, UInt32 size, UInt32 &processedSize)
-{
- if (size > kChunkSizeMax)
- size = kChunkSizeMax;
- DWORD processedLoc = 0;
- bool res = BOOLToBool(::WriteFile(_handle, data, size, &processedLoc, NULL));
- processedSize = (UInt32)processedLoc;
- return res;
-}
-
-bool COutFile::Write(const void *data, UInt32 size, UInt32 &processedSize)
-{
- processedSize = 0;
- do
- {
- UInt32 processedLoc = 0;
- bool res = WritePart(data, size, processedLoc);
- processedSize += processedLoc;
- if (!res)
- return false;
- if (processedLoc == 0)
- return true;
- data = (const void *)((const unsigned char *)data + processedLoc);
- size -= processedLoc;
- }
- while (size > 0);
- return true;
-}
-
-bool COutFile::SetEndOfFile() { return BOOLToBool(::SetEndOfFile(_handle)); }
-
-bool COutFile::SetLength(UInt64 length)
-{
- UInt64 newPosition;
- if(!Seek(length, newPosition))
- return false;
- if(newPosition != length)
- return false;
- return SetEndOfFile();
-}
-
-}}}
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