--- a/misc/libphysfs/lzma/CPP/7zip/Common/FileStreams.cpp Thu Oct 11 23:43:31 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,261 +0,0 @@
-// FileStreams.cpp
-
-#include "StdAfx.h"
-
-#ifndef _WIN32
-#include <fcntl.h>
-#include <unistd.h>
-#include <errno.h>
-#endif
-
-#include "FileStreams.h"
-
-static inline HRESULT ConvertBoolToHRESULT(bool result)
-{
- #ifdef _WIN32
- if (result)
- return S_OK;
- DWORD lastError = ::GetLastError();
- if (lastError == 0)
- return E_FAIL;
- return lastError;
- #else
- return result ? S_OK: E_FAIL;
- #endif
-}
-
-bool CInFileStream::Open(LPCTSTR fileName)
-{
- return File.Open(fileName);
-}
-
-#ifdef USE_WIN_FILE
-#ifndef _UNICODE
-bool CInFileStream::Open(LPCWSTR fileName)
-{
- return File.Open(fileName);
-}
-#endif
-#endif
-
-bool CInFileStream::OpenShared(LPCTSTR fileName, bool shareForWrite)
-{
- return File.OpenShared(fileName, shareForWrite);
-}
-
-#ifdef USE_WIN_FILE
-#ifndef _UNICODE
-bool CInFileStream::OpenShared(LPCWSTR fileName, bool shareForWrite)
-{
- return File.OpenShared(fileName, shareForWrite);
-}
-#endif
-#endif
-
-STDMETHODIMP CInFileStream::Read(void *data, UInt32 size, UInt32 *processedSize)
-{
- #ifdef USE_WIN_FILE
-
- UInt32 realProcessedSize;
- bool result = File.ReadPart(data, size, realProcessedSize);
- if(processedSize != NULL)
- *processedSize = realProcessedSize;
- return ConvertBoolToHRESULT(result);
-
- #else
-
- if(processedSize != NULL)
- *processedSize = 0;
- ssize_t res = File.Read(data, (size_t)size);
- if (res == -1)
- return E_FAIL;
- if(processedSize != NULL)
- *processedSize = (UInt32)res;
- return S_OK;
-
- #endif
-}
-
-#ifndef _WIN32_WCE
-STDMETHODIMP CStdInFileStream::Read(void *data, UInt32 size, UInt32 *processedSize)
-{
- #ifdef _WIN32
- UInt32 realProcessedSize;
- BOOL res = ::ReadFile(GetStdHandle(STD_INPUT_HANDLE),
- data, size, (DWORD *)&realProcessedSize, NULL);
- if(processedSize != NULL)
- *processedSize = realProcessedSize;
- if (res == FALSE && GetLastError() == ERROR_BROKEN_PIPE)
- return S_OK;
- return ConvertBoolToHRESULT(res != FALSE);
-
- #else
-
- if(processedSize != NULL)
- *processedSize = 0;
- ssize_t res;
- do
- {
- res = read(0, data, (size_t)size);
- }
- while (res < 0 && (errno == EINTR));
- if (res == -1)
- return E_FAIL;
- if(processedSize != NULL)
- *processedSize = (UInt32)res;
- return S_OK;
-
- #endif
-}
-
-#endif
-
-STDMETHODIMP CInFileStream::Seek(Int64 offset, UInt32 seekOrigin,
- UInt64 *newPosition)
-{
- if(seekOrigin >= 3)
- return STG_E_INVALIDFUNCTION;
-
- #ifdef USE_WIN_FILE
-
- UInt64 realNewPosition;
- bool result = File.Seek(offset, seekOrigin, realNewPosition);
- if(newPosition != NULL)
- *newPosition = realNewPosition;
- return ConvertBoolToHRESULT(result);
-
- #else
-
- off_t res = File.Seek(offset, seekOrigin);
- if (res == -1)
- return E_FAIL;
- if(newPosition != NULL)
- *newPosition = (UInt64)res;
- return S_OK;
-
- #endif
-}
-
-STDMETHODIMP CInFileStream::GetSize(UInt64 *size)
-{
- return ConvertBoolToHRESULT(File.GetLength(*size));
-}
-
-
-//////////////////////////
-// COutFileStream
-
-HRESULT COutFileStream::Close()
-{
- return ConvertBoolToHRESULT(File.Close());
-}
-
-STDMETHODIMP COutFileStream::Write(const void *data, UInt32 size, UInt32 *processedSize)
-{
- #ifdef USE_WIN_FILE
-
- UInt32 realProcessedSize;
- bool result = File.WritePart(data, size, realProcessedSize);
- ProcessedSize += realProcessedSize;
- if(processedSize != NULL)
- *processedSize = realProcessedSize;
- return ConvertBoolToHRESULT(result);
-
- #else
-
- if(processedSize != NULL)
- *processedSize = 0;
- ssize_t res = File.Write(data, (size_t)size);
- if (res == -1)
- return E_FAIL;
- if(processedSize != NULL)
- *processedSize = (UInt32)res;
- ProcessedSize += res;
- return S_OK;
-
- #endif
-}
-
-STDMETHODIMP COutFileStream::Seek(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition)
-{
- if(seekOrigin >= 3)
- return STG_E_INVALIDFUNCTION;
- #ifdef USE_WIN_FILE
-
- UInt64 realNewPosition;
- bool result = File.Seek(offset, seekOrigin, realNewPosition);
- if(newPosition != NULL)
- *newPosition = realNewPosition;
- return ConvertBoolToHRESULT(result);
-
- #else
-
- off_t res = File.Seek(offset, seekOrigin);
- if (res == -1)
- return E_FAIL;
- if(newPosition != NULL)
- *newPosition = (UInt64)res;
- return S_OK;
-
- #endif
-}
-
-STDMETHODIMP COutFileStream::SetSize(Int64 newSize)
-{
- #ifdef USE_WIN_FILE
- UInt64 currentPos;
- if(!File.Seek(0, FILE_CURRENT, currentPos))
- return E_FAIL;
- bool result = File.SetLength(newSize);
- UInt64 currentPos2;
- result = result && File.Seek(currentPos, currentPos2);
- return result ? S_OK : E_FAIL;
- #else
- return E_FAIL;
- #endif
-}
-
-#ifndef _WIN32_WCE
-STDMETHODIMP CStdOutFileStream::Write(const void *data, UInt32 size, UInt32 *processedSize)
-{
- if(processedSize != NULL)
- *processedSize = 0;
-
- #ifdef _WIN32
- UInt32 realProcessedSize;
- BOOL res = TRUE;
- if (size > 0)
- {
- // Seems that Windows doesn't like big amounts writing to stdout.
- // So we limit portions by 32KB.
- UInt32 sizeTemp = (1 << 15);
- if (sizeTemp > size)
- sizeTemp = size;
- res = ::WriteFile(GetStdHandle(STD_OUTPUT_HANDLE),
- data, sizeTemp, (DWORD *)&realProcessedSize, NULL);
- size -= realProcessedSize;
- data = (const void *)((const Byte *)data + realProcessedSize);
- if(processedSize != NULL)
- *processedSize += realProcessedSize;
- }
- return ConvertBoolToHRESULT(res != FALSE);
-
- #else
-
- ssize_t res;
- do
- {
- res = write(1, data, (size_t)size);
- }
- while (res < 0 && (errno == EINTR));
- if (res == -1)
- return E_FAIL;
- if(processedSize != NULL)
- *processedSize = (UInt32)res;
- return S_OK;
-
- return S_OK;
- #endif
-}
-
-#endif