misc/libphysfs/lzma/CPP/7zip/Common/FileStreams.cpp
changeset 13881 99b265e0d1d0
parent 13880 5f819b90d479
child 13882 b172a5d40eee
--- 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