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authorkh1 <karsten.heimrich@nokia.com>2012-03-15 14:53:47 +0100
committerKarsten Heimrich <karsten.heimrich@nokia.com>2012-03-19 16:14:04 +0100
commitbe3b47d0d504a3409ce66bd77bb8c0acff87c4f5 (patch)
tree09dfb02d484a4f395991972b828da71400fb761a /src/libs/7zip/unix/CPP/7zip/Common/FileStreams.cpp
parent9fd62353cf7f973d78cd2093328ac15b5c4980b6 (diff)
Reorganize the tree, have better ifw.pri. Shadow build support.
Change-Id: I01fb12537f863ed0744979973c7e4153889cc5cb Reviewed-by: Tim Jenssen <tim.jenssen@nokia.com>
Diffstat (limited to 'src/libs/7zip/unix/CPP/7zip/Common/FileStreams.cpp')
-rw-r--r--src/libs/7zip/unix/CPP/7zip/Common/FileStreams.cpp273
1 files changed, 273 insertions, 0 deletions
diff --git a/src/libs/7zip/unix/CPP/7zip/Common/FileStreams.cpp b/src/libs/7zip/unix/CPP/7zip/Common/FileStreams.cpp
new file mode 100644
index 000000000..76ab5ee29
--- /dev/null
+++ b/src/libs/7zip/unix/CPP/7zip/Common/FileStreams.cpp
@@ -0,0 +1,273 @@
+// 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 HRESULT_FROM_WIN32(lastError);
+ #else
+ return result ? S_OK: E_FAIL;
+ #endif
+}
+
+bool CInFileStream::Open(LPCTSTR fileName)
+{
+#ifdef ENV_UNIX
+ return File.Open(fileName,_ignoreSymbolicLink);
+#else
+ return File.Open(fileName);
+#endif
+}
+
+#ifdef USE_WIN_FILE
+#ifndef _UNICODE
+bool CInFileStream::Open(LPCWSTR fileName)
+{
+#ifdef ENV_UNIX
+ return File.Open(fileName,_ignoreSymbolicLink);
+#else
+ return File.Open(fileName);
+#endif
+}
+#endif
+#endif
+
+bool CInFileStream::OpenShared(LPCTSTR fileName, bool shareForWrite)
+{
+#ifdef ENV_UNIX
+ return File.Open(fileName,_ignoreSymbolicLink);
+#else
+ return File.OpenShared(fileName, shareForWrite);
+#endif
+}
+
+#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(UInt64 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