5.3

4 files changed, 694 insertions, 0 deletions

diff --git a/zen/IFileOperation/FileOperation_Vista.vcxproj b/zen/IFileOperation/FileOperation_Vista.vcxproj
new file mode 100644
index 00000000..a387dcb5
--- /dev/null
+++ b/zen/IFileOperation/FileOperation_Vista.vcxproj
@@ -0,0 +1,244 @@
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+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectName>Vista IFileOperation</ProjectName>
+    <ProjectGuid>{70394AEF-5897-4911-AFA1-82EAF0581EFA}</ProjectGuid>
+    <RootNamespace>ShadowDll</RootNamespace>
+    <Keyword>Win32Proj</Keyword>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <CharacterSet>Unicode</CharacterSet>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <PlatformToolset>Windows7.1SDK</PlatformToolset>
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+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <CharacterSet>Unicode</CharacterSet>
+    <PlatformToolset>Windows7.1SDK</PlatformToolset>
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+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <CharacterSet>Unicode</CharacterSet>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <PlatformToolset>Windows7.1SDK</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <CharacterSet>Unicode</CharacterSet>
+    <PlatformToolset>Windows7.1SDK</PlatformToolset>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup>
+    <_ProjectFileVersion>10.0.30319.1</_ProjectFileVersion>
+    <OutDir Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">OBJ\</OutDir>
+    <IntDir Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">OBJ\$(ProjectName)_$(Configuration)_$(Platform)\</IntDir>
+    <LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">false</LinkIncremental>
+    <OutDir Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">OBJ\</OutDir>
+    <IntDir Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">OBJ\$(ProjectName)_$(Configuration)_$(Platform)\</IntDir>
+    <LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</LinkIncremental>
+    <OutDir Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">.\</OutDir>
+    <IntDir Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">OBJ\$(ProjectName)_$(Configuration)_$(Platform)\</IntDir>
+    <LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">false</LinkIncremental>
+    <OutDir Condition="'$(Configuration)|$(Platform)'=='Release|x64'">.\</OutDir>
+    <IntDir Condition="'$(Configuration)|$(Platform)'=='Release|x64'">OBJ\$(ProjectName)_$(Configuration)_$(Platform)\</IntDir>
+    <LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</LinkIncremental>
+    <TargetName Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">FileOperation_$(Platform)</TargetName>
+    <TargetName Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">FileOperation_$(Platform)</TargetName>
+    <TargetName Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">FileOperation_$(Platform)</TargetName>
+    <TargetName Condition="'$(Configuration)|$(Platform)'=='Release|x64'">FileOperation_$(Platform)</TargetName>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <BuildLog>
+      <Path>$(IntDir)Build.html</Path>
+    </BuildLog>
+    <ClCompile>
+      <Optimization>Disabled</Optimization>
+      <PreprocessorDefinitions>_DEBUG;_WINDOWS;_USRDLL;FILE_OP_DLL_EXPORTS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <MinimalRebuild>true</MinimalRebuild>
+      <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
+      <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
+      <PrecompiledHeader>
+      </PrecompiledHeader>
+      <WarningLevel>Level4</WarningLevel>
+      <SuppressStartupBanner>true</SuppressStartupBanner>
+      <DebugInformationFormat>EditAndContinue</DebugInformationFormat>
+      <DisableSpecificWarnings>4100;4996</DisableSpecificWarnings>
+      <AdditionalIncludeDirectories>../..;C:\Program Files\C++\boost</AdditionalIncludeDirectories>
+    </ClCompile>
+    <Link>
+      <OutputFile>$(OutDir)$(TargetName)$(TargetExt)</OutputFile>
+      <SuppressStartupBanner>true</SuppressStartupBanner>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <ProgramDatabaseFile>$(IntDir)$(TargetName).pdb</ProgramDatabaseFile>
+      <SubSystem>Windows</SubSystem>
+      <ProfileGuidedDatabase>
+      </ProfileGuidedDatabase>
+      <ImportLibrary>$(IntDir)$(TargetName).lib</ImportLibrary>
+      <TargetMachine>MachineX86</TargetMachine>
+      <AdditionalLibraryDirectories>C:\Program Files\C++\Boost\stage\lib</AdditionalLibraryDirectories>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <BuildLog>
+      <Path>$(IntDir)Build.html</Path>
+    </BuildLog>
+    <Midl>
+      <TargetEnvironment>X64</TargetEnvironment>
+    </Midl>
+    <ClCompile>
+      <Optimization>Disabled</Optimization>
+      <PreprocessorDefinitions>_DEBUG;_WINDOWS;_USRDLL;FILE_OP_DLL_EXPORTS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <MinimalRebuild>true</MinimalRebuild>
+      <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
+      <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
+      <PrecompiledHeader>
+      </PrecompiledHeader>
+      <WarningLevel>Level4</WarningLevel>
+      <SuppressStartupBanner>true</SuppressStartupBanner>
+      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
+      <DisableSpecificWarnings>4100;4996</DisableSpecificWarnings>
+      <AdditionalIncludeDirectories>../..;C:\Program Files\C++\boost</AdditionalIncludeDirectories>
+    </ClCompile>
+    <Link>
+      <OutputFile>$(OutDir)$(TargetName)$(TargetExt)</OutputFile>
+      <SuppressStartupBanner>true</SuppressStartupBanner>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <ProgramDatabaseFile>$(IntDir)$(TargetName).pdb</ProgramDatabaseFile>
+      <SubSystem>Windows</SubSystem>
+      <ProfileGuidedDatabase>
+      </ProfileGuidedDatabase>
+      <ImportLibrary>$(IntDir)$(TargetName).lib</ImportLibrary>
+      <TargetMachine>MachineX64</TargetMachine>
+      <AdditionalLibraryDirectories>C:\Program Files\C++\Boost\stage64\lib</AdditionalLibraryDirectories>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <BuildLog>
+      <Path>$(IntDir)Build.html</Path>
+    </BuildLog>
+    <ClCompile>
+      <Optimization>MaxSpeed</Optimization>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <PreprocessorDefinitions>NDEBUG;_WINDOWS;_USRDLL;FILE_OP_DLL_EXPORTS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <PrecompiledHeader>
+      </PrecompiledHeader>
+      <WarningLevel>Level4</WarningLevel>
+      <SuppressStartupBanner>true</SuppressStartupBanner>
+      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <DisableSpecificWarnings>4100;4996</DisableSpecificWarnings>
+      <AdditionalIncludeDirectories>../..;C:\Program Files\C++\boost</AdditionalIncludeDirectories>
+    </ClCompile>
+    <Link>
+      <OutputFile>$(OutDir)$(TargetName)$(TargetExt)</OutputFile>
+      <SuppressStartupBanner>true</SuppressStartupBanner>
+      <GenerateDebugInformation>false</GenerateDebugInformation>
+      <SubSystem>Windows</SubSystem>
+      <OptimizeReferences>true</OptimizeReferences>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+      <ProfileGuidedDatabase>
+      </ProfileGuidedDatabase>
+      <ImportLibrary>$(IntDir)$(TargetName).lib</ImportLibrary>
+      <TargetMachine>MachineX86</TargetMachine>
+      <AdditionalLibraryDirectories>C:\Program Files\C++\Boost\stage\lib</AdditionalLibraryDirectories>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <BuildLog>
+      <Path>$(IntDir)Build.html</Path>
+    </BuildLog>
+    <Midl>
+      <TargetEnvironment>X64</TargetEnvironment>
+    </Midl>
+    <ClCompile>
+      <Optimization>MaxSpeed</Optimization>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <PreprocessorDefinitions>NDEBUG;_WINDOWS;_USRDLL;FILE_OP_DLL_EXPORTS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <PrecompiledHeader>
+      </PrecompiledHeader>
+      <WarningLevel>Level4</WarningLevel>
+      <SuppressStartupBanner>true</SuppressStartupBanner>
+      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <DisableSpecificWarnings>4100;4996</DisableSpecificWarnings>
+      <AdditionalIncludeDirectories>../..;C:\Program Files\C++\boost</AdditionalIncludeDirectories>
+    </ClCompile>
+    <Link>
+      <OutputFile>$(OutDir)$(TargetName)$(TargetExt)</OutputFile>
+      <SuppressStartupBanner>true</SuppressStartupBanner>
+      <GenerateDebugInformation>false</GenerateDebugInformation>
+      <SubSystem>Windows</SubSystem>
+      <OptimizeReferences>true</OptimizeReferences>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+      <ProfileGuidedDatabase>
+      </ProfileGuidedDatabase>
+      <ImportLibrary>$(IntDir)$(TargetName).lib</ImportLibrary>
+      <TargetMachine>MachineX64</TargetMachine>
+      <AdditionalLibraryDirectories>C:\Program Files\C++\Boost\stage64\lib</AdditionalLibraryDirectories>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClCompile Include="dll_main.cpp">
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+      </PrecompiledHeader>
+      <CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">false</CompileAsManaged>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+      </PrecompiledHeader>
+      <CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</CompileAsManaged>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+      </PrecompiledHeader>
+      <CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">false</CompileAsManaged>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+      </PrecompiledHeader>
+      <CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</CompileAsManaged>
+    </ClCompile>
+    <ClCompile Include="file_op.cpp" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="file_op.h" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>
\ No newline at end of file
diff --git a/zen/IFileOperation/dll_main.cpp b/zen/IFileOperation/dll_main.cpp
new file mode 100644
index 00000000..46c65311
--- /dev/null
+++ b/zen/IFileOperation/dll_main.cpp
@@ -0,0 +1,25 @@
+// **************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under *
+// * GNU General Public License: http://www.gnu.org/licenses/gpl.html       *
+// * Copyright (C) ZenJu (zhnmju123 AT gmx DOT de) - All Rights Reserved    *
+// **************************************************************************
+
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+
+//optional: add init/teardown logic here
+BOOL APIENTRY DllMain(HINSTANCE hinstDLL,
+                      DWORD     fdwReason,
+                      LPVOID    lpvReserved)
+{
+    switch (fdwReason)
+    {
+        case DLL_PROCESS_ATTACH:
+        case DLL_PROCESS_DETACH:
+        case DLL_THREAD_ATTACH:
+        case DLL_THREAD_DETACH:
+            break;
+    }
+    return TRUE;
+}
diff --git a/zen/IFileOperation/file_op.cpp b/zen/IFileOperation/file_op.cpp
new file mode 100644
index 00000000..7c75a8e8
--- /dev/null
+++ b/zen/IFileOperation/file_op.cpp
@@ -0,0 +1,349 @@
+// **************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under *
+// * GNU General Public License: http://www.gnu.org/licenses/gpl.html       *
+// * Copyright (C) ZenJu (zhnmju123 AT gmx DOT de) - All Rights Reserved    *
+// **************************************************************************
+
+#include "file_op.h"
+#include <algorithm>
+#include <string>
+#include <vector>
+
+#define WIN32_LEAN_AND_MEAN
+#include <zen/com_ptr.h>
+#include <zen/com_error.h>
+#include <zen/scope_guard.h>
+
+#include <boost/thread/tss.hpp>
+
+#include <RestartManager.h>
+#pragma comment(lib, "Rstrtmgr.lib")
+
+#define STRICT_TYPED_ITEMIDS //better type safety for IDLists
+#include <Shlobj.h>
+#include <shobjidl.h>
+#include <shellapi.h> //shell constants such as FO_* values
+
+using namespace zen;
+
+
+namespace
+{
+void moveToRecycleBin(const wchar_t* fileNames[],    //throw ComError
+                      size_t         fileNo) //size of fileNames array
+{
+    ComPtr<IFileOperation> fileOp;
+    ZEN_CHECK_COM(::CoCreateInstance(CLSID_FileOperation, //throw ComError
+                                     nullptr,
+                                     CLSCTX_ALL,
+                                     IID_PPV_ARGS(fileOp.init())));
+
+    // Set the operation flags.  Turn off  all UI
+    // from being shown to the user during the
+    // operation.  This includes error, confirmation
+    // and progress dialogs.
+    ZEN_CHECK_COM(fileOp->SetOperationFlags(FOF_ALLOWUNDO      | //throw ComError
+                                            FOF_NOCONFIRMATION |
+                                            FOF_SILENT         |
+                                            FOF_NOERRORUI      |
+                                            FOFX_EARLYFAILURE  |
+                                            FOF_NO_CONNECTED_ELEMENTS));
+
+    int operationCount = 0;
+
+    for (size_t i = 0; i < fileNo; ++i)
+    {
+        //create file/folder item object
+        ComPtr<IShellItem> psiFile;
+        HRESULT hr = ::SHCreateItemFromParsingName(fileNames[i],
+                                                   nullptr,
+                                                   IID_PPV_ARGS(psiFile.init()));
+        if (FAILED(hr))
+        {
+            if (hr == HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) || //file not existing anymore
+                hr == HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND))
+                continue;
+            throw ComError(std::wstring(L"Error calling \"SHCreateItemFromParsingName\" for file:\n") + L"\"" + fileNames[i] + L"\".", hr);
+        }
+
+        ZEN_CHECK_COM(fileOp->DeleteItem(psiFile.get(), nullptr));
+
+        ++operationCount;
+    }
+
+    if (operationCount == 0) //calling PerformOperations() without anything to do would result in E_UNEXPECTED
+        return;
+
+    //perform actual operations
+    ZEN_CHECK_COM(fileOp->PerformOperations());
+
+    //check if errors occured: if FOFX_EARLYFAILURE is not used, PerformOperations() can return with success despite errors!
+    BOOL pfAnyOperationsAborted = FALSE;
+    ZEN_CHECK_COM(fileOp->GetAnyOperationsAborted(&pfAnyOperationsAborted));
+
+    if (pfAnyOperationsAborted == TRUE)
+        throw ComError(L"Operation did not complete successfully.");
+}
+
+
+void copyFile(const wchar_t* sourceFile, //throw ComError
+              const wchar_t* targetFile)
+{
+    ComPtr<IFileOperation> fileOp;
+    ZEN_CHECK_COM(::CoCreateInstance(CLSID_FileOperation, //throw ComError
+                                     nullptr,
+                                     CLSCTX_ALL,
+                                     IID_PPV_ARGS(fileOp.init())));
+
+    // Set the operation flags.  Turn off  all UI
+    // from being shown to the user during the
+    // operation.  This includes error, confirmation
+    // and progress dialogs.
+    ZEN_CHECK_COM(fileOp->SetOperationFlags(FOF_NOCONFIRMATION | //throw ComError
+                                            FOF_SILENT         |
+                                            FOFX_EARLYFAILURE  |
+                                            FOF_NOERRORUI));
+    //create source object
+    ComPtr<IShellItem> psiSourceFile;
+    {
+        HRESULT hr = ::SHCreateItemFromParsingName(sourceFile,
+                                                   nullptr,
+                                                   IID_PPV_ARGS(psiSourceFile.init()));
+        if (FAILED(hr))
+            throw ComError(std::wstring(L"Error calling \"SHCreateItemFromParsingName\" for file:\n") + L"\"" + sourceFile + L"\".", hr);
+    }
+
+    const size_t pos = std::wstring(targetFile).find_last_of(L'\\');
+    if (pos == std::wstring::npos)
+        throw ComError(L"Target filename does not contain a path separator.");
+
+    const std::wstring targetFolder(targetFile, pos);
+    const std::wstring targetFileNameShort = targetFile + pos + 1;
+
+    //create target folder object
+    ComPtr<IShellItem> psiTargetFolder;
+    {
+        HRESULT hr = ::SHCreateItemFromParsingName(targetFolder.c_str(),
+                                                   nullptr,
+                                                   IID_PPV_ARGS(psiTargetFolder.init()));
+        if (FAILED(hr))
+            throw ComError(std::wstring(L"Error calling \"SHCreateItemFromParsingName\" for folder:\n") + L"\"" + targetFolder + L"\".", hr);
+    }
+
+    //schedule file copy operation
+    ZEN_CHECK_COM(fileOp->CopyItem(psiSourceFile.get(), psiTargetFolder.get(), targetFileNameShort.c_str(), nullptr));
+
+    //perform actual operations
+    ZEN_CHECK_COM(fileOp->PerformOperations());
+
+    //check if errors occured: if FOFX_EARLYFAILURE is not used, PerformOperations() can return with success despite errors!
+    BOOL pfAnyOperationsAborted = FALSE;
+    ZEN_CHECK_COM(fileOp->GetAnyOperationsAborted(&pfAnyOperationsAborted));
+
+    if (pfAnyOperationsAborted == TRUE)
+        throw ComError(L"Operation did not complete successfully.");
+}
+
+
+void getFolderClsid(const wchar_t* dirname, CLSID& pathCLSID) //throw ComError
+{
+    ComPtr<IShellFolder> desktopFolder;
+    ZEN_CHECK_COM(::SHGetDesktopFolder(desktopFolder.init())); //throw ComError
+
+    PIDLIST_RELATIVE pidlFolder = nullptr;
+    ZEN_CHECK_COM(desktopFolder->ParseDisplayName(nullptr,     // [in]       HWND hwnd,
+                                                  nullptr,     // [in]       IBindCtx *pbc,
+                                                  const_cast<LPWSTR>(dirname), // [in]       LPWSTR pszDisplayName,
+                                                  nullptr,     // [out]      ULONG *pchEaten,
+                                                  &pidlFolder, // [out]      PIDLIST_RELATIVE* ppidl,
+                                                  nullptr));   // [in, out]  ULONG *pdwAttributes
+    ZEN_ON_SCOPE_EXIT(::ILFree(pidlFolder)); //older version: ::CoTaskMemFree
+
+    ComPtr<IPersist> persistFolder;
+    ZEN_CHECK_COM(desktopFolder->BindToObject(pidlFolder, // [in]   PCUIDLIST_RELATIVE pidl,
+                                              nullptr,    // [in]   IBindCtx *pbc,
+                                              IID_PPV_ARGS(persistFolder.init()))); //throw ComError
+
+    ZEN_CHECK_COM(persistFolder->GetClassID(&pathCLSID)); //throw ComError
+}
+
+
+struct Win32Error
+{
+    Win32Error(DWORD errorCode) : errorCode_(errorCode) {}
+    DWORD errorCode_;
+};
+
+std::vector<std::wstring> getLockingProcesses(const wchar_t* filename) //throw Win32Error
+{
+    wchar_t sessionKey[CCH_RM_SESSION_KEY + 1] = {}; //fixes two bugs: http://blogs.msdn.com/b/oldnewthing/archive/2012/02/17/10268840.aspx
+    DWORD sessionHandle = 0;
+    DWORD rv1 = ::RmStartSession(&sessionHandle, //__out       DWORD *pSessionHandle,
+                                 0,              //__reserved  DWORD dwSessionFlags,
+                                 sessionKey);    //__out       WCHAR strSessionKey[ ]
+    if (rv1 != ERROR_SUCCESS)
+        throw Win32Error(rv1);
+    ZEN_ON_SCOPE_EXIT(::RmEndSession(sessionHandle));
+
+    DWORD rv2 = ::RmRegisterResources(sessionHandle, //__in      DWORD dwSessionHandle,
+                                      1,             //__in      UINT nFiles,
+                                      &filename,     //__in_opt  LPCWSTR rgsFilenames[ ],
+                                      0,             //__in      UINT nApplications,
+                                      nullptr,       //__in_opt  RM_UNIQUE_PROCESS rgApplications[ ],
+                                      0,             //__in      UINT nServices,
+                                      nullptr);      //__in_opt  LPCWSTR rgsServiceNames[ ]
+    if (rv2 != ERROR_SUCCESS)
+        throw Win32Error(rv2);
+
+    UINT procInfoSize       = 0;
+    UINT procInfoSizeNeeded = 0;
+    DWORD rebootReasons     = 0;
+    ::RmGetList(sessionHandle, &procInfoSizeNeeded, &procInfoSize, nullptr, &rebootReasons); //get procInfoSizeNeeded
+    //fails with "access denied" for C:\pagefile.sys!
+
+    if (procInfoSizeNeeded == 0)
+        return std::vector<std::wstring>();
+
+    procInfoSize = procInfoSizeNeeded;
+    std::vector<RM_PROCESS_INFO> procInfo(procInfoSize);
+
+    DWORD rv3 = ::RmGetList(sessionHandle,       //__in         DWORD dwSessionHandle,
+                            &procInfoSizeNeeded, //__out        UINT *pnProcInfoNeeded,
+                            &procInfoSize,       //__inout      UINT *pnProcInfo,
+                            &procInfo[0],        //__inout_opt  RM_PROCESS_INFO rgAffectedApps[ ],
+                            &rebootReasons);     //__out        LPDWORD lpdwRebootReasons
+    if (rv3 != ERROR_SUCCESS)
+        throw Win32Error(rv3);
+    procInfo.resize(procInfoSize);
+
+    std::vector<std::wstring> output;
+    for (auto iter = procInfo.begin(); iter != procInfo.end(); ++iter)
+    {
+        std::wstring processName = iter->strAppName;
+
+        //try to get process path
+        HANDLE hProcess = ::OpenProcess(PROCESS_QUERY_LIMITED_INFORMATION, //__in  DWORD dwDesiredAccess,
+                                        false,                             //__in  BOOL bInheritHandle,
+                                        iter->Process.dwProcessId);        //__in  DWORD dwProcessId
+        if (hProcess)
+        {
+            ZEN_ON_SCOPE_EXIT(::CloseHandle(hProcess));
+
+            FILETIME creationTime = {};
+            FILETIME exitTime     = {};
+            FILETIME kernelTime   = {};
+            FILETIME userTime     = {};
+            if (::GetProcessTimes(hProcess,      //__in   HANDLE hProcess,
+                                  &creationTime, //__out  LPFILETIME lpCreationTime,
+                                  &exitTime,     //__out  LPFILETIME lpExitTime,
+                                  &kernelTime,   //__out  LPFILETIME lpKernelTime,
+                                  &userTime))    //__out  LPFILETIME lpUserTime
+                if (::CompareFileTime(&iter->Process.ProcessStartTime, &creationTime) == 0)
+                {
+                    DWORD bufferSize = MAX_PATH;
+                    std::vector<wchar_t> buffer(bufferSize);
+                    if (::QueryFullProcessImageName(hProcess,     //__in     HANDLE hProcess,
+                                                    0,            //__in     DWORD dwFlags,
+                                                    &buffer[0],   //__out    LPTSTR lpExeName,
+                                                    &bufferSize)) //__inout  PDWORD lpdwSize
+                        if (bufferSize < buffer.size())
+                            processName += std::wstring(L" - ") + L"\"" + &buffer[0] + L"\"";
+                }
+        }
+        output.push_back(processName);
+    }
+    return output;
+}
+
+
+boost::thread_specific_ptr<std::wstring> lastErrorMessage; //use "thread_local" in C++11
+}
+
+
+bool fileop::moveToRecycleBin(const wchar_t* fileNames[], size_t fileNo) //size of fileNames array
+{
+    try
+    {
+        ::moveToRecycleBin(fileNames, fileNo); //throw ComError
+        return true;
+    }
+    catch (const ComError& e)
+    {
+        lastErrorMessage.reset(new std::wstring(e.toString()));
+        return false;
+    }
+}
+
+
+bool fileop::copyFile(const wchar_t* sourceFile,
+                      const wchar_t* targetFile)
+{
+    try
+    {
+        ::copyFile(sourceFile, targetFile); //throw ComError
+        return true;
+    }
+    catch (const ComError& e)
+    {
+        lastErrorMessage.reset(new std::wstring(e.toString()));
+        return false;
+    }
+}
+
+
+bool fileop::checkRecycler(const wchar_t* dirname, bool& isRecycler)
+{
+    try
+    {
+        CLSID clsid = {};
+        getFolderClsid(dirname, clsid); //throw ComError
+        isRecycler = ::IsEqualCLSID(clsid, CLSID_RecycleBin) == TRUE; //silence perf warning
+        return true;
+    }
+    catch (const ComError& e)
+    {
+        lastErrorMessage.reset(new std::wstring(e.toString()));
+        return false;
+    }
+}
+
+
+const wchar_t* fileop::getLastError()
+{
+    return !lastErrorMessage.get() ? L"" : lastErrorMessage->c_str();
+}
+
+
+bool fileop::getLockingProcesses(const wchar_t* filename, const wchar_t*& procList)
+{
+    try
+    {
+        std::vector<std::wstring> result = ::getLockingProcesses(filename); //throw Win32Error
+
+        std::wstring buffer;
+        for (auto iter = result.begin(); iter != result.end(); ++iter)
+        {
+            buffer += *iter;
+            buffer += L'\n';
+        }
+        if (!buffer.empty())
+            buffer.resize(buffer.size() - 1); //remove last line break
+
+        auto tmp = new wchar_t [buffer.size() + 1]; //bad_alloc ?
+        ::wmemcpy(tmp, buffer.c_str(), buffer.size() + 1); //include 0-termination
+        procList = tmp; //ownership passed
+
+        return true;
+    }
+    catch (const Win32Error& e)
+    {
+        lastErrorMessage.reset(new std::wstring(formatWin32Msg(e.errorCode_)));
+        return false;
+    }
+}
+
+
+void fileop::freeString(const wchar_t* str)
+{
+    delete [] str;
+}
diff --git a/zen/IFileOperation/file_op.h b/zen/IFileOperation/file_op.h
new file mode 100644
index 00000000..fb157301
--- /dev/null
+++ b/zen/IFileOperation/file_op.h
@@ -0,0 +1,76 @@
+// **************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under *
+// * GNU General Public License: http://www.gnu.org/licenses/gpl.html       *
+// * Copyright (C) ZenJu (zhnmju123 AT gmx DOT de) - All Rights Reserved    *
+// **************************************************************************
+
+#ifndef RECYCLER_DLL_H
+#define RECYCLER_DLL_H
+
+#ifdef FILE_OP_DLL_EXPORTS
+#define FILE_OP_DLL_API extern "C" __declspec(dllexport)
+#else
+#define FILE_OP_DLL_API extern "C" __declspec(dllimport)
+#endif
+
+#include <zen/build_info.h>
+
+
+namespace fileop
+{
+/*--------------
+  |declarations|
+  --------------*/
+
+//COM needs to be initialized before calling any of these functions! CoInitializeEx/CoUninitialize
+//minimum OS: Windows Vista or later
+
+FILE_OP_DLL_API
+bool moveToRecycleBin(const wchar_t* fileNames[],
+                      size_t         fileNo); //size of fileNames array
+
+FILE_OP_DLL_API
+bool copyFile(const wchar_t* sourceFile,
+              const wchar_t* targetFile);
+
+FILE_OP_DLL_API
+bool checkRecycler(const wchar_t* dirname, bool& isRecycler); //returns false on error
+
+FILE_OP_DLL_API
+bool getLockingProcesses(const wchar_t* filename, const wchar_t*& procList); //get list of processes as single string, call freeString(procList) after use!
+
+FILE_OP_DLL_API
+void freeString(const wchar_t* str);
+
+//get last error message if any of the functions above fail
+FILE_OP_DLL_API
+const wchar_t* getLastError(); //no nullptr check required!
+
+/*----------
+  |typedefs|
+  ----------*/
+typedef bool (*FunType_moveToRecycleBin)(const wchar_t* fileNames[], size_t fileNo);
+typedef bool (*FunType_copyFile)(const wchar_t* sourceFile, const wchar_t* targetFile);
+typedef bool (*FunType_checkRecycler)(const wchar_t* dirname, bool& isRecycler);
+typedef bool (*FunType_getLockingProcesses)(const wchar_t* filename, const wchar_t*& procList);
+typedef void (*FunType_freeString)(const wchar_t* str);
+typedef const wchar_t* (*FunType_getLastError)();
+
+/*--------------
+  |symbol names|
+  --------------*/
+//(use const pointers to ensure internal linkage)
+const char funName_moveToRecycleBin   [] = "moveToRecycleBin";
+const char funName_copyFile           [] = "copyFile";
+const char funName_checkRecycler      [] = "checkRecycler";
+const char funName_getLockingProcesses[] = "getLockingProcesses";
+const char funName_freeString         [] = "freeString";
+const char funName_getLastError       [] = "getLastError";
+
+/*---------------
+  |library names|
+  ---------------*/
+inline const wchar_t* getDllName() { return zen::is64BitBuild ? L"FileOperation_x64.dll" : L"FileOperation_Win32.dll"; }
+}
+
+#endif //RECYCLER_DLL_H