[ros-diffs] [reactos] 01/01: [SENDMAIL][INCLUDE][INF] Add sendmail.dll for DeskLink (#2092)

[Katayama Hirofumi MZ]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=004e08383a056db81703f…

commit 004e08383a056db81703f15fa0bb354685509e62
Author:     Katayama Hirofumi MZ <katayama.hirofumi.mz(a)gmail.com>
AuthorDate: Wed Nov 27 19:26:49 2019 +0900
Commit:     GitHub <noreply(a)github.com>
CommitDate: Wed Nov 27 19:26:49 2019 +0900

    [SENDMAIL][INCLUDE][INF] Add sendmail.dll for DeskLink (#2092)
    
    *.DeskLink file realizes SendTo Desktop (Create shortcut) in Windows. DeskLink is
implemented in the sendmail.dll module. CORE-12562
---
 dll/shellext/CMakeLists.txt                    |   1 +
 dll/shellext/sendmail/CDeskLinkDropHandler.cpp | 190 +++++++++++++++++++++++++
 dll/shellext/sendmail/CDeskLinkDropHandler.hpp |  53 +++++++
 dll/shellext/sendmail/CMakeLists.txt           |  35 +++++
 dll/shellext/sendmail/lang/en-US.rc            |   6 +
 dll/shellext/sendmail/precomp.hpp              |  40 ++++++
 dll/shellext/sendmail/res/desklink.rgs         |  24 ++++
 dll/shellext/sendmail/resource.h               |  14 ++
 dll/shellext/sendmail/sendmail.cpp             | 128 +++++++++++++++++
 dll/shellext/sendmail/sendmail.rc              |  23 +++
 dll/shellext/sendmail/sendmail.spec            |   4 +
 dll/shellext/sendmail/sendmail_version.h       |  15 ++
 dll/shellext/sendmail/sendmail_version.rc      |  14 ++
 media/inf/syssetup.inf                         |   1 +
 sdk/include/reactos/shlguid_undoc.h            |   3 +-
 15 files changed, 550 insertions(+), 1 deletion(-)

diff --git a/dll/shellext/CMakeLists.txt b/dll/shellext/CMakeLists.txt
index 89980c3f5fa..4baed6eb048 100644
--- a/dll/shellext/CMakeLists.txt
+++ b/dll/shellext/CMakeLists.txt
@@ -8,6 +8,7 @@ add_subdirectory(fontext)
 add_subdirectory(netplwiz)
 add_subdirectory(netshell)
 add_subdirectory(ntobjshex)
+add_subdirectory(sendmail)
 add_subdirectory(shellbtrfs)
 add_subdirectory(stobject)
 add_subdirectory(zipfldr)
diff --git a/dll/shellext/sendmail/CDeskLinkDropHandler.cpp
b/dll/shellext/sendmail/CDeskLinkDropHandler.cpp
new file mode 100644
index 00000000000..28f01a414a6
--- /dev/null
+++ b/dll/shellext/sendmail/CDeskLinkDropHandler.cpp
@@ -0,0 +1,190 @@
+/*
+ * PROJECT:     sendmail
+ * LICENSE:     LGPL-2.1+ (https://spdx.org/licenses/LGPL-2.1+)
+ * PURPOSE:     DeskLink implementation
+ * COPYRIGHT:   Copyright 2019 Katayama Hirofumi MZ (katayama.hirofumi.mz(a)gmail.com)
+ */
+
+#include "precomp.hpp"
+
+WINE_DEFAULT_DEBUG_CHANNEL(sendmail);
+
+CDeskLinkDropHandler::CDeskLinkDropHandler()
+{
+    InterlockedIncrement(&g_ModuleRefCnt);
+}
+
+CDeskLinkDropHandler::~CDeskLinkDropHandler()
+{
+    InterlockedDecrement(&g_ModuleRefCnt);
+}
+
+// IDropTarget
+STDMETHODIMP
+CDeskLinkDropHandler::DragEnter(IDataObject *pDataObject, DWORD dwKeyState,
+                                POINTL pt, DWORD *pdwEffect)
+{
+    TRACE("(%p)\n", this);
+
+    *pdwEffect &= DROPEFFECT_LINK;
+
+    return S_OK;
+}
+
+STDMETHODIMP
+CDeskLinkDropHandler::DragOver(DWORD dwKeyState, POINTL pt, DWORD *pdwEffect)
+{
+    TRACE("(%p)\n", this);
+
+    *pdwEffect &= DROPEFFECT_LINK;
+
+    return S_OK;
+}
+
+STDMETHODIMP CDeskLinkDropHandler::DragLeave()
+{
+    TRACE("(%p)\n", this);
+    return S_OK;
+}
+
+STDMETHODIMP
+CDeskLinkDropHandler::Drop(IDataObject *pDataObject, DWORD dwKeyState,
+                           POINTL pt, DWORD *pdwEffect)
+{
+    TRACE("(%p)\n", this);
+
+    if (!pDataObject)
+    {
+        ERR("pDataObject is NULL\n");
+        return E_POINTER;
+    }
+
+    FORMATETC fmt;
+    fmt.cfFormat = RegisterClipboardFormatW(CFSTR_SHELLIDLIST);
+    fmt.ptd = NULL;
+    fmt.dwAspect = DVASPECT_CONTENT;
+    fmt.lindex = -1;
+    fmt.tymed = TYMED_HGLOBAL;
+
+    WCHAR szDir[MAX_PATH], szDest[MAX_PATH], szSrc[MAX_PATH];
+    SHGetSpecialFolderPathW(NULL, szDir, CSIDL_DESKTOPDIRECTORY, FALSE);
+
+    CComPtr<IShellFolder> pDesktop;
+    HRESULT hr = SHGetDesktopFolder(&pDesktop);
+    if (FAILED_UNEXPECTEDLY(hr))
+        return hr;
+
+    STGMEDIUM medium;
+    hr = pDataObject->GetData(&fmt, &medium);
+    if (FAILED_UNEXPECTEDLY(hr))
+        return hr;
+
+    LPIDA pida = reinterpret_cast<LPIDA>(GlobalLock(medium.hGlobal));
+    if (!pida)
+    {
+        ERR("Error locking global\n");
+        ReleaseStgMedium(&medium);
+        return E_FAIL;
+    }
+
+    LPBYTE pb = reinterpret_cast<LPBYTE>(pida);
+    LPCITEMIDLIST pidlParent = reinterpret_cast<LPCITEMIDLIST>(pb +
pida->aoffset[0]);
+    for (UINT i = 1; i <= pida->cidl; ++i)
+    {
+        LPCITEMIDLIST pidlChild = reinterpret_cast<LPCITEMIDLIST>(pb +
pida->aoffset[i]);
+
+        CComHeapPtr<ITEMIDLIST> pidl(ILCombine(pidlParent, pidlChild));
+        if (!pidl)
+        {
+            ERR("Out of memory\n");
+            break;
+        }
+
+        StringCbCopyW(szDest, sizeof(szDest), szDir);
+        if (SHGetPathFromIDListW(pidl, szSrc))
+        {
+            CStringW strTitle;
+            strTitle.Format(IDS_SHORTCUT, PathFindFileNameW(szSrc));
+
+            PathAppendW(szDest, strTitle);
+            PathRemoveExtensionW(szDest);
+            StringCbCatW(szDest, sizeof(szDest), L".lnk");
+
+            hr = CreateShellLink(szDest, szSrc, NULL, NULL, NULL, NULL, -1, NULL);
+        }
+        else
+        {
+            STRRET strret;
+            hr = pDesktop->GetDisplayNameOf(pidl, SHGDN_INFOLDER, &strret);
+            if (FAILED_UNEXPECTEDLY(hr))
+                break;
+
+            hr = StrRetToBufW(&strret, pidl, szSrc, _countof(szSrc));
+            if (FAILED_UNEXPECTEDLY(hr))
+                break;
+
+            CStringW strTitle;
+            strTitle.Format(IDS_SHORTCUT, szSrc);
+
+            PathAppendW(szDest, strTitle);
+            PathRemoveExtensionW(szDest);
+            StringCbCatW(szDest, sizeof(szDest), L".lnk");
+
+            hr = CreateShellLink(szDest, NULL, pidl, NULL, NULL, NULL, -1, NULL);
+        }
+
+        if (FAILED_UNEXPECTEDLY(hr))
+            break;
+    }
+
+    GlobalUnlock(medium.hGlobal);
+    ReleaseStgMedium(&medium);
+
+    return hr;
+}
+
+// IPersistFile
+STDMETHODIMP CDeskLinkDropHandler::GetCurFile(LPOLESTR *ppszFileName)
+{
+    FIXME("(%p)\n", this);
+    return E_NOTIMPL;
+}
+
+STDMETHODIMP CDeskLinkDropHandler::IsDirty()
+{
+    FIXME("(%p)\n", this);
+    return E_NOTIMPL;
+}
+
+STDMETHODIMP CDeskLinkDropHandler::Load(LPCOLESTR pszFileName, DWORD dwMode)
+{
+    return S_OK;
+}
+
+STDMETHODIMP CDeskLinkDropHandler::Save(LPCOLESTR pszFileName, BOOL fRemember)
+{
+    FIXME("(%p)\n", this);
+    return E_NOTIMPL;
+}
+
+STDMETHODIMP CDeskLinkDropHandler::SaveCompleted(LPCOLESTR pszFileName)
+{
+    FIXME("(%p)\n", this);
+    return E_NOTIMPL;
+}
+
+// IPersist
+STDMETHODIMP CDeskLinkDropHandler::GetClassID(CLSID * lpClassId)
+{
+    TRACE("(%p)\n", this);
+
+    if (!lpClassId)
+    {
+        ERR("lpClassId is NULL\n");
+        return E_POINTER;
+    }
+
+    *lpClassId = CLSID_DeskLinkDropHandler;
+
+    return S_OK;
+}
diff --git a/dll/shellext/sendmail/CDeskLinkDropHandler.hpp
b/dll/shellext/sendmail/CDeskLinkDropHandler.hpp
new file mode 100644
index 00000000000..914f6ecdefb
--- /dev/null
+++ b/dll/shellext/sendmail/CDeskLinkDropHandler.hpp
@@ -0,0 +1,53 @@
+/*
+ * PROJECT:     sendmail
+ * LICENSE:     LGPL-2.1+ (https://spdx.org/licenses/LGPL-2.1+)
+ * PURPOSE:     DeskLink implementation
+ * COPYRIGHT:   Copyright 2019 Katayama Hirofumi MZ (katayama.hirofumi.mz(a)gmail.com)
+ */
+
+#ifndef _CDESKLINKDROPHANDLER_HPP_
+#define _CDESKLINKDROPHANDLER_HPP_
+
+#include "resource.h"
+
+class CDeskLinkDropHandler :
+    public CComCoClass<CDeskLinkDropHandler, &CLSID_DeskLinkDropHandler>,
+    public CComObjectRootEx<CComMultiThreadModelNoCS>,
+    public IDropTarget,
+    public IPersistFile
+{
+public:
+    CDeskLinkDropHandler();
+    ~CDeskLinkDropHandler();
+
+    // IDropTarget
+    STDMETHODIMP DragEnter(IDataObject *pDataObject, DWORD dwKeyState,
+                           POINTL pt, DWORD *pdwEffect);
+    STDMETHODIMP DragOver(DWORD dwKeyState, POINTL pt, DWORD *pdwEffect);
+    STDMETHODIMP DragLeave();
+    STDMETHODIMP Drop(IDataObject *pDataObject, DWORD dwKeyState, POINTL pt,
+                      DWORD *pdwEffect);
+
+    // IPersist
+    STDMETHODIMP GetClassID(CLSID *lpClassId);
+
+    // IPersistFile
+    STDMETHODIMP GetCurFile(LPOLESTR *ppszFileName);
+    STDMETHODIMP IsDirty();
+    STDMETHODIMP Load(LPCOLESTR pszFileName, DWORD dwMode);
+    STDMETHODIMP Save(LPCOLESTR pszFileName, BOOL fRemember);
+    STDMETHODIMP SaveCompleted(LPCOLESTR pszFileName);
+
+    DECLARE_REGISTRY_RESOURCEID(IDR_DESKLINK)
+    DECLARE_NOT_AGGREGATABLE(CDeskLinkDropHandler)
+
+    DECLARE_PROTECT_FINAL_CONSTRUCT()
+
+    BEGIN_COM_MAP(CDeskLinkDropHandler)
+        COM_INTERFACE_ENTRY_IID(IID_IPersist, IPersist)
+        COM_INTERFACE_ENTRY_IID(IID_IPersistFile, IPersistFile)
+        COM_INTERFACE_ENTRY_IID(IID_IDropTarget, IDropTarget)
+    END_COM_MAP()
+};
+
+#endif /* _CDESKLINKDROPHANDLER_HPP_ */
diff --git a/dll/shellext/sendmail/CMakeLists.txt b/dll/shellext/sendmail/CMakeLists.txt
new file mode 100644
index 00000000000..51128933c18
--- /dev/null
+++ b/dll/shellext/sendmail/CMakeLists.txt
@@ -0,0 +1,35 @@
+set_cpp(WITH_RUNTIME)
+spec2def(sendmail.dll sendmail.spec)
+
+add_definitions(
+    -D_WINE
+    -D_ATL_NO_EXCEPTIONS)
+
+if(NOT MSVC)
+    # HACK: this should be enabled globally!
+    add_compile_flags_language("-std=c++11" "CXX")
+endif()
+
+include_directories(
+    ${REACTOS_SOURCE_DIR}/sdk/lib/atl
+    ${REACTOS_SOURCE_DIR})
+
+file(GLOB_RECURSE sendmail_rc_deps res/*.*)
+add_rc_deps(sendmail.rc ${sendmail_rc_deps})
+
+list(APPEND SOURCE
+    CDeskLinkDropHandler.cpp
+    sendmail.cpp
+    precomp.hpp)
+
+add_library(sendmail MODULE
+    ${SOURCE}
+    sendmail.rc
+    ${CMAKE_CURRENT_BINARY_DIR}/sendmail.def)
+
+set_module_type(sendmail win32dll UNICODE)
+target_link_libraries(sendmail uuid wine)
+add_delay_importlibs(sendmail ole32 oleaut32)
+add_importlibs(sendmail advapi32 shell32 user32 comctl32 shlwapi msvcrt kernel32 ntdll)
+add_pch(sendmail precomp.hpp SOURCE)
+add_cd_file(TARGET sendmail DESTINATION reactos/system32 FOR all)
diff --git a/dll/shellext/sendmail/lang/en-US.rc b/dll/shellext/sendmail/lang/en-US.rc
new file mode 100644
index 00000000000..20ec90700cb
--- /dev/null
+++ b/dll/shellext/sendmail/lang/en-US.rc
@@ -0,0 +1,6 @@
+LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
+
+STRINGTABLE
+{
+    IDS_SHORTCUT, "Shortcut to %s"
+}
diff --git a/dll/shellext/sendmail/precomp.hpp b/dll/shellext/sendmail/precomp.hpp
new file mode 100644
index 00000000000..6b50041cac4
--- /dev/null
+++ b/dll/shellext/sendmail/precomp.hpp
@@ -0,0 +1,40 @@
+/*
+ * PROJECT:     sendmail
+ * LICENSE:     LGPL-2.1+ (https://spdx.org/licenses/LGPL-2.1+)
+ * PURPOSE:     DeskLink implementation
+ * COPYRIGHT:   Copyright 2019 Katayama Hirofumi MZ (katayama.hirofumi.mz(a)gmail.com)
+ */
+
+#define COBJMACROS
+#define WIN32_NO_STATUS
+#include <windows.h>
+#include <shlwapi.h>
+#include <shlobj.h>
+#include <shobjidl.h>
+#include <atlbase.h>
+#include <atlcom.h>
+#include <atlwin.h>
+#include <atlstr.h>
+#include <shlguid_undoc.h>
+#include <shellapi.h>
+#include <shellutils.h>
+#include <strsafe.h>
+#include <wine/debug.h>
+
+#include "CDeskLinkDropHandler.hpp"
+
+#include "sendmail_version.h"
+#include "resource.h"
+
+extern LONG g_ModuleRefCnt;
+
+HRESULT
+CreateShellLink(
+    LPCWSTR pszLinkPath,
+    LPCWSTR pszTargetPath OPTIONAL,
+    LPCITEMIDLIST pidlTarget OPTIONAL,
+    LPCWSTR pszArg OPTIONAL,
+    LPCWSTR pszDir OPTIONAL,
+    LPCWSTR pszIconPath OPTIONAL,
+    INT iIconNr OPTIONAL,
+    LPCWSTR pszComment OPTIONAL);
diff --git a/dll/shellext/sendmail/res/desklink.rgs
b/dll/shellext/sendmail/res/desklink.rgs
new file mode 100644
index 00000000000..a23e4265f30
--- /dev/null
+++ b/dll/shellext/sendmail/res/desklink.rgs
@@ -0,0 +1,24 @@
+HKCR
+{
+    NoRemove CLSID
+    {
+        ForceRemove {9E56BE61-C50F-11CF-9A2C-00A0C90A90CE} = s 'DeskLink'
+        {
+            val 'NeverShowExt' = s ''
+            DefaultIcon = e '%%SystemRoot%%\explorer.exe,-103'
+            InprocServer32 = s '%MODULE%'
+            {
+                val ThreadingModel = s 'Apartment'
+            }
+            'shellex'
+            {
+                'DropHandler' = s
'{9E56BE61-C50F-11CF-9A2C-00A0C90A90CE}'
+                {
+                }
+            }
+        }
+    }
+    ForceRemove .DeskLink = s 'CLSID\{9E56BE61-C50F-11CF-9A2C-00A0C90A90CE}'
+    {
+    }
+}
diff --git a/dll/shellext/sendmail/resource.h b/dll/shellext/sendmail/resource.h
new file mode 100644
index 00000000000..72b69650f76
--- /dev/null
+++ b/dll/shellext/sendmail/resource.h
@@ -0,0 +1,14 @@
+/*
+ * PROJECT:     sendmail
+ * LICENSE:     LGPL-2.1+ (https://spdx.org/licenses/LGPL-2.1+)
+ * PURPOSE:     DeskLink implementation
+ * COPYRIGHT:   Copyright 2019 Katayama Hirofumi MZ (katayama.hirofumi.mz(a)gmail.com)
+ */
+
+#ifndef RESOURCE_H_
+#define RESOURCE_H_
+
+#define IDR_DESKLINK 100
+#define IDS_SHORTCUT 1000
+
+#endif
diff --git a/dll/shellext/sendmail/sendmail.cpp b/dll/shellext/sendmail/sendmail.cpp
new file mode 100644
index 00000000000..6cdaae92032
--- /dev/null
+++ b/dll/shellext/sendmail/sendmail.cpp
@@ -0,0 +1,128 @@
+/*
+ * PROJECT:     sendmail
+ * LICENSE:     LGPL-2.1+ (https://spdx.org/licenses/LGPL-2.1+)
+ * PURPOSE:     DeskLink implementation
+ * COPYRIGHT:   Copyright 2019 Katayama Hirofumi MZ (katayama.hirofumi.mz(a)gmail.com)
+ */
+
+#include "precomp.hpp"
+
+WINE_DEFAULT_DEBUG_CHANNEL(sendmail);
+
+BEGIN_OBJECT_MAP(ObjectMap)
+    OBJECT_ENTRY(CLSID_DeskLinkDropHandler, CDeskLinkDropHandler)
+END_OBJECT_MAP()
+
+CComModule gModule;
+LONG g_ModuleRefCnt = 0;
+
+STDAPI DllCanUnloadNow(void)
+{
+    if (g_ModuleRefCnt)
+        return S_FALSE;
+    return gModule.DllCanUnloadNow();
+}
+
+STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
+{
+    TRACE("CLSID:%s,IID:%s\n", wine_dbgstr_guid(&rclsid),
wine_dbgstr_guid(&riid));
+
+    HRESULT hr = gModule.DllGetClassObject(rclsid, riid, ppv);
+
+    TRACE("-- pointer to class factory: %p\n", *ppv);
+
+    return hr;
+}
+
+STDAPI DllRegisterServer(void)
+{
+    HRESULT hr = gModule.DllRegisterServer(FALSE);
+    if (FAILED_UNEXPECTEDLY(hr))
+        return hr;
+
+    return S_OK;
+}
+
+STDAPI DllUnregisterServer(void)
+{
+    HRESULT hr = gModule.DllUnregisterServer(FALSE);
+    if (FAILED_UNEXPECTEDLY(hr))
+        return hr;
+
+    return S_OK;
+}
+
+HRESULT
+CreateShellLink(
+    LPCWSTR pszLinkPath,
+    LPCWSTR pszTargetPath OPTIONAL,
+    LPCITEMIDLIST pidlTarget OPTIONAL,
+    LPCWSTR pszArg OPTIONAL,
+    LPCWSTR pszDir OPTIONAL,
+    LPCWSTR pszIconPath OPTIONAL,
+    INT iIconNr OPTIONAL,
+    LPCWSTR pszComment OPTIONAL)
+{
+    CComPtr<IShellLinkW> psl;
+    HRESULT hr = CoCreateInstance(CLSID_ShellLink, NULL,
+                                  CLSCTX_INPROC_SERVER,
+                                  IID_PPV_ARG(IShellLinkW, &psl));
+    if (FAILED_UNEXPECTEDLY(hr))
+        return hr;
+
+    if (pszTargetPath)
+    {
+        hr = psl->SetPath(pszTargetPath);
+        if (FAILED_UNEXPECTEDLY(hr))
+            return hr;
+    }
+    else if (pidlTarget)
+    {
+        hr = psl->SetIDList(pidlTarget);
+        if (FAILED_UNEXPECTEDLY(hr))
+            return hr;
+    }
+    else
+    {
+        ERR("invalid argument\n");
+        return E_INVALIDARG;
+    }
+
+    if (pszArg)
+        hr = psl->SetArguments(pszArg);
+
+    if (pszDir)
+        hr = psl->SetWorkingDirectory(pszDir);
+
+    if (pszIconPath)
+        hr = psl->SetIconLocation(pszIconPath, iIconNr);
+
+    if (pszComment)
+        hr = psl->SetDescription(pszComment);
+
+    CComPtr<IPersistFile> ppf;
+    hr = psl->QueryInterface(IID_PPV_ARG(IPersistFile, &ppf));
+    if (FAILED_UNEXPECTEDLY(hr))
+        return hr;
+
+    hr = ppf->Save(pszLinkPath, TRUE);
+    if (FAILED_UNEXPECTEDLY(hr))
+        return hr;
+
+    return hr;
+}
+
+STDAPI_(BOOL) DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID fImpLoad)
+{
+    TRACE("%p 0x%x %p\n", hInstance, dwReason, fImpLoad);
+    if (dwReason == DLL_PROCESS_ATTACH)
+    {
+        gModule.Init(ObjectMap, hInstance, NULL);
+        DisableThreadLibraryCalls(hInstance);
+    }
+    else if (dwReason == DLL_PROCESS_DETACH)
+    {
+        gModule.Term();
+    }
+    return TRUE;
+}
diff --git a/dll/shellext/sendmail/sendmail.rc b/dll/shellext/sendmail/sendmail.rc
new file mode 100644
index 00000000000..8b4d4f7eb38
--- /dev/null
+++ b/dll/shellext/sendmail/sendmail.rc
@@ -0,0 +1,23 @@
+/*
+ * PROJECT:     sendmail
+ * LICENSE:     LGPL-2.1+ (https://spdx.org/licenses/LGPL-2.1+)
+ * PURPOSE:     DeskLink implementation
+ * COPYRIGHT:   Copyright 2019 Katayama Hirofumi MZ (katayama.hirofumi.mz(a)gmail.com)
+ */
+
+#include <windef.h>
+#include <winuser.h>
+#include "resource.h"
+
+#include "sendmail_version.rc"
+
+/* UTF-8 */
+#pragma code_page(65001)
+
+LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
+
+IDR_DESKLINK REGISTRY "res/desklink.rgs"
+
+#ifdef LANGUAGE_EN_US
+    #include "lang/en-US.rc"
+#endif
diff --git a/dll/shellext/sendmail/sendmail.spec b/dll/shellext/sendmail/sendmail.spec
new file mode 100644
index 00000000000..b16365d0c9f
--- /dev/null
+++ b/dll/shellext/sendmail/sendmail.spec
@@ -0,0 +1,4 @@
+@ stdcall -private DllCanUnloadNow()
+@ stdcall -private DllGetClassObject(ptr ptr ptr)
+@ stdcall -private DllRegisterServer()
+@ stdcall -private DllUnregisterServer()
diff --git a/dll/shellext/sendmail/sendmail_version.h
b/dll/shellext/sendmail/sendmail_version.h
new file mode 100644
index 00000000000..01d5dbfec4f
--- /dev/null
+++ b/dll/shellext/sendmail/sendmail_version.h
@@ -0,0 +1,15 @@
+/*
+ * PROJECT:     sendmail
+ * LICENSE:     LGPL-2.1+ (https://spdx.org/licenses/LGPL-2.1+)
+ * PURPOSE:     DeskLink implementation
+ * COPYRIGHT:   Copyright 2019 Katayama Hirofumi MZ (katayama.hirofumi.mz(a)gmail.com)
+ */
+
+#pragma once
+
+#define WINE_FILEVERSION_MAJOR         6
+#define WINE_FILEVERSION_MINOR         0
+#define WINE_FILEVERSION_BUILD      3790
+#define WINE_FILEVERSION_PLATFORMID 3959
+
+#define WINE_FILEVERSION_STR "6.0.3790.3959"
diff --git a/dll/shellext/sendmail/sendmail_version.rc
b/dll/shellext/sendmail/sendmail_version.rc
new file mode 100644
index 00000000000..d625edf6ee7
--- /dev/null
+++ b/dll/shellext/sendmail/sendmail_version.rc
@@ -0,0 +1,14 @@
+/*
+ * PROJECT:     sendmail
+ * LICENSE:     LGPL-2.1+ (https://spdx.org/licenses/LGPL-2.1+)
+ * PURPOSE:     DeskLink implementation
+ * COPYRIGHT:   Copyright 2019 Katayama Hirofumi MZ (katayama.hirofumi.mz(a)gmail.com)
+ */
+
+#include "sendmail_version.h"
+
+#define WINE_OLESELFREGISTER
+#define WINE_FILEVERSION
WINE_FILEVERSION_MAJOR,WINE_FILEVERSION_MINOR,WINE_FILEVERSION_BUILD,WINE_FILEVERSION_PLATFORMID
+#define WINE_FILENAME_STR "sendmail.dll"
+
+#include <wine/wine_common_ver.rc>
diff --git a/media/inf/syssetup.inf b/media/inf/syssetup.inf
index ead39397203..d70d83c7d13 100644
--- a/media/inf/syssetup.inf
+++ b/media/inf/syssetup.inf
@@ -102,6 +102,7 @@ AddReg=Classes
 11,,rsabase.dll,1
 11,,rsaenh.dll,1
 11,,scrrun.dll,1
+11,,sendmail.dll,1
 11,,shdocvw.dll,3
 11,,shell32.dll,3
 11,,softpub.dll,1
diff --git a/sdk/include/reactos/shlguid_undoc.h b/sdk/include/reactos/shlguid_undoc.h
index 07b2c5f36f3..7360ab57460 100644
--- a/sdk/include/reactos/shlguid_undoc.h
+++ b/sdk/include/reactos/shlguid_undoc.h
@@ -110,7 +110,8 @@ DEFINE_GUID(CLSID_ShellFileDefExt,         0x21B22460, 0x3AEA, 0x1069,
0xA2, 0xD
 DEFINE_GUID(CLSID_ShellDrvDefExt,          0x5F5295E0, 0x429F, 0x1069, 0xA2, 0xE2, 0x08,
0x00, 0x2B, 0x30, 0x30, 0x9D);
 DEFINE_GUID(CLSID_ShellNetDefExt,          0x86422020, 0x42A0, 0x1069, 0xA2, 0xE5, 0x08,
0x00, 0x2B, 0x30, 0x30, 0x9D);
 
-DEFINE_GUID(CLSID_ExeDropHandler, 		   0x86C86720, 0x42A0, 0x1069, 0xA2, 0xE8, 0x08,
0x00, 0x2B, 0x30, 0x30, 0x9D);
+DEFINE_GUID(CLSID_ExeDropHandler,          0x86C86720, 0x42A0, 0x1069, 0xA2, 0xE8, 0x08,
0x00, 0x2B, 0x30, 0x30, 0x9D);
+DEFINE_GUID(CLSID_DeskLinkDropHandler,     0x9E56BE61, 0xC50F, 0x11CF, 0x9A, 0x2C, 0x00,
0xA0, 0xC9, 0x0A, 0x90, 0xCE);
 
 DEFINE_GUID(CLSID_MergedFolder,            0x26FDC864, 0xBE88, 0x46E7, 0x92, 0x35, 0x03,
0x2D, 0x8E, 0xA5, 0x16, 0x2E);
 DEFINE_GUID(IID_IAugmentedShellFolder,     0x91EA3F8C, 0xC99B, 0x11D0, 0x98, 0x15, 0x00,
0xC0, 0x4F, 0xD9, 0x19, 0x72);