diff options
Diffstat (limited to 'embedserv/source/inprocserv/dllentry.cxx')
| -rw-r--r-- | embedserv/source/inprocserv/dllentry.cxx | 349 |
1 files changed, 349 insertions, 0 deletions
diff --git a/embedserv/source/inprocserv/dllentry.cxx b/embedserv/source/inprocserv/dllentry.cxx new file mode 100644 index 000000000000..358d32381444 --- /dev/null +++ b/embedserv/source/inprocserv/dllentry.cxx @@ -0,0 +1,349 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#include <stdio.h> +#include <inprocembobj.h> +#ifdef __MINGW32__ +#define INITGUID +#endif +#include <embservconst.h> + +static const GUID* guidList[ SUPPORTED_FACTORIES_NUM ] = { + &OID_WriterTextServer, + &OID_WriterOASISTextServer, + &OID_CalcServer, + &OID_CalcOASISServer, + &OID_DrawingServer, + &OID_DrawingOASISServer, + &OID_PresentationServer, + &OID_PresentationOASISServer, + &OID_MathServer, + &OID_MathOASISServer +}; + +static HINSTANCE g_hInstance = NULL; +static ULONG g_nObj = 0; +static ULONG g_nLock = 0; + + +namespace { + void FillCharFromInt( int nValue, char* pBuf, int nLen ) + { + int nInd = 0; + while( nInd < nLen ) + { + char nSign = ( nValue / ( 1 << ( ( nLen - nInd ) * 4 ) ) ) % 16; + if ( nSign >= 0 && nSign <= 9 ) + pBuf[nInd] = nSign + '0'; + else if ( nSign >= 10 && nSign <= 15 ) + pBuf[nInd] = nSign - 10 + 'a'; + + nInd++; + } + } + + int GetStringFromClassID( const GUID& guid, char* pBuf, int nLen ) + { + // is not allowed to insert + if ( nLen < 38 ) + return 0; + + pBuf[0] = '{'; + FillCharFromInt( guid.Data1, &pBuf[1], 8 ); + pBuf[9] = '-'; + FillCharFromInt( guid.Data2, &pBuf[10], 4 ); + pBuf[14] = '-'; + FillCharFromInt( guid.Data3, &pBuf[15], 4 ); + pBuf[19] = '-'; + + int nInd = 0; + for ( nInd = 0; nInd < 2 ; nInd++ ) + FillCharFromInt( guid.Data4[nInd], &pBuf[20 + 2*nInd], 2 ); + pBuf[24] = '-'; + for ( nInd = 2; nInd < 8 ; nInd++ ) + FillCharFromInt( guid.Data4[nInd], &pBuf[20 + 1 + 2*nInd], 2 ); + pBuf[37] = '}'; + + return 38; + } + + HRESULT WriteLibraryToRegistry( char* pLibrary, DWORD nLen ) + { + HRESULT hRes = E_FAIL; + if ( pLibrary && nLen ) + { + HKEY hKey = NULL; + + hRes = S_OK; + for ( int nInd = 0; nInd < SUPPORTED_FACTORIES_NUM; nInd++ ) + { + char* pSubKey = "Software\\Classes\\CLSID\\.....................................\\InprocHandler32"; + + int nGuidLen = GetStringFromClassID( *guidList[nInd], &pSubKey[23], 38 ); + + BOOL bLocalSuccess = FALSE; + if ( nGuidLen && nGuidLen == 38 ) + { + if ( ERROR_SUCCESS == RegOpenKey( HKEY_LOCAL_MACHINE, pSubKey, &hKey ) ) + { + if ( ERROR_SUCCESS == RegSetValueEx( hKey, "", 0, REG_SZ, (const BYTE*)pLibrary, nLen ) ) + bLocalSuccess = TRUE; + } + + if ( hKey ) + { + RegCloseKey( hKey ); + hKey = NULL; + } + } + + if ( !bLocalSuccess ) + hRes = E_FAIL; + } + } + + return hRes; + } +}; + +// =========================== +// InprocEmbedProvider_Impl declaration +// =========================== + +namespace inprocserv +{ + +class InprocEmbedProvider_Impl : public IClassFactory, public InprocCountedObject_Impl +{ +public: + + InprocEmbedProvider_Impl( const GUID& guid ); + virtual ~InprocEmbedProvider_Impl(); + + /* IUnknown methods */ + STDMETHOD(QueryInterface)(REFIID riid, LPVOID FAR * ppvObj); + STDMETHOD_(ULONG, AddRef)(); + STDMETHOD_(ULONG, Release)(); + + /* IClassFactory methods */ + STDMETHOD(CreateInstance)(IUnknown FAR* punkOuter, REFIID riid, void FAR* FAR* ppv); + STDMETHOD(LockServer)(int fLock); + +protected: + + ULONG m_refCount; + GUID m_guid; +}; +}; // namespace inprocserv + + +// =========================== +// Entry points +// =========================== + +// ------------------------------------------------------------------------------- +extern "C" BOOL WINAPI DllMain( HINSTANCE hInstance, DWORD dwReason, LPVOID /*lpReserved*/ ) +{ + if (dwReason == DLL_PROCESS_ATTACH) + { + g_hInstance = hInstance; + } + else if (dwReason == DLL_PROCESS_DETACH) + { + } + + return TRUE; // ok +} + +// ------------------------------------------------------------------------------- +extern "C" STDAPI DllGetClassObject( REFCLSID rclsid, REFIID riid, LPVOID* ppv ) +{ + for( int nInd = 0; nInd < SUPPORTED_FACTORIES_NUM; nInd++ ) + if ( *guidList[nInd] == rclsid ) + { + if ( !IsEqualIID( riid, IID_IUnknown ) && !IsEqualIID( riid, IID_IClassFactory ) ) + return E_NOINTERFACE; + + *ppv = new inprocserv::InprocEmbedProvider_Impl( rclsid ); + if ( *ppv == NULL ) + return E_OUTOFMEMORY; + + ((LPUNKNOWN)*ppv)->AddRef(); + return S_OK; + } + + return E_FAIL; +} + +// ------------------------------------------------------------------------------- +extern "C" STDAPI DllCanUnloadNow() +{ + if ( !g_nObj && !g_nLock ) + return S_OK; + + return S_FALSE; +} + +// ------------------------------------------------------------------------------- +STDAPI DllRegisterServer( void ) +{ + char aLibPath[1024]; + HMODULE aCurModule = GetModuleHandleA( "inprocserv.dll" ); + if( aCurModule ) + { + DWORD nLen = GetModuleFileNameA( aCurModule, aLibPath, 1019 ); + if ( nLen && nLen < 1019 ) + { + aLibPath[nLen++] = 0; + return WriteLibraryToRegistry( aLibPath, nLen ); + } + } + + return E_FAIL; +} + +// ------------------------------------------------------------------------------- +STDAPI DllUnregisterServer( void ) +{ + return WriteLibraryToRegistry( "ole32.dll", 10 ); +} + +// =========================== +// End of entry points +// =========================== + +namespace inprocserv +{ + +// =========================== +// InprocCountedObject_Impl implementation +// =========================== + +// ------------------------------------------------------------------------------- +InprocCountedObject_Impl::InprocCountedObject_Impl() +{ + g_nObj++; +} + +// ------------------------------------------------------------------------------- +InprocCountedObject_Impl::~InprocCountedObject_Impl() +{ + g_nObj--; +} + +// =========================== +// InprocEmbedProvider_Impl implementation +// =========================== + +// ------------------------------------------------------------------------------- +InprocEmbedProvider_Impl::InprocEmbedProvider_Impl( const GUID& guid ) +: m_refCount( 0 ) +, m_guid( guid ) +{ +} + +// ------------------------------------------------------------------------------- +InprocEmbedProvider_Impl::~InprocEmbedProvider_Impl() +{ +} + +// IUnknown +// ------------------------------------------------------------------------------- +STDMETHODIMP InprocEmbedProvider_Impl::QueryInterface( REFIID riid, void FAR* FAR* ppv ) +{ + if(IsEqualIID(riid, IID_IUnknown)) + { + AddRef(); + *ppv = (IUnknown*) this; + return S_OK; + } + else if (IsEqualIID(riid, IID_IClassFactory)) + { + AddRef(); + *ppv = (IClassFactory*) this; + return S_OK; + } + + *ppv = NULL; + return E_NOINTERFACE; +} + +// ------------------------------------------------------------------------------- +STDMETHODIMP_(ULONG) InprocEmbedProvider_Impl::AddRef() +{ + return ++m_refCount; +} + +// ------------------------------------------------------------------------------- +STDMETHODIMP_(ULONG) InprocEmbedProvider_Impl::Release() +{ + sal_Int32 nCount = --m_refCount; + if ( nCount == 0 ) + delete this; + return nCount; +} + +// ------------------------------------------------------------------------------- +STDMETHODIMP InprocEmbedProvider_Impl::CreateInstance(IUnknown FAR* punkOuter, + REFIID riid, + void FAR* FAR* ppv) +{ + // TODO/LATER: should the aggregation be supported? + // if ( punkOuter != NULL && riid != IID_IUnknown ) + // return E_NOINTERFACE; + if ( punkOuter != NULL ) + return CLASS_E_NOAGGREGATION; + + InprocEmbedDocument_Impl* pEmbedDocument = new InprocEmbedDocument_Impl( m_guid ); + if ( !pEmbedDocument ) + return E_OUTOFMEMORY; + + pEmbedDocument->AddRef(); + HRESULT hr = pEmbedDocument->Init(); + if ( SUCCEEDED( hr ) ) + hr = pEmbedDocument->QueryInterface( riid, ppv ); + pEmbedDocument->Release(); + + if ( !SUCCEEDED( hr ) ) + *ppv = NULL; + + return hr; +} + +// ------------------------------------------------------------------------------- +STDMETHODIMP InprocEmbedProvider_Impl::LockServer( int fLock ) +{ + if ( fLock ) + g_nLock++; + else + g_nLock--; + + return S_OK; +} + +}; // namespace inprocserv + |