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344 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#if !defined WIN32_LEAN_AND_MEAN
# define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#include <msiquery.h>
#include <cassert>
#include <string.h>
#include <malloc.h>
#define CHART_COMPONENT 1
#define DRAW_COMPONENT 2
#define IMPRESS_COMPONENT 4
#define CALC_COMPONENT 8
#define WRITER_COMPONENT 16
#define MATH_COMPONENT 32
typedef int ( __stdcall * DllNativeRegProc ) ( int, BOOL, BOOL, const wchar_t* );
typedef int ( __stdcall * DllNativeUnregProc ) ( int, BOOL, BOOL );
static bool UnicodeEquals( wchar_t const * pStr1, wchar_t const * pStr2 )
{
if ( pStr1 == nullptr && pStr2 == nullptr )
return true;
else if ( pStr1 == nullptr || pStr2 == nullptr )
return false;
while( *pStr1 == *pStr2 && *pStr1 && *pStr2 )
{
pStr1++;
pStr2++;
}
return ( *pStr1 == 0 && *pStr2 == 0 );
}
static void RegisterActiveXNative( const wchar_t* pActiveXPath, int nMode, bool InstallForAllUser, bool InstallFor64Bit )
{
HINSTANCE hModule = LoadLibraryExW( pActiveXPath, nullptr, LOAD_WITH_ALTERED_SEARCH_PATH );
if( hModule )
{
DllNativeRegProc pNativeProc = reinterpret_cast<DllNativeRegProc>(GetProcAddress( hModule, "DllRegisterServerNative" ));
if( pNativeProc!=nullptr )
{
int nLen = wcslen( pActiveXPath );
int nRemoveLen = strlen( "\\so_activex.dll" );
if ( nLen > nRemoveLen )
{
wchar_t* pProgramPath = static_cast<wchar_t*>( malloc( (nLen - nRemoveLen + 1) * sizeof(wchar_t) ) );
assert(pProgramPath); // Don't handle OOM conditions
wcsncpy( pProgramPath, pActiveXPath, nLen - nRemoveLen );
pProgramPath[ nLen - nRemoveLen ] = 0;
( *pNativeProc )( nMode, InstallForAllUser, InstallFor64Bit, pProgramPath );
free( pProgramPath );
}
}
FreeLibrary( hModule );
}
}
static void UnregisterActiveXNative( const wchar_t* pActiveXPath, int nMode, bool InstallForAllUser, bool InstallFor64Bit )
{
HINSTANCE hModule = LoadLibraryExW( pActiveXPath, nullptr, LOAD_WITH_ALTERED_SEARCH_PATH );
if( hModule )
{
DllNativeUnregProc pNativeProc = reinterpret_cast<DllNativeUnregProc>(GetProcAddress( hModule, "DllUnregisterServerNative" ));
if( pNativeProc!=nullptr )
( *pNativeProc )( nMode, InstallForAllUser, InstallFor64Bit );
FreeLibrary( hModule );
}
}
static bool GetMsiPropW( MSIHANDLE hMSI, const wchar_t* pPropName, wchar_t** ppValue )
{
DWORD sz = 0;
if ( MsiGetPropertyW( hMSI, pPropName, const_cast<wchar_t *>(L""), &sz ) == ERROR_MORE_DATA )
{
sz++;
DWORD nbytes = sz * sizeof( wchar_t );
wchar_t* buff = static_cast<wchar_t*>( malloc( nbytes ) );
assert(buff); // Don't handle OOM conditions
ZeroMemory( buff, nbytes );
MsiGetPropertyW( hMSI, pPropName, buff, &sz );
*ppValue = buff;
return true;
}
return false;
}
static bool GetActiveXControlPath( MSIHANDLE hMSI, wchar_t** ppActiveXPath )
{
wchar_t* pProgPath = nullptr;
if ( GetMsiPropW( hMSI, L"INSTALLLOCATION", &pProgPath ) && pProgPath )
{
int nLen = wcslen( pProgPath );
*ppActiveXPath = static_cast<wchar_t*>( malloc( (nLen + 23) * sizeof(wchar_t) ) );
wcsncpy( *ppActiveXPath, pProgPath, nLen );
wcsncpy( (*ppActiveXPath) + nLen, L"program\\so_activex.dll", 22 );
(*ppActiveXPath)[nLen+22] = 0;
free(pProgPath);
return true;
}
return false;
}
static bool GetDelta( MSIHANDLE hMSI, int& nOldInstallMode, int& nInstallMode, int& nDeinstallMode )
{
// for now the chart is always installed
nOldInstallMode = CHART_COMPONENT;
nInstallMode = CHART_COMPONENT;
nDeinstallMode = 0;
INSTALLSTATE current_state;
INSTALLSTATE future_state;
if ( ERROR_SUCCESS == MsiGetFeatureStateW( hMSI, L"gm_p_Wrt_Bin", ¤t_state, &future_state ) )
{
// analyze writer installation mode
if ( current_state == INSTALLSTATE_LOCAL )
nOldInstallMode |= WRITER_COMPONENT;
if ( future_state == INSTALLSTATE_LOCAL
|| ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_UNKNOWN ) )
nInstallMode |= WRITER_COMPONENT;
else if ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_ABSENT )
nDeinstallMode |= WRITER_COMPONENT;
}
else
{
// assert( FALSE );
}
if ( ERROR_SUCCESS == MsiGetFeatureStateW( hMSI, L"gm_p_Calc_Bin", ¤t_state, &future_state ) )
{
// analyze calc installation mode
if ( current_state == INSTALLSTATE_LOCAL )
nOldInstallMode |= CALC_COMPONENT;
if ( future_state == INSTALLSTATE_LOCAL
|| ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_UNKNOWN ) )
nInstallMode |= CALC_COMPONENT;
else if ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_ABSENT )
nDeinstallMode |= CALC_COMPONENT;
}
else
{
// assert( FALSE );
}
if ( ERROR_SUCCESS == MsiGetFeatureStateW( hMSI, L"gm_p_Draw_Bin", ¤t_state, &future_state ) )
{
// analyze draw installation mode
if ( current_state == INSTALLSTATE_LOCAL )
nOldInstallMode |= DRAW_COMPONENT;
if ( future_state == INSTALLSTATE_LOCAL
|| ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_UNKNOWN ) )
nInstallMode |= DRAW_COMPONENT;
else if ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_ABSENT )
nDeinstallMode |= DRAW_COMPONENT;
}
else
{
// assert( FALSE );
}
if ( ERROR_SUCCESS == MsiGetFeatureStateW( hMSI, L"gm_p_Impress_Bin", ¤t_state, &future_state ) )
{
// analyze impress installation mode
if ( current_state == INSTALLSTATE_LOCAL )
nOldInstallMode |= IMPRESS_COMPONENT;
if ( future_state == INSTALLSTATE_LOCAL
|| ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_UNKNOWN ) )
nInstallMode |= IMPRESS_COMPONENT;
else if ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_ABSENT )
nDeinstallMode |= IMPRESS_COMPONENT;
}
else
{
// assert( FALSE );
}
if ( ERROR_SUCCESS == MsiGetFeatureStateW( hMSI, L"gm_p_Math_Bin", ¤t_state, &future_state ) )
{
// analyze math installation mode
if ( current_state == INSTALLSTATE_LOCAL )
nOldInstallMode |= MATH_COMPONENT;
if ( future_state == INSTALLSTATE_LOCAL
|| ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_UNKNOWN ) )
nInstallMode |= MATH_COMPONENT;
else if ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_ABSENT )
nDeinstallMode |= MATH_COMPONENT;
}
else
{
// assert( FALSE );
}
return true;
}
static bool MakeInstallForAllUsers( MSIHANDLE hMSI )
{
bool bResult = false;
wchar_t* pVal = nullptr;
if ( GetMsiPropW( hMSI, L"ALLUSERS", &pVal ) && pVal )
{
bResult = UnicodeEquals( pVal , L"1" );
free( pVal );
}
return bResult;
}
static bool MakeInstallFor64Bit( MSIHANDLE hMSI )
{
bool bResult = false;
wchar_t* pVal = nullptr;
if ( GetMsiPropW( hMSI, L"VersionNT64", &pVal ) && pVal )
{
bResult = true;
free( pVal );
}
return bResult;
}
extern "C" __declspec(dllexport) UINT __stdcall InstallActiveXControl( MSIHANDLE hMSI )<--- The function 'InstallActiveXControl' is never used.
{
INSTALLSTATE current_state;
INSTALLSTATE future_state;
if ( ERROR_SUCCESS == MsiGetFeatureStateW( hMSI, L"gm_o_Activexcontrol", ¤t_state, &future_state ) )
{
int nOldInstallMode = 0;
int nInstallMode = 0;
int nDeinstallMode = 0;
bool bInstallForAllUser = MakeInstallForAllUsers( hMSI );
bool bInstallFor64Bit = MakeInstallFor64Bit( hMSI );
wchar_t* pActiveXPath = nullptr;
if ( GetActiveXControlPath( hMSI, &pActiveXPath ) && pActiveXPath
&& GetDelta( hMSI, nOldInstallMode, nInstallMode, nDeinstallMode ) )
{
if ( future_state == INSTALLSTATE_LOCAL
|| ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_UNKNOWN ) )
{
// the control is installed in the new selected configuration
if ( current_state == INSTALLSTATE_LOCAL && nDeinstallMode )
UnregisterActiveXNative( pActiveXPath, nDeinstallMode, bInstallForAllUser, bInstallFor64Bit );
if ( nInstallMode )
RegisterActiveXNative( pActiveXPath, nInstallMode, bInstallForAllUser, bInstallFor64Bit );
}
else if ( current_state == INSTALLSTATE_LOCAL && future_state == INSTALLSTATE_ABSENT )
{
if ( nOldInstallMode )
UnregisterActiveXNative( pActiveXPath, nOldInstallMode, bInstallForAllUser, bInstallFor64Bit );
}
}
if ( pActiveXPath )
free( pActiveXPath );
}
else
{
// assert( FALSE );
}
return ERROR_SUCCESS;
}
extern "C" __declspec(dllexport) UINT __stdcall DeinstallActiveXControl( MSIHANDLE hMSI )<--- The function 'DeinstallActiveXControl' is never used.
{
INSTALLSTATE current_state;
INSTALLSTATE future_state;
if ( ERROR_SUCCESS == MsiGetFeatureStateW( hMSI, L"gm_o_Activexcontrol", ¤t_state, &future_state ) )
{
wchar_t* pActiveXPath = nullptr;
if ( current_state == INSTALLSTATE_LOCAL && GetActiveXControlPath( hMSI, &pActiveXPath ) && pActiveXPath )
{
bool bInstallForAllUser = MakeInstallForAllUsers( hMSI );
bool bInstallFor64Bit = MakeInstallFor64Bit( hMSI );
{
UnregisterActiveXNative( pActiveXPath,
CHART_COMPONENT
| DRAW_COMPONENT
| IMPRESS_COMPONENT
| CALC_COMPONENT
| WRITER_COMPONENT
| MATH_COMPONENT,
bInstallForAllUser,
bInstallFor64Bit );
}
free( pActiveXPath );
}
}
return ERROR_SUCCESS;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|