| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #define UNICODE |
| |
| #ifdef _MSC_VER |
| #pragma warning(push,1) // disable warnings within system headers |
| #endif |
| #include <windows.h> |
| #include <msiquery.h> |
| #ifdef _MSC_VER |
| #pragma warning(pop) |
| #endif |
| |
| #include <string.h> |
| #include <malloc.h> |
| #include <stdio.h> |
| #include "strsafe.h" |
| |
| #include <seterror.hxx> |
| |
| //---------------------------------------------------------- |
| BOOL GetMsiProp( MSIHANDLE hMSI, const wchar_t* pPropName, wchar_t** ppValue ) |
| { |
| DWORD sz = 0; |
| if ( MsiGetProperty( hMSI, pPropName, L"", &sz ) == ERROR_MORE_DATA ) |
| { |
| sz++; |
| DWORD nbytes = sz * sizeof( wchar_t ); |
| wchar_t* buff = reinterpret_cast<wchar_t*>( malloc( nbytes ) ); |
| ZeroMemory( buff, nbytes ); |
| MsiGetProperty( hMSI, pPropName, buff, &sz ); |
| *ppValue = buff; |
| |
| return TRUE; |
| } |
| |
| return FALSE; |
| } |
| |
| //---------------------------------------------------------- |
| #ifdef DEBUG |
| inline void OutputDebugStringFormat( LPCTSTR pFormat, ... ) |
| { |
| TCHAR buffer[1024]; |
| va_list args; |
| |
| va_start( args, pFormat ); |
| StringCchVPrintf( buffer, sizeof(buffer), pFormat, args ); |
| OutputDebugString( buffer ); |
| } |
| #else |
| static inline void OutputDebugStringFormat( LPCTSTR, ... ) |
| { |
| } |
| #endif |
| |
| //---------------------------------------------------------- |
| extern "C" UINT __stdcall CheckVersions( MSIHANDLE hMSI ) |
| { |
| // MessageBox(NULL, L"CheckVersions", L"Information", MB_OK | MB_ICONINFORMATION); |
| |
| wchar_t* pVal = NULL; |
| |
| if ( GetMsiProp( hMSI, L"NEWPRODUCTS", &pVal ) && pVal ) |
| { |
| OutputDebugStringFormat( TEXT("DEBUG: NEWPRODUCTS found [%s]"), pVal ); |
| if ( *pVal != 0 ) |
| SetMsiErrorCode( MSI_ERROR_NEW_VERSION_FOUND ); |
| free( pVal ); |
| } |
| pVal = NULL; |
| if ( GetMsiProp( hMSI, L"SAMEPRODUCTS", &pVal ) && pVal ) |
| { |
| OutputDebugStringFormat( TEXT("DEBUG: SAMEPRODUCTS found [%s]"), pVal ); |
| if ( *pVal != 0 ) |
| SetMsiErrorCode( MSI_ERROR_SAME_VERSION_FOUND ); |
| free( pVal ); |
| } |
| pVal = NULL; |
| if ( GetMsiProp( hMSI, L"OLDPRODUCTS", &pVal ) && pVal ) |
| { |
| OutputDebugStringFormat( TEXT("DEBUG: OLDPRODUCTS found [%s]"), pVal ); |
| if ( *pVal != 0 ) |
| SetMsiErrorCode( MSI_ERROR_OLD_VERSION_FOUND ); |
| free( pVal ); |
| } |
| pVal = NULL; |
| if ( GetMsiProp( hMSI, L"BETAPRODUCTS", &pVal ) && pVal ) |
| { |
| OutputDebugStringFormat( TEXT("DEBUG: BETAPRODUCTS found [%s]"), pVal ); |
| if ( *pVal != 0 ) |
| SetMsiErrorCode( MSI_ERROR_OLD_VERSION_FOUND ); |
| free( pVal ); |
| } |
| |
| pVal = NULL; |
| if ( GetMsiProp( hMSI, L"NEWPRODUCTSPATCH", &pVal ) && pVal ) |
| { |
| OutputDebugStringFormat( TEXT("DEBUG: NEWPRODUCTSPATCH found [%s]"), pVal ); |
| if ( *pVal != 0 ) |
| SetMsiErrorCode( MSI_ERROR_NEW_PATCH_FOUND ); |
| free( pVal ); |
| } |
| pVal = NULL; |
| if ( GetMsiProp( hMSI, L"SAMEPRODUCTSPATCH", &pVal ) && pVal ) |
| { |
| OutputDebugStringFormat( TEXT("DEBUG: SAMEPRODUCTSPATCH found [%s]"), pVal ); |
| if ( *pVal != 0 ) |
| SetMsiErrorCode( MSI_ERROR_SAME_PATCH_FOUND ); |
| free( pVal ); |
| } |
| pVal = NULL; |
| if ( GetMsiProp( hMSI, L"OLDPRODUCTSPATCH", &pVal ) && pVal ) |
| { |
| OutputDebugStringFormat( TEXT("DEBUG: OLDPRODUCTSPATCH found [%s]"), pVal ); |
| if ( *pVal != 0 ) |
| SetMsiErrorCode( MSI_ERROR_OLD_PATCH_FOUND ); |
| free( pVal ); |
| } |
| |
| return ERROR_SUCCESS; |
| } |
| |
| |