1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #define UNICODE 25 26 #ifdef _MSC_VER 27 #pragma warning(push,1) // disable warnings within system headers 28 #endif 29 #include <windows.h> 30 #ifdef _MSC_VER 31 #pragma warning(pop) 32 #endif 33 34 #include <string.h> 35 #include <malloc.h> 36 #include <stdio.h> 37 #include "strsafe.h" 38 39 #include <seterror.hxx> 40 41 //---------------------------------------------------------- 42 #ifdef DEBUG 43 inline void OutputDebugStringFormat( LPCTSTR pFormat, ... ) 44 { 45 TCHAR buffer[1024]; 46 va_list args; 47 48 va_start( args, pFormat ); 49 StringCchVPrintf( buffer, sizeof(buffer), pFormat, args ); 50 OutputDebugString( buffer ); 51 } 52 #else 53 static inline void OutputDebugStringFormat( LPCTSTR, ... ) 54 { 55 } 56 #endif 57 58 //---------------------------------------------------------- 59 void SetMsiErrorCode( int nErrorCode ) 60 { 61 const TCHAR sMemMapName[] = TEXT( "Global\\MsiErrorObject" ); 62 63 HANDLE hMapFile; 64 int *pBuf; 65 66 hMapFile = OpenFileMapping( 67 FILE_MAP_ALL_ACCESS, // read/write access 68 FALSE, // do not inherit the name 69 sMemMapName ); // name of mapping object 70 71 if ( hMapFile == NULL ) // can not set error code 72 { 73 OutputDebugStringFormat( TEXT("Could not open map file (%d).\n"), GetLastError() ); 74 return; 75 } 76 77 pBuf = (int*) MapViewOfFile( hMapFile, // handle to map object 78 FILE_MAP_ALL_ACCESS, // read/write permission 79 0, 80 0, 81 sizeof( int ) ); 82 if ( pBuf ) 83 { 84 *pBuf = nErrorCode; 85 UnmapViewOfFile( pBuf ); 86 } 87 else 88 OutputDebugStringFormat( TEXT("Could not map view of file (%d).\n"), GetLastError() ); 89 90 CloseHandle( hMapFile ); 91 } 92 93 94