mirror of
https://github.com/xiaoyifang/goldendict-ng.git
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64 lines
1.6 KiB
C++
64 lines
1.6 KiB
C++
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#include <QCoreApplication>
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#include <QDir>
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#ifndef _UNICODE
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#define _UNICODE
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#endif
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#include "x64.hh"
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#include <windows.h>
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#include <tchar.h>
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typedef BOOL (WINAPI *LPFN_ISWOW64PROCESS) (HANDLE, PBOOL);
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PROCESS_INFORMATION pInfo;
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bool isWow64()
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{
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static LPFN_ISWOW64PROCESS fnIsWow64Process;
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BOOL bIsWow64 = FALSE;
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if( NULL == fnIsWow64Process )
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fnIsWow64Process = (LPFN_ISWOW64PROCESS)GetProcAddress( GetModuleHandle( _T("kernel32") ), "IsWow64Process" );
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if( NULL != fnIsWow64Process )
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{
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if ( !fnIsWow64Process( GetCurrentProcess(), &bIsWow64 ) )
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return false;
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}
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return bIsWow64;
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}
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bool installx64Hooks()
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{
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STARTUPINFO startup;
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if( !isWow64() )
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return false;
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if( pInfo.hProcess != NULL )
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removex64Hooks();
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QDir dir = QCoreApplication::applicationDirPath();
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if( !dir.cd("x64") )
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return false;
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QString starterProc = QDir::toNativeSeparators( dir.filePath( "x64helper.exe" ) );
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memset( &startup, 0, sizeof(startup) );
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startup.cb = sizeof(startup);
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BOOL b = CreateProcess( starterProc.toStdWString().c_str(), NULL, NULL, NULL, FALSE, CREATE_NO_WINDOW | DETACHED_PROCESS, NULL, NULL, &startup, &pInfo );
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if( !b )
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pInfo.hProcess = NULL;
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return b;
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}
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void removex64Hooks()
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{
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if( pInfo.hProcess == NULL )
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return;
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PostThreadMessage( pInfo.dwThreadId, WM_QUIT, 0, 0 );
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DWORD res = WaitForSingleObject( pInfo.hProcess, 3000 );
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if( res == WAIT_TIMEOUT )
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TerminateProcess( pInfo.hProcess, 1 );
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CloseHandle( pInfo.hProcess );
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CloseHandle( pInfo.hThread );
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pInfo.hProcess = NULL;
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}
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