#define RTN_ERROR 13 void PERR(LPTSTR szAPI, DWORD dwLastError) //休眠时调用到的一个函数,用来 ////记录休眠中遇到的错误 { LPTSTR MessageBuffer; DWORD dwBufferLength; fprintf(stderr,"%s error! (rc=%lu)n", szAPI, dwLastError); if(dwBufferLength=FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, dwLastError, LANG_NEUTRAL, (LPTSTR) &MessageBuffer, 0, NULL)) { DWORD dwBytesWritten; WriteFile(GetStdHandle(STD_ERROR_HANDLE), MessageBuffer, dwBufferLength, &dwBytesWritten, NULL); LocalFree(MessageBuffer); } } INT SetPower()有 //主要功能函数 { TOKEN_PRIVILEGES tp; HANDLE hToken; LUID luid; LPTSTR MachineName=NULL; if(!OpenProcessToken(GetCurrentProcess(), ////////从这里//////////////////////////// TOKEN_ADJUST_PRIVILEGES, &hToken )) { PERR("OpenProcessToken", GetLastError() ); return RTN_ERROR; } if(!LookupPrivilegeValue(MachineName, SE_SHUTDOWN_NAME, &luid)) { PERR("LookupPrivilegeValue", GetLastError() ); return RTN_ERROR; } tp.PrivilegeCount = 1; tp.Privileges[0].Luid = luid; tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; AdjustTokenPrivileges(hToken, FALSE, &tp, sizeof(TOKEN_PRIVILEGES), NULL, NULL ); ////////////////到这里,是取得权限////////////////////// SetSystemPowerState(FALSE,TRUE); return 0; } |