AutoHandle get_current_process_token() noexcept { HANDLE token = nullptr; OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &token); return AutoHandle(token); }
void run() { if (_arguments.count() == 1) { console.write("Usage: run [-c] <name of file to send>\n"); return; } int fileNameArgument = 1; bool comFile = false; if (_arguments[1] == String("-c")) { comFile = true; fileNameArgument = 2; } String fileName = _arguments[fileNameArgument]; String data = File(fileName).contents(); int l = data.length(); _com = AutoHandle(CreateFile( L"COM3", GENERIC_READ | GENERIC_WRITE, 0, // must be opened with exclusive-access NULL, // default security attributes OPEN_EXISTING, // must use OPEN_EXISTING 0, // not overlapped I/O NULL), // hTemplate must be NULL for comm devices String("COM port")); //IF_ZERO_THROW(SetupComm(_com, 1024, 1024)); DCB deviceControlBlock; SecureZeroMemory(&deviceControlBlock, sizeof(DCB)); IF_ZERO_THROW(GetCommState(_com, &deviceControlBlock)); deviceControlBlock.DCBlength = sizeof(DCB); deviceControlBlock.BaudRate = 19200; deviceControlBlock.fBinary = TRUE; deviceControlBlock.fParity = FALSE; deviceControlBlock.fOutxCtsFlow = FALSE; deviceControlBlock.fOutxDsrFlow = FALSE; // DTR_CONTROL_ENABLE causes Arduino to reset on connect //deviceControlBlock.fDtrControl = DTR_CONTROL_ENABLE; deviceControlBlock.fDtrControl = DTR_CONTROL_DISABLE; deviceControlBlock.fDsrSensitivity = FALSE; deviceControlBlock.fTXContinueOnXoff = TRUE; deviceControlBlock.fOutX = TRUE; deviceControlBlock.fInX = TRUE; deviceControlBlock.fErrorChar = FALSE; deviceControlBlock.fNull = FALSE; deviceControlBlock.fRtsControl = RTS_CONTROL_DISABLE; deviceControlBlock.fAbortOnError = TRUE; deviceControlBlock.wReserved = 0; deviceControlBlock.ByteSize = 8; deviceControlBlock.Parity = NOPARITY; deviceControlBlock.StopBits = ONESTOPBIT; deviceControlBlock.XonChar = 17; deviceControlBlock.XoffChar = 19; IF_ZERO_THROW(SetCommState(_com, &deviceControlBlock)); //COMMTIMEOUTS timeOuts; //SecureZeroMemory(&timeOuts, sizeof(COMMTIMEOUTS)); //timeOuts.ReadIntervalTimeout = 0; //timeOuts.ReadTotalTimeoutMultiplier = 0; //timeOuts.ReadTotalTimeoutConstant = 0; //IF_ZERO_THROW(SetCommTimeouts(_com, &timeOuts)); IF_ZERO_THROW(SetCommMask(_com, EV_RXCHAR)); //IF_ZERO_THROW(ClearCommBreak(_com)); //IF_ZERO_THROW(PurgeComm(_com, PURGE_RXCLEAR | PURGE_TXCLEAR)); //IF_ZERO_THROW(FlushFileBuffers(_com)); //DWORD error; //IF_ZERO_THROW(ClearCommError(_com, &error, NULL)); //_com.set(CreateFile(L"run.output", GENERIC_WRITE, 0, NULL, // CREATE_ALWAYS, 0, NULL)); Sleep(2000); ReaderThread thread(this); //thread.start(); sendByte(0x7f); // Put Arduino in raw mode sendByte(0x76); // Clear keyboard buffer sendByte(0x72); // Put Arduino in tester mode //sendByte(0x78); // Put Arduino in tester raw mode // The buffer in the Arduino only holds 255 bytes, so we have to send // it in chunks. We do this by buffering the data on the host PC side, // and sending the buffer when it's full or when we're done. _bufferCount = 0; // When running a .com file, we need the instruction pointer to start // at 0x100. We do this by prepending 0x100 NOP bytes at the beginning. // In DOS this area would contain the Program Segment Prefix structure. console.write(hex(l) + "\n"); Byte checkSum = 0; if (comFile) { addLength(l + 0x100); for (int i = 0; i < 0x100; ++i) { addByte(0x90); checkSum += 0x90; } } else addLength(l); for (int i = 0; i < l; ++i) { addByte(data[i]); // Send data byte checkSum += data[i]; if ((i & 0xff) == 0) console.write("."); } addByte(checkSum); flush(); IF_ZERO_THROW(FlushFileBuffers(_com)); console.write("Upload complete.\n"); // Dump bytes from COM port to stdout until we receive ^Z //thread.join(); }
static AutoHandle current() { return AutoHandle( GetCurrentThread() ); }