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uart: add modem IOCTLS

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This commit is contained in:
Hay1tsme
2024-08-20 11:29:32 -04:00
parent 09306229f1
commit 1122b83a29
4 changed files with 36 additions and 10 deletions
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hooklib/uart.c
+26 -5
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@@ -241,6 +241,13 @@ static HRESULT uart_handle_ioctl(struct uart *uart, struct irp *irp)
case IOCTL_SERIAL_GET_WAIT_MASK:
return iobuf_write(&irp->read, &uart->mask, sizeof(uart->mask));
case IOCTL_SERIAL_GET_MODEM_CONTROL:
return iobuf_write(&irp->read, &uart->modem_control, sizeof(uart->modem_control));
case IOCTL_SERIAL_GET_MODEMSTATUS:
ULONG status = (uart->cts_on << 4) | (uart->dsr_on << 5) | (uart->ring_on << 6) | (uart->rlsd_on << 7);
return iobuf_write(&irp->read, &status, sizeof(status));
case IOCTL_SERIAL_SET_BAUD_RATE:
return iobuf_read(&irp->write, &uart->baud, sizeof(uart->baud));
@@ -259,16 +266,30 @@ static HRESULT uart_handle_ioctl(struct uart *uart, struct irp *irp)
case IOCTL_SERIAL_SET_WAIT_MASK:
return iobuf_read(&irp->write, &uart->mask, sizeof(uart->mask));
case IOCTL_SERIAL_SET_MODEM_CONTROL:
return iobuf_read(&irp->write, &uart->modem_control, sizeof(uart->modem_control));
case IOCTL_SERIAL_CLR_DTR:
uart->dtr_on = false;
return S_OK;
case IOCTL_SERIAL_CLR_RTS:
uart->rts_on = false;
return S_OK;
case IOCTL_SERIAL_SET_DTR:
uart->dtr_on = true;
return S_OK;
case IOCTL_SERIAL_SET_RTS:
uart->rts_on = true;
return S_OK;
/* These can be safely ignored */
case IOCTL_SERIAL_SET_BREAK_ON:
case IOCTL_SERIAL_SET_BREAK_OFF:
case IOCTL_SERIAL_CLR_DTR:
case IOCTL_SERIAL_CLR_RTS:
case IOCTL_SERIAL_SET_DTR:
case IOCTL_SERIAL_SET_RTS:
case IOCTL_SERIAL_SET_XOFF:
case IOCTL_SERIAL_SET_XON:
case IOCTL_SERIAL_PURGE:
case IOCTL_SERIAL_SET_QUEUE_SIZE:
return S_OK;