diff options
Diffstat (limited to 'libusb/os/windows_usb.c')
| -rw-r--r-- | libusb/os/windows_usb.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/libusb/os/windows_usb.c b/libusb/os/windows_usb.c index e74ba44..40d36dc 100644 --- a/libusb/os/windows_usb.c +++ b/libusb/os/windows_usb.c @@ -2720,6 +2720,7 @@ static int winusb_submit_control_transfer(struct usbi_transfer *itransfer) winusb_handle = handle_priv->interface_handle[current_interface].api_handle; wfd = usbi_create_fd(winusb_handle, _O_RDONLY); + // Always use the handle returned from usbi_create_fd (wfd.handle) if (wfd.fd < 0) { return LIBUSB_ERROR_NO_MEM; } @@ -2796,16 +2797,17 @@ static int winusb_submit_bulk_transfer(struct usbi_transfer *itransfer) direction_in = transfer->endpoint & LIBUSB_ENDPOINT_IN; wfd = usbi_create_fd(winusb_handle, direction_in?_O_RDONLY:_O_WRONLY); + // Always use the handle returned from usbi_create_fd (wfd.handle) if (wfd.fd < 0) { return LIBUSB_ERROR_NO_MEM; } if (direction_in) { usbi_dbg("reading %d bytes", transfer->length); - ret = WinUsb_ReadPipe(winusb_handle, transfer->endpoint, transfer->buffer, transfer->length, NULL, wfd.overlapped); + ret = WinUsb_ReadPipe(wfd.handle, transfer->endpoint, transfer->buffer, transfer->length, NULL, wfd.overlapped); } else { usbi_dbg("writing %d bytes", transfer->length); - ret = WinUsb_WritePipe(winusb_handle, transfer->endpoint, transfer->buffer, transfer->length, NULL, wfd.overlapped); + ret = WinUsb_WritePipe(wfd.handle, transfer->endpoint, transfer->buffer, transfer->length, NULL, wfd.overlapped); } if (!ret) { if(GetLastError() != ERROR_IO_PENDING) { @@ -4487,7 +4489,7 @@ static int hid_submit_control_transfer(struct usbi_transfer *itransfer) usbi_dbg("will use interface %d", current_interface); hid_handle = handle_priv->interface_handle[current_interface].api_handle; - + // Always use the handle returned from usbi_create_fd (wfd.handle) wfd = usbi_create_fd(hid_handle, _O_RDONLY); if (wfd.fd < 0) { return LIBUSB_ERROR_NO_MEM; @@ -4497,7 +4499,7 @@ static int hid_submit_control_transfer(struct usbi_transfer *itransfer) case LIBUSB_REQUEST_TYPE_STANDARD: switch(setup->request) { case LIBUSB_REQUEST_GET_DESCRIPTOR: - r = _hid_get_descriptor(priv->hid, hid_handle, LIBUSB_REQ_RECIPIENT(setup->request_type), + r = _hid_get_descriptor(priv->hid, wfd.handle, LIBUSB_REQ_RECIPIENT(setup->request_type), (setup->value >> 8) & 0xFF, setup->value & 0xFF, transfer->buffer + LIBUSB_CONTROL_SETUP_SIZE, &size); break; case LIBUSB_REQUEST_GET_CONFIGURATION: @@ -4532,7 +4534,7 @@ static int hid_submit_control_transfer(struct usbi_transfer *itransfer) } break; case LIBUSB_REQUEST_TYPE_CLASS: - r =_hid_class_request(priv->hid, hid_handle, setup->request_type, setup->request, setup->value, + r =_hid_class_request(priv->hid, wfd.handle, setup->request_type, setup->request, setup->value, setup->index, transfer->buffer + LIBUSB_CONTROL_SETUP_SIZE, transfer_priv, &size, wfd.overlapped); break; @@ -4591,6 +4593,7 @@ static int hid_submit_bulk_transfer(struct usbi_transfer *itransfer) { direction_in = transfer->endpoint & LIBUSB_ENDPOINT_IN; wfd = usbi_create_fd(hid_handle, direction_in?_O_RDONLY:_O_WRONLY); + // Always use the handle returned from usbi_create_fd (wfd.handle) if (wfd.fd < 0) { return LIBUSB_ERROR_NO_MEM; } @@ -4603,13 +4606,13 @@ static int hid_submit_bulk_transfer(struct usbi_transfer *itransfer) { if (direction_in) { transfer_priv->hid_buffer[0] = priv->hid->input_report_id; usbi_dbg("reading %d bytes (report ID: 0x%02X)", transfer->length+1, transfer_priv->hid_buffer[0]); - ret = ReadFile(hid_handle, transfer_priv->hid_buffer, transfer->length+1, &size, wfd.overlapped); + ret = ReadFile(wfd.handle, transfer_priv->hid_buffer, transfer->length+1, &size, wfd.overlapped); } else { transfer_priv->hid_buffer[0] = priv->hid->output_report_id; memcpy(transfer_priv->hid_buffer+1, transfer->buffer, transfer->length); usbi_dbg("writing %d bytes (report ID: 0x%02X)", transfer->length+1, transfer_priv->hid_buffer[0]); transfer_priv->hid_buffer[0] = 0; - ret = WriteFile(hid_handle, transfer_priv->hid_buffer, transfer->length+1, &size, wfd.overlapped); + ret = WriteFile(wfd.handle, transfer_priv->hid_buffer, transfer->length+1, &size, wfd.overlapped); } if (!ret) { if (GetLastError() != ERROR_IO_PENDING) { |