vfs0050: Port vfs0050 driver to new API
This commit is contained in:
Benjamin Berg
parent
2e30572364
commit
043b31df70
3 changed files with 287 additions and 347 deletions
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@ -22,164 +22,136 @@
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#include "drivers_api.h"
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#include "vfs0050.h"
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G_DEFINE_TYPE (FpDeviceVfs0050, fpi_device_vfs0050, FP_TYPE_IMAGE_DEVICE)
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/* USB functions */
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/* Callback for async_write */
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static void async_write_callback(struct libusb_transfer *transfer)
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static void async_write_callback(FpiUsbTransfer *transfer, FpDevice *device,
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gpointer user_data, GError *error)
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{
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fpi_ssm *ssm = transfer->user_data;
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struct fp_img_dev *idev = fpi_ssm_get_user_data(ssm);
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int transferred = transfer->actual_length, error =
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transfer->status, len = transfer->length;
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if (error != 0) {
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fp_err("USB write transfer: %s", libusb_error_name(error));
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fpi_imgdev_session_error(idev, -EIO);
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fpi_ssm_mark_failed(ssm, -EIO);
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if (error) {
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fp_err("USB write transfer: %s", error->message);
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fpi_ssm_mark_failed(transfer->ssm, error);
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return;
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}
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if (transferred != len) {
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fp_err("Written only %d of %d bytes", transferred, len);
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fpi_imgdev_session_error(idev, -EIO);
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fpi_ssm_mark_failed(ssm, -EIO);
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return;
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}
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fpi_ssm_next_state(ssm);
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fpi_ssm_next_state(transfer->ssm);
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}
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/* Send data to EP1, the only out endpoint */
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static void
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async_write(fpi_ssm *ssm,
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struct fp_img_dev *dev,
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async_write(FpiSsm *ssm,
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FpDevice *dev,
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void *data,
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int len)
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{
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struct libusb_device_handle *usb_dev = fpi_dev_get_usb_dev(FP_DEV(dev));
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struct vfs_dev_t *vdev = FP_INSTANCE_DATA(FP_DEV(dev));
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FpiUsbTransfer *transfer;
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vdev->transfer = fpi_usb_alloc();
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vdev->transfer->flags |= LIBUSB_TRANSFER_FREE_TRANSFER;
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libusb_fill_bulk_transfer(vdev->transfer, usb_dev, 0x01, data, len,
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async_write_callback, ssm, VFS_USB_TIMEOUT);
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libusb_submit_transfer(vdev->transfer);
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transfer = fpi_usb_transfer_new (FP_DEVICE (dev));
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fpi_usb_transfer_fill_bulk_full(transfer, 0x01, data, len, NULL);
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transfer->ssm = ssm;
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transfer->short_is_error = TRUE;
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fpi_usb_transfer_submit(transfer, VFS_USB_TIMEOUT, NULL,
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async_write_callback, NULL);
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fpi_usb_transfer_unref(transfer);
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}
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/* Callback for async_read */
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static void async_read_callback(struct libusb_transfer *transfer)
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static void async_read_callback(FpiUsbTransfer *transfer, FpDevice *device,
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gpointer user_data, GError *error)
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{
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fpi_ssm *ssm = transfer->user_data;
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struct fp_img_dev *idev = fpi_ssm_get_user_data(ssm);
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int transferred = transfer->actual_length, error =
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transfer->status, len = transfer->length;
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int ep = transfer->endpoint;
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if (error != 0) {
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if (error) {
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fp_err("USB read transfer on endpoint %d: %s", ep - 0x80,
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libusb_error_name(error));
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fpi_imgdev_session_error(idev, -EIO);
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fpi_ssm_mark_failed(ssm, -EIO);
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error->message);
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fpi_ssm_mark_failed(transfer->ssm, error);
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return;
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}
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if (transferred != len) {
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fp_err("Received %d instead of %d bytes", transferred, len);
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fpi_imgdev_session_error(idev, -EIO);
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fpi_ssm_mark_failed(ssm, -EIO);
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return;
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}
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fpi_ssm_next_state(ssm);
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fpi_ssm_next_state(transfer->ssm);
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}
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/* Receive data from the given ep and compare with expected */
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/* Receive data from the given ep and either discard or fill the given buffer */
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static void
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async_read(fpi_ssm *ssm,
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struct fp_img_dev *dev,
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async_read(FpiSsm *ssm,
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FpDevice *dev,
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int ep,
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void *data,
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int len)
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{
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struct fp_img_dev *idev = fpi_ssm_get_user_data(ssm);
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struct libusb_device_handle *usb_dev = fpi_dev_get_usb_dev(FP_DEV(idev));
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struct vfs_dev_t *vdev = FP_INSTANCE_DATA(FP_DEV(idev));
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FpiUsbTransfer *transfer;
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GDestroyNotify free_func = NULL;
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ep |= LIBUSB_ENDPOINT_IN;
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ep |= FPI_USB_ENDPOINT_IN;
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vdev->transfer = fpi_usb_alloc();
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vdev->transfer->flags |= LIBUSB_TRANSFER_FREE_TRANSFER;
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transfer = fpi_usb_transfer_new (FP_DEVICE (dev));
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transfer->ssm = ssm;
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transfer->short_is_error = TRUE;
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if (data == NULL) {
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data = g_malloc0 (len);
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free_func = g_free;
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}
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/* 0x83 is the only interrupt endpoint */
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if (ep == EP3_IN)
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libusb_fill_interrupt_transfer(vdev->transfer, usb_dev, ep, data,
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len, async_read_callback, ssm,
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VFS_USB_TIMEOUT);
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fpi_usb_transfer_fill_interrupt_full(transfer, ep, data, len, free_func);
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else
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libusb_fill_bulk_transfer(vdev->transfer, usb_dev, ep, data, len,
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async_read_callback, ssm,
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VFS_USB_TIMEOUT);
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libusb_submit_transfer(vdev->transfer);
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fpi_usb_transfer_fill_bulk_full(transfer, ep, data, len, free_func);
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fpi_usb_transfer_submit(transfer, VFS_USB_TIMEOUT, NULL,
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async_read_callback, NULL);
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fpi_usb_transfer_unref(transfer);
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}
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/* Callback for async_read */
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static void async_abort_callback(struct libusb_transfer *transfer)
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/* Callback for async_abort */
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static void async_abort_callback(FpiUsbTransfer *transfer, FpDevice *device,
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gpointer user_data, GError *error)
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{
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fpi_ssm *ssm = transfer->user_data;
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struct fp_img_dev *idev = fpi_ssm_get_user_data(ssm);
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int transferred = transfer->actual_length, error = transfer->status;
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int ep = transfer->endpoint;
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/* In normal case endpoint is empty */
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if (error == LIBUSB_TRANSFER_TIMED_OUT) {
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fpi_ssm_next_state(ssm);
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if (g_error_matches (error, G_USB_DEVICE_ERROR, G_USB_DEVICE_ERROR_TIMED_OUT)) {
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g_free (error);
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fpi_ssm_next_state(transfer->ssm);
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return;
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}
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if (error != 0) {
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fp_err("USB write transfer: %s", libusb_error_name(error));
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fpi_imgdev_session_error(idev, -EIO);
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fpi_ssm_mark_failed(ssm, -EIO);
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if (error) {
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fp_err("USB write transfer: %s", error->message);
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fpi_ssm_mark_failed(transfer->ssm, error);
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return;
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}
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/* Don't stop process, only print warning */
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if (transferred > 0)
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fp_warn("Endpoint %d had extra %d bytes", ep - 0x80,
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transferred);
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fp_warn("Endpoint %d had extra %zd bytes readable", ep - 0x80,
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transfer->actual_length);
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fpi_ssm_jump_to_state(ssm, fpi_ssm_get_cur_state(ssm));
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fpi_ssm_jump_to_state(transfer->ssm,
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fpi_ssm_get_cur_state(transfer->ssm));
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}
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/* Receive data from the given ep and compare with expected */
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static void async_abort(fpi_ssm *ssm, int ep)
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/* Receive data from the given ep; continues to the next state once no
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* more data is available. Otherwise the current state is repeated. */
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static void async_abort(FpDevice *dev, FpiSsm *ssm, int ep)
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{
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struct fp_img_dev *idev = fpi_ssm_get_user_data(ssm);
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struct libusb_device_handle *usb_dev = fpi_dev_get_usb_dev(FP_DEV(idev));
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struct vfs_dev_t *vdev = FP_INSTANCE_DATA(FP_DEV(idev));
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FpiUsbTransfer *transfer;
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int len = VFS_USB_BUFFER_SIZE;
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unsigned char *data = g_malloc(VFS_USB_BUFFER_SIZE);
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ep |= FPI_USB_ENDPOINT_IN;
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ep |= LIBUSB_ENDPOINT_IN;
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vdev->transfer = fpi_usb_alloc();
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vdev->transfer->flags |=
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LIBUSB_TRANSFER_FREE_TRANSFER | LIBUSB_TRANSFER_FREE_BUFFER;
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transfer = fpi_usb_transfer_new (dev);
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/* 0x83 is the only interrupt endpoint */
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if (ep == EP3_IN)
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libusb_fill_interrupt_transfer(vdev->transfer, usb_dev, ep, data,
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len, async_abort_callback, ssm,
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VFS_USB_ABORT_TIMEOUT);
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fpi_usb_transfer_fill_interrupt (transfer, ep, VFS_USB_BUFFER_SIZE);
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else
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libusb_fill_bulk_transfer(vdev->transfer, usb_dev, ep, data, len,
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async_abort_callback, ssm,
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VFS_USB_ABORT_TIMEOUT);
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libusb_submit_transfer(vdev->transfer);
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fpi_usb_transfer_fill_bulk (transfer, ep, VFS_USB_BUFFER_SIZE);
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fpi_usb_transfer_submit(transfer, VFS_USB_ABORT_TIMEOUT, NULL,
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async_abort_callback, NULL);
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fpi_usb_transfer_unref(transfer);
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}
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/* Image processing functions */
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@ -233,7 +205,7 @@ static struct fpi_line_asmbl_ctx assembling_ctx = {
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};
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/* Processes image before submitting */
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static struct fp_img *prepare_image(struct vfs_dev_t *vdev)
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static FpImage *prepare_image(FpDeviceVfs0050 *vdev)
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{
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int height = vdev->bytes / VFS_LINE_SIZE;
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@ -258,152 +230,143 @@ static struct fp_img *prepare_image(struct vfs_dev_t *vdev)
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lines = g_slist_prepend(lines, vdev->lines_buffer + i);
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/* Perform line assembling */
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struct fp_img *img = fpi_assemble_lines(&assembling_ctx, lines, height);
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FpImage *img = fpi_assemble_lines(&assembling_ctx, lines, height);
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g_slist_free(lines);
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return img;
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}
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/* Processes and submits image after fingerprint received */
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static void submit_image(struct fp_img_dev *idev)
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static void submit_image(FpDeviceVfs0050 *self)
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{
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struct vfs_dev_t *vdev = FP_INSTANCE_DATA(FP_DEV(idev));
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FpImageDevice *idev = FP_IMAGE_DEVICE(self);
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/* We were not asked to submit image actually */
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if (!vdev->active)
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if (!self->active)
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return;
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struct fp_img *img = prepare_image(vdev);
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FpImage *img = prepare_image(self);
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if (!img)
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fpi_imgdev_abort_scan(idev, FP_VERIFY_RETRY_TOO_SHORT);
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fpi_image_device_retry_scan(idev, FP_DEVICE_RETRY_TOO_SHORT);
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else
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fpi_imgdev_image_captured(idev, img);
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fpi_image_device_image_captured(idev, img);
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/* Finger not on the scanner */
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fpi_imgdev_report_finger_status(idev, 0);
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fpi_image_device_report_finger_status(idev, FALSE);
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}
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/* Proto functions */
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/* SSM loop for clear_ep2 */
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static void
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clear_ep2_ssm(fpi_ssm *ssm, struct fp_dev *_dev, void *user_data)
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clear_ep2_ssm(FpiSsm *ssm, FpDevice *dev, void *user_data)
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{
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struct fp_img_dev *idev = user_data;
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short result;
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char command04 = 0x04;
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switch (fpi_ssm_get_cur_state(ssm)) {
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case SUBSM1_COMMAND_04:
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async_write(ssm, idev, &command04, sizeof(command04));
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async_write(ssm, dev, &command04, sizeof(command04));
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break;
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case SUBSM1_RETURN_CODE:
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async_read(ssm, idev, 1, &result, sizeof(result));
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async_read(ssm, dev, 1, NULL, 2);
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break;
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case SUBSM1_ABORT_2:
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async_abort(ssm, 2);
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async_abort(dev, ssm, 2);
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break;
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default:
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fp_err("Unknown SUBSM1 state");
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fpi_imgdev_session_error(idev, -EIO);
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fpi_ssm_mark_failed(ssm, -EIO);
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fpi_ssm_mark_failed(ssm, fpi_device_error_new (FP_DEVICE_ERROR_PROTO));
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}
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}
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/* Send command to clear EP2 */
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static void
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clear_ep2(fpi_ssm *ssm,
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struct fp_img_dev *idev)
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clear_ep2(FpDevice *dev,
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FpiSsm *ssm)
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{
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fpi_ssm *subsm =
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fpi_ssm_new(FP_DEV(idev), clear_ep2_ssm, SUBSM1_STATES, idev);
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FpiSsm *subsm =
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fpi_ssm_new(dev, clear_ep2_ssm, SUBSM1_STATES, NULL);
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fpi_ssm_start_subsm(ssm, subsm);
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}
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static void send_control_packet_ssm(fpi_ssm *ssm, struct fp_dev *_dev, void *user_data)
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static void send_control_packet_ssm(FpiSsm *ssm, FpDevice *dev,
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void *user_data)
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{
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struct fp_img_dev *idev = user_data;
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struct vfs_dev_t *vdev = FP_INSTANCE_DATA(_dev);
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short result;
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unsigned char *commit_result = NULL;
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FpDeviceVfs0050 *self = FPI_DEVICE_VFS0050(dev);
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switch (fpi_ssm_get_cur_state(ssm)) {
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case SUBSM2_SEND_CONTROL:
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async_write(ssm, idev, vdev->control_packet, VFS_CONTROL_PACKET_SIZE);
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async_write(ssm, dev, self->control_packet,
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VFS_CONTROL_PACKET_SIZE);
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break;
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case SUBSM2_RETURN_CODE:
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async_read(ssm, idev, 1, &result, sizeof(result));
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async_read(ssm, dev, 1, NULL, 2);
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break;
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case SUBSM2_SEND_COMMIT:
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/* next_receive_* packets could be sent only in pair */
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if (vdev->control_packet == next_receive_1) {
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vdev->control_packet = next_receive_2;
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if (self->control_packet == next_receive_1) {
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self->control_packet = next_receive_2;
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fpi_ssm_jump_to_state(ssm, SUBSM2_SEND_CONTROL);
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break;
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}
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/* commit_out in Windows differs in each commit, but I send the same each time */
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async_write(ssm, idev, commit_out, sizeof(commit_out));
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async_write(ssm, dev, commit_out, sizeof(commit_out));
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break;
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case SUBSM2_COMMIT_RESPONSE:
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commit_result = g_malloc(VFS_COMMIT_RESPONSE_SIZE);
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async_read(ssm, idev, 1, commit_result, VFS_COMMIT_RESPONSE_SIZE);
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async_read(ssm, dev, 1, NULL, VFS_COMMIT_RESPONSE_SIZE);
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break;
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case SUBSM2_READ_EMPTY_INTERRUPT:
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/* I don't know how to check result, it could be different */
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g_free(commit_result);
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async_read(ssm, idev, 3, vdev->interrupt, VFS_INTERRUPT_SIZE);
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/* I don't know how to check result, it could be different
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* NOTE: I guess this comment relates to the above read. */
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async_read(ssm, dev, 3, self->interrupt, VFS_INTERRUPT_SIZE);
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break;
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case SUBSM2_ABORT_3:
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/* Check that interrupt is empty */
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if (memcmp
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(vdev->interrupt, empty_interrupt, VFS_INTERRUPT_SIZE)) {
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(self->interrupt, empty_interrupt, VFS_INTERRUPT_SIZE)) {
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fp_err("Unknown SUBSM2 state");
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fpi_imgdev_session_error(idev, -EIO);
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fpi_ssm_mark_failed(ssm, -EIO);
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fpi_ssm_mark_failed(ssm, fpi_device_error_new (FP_DEVICE_ERROR_PROTO));
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break;
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}
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async_abort(ssm, 3);
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async_abort(dev, ssm, 3);
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break;
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case SUBSM2_CLEAR_EP2:
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/* After turn_on Windows doesn't clear EP2 */
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if (vdev->control_packet != turn_on)
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clear_ep2(ssm, idev);
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if (self->control_packet != turn_on)
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clear_ep2(dev, ssm);
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else
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fpi_ssm_next_state(ssm);
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break;
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default:
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fp_err("Unknown SUBSM2 state");
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fpi_imgdev_session_error(idev, -EIO);
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fpi_ssm_mark_failed(ssm, -EIO);
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fpi_ssm_mark_failed(ssm, fpi_device_error_new (FP_DEVICE_ERROR_PROTO));
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}
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}
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/* Send device state control packet */
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static void
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send_control_packet(fpi_ssm *ssm,
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struct fp_img_dev *idev)
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send_control_packet(FpiSsm *ssm,
|
||||
FpDevice *dev)
|
||||
{
|
||||
fpi_ssm *subsm =
|
||||
fpi_ssm_new(FP_DEV(idev), send_control_packet_ssm, SUBSM2_STATES, idev);
|
||||
FpiSsm *subsm =
|
||||
fpi_ssm_new(dev, send_control_packet_ssm,
|
||||
SUBSM2_STATES, NULL);
|
||||
fpi_ssm_start_subsm(ssm, subsm);
|
||||
}
|
||||
|
||||
/* Clears all fprint data */
|
||||
static void clear_data(struct vfs_dev_t *vdev)
|
||||
static void clear_data(FpDeviceVfs0050 *vdev)
|
||||
{
|
||||
g_free(vdev->lines_buffer);
|
||||
vdev->lines_buffer = NULL;
|
||||
|
|
@ -411,35 +374,24 @@ static void clear_data(struct vfs_dev_t *vdev)
|
|||
}
|
||||
|
||||
/* After receiving interrupt from EP3 */
|
||||
static void interrupt_callback(struct libusb_transfer *transfer)
|
||||
static void interrupt_callback(FpiUsbTransfer *transfer, FpDevice *device,
|
||||
gpointer user_data, GError *error)
|
||||
{
|
||||
fpi_ssm *ssm = transfer->user_data;
|
||||
struct fp_img_dev *idev = fpi_ssm_get_user_data(ssm);
|
||||
struct vfs_dev_t *vdev = FP_INSTANCE_DATA(FP_DEV(idev));
|
||||
FpDeviceVfs0050 *self = FPI_DEVICE_VFS0050(device);
|
||||
char *interrupt = transfer->buffer;
|
||||
|
||||
char *interrupt = vdev->interrupt;
|
||||
int error = transfer->status, transferred = transfer->actual_length;
|
||||
|
||||
vdev->wait_interrupt = 0;
|
||||
|
||||
/* When we have cancelled transfer, error is ok actually */
|
||||
if (!vdev->active && error == LIBUSB_TRANSFER_CANCELLED)
|
||||
return;
|
||||
|
||||
if (error != 0) {
|
||||
fp_err("USB read interrupt transfer: %s",
|
||||
libusb_error_name(error));
|
||||
fpi_imgdev_session_error(idev, -EIO);
|
||||
fpi_ssm_mark_failed(ssm, -EIO);
|
||||
/* we expect a cancellation error when the device is deactivating
|
||||
* go into the SSM_CLEAR_EP2 state in that case. */
|
||||
if (!self->active && g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
|
||||
g_error_free (error);
|
||||
fpi_ssm_jump_to_state(transfer->ssm, SSM_CLEAR_EP2);
|
||||
return;
|
||||
}
|
||||
|
||||
/* Interrupt size is VFS_INTERRUPT_SIZE bytes in all known cases */
|
||||
if (transferred != VFS_INTERRUPT_SIZE) {
|
||||
fp_err("Unknown interrupt size %d", transferred);
|
||||
/* Abort ssm */
|
||||
fpi_imgdev_session_error(idev, -EIO);
|
||||
fpi_ssm_mark_failed(ssm, -EIO);
|
||||
if (error) {
|
||||
fp_err("USB read interrupt transfer: %s",
|
||||
error->message);
|
||||
fpi_ssm_mark_failed(transfer->ssm, error);
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
@ -448,7 +400,7 @@ static void interrupt_callback(struct libusb_transfer *transfer)
|
|||
memcmp(interrupt, interrupt2, VFS_INTERRUPT_SIZE) == 0 ||
|
||||
memcmp(interrupt, interrupt3, VFS_INTERRUPT_SIZE) == 0) {
|
||||
/* Go to the next ssm stage */
|
||||
fpi_ssm_next_state(ssm);
|
||||
fpi_ssm_next_state(transfer->ssm);
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
@ -457,7 +409,7 @@ static void interrupt_callback(struct libusb_transfer *transfer)
|
|||
fp_warn("Finger is already on the scanner");
|
||||
|
||||
/* Go to the next ssm stage */
|
||||
fpi_ssm_next_state(ssm);
|
||||
fpi_ssm_next_state(transfer->ssm);
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
@ -467,325 +419,311 @@ static void interrupt_callback(struct libusb_transfer *transfer)
|
|||
interrupt[3] & 0xff, interrupt[4] & 0xff);
|
||||
|
||||
/* Abort ssm */
|
||||
fpi_imgdev_session_error(idev, -EIO);
|
||||
fpi_ssm_mark_failed(ssm, -EIO);
|
||||
fpi_ssm_mark_failed(transfer->ssm,
|
||||
fpi_device_error_new (FP_DEVICE_ERROR_PROTO));
|
||||
}
|
||||
|
||||
static void receive_callback(struct libusb_transfer *transfer)
|
||||
static void receive_callback(FpiUsbTransfer *transfer, FpDevice *device,
|
||||
gpointer user_data, GError *error)
|
||||
{
|
||||
fpi_ssm *ssm = transfer->user_data;
|
||||
struct fp_img_dev *idev = fpi_ssm_get_user_data(ssm);
|
||||
struct vfs_dev_t *vdev = FP_INSTANCE_DATA(FP_DEV(idev));
|
||||
FpDeviceVfs0050 *self = FPI_DEVICE_VFS0050(device);
|
||||
|
||||
int transferred = transfer->actual_length, error = transfer->status;
|
||||
if (error && !g_error_matches (error, G_USB_DEVICE_ERROR, G_USB_DEVICE_ERROR_TIMED_OUT)) {
|
||||
fp_err("USB read transfer: %s", error->message);
|
||||
|
||||
if (error != 0 && error != LIBUSB_TRANSFER_TIMED_OUT) {
|
||||
fp_err("USB read transfer: %s", libusb_error_name(error));
|
||||
|
||||
fpi_imgdev_session_error(idev, -EIO);
|
||||
fpi_ssm_mark_failed(ssm, -EIO);
|
||||
fpi_ssm_mark_failed(transfer->ssm, error);
|
||||
return;
|
||||
}
|
||||
if (error)
|
||||
g_error_free (error);
|
||||
|
||||
/* Check if fingerprint data is over */
|
||||
if (transferred == 0) {
|
||||
fpi_ssm_next_state(ssm);
|
||||
if (transfer->actual_length == 0) {
|
||||
fpi_ssm_next_state(transfer->ssm);
|
||||
} else {
|
||||
vdev->bytes += transferred;
|
||||
self->bytes += transfer->actual_length;
|
||||
|
||||
/* We need more data */
|
||||
fpi_ssm_jump_to_state(ssm, fpi_ssm_get_cur_state(ssm));
|
||||
fpi_ssm_jump_to_state(transfer->ssm,
|
||||
fpi_ssm_get_cur_state(transfer->ssm));
|
||||
}
|
||||
}
|
||||
|
||||
/* Stub to keep SSM alive when waiting an interrupt */
|
||||
static void
|
||||
wait_interrupt(struct fp_dev *dev,
|
||||
void *data)
|
||||
{
|
||||
fpi_ssm *ssm = data;
|
||||
struct vfs_dev_t *vdev = FP_INSTANCE_DATA(dev);
|
||||
|
||||
/* Keep sleeping while this flag is on */
|
||||
if (vdev->wait_interrupt)
|
||||
fpi_ssm_jump_to_state(ssm, fpi_ssm_get_cur_state(ssm));
|
||||
}
|
||||
|
||||
/* SSM stub to prepare device to another scan after orange light was on */
|
||||
static void
|
||||
another_scan(struct fp_dev *dev,
|
||||
another_scan(FpDevice *dev,
|
||||
void *data)
|
||||
{
|
||||
fpi_ssm *ssm = data;
|
||||
FpiSsm *ssm = data;
|
||||
fpi_ssm_jump_to_state(ssm, SSM_TURN_ON);
|
||||
}
|
||||
|
||||
/* Main SSM loop */
|
||||
static void activate_ssm(fpi_ssm *ssm, struct fp_dev *_dev, void *user_data)
|
||||
static void activate_ssm(FpiSsm *ssm, FpDevice *dev, void *user_data)
|
||||
{
|
||||
struct fp_img_dev *idev = user_data;
|
||||
struct libusb_device_handle *usb_dev = fpi_dev_get_usb_dev(FP_DEV(idev));
|
||||
struct vfs_dev_t *vdev = FP_INSTANCE_DATA(_dev);
|
||||
FpImageDevice *idev = FP_IMAGE_DEVICE (dev);
|
||||
FpDeviceVfs0050 *self = FPI_DEVICE_VFS0050(dev);
|
||||
|
||||
switch (fpi_ssm_get_cur_state(ssm)) {
|
||||
case SSM_INITIAL_ABORT_1:
|
||||
async_abort(ssm, 1);
|
||||
async_abort(dev, ssm, 1);
|
||||
break;
|
||||
|
||||
case SSM_INITIAL_ABORT_2:
|
||||
async_abort(ssm, 2);
|
||||
async_abort(dev, ssm, 2);
|
||||
break;
|
||||
|
||||
case SSM_INITIAL_ABORT_3:
|
||||
async_abort(ssm, 3);
|
||||
async_abort(dev, ssm, 3);
|
||||
break;
|
||||
|
||||
case SSM_CLEAR_EP2:
|
||||
clear_ep2(ssm, idev);
|
||||
clear_ep2(dev, ssm);
|
||||
break;
|
||||
|
||||
case SSM_TURN_OFF:
|
||||
/* Set control_packet argument */
|
||||
vdev->control_packet = turn_off;
|
||||
self->control_packet = turn_off;
|
||||
|
||||
send_control_packet(ssm, idev);
|
||||
send_control_packet(ssm, dev);
|
||||
break;
|
||||
|
||||
case SSM_TURN_ON:
|
||||
if (!vdev->active) {
|
||||
if (!self->active) {
|
||||
/* The only correct exit */
|
||||
fpi_ssm_mark_completed(ssm);
|
||||
|
||||
if (vdev->need_report) {
|
||||
fpi_imgdev_deactivate_complete(idev);
|
||||
vdev->need_report = 0;
|
||||
if (self->need_report) {
|
||||
fpi_image_device_deactivate_complete(idev,
|
||||
NULL);
|
||||
self->need_report = 0;
|
||||
}
|
||||
break;
|
||||
}
|
||||
/* Set control_packet argument */
|
||||
vdev->control_packet = turn_on;
|
||||
self->control_packet = turn_on;
|
||||
|
||||
send_control_packet(ssm, idev);
|
||||
send_control_packet(ssm, dev);
|
||||
break;
|
||||
|
||||
case SSM_ASK_INTERRUPT:
|
||||
case SSM_ASK_INTERRUPT: {
|
||||
FpiUsbTransfer *transfer;
|
||||
/* Activated, light must be blinking now */
|
||||
|
||||
/* If we first time here, report that activate completed */
|
||||
if (vdev->need_report) {
|
||||
fpi_imgdev_activate_complete(idev, 0);
|
||||
vdev->need_report = 0;
|
||||
if (self->need_report) {
|
||||
fpi_image_device_activate_complete(idev, NULL);
|
||||
self->need_report = 0;
|
||||
}
|
||||
|
||||
/* Asynchronously enquire an interrupt */
|
||||
vdev->transfer = fpi_usb_alloc();
|
||||
vdev->transfer->flags |= LIBUSB_TRANSFER_FREE_TRANSFER;
|
||||
libusb_fill_interrupt_transfer(vdev->transfer, usb_dev, 0x83,
|
||||
vdev->interrupt,
|
||||
VFS_INTERRUPT_SIZE,
|
||||
interrupt_callback, ssm, 0);
|
||||
libusb_submit_transfer(vdev->transfer);
|
||||
|
||||
/* This flag could be turned off only in callback function */
|
||||
vdev->wait_interrupt = 1;
|
||||
transfer = fpi_usb_transfer_new (dev);
|
||||
transfer->ssm = ssm;
|
||||
transfer->short_is_error = TRUE;
|
||||
fpi_usb_transfer_fill_interrupt (transfer, 0x83, VFS_INTERRUPT_SIZE);
|
||||
fpi_usb_transfer_submit (transfer,
|
||||
0,
|
||||
fpi_device_get_cancellable (dev),
|
||||
interrupt_callback, NULL);
|
||||
fpi_usb_transfer_unref (transfer);
|
||||
|
||||
/* I've put it here to be sure that data is cleared */
|
||||
clear_data(vdev);
|
||||
clear_data(self);
|
||||
|
||||
fpi_ssm_next_state(ssm);
|
||||
break;
|
||||
|
||||
}
|
||||
case SSM_WAIT_INTERRUPT:
|
||||
/* Check if user had interrupted the process */
|
||||
if (!vdev->active) {
|
||||
libusb_cancel_transfer(vdev->transfer);
|
||||
fpi_ssm_jump_to_state(ssm, SSM_CLEAR_EP2);
|
||||
break;
|
||||
}
|
||||
|
||||
if (vdev->wait_interrupt)
|
||||
fpi_timeout_add(VFS_SSM_TIMEOUT, wait_interrupt, _dev, ssm);
|
||||
/* TODO: This state is unused at this point. When we
|
||||
* are in this state, then a user cancellation will
|
||||
* cause deactivation. In that case, the USB transfer
|
||||
* is cancelled and the device is set to not be active.
|
||||
* We then go into SSM_CLEAR_EP2 based on the
|
||||
* cancellation. */
|
||||
break;
|
||||
|
||||
case SSM_RECEIVE_FINGER:
|
||||
if (vdev->memory == 0) {
|
||||
case SSM_RECEIVE_FINGER: {
|
||||
FpiUsbTransfer *transfer;
|
||||
|
||||
if (self->memory == 0) {
|
||||
/* Initialize fingerprint buffer */
|
||||
g_free(vdev->lines_buffer);
|
||||
vdev->memory = VFS_USB_BUFFER_SIZE;
|
||||
vdev->lines_buffer = g_malloc(vdev->memory);
|
||||
vdev->bytes = 0;
|
||||
g_free(self->lines_buffer);
|
||||
self->memory = VFS_USB_BUFFER_SIZE;
|
||||
self->lines_buffer = g_malloc(self->memory);
|
||||
self->bytes = 0;
|
||||
|
||||
/* Finger is on the scanner */
|
||||
fpi_imgdev_report_finger_status(idev, 1);
|
||||
fpi_image_device_report_finger_status(idev, TRUE);
|
||||
}
|
||||
|
||||
/* Increase buffer size while it's insufficient */
|
||||
while (vdev->bytes + VFS_USB_BUFFER_SIZE > vdev->memory) {
|
||||
vdev->memory <<= 1;
|
||||
vdev->lines_buffer =
|
||||
(struct vfs_line *)g_realloc(vdev->lines_buffer,
|
||||
vdev->memory);
|
||||
while (self->bytes + VFS_USB_BUFFER_SIZE > self->memory) {
|
||||
self->memory <<= 1;
|
||||
self->lines_buffer =
|
||||
(struct vfs_line *)g_realloc(self->lines_buffer,
|
||||
self->memory);
|
||||
}
|
||||
|
||||
/* Receive chunk of data */
|
||||
vdev->transfer = fpi_usb_alloc();
|
||||
vdev->transfer->flags |= LIBUSB_TRANSFER_FREE_TRANSFER;
|
||||
libusb_fill_bulk_transfer(vdev->transfer, usb_dev, 0x82,
|
||||
(void *)vdev->lines_buffer +
|
||||
vdev->bytes, VFS_USB_BUFFER_SIZE,
|
||||
receive_callback, ssm,
|
||||
VFS_USB_TIMEOUT);
|
||||
libusb_submit_transfer(vdev->transfer);
|
||||
transfer = fpi_usb_transfer_new (dev);
|
||||
fpi_usb_transfer_fill_bulk_full(transfer, 0x82,
|
||||
(void *)self->lines_buffer + self->bytes,
|
||||
VFS_USB_BUFFER_SIZE, NULL);
|
||||
transfer->ssm = ssm;
|
||||
fpi_usb_transfer_submit(transfer, VFS_USB_TIMEOUT, NULL,
|
||||
receive_callback, NULL);
|
||||
fpi_usb_transfer_unref(transfer);
|
||||
break;
|
||||
|
||||
}
|
||||
case SSM_SUBMIT_IMAGE:
|
||||
submit_image(idev);
|
||||
clear_data(vdev);
|
||||
submit_image(self);
|
||||
clear_data(self);
|
||||
|
||||
/* Wait for probable vdev->active changing */
|
||||
fpi_timeout_add(VFS_SSM_TIMEOUT, fpi_ssm_next_state_timeout_cb, _dev, ssm);
|
||||
fpi_device_add_timeout(dev, VFS_SSM_TIMEOUT,
|
||||
fpi_ssm_next_state_timeout_cb, ssm);
|
||||
break;
|
||||
|
||||
case SSM_NEXT_RECEIVE:
|
||||
if (!vdev->active) {
|
||||
if (!self->active) {
|
||||
/* It's the last scan */
|
||||
fpi_ssm_jump_to_state(ssm, SSM_CLEAR_EP2);
|
||||
break;
|
||||
}
|
||||
|
||||
/* Set control_packet argument */
|
||||
vdev->control_packet = next_receive_1;
|
||||
self->control_packet = next_receive_1;
|
||||
|
||||
send_control_packet(ssm, idev);
|
||||
send_control_packet(ssm, dev);
|
||||
break;
|
||||
|
||||
case SSM_WAIT_ANOTHER_SCAN:
|
||||
/* Orange light is on now */
|
||||
fpi_timeout_add(VFS_SSM_ORANGE_TIMEOUT, another_scan, _dev, ssm);
|
||||
fpi_device_add_timeout(dev, VFS_SSM_ORANGE_TIMEOUT,
|
||||
another_scan, ssm);
|
||||
break;
|
||||
|
||||
default:
|
||||
fp_err("Unknown state");
|
||||
fpi_imgdev_session_error(idev, -EIO);
|
||||
fpi_ssm_mark_failed(ssm, -EIO);
|
||||
fpi_ssm_mark_failed(ssm, fpi_device_error_new (FP_DEVICE_ERROR_PROTO));
|
||||
}
|
||||
}
|
||||
|
||||
/* Driver functions */
|
||||
|
||||
/* Callback for dev_activate ssm */
|
||||
static void dev_activate_callback(fpi_ssm *ssm, struct fp_dev *_dev, void *user_data)
|
||||
static void dev_activate_callback(FpiSsm *ssm, FpDevice *dev,
|
||||
void *user_data, GError *error)
|
||||
{
|
||||
struct vfs_dev_t *vdev = FP_INSTANCE_DATA(_dev);
|
||||
FpDeviceVfs0050 *self = FPI_DEVICE_VFS0050(dev);
|
||||
|
||||
vdev->ssm_active = 0;
|
||||
self->ssm_active = 0;
|
||||
|
||||
if (error) {
|
||||
g_warning ("Unhandled device activation error: %s", error->message);
|
||||
g_error_free (error);
|
||||
}
|
||||
|
||||
fpi_ssm_free(ssm);
|
||||
}
|
||||
|
||||
/* Activate device */
|
||||
static int dev_activate(struct fp_img_dev *idev)
|
||||
static void dev_activate(FpImageDevice *idev)
|
||||
{
|
||||
struct vfs_dev_t *vdev = FP_INSTANCE_DATA(FP_DEV(idev));
|
||||
FpDeviceVfs0050 *self = FPI_DEVICE_VFS0050(idev);
|
||||
|
||||
/* Initialize flags */
|
||||
vdev->active = 1;
|
||||
vdev->need_report = 1;
|
||||
vdev->ssm_active = 1;
|
||||
self->active = 1;
|
||||
self->need_report = 1;
|
||||
self->ssm_active = 1;
|
||||
|
||||
fpi_ssm *ssm = fpi_ssm_new(FP_DEV(idev), activate_ssm, SSM_STATES, idev);
|
||||
FpiSsm *ssm = fpi_ssm_new(FP_DEVICE(idev), activate_ssm, SSM_STATES,
|
||||
idev);
|
||||
fpi_ssm_start(ssm, dev_activate_callback);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Deactivate device */
|
||||
static void dev_deactivate(struct fp_img_dev *idev)
|
||||
static void dev_deactivate(FpImageDevice *idev)
|
||||
{
|
||||
struct vfs_dev_t *vdev = FP_INSTANCE_DATA(FP_DEV(idev));
|
||||
FpDeviceVfs0050 *self = FPI_DEVICE_VFS0050(idev);
|
||||
|
||||
if (!vdev->ssm_active) {
|
||||
fpi_imgdev_deactivate_complete(idev);
|
||||
if (!self->ssm_active) {
|
||||
fpi_image_device_deactivate_complete(idev, NULL);
|
||||
return;
|
||||
}
|
||||
|
||||
/* Initialize flags */
|
||||
vdev->active = 0;
|
||||
vdev->need_report = 1;
|
||||
self->active = 0;
|
||||
self->need_report = 1;
|
||||
}
|
||||
|
||||
/* Callback for dev_open ssm */
|
||||
static void dev_open_callback(fpi_ssm *ssm, struct fp_dev *_dev, void *user_data)
|
||||
static void dev_open_callback(FpiSsm *ssm, FpDevice *dev, void *user_data,
|
||||
GError *error)
|
||||
{
|
||||
/* Notify open complete */
|
||||
fpi_imgdev_open_complete(user_data, 0);
|
||||
fpi_image_device_open_complete(FP_IMAGE_DEVICE (dev), error);
|
||||
fpi_ssm_free(ssm);
|
||||
}
|
||||
|
||||
/* Open device */
|
||||
static int dev_open(struct fp_img_dev *idev, unsigned long driver_data)
|
||||
static void dev_open(FpImageDevice *idev)
|
||||
{
|
||||
struct vfs_dev_t *vdev;
|
||||
GError *error = NULL;
|
||||
|
||||
/* Claim usb interface */
|
||||
int error = libusb_claim_interface(fpi_dev_get_usb_dev(FP_DEV(idev)), 0);
|
||||
if (error < 0) {
|
||||
/* Interface not claimed, return error */
|
||||
fp_err("could not claim interface 0");
|
||||
return error;
|
||||
if (!g_usb_device_claim_interface (fpi_device_get_usb_device(FP_DEVICE(idev)), 0, 0, &error)) {
|
||||
fpi_image_device_open_complete (idev, error);
|
||||
return;
|
||||
}
|
||||
|
||||
/* Initialize private structure */
|
||||
vdev = g_malloc0(sizeof(struct vfs_dev_t));
|
||||
fp_dev_set_instance_data(FP_DEV(idev), vdev);
|
||||
|
||||
/* Clearing previous device state */
|
||||
fpi_ssm *ssm = fpi_ssm_new(FP_DEV(idev), activate_ssm, SSM_STATES, idev);
|
||||
FpiSsm *ssm = fpi_ssm_new(FP_DEVICE(idev), activate_ssm, SSM_STATES, NULL);
|
||||
fpi_ssm_start(ssm, dev_open_callback);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Close device */
|
||||
static void dev_close(struct fp_img_dev *idev)
|
||||
static void dev_close(FpImageDevice *idev)
|
||||
{
|
||||
struct vfs_dev_t *vdev;
|
||||
GError *error = NULL;
|
||||
FpDeviceVfs0050 *self = FPI_DEVICE_VFS0050(idev);
|
||||
|
||||
/* Release private structure */
|
||||
vdev = FP_INSTANCE_DATA(FP_DEV(idev));
|
||||
g_free(vdev);
|
||||
clear_data(self);
|
||||
|
||||
/* Release usb interface */
|
||||
libusb_release_interface(fpi_dev_get_usb_dev(FP_DEV(idev)), 0);
|
||||
g_usb_device_release_interface(fpi_device_get_usb_device(FP_DEVICE(idev)),
|
||||
0, 0, &error);
|
||||
|
||||
/* Notify close complete */
|
||||
fpi_imgdev_close_complete(idev);
|
||||
fpi_image_device_close_complete(idev, error);
|
||||
}
|
||||
|
||||
/* Usb id table of device */
|
||||
static const struct usb_id id_table[] = {
|
||||
{.vendor = 0x138a,.product = 0x0050},
|
||||
{0, 0, 0,},
|
||||
static const FpIdEntry id_table [ ] = {
|
||||
{.vid = 0x138a, .pid = 0x0050,
|
||||
},
|
||||
{.vid = 0, .pid = 0, .driver_data = 0},
|
||||
};
|
||||
|
||||
/* Device driver definition */
|
||||
struct fp_img_driver vfs0050_driver = {
|
||||
/* Driver specification */
|
||||
.driver = {
|
||||
.id = VFS0050_ID,
|
||||
.name = FP_COMPONENT,
|
||||
.full_name = "Validity VFS0050",
|
||||
.id_table = id_table,
|
||||
.scan_type = FP_SCAN_TYPE_SWIPE,
|
||||
},
|
||||
static void fpi_device_vfs0050_init(FpDeviceVfs0050 *self) {
|
||||
}
|
||||
static void fpi_device_vfs0050_class_init(FpDeviceVfs0050Class *klass) {
|
||||
FpDeviceClass *dev_class = FP_DEVICE_CLASS(klass);
|
||||
FpImageDeviceClass *img_class = FP_IMAGE_DEVICE_CLASS(klass);
|
||||
|
||||
/* Image specification */
|
||||
.flags = 0,
|
||||
.img_width = VFS_IMAGE_WIDTH,
|
||||
.img_height = -1,
|
||||
.bz3_threshold = 24,
|
||||
dev_class->id = "vfs0050";
|
||||
dev_class->full_name = "Validity VFS0050";
|
||||
dev_class->type = FP_DEVICE_TYPE_USB;
|
||||
dev_class->id_table = id_table;
|
||||
dev_class->scan_type = FP_SCAN_TYPE_SWIPE;
|
||||
|
||||
/* Routine specification */
|
||||
.open = dev_open,
|
||||
.close = dev_close,
|
||||
.activate = dev_activate,
|
||||
.deactivate = dev_deactivate,
|
||||
};
|
||||
img_class->img_open = dev_open;
|
||||
img_class->img_close = dev_close;
|
||||
img_class->activate = dev_activate;
|
||||
img_class->deactivate = dev_deactivate;
|
||||
|
||||
img_class->bz3_threshold = 24;
|
||||
|
||||
img_class->img_width = VFS_IMAGE_WIDTH;
|
||||
img_class->img_height = -1;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -17,6 +17,10 @@
|
|||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
#pragma once
|
||||
|
||||
#include "fpi-image-device.h"
|
||||
|
||||
/* Timeout for all send/recv operations, except interrupt waiting and abort */
|
||||
#define VFS_USB_TIMEOUT 100
|
||||
/* Timeout for usb abort */
|
||||
|
|
@ -74,7 +78,9 @@ struct vfs_line {
|
|||
} __attribute__ ((__packed__));
|
||||
|
||||
/* The main driver structure */
|
||||
struct vfs_dev_t {
|
||||
struct _FpDeviceVfs0050 {
|
||||
FpImageDevice parent;
|
||||
|
||||
/* One if we were asked to read fingerprint, zero otherwise */
|
||||
char active;
|
||||
|
||||
|
|
@ -84,15 +90,9 @@ struct vfs_dev_t {
|
|||
/* For dev_deactivate to check whether ssm still running or not */
|
||||
char ssm_active;
|
||||
|
||||
/* Current async transfer */
|
||||
struct libusb_transfer *transfer;
|
||||
|
||||
/* Should we call fpi_imgdev_activate_complete or fpi_imgdev_deactivate_complete */
|
||||
char need_report;
|
||||
|
||||
/* Should we wait more for interrupt */
|
||||
char wait_interrupt;
|
||||
|
||||
/* Received fingerprint raw lines */
|
||||
struct vfs_line *lines_buffer;
|
||||
|
||||
|
|
@ -106,6 +106,8 @@ struct vfs_dev_t {
|
|||
unsigned char interrupt[8];
|
||||
};
|
||||
|
||||
G_DECLARE_FINAL_TYPE (FpDeviceVfs0050, fpi_device_vfs0050, FPI, DEVICE_VFS0050, FpImageDevice)
|
||||
|
||||
/* SSM states for clear_ep2 */
|
||||
enum SUBSM1 {
|
||||
SUBSM1_COMMAND_04,
|
||||
|
|
|
|||
|
|
@ -51,7 +51,7 @@ mathlib_dep = cc.find_library('m', required: false)
|
|||
drivers = get_option('drivers').split(',')
|
||||
virtual_drivers = [ 'virtual_image' ]
|
||||
#default_drivers = [ 'upekts', 'upektc', 'upeksonly', 'vcom5s', 'uru4000', 'aes1610', 'aes1660', 'aes2501', 'aes2550', 'aes2660', 'aes3500', 'aes4000', 'vfs101', 'vfs301', 'vfs5011', 'upektc_img', 'etes603', 'vfs0050', 'elan' ]
|
||||
default_drivers = [ 'upektc_img', 'vfs5011', 'aes3500', 'aes4000', 'aes1610', 'aes1660', 'aes2660', 'aes2501', 'aes2550', 'vfs101', 'vfs301' ]
|
||||
default_drivers = [ 'upektc_img', 'vfs5011', 'aes3500', 'aes4000', 'aes1610', 'aes1660', 'aes2660', 'aes2501', 'aes2550', 'vfs101', 'vfs301', 'vfs0050' ]
|
||||
|
||||
all_drivers = default_drivers + virtual_drivers
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue