libfprint/SOURCES/0095-virtual-image-Allow-fi...

69 lines
2.6 KiB
Diff

From 57203198c5d777fedd50b4509b765dfa08b73992 Mon Sep 17 00:00:00 2001
From: Benjamin Berg <bberg@redhat.com>
Date: Wed, 4 Dec 2019 19:56:54 +0100
Subject: [PATCH 095/181] virtual-image: Allow fine control over the finger
state
Add commands to disable automatic finger reporting for images and to
send a specific finger report. This is useful to test more code paths
inside the image-device code.
---
libfprint/drivers/virtual-image.c | 19 +++++++++++++++++--
1 file changed, 17 insertions(+), 2 deletions(-)
diff --git a/libfprint/drivers/virtual-image.c b/libfprint/drivers/virtual-image.c
index 07a631f..33f322e 100644
--- a/libfprint/drivers/virtual-image.c
+++ b/libfprint/drivers/virtual-image.c
@@ -47,6 +47,7 @@ struct _FpDeviceVirtualImage
gint socket_fd;
gint client_fd;
+ gboolean automatic_finger;
FpImage *recv_img;
gint recv_img_hdr[2];
};
@@ -89,9 +90,11 @@ recv_image_img_recv_cb (GObject *source_object,
self = FPI_DEVICE_VIRTUAL_IMAGE (user_data);
device = FP_IMAGE_DEVICE (self);
- fpi_image_device_report_finger_status (device, TRUE);
+ if (self->automatic_finger)
+ fpi_image_device_report_finger_status (device, TRUE);
fpi_image_device_image_captured (device, g_steal_pointer (&self->recv_img));
- fpi_image_device_report_finger_status (device, FALSE);
+ if (self->automatic_finger)
+ fpi_image_device_report_finger_status (device, FALSE);
/* And, listen for more images from the same client. */
recv_image (self, G_INPUT_STREAM (source_object));
@@ -148,6 +151,17 @@ recv_image_hdr_recv_cb (GObject *source_object,
fpi_device_error_new (self->recv_img_hdr[1]));
break;
+ case -3:
+ /* -3 sets/clears automatic finger detection for images */
+ self->automatic_finger = !!self->recv_img_hdr[1];
+ break;
+
+ case -4:
+ /* -4 submits a finger detection report */
+ fpi_image_device_report_finger_status (FP_IMAGE_DEVICE (self),
+ !!self->recv_img_hdr[1]);
+ break;
+
default:
/* disconnect client, it didn't play fair */
g_io_stream_close (G_IO_STREAM (self->connection), NULL, NULL);
@@ -214,6 +228,7 @@ new_connection_cb (GObject *source_object, GAsyncResult *res, gpointer user_data
}
dev->connection = connection;
+ dev->automatic_finger = TRUE;
stream = g_io_stream_get_input_stream (G_IO_STREAM (connection));
recv_image (dev, stream);
--
2.24.1