Add experimental Samsung 730B driver skeleton

.gitignore

@@ -1,3 +1,5 @@
 *.o
 *.swp
 _build
+.cache/
+tests/__pycache__/

libfprint/drivers/samsung730b.c

@@ -0,0 +1,84 @@
+#define FP_COMPONENT "samsung730b"
+
+#include "drivers_api.h"
+
+#define SAMSUNG730B_VID 0x04e8
+#define SAMSUNG730B_PID 0x730b
+
+struct _FpiDeviceSamsung730b
+{
+  FpImageDevice parent;
+};
+
+G_DECLARE_FINAL_TYPE (FpiDeviceSamsung730b,
+                      fpi_device_samsung730b,
+                      FPI, DEVICE_SAMSUNG730B,
+                      FpImageDevice);
+
+G_DEFINE_TYPE (FpiDeviceSamsung730b,
+               fpi_device_samsung730b,
+               FP_TYPE_IMAGE_DEVICE);
+
+static void
+samsung730b_dev_init (FpImageDevice *dev)
+{
+  fpi_image_device_open_complete (dev, NULL);
+}
+
+static void
+samsung730b_dev_deinit (FpImageDevice *dev)
+{
+  fpi_image_device_close_complete (dev, NULL);
+}
+
+static void
+samsung730b_dev_activate (FpImageDevice *dev)
+{
+  fpi_image_device_activate_complete (dev, NULL);
+}
+
+static void
+samsung730b_dev_deactivate (FpImageDevice *dev)
+{
+  fpi_image_device_deactivate_complete (dev, NULL);
+}
+
+static const FpIdEntry samsung730b_id_table[] = {
+  {
+    .pid = SAMSUNG730B_PID,
+    .vid = SAMSUNG730B_VID,
+    .driver_data = 0,
+  },
+  {
+    .pid = 0,
+    .vid = 0,
+    .driver_data = 0,
+  },
+};
+
+static void
+fpi_device_samsung730b_init (FpiDeviceSamsung730b *self)
+{
+}
+
+static void
+fpi_device_samsung730b_class_init (FpiDeviceSamsung730bClass *klass)
+{
+  FpDeviceClass *dev_class = FP_DEVICE_CLASS (klass);
+  FpImageDeviceClass *img_class = FP_IMAGE_DEVICE_CLASS (klass);
+
+  dev_class->id = "samsung730b";
+  dev_class->full_name = "Samsung 730B (experimental)";
+  dev_class->type = FP_DEVICE_TYPE_USB;
+  dev_class->id_table = samsung730b_id_table;
+  dev_class->scan_type = FP_SCAN_TYPE_PRESS;
+
+  img_class->img_open = samsung730b_dev_init;
+  img_class->img_close = samsung730b_dev_deinit;
+  img_class->activate = samsung730b_dev_activate;
+  img_class->deactivate = samsung730b_dev_deactivate;
+
+  img_class->bz3_threshold = 20;
+  img_class->img_width = -1;
+  img_class->img_height = -1;
+}

libfprint/meson.build

@@ -153,6 +153,8 @@ driver_sources = {
         [ 'drivers/realtek/realtek.c' ],
     'focaltech_moc' :
         [ 'drivers/focaltech_moc/focaltech_moc.c' ],
+    'samsung730b' :
+        [ 'drivers/samsung730b.c' ],
 }
 
 helper_sources = {

meson.build

@@ -144,6 +144,7 @@ default_drivers = [
     'fpcmoc',
     'realtek',
     'focaltech_moc',
+    'samsung730b',
 ]
 
 spi_drivers = [