387 lines
8.1 KiB
Text
387 lines
8.1 KiB
Text
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@ orig_driver_struct @
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identifier driver_struct;
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@@
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struct fp_img_driver driver_struct = {
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...,
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};
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// Grab the type of the main device struct using a rather blind fashion,
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// and remove it from the init function.
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// This assume that only device init calls fp_dev_set_instance_data, which
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// is a fair assumption after all
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@ orig_device_struct @
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type device_struct;
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expression dev;
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identifier dev_init;
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identifier data;
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@@
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dev_init(...)
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{
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// Note: We redefine it to an instance access for now, which will be
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// made to work correctly with a later transform/cast.
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...
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device_struct *data;
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...
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(
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- data = g_malloc0(sizeof(*data));
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+ data = FP_INSTANCE_DATA(dev);
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- data = (device_struct*) g_malloc0(sizeof(*data));
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+ data = FP_INSTANCE_DATA(dev);
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- data = g_malloc0(sizeof(device_struct));
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+ data = FP_INSTANCE_DATA(dev);
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)
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...
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- fp_dev_set_instance_data(dev, data);
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...
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}
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@ driver_ids @
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typedef FpIdEntry;
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identifier driver_id_table;
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@@
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-const struct usb_id driver_id_table[] = {
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+const FpIdEntry driver_id_table[] = {
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...
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};
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@ @
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identifier driver_ids.driver_id_table;
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expression entry_vid;
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expression entry_pid;
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@@
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const FpIdEntry driver_id_table[] = {
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..., {
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- .vendor = entry_vid, .product = entry_pid,
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+ .vid = entry_vid, .pid = entry_pid,
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}, ...
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};
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@ @
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identifier driver_ids.driver_id_table;
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expression entry_vid;
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expression entry_pid;
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expression entry_data;
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@@
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const FpIdEntry driver_id_table[] = {
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..., {
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- .vendor = entry_vid, .product = entry_pid, .device_data = entry_data
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+ .vid = entry_vid, .pid = entry_pid, .driver_data = entry_data
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}, ...
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};
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@ @
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identifier driver_ids.driver_id_table;
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expression entry_vid;
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expression entry_pid;
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expression entry_data;
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@@
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const FpIdEntry driver_id_table[] = {
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..., {
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- entry_vid, entry_pid, entry_data
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+ .vid = entry_vid, .pid = entry_pid, .driver_data = entry_data
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}, ...
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};
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@ driver_info extends orig_driver_struct @
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expression driver_full_name;
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identifier driver_id_table;
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identifier dev_open;
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identifier dev_close;
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identifier dev_scan_type;
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@@
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struct fp_img_driver driver_struct = {
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.driver = {
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.full_name = driver_full_name,
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.id_table = driver_id_table,
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.scan_type = dev_scan_type,
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},
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.open = dev_open,
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.close = dev_close,
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};
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@ script:python driver_gobj @
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driver_struct << orig_driver_struct.driver_struct;
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driver_id;
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driver_init;
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driver_cls;
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_driver_cls;
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driver_klass;
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driver_class_init;
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driver_ns;
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driver_cast;
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driver_cast_no_prefix;
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@@
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import os
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driver_id = driver_struct.split('_')[:-1]
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driver_cls = "FpDevice" + "".join(d[0].upper() + d[1:] for d in driver_id)
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driver_id = '_'.join(driver_id)
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driver_ns = "fp_device_" + driver_id
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driver_cast = driver_ns.upper()
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driver_cast_no_prefix = driver_ns.upper()[3:]
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coccinelle.driver_id = cocci.make_expr('"%s"' % driver_id)
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coccinelle.driver_cls = cocci.make_type(driver_cls)
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coccinelle._driver_cls = cocci.make_type('struct _' + driver_cls)
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coccinelle.driver_klass = cocci.make_type(driver_cls + 'Class')
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coccinelle.driver_ns = cocci.make_ident(driver_ns)
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coccinelle.driver_init = cocci.make_ident(driver_ns + '_init')
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coccinelle.driver_class_init = cocci.make_ident(driver_ns + '_class_init')
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coccinelle.driver_cast = cocci.make_ident(driver_cast)
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coccinelle.driver_cast_no_prefix = cocci.make_ident(driver_cast_no_prefix)
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#############################################################################
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@ driver @
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typedef FpDeviceClass;
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typedef FpImageDeviceClass;
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type orig_device_struct.device_struct;
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identifier orig_driver_struct.driver_struct;
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expression driver_gobj.driver_id;
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identifier driver_gobj.driver_ns;
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identifier driver_gobj.driver_init;
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identifier driver_gobj.driver_class_init;
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identifier driver_gobj.driver_cast;
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identifier driver_gobj.driver_cast_no_prefix;
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type driver_gobj.driver_cls;
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type driver_gobj._driver_cls;
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type driver_gobj.driver_klass;
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expression driver_info.driver_full_name;
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identifier driver_info.driver_id_table;
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identifier driver_info.dev_open;
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identifier driver_info.dev_close;
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identifier driver_info.dev_scan_type;
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@@
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struct fp_img_driver driver_struct = {
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...
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};
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+static void
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+driver_init(driver_cls *self)
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+{
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+}
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+
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+static void
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+driver_class_init(driver_klass *klass)
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+{
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+ FpDeviceClass *dev_class = FP_DEVICE_CLASS (klass);
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+ FpImageDeviceClass *img_class = FP_IMAGE_DEVICE_CLASS (klass);
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+
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+ dev_class->id = driver_id;
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+ dev_class->full_name = driver_full_name;
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+ dev_class->type = FP_DEVICE_TYPE_USB;
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+ dev_class->id_table = driver_id_table;
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+ dev_class->scan_type = dev_scan_type;
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+
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+ img_class->img_open = dev_open;
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+ img_class->img_close = dev_close;
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+ IMG_CLASS_FUNCS;
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+}
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/////////////////////////////////////////////////////////////////////////
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@ optional_activate extends driver @
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identifier dev_activate;
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@@
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struct fp_img_driver driver_struct = {
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- .activate = dev_activate,
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};
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@@
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identifier optional_activate.dev_activate;
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@@
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+ img_class->activate = dev_activate;
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IMG_CLASS_FUNCS;
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/////////////////////////////////////////////////////////////////////////
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@ optional_deactivate extends driver @
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identifier dev_deactivate;
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@@
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struct fp_img_driver driver_struct = {
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- .deactivate = dev_deactivate,
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};
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@@
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identifier optional_deactivate.dev_deactivate;
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@@
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+ img_class->deactivate = dev_deactivate;
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IMG_CLASS_FUNCS;
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/////////////////////////////////////////////////////////////////////////
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@ optional_change_state extends driver @
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identifier dev_change_state;
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@@
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struct fp_img_driver driver_struct = {
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- .change_state = dev_change_state,
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};
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@@
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identifier optional_change_state.dev_change_state;
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@@
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+ img_class->change_state = dev_change_state;
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IMG_CLASS_FUNCS;
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/////////////////////////////////////////////////////////////////////////
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@ optional_bz3 extends driver @
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expression dev_bz3_threshold;
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@@
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struct fp_img_driver driver_struct = {
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- .bz3_threshold = dev_bz3_threshold,
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};
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@@
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expression optional_bz3.dev_bz3_threshold;
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@@
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+
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+ img_class->bz3_threshold = dev_bz3_threshold;
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IMG_CLASS_FUNCS;
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/////////////////////////////////////////////////////////////////////////
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@ optional_img_size extends driver @
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expression dev_img_width;
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expression dev_img_height;
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@@
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struct fp_img_driver driver_struct = {
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- .img_width = dev_img_width,
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- .img_height = dev_img_height,
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};
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@@
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expression optional_img_size.dev_img_width;
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expression optional_img_size.dev_img_height;
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@@
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+
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+ img_class->img_width = dev_img_width;
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+ img_class->img_height = dev_img_height;
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IMG_CLASS_FUNCS;
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@ remove_placeholder extends driver @
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@@
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- IMG_CLASS_FUNCS;
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@ remove_orig extends driver @
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@@
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-struct fp_img_driver driver_struct = {
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- ...
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-};
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/////////////////////////////////////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////////
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@ type_declaration extends driver @
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@@
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-device_struct {
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+_driver_cls {
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+ FpImageDevice parent;
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+
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...
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};
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+#include "TYPE_DECLARATION"
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@ extends driver @
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@@
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-#include "TYPE_DECLARATION"
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+G_DECLARE_FINAL_TYPE (driver_cls, driver_ns, FP, driver_cast_no_prefix, FpImageDevice);
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+G_DEFINE_TYPE (driver_cls, driver_ns, FP_TYPE_IMAGE_DEVICE);
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///////////////
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// Change some function declarations
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@ extends driver @
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identifier a_driver_data;
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@@
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-int
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+void
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dev_open(...
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- ,unsigned long a_driver_data
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) { ... }
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@ extends driver @
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@@
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-int
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+void
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dev_activate(...) { ... }
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/////////////////////////////////////////////////////////////////////////
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// Replace all old data with a cast to the new class
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/////////////////////////////////////////////////////////////////////////
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@ rewrite_dev_struct extends driver @
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identifier func;
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identifier data;
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identifier dev;
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@@
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func(...)
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{
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...
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(
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- device_struct *data;
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+ driver_cls *self;
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...
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(
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- data = FP_INSTANCE_DATA(FP_DEVICE(dev));
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+ data = driver_cast(dev);
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- data = FP_INSTANCE_DATA(dev);
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+ data = driver_cast(dev);
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)
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- device_struct *data = FP_INSTANCE_DATA(FP_DEVICE(dev));
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+ driver_cls *self = driver_cast(dev);
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- device_struct *data = FP_INSTANCE_DATA(dev);
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+ driver_cls *self = driver_cast(dev);
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)
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...
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}
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@@
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identifier rewrite_dev_struct.func;
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identifier rewrite_dev_struct.data;
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@@
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func(...)
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{
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<...
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- data
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+ self
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...>
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}
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@ extends driver @
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identifier func;
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identifier data;
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@@
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func(...,
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- device_struct *data,
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+ driver_cls *self,
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...)
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{
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<...
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- data
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+ self
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...>
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}
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// Remove unneccessary self check
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@@
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@@
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-if (self != NULL) {
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...
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-}
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// Remove g_free(self)
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@@
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@@
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-g_free(self);
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