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-rw-r--r--src/udev-mgr.c81
-rw-r--r--src/udev-mgr.h5
2 files changed, 71 insertions, 15 deletions
diff --git a/src/udev-mgr.c b/src/udev-mgr.c
index 80e49dd..f4b357d 100644
--- a/src/udev-mgr.c
+++ b/src/udev-mgr.c
@@ -35,7 +35,10 @@ static void udev_mgr_uevent_cb (GUdevClient *client,
GUdevDevice *device,
gpointer user_data);
static void udev_mgr_update_menuitems (UdevMgr* self);
-
+static void udev_mgr_check_if_device_is_supported (UdevMgr* self,
+ GUdevDevice *device,
+ UdevMgrDeviceAction action);
+
struct _UdevMgr
{
GObject parent_instance;
@@ -43,10 +46,10 @@ struct _UdevMgr
DbusmenuMenuitem* webcam_item;
GUdevClient* client;
GHashTable* supported_scanners;
- gint scanners_present;
+ GHashTable* scanners_present;
};
-const char *subsystems[1] = {"usb"};
+const char *subsystems[2] = {"usb", "scsi"};
const gchar* usb_subsystem = "usb";
G_DEFINE_TYPE (UdevMgr, udev_mgr, G_TYPE_OBJECT);
@@ -63,21 +66,23 @@ udev_mgr_init (UdevMgr* self)
{
self->client = NULL;
self->supported_scanners = NULL;
- self->scanners_present = 0;
-
+ self->scanners_present = NULL;
+
self->client = g_udev_client_new (subsystems);
self->supported_scanners = g_hash_table_new (g_str_hash, g_str_equal);
+ self->scanners_present = g_hash_table_new (g_str_hash, g_str_equal);
+
populate_usb_scanners(self->supported_scanners);
g_signal_connect (G_OBJECT (self->client),
"uevent",
G_CALLBACK (udev_mgr_uevent_cb),
self);
}
-
static void
udev_mgr_finalize (GObject *object)
{
+ // TODO tidy up hashtables.
G_OBJECT_CLASS (udev_mgr_parent_class)->finalize (object);
}
@@ -97,8 +102,9 @@ udevice_mgr_device_list_iterator (gpointer data, gpointer userdata)
UdevMgr* self = UDEV_MGR (userdata);
GUdevDevice* device = G_UDEV_DEVICE (data);
-
- const gchar* vendor = NULL;
+ udev_mgr_check_if_device_is_supported (self, device, ADD);
+
+ /*const gchar* vendor = NULL;
const gchar* product = NULL;
GList* vendor_list = NULL;
@@ -124,7 +130,7 @@ udevice_mgr_device_list_iterator (gpointer data, gpointer userdata)
g_debug ("WE HAVE A SUCCESSFUL MATCH!");
}
}
- g_debug ("JUST SET SCANNERS TO TRUE");
+ g_debug ("JUST SET SCANNERS TO TRUE");*/
g_object_unref (device);
}
@@ -133,7 +139,7 @@ static void udev_mgr_update_menuitems (UdevMgr* self)
{
dbusmenu_menuitem_property_set_bool (self->scanner_item,
DBUSMENU_MENUITEM_PROP_VISIBLE,
- self->scanners_present > 0);
+ g_hash_table_size (self->scanners_present) > 0);
}
static void udev_mgr_uevent_cb (GUdevClient *client,
@@ -142,9 +148,15 @@ static void udev_mgr_uevent_cb (GUdevClient *client,
gpointer user_data)
{
g_return_if_fail (UDEV_IS_MGR (user_data));
-
+ UdevMgr* self = UDEV_MGR (user_data);
g_debug ("just received a UEVENT with an action : %s", action);
+
+ UdevMgrDeviceAction udev_mgr_action = ADD;
+ if (g_strcmp0 (action, "remove") == 0){
+ udev_mgr_action = REMOVE;
+ }
+ udev_mgr_check_if_device_is_supported (self, device, udev_mgr_action);
const gchar* vendor;
const gchar* product;
const gchar* number;
@@ -178,14 +190,53 @@ static void udev_mgr_uevent_cb (GUdevClient *client,
strcat(propstr, " ");
strcat(propstr, g_udev_device_get_property(device, *iter));
g_debug("%s", propstr);
- }
+ }
}
-static gboolean
-udev_mgr_is_this_a_supported_scanner (UdevMgr* self,
- GUdevDevice *device)
+static void
+udev_mgr_check_if_device_is_supported (UdevMgr* self,
+ GUdevDevice *device,
+ UdevMgrDeviceAction action)
{
+ const gchar* vendor = NULL;
+ vendor = g_udev_device_get_property (device, "ID_VENDOR_ID");
+ if (vendor == NULL)
+ return;
+
+ GList* vendor_list = NULL;
+ vendor_list = g_hash_table_lookup (self->supported_scanners,
+ (gpointer)vendor);
+ if (vendor_list == NULL)
+ return;
+
+ const gchar* model_id = NULL;
+ model_id = g_udev_device_get_property (device, "ID_MODEL_ID");
+
+ if (model_id == NULL)
+ return;
+
+ GList* model_entry = NULL;
+ model_entry = g_list_find_custom(vendor_list, model_id, (GCompareFunc)g_strcmp0);
+
+ if (model_entry != NULL){
+ if (action == REMOVE){
+ // TODO handle the case where its removed
+ // remove it if present from the hash and call update_menuitems
+ }
+ else{
+ g_hash_table_insert (self->scanners_present,
+ g_strdup(vendor),
+ g_strdup(model_id));
+ }
+ }
+ // DEBUG purposes.
+ if (model_entry == NULL){
+ g_debug ("CANT FIND THE MODEL %s FOR VENDOR %s", model_id, vendor);
+ }
+ else{
+ g_debug ("WE HAVE A SUCCESSFUL MATCH!");
+ }
}
UdevMgr* udev_mgr_new (DbusmenuMenuitem* scanner,
diff --git a/src/udev-mgr.h b/src/udev-mgr.h
index 323364a..5119803 100644
--- a/src/udev-mgr.h
+++ b/src/udev-mgr.h
@@ -52,6 +52,11 @@ GType udev_mgr_get_type (void) G_GNUC_CONST;
UdevMgr* udev_mgr_new (DbusmenuMenuitem* scanner_item,
DbusmenuMenuitem* webcam_item);
+typedef enum {
+ ADD,
+ REMOVE
+}UdevMgrDeviceAction;
+
G_END_DECLS
#endif /* _UDEV_MGR_H_ */