From 933bbfd1c0ea8b59c9d40ad85584e97fcfe8f874 Mon Sep 17 00:00:00 2001 From: Conor Curran Date: Tue, 2 Aug 2011 18:14:54 +0100 Subject: certain usb webcams sorted --- src/udev-mgr.c | 100 ++++++++++++++++++++++++++++++++++++++++++++++++--------- 1 file changed, 84 insertions(+), 16 deletions(-) (limited to 'src') diff --git a/src/udev-mgr.c b/src/udev-mgr.c index f4b357d..5a455d1 100644 --- a/src/udev-mgr.c +++ b/src/udev-mgr.c @@ -35,17 +35,21 @@ 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); - +static void udev_mgr_check_if_usb_device_is_supported (UdevMgr* self, + GUdevDevice *device, + UdevMgrDeviceAction action); + +static void udev_mgr_check_if_scsi_device_is_supported (UdevMgr* self, + GUdevDevice *device, + UdevMgrDeviceAction action); + struct _UdevMgr { GObject parent_instance; DbusmenuMenuitem* scanner_item; DbusmenuMenuitem* webcam_item; GUdevClient* client; - GHashTable* supported_scanners; + GHashTable* supported_usb_scanners; GHashTable* scanners_present; }; @@ -65,14 +69,14 @@ static void udev_mgr_init (UdevMgr* self) { self->client = NULL; - self->supported_scanners = NULL; + self->supported_usb_scanners = NULL; 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->supported_usb_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); + populate_usb_scanners(self->supported_usb_scanners); g_signal_connect (G_OBJECT (self->client), "uevent", G_CALLBACK (udev_mgr_uevent_cb), @@ -102,7 +106,7 @@ udevice_mgr_device_list_iterator (gpointer data, gpointer userdata) UdevMgr* self = UDEV_MGR (userdata); GUdevDevice* device = G_UDEV_DEVICE (data); - udev_mgr_check_if_device_is_supported (self, device, ADD); + udev_mgr_check_if_usb_device_is_supported (self, device, ADD); /*const gchar* vendor = NULL; const gchar* product = NULL; @@ -149,6 +153,8 @@ static void udev_mgr_uevent_cb (GUdevClient *client, { g_return_if_fail (UDEV_IS_MGR (user_data)); UdevMgr* self = UDEV_MGR (user_data); + g_return_if_fail (device != NULL); + g_debug ("just received a UEVENT with an action : %s", action); UdevMgrDeviceAction udev_mgr_action = ADD; @@ -156,7 +162,56 @@ static void udev_mgr_uevent_cb (GUdevClient *client, if (g_strcmp0 (action, "remove") == 0){ udev_mgr_action = REMOVE; } - udev_mgr_check_if_device_is_supported (self, device, udev_mgr_action); + const gchar* subsystem = NULL; + const gchar* device_type = NULL; + + device_type = g_udev_device_get_devtype (device); + subsystem = g_udev_device_get_subsystem (device); + + g_debug ("And the subsystem is %s", subsystem); + g_debug ("And the device_type is %s", device_type); + + if (g_strcmp0 (subsystem, "usb") == 0){ + if ( g_udev_device_has_property (device, "ID_USB_INTERFACES")){ + const gchar* id_usb_interfaces = NULL; + id_usb_interfaces = g_udev_device_get_property (device, "ID_USB_INTERFACES"); + + GError* error = NULL; + GMatchInfo *match_info = NULL; + GRegex* webcam_regex = NULL; + + webcam_regex = g_regex_new (":0e[0-9]{4}:*", + 0, + 0, + &error); + // This seems to be case with certain webcams + //#":ff[f|0]{4} + if (error != NULL){ + g_debug ("Errors creating the regex : %s", error->message); + } + gboolean result = g_regex_match (webcam_regex, + id_usb_interfaces, + 0, + & match_info); + + g_debug ("we have found the id usb interfaces : %s", id_usb_interfaces); + + if (result == TRUE){ + g_debug ("SUCCESSFUL MATCH"); + } + else { + g_debug ("NO MATCH"); + } + } + + udev_mgr_check_if_usb_device_is_supported (self, device, udev_mgr_action); + } + else if (g_strcmp0 (subsystem, "scsi") == 0){ + udev_mgr_check_if_scsi_device_is_supported (self, device, udev_mgr_action); + } + + return; + const gchar* vendor; const gchar* product; const gchar* number; @@ -193,19 +248,31 @@ static void udev_mgr_uevent_cb (GUdevClient *client, } } + +static void +udev_mgr_check_if_scsi_device_is_supported (UdevMgr* self, + GUdevDevice *device, + UdevMgrDeviceAction action) +{ +} + static void -udev_mgr_check_if_device_is_supported (UdevMgr* self, - GUdevDevice *device, - UdevMgrDeviceAction action) +udev_mgr_check_if_usb_device_is_supported (UdevMgr* self, + GUdevDevice *device, + UdevMgrDeviceAction action) { + g_debug ("got a uevent"); const gchar* vendor = NULL; + vendor = g_udev_device_get_property (device, "ID_VENDOR_ID"); if (vendor == NULL) return; + g_debug ("vendor = %s", vendor); + GList* vendor_list = NULL; - vendor_list = g_hash_table_lookup (self->supported_scanners, + vendor_list = g_hash_table_lookup (self->supported_usb_scanners, (gpointer)vendor); if (vendor_list == NULL) return; @@ -223,8 +290,10 @@ udev_mgr_check_if_device_is_supported (UdevMgr* self, if (action == REMOVE){ // TODO handle the case where its removed // remove it if present from the hash and call update_menuitems - } + } else{ + // TODO: populate it with the name of the device + // this will be needed for the menuitem g_hash_table_insert (self->scanners_present, g_strdup(vendor), g_strdup(model_id)); @@ -248,7 +317,6 @@ UdevMgr* udev_mgr_new (DbusmenuMenuitem* scanner, GList* devices_available = g_udev_client_query_by_subsystem (mgr->client, usb_subsystem); - g_list_foreach (devices_available, udevice_mgr_device_list_iterator, mgr); -- cgit v1.2.3