From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: =?UTF-8?q?Jo=C3=A3o=20Paulo=20Rechi=20Vita?= To: linux-bluetooth@vger.kernel.org Cc: claudio.takahasi@openbossa.org, =?UTF-8?q?Jo=C3=A3o=20Paulo=20Rechi=20Vita?= Subject: [RFC v2 02/16] HoG: register ATTIO callbacks Date: Wed, 18 Apr 2012 19:08:10 -0300 Message-Id: <1334786904-26282-3-git-send-email-jprvita@openbossa.org> In-Reply-To: <1334786904-26282-1-git-send-email-jprvita@openbossa.org> References: <1334786904-26282-1-git-send-email-jprvita@openbossa.org> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: This way the LE connection is kept up. Also set device to autoconnect. --- Makefile.am | 2 +- input/hog_device.c | 141 ++++++++++++++++++++++++++++++++++++++++++++++++++++ input/hog_device.h | 3 + input/manager.c | 4 +- 4 files changed, 148 insertions(+), 2 deletions(-) create mode 100644 input/hog_device.c diff --git a/Makefile.am b/Makefile.am index 6e152f4..50777dc 100644 --- a/Makefile.am +++ b/Makefile.am @@ -185,7 +185,7 @@ endif if HOGPLUGIN builtin_modules += hog -builtin_sources += input/hog_device.h +builtin_sources += input/hog_device.h input/hog_device.c endif if SERIALPLUGIN diff --git a/input/hog_device.c b/input/hog_device.c new file mode 100644 index 0000000..687dc95 --- /dev/null +++ b/input/hog_device.c @@ -0,0 +1,141 @@ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2012 Marcel Holtmann + * Copyright (C) 2012 Instituto Nokia de Tecnologia - INdT + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include +#include + +#include + +#include + +#include "log.h" + +#include "../src/adapter.h" +#include "../src/device.h" + +#include "hog_device.h" + +#include "gattrib.h" +#include "attio.h" + +struct hog_device { + char *path; + struct btd_device *device; + GAttrib *attrib; + guint attioid; +}; + +static GSList *devices = NULL; + +static void attio_connected_cb(GAttrib *attrib, gpointer user_data) +{ + struct hog_device *hogdev = user_data; + + hogdev->attrib = g_attrib_ref(attrib); +} + +static void attio_disconnected_cb(gpointer user_data) +{ + struct hog_device *hogdev = user_data; + + g_attrib_unref(hogdev->attrib); + hogdev->attrib = NULL; +} + +static struct hog_device *find_device_by_path(GSList *list, const char *path) +{ + for (; list; list = list->next) { + struct hog_device *hogdev = list->data; + + if (!strcmp(hogdev->path, path)) + return hogdev; + } + + return NULL; +} + +static struct hog_device *hog_device_new(struct btd_device *device, + const char *path) +{ + struct hog_device *hogdev; + + hogdev = g_new0(struct hog_device, 1); + if (!hogdev) + return NULL; + + hogdev->path = g_strdup(path); + hogdev->device = btd_device_ref(device); + + return hogdev; +} + +int hog_device_register(struct btd_device *device, const char *path) +{ + struct hog_device *hogdev; + + hogdev = find_device_by_path(devices, path); + if (hogdev) + return -EALREADY; + + hogdev = hog_device_new(device, path); + if (!hogdev) + return -ENOMEM; + + hogdev->attioid = btd_device_add_attio_callback(device, + attio_connected_cb, + attio_disconnected_cb, + hogdev); + device_set_auto_connect(device, TRUE); + + devices = g_slist_append(devices, hogdev); + + return 0; +} + +static void hog_device_free(struct hog_device *hogdev) +{ + btd_device_unref(hogdev->device); + g_free(hogdev->path); + g_free(hogdev); +} + +int hog_device_unregister(const char *path) +{ + struct hog_device *hogdev; + + hogdev = find_device_by_path(devices, path); + if (hogdev == NULL) + return -EINVAL; + + btd_device_remove_attio_callback(hogdev->device, hogdev->attioid); + devices = g_slist_remove(devices, hogdev); + hog_device_free(hogdev); + + return 0; +} diff --git a/input/hog_device.h b/input/hog_device.h index a0158ea..ce6a79e 100644 --- a/input/hog_device.h +++ b/input/hog_device.h @@ -23,3 +23,6 @@ */ #define HOG_UUID "00001812-0000-1000-8000-00805f9b34fb" + +int hog_device_register(struct btd_device *device, const char *path); +int hog_device_unregister(const char *path); diff --git a/input/manager.c b/input/manager.c index e1d1f81..3707e88 100644 --- a/input/manager.c +++ b/input/manager.c @@ -202,7 +202,7 @@ static int hog_device_probe(struct btd_device *device, GSList *uuids) DBG("path %s", path); - return 0; + return hog_device_register(device, path); } static void hog_device_remove(struct btd_device *device) @@ -210,6 +210,8 @@ static void hog_device_remove(struct btd_device *device) const gchar *path = device_get_path(device); DBG("path %s", path); + + hog_device_unregister(path); } static struct btd_device_driver hog_driver = { -- 1.7.7.6