From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Luiz Augusto von Dentz To: linux-bluetooth@vger.kernel.org Subject: [PATCH v2 08/10] gatt: Add implementation of NotifyAcquired Date: Tue, 4 Jul 2017 18:09:35 +0300 Message-Id: <20170704150937.11701-9-luiz.dentz@gmail.com> In-Reply-To: <20170704150937.11701-1-luiz.dentz@gmail.com> References: <20170704150937.11701-1-luiz.dentz@gmail.com> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: From: Luiz Augusto von Dentz This property indicate if any client has acquire notify thus locking the access to StartNotify. --- src/gatt-client.c | 35 ++++++++++++++++++++++++++++++++++- 1 file changed, 34 insertions(+), 1 deletion(-) diff --git a/src/gatt-client.c b/src/gatt-client.c index 571d310..8f3e60c 100644 --- a/src/gatt-client.c +++ b/src/gatt-client.c @@ -846,6 +846,27 @@ characteristic_write_acquired_exists(const GDBusPropertyTable *property, return (chrc->props & BT_GATT_CHRC_PROP_WRITE_WITHOUT_RESP); } +static gboolean +characteristic_get_notify_acquired(const GDBusPropertyTable *property, + DBusMessageIter *iter, void *data) +{ + struct characteristic *chrc = data; + dbus_bool_t locked = chrc->notify_io ? TRUE : FALSE; + + dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &locked); + + return TRUE; +} + +static gboolean +characteristic_notify_acquired_exists(const GDBusPropertyTable *property, + void *data) +{ + struct characteristic *chrc = data; + + return (chrc->props & BT_GATT_CHRC_PROP_NOTIFY); +} + static void write_characteristic_cb(struct gatt_db_attribute *attr, int err, void *user_data) { @@ -1072,6 +1093,10 @@ static void characteristic_destroy_pipe(struct characteristic *chrc, } else if (chrc->notify_io) { pipe_io_destroy(chrc->notify_io); chrc->notify_io = NULL; + g_dbus_emit_property_changed(btd_get_dbus_connection(), + chrc->path, + GATT_CHARACTERISTIC_IFACE, + "NotifyAcquired"); } } @@ -1133,8 +1158,13 @@ static DBusMessage *characteristic_create_pipe(struct characteristic *chrc, chrc->path, GATT_CHARACTERISTIC_IFACE, "WriteAcquired"); - } else + } else { chrc->notify_io->io = io; + g_dbus_emit_property_changed(btd_get_dbus_connection(), + chrc->path, + GATT_CHARACTERISTIC_IFACE, + "NotifyAcquired"); + } DBG("%s: sender %s io %p", dbus_message_get_member(msg), dbus_message_get_sender(msg), io); @@ -1574,6 +1604,9 @@ static const GDBusPropertyTable characteristic_properties[] = { { "WriteAcquired", "b", characteristic_get_write_acquired, NULL, characteristic_write_acquired_exists, G_DBUS_PROPERTY_FLAG_EXPERIMENTAL }, + { "NotifyAcquired", "b", characteristic_get_notify_acquired, NULL, + characteristic_notify_acquired_exists, + G_DBUS_PROPERTY_FLAG_EXPERIMENTAL }, { } }; -- 2.9.4