Update the attribute value when a new alert is reported to BlueZ.
---
profiles/alert/server.c | 39 +++++++++++++++++++++++++++++++++++++++
1 file changed, 39 insertions(+)
diff --git a/profiles/alert/server.c b/profiles/alert/server.c
index f1021cc..9e389d6 100644
--- a/profiles/alert/server.c
+++ b/profiles/alert/server.c
@@ -64,6 +64,8 @@
/* Maximum length for "Text String Information" */
#define NEW_ALERT_MAX_INFO_SIZE 18
+/* Maximum length for New Alert Characteristic Value */
+#define NEW_ALERT_CHR_MAX_VALUE_SIZE (NEW_ALERT_MAX_INFO_SIZE + 2)
enum {
ENABLE_NEW_INCOMING,
@@ -91,6 +93,7 @@ struct alert_adapter {
struct btd_adapter *adapter;
uint16_t supp_new_alert_cat_handle;
uint16_t supp_unread_alert_cat_handle;
+ uint16_t new_alert_handle;
};
static GSList *registered_alerts = NULL;
@@ -318,6 +321,16 @@ static DBusMessage *register_alert(DBusConnection *conn, DBusMessage *msg,
return dbus_message_new_method_return(msg);
}
+static void update_new_alert(gpointer data, gpointer user_data)
+{
+ struct alert_adapter *al_adapter = data;
+ struct btd_adapter *adapter = al_adapter->adapter;
+ uint8_t *value = user_data;
+
+ attrib_db_update(adapter, al_adapter->new_alert_handle, NULL, &value[1],
+ value[0], NULL);
+}
+
static DBusMessage *new_alert(DBusConnection *conn, DBusMessage *msg,
void *data)
{
@@ -325,6 +338,7 @@ static DBusMessage *new_alert(DBusConnection *conn, DBusMessage *msg,
const char *category, *description;
struct alert_data *alert;
uint16_t count;
+ unsigned int i;
if (!dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &category,
DBUS_TYPE_UINT16, &count, DBUS_TYPE_STRING,
@@ -354,6 +368,29 @@ static DBusMessage *new_alert(DBusConnection *conn, DBusMessage *msg,
return btd_error_invalid_args(msg);
}
+ for (i = 0; i < G_N_ELEMENTS(anp_categories); i++) {
+ if (g_str_equal(anp_categories[i], category)) {
+ uint8_t value[NEW_ALERT_CHR_MAX_VALUE_SIZE + 1];
+ size_t dlen = strlen(description);
+ uint8_t *ptr = value;
+
+ memset(value, 0, sizeof(value));
+
+ *ptr++ = 2; /* Attribute value size */
+ *ptr++ = i; /* Category ID (mandatory) */
+ *ptr++ = count; /* Number of New Alert (mandatory) */
+ /* Text String Information (optional) */
+ strncpy((char *) ptr, description,
+ NEW_ALERT_MAX_INFO_SIZE - 1);
+
+ if (dlen > 0)
+ *value += dlen + 1;
+
+ g_slist_foreach(alert_adapters, update_new_alert,
+ value);
+ }
+ }
+
DBG("NewAlert(\"%s\", %d, \"%s\")", category, count, description);
return dbus_message_new_method_return(msg);
@@ -538,6 +575,8 @@ static void register_alert_notif_service(struct alert_adapter *al_adapter)
/* New Alert */
GATT_OPT_CHR_UUID, NEW_ALERT_CHR_UUID,
GATT_OPT_CHR_PROPS, ATT_CHAR_PROPER_NOTIFY,
+ GATT_OPT_CHR_VALUE_GET_HANDLE,
+ &al_adapter->new_alert_handle,
/* Supported Unread Alert Category */
GATT_OPT_CHR_UUID, SUPP_UNREAD_ALERT_CAT_CHR_UUID,
GATT_OPT_CHR_PROPS, ATT_CHAR_PROPER_READ,
--
1.7.9.5
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