Add mtu in external_chrc strcutre, and call UpdateMTU when MTU exchange complete and write comes in
---
src/gatt-database.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/src/gatt-database.c b/src/gatt-database.c
index 61eed71d6..2658ac207 100644
--- a/src/gatt-database.c
+++ b/src/gatt-database.c
@@ -122,6 +122,7 @@ struct external_chrc {
struct queue *pending_reads;
struct queue *pending_writes;
unsigned int ntfy_cnt;
+ uint16_t mtu;
};
struct external_desc {
@@ -1678,6 +1679,12 @@ static struct pending_op *send_read(struct btd_device *device,
return NULL;
}
+static void update_mtu_setup_cb(DBusMessageIter *iter, void *user_data)
+{
+ struct external_chrc *chrc = user_data;
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_UINT16, &chrc->mtu);
+}
+
static void write_setup_cb(DBusMessageIter *iter, void *user_data)
{
struct pending_op *op = user_data;
@@ -2090,12 +2097,17 @@ static void chrc_write_cb(struct gatt_db_attribute *attrib,
struct external_chrc *chrc = user_data;
struct btd_device *device;
struct queue *queue;
+ uint16_t mtu;
if (chrc->attrib != attrib) {
error("Write callback called with incorrect attribute");
goto fail;
}
+ mtu = bt_att_get_mtu(att);
+ chrc->mtu = mtu;
+ g_dbus_proxy_method_call(chrc->proxy, "UpdateMTU", update_mtu_setup_cb, NULL, user_data, NULL);
+
device = att_get_device(att);
if (!device) {
error("Unable to find device object");
--
2.14.1.690.gbb1197296e-goog
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