[PATCH BlueZ v3 4/4] client: Don't require authorization for trusted devices

[Grzegorz Kolodziejczyk <grzegorz.kolodziejczyk@xxxxxxxxxxx>]

This patch adds possibility to ommit authorization request from trusted
devices.
---
 client/gatt.c | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/client/gatt.c b/client/gatt.c
index 13c5d8e49..629912675 100644
--- a/client/gatt.c
+++ b/client/gatt.c
@@ -1746,6 +1746,20 @@ error:
 	g_free(aad);
 }
 
+static bool is_device_trusted(const char *path)
+{
+	GDBusProxy *proxy;
+	DBusMessageIter iter;
+	bool trusted;
+
+	proxy = bt_shell_get_env(path);
+
+	if (g_dbus_proxy_get_property(proxy, "Trusted", &iter))
+		dbus_message_iter_get_basic(&iter, &trusted);
+
+	return trusted;
+}
+
 static DBusMessage *chrc_read_value(DBusConnection *conn, DBusMessage *msg,
 							void *user_data)
 {
@@ -1765,7 +1779,7 @@ static DBusMessage *chrc_read_value(DBusConnection *conn, DBusMessage *msg,
 	bt_shell_printf("ReadValue: %s offset %u link %s\n",
 					path_to_address(device), offset, link);
 
-	if (chrc->authorization_req) {
+	if (!is_device_trusted(device) && chrc->authorization_req) {
 		struct authorize_attribute_data *aad;
 
 		aad = g_new0(struct authorize_attribute_data, 1);
@@ -1891,6 +1905,7 @@ static DBusMessage *chrc_write_value(DBusConnection *conn, DBusMessage *msg,
 	struct chrc *chrc = user_data;
 	uint16_t offset = 0;
 	bool prep_authorize = false;
+	char *device = NULL;
 	DBusMessageIter iter;
 	int value_len;
 	uint8_t *value;
@@ -1903,11 +1918,11 @@ static DBusMessage *chrc_write_value(DBusConnection *conn, DBusMessage *msg,
 				"org.bluez.Error.InvalidArguments", NULL);
 
 	dbus_message_iter_next(&iter);
-	if (parse_options(&iter, &offset, NULL, NULL, NULL, &prep_authorize))
+	if (parse_options(&iter, &offset, NULL, &device, NULL, &prep_authorize))
 		return g_dbus_create_error(msg,
 				"org.bluez.Error.InvalidArguments", NULL);
 
-	if (chrc->authorization_req) {
+	if (!is_device_trusted(device) && chrc->authorization_req) {
 		struct authorize_attribute_data *aad;
 
 		aad = g_new0(struct authorize_attribute_data, 1);
-- 
2.13.6

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