static bool prov_check_method()

in nimble/host/mesh/src/provisioner.c [143:198]

• 51 lines of code
• 13 McCabe index (conditional complexity)

static bool prov_check_method(struct bt_mesh_dev_capabilities *caps)
{
	if (bt_mesh_prov_link.oob_method == AUTH_METHOD_STATIC) {
		if (!caps->static_oob) {
			BT_WARN("Device not support OOB static authentication provisioning");
			return false;
		}
	} else if (bt_mesh_prov_link.oob_method == AUTH_METHOD_INPUT) {
		if (bt_mesh_prov_link.oob_size > caps->input_size) {
			BT_WARN("The required input length (0x%02x) "
				"exceeds the device capacity (0x%02x)",
				bt_mesh_prov_link.oob_size, caps->input_size);
			return false;
		}

		if (!(BIT(bt_mesh_prov_link.oob_action) & caps->input_actions)) {
			BT_WARN("The required input action (0x%04x) "
				"not supported by the device (0x%02x)",
				(uint16_t)BIT(bt_mesh_prov_link.oob_action), caps->input_actions);
			return false;
		}

		if (bt_mesh_prov_link.oob_action == INPUT_OOB_STRING) {
			if (!bt_mesh_prov->output_string) {
				BT_WARN("Not support output string");
				return false;
			}
		} else {
			if (!bt_mesh_prov->output_number) {
				BT_WARN("Not support output number");
				return false;
			}
		}
	} else if (bt_mesh_prov_link.oob_method == AUTH_METHOD_OUTPUT) {
		if (bt_mesh_prov_link.oob_size > caps->output_size) {
			BT_WARN("The required output length (0x%02x) "
				"exceeds the device capacity (0x%02x)",
				bt_mesh_prov_link.oob_size, caps->output_size);
			return false;
		}

		if (!(BIT(bt_mesh_prov_link.oob_action) & caps->output_actions)) {
			BT_WARN("The required output action (0x%04x) "
				"not supported by the device (0x%02x)",
				(uint16_t)BIT(bt_mesh_prov_link.oob_action), caps->output_actions);
			return false;
		}

		if (!bt_mesh_prov->input) {
			BT_WARN("Not support input");
			return false;
		}
	}

	return true;
}