Hi Natalya, On Tue, May 16, 2017, Natalya Rozhnova wrote: > I'm trying to understand the mgmt events in Bluez. > If I understand correctly, the MGMT_OP_... commands are first sent as following: > > mgmt_send(adapter->mgmt, MGMT_OP_START_DISCOVERY, ...) > > And then it should trigger a corresponding event like > MGMT_EV_DISCOVERING, MGMT_EV_DEVICE_FOUND etc. > > I'm quite lost in understanding who, where and how generates these > MGMT_EV... events... > Could anybody please explain this on a simple example or showing a > piece of code in bluez sources where it is done... The mgmt protocol is a protocol between user space and the kernel. User space (normally bluetoothd) sends commands to the kernel, and the kernel sends events to user space. You can find the kernel-side implementation in net/bluetooth/mgmt.c. Johan -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html