mbed-os/features/nanostack/sal-stack-nanostack/source/6LoWPAN/Thread/thread_leader_service.h

171 lines
6.1 KiB
C

/*
* Copyright (c) 2016-2018, Arm Limited and affiliates.
* SPDX-License-Identifier: BSD-3-Clause
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holder nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/**
* \brief Nanostack Thread leader service. Service is responsible of Leader specific
* tasks like:
* -Router ID assignment
* -Partitioning
* -Leader TLV writing
* -Leader COAP message handling
*/
#ifndef _THREAD_LEADER_SERVICE_H_
#define _THREAD_LEADER_SERVICE_H_
#ifdef HAVE_THREAD_LEADER_SERVICE
#include "MLE/mle_tlv.h"
/** Initialize Thread Leader Service
*
* \param interface interface id of this thread instance.
* \param coap_service_id assigned COAP service id to use
*
* \return 0 for success, negative value for error
*/
int thread_leader_service_init(int8_t interface_id, uint8_t coap_service_id);
/** Delete Thread Leader Service
*
* \param interface interface id of this thread instance.
*/
void thread_leader_service_delete(int8_t interface_id);
/** Start and initialise CoAP thread leader.
* When becoming a leader this method enables all the leader management functionalities using Thread management CoAP.
*
* \param interface interface id of this thread instance.
* \param assign_cb callback for router id assignment request.
* \param release_cb callback for router id release request.
*
* \return 0 for success, negative value in case of error
*
*/
int thread_leader_service_start(int8_t interface_id);
/** Stop Thread leader service and return to normal device mode.
* This closes the leader functionality services from CoAP, but leaves the normal node behavior.
*
* \param interface interface id of this thread instance.
*
*/
void thread_leader_service_stop(int8_t interface_id);
/** Free Thread leader data
*
* \param thread_info
*/
void thread_leader_service_leader_data_free(struct thread_info_s *thread_info);
/** Generate new Thread partition
*
* \param interface_id current interface
* \param newPartition true if new partition is needed
*/
void thread_leader_service_thread_partitition_generate(int8_t interface_id, bool newPartition);
/** Start Leader after sync
*
* \param interface_id current interface
* \param routing routing info used to rebuild
*/
int thread_leader_service_thread_partitition_restart(int8_t interface_id, mle_tlv_info_t *routing);
/** Update ID
*
* \param cur current interface
*/
void thread_leader_service_update_id_set(protocol_interface_info_entry_t *cur);
/** Generate new Thread partition
*
* \param cur current interface
* \param tickUpdate ticks
*/
void thread_leader_service_router_id_valid_lifetime_update(protocol_interface_info_entry_t *cur, uint32_t tickUpdate);
bool thread_leader_service_route_mask_bit_clear(thread_leader_info_t *info, uint8_t router_id);
void thread_leader_service_generate_network_data(protocol_interface_info_entry_t *cur);
void thread_leader_service_network_data_changed(protocol_interface_info_entry_t *cur, bool force_stable_update, bool force_unstable_update);
void thread_leader_service_timer(protocol_interface_info_entry_t *cur, uint32_t ticks);
int thread_leader_mleid_rloc_map_to_nvm_write(protocol_interface_info_entry_t *cur);
/** Get first child ID from network data based on parent ID
*
* \param thread_info
* \param router_id router short address
*
* \return First child ID of the router children. 0 if no child found.
*/
uint16_t thread_leader_service_child_id_from_networkdata_get(struct thread_info_s *thread_info, uint16_t router_short_addr);
void thread_leader_service_router_state_changed(thread_info_t *thread_info, uint8_t router_id, bool available, int8_t interface_id);
#else
#define thread_leader_service_init(interface_id, coap_service_id) (0)
#define thread_leader_service_delete(interface_id)
#define thread_leader_service_start(interface_id) (-1)
#define thread_leader_service_stop(interface_id)
#define thread_leader_service_leader_data_free(thread_info)
#define thread_leader_service_thread_partitition_generate(interface_id,newPartition)
#define thread_leader_service_thread_partitition_restart(interface_id, routing) (-1)
#define thread_leader_service_update_id_set(cur);
#define thread_leader_service_router_id_valid_lifetime_update(cur,tickUpdate)
#define thread_leader_service_route_mask_bit_clear(info,router_id) false
#define thread_leader_service_generate_network_data(cur)
#define thread_leader_service_network_data_changed(cur, force_stable_update, force_unstable_update)
#define thread_leader_service_timer(cur,ticks)
#define thread_leader_service_child_id_from_networkdata_get(thread_info,router_short_addr)
#define thread_leader_service_router_state_changed(thread_info, router_id, available, interface_id)
#define thread_leader_mleid_rloc_map_to_nvm_write(cur) (0)
#endif /*HAVE_THREAD_LEADER_SERVICE*/
#endif /* _THREAD_LEADER_SERVICE_H_ */