mbed-os/features/nanostack/sal-stack-nanostack/source/DHCPv6_client/dhcpv6_client_api.h

149 lines
5.0 KiB
C

/*
* Copyright (c) 2018, Arm Limited and affiliates.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef DHCPV6_CLIENT_API_H_
#define DHCPV6_CLIENT_API_H_
#include <ns_types.h>
/* DHCP client implementation.
*
* Responsibilities of this module are:
* - handle Global address queries and refresh inside network.
*
*/
/* Initialize dhcp client.
*
* This instance needs to bee initialized once for each network interface.
* if only one thread instance is supported this is needed to call only once.
*
* /param interface interface id of this instance.
* /param link_type DHCPV6_DUID_HARDWARE_IEEE_802_NETWORKS_TYPE, DHCPV6_DUID_HARDWARE_EUI64_TYPE or DHCPV6_DUID_HARDWARE_EUI48_TYPE
*
*/
void dhcp_client_init(int8_t interface, uint16_t link_type);
/* Set configurations for DHCP client
*
* /param interface Client Inteface ID
* /param renew_uses_solicit Instead of renew message SOLICIT is used.
* /param one_client_for_this_interface True Interface use oneinstance for allocate address
* /param no_address_hint IAID use address at Solicit
*/
void dhcp_client_configure(int8_t interface, bool renew_uses_solicit, bool one_client_for_this_interface, bool no_address_hint);
/* Set Timeout parameters for SOLICIT transactions
*
* /param timeout SOLICIT timeout initial value. 0 means use defaults
* /param max_rt SOLICIT timeout max value.
* /param max_rc SOLICIT re-transmission count. 0 means infinite.
*/
void dhcp_client_solicit_timeout_set(int8_t interface, uint16_t timeout, uint16_t max_rt, uint8_t max_rc);
/* Delete dhcp client.
*
* When this is called all addressed assigned by this module are removed from stack.
*/
void dhcp_client_delete(int8_t interface);
/* Global address handler.
*
* This module updates the addresses from dhcp server and sets them in stack.
* this module makes refresh of address when needed.
*
*/
/* give dhcp server and prefix for global address assignment
*
* /param interface interface where address is got
* /param dhcp_addr dhcp server ML16 address where address is registered.
* /param prefix dhcp server ML16 address where address is registered.
* /param error_cb error callback that is called if address cannot be created or becomes invalid.
* /param register_status true if address registered.
*
*/
typedef void (dhcp_client_global_adress_cb)(int8_t interface, uint8_t dhcp_addr[static 16], uint8_t prefix[static 16], bool register_status);
typedef struct dhcp_server_notify_info {
uint16_t duid_type;
uint16_t duid_length;
uint32_t life_time;
uint8_t *duid;
} dhcp_server_notify_info_t;
typedef struct dhcp_gen_option {
uint16_t data_length;
uint8_t *data;
} dhcp_gen_option_t;
typedef struct dhcp_vendor_spesific_option {
uint32_t enterprise_number;
uint16_t data_length;
uint8_t *data;
} dhcp_vendor_spesific_option_t;
typedef struct dhcp_option_notify_s {
uint8_t option_type;
union {
dhcp_gen_option_t generic;
dhcp_vendor_spesific_option_t vendor_spesific;
} option;
} dhcp_option_notify_t;
/* give dhcp Client server Optional options notication
*
* /param interface interface id
* /param option_type Type of option
* /param option_data data of options.
* /param option_length length of option.
* /param server_info info inclu DUID and Life-time for notify options
*
*/
typedef void (dhcp_client_options_notify_cb)(int8_t interface, dhcp_option_notify_t *options, dhcp_server_notify_info_t *server_info);
int dhcp_client_get_global_address(int8_t interface, uint8_t dhcp_addr[static 16], uint8_t prefix[static 16], dhcp_client_global_adress_cb *error_cb);
int dhcp_client_option_notification_cb_set(int8_t interface, dhcp_client_options_notify_cb *notify_cb);
/* Renew all leased adddresses might be used when short address changes
*
* /param interface interface where address is got
*/
void dhcp_client_global_address_renew(int8_t interface);
/* Delete address from device
* if prefix is NULL all are deleted
*
* /param interface interface where address is got
* /param prefix dhcp server ML16 address where address is registered.
*
*/
void dhcp_client_global_address_delete(int8_t interface, uint8_t *dhcp_addr, uint8_t prefix[static 16]);
void dhcp_relay_agent_enable(int8_t interface, uint8_t border_router_address[static 16]);
void dhcp_relay_agent_interface_id_option_enable(int8_t interface, bool enable);
int dhcp_client_server_address_update(int8_t interface, uint8_t *prefix, uint8_t server_address[static 16]);
#endif /* DHCPV6_CLIENT_API_H_ */