mbed-os/features/nanostack/sal-stack-nanostack/source/6LoWPAN/ws/ws_llc.h

244 lines
10 KiB
C

/*
* Copyright (c) 2018-2021, Pelion 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 WS_LLC_H_
#define WS_LLC_H_
#include "6LoWPAN/ws/ws_neighbor_class.h"
#include "Service_Libs/mac_neighbor_table/mac_neighbor_table.h"
struct protocol_interface_info_entry;
struct mcps_data_ind_s;
struct mcps_data_ie_list;
struct channel_list_s;
struct ws_pan_information_s;
struct mlme_security_s;
struct ws_hopping_schedule_s;
struct ws_neighbor_class_entry;
struct mac_neighbor_table_entry;
struct ws_neighbor_temp_class_s;
/**
* @brief wh_ie_sub_list_t ws asynch header IE elemnt request list
*/
typedef struct wh_ie_sub_list_s {
bool utt_ie: 1; /**< Unicast Timing and Frame type information */
bool bt_ie: 1; /**< Broadcast timing information */
bool fc_ie: 1; /**< Flow Control for Extended Direct Frame Exchange */
bool rsl_ie: 1; /**< Received Signal Level information */
bool vh_ie: 1; /**< Vendor header information */
bool ea_ie: 1; /**< EAPOL autheticator EUI-64 header information */
} wh_ie_sub_list_t;
/**
* @brief wp_nested_ie_sub_list_t ws asynch Nested Payload sub IE element request list
*/
typedef struct wp_nested_ie_sub_list_s {
bool us_ie: 1; /**< Unicast Schedule information */
bool bs_ie: 1; /**< Broadcast Schedule information */
bool vp_ie: 1; /**< Vendor Payload information */
bool pan_ie: 1; /**< PAN Information */
bool net_name_ie: 1; /**< Network Name information */
bool pan_version_ie: 1; /**< Pan configuration version */
bool gtkhash_ie: 1; /**< GTK Hash information */
bool lfn_gtk_version_ie: 1; /**< LFN Version & GTK Hash */
bool phy_cap_ie: 1; /** < Phy Cap information for MDR */
} wp_nested_ie_sub_list_t;
/**
* @brief asynch_request_t Asynch message request parameters
*/
typedef struct asynch_request_s {
unsigned message_type: 3; /**< Asynch message type: WS_FT_PAN_ADVERT, WS_FT_PAN_ADVERT_SOL, WS_FT_PAN_CONF or WS_FT_PAN_CONF_SOL. */
wh_ie_sub_list_t wh_requested_ie_list; /**< WH-IE header list to message. */
wp_nested_ie_sub_list_t wp_requested_nested_ie_list; /**< WP-IE Nested IE list to message. */
struct mlme_security_s security; /**< Request MAC security paramaters */
struct channel_list_s channel_list; /**< Channel List. */
} asynch_request_t;
/**
* @brief LLC neighbour info request parameters
*/
typedef struct llc_neighbour_req {
struct mac_neighbor_table_entry *neighbor; /**< Generic Link Layer Neighbor information entry. */
struct ws_neighbor_class_entry *ws_neighbor; /**< Wi-sun Neighbor information entry. */
} llc_neighbour_req_t;
typedef struct eapol_temporary_info_s {
uint8_t eapol_rx_relay_filter; /*!< seconds for dropping duplicate id */
uint8_t last_rx_mac_sequency; /*!< Only compared when Timer is active */
uint16_t eapol_timeout; /*!< EAPOL relay Temporary entry lifetime */
} eapol_temporary_info_t;
/**
* Neighbor temporary structure for storage FHSS data before create a real Neighbour info
*/
typedef struct ws_neighbor_temp_class_s {
struct ws_neighbor_class_entry neigh_info_list; /*!< Allocated hopping info array*/
eapol_temporary_info_t eapol_temp_info;
uint8_t mac64[8];
uint8_t mpduLinkQuality;
int8_t signal_dbm;
ns_list_link_t link;
} ws_neighbor_temp_class_t;
typedef NS_LIST_HEAD(ws_neighbor_temp_class_t, link) ws_neighbor_temp_list_t;
/**
* @brief ws_asynch_ind ws asynch data indication
* @param interface Interface pointer
* @param data MCPS-DATA.indication specific values
* @param ie_ext Information element list
*/
typedef void ws_asynch_ind(struct protocol_interface_info_entry *interface, const struct mcps_data_ind_s *data, const struct mcps_data_ie_list *ie_ext, uint8_t message_type);
/**
* @brief ws_asynch_confirm ws asynch data confirmation to asynch message request
* @param api The API which handled the response
* @param data MCPS-DATA.confirm specific values
* @param user_id MPX user ID
*/
typedef void ws_asynch_confirm(struct protocol_interface_info_entry *interface, uint8_t asynch_message);
/**
* @brief ws_asynch_confirm ws asynch data confirmation to asynch message request
* @param interface The interface pointer
* @param mac_64 Neighbor 64-bit address
* @param neighbor_buffer Buffer where neighbor infor is buffered
* @param request_new true if is possible to allocate new entry
*
* @return true when neighbor info is available
* @return false when no neighbor info
*/
typedef bool ws_neighbor_info_request(struct protocol_interface_info_entry *interface, const uint8_t *mac_64, struct llc_neighbour_req *neighbor_buffer, bool request_new);
/**
* @brief ws_llc_create ws LLC module create
* @param interface Interface pointer
* @param asynch_ind_cb Asynch indication
* @param ie_ext Information element list
*
* Function allocate and init LLC class and init it 2 supported 2 API: ws asynch and MPX user are internally registered.
*/
int8_t ws_llc_create(struct protocol_interface_info_entry *interface, ws_asynch_ind *asynch_ind_cb, ws_asynch_confirm *asynch_cnf_cb, ws_neighbor_info_request *ws_neighbor_info_request_cb);
/**
* @brief ws_llc_reset Reset ws LLC parametrs and clean messages
* @param interface Interface pointer
*
*/
void ws_llc_reset(struct protocol_interface_info_entry *interface);
/**
* @brief ws_llc_delete Delete LLC interface. ONLY for Test purpose.
* @param interface Interface pointer
*
*/
int8_t ws_llc_delete(struct protocol_interface_info_entry *interface);
/**
* @brief ws_llc_mpx_api_get Get MPX api for registration purpose.
* @param interface Interface pointer
*
* @return NULL when MPX is not vailabale
* @return Pointer to MPX API
*
*/
mpx_api_t *ws_llc_mpx_api_get(struct protocol_interface_info_entry *interface);
/**
* @brief ws_llc_asynch_request ws asynch message request to all giving channels
* @param interface Interface pointer
* @param request Asynch message parameters: type, IE and channel list
*
* @return 0 Asynch message pushed to MAC
* @return -1 memory allocate problem
* @return -2 Parameter problem
*
*/
int8_t ws_llc_asynch_request(struct protocol_interface_info_entry *interface, asynch_request_t *request);
/**
* @brief ws_llc_set_vendor_header_data Configure WS vendor Header data information (Data of WH_IE_VH_TYPE IE element)
* @param interface Interface pointer
* @param vendor_header pointer to vendor header this pointer must keep alive when it is configured to LLC
* @param vendor_header_length configured vendor header length
*
*/
void ws_llc_set_vendor_header_data(struct protocol_interface_info_entry *interface, uint8_t *vendor_header, uint8_t vendor_header_length);
/**
* @brief ws_llc_set_vendor_payload_data Configure WS vendor payload data information (Data of WP_PAYLOAD_IE_VP_TYPE IE element)
* @param interface Interface pointer
* @param vendor_payload pointer to vendor payload this pointer must keep alive when it is configured to LLC
* @param vendor_payload_length configured vendor payload length
*
*/
void ws_llc_set_vendor_payload_data(struct protocol_interface_info_entry *interface, uint8_t *vendor_payload, uint8_t vendor_payload_length);
/**
* @brief ws_llc_set_network_name Configure WS Network name (Data of WP_PAYLOAD_IE_NETNAME_TYPE IE element)
* @param interface Interface pointer
* @param name_length configured network name length
* @param name pointer to network name this pointer must keep alive when it is configured to LLC
*
*/
void ws_llc_set_network_name(struct protocol_interface_info_entry *interface, uint8_t *name, uint8_t name_length);
/**
* @brief ws_llc_set_gtkhash Configure WS GTK hash information (Data of WP_PAYLOAD_IE_GTKHASH_TYPE IE element)
* @param interface Interface pointer
* @param gtkhash pointer to GTK hash which length is 32 bytes this pointer must keep alive when it is configured to LLC
*
*/
void ws_llc_set_gtkhash(struct protocol_interface_info_entry *interface, uint8_t *gtkhash);
/**
* @brief ws_llc_set_pan_information_pointer Configure WS PAN information (Data of WP_PAYLOAD_IE_PAN_TYPE IE element)
* @param interface Interface pointer
* @param pan_information_pointer pointer to Pan information this pointer must keep alive when it is configured to LLC
*
*/
void ws_llc_set_pan_information_pointer(struct protocol_interface_info_entry *interface, struct ws_pan_information_s *pan_information_pointer);
/**
* @brief ws_llc_hopping_schedule_config Configure channel hopping
* @param interface Interface pointer
* @param hopping_schedule pointer to Channel hopping schedule
*
*/
void ws_llc_hopping_schedule_config(struct protocol_interface_info_entry *interface, struct ws_hopping_schedule_s *hopping_schedule);
void ws_llc_timer_seconds(struct protocol_interface_info_entry *interface, uint16_t seconds_update);
void ws_llc_fast_timer(struct protocol_interface_info_entry *interface, uint16_t ticks);
bool ws_llc_eapol_relay_forward_filter(struct protocol_interface_info_entry *interface, const uint8_t *joiner_eui64, uint8_t mac_sequency, uint32_t rx_timestamp);
ws_neighbor_temp_class_t *ws_llc_get_multicast_temp_entry(struct protocol_interface_info_entry *interface, const uint8_t *mac64);
ws_neighbor_temp_class_t *ws_llc_get_eapol_temp_entry(struct protocol_interface_info_entry *interface, const uint8_t *mac64);
void ws_llc_free_multicast_temp_entry(struct protocol_interface_info_entry *interface, ws_neighbor_temp_class_t *neighbor);
#endif /* WS_LLC_H_ */