spider-bot/fw/nrf52/nrf5_sdk/components/iot/common/iot_common.h

96 lines
4.5 KiB
C

/**
* Copyright (c) 2014 - 2019, Nordic Semiconductor ASA
*
* All rights reserved.
*
* 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, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other
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*
* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
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/** @file iot_common.h
*
* @defgroup iot_common Common utils
* @ingroup iot_sdk_common
* @{
* @brief Common IoT macros that are needed by IoT modules.
*
* @details This module abstracts common macros related to IoT. These macros can be used by all IoT modules.
*/
#ifndef IOT_COMMON_H__
#define IOT_COMMON_H__
#include <stdint.h>
#include <stdbool.h>
#include "iot_defines.h"
#include "iot_errors.h"
#include "sdk_os.h"
#ifdef __cplusplus
extern "C" {
#endif
/**@brief Context identifiers used in stateful compression. */
typedef struct
{
uint8_t src_cntxt_id; /**< Source context identifier (if any). IPV6_CONTEXT_IDENTIFIER_NONE by default. IP Stack can set this on the interface if needed. */
uint8_t dest_cntxt_id; /**< Destination context identifier (if any). IPV6_CONTEXT_IDENTIFIER_NONE by default. IP Stack can set this on the interface if needed. */
} iot_context_id_t;
/**@brief Context structure used for efficient compression and decompression. */
typedef struct
{
uint8_t context_id; /**< Context identifier (CID) number. */
uint8_t prefix_len; /**< Length of prefix for CID. */
ipv6_addr_t prefix; /**< Prefix for CID. */
bool compression_flag; /**< Indicates if the context can be used for compression. */
} iot_context_t;
/**@brief Encapsulates all information of the 6LoWPAN interface. */
typedef struct
{
eui64_t local_addr; /**< Local EUI-64 address. */
eui64_t peer_addr; /**< Peer EUI-64 address. */
iot_context_id_t tx_contexts; /**< TX contexts can be used for effective compression. */
void * p_upper_stack; /**< Block to upper stack. */
void * p_transport; /**< Transport reference. */
} iot_interface_t;
#ifdef __cplusplus
}
#endif
#endif //IOT_COMMON_H__
/**@} */