154 lines
4.3 KiB
C
154 lines
4.3 KiB
C
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/**
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* @file cm_wifiscan.h
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* @brief wifiscan 接口
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* @copyright Copyright © 2021 China Mobile IOT. All rights reserved.
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* @author By ShiMingRui
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* @date 2021/4/12
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*
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* @defgroup wifiscan
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* @ingroup wifiscan
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* @{
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*/
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#ifndef __CM_WIFISCAN_H__
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#define __CM_WIFISCAN_H__
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <stdint.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define MAX_BSSID_NUM_TOTAL 30 /*!< 扫描信息单元最大数量，请勿修改 */
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#define SIZE_MAC_ADDRESS 6 /*!< MAC地址缓存区长度，请勿修改 */
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/** 优先级 */
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typedef enum
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{
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CM_WIFI_SCAN_LTE_HIGH =0, /*!< 优先级设置，LTE优先 */
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CM_WIFI_SCAN_WIFI_HIGH, /*!< 优先级设置，WIFI优先 */
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}cm_wifi_scan_priority_e;
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/** 扫描到的单元数据 */
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typedef struct
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{
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uint8_t bssid[SIZE_MAC_ADDRESS]; /*!< Basic Service SetIDentifier，一般是AP MAC地址 */
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uint8_t padding[2]; /*!< 预留，未使用 */
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int32_t rssi; /*!< 开发中，暂不支持 */
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uint32_t channel_number; /*!< 通道号 */
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}cm_wifi_scan_cell_info_t;
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/** 扫描到的全部数据 */
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typedef struct
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{
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uint8_t bssid_number; /*!< 扫描到的单元数量 */
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cm_wifi_scan_cell_info_t channel_cell_list[MAX_BSSID_NUM_TOTAL]; /*!< 单元数据 */
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}cm_wifi_scan_info_t;
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/** 参数配置类型 */
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typedef enum
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{
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CM_WIFI_SCAN_CFG_ROUND, /*!< 扫描轮次，范围：1~3，默认值3 （该配置项暂不生效）*/
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CM_WIFI_SCAN_CFG_MAX_COUNT, /*!< 最大扫描数量，范围：4~10，默认值5（该配置项暂不生效） */
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CM_WIFI_SCAN_CFG_TIMEOUT, /*!< 扫描超时时间，单位：s，范围：10~60，默认值25 （该配置项暂不生效）*/
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CM_WIFI_SCAN_CFG_PRIORITY, /*!< LTE、WIFI优先级，支持范围参见cm_wifi_scan_priority_e枚举量，默认值CM_WIFI_SCAN_LTE_HIGH （该配置项暂不生效）*/
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} cm_wifi_scan_cfg_type_e;
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/**
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* @brief 扫描回调函数
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*
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* @param [in] param 扫描结果
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* @param [in] user_param 用户参数
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*
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* @details 调用cm_wifiscan_start时传入
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*/
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typedef void (*cm_wifiscan_callback_t)(cm_wifi_scan_info_t *param, void *user_param);
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/**
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* @brief 设置扫描参数
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*
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* @param [in] type 设置参数类型
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* @param [in] value 设置参数数值
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*
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* @return
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* = 0 - 成功 \n
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* = -1 - 失败
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*
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* @details
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*/
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int32_t cm_wifiscan_cfg(cm_wifi_scan_cfg_type_e type, void *value);
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/**
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* @brief 开始扫描
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*
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* @param [in] cb 回调函数
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* @param [in] user_param 用户参数
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*
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* @return
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* = 0 - 成功 \n
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* = -1 - 失败
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*
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* @details 开启wifiscan功能，开启后结果将通过回调函数异步上报。\n
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* 切换CFUN过程中禁止扫描WiFi。
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*/
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int32_t cm_wifiscan_start(cm_wifiscan_callback_t cb, void *user_param);
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/**
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* @brief 停止扫描
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*
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* @return
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* = 0 - 成功 \n
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* = -1 - 失败
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*
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* @details 用于超时时间未到或结果未完全返回时，可中断wifiscan功能。(该接口未生效)
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*/
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int32_t cm_wifiscan_stop(void);
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/**
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* @brief 查询最近一次扫描结果
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*
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* @param [out] param 扫描结果
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*
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* @return
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* = 0 - 成功 \n
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* = -1 - 失败
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*
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* @details
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*/
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int32_t cm_wifiscan_query(cm_wifi_scan_info_t **param);
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif
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/** @}*/
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