hdf_wifi_event-h.md - Openharmony v1.0 / docs / docs-en / api / api-SmartVision-Devices - 最全华为鸿蒙分布式操作系统技术资料库，手册，指南

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# hdf\_wifi\_event.h
## **Overview**
**Related Modules:**
[WLAN](wlan.md)
**Description:**
Declares WLAN driver events.
The functions in this file are used to report events such as scanning results, scanning completion, and station disconnection to the WPA interface.
**Since:**
1.0
**Version:**
1.0
## **Summary**
## Data Structures

Data Structure Name	Description
RateInfo	Defines the rate information received or sent over WLAN.
StaBssParameters	Defines parameters related to the WLAN module that works in station mode.
StaFlagUpdate	Defines the update of the Sta flag.
StationInfo	Defines station information.
Auth	Defines authentication information.
Deauth	Defines deauthentication information.
AssocReq	Defines station association request.
AssocResp	Defines station association response.
ReassocReq	Defines station reassociation request.
ReassocResp	Defines station reassociation response.
Disassoc	Defines station disconnection.
Beacon	Defines the update of the Sta flag.
ProbeResp	Defines scanning response.
Ieee80211Mgmt	Defines management frame information.
ScannedBssInfo	Represents the scanned BSS information.
ConnetResult	Defines association results.

## Enumerations

Enumeration Name	Description
WifiHmacMgmtStatus { WIFI_HMAC_MGMT_SUCCESS = 0, WIFI_HMAC_MGMT_INVALID = 1, WIFI_HMAC_MGMT_TIMEOUT = 2, WIFI_HMAC_MGMT_REFUSED = 3, WIFI_HMAC_MGMT_TOMANY_REQ = 4, WIFI_HMAC_MGMT_ALREADY_BSS = 5 }	Enumerates MLME management statuses, indicating whether a device is successfully associated or fails to be associated.

## Functions

Function Name	Description
HdfWifiEventNewSta (const struct NetDevice netdev, const uint8_t macAddr, uint8_t addrLen, const struct StationInfo *info)	int32_t Reports a new STA event.
HdfWifiEventDelSta (struct NetDevice netdev, const uint8_t macAddr, uint8_t addrLen)	int32_t Reports a station deletion event.
HdfWifiEventInformBssFrame (const struct NetDevice netdev, struct Wiphy wiphy, const struct Ieee80211Channel channel, const struct ScannedBssInfo bssInfo)	int32_t Reports a scanned BSS event.
HdfWifiEventScanDone (const struct NetDevice *netdev, WifiScanStatus status)	int32_t Reports a scanning completion event.
HdfWifiEventConnectResult (const struct NetDevice netdev, const struct ConnetResult result)	int32_t Reports a connection result event.
HdfWifiEventDisconnected (const struct NetDevice netdev, uint16_t reason, const uint8_t ie, uint32_t len)	int32_t Reports a disconnection event.
HdfWifiEventMgmtTxStatus (const struct NetDevice netdev, const uint8_t buf, size_t len, uint8_t ack)	int32_t Reports a transmission management status event.
HdfWifiEventRxMgmt (const struct NetDevice netdev, int32_t freq, int32_t sigMbm, const uint8_t buf, size_t len)	int32_t Reports a receive management status event.
HdfWifiEventCsaChannelSwitch (const struct NetDevice *netdev, int32_t freq)	int32_t Reports a CSA channel switching event.
HdfWifiEventTimeoutDisconnected (const struct NetDevice *netdev)	int32_t Reports a timeout disconnection event.
HdfWifiEventEapolRecv (const char name, void context)	int32_t Reports the event of receiving the EAPOL frame and notifies WPA to read the EAPOL frame.