WLAN

WLAN

Overview

Defines a WLAN module that supports cross-OS migration, component adaptation, and modular assembly and compilation. Driver developers of WLAN vendors can adapt their driver code based on the unified APIs provided by the WLAN module.

Since:

1.0

Version:

1.0

Summary

Files

File Name	Description
hdf_netbuf.h	Declares network data buffers and provides APIs for operating buffer queues.
hdf_wifi_event.h	Declares WLAN driver events.
hdf_wifi_product.h	Declares the data structure of the WLAN module.
net_device.h	Defines WLAN network device interfaces.
wifi_inc.h	Describes the data structure of WLAN features and bus.
wifi_mac80211_ops.h	Declares Media Access Control (MAC) APIs and functions related to control flows.
wifi_module.h	Provides features of the WLAN module and functions to create and delete modules.
wifi_module_config.h	Declares the WLAN module configuration.

Data Structures

Data Structure Name	Description
NetBuf	Records and saves a network data buffer.
NetBufQueue	Indicates the queues for storing network data.
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.
HdfWifiProductData	Defines the WLAN module.
EtherHeader	Defines the Ethernet header information of a data frame, including the destination address, source address, and Ethernet type.
IpHeader	Defines the IP header information of a data frame, including the version number, service type, and total length.
UdpHeader	Defines the UDP header information of a data frame, including the source port number and destination port number.
TcpHeader	Defines the TCP header information of a data frame, including the source port number and destination port number.
IpV4Addr	Defines an IPv4 address.
NetDevNotify	Defines a network device notification, including an IP address and the notification type.
IfType	Defines the network port type, for example, the WLAN network port.
IfReq	Defines ioctrl data.
NetDevice	Defines a network device, including the network interface category and name, and network port type.
NetDeviceInterFace	Defines interfaces that need to be implemented externally by network devices, including initializing, opening, and closing a network device.
KeyParams	Describes a key.
Ieee80211Channel	Describes a communication channel.
Ieee80211Rate	Describes the IEEE 802.11 rate.
Ieee80211McsInfo	Describes IEEE 802.11 Modulation and Coding Scheme (MCS) information.
Ieee80211StaHtCap	Describes the IEEE 802.11 high-throughput (HT) capability.
Ieee80211SupportedBand	Describes IEEE 802.11 band information.
Wiphy	Describes a wiphy device.
WifiSsid	Describes an SSID.
ChannelDef	Describes a communication channel.
WirelessDev	Describes a wireless device.
WifiScanRequest	Describes scan request parameters.
CryptoSettings	Describes cryptography settings.
MacAddress	Describes the device MAC address.
WifiConnectParams	Describes parameters for a connection request.
VifParams	Describes virtual API parameters.
StationDelParameters	Describes parameters for canceling a connection.
MacConfigParam	Describes MAC configuration parameters.
Mac80211DisconnectParam	Describes disconnection parameters.
Mac80211Ssids	Describes SSIDs.
Mac80211beaconParam	Describes beacon parameters.
WifiMac80211Ops	Describes MAC-layer control APIs that need to be implemented by the driver.
WifiModuleIface	Defines WLAN module APIs.
WifiModule	Defines the WLAN module.
WifiFeature	Defines a WLAN feature.
WifiFeatureList	Defines the WLAN feature list.
HdfWifiChipData	Defines a WLAN chip.
WifiModuleConfig	Defines the WLAN module configuration.

Macros

Macro Name and Value	Description
MAX_NETBUF_RESEVER_SIZE 68	Defines the reserved field of a network data buffer used to store private information.
MAC_ADDR_SIZE 6	Indicates a 6-byte MAC address.
NET_DEVICE_IFF_RUNNING IFF_RUNNING	Indicates that the network port is working.
ETHER_TYPE_RARP 0x8035	Indicates Reverse Address Resolution Protocol (RARP).
ETHER_TYPE_PAE 0x888e	Indicates Port Access Entity (PAE).
ETHER_TYPE_IP 0x0800	Indicates Internet Protocol (IP).
ETHER_TYPE_AARP 0x80f3	Indicates AppleTalk Address Resolution Protocol (AARP).
ETHER_TYPE_IPX 0x8137	Indicates Internetwork Packet Exchange (IPX).
ETHER_TYPE_ARP 0x0806	Indicates Address Resolution Protocol (ARP).
ETHER_TYPE_IPV6 0x86dd	Indicates Internet Protocol version 6 (IPv6).
ETHER_TYPE_TDLS 0x890d	Indicates Tunneled Direct Link Setup (TDLS).
ETHER_TYPE_VLAN 0x8100	Indicates Virtual Local Area Network (VLAN).
ETHER_TYPE_WAI 0x88b4	Indicates WLAN Authentication and Privacy Infrastructure (WAPI).
ETHER_LLTD_TYPE 0x88D9	Indicates Link Layer Topology Discovery (LLTD).
ETHER_ONE_X_TYPE 0x888E	Indicates 802.1x network port authentication.
ETHER_TUNNEL_TYPE 0x88bd	Indicates a tunnel protocol.
ETHER_TYPE_PPP_DISC 0x8863	Indicates the point-to-point discovery type.
ETHER_TYPE_PPP_SES 0x8864	Indicates the point-to-point session discovery type.
ETHER_TYPE_6LO 0xa0ed	Indicates IPv6 over Low Power Wireless Personal Area Networks (6LoWPANs).
TCP_PROTOCAL 6	Indicates the Transmission Control Protocol (TCP).
UDP_PROTOCAL 17	Indicates the User Datagram Protocol (UDP).
IP_PRI_SHIFT 5	Indicates the shift in the priority for an IP address.
DHCP_UDP_SRC_PORT 68	Indicates the source port number of DHCP.
DHCP_UDP_DES_PORT 67	Indicates the destination port number of DHCP.
MAX_WIFI_COMPONENT_NAME_LEN 10	Indicates the length of the name of a WLAN module or feature.

Typedefs

Typedef Name	Description
NetDevice	typedef struct NetDevice Defines a network device, including the network interface category and name, and network port type.
WifiConnectParams	typedef struct WifiConnectParams Describes parameters for a connection request.
Mac80211SetMacParam	typedef struct MacConfigParam Describes MAC configuration parameters.

Typedef Name

Description

NetDevice

typedef struct NetDevice

Defines a network device, including the network interface category and name, and network port type.

WifiConnectParams

typedef struct WifiConnectParams

Describes parameters for a connection request.

Mac80211SetMacParam

typedef struct MacConfigParam

Describes MAC configuration parameters.

Enumerations

Enumeration Name	Description
{ E_HEAD_BUF, E_DATA_BUF, E_TAIL_BUF, MAX_BUF_NUM }	Enumerates the segments of a network data buffer.
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.
NetIfCategory { LITE_OS, RICH_OS }	Enumerates network interface categories, including lightweight OS and rich OS.
NetIfStatus { NETIF_DOWN, NETIF_UP }	Enumerates network interface states, including online and offline.
NetIfLinkStatus { NETIF_LINK_DOWN, NETIF_LINK_UP }	Enumerates network link layer states, including online and offline.
NetLinkType { ETHERNET_LINK = 1, WIFI_LINK = 801 }	Enumerates data link types, including Ethernet and WLAN.
ProcessingResult { PROCESSING_CONTINUE, PROCESSING_COMPLETE, PROCESSING_ERROR }	Enumerates data processing results, including continuing processing, processing completed, and error.
NetDevTxResult { NETDEV_TX_OK = 0x00, NETDEV_TX_BUSY = 0x10, NETDEV_TX_LOCKED = 0x20 }	Enumerates data sending results, including sending succeeded, other data being sent at the link layer, and data link layer being locked.
Protocol80211IfType { PROTOCOL_80211_IFTYPE_UNSPECIFIED, PROTOCOL_80211_IFTYPE_ADHOC, PROTOCOL_80211_IFTYPE_STATION, PROTOCOL_80211_IFTYPE_AP, PROTOCOL_80211_IFTYPE_AP_VLAN, PROTOCOL_80211_IFTYPE_WDS, PROTOCOL_80211_IFTYPE_MONITOR, PROTOCOL_80211_IFTYPE_MESH_POINT, PROTOCOL_80211_IFTYPE_P2P_CLIENT, PROTOCOL_80211_IFTYPE_P2P_GO, PROTOCOL_80211_IFTYPE_P2P_DEVICE, PROTOCOL_80211_IFTYPE_NUM, PROTOCOL_80211_IFTYPE_MAX = PROTOCOL_80211_IFTYPE_NUM - 1 }	Enumerates 802.11 network port types, including AP, STA, and P2P.
NetdeviceError { COMMON_ERROR = 1, ADD_LWIP_ERROR }	Enumerates network device errors, including common errors and errors in adding network devices to LwIP.
WifiMainFeatureType { HDF_WIFI_FEATURE_BASE, HDF_WIFI_FEATURE_AP, HDF_WIFI_FEATURE_STA, HDF_WIFI_FEATURE_P2P, HDF_WIFI_FEATURE_NAN, HDF_WIFI_FEATURE_RTT, HDF_WIFI_FEATURE_NUM = 10 }	Enumerates feature types of a WLAN module.
WifiBusType { BUS_SDIO, BUS_USB }	Enumerates bus types of a WLAN module.
MacSetType { MAC_BEACON_SET = 0, MAC_BEACON_ADD = 1 }	Enumerates setting types of MAC addresses.
Ieee80211Band { IEEE80211_BAND_2GHZ, IEEE80211_BAND_5GHZ, IEEE80211_NUM_BANDS }	Enumerates frequency bands.
WifiChannelType { WIFI_CHAN_NO_HT, WIFI_CHAN_HT20, WIFI_CHAN_HT40MINUS, WIFI_CHAN_HT40PLUS }	Enumerates channel types.

Functions

Function Name	Description
NetBufQueueInit (struct NetBufQueue q)	static void Initializes a network data buffer queue.
NetBufQueueSize (const struct NetBufQueue q)	static uint32t Obtains the size of a network data buffer queue.
NetBufQueueIsEmpty (const struct NetBufQueue q)	static bool Checks whether the network data buffer queue is empty.
NetBufQueueEnqueue (struct NetBufQueue q, struct NetBuf nb)	void Adds a network data buffer to the tail of a queue.
NetBufQueueEnqueueHead (struct NetBufQueue q, struct NetBuf nb)	void Adds a network data buffer to the header of a queue.
NetBufQueueDequeue (struct NetBufQueue q)	struct NetBuf Obtains a network data buffer from the header of a queue and deletes it from the queue.
NetBufQueueDequeueTail (struct NetBufQueue q)	struct NetBuf Obtains a network data buffer from the tail of a queue and deletes it from the queue.
NetBufQueueAtHead (const struct NetBufQueue q)	static struct NetBuf Obtains the network data buffer from the header of a queue, without deleting it from the queue.
NetBufQueueAtTail (const struct NetBufQueue q)	static struct NetBuf Obtains the network data buffer from the tail of a queue, without deleting it from the queue.
NetBufQueueClear (struct NetBufQueue q)	void Clears a network data buffer queue and releases the network data buffer in the queue.
NetBufQueueConcat (struct NetBufQueue q, struct NetBufQueue add)	void Moves all network data buffers from one queue to another and clears the source queue.
NetBufAlloc (uint32t size)	struct NetBuf Applies for a network data buffer.
NetBufFree (struct NetBuf nb)	void Releases a network data buffer.
NetBufDevAlloc (const struct NetDevice dev, uint32_t size)	struct NetBuf Applies for a network data buffer based on the reserved space and requested size set by a network device.
NetBufPush (struct NetBuf nb, uint32_t id, uint32_t len)	void Performs operations based on the segment ID of a network data buffer. The function is opposite to that of NetBufPop.
NetBufPop (struct NetBuf nb, uint32_t id, uint32_t len)	void Performs operations based on the segment ID of a network data buffer. The function is opposite to that of NetBufPush.
NetBufGetAddress (const struct NetBuf nb, uint32_t id)	static uint8_t Obtains the address of a specified buffer segment in a network data buffer.
NetBufGetRoom (const struct NetBuf nb, uint32_t id)	static uint32_t Obtains the size of a specified buffer segment space in a network data buffer.
NetBufGetDataLen (const struct NetBuf nb)	static uint32_t Obtains the actual data length of the data segment of a network data buffer.
NetBufResizeRoom (struct NetBuf nb, uint32_t head, uint32_t tail)	int32_t Adjusts the size of a network data buffer space.
NetBufConcat (struct NetBuf nb, struct NetBuf cnb)	uint32_t Copies data in a network data buffer to another network data buffer.
Pbuf2NetBuf (const struct NetDevice netdev, struct pbuf lwipBuf)	struct NetBuf Converts the pbuf structure of Lightweight TCP/IP Stack (lwIP) to a network data buffer.
NetBuf2Pbuf (const struct NetBuf nb)	struct pbuf Converts a network data buffer to the pbuf structure of Lightweight TCP/IP Stack (lwIP).
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.
HdfWifiGetProduct (void)	struct HdfWifiProductData Obtains the data structure of the WLAN module.
NetDeviceInit (const char ifName, uint32_t len, NetIfCategory ifCategory)	struct NetDevice Initializes a network device to obtain its instance.
NetDeviceDeInit (struct NetDevice netDevice)	int32_t Deletes a network device.
NetDeviceAdd (struct NetDevice netDevice, Protocol80211IfType ifType)	int32_t Adds a network device to a protocol stack.
NetDeviceDelete (struct NetDevice netDevice)	int32_t Deletes a network device from a protocol stack.
NetDeviceGetInstByName (const char name)	struct NetDevice Obtains the initialized network device instance by a specified device name.
NetDeviceIsAnyInstRunning (void)	bool Checks whether there are working devices among the added network devices.
NetDeviceIsInstRunning (const struct NetDevice netDevice)	bool Checks whether a specified network device is working.
NetDevGetRegisterCount (void)	uint32_t Obtains the number of added network devices.
NetDeviceGetCap (void)	uint32_t Obtains the maximum number of network devices that can be registered with this system at the same time.
NetDeviceGetInstByIndex (uint32_t index)	struct NetDevice Obtains a network device instance based on the index number.
NetIfSetAddr (const struct NetDevice netDevice, const IpV4Addr ipAddr, const IpV4Addr netMask, const IpV4Addr gw)	int32_t Sets an IP address, mask, and gateway.
NetIfSetStatus (const struct NetDevice netDevice, NetIfStatus status)	int32_t Notifies the network layer of the network port state.
NetIfSetLinkStatus (const struct NetDevice netDevice, NetIfLinkStatus status)	int32_t Notifies the network layer of the data link layer status.
NetIfRx (const struct NetDevice netDevice, struct NetBuf buff)	int32_t Transfers the input data packets from the network side to a protocol stack.
NetIfRxNi (const struct NetDevice netDevice, struct NetBuf buff)	int32_t Transfers data packets from the network side to a protocol stack in an interrupt processing thread.
NetIfDhcpsStart (const struct NetDevice netDevice, char ip, u16_t ipNum)	int32_t Starts the DHCP server.
NetIfDhcpsStop (const struct NetDevice netDevice)	int32_t Stops the DHCP server.
NetIfDhcpStart (const struct NetDevice netDevice)	int32_t Starts the DHCP client of a specified network device.
NetIfDhcpStop (const struct NetDevice netDevice)	int32_t Stops the DHCP client of a specified network device.
NetIfDhcpIsBound (const struct NetDevice netDevice)	int32_t Obtains the DHCP negotiation status of a specified network device.
Mac80211RegisterOps (struct WifiMac80211Ops *ops) __attribute((weak))	int32_t Registers a WifiMac80211Ops object.
Mac80211GetOps (void)	struct WifiMac80211Ops Obtains the WifiMac80211Ops object that the driver needs to implement.
WifiModuleCreate (const struct HdfConfigWifiModuleConfig config)	struct WifiModule Creates a WifiModule object based on a specified configuration generated by the HCS.
WifiModuleDelete (struct WifiModule module)	void Deletes a specified WifiModule object.
DelFeature (struct WifiModule module, uint16_t featureType)	int32_t Deletes a specified feature from a specified module.
AddFeature (struct WifiModule module, uint16_t featureType, struct WifiFeature *featureData)	int32_t Adds a specified feature to a specified module.

Details

Macro Definition Documentation

MAX_NETBUF_RESEVER_SIZE

#define MAX_NETBUF_RESEVER_SIZE   68

Description:

Defines the reserved field of a network data buffer used to store private information.

The length of the reserved field is 68 bytes.

MAX_WIFI_COMPONENT_NAME_LEN

#define MAX_WIFI_COMPONENT_NAME_LEN   10

Description:

Indicates the length of the name of a WLAN module or feature.

The name of a WLAN module or feature cannot contain more than 10 characters; otherwise, the name will be truncated and cannot be identified.

Typedef Documentation

Mac80211SetMacParam

typedef struct [MacConfigParam]($api-api-SmartVision-Devices-MacConfigParam.md) [Mac80211SetMacParam]($api-api-SmartVision-Devices-WLAN.md#ga85f7d8a3795887f090e0a6439b1df6e1)

Description:

Describes MAC configuration parameters.

NetDevice

typedef struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) [NetDevice]($api-api-SmartVision-Devices-NetDevice.md)

Description:

Defines a network device, including the network interface category and name, and network port type.

WifiConnectParams

typedef struct [WifiConnectParams]($api-api-SmartVision-Devices-WifiConnectParams.md) [WifiConnectParams]($api-api-SmartVision-Devices-WifiConnectParams.md)

Description:

Describes parameters for a connection request.

Enumeration Type Documentation

anonymous enum

anonymous enum

Description:

Enumerates the segments of a network data buffer.

The entire network data buffer is divided into three segments: a header, data, and a tail. The header and tail are used to extend both ends of the data segment.

Enumerator	Description
E_HEAD_BUF	Header buffer segment
E_DATA_BUF	Data segment
E_TAIL_BUF	Tail buffer segment
MAX_BUF_NUM	Maximum number of buffer segments

Ieee80211Band

enum [Ieee80211Band]($api-api-SmartVision-Devices-WLAN.md#ga9882f415202cf9acb0f4cdfbc456a88d)

Description:

Enumerates frequency bands.

Enumerator	Description
IEEE80211_BAND_2GHZ	2.4 GHz
IEEE80211_BAND_5GHZ	5 GHz
IEEE80211_NUM_BANDS	Reserved

MacSetType

enum [MacSetType]($api-api-SmartVision-Devices-WLAN.md#ga75cba3dc6ab4c5dc5653b037433b3abf)

Description:

Enumerates setting types of MAC addresses.

Enumerator	Description
MAC_BEACON_SET	Setting a beacon MAC address
MAC_BEACON_ADD	Adding a beacon MAC address

NetdeviceError

enum [NetdeviceError]($api-api-SmartVision-Devices-WLAN.md#ga9023c5dc1cc43758cbb468d78af41c2d)

Description:

Enumerates network device errors, including common errors and errors in adding network devices to LwIP.

Enumerator	Description
COMMON_ERROR	Common errors
ADD_LWIP_ERROR	Errors in adding network devices to LwIP

NetDevTxResult

enum [NetDevTxResult]($api-api-SmartVision-Devices-WLAN.md#ga9fb4e578a15db1b0087d7b3831591ced)

Description:

Enumerates data sending results, including sending succeeded, other data being sent at the link layer, and data link layer being locked.

Enumerator	Description
NETDEV_TX_OK	Sending succeeded
NETDEV_TX_BUSY	Other data being sent at the link layer
NETDEV_TX_LOCKED	Data link layer being locked

NetIfCategory

enum [NetIfCategory]($api-api-SmartVision-Devices-WLAN.md#ga530241881cd17e03f8ae254ef1d9755e)

Description:

Enumerates network interface categories, including lightweight OS and rich OS.

Enumerator	Description
LITE_OS	Lightweight OS
RICH_OS	Rich OS

NetIfLinkStatus

enum [NetIfLinkStatus]($api-api-SmartVision-Devices-WLAN.md#ga7b1187d116fb065d7927ad9f77edd842)

Description:

Enumerates network link layer states, including online and offline.

Enumerator	Description
NETIF_LINK_DOWN	Data link offline
NETIF_LINK_UP	Data link online

NetIfStatus

enum [NetIfStatus]($api-api-SmartVision-Devices-WLAN.md#ga0fb482694e5eac3f48c75de1749c8baf)

Description:

Enumerates network interface states, including online and offline.

Enumerator	Description
NETIF_DOWN	Network interface offline
NETIF_UP	Network interface online

NetLinkType

enum [NetLinkType]($api-api-SmartVision-Devices-WLAN.md#gad3175955d2e6ef3c4f52da9b509d5b4a)

Description:

Enumerates data link types, including Ethernet and WLAN.

Enumerator	Description
ETHERNET_LINK	Ethernet
WIFI_LINK	WLAN

ProcessingResult

enum [ProcessingResult]($api-api-SmartVision-Devices-WLAN.md#ga9c1d6e7df4468671742cb76f72b67af1)

Description:

Enumerates data processing results, including continuing processing, processing completed, and error.

Enumerator	Description
PROCESSING_CONTINUE	Continuing processing
PROCESSING_COMPLETE	Processing completed
PROCESSING_ERROR	Error

Protocol80211IfType

enum [Protocol80211IfType]($api-api-SmartVision-Devices-WLAN.md#gac69954f56fcc99fc8aac68aa157831c7)

Description:

Enumerates 802.11 network port types, including AP, STA, and P2P.

Enumerator	Description
PROTOCOL_80211_IFTYPE_UNSPECIFIED	Unspecified
PROTOCOL_80211_IFTYPE_ADHOC	Ad hoc network
PROTOCOL_80211_IFTYPE_STATION	Workstation
PROTOCOL_80211_IFTYPE_AP	Access point
PROTOCOL_80211_IFTYPE_AP_VLAN	Virtual access point
PROTOCOL_80211_IFTYPE_WDS	Wireless distributed system
PROTOCOL_80211_IFTYPE_MONITOR	Listening
PROTOCOL_80211_IFTYPE_MESH_POINT	Mesh network
PROTOCOL_80211_IFTYPE_P2P_CLIENT	P2P client
PROTOCOL_80211_IFTYPE_P2P_GO	P2P group owner
PROTOCOL_80211_IFTYPE_P2P_DEVICE	P2P device
PROTOCOL_80211_IFTYPE_NUM	Number of network ports
PROTOCOL_80211_IFTYPE_MAX	Maximum number of 802.11 network port types

WifiBusType

enum [WifiBusType]($api-api-SmartVision-Devices-WLAN.md#ga1c5537e64f05b5e91b951ddeb66d4261)

Description:

Enumerates bus types of a WLAN module.

Enumerator	Description
BUS_SDIO	Secure Digital Input and Output (SDIO)
BUS_USB	Universal Serial Bus (USB)

WifiChannelType

enum [WifiChannelType]($api-api-SmartVision-Devices-WLAN.md#ga9d902b330de99c24b2a8c3ba7120af21)

Description:

Enumerates channel types.

Enumerator	Description
WIFI_CHAN_NO_HT	non-HT channel
WIFI_CHAN_HT20	20 MHz HT channel
WIFI_CHAN_HT40MINUS	40 MHz minus HT channel (The channel is formed by two 20 MHz HT channels, one as the main channel and the other as the auxiliary channel. The center frequency of the main channel is lower than that of the auxiliary channel.)
WIFI_CHAN_HT40PLUS	40 MHz plus HT channel (The channel is formed by two 20 MHz HT channels, one as the main channel and the other as the auxiliary channel. The center frequency of the main channel is higher than that of the auxiliary channel.)

WifiHmacMgmtStatus

enum [WifiHmacMgmtStatus]($api-api-SmartVision-Devices-WLAN.md#gaf3e873b51f0cfa077aca9d33ed7a0960)

Description:

Enumerates MLME management statuses, indicating whether a device is successfully associated or fails to be associated.

Enumerator	Description
WIFI_HMAC_MGMT_SUCCESS	Association succeeds
WIFI_HMAC_MGMT_INVALID	Association fails
WIFI_HMAC_MGMT_TIMEOUT	Association timeout
WIFI_HMAC_MGMT_REFUSED	Association refused
WIFI_HMAC_MGMT_TOMANY_REQ	Repeated association request
WIFI_HMAC_MGMT_ALREADY_BSS	Associated with the BSS

WifiMainFeatureType

enum [WifiMainFeatureType]($api-api-SmartVision-Devices-WLAN.md#gaec03ba36d71cc2d5f3209bc24aa6ee10)

Description:

Enumerates feature types of a WLAN module.

You can query and register a feature or bind a feature to a WLAN module based on the feature type.

Enumerator	Description
HDF_WIFI_FEATURE_BASE	Base feature
HDF_WIFI_FEATURE_AP	AP
HDF_WIFI_FEATURE_STA	Station
HDF_WIFI_FEATURE_P2P	Peer-to-peer (P2P)
HDF_WIFI_FEATURE_NAN	Neighbor Awareness Networking (NAN)
HDF_WIFI_FEATURE_RTT	Round Trip Time (RTT)
HDF_WIFI_FEATURE_NUM	Maximum number of features

Function Documentation

AddFeature()

int32_t AddFeature (struct [WifiModule]($api-api-SmartVision-Devices-WifiModule.md) * module, uint16_t featureType, struct [WifiFeature]($api-api-SmartVision-Devices-WifiFeature.md) * featureData )

Description:

Adds a specified feature to a specified module.

Parameters:

Name	Description
module	Indicates the pointer to the module.
featureType	Indicates the type of the feature to add.
featureData	Indicates the pointer to the feature to add.

Returns:

Returns 0 if the feature is added successfully; returns a negative value otherwise.

DelFeature()

int32_t DelFeature (struct [WifiModule]($api-api-SmartVision-Devices-WifiModule.md) * module, uint16_t featureType )

Description:

Deletes a specified feature from a specified module.

Parameters:

Name	Description
module	Indicates the pointer to the module.
featureType	Indicates the type of the feature to delete.

Returns:

Returns 0 if the feature is deleted successfully; returns -1 otherwise.

HdfWifiEventConnectResult()

int32_t HdfWifiEventConnectResult (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netdev, const struct [ConnetResult]($api-api-SmartVision-Devices-ConnetResult.md) * result )

Description:

Reports a connection result event.

Parameters:

Name	Description
netdev	Indicates the pointer to the network device. This parameter cannot be null.
result	Indicates the pointer to the connection result. This parameter cannot be null.

Returns:

Returns 0 if the event is reported successfully; returns -1 otherwise.

HdfWifiEventCsaChannelSwitch()

int32_t HdfWifiEventCsaChannelSwitch (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netdev, int32_t freq )

Description:

Reports a CSA channel switching event.

Parameters:

Name	Description
netdev	Indicates the pointer to the network device. This parameter cannot be null.
freq	Indicates the frequency of the channel.

Returns:

Returns 0 if the event is reported successfully; returns -1 otherwise.

HdfWifiEventDelSta()

int32_t HdfWifiEventDelSta (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netdev, const uint8_t * macAddr, uint8_t addrLen )

Description:

Reports a station deletion event.

Parameters:

Name	Description
netdev	Indicates the pointer to the network device. This parameter cannot be null.
macAddr	Indicates the pointer to the MAC address of the station. This parameter cannot be null.
addrLen	Indicates the length of the MAC address of the station. The length is fixed to six bytes.

Returns:

Returns 0 if the event is reported successfully; returns -1 otherwise.

HdfWifiEventDisconnected()

int32_t HdfWifiEventDisconnected (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netdev, uint16_t reason, const uint8_t * ie, uint32_t len )

Description:

Reports a disconnection event.

Parameters:

Name	Description
netdev	Indicates the pointer to the network device. This parameter cannot be null.
reason	Indicates the reason for disconnection.
ie	Indicates the pointer to the deauth/disassoc frame IE.
ieLen	Indicates the length of the deauth/disassoc IE.

Returns:

Returns 0 if the event is reported successfully; returns -1 otherwise.

HdfWifiEventEapolRecv()

int32_t HdfWifiEventEapolRecv (const char * name, void * context )

Description:

Reports the event of receiving the EAPOL frame and notifies WPA to read the EAPOL frame.

Parameters:

Name	Description
name	Indicates the pointer to the network port name, for example, wlan0.
context	Indicates the pointer to the context. This parameter is reserved.

Returns:

Returns 0 if the operation is successful; returns -1 otherwise.

HdfWifiEventInformBssFrame()

int32_t HdfWifiEventInformBssFrame (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netdev, struct [Wiphy]($api-api-SmartVision-Devices-Wiphy.md) * wiphy, const struct [Ieee80211Channel]($api-api-SmartVision-Devices-Ieee80211Channel.md) * channel, const struct [ScannedBssInfo]($api-api-SmartVision-Devices-ScannedBssInfo.md) * bssInfo )

Description:

Reports a scanned BSS event.

Parameters:

Name	Description
netdev	Indicates the pointer to the network device. This parameter cannot be null.
wiphy	Indicates the pointer to the physical layer of the wireless network. This parameter cannot be null.
channel	Indicates the pointer to the channel information. This parameter cannot be null.
bssInfo	Indicates the pointer to the BSS information. This parameter cannot be null.

Returns:

Returns 0 if the event is reported successfully; returns -1 otherwise.

HdfWifiEventMgmtTxStatus()

int32_t HdfWifiEventMgmtTxStatus (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netdev, const uint8_t * buf, size_t len, uint8_t ack )

Description:

Reports a transmission management status event.

Parameters:

Name	Description
netdev	Indicates the pointer to the network device. This parameter cannot be null.
buf	Indicates the pointer to the transmission management frame. This parameter cannot be null.
len	Indicates the length of the transmission management frame.
ack	Indicates whether the transmission management frame is acknowledged.

Returns:

Returns 0 if the event is reported successfully; returns -1 otherwise.

HdfWifiEventNewSta()

int32_t HdfWifiEventNewSta (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netdev, const uint8_t * macAddr, uint8_t addrLen, const struct [StationInfo]($api-api-SmartVision-Devices-StationInfo.md) * info )

Description:

Reports a new STA event.

Parameters:

Name	Description
netdev	Indicates the pointer to the network device. This parameter cannot be null.
macAddr	Indicates the pointer to the MAC address of the station. This parameter cannot be null.
addrLen	Indicates the length of the MAC address of the station. The length is fixed to six bytes.
info	Indicates the pointer to the station information.

Returns:

Returns 0 if the event is reported successfully; returns -1 otherwise.

HdfWifiEventRxMgmt()

int32_t HdfWifiEventRxMgmt (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netdev, int32_t freq, int32_t sigMbm, const uint8_t * buf, size_t len )

Description:

Reports a receive management status event.

Parameters:

Name	Description
netdev	Indicates the pointer to the network device. This parameter cannot be null.
freq	Indicates the frequency of receiving management frame.
sigMbm	Indicates the signal strength (in dBm).
buf	Indicates the pointer to the receive management frame. This parameter cannot be null.
len	Indicates the length of the receive management frame.

Returns:

Returns 0 if the event is reported successfully; returns -1 otherwise.

HdfWifiEventScanDone()

int32_t HdfWifiEventScanDone (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netdev, WifiScanStatus status )

Description:

Reports a scanning completion event.

Parameters:

Name	Description
netdev	Indicates the pointer to the network device. This parameter cannot be null.
status	Indicates the scanning completion status. Value 0 indicates that the scanning is successful, and other values indicate that the scanning fails.

Returns:

Returns 0 if the event is reported successfully; returns -1 otherwise.

HdfWifiEventTimeoutDisconnected()

int32_t HdfWifiEventTimeoutDisconnected (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netdev)

Description:

Reports a timeout disconnection event.

Parameters:

Name	Description
netdev	Indicates the pointer to the network device. This parameter cannot be null.

Returns:

Returns 0 if the event is reported successfully; returns -1 otherwise.

HdfWifiGetProduct()

struct [HdfWifiProductData]($api-api-SmartVision-Devices-HdfWifiProductData.md)* HdfWifiGetProduct (void )

Description:

Obtains the data structure of the WLAN module.

Returns:

Returns the pointer to the data structure of the WLAN module. For details, see HdfWifiProductData.

Mac80211GetOps()

struct [WifiMac80211Ops]($api-api-SmartVision-Devices-WifiMac80211Ops.md)* Mac80211GetOps (void )

Description:

Obtains the WifiMac80211Ops object that the driver needs to implement.

Returns:

Returns the pointer to the WifiMac80211Ops object.

Mac80211RegisterOps()

int32_t Mac80211RegisterOps (struct [WifiMac80211Ops]($api-api-SmartVision-Devices-WifiMac80211Ops.md) * ops)

Description:

Registers a WifiMac80211Ops object.

Parameters:

Name	Description
ops	Indicates the pointer to the WifiMac80211Ops object to register.

Returns:

Returns 0 if the WifiMac80211Ops object is registered successfully; returns a non-zero value otherwise.

NetBuf2Pbuf()

struct pbuf* NetBuf2Pbuf (const struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * nb)

Description:

Converts a network data buffer to the pbuf structure of Lightweight TCP/IP Stack (lwIP).

Parameters:

Name	Description
nb	Indicates the pointer to the network data buffer.

Returns:

Returns the pointer to the pbuf structure if the operation is successful; returns NULL otherwise.

NetBufAlloc()

struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md)* NetBufAlloc (uint32_t size)

Description:

Applies for a network data buffer.

Parameters:

Name	Description
size	Indicates the size of the network data buffer.

Returns:

Returns the pointer to the network data buffer if the operation is successful; returns NULL otherwise.

NetBufConcat()

uint32_t NetBufConcat (struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * nb, struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * cnb )

Description:

Copies data in a network data buffer to another network data buffer.

Parameters:

Name	Description
nb	Indicates the pointer to the network data buffer.
cnb	Indicates the pointer to the target network data buffer.

Returns:

Returns 0 if the operation is successful; returns a non-zero value otherwise.

NetBufDevAlloc()

struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md)* NetBufDevAlloc (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * dev, uint32_t size )

Description:

Applies for a network data buffer based on the reserved space and requested size set by a network device.

Parameters:

Name	Description
dev	Indicates the pointer to the network device.
size	Indicates the size of the network data buffer applied.

Returns:

Returns the pointer to the network data buffer if the operation is successful; returns NULL otherwise.

NetBufFree()

void NetBufFree (struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * nb)

Description:

Releases a network data buffer.

Parameters:

Name	Description
nb	Indicates the pointer to the network data buffer.

NetBufGetAddress()

static uint8_t* NetBufGetAddress (const struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * nb, uint32_t id )

Description:

Obtains the address of a specified buffer segment in a network data buffer.

Parameters:

Name	Description
nb	Indicates the pointer to the network data buffer.
id	Indicates the buffer segment ID.

Returns:

Returns the address of the specified buffer segment if the operation is successful; returns NULL if the buffer segment ID is invalid.

NetBufGetDataLen()

static uint32_t NetBufGetDataLen (const struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * nb)

Description:

Obtains the actual data length of the data segment of a network data buffer.

Parameters:

Name	Description
nb	Indicates the pointer to the network data buffer.

Returns:

Returns the actual data length of the data segment.

NetBufGetRoom()

static uint32_t NetBufGetRoom (const struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * nb, uint32_t id )

Description:

Obtains the size of a specified buffer segment space in a network data buffer.

Parameters:

Name	Description
nb	Indicates the pointer to the network data buffer.
id	Indicates the buffer segment ID.

Returns:

Returns the size of the specified buffer segment space if the operation is successful; returns NULL if the buffer segment ID is invalid.

NetBufPop()

void* NetBufPop (struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * nb, uint32_t id, uint32_t len )

Description:

Performs operations based on the segment ID of a network data buffer. The function is opposite to that of NetBufPush.

Description:

Parameters:

Name	Description
nb	Indicates the pointer to the network data buffer.
id	Indicates the buffer segment ID.
len	Indicates the operation length.

Returns:

Returns the start address of the data segment if the operation is successful; returns NULL if the operation length exceeds the space of a specified buffer segment.

NetBufPush()

void* NetBufPush (struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * nb, uint32_t id, uint32_t len )

Description:

Performs operations based on the segment ID of a network data buffer. The function is opposite to that of NetBufPop.

Description:

Parameters:

Name	Description
nb	Indicates the pointer to the network data buffer.
id	Indicates the buffer segment ID.
len	Indicates the operation length.

Returns:

Returns the start address of the data segment if the operation is successful; returns NULL if the operation length exceeds the space of a specified buffer segment.

NetBufQueueAtHead()

static struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md)* NetBufQueueAtHead (const struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * q)

Description:

Obtains the network data buffer from the header of a queue, without deleting it from the queue.

Parameters:

Name	Description
q	Indicates the pointer to the network data buffer queue.

Returns:

Returns the pointer to the first network data buffer if the queue is not empty; returns NULL otherwise.

NetBufQueueAtTail()

static struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md)* NetBufQueueAtTail (const struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * q)

Description:

Obtains the network data buffer from the tail of a queue, without deleting it from the queue.

Parameters:

Name	Description
q	Indicates the pointer to the network data buffer queue.

Returns:

Returns the pointer to the last network data buffer if the queue is not empty; returns NULL otherwise.

NetBufQueueClear()

void NetBufQueueClear (struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * q)

Description:

Clears a network data buffer queue and releases the network data buffer in the queue.

Parameters:

Name	Description
q	Indicates the pointer to the network data buffer queue.

NetBufQueueConcat()

void NetBufQueueConcat (struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * q, struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * add )

Description:

Moves all network data buffers from one queue to another and clears the source queue.

Parameters:

Name	Description
q	Indicates the pointer to the target network data buffer queue.
add	Indicates the pointer to the source network data buffer queue.

NetBufQueueDequeue()

struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md)* NetBufQueueDequeue (struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * q)

Description:

Obtains a network data buffer from the header of a queue and deletes it from the queue.

Parameters:

Name	Description
q	Indicates the pointer to the network data buffer queue.

Returns:

Returns the pointer to the first network data buffer if the queue is not empty; returns NULL otherwise.

NetBufQueueDequeueTail()

struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md)* NetBufQueueDequeueTail (struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * q)

Description:

Obtains a network data buffer from the tail of a queue and deletes it from the queue.

Parameters:

Name	Description
q	Indicates the pointer to the network data buffer queue.

Returns:

Returns the pointer to the last network data buffer if the queue is not empty; returns NULL otherwise.

NetBufQueueEnqueue()

void NetBufQueueEnqueue (struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * q, struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * nb )

Description:

Adds a network data buffer to the tail of a queue.

Parameters:

Name	Description
q	Indicates the pointer to the network data buffer queue.
nb	Indicates the pointer to the network data buffer.

NetBufQueueEnqueueHead()

void NetBufQueueEnqueueHead (struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * q, struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * nb )

Description:

Adds a network data buffer to the header of a queue.

Parameters:

Name	Description
q	Indicates the pointer to the network data buffer queue.
nb	Indicates the pointer to the network data buffer.

NetBufQueueInit()

static void NetBufQueueInit (struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * q)

Description:

Initializes a network data buffer queue.

Parameters:

Name	Description
q	Indicates the pointer to the network data buffer queue.

NetBufQueueIsEmpty()

static bool NetBufQueueIsEmpty (const struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * q)

Description:

Checks whether the network data buffer queue is empty.

Parameters:

Name	Description
q	Indicates the pointer to the network data buffer queue.

Returns:

Returns true if the queue is empty; returns false otherwise.

NetBufQueueSize()

static uint32_t NetBufQueueSize (const struct [NetBufQueue]($api-api-SmartVision-Devices-NetBufQueue.md) * q)

Description:

Obtains the size of a network data buffer queue.

Parameters:

Name	Description
q	Indicates the pointer to the network data buffer queue.

Returns:

Returns the size of the network data buffer queue.

NetBufResizeRoom()

int32_t NetBufResizeRoom (struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * nb, uint32_t head, uint32_t tail )

Description:

Adjusts the size of a network data buffer space.

This function is used to apply for a new network data buffer based on the configured reserved space and the size of the source network data buffer, and copy the actual data to the new network data buffer.

Parameters:

Name	Description
nb	Indicates the pointer to the network data buffer.
head	Indicates the size of the header buffer segment reserved.
tail	Indicates the size of the tail buffer segment reserved.

Returns:

Returns 0 if the operation is successful; returns a non-zero value otherwise.

NetDevGetRegisterCount()

uint32_t NetDevGetRegisterCount (void )

Description:

Obtains the number of added network devices.

Returns:

Returns the number of added network devices.

NetDeviceAdd()

int32_t NetDeviceAdd (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice, [Protocol80211IfType]($api-api-SmartVision-Devices-WLAN.md#gac69954f56fcc99fc8aac68aa157831c7) ifType )

Description:

Adds a network device to a protocol stack.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device structure obtained during initialization.
netDevice	Indicates the network port type, as enumerated in Protocol80211IfType.

Returns:

Returns 0 if the operation is successful; returns a negative value representing HDF_STATUS if the operation fails.

NetDeviceDeInit()

int32_t NetDeviceDeInit (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice)

Description:

Deletes a network device.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device structure obtained during initialization.

Returns:

Returns 0 if the operation is successful; returns a negative value representing HDF_STATUS if the operation fails.

NetDeviceDelete()

int32_t NetDeviceDelete (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice)

Description:

Deletes a network device from a protocol stack.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device structure netDevice obtained during initialization.

Returns:

Returns 0 if the operation is successful; returns a negative value representing HDF_STATUS if the operation fails.

NetDeviceGetCap()

uint32_t NetDeviceGetCap (void )

Description:

Obtains the maximum number of network devices that can be registered with this system at the same time.

Returns:

Returns the maximum number of network devices.

NetDeviceGetInstByIndex()

struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md)* NetDeviceGetInstByIndex (uint32_t index)

Description:

Obtains a network device instance based on the index number.

Parameters:

Name	Description
index	Indicates the index number.

Returns:

Returns the network device structure NetDevice if the operation is successful; returns NULL if the operation fails.

NetDeviceGetInstByName()

struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md)* NetDeviceGetInstByName (const char * name)

Description:

Obtains the initialized network device instance by a specified device name.

Parameters:

Name	Description
name	Indicates the pointer to the network device name.

Returns:

Returns the network device structure NetDevice matching the network device name if the operation is successful; returns NULL if the operation fails.

NetDeviceInit()

struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md)* NetDeviceInit (const char * ifName, uint32_t len, [NetIfCategory]($api-api-SmartVision-Devices-WLAN.md#ga530241881cd17e03f8ae254ef1d9755e) ifCategory )

Description:

Initializes a network device to obtain its instance.

Parameters:

Name	Description
ifName	Indicates the pointer to the network device name.
len	Indicates the length of the network device name.
ifCategory	Indicates the network port category.

Returns:

Returns the structure NetDevice for the initialized network device if the operation is successful; returns NULL if the operation fails.

NetDeviceIsAnyInstRunning()

bool NetDeviceIsAnyInstRunning (void )

Description:

Checks whether there are working devices among the added network devices.

Returns:

Returns true if the added network devices are working; returns false if none of the added network devices is working.

NetDeviceIsInstRunning()

bool NetDeviceIsInstRunning (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice)

Description:

Checks whether a specified network device is working.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device structure netDevice obtained during initialization.

Returns:

Returns true if the specified network device is working; returns false otherwise.

NetIfDhcpIsBound()

int32_t NetIfDhcpIsBound (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice)

Description:

Obtains the DHCP negotiation status of a specified network device.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device obtained during initialization.

Returns:

Returns 0 if the operation is successful; returns a non-zero value otherwise.

NetIfDhcpsStart()

int32_t NetIfDhcpsStart (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice, char * ip, u16_t ipNum )

Description:

Starts the DHCP server.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device structure netDevice obtained during initialization.
beginIp	Indicates the IP address to start.
ipNum	Indicates the number of IP addresses.

Returns:

Returns 0 if the operation is successful; returns a non-zero value otherwise.

NetIfDhcpsStop()

int32_t NetIfDhcpsStop (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice)

Description:

Stops the DHCP server.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device structure netDevice obtained during initialization.

Returns:

Returns 0 if the operation is successful; returns a non-zero value otherwise.

NetIfDhcpStart()

int32_t NetIfDhcpStart (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice)

Description:

Starts the DHCP client of a specified network device.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device obtained during initialization.

Returns:

Returns 0 if the operation is successful; returns a non-zero value otherwise.

NetIfDhcpStop()

int32_t NetIfDhcpStop (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice)

Description:

Stops the DHCP client of a specified network device.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device obtained during initialization.

Returns:

Returns 0 if the operation is successful; returns a non-zero value otherwise.

NetIfRx()

int32_t NetIfRx (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice, struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * buff )

Description:

Transfers the input data packets from the network side to a protocol stack.

Parameters:

Name	Description
buff	Indicates the network-side data, in Ether format.

Returns:

Returns 0 if the operation is successful; returns a non-zero value otherwise.

NetIfRxNi()

int32_t NetIfRxNi (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice, struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) * buff )

Description:

Transfers data packets from the network side to a protocol stack in an interrupt processing thread.

Parameters:

Name	Description
buff	Indicates the network-side data, in Ether format.

Returns:

Returns 0 if the operation is successful; returns a non-zero value HDF_STATUS if the operation fails.

NetIfSetAddr()

int32_t NetIfSetAddr (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice, const [IpV4Addr]($api-api-SmartVision-Devices-IpV4Addr.md) * ipAddr, const [IpV4Addr]($api-api-SmartVision-Devices-IpV4Addr.md) * netMask, const [IpV4Addr]($api-api-SmartVision-Devices-IpV4Addr.md) * gw )

Description:

Sets an IP address, mask, and gateway.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device structure netDevice obtained during initialization.
ipAddr	Indicates the IP address to set.
netMask	Indicates the mask to set.
gw	Indicates the gateway to set.

Returns:

Returns 0 if the operation is successful; returns a non-zero value otherwise.

NetIfSetLinkStatus()

int32_t NetIfSetLinkStatus (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice, [NetIfLinkStatus]($api-api-SmartVision-Devices-WLAN.md#ga7b1187d116fb065d7927ad9f77edd842) status )

Description:

Notifies the network layer of the data link layer status.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device obtained during initialization.
status	status Indicates the data link layer status, as enumerated in NetIfLinkSatus.

Returns:

Returns 0 if the operation is successful; returns a non-zero value otherwise.

NetIfSetStatus()

int32_t NetIfSetStatus (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netDevice, [NetIfStatus]($api-api-SmartVision-Devices-WLAN.md#ga0fb482694e5eac3f48c75de1749c8baf) status )

Description:

Notifies the network layer of the network port state.

Parameters:

Name	Description
netDevice	Indicates the pointer to the network device obtained during initialization. @paramstatus Indicates the network port state, as enumerated in NetIfSatus.

Returns:

Returns 0 if the operation is successful; returns a non-zero value otherwise.

Pbuf2NetBuf()

struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md)* Pbuf2NetBuf (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) * netdev, struct pbuf * lwipBuf )

Description:

Converts the pbuf structure of Lightweight TCP/IP Stack (lwIP) to a network data buffer.

When a network device is specified, the reserved space of the network device will be added to the size of the converted network data buffer.

Parameters:

Name	Description
netdev	Indicates the pointer to the network device.
lwip_buf	Indicates the pointer to the data buffer of lwIP.

Returns:

Returns the pointer to the network data buffer if the operation is successful; returns NULL otherwise.

WifiModuleCreate()

struct [WifiModule]($api-api-SmartVision-Devices-WifiModule.md)* WifiModuleCreate (const struct HdfConfigWifiModuleConfig * config)

Description:

Creates a WifiModule object based on a specified configuration generated by the HCS.

Parameters:

Name	Description
config	Indicates the pointer to the configuration generated by the HCS.

Returns:

Returns the created WifiModule object.

WifiModuleDelete()

void WifiModuleDelete (struct [WifiModule]($api-api-SmartVision-Devices-WifiModule.md) * module)

Description:

Deletes a specified WifiModule object.

Parameters:

Name	Description
module	Indicates the pointer to the WifiModule object to delete.

Variable Documentation

aborted

uint8_t WifiScanRequest::aborted

Description:

Whether to abort the scan

abortScan

int32_t(* WifiMac80211Ops::abortScan) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev)

Description:

Stopping a scan

ackNum

uint32_t TcpHeader::ackNum

Description:

Acknowledgement number

addFeature

int32_t(* WifiModuleIface::addFeature) (struct [WifiModule]($api-api-SmartVision-Devices-WifiModule.md) *module, uint16_t featureType, struct [WifiFeature]($api-api-SmartVision-Devices-WifiFeature.md) *featureData)

Description:

Adding a feature

addKey

int32_t(* WifiMac80211Ops::addKey) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netdev, uint8_t keyIndex, bool pairwise, const uint8_t *macAddr, struct [KeyParams]($api-api-SmartVision-Devices-KeyParams.md) *params)

Description:

Adding a key with specified parameters

addr [1/2]

uint8_t MacAddress::addr[ETH_ADDR_LEN]

Description:

Device MAC address

addr [2/2]

uint32_t IpV4Addr::addr

Description:

IPv4 address

addrLen

uint8_t NetDevice::addrLen

Description:

MAC address length

addrMask

uint8_t Wiphy::addrMask[WLAN_MAC_ADDR_LEN]

Description:

MAC address mask of the wiphy device. If the device supports multiple virtual MAC addresses, the bit whose value is 1 in the mask represents a variable part of the MAC address.

aid [1/2]

uint16_t AssocResp::aid

Description:

Authentication ID

aid [2/2]

uint16_t ReassocResp::aid

Description:

Authentication ID

akmSuites

uint32_t CryptoSettings::akmSuites[NL80211_MAX_NR_AKM_SUITES]

Description:

AKM suite data. For details, see NL80211_MAX_NR_AKM_SUITES.

ampduDensity

uint8_t Ieee80211StaHtCap::ampduDensity

Description:

Minimum MPDU start spacing

ampduFactor

uint8_t Ieee80211StaHtCap::ampduFactor

Description:

Maximum length of an aggregated MAC Protocol Data Unit (A-MPDU)

arry

uint8_t ScannedBssInfo::arry[2]

Description:

Reserved

assocReq [1/2]

struct [AssocReq]($api-api-SmartVision-Devices-AssocReq.md) Ieee80211Mgmt::assocReq

Description:

Association request

assocReq [2/2]

struct { ... } ::assocReq

Description:

Association request

assocReqIes

const uint8_t* StationInfo::assocReqIes

Description:

Information Elements (IEs) in Association Request

assocReqIesLen

uint32_t StationInfo::assocReqIesLen

Description:

IE length in Association Request

assocResp [1/2]

struct [AssocResp]($api-api-SmartVision-Devices-AssocResp.md) Ieee80211Mgmt::assocResp

Description:

Association response

assocResp [2/2]

struct { ... } ::assocResp

Description:

Association response

aucArry

uint8_t Mac80211Ssids::aucArry[MAC80211_SSIDS_AUC_SIZE]

Description:

AuC data array

aucResv

uint8_t WifiConnectParams::aucResv[WIFI_CONNECT_PARM_RESV_SIZE]

Description:

Reserved field

aucRsv [1/2]

uint8_t Ieee80211StaHtCap::aucRsv[IEEE80211_STAHTCAP_RESV]

Description:

Reserved field

aucRsv [2/2]

uint8_t Wiphy::aucRsv[WIPHY_RSV_SIZE]

Description:

Manual alignment of data structures

aucSsid

uint8_t Mac80211Ssids::aucSsid[OAL_IEEE80211_MAX_SSID_LEN]

Description:

SSID array

auth [1/2]

struct { ... } ::auth

Description:

Authentication Information

auth [2/2]

struct [Auth]($api-api-SmartVision-Devices-Auth.md) Ieee80211Mgmt::auth

Description:

Authentication Information

authAlg

uint16_t Auth::authAlg

Description:

Authentication algorithm

authTransaction

uint16_t Auth::authTransaction

Description:

Authentication transaction

authType

uint8_t WifiConnectParams::authType

Description:

Authorization type

band [1/2]

enum [Ieee80211Band]($api-api-SmartVision-Devices-WLAN.md#ga9882f415202cf9acb0f4cdfbc456a88d) Ieee80211Channel::band

Description:

Frequency band, either 2.4 GHz or 5 GHz

band [2/2]

enum [Ieee80211Band]($api-api-SmartVision-Devices-WLAN.md#ga9882f415202cf9acb0f4cdfbc456a88d) Ieee80211SupportedBand::band

Description:

Band matching this data structure description

bands

struct [Ieee80211SupportedBand]($api-api-SmartVision-Devices-Ieee80211SupportedBand.md)* Wiphy::bands[[IEEE80211_NUM_BANDS]($api-api-SmartVision-Devices-WLAN.md#gga9882f415202cf9acb0f4cdfbc456a88da703cf67d516a80d6dae1b1995017b9a4)]

Description:

Supported bands

beacon [1/2]

struct [Beacon]($api-api-SmartVision-Devices-Beacon.md) Ieee80211Mgmt::beacon

Description:

Beacon frame

beacon [2/2]

struct { ... } ::beacon

Description:

Beacon frame

beaconData

WifiBeaconData* Mac80211beaconParam::beaconData

Description:

Beacon frame data

beaconFound

int8_t Ieee80211Channel::beaconFound

Description:

When a beacon frame is found in this channel

beaconInt [1/2]

uint16_t Beacon::beaconInt

Description:

Beacon interval

beaconInt [2/2]

uint16_t ProbeResp::beaconInt

Description:

Beacon interval

beaconInterval

uint16_t StaBssParameters::beaconInterval

Description:

Beacon interval

beaconLossCount

uint32_t StationInfo::beaconLossCount

Description:

Number of beacon loss events triggered

bitrate

uint16_t Ieee80211Rate::bitrate

Description:

Bit rate, in 100 kbit/s

bitrates

struct [Ieee80211Rate]($api-api-SmartVision-Devices-Ieee80211Rate.md)* Ieee80211SupportedBand::bitrates

Description:

An array of supported bit rates

bssid [1/3]

uint8_t Ieee80211Mgmt::bssid[6]

Description:

BSS ID

bssid [2/3]

uint8_t ConnetResult::bssid[ETH_ADDR_LEN]

Description:

MAC address of the AP associated with the station

bssid [3/3]

uint8_t* WifiConnectParams::bssid

Description:

AP basic service set identifier (BSSID). If this parameter is not specified, the AP BSSID is automatically obtained from the scan result.

bssParam

struct [StaBssParameters]($api-api-SmartVision-Devices-StaBssParameters.md) StationInfo::bssParam

Description:

Current BSS parameters

bufs

struct BufField NetBuf::bufs[[MAX_BUF_NUM]($api-api-SmartVision-Devices-WLAN.md#ggae4d5251432e1a9e6803c0240cc492e18aeef2a730ef9f722cfbac0b24998f8e19)]

Description:

Defines buffer segments used to record the offset address (based on the memory buffer address) and length of each buffer segment, including the header buffer segment, data segment, and tail buffer segment. For details, see MAX_BUF_NUM.

cap

uint16_t Ieee80211StaHtCap::cap

Description:

HT capability table provided in 802.11n

capabInfo [1/6]

uint16_t AssocReq::capabInfo

Description:

WLAN capability information

capabInfo [2/6]

uint16_t AssocResp::capabInfo

Description:

WLAN capability information

capabInfo [3/6]

uint16_t ReassocReq::capabInfo

Description:

WLAN capability information

capabInfo [4/6]

uint16_t ReassocResp::capabInfo

Description:

WLAN capability information

capabInfo [5/6]

uint16_t Beacon::capabInfo

Description:

WLAN capability information

capabInfo [6/6]

uint16_t ProbeResp::capabInfo

Description:

WLAN capability information

centerFreq

uint16_t Ieee80211Channel::centerFreq

Description:

Center frequency

centerFreq1

int32_t ChannelDef::centerFreq1

Description:

Center frequency 1

centerFreq2

int32_t ChannelDef::centerFreq2

Description:

Center frequency 2

chan

struct [Ieee80211Channel]($api-api-SmartVision-Devices-Ieee80211Channel.md)* ChannelDef::chan

Description:

Channel information

changeBeacon

int32_t(* WifiMac80211Ops::changeBeacon) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, [Mac80211beaconParam]($api-api-SmartVision-Devices-Mac80211beaconParam.md) *param)

Description:

Setting the beacon frame based on specified parameters

changeMtu

int32_t(* NetDeviceInterFace::changeMtu) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, int32_t newMtu)

Description:

Changes the maximum number of transmission units.

changeVirtualIntf

int32_t(* WifiMac80211Ops::changeVirtualIntf) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, uint8_t iftype, uint32_t *flags, struct [VifParams]($api-api-SmartVision-Devices-VifParams.md) *params)

Description:

Changing virtual APIs

channel

struct [Ieee80211Channel]($api-api-SmartVision-Devices-Ieee80211Channel.md)* WifiConnectParams::channel

Description:

Connection channel. If this parameter is not specified, the connection channel is automatically obtained from the scan result.

channels [1/2]

struct [Ieee80211Channel]($api-api-SmartVision-Devices-Ieee80211Channel.md)* WifiScanRequest::channels[MAX_SCAN_CHANNELS]

Description:

Channels to scan for. For details, see MAX_SCAN_CHANNELS.

channels [2/2]

struct [Ieee80211Channel]($api-api-SmartVision-Devices-Ieee80211Channel.md)* Ieee80211SupportedBand::channels

Description:

An array of supported channels

check [1/3]

uint16_t IpHeader::check

Description:

Header check

check [2/3]

uint16_t UdpHeader::check

Description:

Header check

check [3/3]

uint16_t TcpHeader::check

Description:

Checksum

chip

struct [HdfWifiChipData]($api-api-SmartVision-Devices-HdfWifiChipData.md)* WifiFeature::chip

Description:

Chip

cipher

uint32_t KeyParams::cipher

Description:

Cipher suite

cipherGroup

uint32_t CryptoSettings::cipherGroup

Description:

Cipher group

ciphersPairwise

uint32_t CryptoSettings::ciphersPairwise[NL80211_MAX_NR_CIPHER_SUITES]

Description:

Unicast cipher suite. For details, see NL80211_MAX_NR_CIPHER_SUITES.

cipherSuites

const uint32_t* Wiphy::cipherSuites

Description:

Supported cipher suites

connect

int32_t(* WifiMac80211Ops::connect) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, [WifiConnectParams]($api-api-SmartVision-Devices-WifiConnectParams.md) *param)

Description:

Starting a connection based on the specified parameters

connectedTime

uint32_t StationInfo::connectedTime

Description:

Duration (in seconds) since the last station connection

connectStatus

uint16_t ConnetResult::connectStatus

Description:

Connection status

controlPort

int8_t CryptoSettings::controlPort

Description:

Whether the user space control port is authorized. The value true indicates that the user space control port is unauthorized.

controlPortEthertype

uint16_t CryptoSettings::controlPortEthertype

Description:

Data can be transmitted over an unauthenticated port.

controlPortNoEncrypt

int8_t CryptoSettings::controlPortNoEncrypt

Description:

Whether to encrypt frames transmitted over the control port. The value 1 indicates that the frames are not encrypted.

crypto

struct [CryptoSettings]($api-api-SmartVision-Devices-CryptoSettings.md) WifiConnectParams::crypto

Description:

Cryptography information

currentAp

uint8_t ReassocReq::currentAp[6]

Description:

Current AP

dAddr

uint32_t IpHeader::dAddr

Description:

Destination address

dataLen

uint32_t NetBuf::dataLen

Description:

Actual data length of the network data buffer

deauth [1/2]

struct [Deauth]($api-api-SmartVision-Devices-Deauth.md) Ieee80211Mgmt::deauth

Description:

Deauthentication Information

deauth [2/2]

struct { ... } ::deauth

Description:

Deauthentication Information

deinit

int32_t(* HdfWifiChipData::deinit) (struct [HdfWifiChipData]($api-api-SmartVision-Devices-HdfWifiChipData.md) *chipData)

Description:

Function for deinitializing the chip

deInit [1/3]

void(* NetDeviceInterFace::deInit) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev)

Description:

Deinitializes a network device to be delete.

deInit [2/3]

int32_t(* WifiFeature::deInit) (struct [WifiFeature]($api-api-SmartVision-Devices-WifiFeature.md) *feature)

Description:

Function for deinitializing the feature

deInit [3/3]

int32_t(* WifiModuleIface::deInit) (struct [WifiModule]($api-api-SmartVision-Devices-WifiModule.md) *module)

Description:

Deinitializing a WLAN module

delFeature

int32_t(* WifiModuleIface::delFeature) (struct [WifiModule]($api-api-SmartVision-Devices-WifiModule.md) *module, uint16_t featureType)

Description:

Deleting a feature

delKey

int32_t(* WifiMac80211Ops::delKey) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netdev, uint8_t keyIndex, bool pairwise, const uint8_t *macAddr)

Description:

Deleting a key based on a specified MAC address

delStation

int32_t(* WifiMac80211Ops::delStation) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, const uint8_t *macAddr)

Description:

Deleting a station with a specified MAC address

dest

uint16_t UdpHeader::dest

Description:

Destination port number

dev [1/2]

void* NetBuf::dev

Description:

Network device that receives the network data

dev [2/2]

struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md)* WifiScanRequest::dev

Description:

A specified network device to scan for

device

struct [HdfDeviceObject](HdfDeviceObject.md)* HdfWifiProductData::device

Description:

Structure of the Device Object

disassoc [1/2]

struct { ... } ::disassoc

Description:

Disconnected

disassoc [2/2]

struct [Disassoc]($api-api-SmartVision-Devices-Disassoc.md) Ieee80211Mgmt::disassoc

Description:

Disconnected

disconnect

int32_t(* WifiMac80211Ops::disconnect) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, uint16_t reasonCode)

Description:

Canceling a connection

dlist [1/2]

struct [DListHead](DListHead.md) NetBuf::dlist

Description:

Doubly linked list. Generally, multiple network data buffers are linked by using a doubly linked list.

dlist [2/2]

struct [DListHead](DListHead.md) NetBufQueue::dlist

Description:

Doubly linked list. Generally, multiple network data buffers are linked by using a doubly linked list.

dPort

uint16_t TcpHeader::dPort

Description:

Destination port number

dstAddr

uint8_t Ieee80211Mgmt::dstAddr[6]

Description:

Destination MAC address

dtimPeriod [1/2]

uint8_t StaBssParameters::dtimPeriod

Description:

Delivery Traffic Indication Message (DTIM) period of BSS

dtimPeriod [2/2]

int32_t Mac80211beaconParam::dtimPeriod

Description:

Delivery Traffic Indication Message (DTIM) interval

duration

uint16_t Ieee80211Mgmt::duration

Description:

Duration

etherDhost

uint8_t EtherHeader::etherDhost[[MAC_ADDR_SIZE]($api-api-SmartVision-Devices-WLAN.md#gae01dbae885bc8abecb82bd865515c081)]

Description:

Destination address MAC_ADDR_SIZE

etherShost

uint8_t EtherHeader::etherShost[[MAC_ADDR_SIZE]($api-api-SmartVision-Devices-WLAN.md#gae01dbae885bc8abecb82bd865515c081)]

Description:

Source address MAC_ADDR_SIZE

etherType

uint16_t EtherHeader::etherType

Description:

Ethernet type, such as 0x8035 (RARP), 0x888e (EAPOL), PAE/802.1x, 0x0800 (IP), 0x86dd (IPV6), and 0x0806 (ARP)

fake

uint32_t IfReq::fake

Description:

magic field

fe

struct [WifiFeature]($api-api-SmartVision-Devices-WifiFeature.md)* WifiFeatureList::fe[[HDF_WIFI_FEATURE_NUM]($api-api-SmartVision-Devices-WLAN.md#ggaec03ba36d71cc2d5f3209bc24aa6ee10a28ff5971d579c1754e03a5f79a0c9e6f)]

Description:

An array of WLAN features

feList

struct [WifiFeatureList]($api-api-SmartVision-Devices-WifiFeatureList.md)* WifiModule::feList

Description:

WLAN features

filled

uint32_t StationInfo::filled

Description:

Flag values of relevant structures

flags [1/7]

uint8_t RateInfo::flags

Description:

Flag field, used to indicate a specific rate transmission type of 802.11n

flags [2/7]

uint8_t StaBssParameters::flags

Description:

Flag, used to indicate a specific rate transmission type of 802.11n

flags [3/7]

uint32_t Ieee80211Channel::flags

Description:

WLAN channel flag

flags [4/7]

uint32_t Ieee80211Rate::flags

Description:

Rate flag

flags [5/7]

uint32_t Wiphy::flags

Description:

Wiphy device attributes

flags [6/7]

uint8_t TcpHeader::flags

Description:

Flags

flags [7/7]

uint32_t NetDevice::flags

Description:

Network port status

fragInfo

uint16_t IpHeader::fragInfo

Description:

Fragmentation information

fragThreshold

uint32_t Wiphy::fragThreshold

Description:

Fragment threshold

frameControl

uint16_t Ieee80211Mgmt::frameControl

Description:

Frame control field

freq [1/2]

int16_t ScannedBssInfo::freq

Description:

Center frequency of the channel where the BSS is located

freq [2/2]

uint16_t ConnetResult::freq

Description:

Frequency of the AP

funType

[IfType]($api-api-SmartVision-Devices-IfType.md) NetDevice::funType

Description:

Network port type

generation

int32_t StationInfo::generation

Description:

Generation number

getModule

struct [WifiModule]($api-api-SmartVision-Devices-WifiModule.md)*(* WifiModuleIface::getModule) (void)

Description:

Obtaining a WLAN module

getStats

struct NetDevStats*(* NetDeviceInterFace::getStats) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev)

Description:

Obtains the statistics.

hardHeaderLen

uint16_t NetDevice::hardHeaderLen

Description:

Header length

hiddenSsid

uint8_t Mac80211beaconParam::hiddenSsid

Description:

Whether to hide the SSID

hslConfig

const struct HdfConfigWifiModuleConfig* WifiModuleConfig::hslConfig

Description:

Configuration of each feature of the WLAN module

htCap

struct [Ieee80211StaHtCap]($api-api-SmartVision-Devices-Ieee80211StaHtCap.md) Ieee80211SupportedBand::htCap

Description:

HT capability

htSupported

uint8_t Ieee80211StaHtCap::htSupported

Description:

Whether the station supports HT

hwValue [1/2]

uint16_t Ieee80211Channel::hwValue

Description:

Hardware information

hwValue [2/2]

uint16_t Ieee80211Rate::hwValue

Description:

Hardware information

hwValueShort

uint16_t Ieee80211Rate::hwValueShort

Description:

Hardware information specified when a short preamble is used

id

uint16_t IpHeader::id

Description:

Each data packet sent by the host

ie [1/2]

uint8_t* WifiScanRequest::ie

Description:

IEEE 802.11 buffer

ie [2/2]

uint8_t* WifiConnectParams::ie

Description:

IEEE 802.11 information required for the connection

ieee80211Ptr

struct [WirelessDev]($api-api-SmartVision-Devices-WirelessDev.md)* NetDevice::ieee80211Ptr

Description:

Pointer to a wireless device

ieLen [1/2]

uint32_t WifiScanRequest::ieLen

Description:

IEEE 802.11 buffer length

ieLen [2/2]

uint32_t WifiConnectParams::ieLen

Description:

IEEE 802.11 length

iface

struct [WifiModuleIface]($api-api-SmartVision-Devices-WifiModuleIface.md)* WifiModule::iface

Description:

APIs

ifrData

uint8_t* IfReq::ifrData

Description:

Data pointer

iftype

uint8_t WirelessDev::iftype

Description:

API type

inactiveTime

uint32_t StationInfo::inactiveTime

Description:

Duration (in milliseconds) since the last station activity

init [1/4]

int32_t(* HdfWifiChipData::init) (struct [HdfWifiChipData]($api-api-SmartVision-Devices-HdfWifiChipData.md) *chipData, const struct HdfConfigWifiChip *chipConfig)

Description:

Function for initializing the chip

init [2/4]

int32_t(* NetDeviceInterFace::init) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev)

Description:

Initializes a network device to be added.

init [3/4]

int32_t(* WifiFeature::init) (struct [WifiFeature]($api-api-SmartVision-Devices-WifiFeature.md) *feature)

Description:

Function for initializing the feature

init [4/4]

int32_t(* WifiModuleIface::init) (struct [WifiModule]($api-api-SmartVision-Devices-WifiModule.md) *module)

Description:

Initializing a WLAN module

interfaceModes

uint16_t Wiphy::interfaceModes

Description:

Bitmask of an API type that is valid for the wiphy device

interval

int32_t Mac80211beaconParam::interval

Description:

Beacon interval

ioctl

int32_t(* NetDeviceInterFace::ioctl) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, [IfReq]($api-api-SmartVision-Devices-IfReq.md) *req, int32_t cmd)

Description:

Used for the control command word.

ipAddr

uint32_t NetDevNotify::ipAddr

Description:

IP address

key [1/2]

uint8_t* KeyParams::key

Description:

Key content

key [2/2]

const uint8_t* WifiConnectParams::key

Description:

Wired Equivalent Privacy (WEP) key used for Shared Key Authentication (SKA)

keyIdx

uint8_t WifiConnectParams::keyIdx

Description:

Index of the WEP key used for SKA

keyLen [1/2]

int32_t KeyParams::keyLen

Description:

Key length

keyLen [2/2]

uint8_t WifiConnectParams::keyLen

Description:

Key length

lastRxTime

uint32_t NetDevice::lastRxTime

Description:

Last time when data is received

legacy

uint16_t RateInfo::legacy

Description:

100 kbit/s bit rate defined in 802.11a/b/g

len [1/2]

uint32_t NetBuf::len

Description:

Length of the memory buffer

len [2/2]

uint16_t UdpHeader::len

Description:

Length of a data packet

LinkLayerType

[NetLinkType]($api-api-SmartVision-Devices-WLAN.md#gad3175955d2e6ef3c4f52da9b509d5b4a) NetDevice::LinkLayerType

Description:

Data link layer type

listenInterval [1/2]

uint16_t AssocReq::listenInterval

Description:

Scan interval

listenInterval [2/2]

uint16_t ReassocReq::listenInterval

Description:

Scan interval

llid

uint16_t StationInfo::llid

Description:

Local mesh ID

lock

struct Spinlock NetBufQueue::lock

Description:

Queue operation lock

mac [1/2]

uint8_t MacConfigParam::mac[WLAN_MAC_ADDR_LEN]

Description:

MAC address. For details about its length, see WLAN_MAC_ADDR_LEN.

mac [2/2]

const uint8_t* StationDelParameters::mac

Description:

MAC address of the station to which the connection is to be canceled

macAddr [1/3]

char NetDevice::macAddr[[MAC_ADDR_SIZE]($api-api-SmartVision-Devices-WLAN.md#gae01dbae885bc8abecb82bd865515c081)]

Description:

MAC address MAC_ADDR_SIZE

macAddr [2/3]

uint8_t Mac80211DisconnectParam::macAddr[WLAN_MAC_ADDR_LEN]

Description:

Device MAC address

macAddr [3/3]

uint8_t* VifParams::macAddr

Description:

MAC address

mask

uint32_t StaFlagUpdate::mask

Description:

Flag mask

maxAntennaGain

int32_t Ieee80211Channel::maxAntennaGain

Description:

Maximum antenna gain, in dBi

maxPower

int32_t Ieee80211Channel::maxPower

Description:

Maximum transmit power, in dBm

maxScanIeLen

uint16_t Wiphy::maxScanIeLen

Description:

Maximum SSID length

maxScanSsids

uint8_t Wiphy::maxScanSsids

Description:

Maximum number of scanned service set identifiers (SSIDs)

mcs [1/2]

uint8_t RateInfo::mcs

Description:

Modulation and Coding Scheme (MCS) index of the HT/VHT/HE rate

mcs [2/2]

struct [Ieee80211McsInfo]($api-api-SmartVision-Devices-Ieee80211McsInfo.md) Ieee80211StaHtCap::mcs

Description:

MCS rate

mem

uint8_t* NetBuf::mem

Description:

Memory buffer address

mfp

uint8_t WifiConnectParams::mfp

Description:

Whether to enable Management Frame Protection (MFP)

mgmt

struct [Ieee80211Mgmt]($api-api-SmartVision-Devices-Ieee80211Mgmt.md)* ScannedBssInfo::mgmt

Description:

Start address of the management frame

mgmtLen

uint32_t ScannedBssInfo::mgmtLen

Description:

Management frame length

mlPriv

void* NetDevice::mlPriv

Description:

Private structure for the driver

module

struct [WifiModule]($api-api-SmartVision-Devices-WifiModule.md)* HdfWifiProductData::module

Description:

Structure of the WLAN module

moduleConfig

struct [WifiModuleConfig]($api-api-SmartVision-Devices-WifiModuleConfig.md) WifiModule::moduleConfig

Description:

Module configurations

modulePrivate

void* WifiModule::modulePrivate

Description:

Private data

mtu

uint32_t NetDevice::mtu

Description:

Maximum transmission unit

n_akmSuites

int32_t CryptoSettings::n_akmSuites

Description:

Number of authentication and key management (AKM) suites

n_ciphersPairwise

int32_t CryptoSettings::n_ciphersPairwise

Description:

Number of unicast ciphers supported by the access point (AP)

name [1/3]

char NetDevice::name[IFNAMSIZ]

Description:

Network device name IFNAMSIZ

name [2/3]

char WifiFeature::name[[MAX_WIFI_COMPONENT_NAME_LEN]($api-api-SmartVision-Devices-WLAN.md#gaf460a45a5e365279ca6bc5b3e8750542)]

Description:

Feature name, which can contain a maximum of 10 characters

name [3/3]

char HdfWifiChipData::name[[MAX_WIFI_COMPONENT_NAME_LEN]($api-api-SmartVision-Devices-WLAN.md#gaf460a45a5e365279ca6bc5b3e8750542)]

Description:

Chip name

nBitrates

int32_t Ieee80211SupportedBand::nBitrates

Description:

Length of the array of supported bit rates

nChannels [1/2]

int32_t Ieee80211SupportedBand::nChannels

Description:

Length of the array of supported channels

nChannels [2/2]

uint32_t WifiScanRequest::nChannels

Description:

Number of channels to scan for

nCipherSuites

int32_t Wiphy::nCipherSuites

Description:

Number of supported cipher suites

neededHeadRoom

uint16_t NetDevice::neededHeadRoom

Description:

Length reserved for the header in netbuffNetBuf

neededTailRoom

uint16_t NetDevice::neededTailRoom

Description:

Length reserved for the tail in netbuffNetBuf

netdev

struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md)* WirelessDev::netdev

Description:

Network device

netDeviceIf

struct [NetDeviceInterFace]($api-api-SmartVision-Devices-NetDeviceInterFace.md)* NetDevice::netDeviceIf

Description:

Network device interface

netifCateg

[NetIfCategory]($api-api-SmartVision-Devices-WLAN.md#ga530241881cd17e03f8ae254ef1d9755e) NetDevice::netifCateg

Description:

Network interface category NetIfCategory

netifNotify

uint32_t(* NetDeviceInterFace::netifNotify) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, [NetDevNotify]($api-api-SmartVision-Devices-NetDevNotify.md) *notify)

Description:

Notifies the network port status.

notifyType

uint32_t NetDevNotify::notifyType

Description:

Notification type (reserved)

nss

uint8_t RateInfo::nss

Description:

Number of streams (for VHT and HE only)

nSsids

uint32_t WifiScanRequest::nSsids

Description:

Number of SSIDs to scan for

offset [1/2]

int64_t StationInfo::offset

Description:

Time offset of station

offset [2/2]

uint8_t TcpHeader::offset

Description:

Header length

open

int32_t(* NetDeviceInterFace::open) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev)

Description:

Opens the data link layer.

operationType

uint8_t Mac80211beaconParam::operationType

Description:

Operation type

ops

struct [WifiMac80211Ops]($api-api-SmartVision-Devices-WifiMac80211Ops.md)* HdfWifiChipData::ops

Description:

Chip MAC address

origFlags

uint32_t Ieee80211Channel::origFlags

Description:

Channel flags

origMag

int32_t Ieee80211Channel::origMag

Description:

Reserved field

origMpwr

int32_t Ieee80211Channel::origMpwr

Description:

Reserved field

owner

struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md)* NetDevice::owner

Description:

Network device

p2pMode

uint8_t MacConfigParam::p2pMode

Description:

Whether the peer-to-peer (P2P) mode is used.

permAddr

uint8_t Wiphy::permAddr[WLAN_MAC_ADDR_LEN]

Description:

Permanent MAC address of the wiphy device. For its length, see WLAN_MAC_ADDR_LEN.

plid

uint16_t StationInfo::plid

Description:

Peer mesh ID

plinkState

uint8_t StationInfo::plinkState

Description:

Mesh peer state

prefixSsidScanFlag

uint8_t WifiScanRequest::prefixSsidScanFlag

Description:

Reserved field

presetChandef

struct [ChannelDef]($api-api-SmartVision-Devices-ChannelDef.md) WirelessDev::presetChandef

Description:

Channel information

priv

uint8_t Wiphy::priv[WIPHY_PRIV_SIZE]

Description:

Reserved field

privacy

uint8_t WifiConnectParams::privacy

Description:

Whether to use a privacy-enabled AP

probeResp [1/2]

struct { ... } ::probeResp

Description:

Probe response frame

probeResp [2/2]

struct [ProbeResp]($api-api-SmartVision-Devices-ProbeResp.md) Ieee80211Mgmt::probeResp

Description:

Probe response frame

product_name

char HdfWifiProductData::product_name[[MAX_WIFI_COMPONENT_NAME_LEN]($api-api-SmartVision-Devices-WLAN.md#gaf460a45a5e365279ca6bc5b3e8750542)]

Description:

WLAN module name, which contains a maximum of 10 bytes

protocol

uint8_t IpHeader::protocol

Description:

Protocol, such as 1 (ICMP), 2 (IGMP), 6 (TCP), 17 (UDP), and 89 (OSPF)

qmap

uint32_t NetBuf::qmap

Description:

Queue mappings of the network data buffer

reasonCode [1/4]

uint16_t Deauth::reasonCode

Description:

Deauthentication cause code

reasonCode [2/4]

uint16_t Disassoc::reasonCode

Description:

Cause code

reasonCode [3/4]

uint16_t StationDelParameters::reasonCode

Description:

Cause of the cancellation

reasonCode [4/4]

uint16_t Mac80211DisconnectParam::reasonCode

Description:

Disconnection reason code

reassocReq [1/2]

struct { ... } ::reassocReq

Description:

Re-authentication

reassocReq [2/2]

struct [ReassocReq]($api-api-SmartVision-Devices-ReassocReq.md) Ieee80211Mgmt::reassocReq

Description:

Re-authentication

reassocResp [1/2]

struct [ReassocResp]($api-api-SmartVision-Devices-ReassocResp.md) Ieee80211Mgmt::reassocResp

Description:

Re-authentication response

reassocResp [2/2]

struct { ... } ::reassocResp

Description:

Re-authentication response

reqIe

uint8_t* ConnetResult::reqIe

Description:

Association request IE

reqIeLen

uint32_t ConnetResult::reqIeLen

Description:

Length of the association request IE

reserved

uint8_t Ieee80211McsInfo::reserved[IEEE80211_MACINFO_RESV]

Description:

Reserved field

resv [1/4]

uint8_t Ieee80211Channel::resv[IEEE80211_CHANNEL_RESV]

Description:

Reserved field

resv [2/4]

uint8_t WifiScanRequest::resv[SCAN_REQUEST_RESV_SIZE]

Description:

Reserved field

resv [3/4]

uint8_t WirelessDev::resv[WIRELESS_DEV_RESV_SIZE]

Description:

Reserved field

resv [4/4]

uint8_t RateInfo::resv

Description:

Reserved

resv1

uint8_t StationInfo::resv1

Description:

Reserved

rspIe

uint8_t* ConnetResult::rspIe

Description:

Association response IE

rspIeLen

uint32_t ConnetResult::rspIeLen

Description:

Length of the association response IE

rsv [1/2]

uint8_t Ieee80211Rate::rsv[IEEE80211_RATE_RESV]

Description:

Reserved field

rsv [2/2]

uint8_t NetBuf::rsv[[MAX_NETBUF_RESEVER_SIZE]($api-api-SmartVision-Devices-WLAN.md#ga794c035a19a38acc000146a8f9a4ec80)]

Description:

Reserved field. For details, see MAX_NETBUF_RESEVER_SIZE.

rtsThreshold

uint32_t Wiphy::rtsThreshold

Description:

Request To Send (RTS) threshold

rxBytes [1/2]

uint64_t StationInfo::rxBytes

Description:

Received bytes

rxBytes [2/2]

uint32_t NetDevStats::rxBytes

Description:

Total number of received bits

rxDropped

uint32_t NetDevStats::rxDropped

Description:

Packets that are dropped after being received

rxDroppedMisc

uint32_t StationInfo::rxDroppedMisc

Description:

Number of receive failures

rxErrors

uint32_t NetDevStats::rxErrors

Description:

Number of received error packets

rxHighest

uint16_t Ieee80211McsInfo::rxHighest

Description:

Maximum rate for receiving data

rxMask

uint8_t Ieee80211McsInfo::rxMask[IEEE80211_HT_MCS_MASK_LEN]

Description:

Mask for receiving data

rxPackets [1/2]

uint32_t StationInfo::rxPackets

Description:

Received data packets

rxPackets [2/2]

uint32_t NetDevStats::rxPackets

Description:

Total number of received packets

rxRate

struct [RateInfo]($api-api-SmartVision-Devices-RateInfo.md) StationInfo::rxRate

Description:

Receive rate

sAddr

uint32_t IpHeader::sAddr

Description:

Source address

selectQueue

uint16_t(* NetDeviceInterFace::selectQueue) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) *netBuff)

Description:

Selects a priority queue.

seq

uint8_t* KeyParams::seq

Description:

Content of a Temporal Key Integrity Protocol (TKIP) or Counter Mode Cipher Block Chaining Message Authentication Code Protocol (CCMP) key

seqCtrl

uint16_t Ieee80211Mgmt::seqCtrl

Description:

Sequence control

seqLen

int32_t KeyParams::seqLen

Description:

Length of a TKIP or CCMP key

seqNum

uint32_t TcpHeader::seqNum

Description:

Sequence number

set

uint32_t StaFlagUpdate::set

Description:

Flag value

setChannel

int32_t(* WifiMac80211Ops::setChannel) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev)

Description:

Setting the channel

setDefaultKey

int32_t(* WifiMac80211Ops::setDefaultKey) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netdev, uint8_t keyIndex, bool unicast, bool multicas)

Description:

Setting the default key

setMacAddr [1/2]

int32_t(* WifiMac80211Ops::setMacAddr) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, [Mac80211SetMacParam]($api-api-SmartVision-Devices-WLAN.md#ga85f7d8a3795887f090e0a6439b1df6e1) *param)

Description:

Setting the MAC address

setMacAddr [2/2]

int32_t(* NetDeviceInterFace::setMacAddr) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, void *addr)

Description:

Sets the MAC address.

setMeshId

int32_t(* WifiMac80211Ops::setMeshId) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, const char *meshId, uint32_t meshIdLen)

Description:

Setting the mesh ID

setNetIfStatus

void(* NetDeviceInterFace::setNetIfStatus) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, [NetIfStatus]($api-api-SmartVision-Devices-WLAN.md#ga0fb482694e5eac3f48c75de1749c8baf) status)

Description:

Sets the network port status.

setSsid

int32_t(* WifiMac80211Ops::setSsid) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, const uint8_t *ssid, uint32_t ssidLen)

Description:

Setting the SSID

signal [1/2]

int8_t StationInfo::signal

Description:

Signal strength

signal [2/2]

int32_t ScannedBssInfo::signal

Description:

Signal strength

signalAvg

int8_t StationInfo::signalAvg

Description:

Average signal strength

signalType

uint8_t Wiphy::signalType

Description:

Signal type

size

uint32_t NetBufQueue::size

Description:

Number of network data buffers in the queue

source

uint16_t UdpHeader::source

Description:

Source port number

specialEtherTypeProcess

[ProcessingResult]($api-api-SmartVision-Devices-WLAN.md#ga9c1d6e7df4468671742cb76f72b67af1)(* NetDeviceInterFace::specialEtherTypeProcess) (const struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) *buff)

Description:

Performs private processing without involving network-layer data.

specialProcPriv

void* NetDevice::specialProcPriv

Description:

Private structure for data processing

sPort

uint16_t TcpHeader::sPort

Description:

Source port number

srcAddr

uint8_t Ieee80211Mgmt::srcAddr[6]

Description:

Source MAC address

ssid [1/2]

uint8_t WifiSsid::ssid[IEEE80211_MAX_SSID_LEN]

Description:

SSID content, which contains a maximum of 32 bytes

ssid [2/2]

uint8_t* WifiConnectParams::ssid

Description:

SSID

ssidLen [1/3]

uint8_t WifiSsid::ssidLen

Description:

SSID length

ssidLen [2/3]

uint32_t WifiConnectParams::ssidLen

Description:

SSID length

ssidLen [3/3]

uint8_t Mac80211Ssids::ssidLen

Description:

SSID length

ssids

struct [WifiSsid]($api-api-SmartVision-Devices-WifiSsid.md)* WifiScanRequest::ssids

Description:

SSIDs to scan for

staFlags

struct [StaFlagUpdate]($api-api-SmartVision-Devices-StaFlagUpdate.md) StationInfo::staFlags

Description:

Station flag masks and values

startAp

int32_t(* WifiMac80211Ops::startAp) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev)

Description:

Starting an AP

startScan

int32_t(* WifiMac80211Ops::startScan) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, struct [WifiScanRequest]($api-api-SmartVision-Devices-WifiScanRequest.md) *param)

Description:

Starting a scan based on the specified parameters

state

char HdfWifiProductData::state

Description:

WLAN module state

stats

struct NetDevStats NetDevice::stats

Description:

Network statistics

statusCode [1/4]

uint16_t Auth::statusCode

Description:

Authentication status code

statusCode [2/4]

uint16_t AssocResp::statusCode

Description:

Status code

statusCode [3/4]

uint16_t ReassocResp::statusCode

Description:

Status code

statusCode [4/4]

uint16_t ConnetResult::statusCode

Description:

16-bit status code defined in the IEEE protocol

stop

int32_t(* NetDeviceInterFace::stop) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev)

Description:

Closes the data link layer.

stopAp

int32_t(* WifiMac80211Ops::stopAp) ([NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev)

Description:

Stopping an AP

subtype

uint8_t StationDelParameters::subtype

Description:

Cancellation type

timestamp [1/2]

uint64_t Beacon::timestamp

Description:

Timestamp

timestamp [2/2]

uint64_t ProbeResp::timestamp

Description:

Timestamp

tos

uint8_t IpHeader::tos

Description:

Service type

totLen

uint16_t IpHeader::totLen

Description:

Total length of an IP data packet

ttl

uint8_t IpHeader::ttl

Description:

Generation time

txBytes [1/2]

uint64_t StationInfo::txBytes

Description:

Transmitted bytes

txBytes [2/2]

uint32_t NetDevStats::txBytes

Description:

Total number of transmitted bits

txDropped

uint32_t NetDevStats::txDropped

Description:

Packets dropped before transmission

txErrors

uint32_t NetDevStats::txErrors

Description:

Transmitted error packets

txFailed

uint32_t StationInfo::txFailed

Description:

Number of failed transmissions

txPackets [1/2]

uint32_t StationInfo::txPackets

Description:

Transmitted data packets

txPackets [2/2]

uint32_t NetDevStats::txPackets

Description:

Total number of transmitted packets

txParams

uint8_t Ieee80211McsInfo::txParams

Description:

Parameters for sending data

txPetries

uint32_t StationInfo::txPetries

Description:

Number of retransmissions

txRate

struct [RateInfo]($api-api-SmartVision-Devices-RateInfo.md) StationInfo::txRate

Description:

Transmission rate

type

uint16_t HdfWifiChipData::type

Description:

Chip type

updateModule

int32_t(* WifiModuleIface::updateModule) (struct [WifiModule]($api-api-SmartVision-Devices-WifiModule.md) *module)

Description:

Updating a WLAN module based on a specified configuration.

urgent

uint16_t TcpHeader::urgent

Description:

Urgent pointer

use4Addr

int32_t VifParams::use4Addr

Description:

Whether to use a frame containing four addresses

variable [1/7]

uint8_t Auth::variable[0]

Description:

Algorithm challenge information stored in a flexible array

variable [2/7]

uint8_t AssocReq::variable[0]

Description:

SSID and rate information stored in a flexible array

variable [3/7]

uint8_t AssocResp::variable[0]

Description:

Rate information stored in a flexible array

variable [4/7]

uint8_t ReassocReq::variable[0]

Description:

SSID and rate information stored in a flexible array

variable [5/7]

uint8_t ReassocResp::variable[0]

Description:

Rate information stored in a flexible array

variable [6/7]

uint8_t Beacon::variable[0]

Description:

SSID and rate information

variable [7/7]

uint8_t ProbeResp::variable[0]

Description:

SSID and rate information

versionAndHl

uint8_t IpHeader::versionAndHl

Description:

Version and header length

watchdogTime

int32_t NetDevice::watchdogTime

Description:

Watchdog duration

wdev

struct [WirelessDev]($api-api-SmartVision-Devices-WirelessDev.md)* WifiScanRequest::wdev

Description:

A specified wireless device to scan for

width

enum [WifiChannelType]($api-api-SmartVision-Devices-WLAN.md#ga9d902b330de99c24b2a8c3ba7120af21) ChannelDef::width

Description:

Bandwidth

window

uint16_t TcpHeader::window

Description:

Window size

wiphy [1/2]

struct [Wiphy]($api-api-SmartVision-Devices-Wiphy.md)* WirelessDev::wiphy

Description:

Wiphy device

wiphy [2/2]

struct [Wiphy]($api-api-SmartVision-Devices-Wiphy.md)* WifiScanRequest::wiphy

Description:

A specified wiphy device to scan for

wlanType

[Protocol80211IfType]($api-api-SmartVision-Devices-WLAN.md#gac69954f56fcc99fc8aac68aa157831c7) IfType::wlanType

Description:

WLAN network port type: AP or STA

wpaVersions

uint32_t CryptoSettings::wpaVersions

Description:

WPA version

xmit

[NetDevTxResult]($api-api-SmartVision-Devices-WLAN.md#ga9fb4e578a15db1b0087d7b3831591ced)(* NetDeviceInterFace::xmit) (struct [NetDevice]($api-api-SmartVision-Devices-NetDevice.md) *netDev, struct [NetBuf]($api-api-SmartVision-Devices-NetBuf.md) *netBuff)

Description:

Sends data.