wclWiFiSniffer Class

The class allows your application to capture raw packets from your WiFi adapter.

Inheritance Hierarchy

SystemObject
wclWiFiwclWiFiSniffer

Namespace: wclWiFi
Assembly: wclWiFiFramework (in wclWiFiFramework.dll) Version: 7.13.1.0 (7.13.1.0)

Syntax

C++

Copy

public class wclWiFiSniffer

Public Class wclWiFiSniffer

public ref class wclWiFiSniffer

The wclWiFiSniffer type exposes the following members.

Constructors

	Name	Description
	wclWiFiSniffer	Creates a new WiFi Sniffer.

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Properties

	Name	Description
	Active	Gets the sniffer's state.
	DoNotChangeMode	Gets and sets the value controlled how the Sniffer will work with the WiFi hardware interface.
	IfaceId	Gets the WiFi Interface ID.
	MessageProcessing	Gets and sets a message processing method that should be used by the WiFi Sniffer.
	Mode	Gets the current WiFi interface mode.

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Methods

	Name	Description
	Close	Stops capturing WiFi frames and closes the sniffer.
	DoAfterOpen	Fires the AfterOpen event.
	DoBeforeClose	Fires the BeforeClose event.
	DoFrameReceived	Fires the OnFrameReceived event.
	DoRawFrameReceived	Fires the OnRawFrameReceived event.
	Equals	Determines whether the specified Object is equal to the current Object. (Inherited from Object)
	Finalize	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object)
	GetChannel	Get the current channel.
	GetHashCode	Serves as a hash function for a particular type. (Inherited from Object)
	GetMacAddr	Gets the WiFi adapter current MAC address.
	GetPhy	Gets the current adapter's PHY.
	GetType	Gets the Type of the current instance. (Inherited from Object)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object)
	Open	Opens the sniffer and starts capturing WiFI frames.
	SetChannel	Sets the current channel.
	SetPhy	Sets the current PHY.
	ToString	Returns a string that represents the current object. (Inherited from Object)

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Events

	Name	Description
	AfterOpen	The event fires after the Sniffer was opened with success.
	BeforeClose	The event fires before the Sniffer will be closed.
	OnFrameReceived	The event fires when a new frame received.
	OnRawFrameReceived	The event fires when a new frame received.

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Remarks

Please note, that not all WiFi adapters can capture the raw packets. To be able to do that your adapter must support Monitor Mode.

The component requires Microsoft Network Monitor 3.4 filter driver to be installed on your system. You can download and install the Microsoft Network Monitor 3.4 by the following link: https://www.microsoft.com/en-us/download/details.aspx?id=4865

NOTE: The component is not thread-safe.

Reference

wclWiFi Namespace