CN104105218A - Method and system for achieving Android system mobile phone hotspot WPS connection - Google Patents
Method and system for achieving Android system mobile phone hotspot WPS connection Download PDFInfo
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- CN104105218A CN104105218A CN201410357980.0A CN201410357980A CN104105218A CN 104105218 A CN104105218 A CN 104105218A CN 201410357980 A CN201410357980 A CN 201410357980A CN 104105218 A CN104105218 A CN 104105218A
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Abstract
The invention discloses a method and system for achieving Android system mobile phone hotspot WPS connection. The method comprises a step (A) of presetting a button for starting WPS connection in a UI layer, adding a first interface and a second interface to an intermediate layer; adding a monitoring file to a protocol stack; a step (B) of utilizing the system to respond to the clicking on the button by users to form a clicking event, utilizing the intermediate layer to process the event, calling the first interface to start the protocol stack, then calling the second interface to send messages to a driving layer, and starting a WPS process; a step (C) of monitoring connecting data sent by a terminal through the monitoring file, sending the connecting data to the protocol stack, and utilizing the connecting data through the protocol stack to connect the terminal to a WiFi network. An Android system mobile phone becomes a wifi hotspot through the method, other terminals can establish connection with the Android system mobile phone through a WPS mode, users can surf the internet quickly and safely, and the problems of complexity in setting existing cell phone hotspots, slow connecting speed and potential safety hazard are solved.
Description
Technical field
The present invention relates to communication technique field, relate in particular to a kind of Android system mobile phone focus WPS and connect implementation method and system.
Background technology
Along with the development of the smart mobile phone based on Android system and universal, the a lot of new functions of smart mobile phone are developed, mobile phone focus function is one of them, mobile phone focus is that smart mobile phone is used as to a WiFi focus in fact, other equipment with WiFi function directly connects it, realize the technology of online by the mobile network of mobile phone itself, the method that has realized at present mobile phone WiFi focus function generally exists setting operation loaded down with trivial details, connection procedure speed is slow, connect the problem that has potential safety hazard, this has also hindered application and the popularization of this technology.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of Android system mobile phone focus WPS to connect implementation method and system, be intended to solve the problem that current connection mobile phone focus speed is slow, have potential safety hazard.
That Android system mobile phone focus wifi connected mode of the present invention adopts is WPS(Wi-Fi Protected Setup) connected mode, technical scheme of the present invention is as follows:
A kind of Android system mobile phone focus WPS connects implementation method, and wherein, described method comprises:
A, WiFi UI layer set in advance for start WPS connect button; Add in WiFi intermediate layer for starting the first interface of WiFi protocol stack and for starting the second interface of WPS flow process; Add the monitoring file for monitoring that WPS connects at WiFi protocol stack;
B, system responses user click pre-set button operation and form click event, and WiFi intermediate layer is processed this click event and called first interface according to result and starts WiFi protocol stack, after call the second interface and send a message to and drive layer, start WPS flow process;
C, the connection desired data sending by monitoring file interception request terminal, and be sent to WiFi protocol stack, utilize this connection desired data that WiFi network is accessed in requesting terminal by WiFi protocol stack, the WPS that realizes requesting terminal connects.
Described Android system mobile phone focus WPS connects implementation method, and wherein, described steps A also comprises: in described WiFi protocol stack, add the 3rd interface for WiFi protocol stack and the communication of WiFi intermediate layer.
Described Android system mobile phone focus WPS connects implementation method, wherein, WiFi described in described step B also comprises before calling in intermediate layer first interface startup WiFi protocol stack: communication is set up by the 3rd interface and WiFi protocol stack in described WiFi intermediate layer first.
Described Android system mobile phone focus WPS connects implementation method, and wherein, described steps A also comprises: in the WiFi state machine of system, add in advance the state for the treatment of event in WPS connection procedure.
Described Android system mobile phone focus WPS connects implementation method, and wherein, described step B is specially:
B1, system responses user click pre-set button operation and form click event, and the WiFi state machine in WiFi intermediate layer is processed this click event;
B2, WiFi intermediate layer are called first interface according to the result of click event and are started WiFi protocol stack;
After B3, WiFi protocol stack start, WiFi call in intermediate layer the second interface send message through WiFi protocol stack to driving layer, drive layer according to message-driven WiFi hardware effort, start WPS flow process.
Described Android system mobile phone focus WPS connects implementation method, and wherein, the connection desired data that described request terminal sends comprises device identifying information and the safe key of requesting terminal.
Described Android system mobile phone focus WPS connects implementation method, and wherein, described step C is specially:
C1, the connection desired data sending by monitoring file interception request terminal, and be sent to WiFi protocol stack;
C2, WiFi protocol stack are processed this connection desired data, and the device identifying information obtaining wherein carries out respectively authentication with associated with safe key to requesting terminal, make described request terminal access WIFI network, and the WPS that realizes requesting terminal connects.
A kind of Android system mobile phone focus WPS connection realizes system, and wherein, described system is included as
Module is set, for set in advance the button connecting for starting WPS at WiFi UI layer; Add in WiFi intermediate layer for starting the first interface of WiFi protocol stack and for starting the second interface of WPS flow process; Add the monitoring file for monitoring that WPS connects at WiFi protocol stack;
Start module, click pre-set button operation for system responses user and form click event, WiFi intermediate layer is processed this click event and is called first interface according to result and starts WiFi protocol stack, after call the second interface and send a message to and drive layer, start WPS flow process;
Access module, for the connection desired data sending by monitoring file interception request terminal, and is sent to WiFi protocol stack, utilizes this connection desired data that WIFI network is accessed in requesting terminal by WiFi protocol stack, and the WPS that realizes requesting terminal connects.
Beneficial effect: the invention provides a kind of Android system mobile phone focus WPS and connect implementation method and system, make Android system mobile phone self become wifi focus by the method, and can make other terminal equipment set up network by WPS mode and its to be connected, utilize the online of safety again fast of mobile phone focus thereby realize, solve existing mobile phone WiFi focus function setting loaded down with trivial details, connection speed is slow, connects the problem that has potential safety hazard.
Brief description of the drawings
Fig. 1 is the method flow diagram that connects mobile phone WiFi focus in the specific embodiment of the invention.
Fig. 2 is Android WiFi system architecture diagram.
Fig. 3 is the method flow diagram of step S200 in Fig. 1.
Fig. 4 is the method flow diagram of step S300 in Fig. 1.
Fig. 5 is the system principle diagram that connects mobile phone WiFi focus in the specific embodiment of the invention.
Embodiment
The invention provides a kind of method and system that connect mobile phone WiFi focus, for making object of the present invention, technical scheme and effect clearer, clear and definite, below the present invention is described in more detail.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
A kind of Android system mobile phone focus WPS as shown in Figure 1 connects implementation method, and wherein, described method comprises:
S100, WiFi UI layer set in advance for start WPS connect button; Add in WiFi intermediate layer for starting the first interface of WiFi protocol stack and for starting the second interface of WPS flow process; Add the monitoring file for monitoring that WPS connects at WiFi protocol stack.
The WPS that the present invention will realize Android system mobile phone WiFi focus connects, just need to transform existing system, shown in Fig. 2 is existing Android WiFi system architecture diagram, it is to define upper-layer user's interface and lower floor's driving interface taking WiFi finger daemon (wpa_supplicant) as core, the present invention carries out specific aim design to the each functional layer for Android WiFi system shown in Fig. 1, makes Android WiFi system possess the mobile phone focus function of WPS connected mode.
Concrete, set in advance the menu and the button that connect for starting WPS at system WiFi UI layer 100, because WPS connected mode is by WPS button arrangement (PBC) the pattern online on AP.Therefore in the WiFi UI layer in the present invention, arrange to have accordingly and start the button that WPS connects.The effect of WiFi UI layer is that the event that WiFi intermediate layer is put forward is processed accordingly, and be shown to user, comprise the various states in WiFi connection procedure, for example start WPS, connect, successful connection, disconnects etc., and this law people's WiFi UI layer also can provide corresponding UI to operate accordingly to user simultaneously.
WiFi intermediate layer (middleware) comprises WiFi state machine 200 and WiFi middleware 300, for realizing the connection of WiFi intermediate layer and WiFi protocol stack 400, add in WiFi intermediate layer for starting the first interface of WiFi protocol stack 400 and for starting the second interface of WPS flow process, particularly, first interface refers to wifi_connect_to_softap interface, this interface is to add contiguous function wifi_connect_to_softap by file wifi.c the inside to form, utilize wifi_connect_to_softap contiguous function in the time that mobile phone focus starts, start WiFi protocol stack and connect wpa_supplicant.Further, in order to make WiFi intermediate layer can call wifi_connect_to_softap interface, need in android_net_wifi_Wifi.cpp and WifiNative.java, add Java interface and call for WiFi file monitoring device (WiFi Monitor).
Further, described the second interface refers to android_net_wifi_wpsPbcCommand interface, particularly, is in android_net_wifi_Wifi.cpp, to add this interface, and this interface is the PBC command interface of wpa_supplicant.Can start WPS flow process by it.Be that WiFi protocol stack sends a message to and drives 500 according to terminal connection request, and by driving 500 to drive WiFi hardware 600 to work.In order to make WiFi intermediate layer can call android_net_wifi_wpsPbcCommand interface, in WifiNative.java, add startWpsPbcCommand interface and use for WiFi Monitor.
For realizing the communication of WiFi intermediate layer and WiFi protocol stack, in WiFi protocol stack, add the 3rd interface for WiFi protocol stack and the communication of WiFi intermediate layer.The 3rd interface is ctrl interface interface, it provides the butt end of WiFi protocol stack for WiFi intermediate layer, because this interface can carry out communication with wpa_supplicant, therefore, communication can be set up by calling ctrl interface interface and wpa_supplicant in WiFi intermediate layer, provides passage for further starting wpa_supplicant.For configuring this interface, need in the configuration file hostapd.conf of mobile phone focus file, add ctrl interface.
Further, add the monitoring file for monitoring that WPS connects at WiFi protocol stack, this monitoring file obviously belongs to the monitoring of mobile phone WiFi focus, and this monitoring file has monitor thread and order is handed down to the effect of wpa_supplicant.Particularly, frameworks base wifi java android net add this monitoring file in wifi.
In the present invention program, WiFi state machine 200(WifiStateMachine) effect be the state of processing various mobile phone WiFi focuses, these states comprise that focus opens, and start WPS PBC, the process of startup, result, disconnects, and closes focus etc.
Further, in the WiFi state machine of system, add in advance the state (state) for the treatment of event in WPS connection procedure.In the solution of the present invention implementation process, in the time that WPS PBC uses, the state of WiFi state machine in SoftApStartedState, the processing of meeting interpolation event in this state, after WPS PBC opens, WiFi state machine needs a new state to process WPS PBC event, therefore in the constructed fuction of WifiStateMachine, add new state, in the state of this new interpolation, add afterwards the processing of each event, the processing of each event here not only comprises the processing to the event in Monitor, also comprise access point (AP) is closed and the processing of focus (Tethering) state variation event.
S200, system responses user click pre-set button operation and form click event, WiFi intermediate layer is processed this click event and is called first interface according to result and starts WiFi protocol stack, after call the second interface and send a message to and drive layer, start WPS flow process.
Further, as shown in Figure 3, its step is specially described step S200:
S210, system responses user click pre-set button operation and form click event, and the WiFi state machine in WiFi intermediate layer is processed this click event.The state of WiFi state machine is set to WPS PBC and starts.
S220, WiFi intermediate layer are called first interface according to the result of click event and are started WiFi protocol stack.Call wifi_connect_to_softap interface and start WiFi protocol stack connection wpa_supplicant.
After S230, WiFi protocol stack start, WiFi call in intermediate layer the second interface send message through WiFi protocol stack to driving layer, drive layer according to message-driven WiFi hardware effort, start WPS flow process.
Call android_net_wifi_wpsPbcCommand interface and start WPS flow process.
S300, the connection desired data sending by monitoring file interception request terminal, and be sent to WiFi protocol stack, utilize this connection desired data that WiFi network is accessed in requesting terminal by WiFi protocol stack, the WPS that realizes requesting terminal connects.
Further, as shown in Figure 4, its step is specially described step S300:
S310, the connection desired data sending by monitoring file interception request terminal, and be sent to WiFi protocol stack.
Wherein, the connection desired data that described request terminal sends comprises device identifying information and the safe key of requesting terminal.
S320, WiFi protocol stack are processed this connection desired data, and the device identifying information obtaining wherein carries out respectively authentication with associated with safe key to requesting terminal, make described request terminal access WIFI network, and the WPS that realizes requesting terminal connects.
The connection procedure of the WPS of mobile phone WiFi focus of the present invention is the connection procedure of the WiFi definition of a standard, in fact this process is the same with mobile phone with router WPS connection procedure, its connection procedure is mainly divided into three parts, first is probe requests thereby (Probe Request) and probe response (Probe Response) part, second is authentication request (Authentication Request) and Authentication Response (Authentication Response) part, the 3rd is extendible authentication request (EAP Request, wherein EAP is the abbreviation of Extensible Authentication Protocol) and extendible authentication response (EAP Response) part, finally successful connection.
Above-mentioned WPS connection procedure can simply be expressed as:
1, (comprising request surveys and echo probe frame to initiate explore frame;
2, initiate authentication frame (comprising authentication request and response request frame);
3, initiate disassociation frame (comprising associated request and associated response);
4, EAPOL frame (reciprocal process of the encrypting and decrypting that contains EAP):
In the reciprocal process of above-mentioned requesting terminal and mobile phone WiFi focus, the WiFi protocol stack that the information exchange that requesting terminal sends is crossed mobile phone WiFi focus receives and processes, and responds, and the WPS that finally completes requesting terminal connects.
A kind of Android system mobile phone focus WPS connection as shown in Figure 5 realizes system, and wherein, described system is included as
Module 100 is set, for set in advance the button connecting for starting WPS at WiFi UI layer; Add in WiFi intermediate layer for starting the first interface of WiFi protocol stack and for starting the second interface of WPS flow process; Add the monitoring file for monitoring that WPS connects at WiFi protocol stack, specifically as described in step S100.
Start module 200, click pre-set button operation for system responses user and form click event, WiFi intermediate layer is processed this click event and is called first interface according to result and starts WiFi protocol stack, after call the second interface send a message to drive layer, start WPS flow process, specifically as described in step S200.
Access module 300, for the connection desired data sending by monitoring file interception request terminal, and be sent to WiFi protocol stack, utilize this connection desired data that WIFI network is accessed in requesting terminal by WiFi protocol stack, the WPS that realizes requesting terminal connects, specifically as described in step S300.
Beneficial effect: the invention provides a kind of Android system mobile phone focus WPS and connect implementation method and system, make Android system mobile phone self become wifi focus by the method, and can make other terminal equipment set up network by WPS mode and its to be connected, utilize the online of safety again fast of mobile phone focus thereby realize, solve existing mobile phone WiFi focus function setting loaded down with trivial details, connection speed is slow, connects the problem that has potential safety hazard.
Should be understood that, application of the present invention is not limited to above-mentioned giving an example, and for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection range of claims of the present invention.
Claims (8)
1. Android system mobile phone focus WPS connects an implementation method, it is characterized in that, described method comprises:
A, WiFi UI layer set in advance for start WPS connect button; Add in WiFi intermediate layer for starting the first interface of WiFi protocol stack and for starting the second interface of WPS flow process; Add the monitoring file for monitoring that WPS connects at WiFi protocol stack;
B, system responses user click pre-set button operation and form click event, and WiFi intermediate layer is processed this click event and called first interface according to result and starts WiFi protocol stack, after call the second interface and send a message to and drive layer, start WPS flow process;
C, the connection desired data sending by monitoring file interception request terminal, and be sent to WiFi protocol stack, utilize this connection desired data that WiFi network is accessed in requesting terminal by WiFi protocol stack, the WPS that realizes requesting terminal connects.
2. Android system mobile phone focus WPS according to claim 1 connects implementation method,
It is characterized in that, described steps A also comprises: in described WiFi protocol stack, add the 3rd interface for WiFi protocol stack and the communication of WiFi intermediate layer.
3. Android system mobile phone focus WPS according to claim 2 connects implementation method,
It is characterized in that, WiFi described in described step B also comprises before calling in intermediate layer first interface startup WiFi protocol stack: communication is set up by the 3rd interface and WiFi protocol stack in described WiFi intermediate layer first.
4. Android system mobile phone focus WPS according to claim 3 connects implementation method,
It is characterized in that, described steps A also comprises: in the WiFi state machine of system, add in advance the state for the treatment of event in WPS connection procedure.
5. Android system mobile phone focus WPS according to claim 4 connects implementation method,
It is characterized in that, described step B is specially:
B1, system responses user click pre-set button operation and form click event, and the WiFi state machine in WiFi intermediate layer is processed this click event;
B2, WiFi intermediate layer are called first interface according to the result of click event and are started WiFi protocol stack;
After B3, WiFi protocol stack start, WiFi call in intermediate layer the second interface send message through WiFi protocol stack to driving layer, drive layer according to message-driven WiFi hardware effort, start WPS flow process.
6. Android system mobile phone focus WPS according to claim 5 connects implementation method,
It is characterized in that, the connection desired data that described request terminal sends comprises device identifying information and the safe key of requesting terminal.
7. Android system mobile phone focus WPS according to claim 6 connects implementation method,
It is characterized in that, described step C is specially:
C1, the connection desired data sending by monitoring file interception request terminal, and be sent to WiFi protocol stack;
C2, WiFi protocol stack are processed this connection desired data, and the device identifying information obtaining wherein carries out respectively authentication with associated with safe key to requesting terminal, make described request terminal access WIFI network, and the WPS that realizes requesting terminal connects.
8. Android system mobile phone focus WPS connection realizes a system, it is characterized in that, described system is included as
Module is set, for set in advance the button connecting for starting WPS at WiFi UI layer; Add in WiFi intermediate layer for starting the first interface of WiFi protocol stack and for starting the second interface of WPS flow process; Add the monitoring file for monitoring that WPS connects at WiFi protocol stack;
Start module, click pre-set button operation for system responses user and form click event, WiFi intermediate layer is processed this click event and is called first interface according to result and starts WiFi protocol stack, after call the second interface and send a message to and drive layer, start WPS flow process;
Access module, for the connection desired data sending by monitoring file interception request terminal, and is sent to WiFi protocol stack, utilizes this connection desired data that WIFI network is accessed in requesting terminal by WiFi protocol stack, and the WPS that realizes requesting terminal connects.
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