CN104955169A - Network based on Wi-Fi (wireless fidelity) Direct and communication method of network - Google Patents
Network based on Wi-Fi (wireless fidelity) Direct and communication method of network Download PDFInfo
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- CN104955169A CN104955169A CN201510274234.XA CN201510274234A CN104955169A CN 104955169 A CN104955169 A CN 104955169A CN 201510274234 A CN201510274234 A CN 201510274234A CN 104955169 A CN104955169 A CN 104955169A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
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Abstract
The invention discloses a network based on Wi-Fi Direct and a communication method of the network. The communication method comprises the following steps of binding a first port by using a server side and starting service corresponding to the first port; connecting a first client side and a second client side to the server side through the Wi-Fi Direct; acquiring connection information from the server side by using the first client side; creating Server instances by using the first client side; binding a second port and starting service corresponding to the second port; and directly communicating the first client side to the second client side according to the connection information. Functions of a server are fulfilled by the client sides through creation of the instances, binding of the ports and starting of the service, the client sides can serve as the server side, direction communication between the client sides can be implemented, network load pressure of the server side is reduced, and communication of the whole network can be stable and efficient.
Description
Technical field
The present invention relates to the communications field, particularly a kind of network based on Wi-Fi Direct and communication means thereof.
Background technology
Wi-Fi Direct standard is referred to and allows equipment in wireless network without the need to being interconnected by wireless router.Along with the appearance of Wi-Fi Direct technology, Wi-Fi equipment can connect without the need to legacy network or focus, thus realizes point-to-point connection.
Based on the network configuration of Wi-Fi Direct technical communication, generally include a server end and one or more client, when network configuration comprises multiple client, want to carry out communication between each client and have to pass through server end, namely server end forwards as in the middle of two clients, thus the offered load pressure of server end can be caused, the communication of whole network even can be caused unstable, reduce communication efficiency.
Summary of the invention
The technical problem to be solved in the present invention has to pass through server end forwarding to overcome communication between prior art client, thus cause the defect unstable, communication efficiency is low that communicates, providing between a kind of client can the network based on Wi-Fi Direct of direct communication and communication means thereof.
The present invention solves above-mentioned technical problem by following technical proposals:
Based on a communication means for the network of Wi-Fi Direct, its feature is, comprising:
Server end binds the first port, opens the service corresponding with described first port;
First client and the second client are all connected by Wi-Fi Direct with described server end;
Described first client obtains link information from described server end, and described link information comprises the network address of described first client and described second client;
Described first client creates Server (a kind of instance name) class example, binds the second port, opens the service corresponding with described second port;
Described first client carries out direct communication according to described link information and described second client.
In this programme, the first client is by creating Server class example, and bundling port also opens the function that service realizes server, can listen to the message from the second client.Meanwhile, the first client itself or client, initiatively can send message to the second client, thus achieve the peer-to-peer communications of the first client and the second client.Wherein, the service that server end provides different by binding different ports, such as, can provide FTP (File Transfer Protocol, file transfer protocol (FTP)) to serve, for upload and download after server end bundling port 21; The server end bundling port HTTP (Hyper Text Transfer Protocol, HTML (Hypertext Markup Language)) that can provide after 80s serves, for web page browsing; SMTP (Simple Mail Transfer Protocol, Simple Mail Transfer protocol) can be provided after server end bundling port 25 to serve, for sending mail.
Preferably, described communication means also comprises:
3rd client and described server end are connected by Wi-Fi Direct;
Described server end upgrades described link information;
Described first client obtains the link information after upgrading from described server end, and the link information after described renewal comprises the network address of described first client, described second client and described 3rd client;
Described first client carries out direct communication according to the link information after described renewal and described 3rd client.
In this programme, after the first client and the second client and server connect, 3rd client also connects with server end, and the link information of the network address comprising the first client and the second client is updated to the link information of the network address comprising the first client, the second client and the 3rd client by server end.First client obtains the link information after upgrading from server end, and now, according to the link information after renewal, the first client can not only carry out direct communication with the second client, can also carry out direct communication with the 3rd client.
Preferably, link information before renewal also comprises physical address and the client name of described first client and described second client, and the link information after described renewal also comprises physical address and the client name of described first client, described second client and described 3rd client.
Preferably, described first client and described second client carry out direct communication under TCP (transmission control protocol) agreement, comprising:
Described first client monitors by first the connection status that function monitors described second client;
Described second client and described first client connect, and are communicated with described first client by Socket (socket) passage.
In this programme, it is accept () function that under Transmission Control Protocol first monitors function, first client monitors the connection status of the second client by accept () function, second client is connected by connect () function and the first client, first client obtains the Socket passage connected with the second client, and the first client can realize the direct communication with the second client by this passage.Wherein, the message body that first client communicates under Transmission Control Protocol with the second client comprises header and data, i.e. data head and data volume, it is the collection class of some key-value pairs in data head, data head is the descriptor of data volume, such as file size, wherein key is file size, and value is the value of file size.
Preferably, described first client and described second client carry out direct communication under UDP (User Datagram Protoco (UDP)) agreement, comprising:
Described first client monitors function monitored data bag by second;
Described second client sends packet to described first client.
In this programme, it is receive () function that under udp protocol second monitors function, first client is by receive () function monitored data bag, second client does not need to connect with the first client, sends packet can realize the direct communication with the first client by send () function to the first client.Wherein, the message body that first client and the second client communicate under udp protocol adopts Gson (the java class storehouse being used for carrying out mapping between Java object and JSON data that Google provides) data, Gson data are data types that Java object is transformed by Gson, there is the data structure of similar http message, comprise type of message and message body content etc.
Preferably, described packet comprises the network address of described first client and described second port.
Preferably, described first port is different from described second port.In this programme, described server end is different from the port that described first client realizing server capability is bound, and can provide different services.
The present invention also provides a kind of network based on Wi-Fi Direct, and its feature is, described network comprises server end, the first client and the second client,
Described server end, for binding the first port, opens the service corresponding with described first port;
Described first client and described second client are all for connecting by Wi-FiDirect with described server end;
Described first client is used for obtaining link information from described server end, and described link information comprises the network address of described first client and described second client;
Described first client, for creating Server class example, binds the second port, opens the service corresponding with described second port;
Described first client is used for carrying out direct communication according to described link information and described second client.
Preferably, described network also comprises the 3rd client, and the 3rd client is used for being connected by Wi-Fi Direct with described server end;
Described server end is also for upgrading described link information;
Described first client is also for obtaining the link information after upgrading from described server end, and the link information after described renewal comprises the network address of described first client, described second client and described 3rd client;
Described first client is used for carrying out direct communication according to the link information after described renewal and described 3rd client.
Preferably, link information before renewal also comprises physical address and the client name of described first client and described second client, and the link information after described renewal also comprises physical address and the client name of described first client, described second client and described 3rd client.
Preferably, described first client is used for monitoring by first the connection status that function monitors described second client under Transmission Control Protocol, described second client is used for connecting with described first client under Transmission Control Protocol, and is communicated with described first client by Socket passage.
Preferably, described first client is used for monitoring function monitored data bag by second under udp protocol, and described second client is used for sending packet to described first client under udp protocol.
Preferably, described first port is different from described second port.
On the basis meeting this area general knowledge, above-mentioned each optimum condition, can combination in any, obtains the preferred embodiments of the invention.
Positive progressive effect of the present invention is: compared with prior art, client in the present invention is by creating example, bundling port and unlatching service to realize the function of server, it is made to be client and server end, thus the direct communication realized between client and client, without the need to forwarding in the middle of server end, alleviate the offered load pressure of server end, make the communication of whole network more stable and efficient.
Accompanying drawing explanation
Fig. 1 is the communication means flow chart of the network based on Wi-Fi Direct of the embodiment of the present invention 1.
Fig. 2 is the partial process view of the communication means of the network based on Wi-Fi Direct of the embodiment of the present invention 2.
Embodiment
Mode below by embodiment further illustrates the present invention, but does not therefore limit the present invention among described scope of embodiments.
Embodiment 1
Based on a network of Wi-Fi Direct, comprise server end, the first client and the second client.As shown in Figure 1, the communication means of described network comprises the following steps:
Step 101, server end bind the first port, open the service corresponding with the first port;
Step 102, the first client and the second client all connect with server end;
Particularly, the first client and the second client are all connected by Wi-Fi Direct and server end.Wherein, the mode that the first client and the second client and server connect can invite the first client and the second client to add network for server end, also can be the first client and the second client Network Search, and application joins network.
Step 103, the first client obtain link information from server end;
Particularly, the first client comprises the network address of the first client and the network address of the second client from the link information that server end obtains.Wherein, described link information can also comprise physical address and the client name of the first client, and the physical address of the second client and client name.
Step 104, the first client realize the function of server;
Particularly, the first client, by creating Server class example, binds the second port, opens the function that the service corresponding with described second port realizes server.
Step 105, the first client and the second client carry out direct communication.
In step 105, the first client carries out direct communication according to described link information and the second client.In the present embodiment, the first client and the second client carry out direct communication under Transmission Control Protocol, specifically comprise: the first client monitors by first the connection status that function monitors the second client; Second client and the first client connect, and are communicated with described first client by Socket passage.
Further, it is accept () function that in the present embodiment under Transmission Control Protocol first monitors function, first client monitors the connection status of the second client by accept () function, second client is connected by connect () function and the first client, first client obtains the Socket passage connected with the second client, and the first client can realize the direct communication with the second client by this passage.
In the present embodiment, the quantity of the second client can be one, also can be multiple.First port can be identical with the second port, also can be different, that is, server end can provide identical service with the first client realizing server capability, also can provide different services.
Benq client and the client in the network of Wi-Fi Direct of giving a concrete illustration below utilizes the communication means of the present embodiment to be how to carry out direct communication.
If have the equipment that 4 have Wi-Fi Direct function in network, be respectively device A ~ D, wherein device A is server end.Device A is by bundling port and open service-creation game group, and invites other equipment to add game group; Equipment B, equipment C and equipment D all accept the invitation and add game group, now store in device A comprise equipment B, equipment C and equipment D the network address, physical address and client name link information; Equipment B obtains described link information from device A, and realizes the function of httpserver by creating Server class example, bundling port and unlatching service under Transmission Control Protocol; According to the network address of equipment C and equipment D, equipment B carrys out the connection status of audiomonitor C and equipment D by accept () function, equipment C and equipment D connects respectively by connect () function and equipment B, the Socket passage that equipment B is connected by the same equipment C got, realize the direct communication with equipment C, the Socket passage that equipment B is connected by the same equipment D got, realizes the direct communication with equipment D.Equipment B has the function of server, therefore, it is possible to the game data of audiomonitor C and equipment D, and processes game data; Equipment B or client, initiatively can send game data to equipment C and equipment D simultaneously.
Wherein, the message body that equipment B communicates under Transmission Control Protocol with equipment C and equipment D comprises header and data, i.e. data head and data volume, it is the collection class of some key-value pairs in data head, data head is the descriptor of data volume, such as file size, wherein key is file size, and value is the value of file size.
Utilize the communication means of the present embodiment, the equipment B in game group can carry out direct communication with equipment C and equipment D, and wherein can not because offered load pressure is large and the carrying out of the whole game of the low impact of efficiency of transmission as the device A of server end.
In the present embodiment, equipment C and equipment D also can realize the function of httpserver under Transmission Control Protocol by creating Server class example, bundling port and unlatching service, such equipment B, equipment C and equipment D all possess the function of server, the game data of miscellaneous equipment can be monitored, equipment B, equipment C and equipment D itself or client simultaneously, initiatively can send game data to miscellaneous equipment, therefore, each equipment in whole game group can carry out direct communication with miscellaneous equipment, the communication of whole network system is stablized, improves communication efficiency.
Embodiment 2
With in embodiment 1 based on compared with the communication means of the network of Wi-Fi Direct, the communication means in the present embodiment is as shown in Figure 2, further comprising the steps of:
Step 201, the 3rd client and server connect;
Particularly, the 3rd client is connected by Wi-Fi Direct and server end.Wherein, the mode that the 3rd client and server connects can invite the 3rd client to add network for server end, also can be the 3rd client Network Search, and application joins network.
Step 202, server end upgrade described link information;
Step 203, the first client obtain the link information after upgrading from server end;
Particularly, the link information after described renewal comprises the network address of the network address of the first client, the network address of the second client and the 3rd client.Wherein, the link information after described renewal can also comprise the physical address of the first client and client name, the physical address of the second client and client name, and the physical address of the 3rd client and client name.
Step 204, the first client and the 3rd client carry out direct communication.
In step 204, the first client carries out direct communication according to the link information after described renewal and the 3rd client.In the present embodiment, the first client and the 3rd client carry out direct communication under udp protocol, specifically comprise: the first client monitors function monitored data bag by second; 3rd client sends packet to the first client.Wherein, packet comprises the network address and second port of the first client, and the quantity of three clients can be one, also can be multiple.
Further, it is receive () function that in the present embodiment under udp protocol second monitors function, first client is by receive () function monitored data bag, 3rd client does not need to connect with the first client, sends packet can realize the direct communication with the first client by send () function to the first client.
In addition, because the first client, the second client and the 3rd client are in same network, therefore the first client not only can carry out direct communication with the 3rd client according to the link information after renewal, can also carry out direct communication with the second client.
Give a concrete illustration the communication means that the present embodiment is described below.
If there are 3 equipment with Wi-Fi Direct function in network, be respectively equipment E ~ G, wherein equipment E is server end, equipment E is by bundling port and open service-creation game group, equipment F and equipment G has added game group all, now store in equipment E comprise equipment F and equipment G the network address, physical address and client name link information.Equipment F obtains described link information from equipment E, and realizes the function of jostpserver by creating Server class example, bundling port and unlatching service under udp protocol.
After equipment E, equipment F and equipment G connect, equipment E invites again the equipment H with Wi-Fi Direct function to add game group, equipment H accepts the invitation and adds game group, now equipment E upgrades link information, comprises the network address of equipment F, equipment G and equipment H, physical address and client name in the link information after renewal.Equipment F obtains the link information after described renewal from equipment E, and carry out monitored data bag by receive () function, equipment H does not need to connect with equipment F, directly can send packet by send () function to equipment F and can realize the direct communication with equipment F, the packet that wherein equipment H sends comprises the port that the network address of equipment F and equipment F bind.Wherein, the message body that equipment F and equipment H communicate under udp protocol adopts Gson data.
Utilize the communication means of the present embodiment, equipment F can realize with after add game group equipment H carry out direct communication.
In the present embodiment, after equipment F obtains the link information after upgrading from equipment E, equipment G also directly can send packet by send () function to equipment F can realize the direct communication with equipment F, similarly, the packet that equipment G sends comprises the port that the network address of equipment F and equipment F bind.
Similarly, in the present embodiment, equipment G and equipment H also can by creating Server class example under udp protocol, bundling port and the service of unlatching realize the function of jostpserver, such equipment F, equipment G and equipment H all possesses the function of server, the game data of miscellaneous equipment can be monitored, equipment F simultaneously, equipment G and equipment H itself or client, initiatively can send game data to miscellaneous equipment, therefore, each equipment in whole game group can carry out direct communication with miscellaneous equipment, the communication of whole network system is stablized, improve communication efficiency.
Although the foregoing describe the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present invention and essence, can make various changes or modifications to these execution modes, but these change and amendment all falls into protection scope of the present invention.
Claims (13)
1. based on a communication means for the network of Wi-Fi Direct, it is characterized in that, comprising:
Server end binds the first port, opens the service corresponding with described first port;
First client and the second client are all connected by Wi-Fi Direct with described server end;
Described first client obtains link information from described server end, and described link information comprises the network address of described first client and described second client;
Described first client creates Server class example, binds the second port, opens the service corresponding with described second port;
Described first client carries out direct communication according to described link information and described second client.
2. communication means as claimed in claim 1, is characterized in that, also comprise:
3rd client and described server end are connected by Wi-Fi Direct;
Described server end upgrades described link information;
Described first client obtains the link information after upgrading from described server end, and the link information after described renewal comprises the network address of described first client, described second client and described 3rd client;
Described first client carries out direct communication according to the link information after described renewal and described 3rd client.
3. communication means as claimed in claim 2, it is characterized in that, link information before renewal also comprises physical address and the client name of described first client and described second client, and the link information after described renewal also comprises physical address and the client name of described first client, described second client and described 3rd client.
4. communication means as claimed in claim 1, it is characterized in that, described first client and described second client carry out direct communication under Transmission Control Protocol, comprising:
Described first client monitors by first the connection status that function monitors described second client;
Described second client and described first client connect, and are communicated with described first client by Socket passage.
5. communication means as claimed in claim 1, it is characterized in that, described first client and described second client carry out direct communication under udp protocol, comprising:
Described first client monitors function monitored data bag by second;
Described second client sends packet to described first client.
6. communication means as claimed in claim 4, it is characterized in that, described packet comprises the network address of described first client and described second port.
7. communication means as claimed in claim 6, it is characterized in that, described first port is different from described second port.
8. based on a network of Wi-Fi Direct, it is characterized in that, described network comprises server end, the first client and the second client,
Described server end, for binding the first port, opens the service corresponding with described first port;
Described first client and described second client are all for connecting by Wi-Fi Direct with described server end;
Described first client is used for obtaining link information from described server end, and described link information comprises the network address of described first client and described second client;
Described first client, for creating Server class example, binds the second port, opens the service corresponding with described second port;
Described first client is used for carrying out direct communication according to described link information and described second client.
9. network as claimed in claim 8, it is characterized in that, described network also comprises the 3rd client, and the 3rd client is used for being connected by Wi-Fi Direct with described server end;
Described server end is also for upgrading described link information;
Described first client is also for obtaining the link information after upgrading from described server end, and the link information after described renewal comprises the network address of described first client, described second client and described 3rd client;
Described first client is used for carrying out direct communication according to the link information after described renewal and described 3rd client.
10. network as claimed in claim 9, it is characterized in that, link information before renewal also comprises physical address and the client name of described first client and described second client, and the link information after described renewal also comprises physical address and the client name of described first client, described second client and described 3rd client.
11. networks as claimed in claim 8, it is characterized in that, described first client is used for monitoring by first the connection status that function monitors described second client under Transmission Control Protocol, described second client is used for connecting with described first client under Transmission Control Protocol, and is communicated with described first client by Socket passage.
12. networks as claimed in claim 8, is characterized in that, described first client is used for monitoring function monitored data bag by second under udp protocol, and described second client is used for sending packet to described first client under udp protocol.
13., as the network in claim 8 ~ 12 as described in any one, is characterized in that, described first port is different from described second port.
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| CN201510274234.XA CN104955169B (en) | 2015-05-26 | 2015-05-26 | Network and its communication means based on Wi-Fi Direct |
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| CN201510274234.XA CN104955169B (en) | 2015-05-26 | 2015-05-26 | Network and its communication means based on Wi-Fi Direct |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105828301A (en) * | 2016-04-29 | 2016-08-03 | 上海斐讯数据通信技术有限公司 | WiFi-Direct based groupware system |
| CN106789583A (en) * | 2016-12-26 | 2017-05-31 | 惠州Tcl移动通信有限公司 | A kind of intelligent social method and system based on WiFi Aware |
| CN106973381A (en) * | 2017-03-09 | 2017-07-21 | 惠州Tcl移动通信有限公司 | A kind of Wi-Fi hotspot password shares processing method, system and mobile terminal |
| CN109002301A (en) * | 2018-08-02 | 2018-12-14 | 合肥联宝信息技术有限公司 | A kind of software installation method and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105828301A (en) * | 2016-04-29 | 2016-08-03 | 上海斐讯数据通信技术有限公司 | WiFi-Direct based groupware system |
| CN106789583A (en) * | 2016-12-26 | 2017-05-31 | 惠州Tcl移动通信有限公司 | A kind of intelligent social method and system based on WiFi Aware |
| CN106973381A (en) * | 2017-03-09 | 2017-07-21 | 惠州Tcl移动通信有限公司 | A kind of Wi-Fi hotspot password shares processing method, system and mobile terminal |
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| CN109002301A (en) * | 2018-08-02 | 2018-12-14 | 合肥联宝信息技术有限公司 | A kind of software installation method and system |
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| CN104955169B (en) | 2018-11-27 |
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