CN109450785A - A kind of safe method for sharing of the USB device of Convergence gateway and device - Google Patents
A kind of safe method for sharing of the USB device of Convergence gateway and device Download PDFInfo
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- H04L12/00—Data switching networks
- H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2854—Wide area networks, e.g. public data networks
- H04L12/2856—Access arrangements, e.g. Internet access
- H04L12/2869—Operational details of access network equipments
- H04L12/2898—Subscriber equipments
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44231—Monitoring of peripheral device or external card, e.g. to detect processing problems in a handheld device or the failure of an external recording device
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0042—Universal serial bus [USB]
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Abstract
This application discloses a kind of safe method for sharing of the USB device of Convergence gateway and device, which has at least two relatively independent the first systems and second system, this method comprises: configuring privately owned communication link connection between the first system and second system；The first system sends USB operation requests to second system；When second system has detected USB device access, USB device catalogue is obtained, USB device catalogue is mapped as network address；Second system creates shared message according to network address and is sent to the first system；The first system accesses USB device by shared message.A USB interface is shared by multiple systems that the safe method for sharing of USB device provided by the present application realizes Convergence gateway, reduce USB interface quantity in Convergence gateway, reduce product cost, and it ensure that its safety, Convergence gateway system function is subjected to depth integration, improves user experience.
Description
Technical field
It is total safely that this application involves the USB devices of network multimedia terminal technical field more particularly to a kind of Convergence gateway
Use method and device.
Background technique
Convergence gateway has begun rapid step as a amalgamation product for having gateway and the big function of network Broadcast Control amount
Enter market, since which reduce family's box quantity, also facilitates operator and promote and safeguard, traditional function certainly will be gradually replaced
The single set-top box of energy.How each manufacturer terminal guarantees this amalgamation product better performance and preferably experience,
It is the key that dominate the market rapidly.
Although Convergence gateway realizes the integration of product function, but since current chip market wouldn't have scheme maturation
Chip with gateway and the big function of IPTV media play two, therefore in the realization of technical solution or using independent two
When chip, i.e. hardware selection, the mode for playing this 1+1 of chip can be added by router chip to realize the routing of all-in-one machine
Add and plays two functions.Two master chip is used on Convergence gateway hardware, also uses dual system in the realization of software, including
Gateway system and IPTV system two systems, gateway use linux system, and IPTV system uses android system, two systems
There is oneself independent device drives, carries out equipment management respectively for the external equipment of oneself.
But the dual system of Convergence gateway can not cross-system be read, for USB commonly used in Convergence gateway
Equipment, will meet the needs of two systems are for USB device, then is necessary for two systems and increases separately USB interface, this necessarily leads
Cause the status of the multiple USB interfaces of product, and user increases product cost, reduces in use, must also distinguish
User experience.
Summary of the invention
This application provides a kind of safe method for sharing of the USB device of Convergence gateway and devices, to solve fusion net at present
Pass needs to meet the needs of dual system is to USB device using multiple USB interfaces, cannot achieve the shared technology of USB device and asks
Topic.
In order to solve the above-mentioned technical problem, the embodiment of the present application discloses following technical solution:
In a first aspect, the embodiment of the present application discloses a kind of safe method for sharing of USB device of Convergence gateway, the fusion
Gateway has at least two relatively independent the first systems and second system, which comprises
Privately owned communication link connection is configured between the first system and the second system；
The first system sends USB operation requests to the second system；
When the second system has detected USB device access, the USB device catalogue is obtained, by the USB device
Catalogue is mapped as network address；
The second system creates shared message according to the network address and is sent to the first system；
The first system accesses the USB device by the shared message.
Second aspect, the embodiment of the present application also discloses a kind of safe composite device of USB device of Convergence gateway, described to melt
Closing gateway has at least two relatively independent the first systems and second system, and described device includes:
Configuration unit, for configuring privately owned communication link connection between the first system and the second system；
Transmission unit sends USB operation requests to the second system for the first system；
Acquiring unit, for obtaining the USB device catalogue when the second system has detected USB device access,
The USB device catalogue is mapped as network address；
Creating unit creates shared message according to the network address for the second system, and by the shared report
Text is sent to the first system；
Access unit accesses the USB device by the shared message for the first system.
Compared with prior art, the application has the beneficial effect that
The embodiment of the present application provides a kind of safe method for sharing of USB device of Convergence gateway, and the Convergence gateway has
At least two relatively independent the first systems and second system, which comprises configured between the first system and second system
Privately owned communication link connection；The first system sends USB operation requests to second system；When the second system has detected USB
When equipment accesses, USB device catalogue is obtained, USB device catalogue is mapped as network address；The second system is according to network
Location creates shared message and is sent to the first system；The first system accesses USB device by shared message.It is provided by the present application to melt
Closing gateway has at least two relatively independent the first systems and second system, and a USB interface only is arranged in a system,
The first system and second system are connected by configuring privately owned communication link, when the first system will use USB device, the first system
USB operation requests, the shared report that second system creation has USB device to access are sent to second system by privately owned communication link
Text, and shared message is fed back into the first system, the first system can share message access USB device according to this, so as to reality
An existing USB interface two systems share, and can reduce USB interface in Convergence gateway, reduce finished product, and guarantee its safety
Property, Convergence gateway system function is subjected to depth integration, improves user experience.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The application can be limited.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the USB device management framework schematic diagram of current Convergence gateway；
Fig. 2 is the USB device management framework schematic diagram of Convergence gateway provided by the present application；
Fig. 3 is a kind of flow chart of the safe method for sharing of the USB device of Convergence gateway provided by the embodiments of the present application；
Fig. 4 is the detailed process of S100 in the safe method for sharing of USB device of Convergence gateway provided by the embodiments of the present application
Figure；
Fig. 5 is the detailed process of S400 in the safe method for sharing of USB device of Convergence gateway provided by the embodiments of the present application
Figure；
Fig. 6 is the detailed process of S500 in the safe method for sharing of USB device of Convergence gateway provided by the embodiments of the present application
Figure；
Fig. 7 is the schematic diagram of the safe method for sharing of USB device of Convergence gateway provided by the embodiments of the present application；
Fig. 8 is a kind of structural schematic diagram of the safe composite device of the USB device of Convergence gateway provided by the embodiments of the present application.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation
Example is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, the common skill in this field
The application protection all should belong in art personnel every other embodiment obtained without making creative work
Range.
As shown in Figure 1, the dual system scheme that Convergence gateway uses, including gateway system and IPTV system two systems, net
Relationship system uses linux system, and IPTV system uses android system, and two systems have oneself independent device drives, respectively
Equipment management is carried out for the external equipment of oneself.Android system based on linux kernel realize, so, the two is for USB
The step of operating method of equipment is almost the same, operates USB device is as follows:
1) when USB device access system, USB device driving identification USB device, and generate a logical device node；
2) the logical device node that file system is generated according to device drives can be at upper layer application by the USB device carry
One destination disk of identification；
3) after the success of USB device carry, USB device can be written and read.
But the dual system of Convergence gateway can not cross-system be read, so, for being commonly used in Convergence gateway
USB device, to meet the needs of two systems are for USB device, then be necessary for two systems and increase separately USB interface, this
Necessarily lead to the status of the multiple USB interfaces of product, and user not only increases product in use, must also distinguish
Finished product then reduces user experience.
To solve the above-mentioned problems, the embodiment of the present application provides a kind of safe method for sharing of USB device of Convergence gateway,
Convergence gateway has at least two relatively independent the first systems and second system, and Convergence gateway need to only design a USB interface,
When USB device accesses USB interface, it may have access to USB device by multiple systems of this method Convergence gateway, realize one
USB interface two systems share, and not only reduce product cost, also improve user experience.
The first system in the embodiment of the present application can be the gateway system of Convergence gateway, can also be the IPTV system of Convergence gateway
System, correspondingly, second system are the IPTV system of Convergence gateway, or the gateway system for Convergence gateway.The embodiment of the present application
It is provided with USB device interface by the IPTV system side of second system, the gateway system of the first system is shared to by IPTV system
It is illustrated for use.
Referring to fig. 2, Fig. 3, Fig. 2 are a kind of USB device management framework signal of Convergence gateway provided by the embodiments of the present application
Figure；Fig. 3 is a kind of flow chart of the safe method for sharing of the USB device of Convergence gateway provided by the embodiments of the present application.
As shown in Fig. 2, Convergence gateway provided by the present application is only equipped with USB interface in IPTV system side, USB device be can be inserted into
USB interface, IPTV system and gateway system can realize USB by the safe method for sharing of USB device provided by the embodiments of the present application
Equipment is shared.
As shown in figure 3, the safe method for sharing of the USB device of Convergence gateway provided by the embodiments of the present application, Convergence gateway tool
There are at least two relatively independent the first systems and second system, which comprises
S100: privately owned communication link connection is configured between the first system and second system.
To guarantee to communicate and interact between gateway system and IPTV system, the application is reached an agreement on by privately owned communication protocol
Communication between the two mainly includes the foundation of communication link and the formulation of interaction protocol.Communication link guarantees between the two
It can arrange concrete operations instruction between the two with intercommunication, interaction protocol.The method for building up of communication link is as shown in Figure 4.
S101: privately owned mailing address and privately owned communication port is respectively configured in the first system and second system.
The gateway system of Convergence gateway and IPTV system are configured in same local area network, to guarantee that the address does not influence gateway
Other of system and IPTV system network function, are realized by way of more IP, i.e., increase by one under existing network configuration
A network sub-interface, the sub-interface are only used for interaction between the two.Specifically, the configuration privately owned mailing address of gateway system is
192.168.68.8, the configuration privately owned mailing address of IPTV system is 192.168.68.9, and the subnet mask of the two is each configured to
255.255.255.254 which ensure that the network segment only includes two host addresses.Privately owned communication port is configured to 8888.
S102: the privately owned mailing address of the first system and the privately owned mailing address of second system are established by privately owned communication port
Communication link.
After privately owned mailing address and the privately owned communication port of gateway system and IPTV system is respectively configured, pass through privately owned communication
The connection of the privately owned communication link between the privately owned mailing address of IPTV system and the privately owned mailing address of gateway system, IPTV are established in port
The communication of system and gateway system can be transmitted by privately owned communication link, realize communication between the two.
S200: the first system sends USB operation requests to second system.
After the IPTV system of Convergence gateway is by privately owned communication link and gateway system successful connection, gateway system can pass through
Privately owned communication link sends USB operation requests to IPTV system, such as requests shared USB device, or closes USB device and be total to
It enjoys.
Specifically, the gateway system of Convergence gateway and IPTV system communication interaction between the two use data message lattice
Formula, data message use XML data format, primary fields include: action type, encryption string, operating result, share address,
Shared port, access account number, access password, respectively indicate are as follows: optype, encrystr, opresult, shareadd,
shareport、account、password。
When gateway end sends USB operation requests, optype field is needed to configure, wherein optype is defined as: open (is beaten
Open shared), close (close shared).When gateway system will operate USB device, it is 1 that gateway system, which configures optype field,
(opening shared).
In the application example, in order to guarantee safety that both gateway system and IPTV system interact, gateway system is being sent out
When sending USB operation requests, encryption string can be configured simultaneously；IPTV system can carry out safe school to encryption string when receiving request
It tests.
Encryption string is the Encryption Algorithm arranged therebetween by gateway system and IPTV system to generate, specific algorithm
As follows: it is Convergence gateway SN code that both sides, which arrange encryption key, and encryption method uses 3DES, is carried out by this method to gateway MAC
Encryption generates encryption string；After generating encryption string, according to the encrystr field in encryption string configuration USB operation requests message.
Generate request message after, by privately owned port 8888 create the privately owned mailing address 192.168.68.8 of gateway system with
IPTV system privately owned mailing address 192.168.68.9 connection after successful connection, is sent out by privately owned communication link to IPTV system
Send configured request message.When sending communication request message, setting time-out time is 10 seconds, and waits the data of IPTV system
It returns.
S300: when second system has detected USB device access, USB device catalogue is obtained, USB device catalogue is reflected
It penetrates as network address.
Before accessing USB device by method for sharing, need whether detection fusion gateway has USB device access, only
Under the premise of Convergence gateway accesses USB device, IPTV system or gateway system could use USB device.If there is USB device
Access obtains the USB device mesh of access USB device after the IPTV system side for detecting Convergence gateway is successfully accessed USB device
Record.
USB device is accessed for convenience of the IPTV system or gateway system of Convergence gateway, needs for USB device catalogue to be mapped as
Network address, method particularly includes: IPTV system inquires the path of USB device, is network address by the map paths, wherein
Network address includes the IPTV system of Convergence gateway or the IP address of gateway system and port information.
In order to guarantee the IPTV system of Convergence gateway and the interaction safety of gateway system, USB device can be also generated at random
Access account and access password, by the access account and access password could access USB device.
S400: second system creates shared message according to network address and is sent to the first system.
USB device is accessed for convenience of gateway system, IPTV system needs the information such as the address of USB device being sent to gateway
System, and for the ease of sending information to gateway system, it is shared message (data by Information encapsulations such as the addresses of USB device
Message), then by data-message transmission to gateway system.The specific creation method of data message is as shown in Figure 5.
S401: the shared address and shared end of shared message are respectively configured according to IP address and port information for second system
Mouthful.
After obtaining the corresponding IP address of USB device and port information, IPTV system is distinguished according to IP address and port information
Configure shareadd (shared address), shareport (shared port) field of shared message.
After shareadd, shareport field for configuring shared message, whether USB can be accessed according to IPTV system side
Device configuration opresult field, for example, configuring opresult is 1 if IPTV system is flanked into USB device；If
IPTV system side does not access USB device, then configuring opresult is 0.
It, can also be total according to the access account of involved generation and access password configuration in order to guarantee the safety of shared message
Account (access account), password (access password) field for enjoying message, can only pass through the access account and access password
USB device could be accessed.
S402: shared message is sent to the first system by privately owned communication link.
Configured opresult, shareadd, shareport, account, password field is encapsulated as sharing
Message, and shared message is sent to by IPTV system by gateway system by privately owned communication link.
Before encapsulating shared message, safety check can be carried out to the USB operation requests that gateway system is sent, to guarantee gateway
The communications security of system and IPTV system.Method particularly includes: IPTV system parses the USB operation requests report that gateway system is sent
Text, the encrystr (encryption string) in acquisition request message, IPTV system is according to the enciphering and deciphering algorithm of agreement to communication request report
Encrystr field in text is decrypted, and obtains the MAC Address of encryption string.
(the gateway MAC and Convergence gateway SN of privately owned subregion are by dispatching from the factory for the gateway MAC address of the reading privately owned subregion of IPTV system
When be written, that is, produce when, gateway MAC and SN synchronizing information are written to the privately owned subregion of IPTV system, with this ensure that with
The consistency of gateway system), the MAC Address obtained after decryption is compared with the MAC Address of reading, both judge whether one
It causes, if the MAC Address that decryption obtains is consistent with the MAC Address of reading, illustrates that IPTV system can be interacted with gateway system,
IPTV system can return to shared message corresponding with communication request message；If with decrypting the MAC of the MAC Address and reading that obtain
Location is inconsistent, then illustrates that IPTV system cannot be interacted with gateway system, gateway system cannot access USB device.
IPTV system obtains the optype (action type) after parsing in request message, inspection after carrying out safety check
The numerical value of optype is surveyed, if optype is 1, it is shared to illustrate that gateway system request is opened；If optype is 0, illustrate
Gateway system request is closed shared.Shared message accordingly is returned according to optype numerical value.
S500: the first system accesses USB device by shared message.
After gateway system receives the shared message of IPTV system return, gateway system can be visited according to the shared message of return
It asks USB device, realizes the shared of USB device.Specific method is as shown in Figure 6:
S501: the first system parses the shared message that second system is sent.
Gateway system and IPTV system have arranged data message format between the two by interaction protocol, and IPTV system is returned
Return shared message include but not entirely include following field: opresult, shareadd, shareport, account,
password.Shared message is parsed by the interaction protocol.
S502: the first system reads shared address and the shared port of shared message.
After carrying out dissection process to shared message, shareadd, shareport field in shared message are read, is obtained
The shared address of USB device and shared port.
For the communications security of gateway system and IPTV system, in addition to read the shareadd in shared message,
Outside shareport field, also need to read opresult, account, password field in shared message.Wherein, work as IPTV
System side access USB device when, IPTV system return shared message in operating result opresult be 1 show request at
Function；When USB device is not accessed in IPTV system side, the operating result opresult in shared message that IPTV system returns is 0,
Show request failure.Therefore, it after parsing shared message according to interaction protocol, needs to detect the numerical value of operating result, is understood with this
Whether IPTV system accesses USB device.
S503: the first system accesses USB device by shared address and shared port, is written and read to USB device.
Read shareadd (shared address), the shareport (shared port), account (access in shared message
Account), after password (access password), created by shareadd, shareport, account, password and set with USB
Standby connection after successful connection, is written and read USB device.
As shown in fig. 7, the safe method for sharing of the USB device of Convergence gateway provided by the embodiments of the present application passes through gateway system
Request is shared, the cross-system operation for realizing USB device is shared in IPTV system configuration, realizes net by configuring privately owned communication link
The interaction of relationship system and IPTV system realizes the shared of USB device interface by interaction protocol, is guaranteed by enciphering and deciphering algorithm
The safety of system interaction.
Above-described embodiment is the implementation method that gateway system requests the shared USB device of IPTV system, when shared demand terminates
Afterwards, gateway system can notify IPTV to close the shared of USB device, specific method and the shared class of request by requesting to share
Seemingly, it is 0, after IPTV system receives request that gateway system, which only needs to configure the Opresult in communication message, is identified as closing altogether
When enjoying request, shared shutoff operation is carried out, operates and successfully returns to operating result.
In above-described embodiment, a USB interface is arranged in IPTV system side in Convergence gateway, and gateway system passes through USB device
Safe method for sharing, which is realized, uses the cross-system of USB device.Similarly, one can also be arranged in the gateway system side of Convergence gateway
USB interface, IPTV system can share USB device by the safe method for sharing of the USB device.
The safe method for sharing of the USB device of Convergence gateway provided by the embodiments of the present application is created by configuring privately owned communication link
The connection for building gateway system and IPTV system, the interaction both realized, gateway system is by privately owned communication link to IPTV system
USB operation requests are sent, IPTV system system returns to corresponding shared message, gateway system root according to USB operation requests
According to the connection of shared message creation and USB device that IPTV system returns, gateway system cross-system operation USB device is realized.
Hereby it is achieved that in Convergence gateway USB device share, i.e., dual system shares the same USB interface, reduces in Convergence gateway
USB interface, save hardware cost, secure communication mechanism has also evaded private device and carried out existing peace when network share
Full hidden danger ensure that its safety, and Convergence gateway system function is carried out depth integration, improves user experience.The program
Suitable for the amalgamation end product of all dual systems, facilitate transplanting.
The safe method for sharing of USB device of the Convergence gateway, the embodiment of the present application also provide based on the above embodiment
A kind of safe composite device of the USB device of Convergence gateway, the Convergence gateway have at least two relatively independent the first systems
And second system.
As shown in figure 8, the safe composite device of the USB device of Convergence gateway provided by the embodiments of the present application includes:
Configuration unit 100, for configuring privately owned communication link connection between the first system and second system.Pass through and configures
Privately owned communication link realize gateway system and IPTV system communication.Configuration unit 100 include the first configuration module 101 with build
Formwork erection block 102, wherein
First configuration module 101: the privately owned mailing address for the first system and second system to be respectively configured leads to privately owned
Believe port.The configuration privately owned mailing address of gateway system is 192.168.68.8, and the configuration privately owned mailing address of IPTV system is
192.168.68.9, configuring privately owned communication port is 8888.Gateway system and the subnet mask of both IPTV systems are each configured to
255.255.255.254 which ensure that the network segment only includes two host addresses.
Establish module 102: for private by the privately owned privately owned mailing address of communication port management the first system and second system
There is the communication link of mailing address, the privately owned communication link for establishing gateway system and IPTV system connects.
Transmission unit 200: USB operation requests are sent to second system for the first system.Gateway system can be by privately owned
Communication link sends USB operation requests to IPTV system, and USB operation requests can be the request of shared USB device, also can be off
The shared request of USB device.
Acquiring unit 300: for obtaining USB device catalogue, USB being set when second system detects USB device access
Standby catalogue is mapped as network address.When IPTV system has detected USB device access, acquiring unit just obtains USB device
Path, and be network address by map paths, obtain the address information of USB device.
Creating unit 400: creating shared message according to network address for second system, and shared message is sent to the
One system.The creating unit of IPTV system side creates shared message according to the network address of USB device, and is sent to gateway system
System.Creating unit 400 includes the second configuration module 401 and sending module 402, wherein
Second configuration module 401: being total to for shared message is respectively configured according to IP address and port information for second system
Enjoy address and shared port.After the network address (IP address and port information) for obtaining USB device, shared message is configured according to it
Shareadd (shared address), shareport (shared port) field.
Sending module 402: for shared message to be sent to the first system by privately owned communication link.IPTV system according to
After the network address information of USB device configures shared message, gateway system is sent it to by privately owned communication link, to net
The USB operation requests that relationship system is sent make a response.
Access unit 500: USB device is accessed by shared message for the first system.Gateway system receives IPTV system
The shared message for feedback of uniting, and message access USB device is shared according to this.Access unit 500 includes parsing module 501, reads
Module 502 and operation module 503, wherein
Parsing module 501: the shared message sent for the first system parsing second system.Gateway system receives IPTV
After the shared message that system is sent, dissection process is carried out to it by parsing module.
Read module 502: for reading shared address and the shared port of shared message.Shared message after being parsed
Afterwards, shareadd therein (shared address), shareport (shared port) field are read.
Operation module 503: accessing USB device by shared address and shared port for the first system, to USB device into
Row read-write operation.After obtaining shareadd (shared address), shareport (shared port) field, USB is accessed by it and is set
It is standby, USB device is written and read.
The safe composite device of the USB device of Convergence gateway provided by the embodiments of the present application is privately owned logical by configuration of described dispensing unit
Link is believed to realize the communication connection of gateway system and IPTV system；Realize that gateway system is sent out to IPTV system by transmission unit
Send USB operation requests；The address information of the USB device of IPTV system access is obtained by acquiring unit；Pass through creating unit root
Shared message is created according to the address information of USB device, and sends it to gateway system；IPTV system is received by access unit
The shared message returned, and according to the USB device of shared message access IPTV system side.Hereby it is achieved that USB in Convergence gateway
Equipment share, i.e., dual system shares the same USB interface, reduces the USB interface in Convergence gateway, save hardware at
This.
Since embodiment of above is that reference combination is illustrated on other modes, have between different embodiments
There is identical part, identical, similar part may refer to each other between each embodiment in this specification.Herein no longer in detail
It illustrates.
It should be noted that in the present specification, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the circuit structure, article or the equipment that include a series of elements not only include those elements,
It but also including other elements that are not explicitly listed, or further include solid by this circuit structure, article or equipment
Some elements.In the absence of more restrictions, the element for thering is sentence "including a ..." to limit, it is not excluded that including
There is also other identical elements in the circuit structure of the element, article or equipment.
Those skilled in the art will readily occur to its of the application after considering specification and practicing the disclosure invented here
His embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows the general principle of the application and including the undocumented common knowledge in the art of the application
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the application are wanted by right
The content asked is pointed out.
Above-described the application embodiment does not constitute the restriction to the application protection scope.
Claims (10)
1. a kind of safe method for sharing of the USB device of Convergence gateway, the Convergence gateway has at least two relatively independent the
One system and second system, which is characterized in that the described method includes:
Privately owned communication link connection is configured between the first system and the second system；
The first system sends USB operation requests to the second system；
When the second system has detected USB device access, the USB device catalogue is obtained, by the USB device catalogue
It is mapped as network address；
The second system creates shared message according to the network address and is sent to the first system；
The first system accesses the USB device by the shared message.
2. the method according to claim 1, wherein being configured between the first system and the second system private
There is communication link connection, comprising:
Privately owned mailing address and privately owned communication port is respectively configured in the first system and the second system；
The privately owned mailing address of the first system is established by the privately owned communication port and the second system is privately owned communicatedly
The communication link of location.
3. the method according to claim 1, wherein the first system sends USB behaviour to the second system
It requests, comprising:
The first system sends action type to the second system, wherein the action type includes opening shared and closing
It closes shared.
4. the method according to claim 1, wherein when the second system has detected USB device access,
The USB device catalogue is obtained, the USB device catalogue is mapped as network address, comprising:
The second system inquires the path of the USB device, and is network address by the map paths, wherein the net
Network address includes the IP address and port information of the first system or the second system.
5. according to the method described in claim 4, it is characterized in that, the second system is shared according to network address creation
Message is simultaneously sent to the first system, comprising:
The second system according to the IP address and the port information be respectively configured the shared address of the shared message with
Shared port；
The shared message is sent to the first system by the privately owned communication link.
6. the method according to claim 1, wherein the first system passes through described in the shared message access
USB device, comprising:
The first system parses the shared message that the second system is sent；
The first system reads shared address and the shared port of the shared message；
The first system accesses the USB device by the shared address and shared port, reads the USB device
Write operation.
7. a kind of safe composite device of the USB device of Convergence gateway, the Convergence gateway has at least two relatively independent the
One system and second system, which is characterized in that described device includes:
Configuration unit, for configuring privately owned communication link connection between the first system and the second system；
Transmission unit sends USB operation requests to the second system for the first system；
Acquiring unit, for obtaining the USB device catalogue when the second system has detected USB device access, by institute
It states USB device catalogue and is mapped as network address；
Creating unit creates shared message according to the network address for the second system, and the shared message is sent out
Give the first system；
Access unit accesses the USB device by the shared message for the first system.
8. device according to claim 7, which is characterized in that the configuration unit includes:
First configuration module, the privately owned mailing address for the first system and the second system to be respectively configured lead to privately owned
Believe port；
Module is established, for establishing the privately owned mailing address of the first system and second system by the privately owned communication port
It unites the communication link of privately owned mailing address.
9. device according to claim 7, which is characterized in that the creating unit includes:
Being total to for the shared message is respectively configured according to IP address and port information for the second system in second configuration module
Enjoy address and shared port；
Sending module, for the shared message to be sent to the first system by the privately owned communication link.
10. device according to claim 7, which is characterized in that the access unit includes:
Parsing module parses the shared message that the second system is sent for the first system；
Read module, for reading shared address and the shared port of the shared message；
Operation module accesses the USB device by the shared address and shared port for the first system, to described
USB device is written and read.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811496581.7A CN109450785B (en) | 2018-12-07 | 2018-12-07 | Method and device for safely sharing USB (universal serial bus) equipment of convergence gateway |
| PCT/CN2019/115229 WO2020114167A1 (en) | 2018-12-07 | 2019-11-04 | Method and apparatus for safe sharing of a usb device of a converged gateway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811496581.7A CN109450785B (en) | 2018-12-07 | 2018-12-07 | Method and device for safely sharing USB (universal serial bus) equipment of convergence gateway |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109450785A true CN109450785A (en) | 2019-03-08 |
| CN109450785B CN109450785B (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811496581.7A Active CN109450785B (en) | 2018-12-07 | 2018-12-07 | Method and device for safely sharing USB (universal serial bus) equipment of convergence gateway |
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| Country | Link |
|---|---|
| CN (1) | CN109450785B (en) |
| WO (1) | WO2020114167A1 (en) |
Cited By (1)
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| WO2020114167A1 (en) * | 2018-12-07 | 2020-06-11 | 青岛海信宽带多媒体技术有限公司 | Method and apparatus for safe sharing of a usb device of a converged gateway |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2023184559A1 (en) * | 2022-04-02 | 2023-10-05 | Oppo广东移动通信有限公司 | Device sharing method and apparatus, and device, storage medium and program product |
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| WO2020114167A1 (en) | 2020-06-11 |
| CN109450785B (en) | 2022-01-07 |
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