CN101741562A - Software installation method, device and system of embedded equipment - Google Patents
Software installation method, device and system of embedded equipment Download PDFInfo
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- CN101741562A CN101741562A CN200810227269A CN200810227269A CN101741562A CN 101741562 A CN101741562 A CN 101741562A CN 200810227269 A CN200810227269 A CN 200810227269A CN 200810227269 A CN200810227269 A CN 200810227269A CN 101741562 A CN101741562 A CN 101741562A
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- 238000004364 calculation method Methods 0.000 claims description 95
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- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 23
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Abstract
The embodiment of the invention provides a software installation method, a software installation device and a software installation system of embedded equipment, wherein the installation method comprises the following steps of: obtaining a medium access control address of a computing device requesting software installation; judging whether the computing device is authorized to install software according to the medium access control address; and installing the software on the computing device when the computing device is authorized to install the software. The installation device comprises an address acquisition module, a judgment module and a software installation module, wherein the address acquisition module is used for acquiring the medium access control address of the computing device requesting software installation; the judgment module is used for judging whether the computing device is authorized to install the software according to the medium access control address; and the software installation module is used for installing the software on the computing device when the computing device is authorized to install the software. The installation system comprises the software installation device, the computing device and a storage device. The software installation method, the software installation device and the software installation system of the embedded equipment provided by the embodiment of the invention can realize the effective control for the software installation quantity.
Description
Technical field
The present invention relates to field of embedded technology, particularly a kind of software installation method of embedded device, device and system.
Background technology
Web TV (Internet Protocol Television, hereinafter to be referred as: IPTV) set-top box is a kind of Embedded calculation element.Complete IPTV set-top box is made of hardware components and software section.Because the IPTV set-top box adopts the Design Mode based on middleware, therefore, a part of software of set-top box comes out from hardware separation, becomes a relatively independent part.This part independent software is called IPTV set-top box middleware, is developed by the software vendor outside the set-top box producer.After IPTV set-top box middle unit development is finished, middleware need be installed on the set-top box.
The method that in the prior art middleware is installed to set-top box has four kinds.First method is that the source code with middleware offers set-top box manufacturer, is responsible for middleware is integrated in the software of set-top box by set-top box manufacturer.Second method is that software development kit (SDK) is made with middleware by middle unit development manufacturer, and offers set-top box manufacturer, develops set-top box software based on this SDK, and is loaded in the set-top box.The third method be middle unit development manufacturer with middleware be designed to one can independent operating software, by set-top box manufacturer middleware and other softwares are packed together again, and when the production set-top box, these softwares are built in the set-top box.The 4th kind of method be middle unit development manufacturer with middleware be designed to one can independent operating software, and offer IPTV operator.IPTV operator disposes a software build-in services device, and when set-top box was used for the first time, the software build-in services device by the automatic access operator of set-top box obtained middleware, online then installation middleware.
In the application process of reality, the demand that middle unit development manufacturer charges for the quantity of the with good grounds fitting machine top box of the charge of middleware, wish that promptly middleware only is installed on the set-top box that obtains oneself to permit, but the technical scheme of above-mentioned prior art all can't realize middleware is installed effective control of quantity.
Summary of the invention
The software installation method, device and the system that the purpose of this invention is to provide a kind of embedded device are to realize middleware is installed effective control of quantity.
For achieving the above object, the invention provides a kind of software installation method of embedded device, comprising:
Obtain the Media Access Control address of the calculation element of request install software;
Judge according to described Media Access Control address whether described calculation element is authorized to install described software;
When described calculation element is authorized to described software is installed, described software is installed on the described calculation element.
The present invention also provides a kind of software erecting device of embedded device, comprising:
Address acquisition module is used to obtain the Media Access Control address of the calculation element of request install software;
Judge module is used for judging according to described Media Access Control address whether described calculation element is authorized to install described software;
The software installed module is used for when described calculation element is authorized to described software is installed described software being installed on the described calculation element.
The present invention also provides a kind of software installation system that comprises the embedded device of above-mentioned software erecting device, also comprises:
Calculation element, storage device;
Described memory device stores has the Media Access Control address tabulation of the calculation element that needs installed software and be authorized to install described software;
The software erecting device is used for described software being installed to the calculation element that is authorized to install described software according to the Media Access Control address of the calculation element that obtains.
The embodiment of the invention is by obtaining the Media Access Control address of calculation element, judge according to this address whether calculation element is authorized to install software, only just software is installed on the above-mentioned calculation element when calculation element is authorized to install software, the embodiment of the invention can realize software is installed effective control of quantity.
Description of drawings
Fig. 1 is the schematic flow sheet of the software installation method embodiment of embedded device of the present invention;
Fig. 2 is the structural representation of software erecting device first embodiment of embedded device of the present invention;
Fig. 3 is the structural representation of software erecting device second embodiment of embedded device of the present invention.
Embodiment
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
In being provided with the calculation element of network interface card, because each network interface card has all distributed unique medium access control (Media Access Control, hereinafter to be referred as: MAC) address, therefore can distinguish different calculation elements according to this MAC Address, the software installation method that provides in the embodiment of the invention, distinguish different calculation elements by MAC Address exactly, to need installed software to be installed in the suitable calculation element, Fig. 1 is the schematic flow sheet of the software installation method embodiment of embedded device of the present invention, as shown in Figure 1, comprise the steps:
In the present embodiment by obtaining the Media Access Control address of calculation element, and judge according to this Media Access Control address whether the aforementioned calculation device is authorized to install above-mentioned software, concrete is that above-mentioned Media Access Control address and the data in the Media Access Control address tabulation of presetting are mated one by one, when matching consistent Media Access Control address, determine that described calculation element is authorized to install described software.Above-mentioned default Media Access Control address tabulation, the MAC Address that is the calculation element that above-mentioned software can be installed that has been authorized to is gathered.The software installation method that provides in the present embodiment can be with in the calculation element that needs installed software to be installed in to be authorized to, effectively the installation quantity of restricted software.Calculation element in the present embodiment can be the IPTV set-top box, the IPTV set-top box is provided with network interface card, can identify this IPTV set-top box with the MAC Address of this network interface card, the MAC Address that set-top box production firm will need to install the set-top box of middleware offers middleware provider, generate a MAC Address tabulation that is authorized to install middleware by middleware provider according to above-mentioned MAC Address, the IPTV set-top box of the MAC Address correspondence in this tabulation is authorized to install this software.Can effectively control the installation quantity of middleware in the present embodiment.
In addition in order to prevent that the MAC Address tabulation is modified, especially be added into new MAC Address, can set in advance the electronic signature of this tabulation, at first this electronic signature is verified, this signs electronically when correct in checking, mates in the MAC Address that will obtain from calculation element and the default MAC Address tabulation again.Above-mentioned electronic signature can obtain in the following way: the summary info that at first obtains the Media Access Control address tabulation; According to preset encryption algorithm and key described summary info is encrypted, with the electronic signature of encrypted result as described Media Access Control address tabulation, can obtain document by the MD5 computing in the present embodiment, the key-pair file summary that uses the 3DES algorithm then and be pre-created is encrypted, and the result of encryption is attached to the electronic signature of end of file as file.Present embodiment can guarantee further that by to MAC Address tabulation interpolation electronic signature the MAC Address tabulation is not modified, and need to guarantee installed software to be installed on the calculation element of mandate.Calculation element in the present embodiment also can be the IPTV set-top box, middleware manufacturer tabulates the MAC Address generation MAC Address of the IPTV set-top box of mandate and will encrypt, MAC Address tabulation and middleware after encrypting are stored in the external memory storage, it for example can be USB flash disk, be connected with calculation element by USB interface, can also comprise installation procedure in addition, this installation procedure also can be stored in the above-mentioned external memory storage, perhaps be arranged in the IPTV set-top box, whether this just need possess the ability that loads installation procedure and carry out from external memory storage according to the IPTV set-top box, then can be stored in the external memory storage if having, if do not have then and must be preset in the set-top box.When middleware is installed, above-mentioned external memory storage is connected with the IPTV set-top box, the IPTV set-top box automatically performs the installation procedure on built-in installation procedure or the load and execution exterior storage, carries out software and installs.
In above-mentioned enforcement, pass through to judge the MAC Address of calculation element, after being installed in software on the calculation element that is authorized to, can also generate the operation License Info of above-mentioned software and store in the internal storage of calculation element, specifically can utilize above-mentioned key that Media Access Control address is encrypted and is stored in the internal storage of calculation element.Therefore when above-mentioned running software brought into operation, the Media Access Control address of reading encrypted also was decrypted to obtain Media Access Control address; Obtain the real medium accessing to control address of calculation element then, and mate,, stop the operation of described software if inconsistent with the Media Access Control address that obtains by deciphering.In the present embodiment, by when software brings into operation, continuation verifies according to the MAC Address of calculation element, can effectively prevent in the problem of carrying out revising again after software is installed MAC Address, and the calculation element of guaranteeing to move above-mentioned software must be the calculation element that is authorized to.
Corresponding with the software installation method of above-mentioned embedded device, the embodiment of the invention also provides a kind of software erecting device of embedded device, Fig. 2 is the structural representation of software erecting device first embodiment of embedded device of the present invention, comprise: address acquisition module 1, judge module 2 and software installed module 3, wherein address acquisition module 1 is used to obtain the Media Access Control address of the calculation element of asking install software; Judge module 2 is used for judging according to described Media Access Control address whether described calculation element is authorized to install described software; Software installed module 3 is used for when described calculation element is authorized to described software is installed described software being installed on the described calculation element.
The foregoing description judges according to this address whether the aforementioned calculation device is authorized to install software by obtaining the MAC Address of calculation element, can guarantee software is installed on the calculation element that is authorized to, effectively the installation quantity of Control Software.
Fig. 3 is the structural representation of software erecting device second embodiment of embedded device of the present invention, as shown in Figure 3, comprise: address acquisition module 1, judge module 2 and software installed module 3, wherein address acquisition module 1 is used to obtain the Media Access Control address of the calculation element of asking install software; Judge module 2 can be divided into matching unit 21 and determining unit 22, and matching unit 21 is used for above-mentioned Media Access Control address and the data that default Media Access Control address is tabulated are mated one by one; Determining unit 22 is used for determining that the aforementioned calculation device is authorized to install above-mentioned software that when matching consistent Media Access Control address software installed module 3 is installed in described software on the aforementioned calculation device.Matching unit can also further be divided into checking subelement and coupling subelement in addition, and the checking subelement is used to verify the electronic signature of default Media Access Control address tabulation, is not modified to guarantee the Media Access Control address tabulation; The coupling subelement mates above-mentioned Media Access Control address and the data in the Media Access Control address tabulation of presetting when the described electronic signature of checking is correct one by one,
Software erecting device in the present embodiment can also comprise summary info acquisition module 4 and electronic signature generation module 5, and summary info acquisition module 4 is used to obtain the summary info of default Media Access Control address tabulation; Electronic signature generation module 5 is encrypted described summary info according to preset encryption algorithm and key, with the electronic signature of encrypted result as above-mentioned Media Access Control address tabulation.
Among the above-mentioned software erecting device embodiment, by the default MAC Address tabulation that is authorized to the calculation element of install software, when install software, obtain the MAC Address of calculation element earlier, and judge that this address is whether in above-mentioned tabulation, to judge whether this calculation element is authorized to, software only is installed on the calculation element that is authorized to, by the effective installation quantity of Control Software of above-mentioned method.After the software of considering calculation element is installed, might change the situation of the MAC Address of calculation element, the License Info of running software can further be set in the present embodiment and store in the internal storage of calculation element.Specifically be that an encrypting module 6, deciphering module 7 and control module 8 are set, this encrypting module 6 utilizes key above-mentioned Media Access Control address to be encrypted and is stored in the internal storage of calculation element, deciphering module 7 is in above-mentioned installed software running, and the Media Access Control address of reading encrypted also is decrypted to obtain Media Access Control address; Control module 8 is obtained the real medium accessing to control address of set-top box, and mates with the Media Access Control address that obtains by deciphering, if inconsistent, stops the operation of above-mentioned software.Its MAC Address is verified by when software brings into operation, continuing in the present embodiment, can be avoided the situation of the MAC Address of change calculation element after the software installation, make software only on the calculation element of its mandate, use.
The embodiment of the invention also provides a kind of software installation system of embedded device, comprises calculation element, software erecting device and storage device; Wherein above-mentioned memory device stores has the Media Access Control address tabulation of the calculation element that needs installed software and be authorized to install above-mentioned software, and the software erecting device is used for described software being installed to the calculation element that is authorized to install described software according to the Media Access Control address of the calculation element that obtains.Calculation element in the present embodiment can be the IPTV set-top box, storage device is an independent memory device, USB flash disk etc. for example, software erecting device wherein can comprise an installation procedure in specific embodiment, this installation procedure can be arranged in the calculation element or in the storage device.
In the present embodiment by obtaining the MAC Address of calculation element of request install software, judge whether this MAC Address is the calculation element MAC Address that is authorized to install software, can only software be installed on the calculation element of mandate, effectively the installation quantity of Control Software.Storage device can be connected with calculation element by USB interface or network interface in the present embodiment.
The software installation method of the embedded device that provides in the embodiment of the invention, device and equipment, when being provided with the calculation element install software of network interface card, by obtaining its MAC Address, judge whether it is authorized to, and the calculation element in the above embodiment of the present invention specifically can make the IPTV set-top box.Generally, in the production process of IPTV set-top box, the middleware software developer can give with a part of middleware wherein in set-top box manufacturer, and determine charge according to the installation quantity of middleware, therefore for the middle unit development merchant, the installation quantity of the middleware of its exploitation can be effectively controlled in hope.In the embodiment of the invention, at first it is prepared the MAC Address of the set-top box of installation middleware by set-top box production firm and give the middle unit development merchant, the middle unit development merchant is after having developed middleware, to generate a MAC Address tabulation according to all MAC Address that obtain, comprise the MAC Address of all set-top box that are authorized in this tabulation.The middle unit development merchant all is stored in the installation procedure of middleware, MAC Address tabulation and middleware in the storage device, and installation procedure also can be to set in advance in set-top box.When beginning middleware is installed, installation procedure at first obtains the MAC Address of set-top box, and mates, and promptly searches the MAC Address that whether has above-mentioned set-top box in the MAC tabulation, if exist, then this set-top box of decidable has been authorized to install above-mentioned software.
Be not modified in order to guarantee above-mentioned MAC tabulation, can also generate electronic signature, verify earlier searching before whether this electronic signature is correct, mate when correct just have only according to the summary info of file in the MAC tabulation.In addition in order to prevent after above-mentioned software has been installed, MAC Address to set-top box is changed, for example change situations such as network interface card, among the present invention after installing above-mentioned middleware, continuation according to key during to install software the MAC Address of set-top box encrypt, and encrypted result is stored in the nonvolatile memory (as the flash memory) of set-top box.And then the middleware of installing obtains the MAC Address of actual set-top box this moment when bringing into operation, and compares with the MAC Address of set-top box after the deciphering, if consistent, then middleware normally moves; If inconsistent, then middleware is out of service.In the above-described embodiment, MAC Address has been carried out coupling twice, can guarantee that middleware can only be installed on the IPTV set-top box that is authorized to, thereby realized that the middle unit development merchant installs effective control of quantity to middleware by installation procedure and middleware.
It should be noted that at last: above embodiment is only in order to technical scheme of the present invention to be described but not limit it, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that: it still can make amendment or be equal to replacement technical scheme of the present invention, and these modifications or be equal to replacement and also can not make amended technical scheme break away from the spirit and scope of technical solution of the present invention.
Claims (15)
1. the software installation method of an embedded device is characterized in that, comprising:
Obtain the Media Access Control address of the calculation element of request install software;
Judge according to described Media Access Control address whether described calculation element is authorized to install described software;
When described calculation element is authorized to described software is installed, described software is installed on the described calculation element.
2. the software installation method of embedded device according to claim 1 is characterized in that, describedly judges according to Media Access Control address whether described calculation element is authorized to install described software and comprises:
Described Media Access Control address and the data in the Media Access Control address tabulation of presetting are mated one by one;
When matching consistent Media Access Control address, determine that described calculation element is authorized to install described software.
3. the software installation method of embedded device according to claim 2 is characterized in that, described Media Access Control address is mated one by one with the data in the Media Access Control address tabulation of presetting comprises:
The electronic signature of the Media Access Control address tabulation that checking is default;
When the described electronic signature of checking is correct, described Media Access Control address and the data in the Media Access Control address tabulation of presetting are mated one by one.
4. the software installation method of embedded device according to claim 3 is characterized in that, also comprises before the electronic signature of the Media Access Control address tabulation that described checking is default:
Obtain the summary info of default Media Access Control address tabulation;
According to preset encryption algorithm and key described summary info is encrypted, with the electronic signature of encrypted result as described Media Access Control address tabulation.
5. the software installation method of embedded device according to claim 1 is characterized in that, described software is installed on the described calculation element also comprises afterwards:
Generate the operation License Info of described software and store in the internal storage.
6. the software installation method of embedded device according to claim 5 is characterized in that, the operation License Info of the described software of described generation and storing in the internal storage comprises:
Utilize key that described Media Access Control address is encrypted, and the Media Access Control address after will encrypting is stored in the internal storage of calculation element.
7. the software installation method of embedded device according to claim 6 is characterized in that, also comprises:
When described running software brought into operation, the Media Access Control address after the reading encrypted also was decrypted to obtain Media Access Control address;
Obtain the real medium accessing to control address of calculation element, and mate,, stop the operation of described software if inconsistent with the Media Access Control address that obtains by deciphering.
8. the software erecting device of an embedded device is characterized in that, comprising:
Address acquisition module is used to obtain the Media Access Control address of the calculation element of request install software;
Judge module is used for judging according to described Media Access Control address whether described calculation element is authorized to install described software;
The software installed module is used for when described calculation element is authorized to described software is installed described software being installed on the described calculation element.
9. the software erecting device of embedded device according to claim 8 is characterized in that, described judge module comprises:
Matching unit is used for described Media Access Control address and the data that default Media Access Control address is tabulated are mated one by one;
Determining unit is used for determining that described calculation element is authorized to install described software when matching consistent Media Access Control address.
10. the software erecting device of embedded device according to claim 9 is characterized in that, described matching unit comprises:
The checking subelement is used to verify the electronic signature of default Media Access Control address tabulation;
The coupling subelement when the described electronic signature of checking is correct, mates described Media Access Control address and the data in the Media Access Control address tabulation of presetting one by one.
11. the software erecting device of embedded device according to claim 10 is characterized in that, also comprises:
The summary info acquisition module is used to obtain the summary info of default Media Access Control address tabulation;
The electronic signature generation module is used for according to preset encryption algorithm and key described summary info being encrypted, with the electronic signature of encrypted result as described Media Access Control address tabulation.
12. the software erecting device of embedded device according to claim 9 is characterized in that, also comprises:
Encrypting module is used for utilizing key described Media Access Control address to be encrypted and is stored in the internal storage of calculation element.
13. the software erecting device of embedded device according to claim 12 is characterized in that, also comprises:
Deciphering module is used at described installed software running, and the Media Access Control address of reading encrypted also is decrypted to obtain Media Access Control address;
Control module is used to obtain the real medium accessing to control address of set-top box, and with the Media Access Control address coupling of obtaining by deciphering, if inconsistent, stop the operation of described software.
14. a software installation system that comprises the embedded device of each described software erecting device among the aforesaid right requirement 8-13 is characterized in that, also comprises:
Calculation element, storage device;
Described memory device stores has the Media Access Control address tabulation of the calculation element that needs installed software and be authorized to install described software;
The software erecting device is used for described software being installed to the calculation element that is authorized to install described software according to the Media Access Control address of the calculation element that obtains.
15. the software installation system of embedded device according to claim 14 is characterized in that, described storage device is connected with described calculation element by USB interface or network interface.
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| CN200810227269A CN101741562A (en) | 2008-11-25 | 2008-11-25 | Software installation method, device and system of embedded equipment |
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| CN200810227269A CN101741562A (en) | 2008-11-25 | 2008-11-25 | Software installation method, device and system of embedded equipment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102780699A (en) * | 2012-07-09 | 2012-11-14 | 广州杰赛科技股份有限公司 | Protecting method and protecting system for authentication server software copyright |
| CN102842009A (en) * | 2011-06-20 | 2012-12-26 | 瑞萨电子株式会社 | Semiconductor device |
| CN103171277A (en) * | 2011-12-21 | 2013-06-26 | 北大方正集团有限公司 | Authorization method and authorization device of printing equipment |
| CN103942473A (en) * | 2014-04-14 | 2014-07-23 | 立德高科(北京)数码科技有限责任公司 | Method used for preventing unauthorized user from starting software and system thereof |
| CN104331646A (en) * | 2014-11-27 | 2015-02-04 | 上海斐讯数据通信技术有限公司 | Embedded system encryption method |
| CN113268716A (en) * | 2020-02-17 | 2021-08-17 | 杭州海康威视数字技术股份有限公司 | Authorization verification system, method and device for application and storage medium |
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2008
- 2008-11-25 CN CN200810227269A patent/CN101741562A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842009A (en) * | 2011-06-20 | 2012-12-26 | 瑞萨电子株式会社 | Semiconductor device |
| CN102842009B (en) * | 2011-06-20 | 2017-04-12 | 瑞萨电子株式会社 | Semiconductor device |
| CN103171277A (en) * | 2011-12-21 | 2013-06-26 | 北大方正集团有限公司 | Authorization method and authorization device of printing equipment |
| CN103171277B (en) * | 2011-12-21 | 2016-06-01 | 北大方正集团有限公司 | The authorization method of printing equipment and device |
| CN102780699A (en) * | 2012-07-09 | 2012-11-14 | 广州杰赛科技股份有限公司 | Protecting method and protecting system for authentication server software copyright |
| CN102780699B (en) * | 2012-07-09 | 2015-06-24 | 广州杰赛科技股份有限公司 | Protecting method and protecting system for authentication server software copyright |
| CN103942473A (en) * | 2014-04-14 | 2014-07-23 | 立德高科(北京)数码科技有限责任公司 | Method used for preventing unauthorized user from starting software and system thereof |
| CN103942473B (en) * | 2014-04-14 | 2016-08-17 | 立德高科(北京)数码科技有限责任公司 | The method starting software for the person that shields unauthorized use |
| CN104331646A (en) * | 2014-11-27 | 2015-02-04 | 上海斐讯数据通信技术有限公司 | Embedded system encryption method |
| CN113268716A (en) * | 2020-02-17 | 2021-08-17 | 杭州海康威视数字技术股份有限公司 | Authorization verification system, method and device for application and storage medium |
| WO2021164598A1 (en) * | 2020-02-17 | 2021-08-26 | 杭州海康威视数字技术股份有限公司 | Authorization verification system, method and apparatus for application, and storage medium |
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Application publication date: 20100616 |