CN106354680B - The quickly method and apparatus of identification movable storage device - Google Patents
The quickly method and apparatus of identification movable storage device Download PDFInfo
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- CN106354680B CN106354680B CN201610712039.5A CN201610712039A CN106354680B CN 106354680 B CN106354680 B CN 106354680B CN 201610712039 A CN201610712039 A CN 201610712039A CN 106354680 B CN106354680 B CN 106354680B
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- movable storage
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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
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
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- General Engineering & Computer Science (AREA)
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- General Physics & Mathematics (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The method and apparatus that the present invention discloses a kind of quickly identification movable storage device.The described method includes: reconstructing the Master Boot Record of the movable storage device if the movable storage device for being inserted into the USB port is registered in the client for being installed on the computer, target Master Boot Record is generated；The setting of calling system bottom instructs, and makes movable storage device described in the Master Boot Record failure of system current cache and re-enumeration, gets the target Master Boot Record；The movable storage device is identified with the target Master Boot Record.Technical solution provided by the invention can effectively improve the efficiency identified to movable storage device, so as to promote user experience.
Description
Technical field
The present invention relates to field of computer technology, more particularly to a kind of method and dress of quickly identification movable storage device
It sets.
Background technique
In mobile storage safety management project, logic lock protection is carried out to movable storage device, to realize the movement
Store equipment can only in the environment of authorization normal use.One complete logic lock exactly rewrites 0 column of movable storage device
The bootstrap of 0 magnetic head of face, 1 sector, and partition table is destroyed, a circulation partition table is deliberately manufactured, and real disk is divided
Area's table parameter and bootstrap are placed on other hiding sectors and protect.User will use the mobile storage protected by logic lock
When equipment, i.e., operating system needs to restore the partition table parameter of disk in the movable storage device that identification is protected by logic lock.
Currently, due to ESCD (Extended System Configuration Data, the expansion of windows operating system
Open up system configuration data) principle, when operating system is during the movable storage device that identification is protected by logic lock, it is necessary to
The operation enabled afterwards, ability are first disabled to movable storage device progress hardware by equipment manager after recovery partition table parameter
Normal use movable storage device carries out data read-write operation, takes a long time, causes current technology to movable storage device
Recognition efficiency is relatively low, and user experience is poor.
Summary of the invention
In view of this, can effectively be mentioned the present invention provides a kind of method and apparatus of quickly identification movable storage device
The efficiency that height identifies movable storage device, so as to promote user experience.
To achieve the above object, the invention provides the following technical scheme:
A kind of method of quick identification movable storage device, applied to the computer including USB port, comprising:
If the movable storage device for being inserted into the USB port is registered in the client for being installed on the computer,
The Master Boot Record of the movable storage device is reconstructed, target Master Boot Record is generated；
The setting of calling system bottom instructs, and makes the Master Boot Record failure of system current cache and re-enumeration institute
Movable storage device is stated, the target Master Boot Record is got；
The movable storage device is identified with the target Master Boot Record.
Preferably, if the movable storage device for being inserted into the USB port is in the visitor for being installed on the computer
Family end is registered, reconstructs the Master Boot Record of the movable storage device, generates target Master Boot Record, comprising:
Judgement be inserted into the user information that is stored in the hiding sector of the movable storage device of the USB port with it is described
Whether the pre-stored user information of client is consistent, if so, determining that the movable storage device for being inserted into the USB port exists
The client for being installed on the computer is registered；
The Master Boot Record of the movable storage device is reconstructed, target Master Boot Record is generated.
Preferably, if the movable storage device for being inserted into the USB port is in the visitor for being installed on the computer
Family end is registered, reconstructs the Master Boot Record of the movable storage device, before generating target Master Boot Record, also wraps
It includes:
Detect whether the USB port accesses the movable storage device；
If so, reading the current Master Boot Record of the movable storage device to caching.
Preferably, the setting instruction of the call operation system bottom, loses the Master Boot Record of system current cache
Imitate and re-enumeration described in movable storage device, after getting the target Master Boot Record, further includes:
Again logic lock is added to the movable storage device.
A kind of device of quick identification movable storage device, applied to the computer including USB port, comprising:
Reconstructed module, if the movable storage device for being inserted into the USB port is being installed on the computer
Client is registered, reconstructs the Master Boot Record of the movable storage device, generates target Master Boot Record；
Calling module, the setting for calling system bottom instruct, and the Master Boot Record of system current cache is made to fail
And movable storage device described in re-enumeration, get the target Master Boot Record；
Identification module, for identifying the movable storage device with the target Master Boot Record.
Preferably, the reconstructed module includes:
Judging unit stores in the hiding sector of the movable storage device for judging to be inserted into the USB port
Whether user information and the pre-stored user information of the client are consistent, are inserted into the described of the USB port if so, determining
Movable storage device is registered in the client for being installed on the computer；
Reconfiguration unit generates target master boot record for reconstructing the Master Boot Record of the movable storage device
MBR。
Preferably, further includes:
Detecting module, for detecting whether the USB port accesses the movable storage device；
Read module, for if so, reading the current Master Boot Record of the movable storage device to delaying
It deposits.
Preferably, further includes:
Module is locked, for adding logic lock to the movable storage device again.
It can be seen via above technical scheme that compared with prior art, the present invention provides a kind of quickly identification movements to deposit
The method and apparatus for storing up equipment.Technical solution provided by the invention, movable storage device insertion computer USB port it
Afterwards, however, it is determined that the movable storage device for being inserted into the USB port is registered in the client for being installed on the computer, then
The Master Boot Record of the movable storage device is reconstructed, target Master Boot Record is generated, the mesh formed through the reconstruct
Marking Master Boot Record is the correct Master Boot Record of the movable storage device, the then setting of calling system bottom
Instruction makes the Master Boot Record (i.e. plus Master Boot Record of logic lock formation) failure of system current cache lay equal stress on
The movable storage device is newly enumerated, can be realized and in the prior art movable storage device first disable enabling operation afterwards
Identical function, and need to need not be realized as in the prior art by equipment manager, the used time is less, and efficiency is higher,
After movable storage device described in re-enumeration obtains the correct Master Boot Record of the movable storage device, with mobile storage
The correct Master Boot Record of equipment just can correctly identify the movable storage device, realize that the mobile storage of normal use is set
It is standby to carry out data read-write operation.Therefore, technical solution provided by the invention can effectively improve and know to movable storage device
Other efficiency, so as to promote user experience.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of flow chart of the method for quickly identification movable storage device provided in an embodiment of the present invention；
Fig. 2 is a kind of structure chart of the device of quickly identification movable storage device provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Embodiment
Referring to Fig. 1, Fig. 1 is a kind of process of the method for quickly identification movable storage device provided in an embodiment of the present invention
Figure.The method of quick identification movable storage device provided in an embodiment of the present invention, applied to the computer including USB port, purport
It is quickly identified to the movable storage device for having added logic lock, as shown in Figure 1, this method comprises:
Step S101, if being inserted into the movable storage device of the USB port in the client for being installed on the computer
It holds registered, reconstructs the MBR (Master Boot Record, master boot record) of the movable storage device, generate target
MBR；
Specifically, the client is mounted in the USB storage management client on the computer, it is one kind to movement
Store the software management tool that equipment carries out safeguard protection.
Specifically, step S101 may include:
Judgement be inserted into the user information that is stored in the hiding sector of the movable storage device of the USB port with it is described
Whether the pre-stored user information of client is consistent, if so, determining that the movable storage device for being inserted into the USB port exists
The client for being installed on the computer is registered；
Specifically, before the client when adding logic lock to the movable storage device, it can be in advance in the movement
It stores in the hiding sector of equipment and stores user information, while the client can also automatically save the user information, therefore,
If the user information stored in the hiding sector of movable storage device and the user information saved in the client are consistent, can
Enough determine that the movable storage device is registered in the client for being installed on the computer.Specifically, the user information can
To be the combination for the flag information that the facility information of the movable storage device is inputted with user, it is also possible to the movement
The combination for storing the facility information of equipment and the serial number of client distribution, as long as guaranteeing that the user information can be only
The one characterization movable storage device.
The MBR of the movable storage device is reconstructed, target MBR is generated.
Specifically, windows system can read the shifting after being inserted into the USB port due to the movable storage device
The current MBR of dynamic storage equipment is to caching, and current MBR is plus the MBR of the movable storage device of logic lock, incorrect
MBR.Therefore, it is necessary to the MBR to the movable storage device to be reconstructed, and it is correct just can to restore the movable storage device
MBR, i.e., the described target master boot record.
Step S102, the setting instruction of calling system bottom, makes the MBR of system current cache fail described in simultaneously re-enumeration
Movable storage device gets the target MBR；
Optionally, technical solution provided in an embodiment of the present invention, the system refer to the operating system of computer.
Specifically, the setting instruction of the system bottom can be the setting instruction that windows system bottom is hidden, utilize
These instruct to realize that making the MBR (i.e. plus MBR of the movable storage device of logic lock) of system current cache fail lays equal stress on
The operation of the movable storage device is newly enumerated, optionally, is directly transmitted and is set by windows api DeviceIoControl
Fixed instruction (i.e. control routine) makes corresponding equipment execute corresponding operation to specified device driver, thus complete by
System current cache the MBR failure and re-enumeration described in movable storage device operation；Movement described in re-enumeration is deposited
Storage equipment just can get the target MBR after the reconstruct, i.e., the described correct MBR of movable storage device, i.e. institute
It states movable storage device and adds MBR before logic lock, including bootstrap, partition table and separate mark.
Step S103 identifies the movable storage device with the target MBR；
Specifically, with the target MBR, i.e., correct MBR identifies the movable storage device, so as to normally make
The read-write operation of data is carried out with the movable storage device.
Technical solution provided in an embodiment of the present invention, after the USB port of movable storage device insertion computer, if really
Surely the movable storage device for being inserted into the USB port is registered in the client for being installed on the computer, then reconstructs institute
State the MBR of movable storage device, generate target MBR, the target MBR formed through the reconstruct be the movable storage device just
True MBR, then calling system bottom setting instruction, make system current cache the MBR (i.e. plus logic lock formed
MBR) fail movable storage device described in simultaneously re-enumeration, can be realized and first prohibited to movable storage device in the prior art
Identical function is operated with rear enabling, and need to need not be realized as in the prior art by equipment manager, the used time is less,
Efficiency is higher, after the movable storage device described in re-enumeration obtains the correct MBR of the movable storage device, with mobile storage
The correct MBR of equipment just can correctly identify the movable storage device, realize that normal use movable storage device carries out data
Read-write operation.Therefore, technical solution provided in an embodiment of the present invention can be effectively improved and be identified to movable storage device
Efficiency, so as to promote user experience.
In addition, in current technology, movable storage device by some operating system process (such as exploer.exe into
Journey) occupy when, disable operation often fails, i.e., by equipment manager to movable storage device carry out hardware first disabling after open
Operation can not be carried out smoothly very much, therefore reliability is poor, and technical solution provided in an embodiment of the present invention, and be not required to
The operation enabled afterwards is first disabled to movable storage device progress hardware, reliability is relatively high.
In addition, being enabled after carrying out the first disabling of hardware to movable storage device by equipment manager in current technology
Operation can generate certain damage to movable storage device, and technical solution provided by the invention does not need to deposit movement
Storage equipment progress hardware first disables the operation enabled afterwards, so as to preferably protect movable storage device, extends its use
Service life.
Optionally, the technical solution that another embodiment of the present invention provides, before the step S101, further includes:
Detect whether the USB port accesses the movable storage device；
Specifically, detecting whether the USB port has the movable storage device to be inserted into.Optionally, be equipped with it is described
In the computer of client, the USB port that client-side program can detect computer accesses the message of the movable storage device.
If so, reading the current MBR of the movable storage device to caching；
Specifically, since presently described movable storage device is the movable storage device for adding logic lock, the movement
The current MBR of storage equipment is the MBR for adding the movable storage device of logic lock.
It should be noted that if plus the movable storage device of logic lock be inserted into the calculating for being fitted without the client
Machine, being can not be identified.
Optionally, the technical solution that another embodiment of the present invention provides, after the step S102, further includes:
Again logic lock is added to the movable storage device.
Specifically, windows system executes primary read in the step 102 when movable storage device described in re-enumeration
It takes the target MBR to the operation of caching, the i.e. buffered movable storage device correct MBR of system, and is deposited to movement
In the use process for storing up equipment, the operation will not be re-executed again, therefore, logic lock is added not to the movable storage device again
It will affect the normal use of presently described movable storage device, and after the movable storage device can be made to remove from computer
Automatically it is in locking state.
In order to illustrate technical solution provided by the invention more fully hereinafter, correspond to quick knowledge provided in an embodiment of the present invention
The method of other movable storage device, the present invention disclose a kind of device of quickly identification movable storage device.
Referring to Fig. 2, Fig. 2 is a kind of structure of the device of quickly identification movable storage device provided in an embodiment of the present invention
Figure.The device of quick identification movable storage device provided in an embodiment of the present invention, applied to the computer including USB port, purport
It is quickly identified to the movable storage device for having added logic lock, as shown in Fig. 2, the device includes:
Reconstructed module 201, if the movable storage device for being inserted into the USB port is being installed on the computer
Client it is registered, reconstruct the MBR of the movable storage device, generate target MBR；
Optionally, the reconstructed module 201 includes:
Judging unit stores in the hiding sector of the movable storage device for judging to be inserted into the USB port
Whether user information and the pre-stored user information of the client are consistent, are inserted into the described of the USB port if so, determining
Movable storage device is registered in the client for being installed on the computer；
Reconfiguration unit generates target MBR for reconstructing the MBR of the movable storage device.
Calling module 202, for calling system bottom setting instruct, make system current cache MBR fail and again
The movable storage device is enumerated, the target MBR is got；
Identification module 203, for identifying the movable storage device with the target MBR.
The device of quick identification movable storage device provided in an embodiment of the present invention can be realized and in the prior art to shifting
Dynamic storage equipment progress, which first disable to enable afterwards, operates identical function, and need not as in the prior art need to be by equipment management
Device realizes that the used time is less, and efficiency is higher, so as to promote user experience.
In addition, in current technology, movable storage device by some operating system process (such as exploer.exe into
Journey) occupy when, disable operation often fails, i.e., by equipment manager to movable storage device carry out hardware first disabling after open
Operation can not be carried out smoothly very much, therefore reliability is poor, and technical solution provided in an embodiment of the present invention, and be not required to
The operation enabled afterwards is first disabled to movable storage device progress hardware, reliability is relatively high.
In addition, being enabled after carrying out the first disabling of hardware to movable storage device by equipment manager in current technology
Operation can generate certain damage to movable storage device, and technical solution provided by the invention does not need to deposit movement
Storage equipment progress hardware first disables the operation enabled afterwards, so as to preferably protect movable storage device, extends its use
Service life.
Optionally, the device for the quick identification movable storage device that another embodiment of the present invention provides, further includes:
Detecting module, for detecting whether the USB port accesses the movable storage device；
Read module, for if so, reading the current MBR of the movable storage device to caching.
Optionally, the device for the quick identification movable storage device that another embodiment of the present invention provides, further includes:
Module is locked, for adding logic lock to the movable storage device again.
It can be seen via above technical scheme that compared with prior art, the present invention provides a kind of quickly identification movements to deposit
The method and apparatus for storing up equipment.Technical solution provided by the invention, movable storage device insertion computer USB port it
Afterwards, however, it is determined that the movable storage device for being inserted into the USB port is registered in the client for being installed on the computer, then
The MBR of the movable storage device is reconstructed, target MBR is generated, the target MBR formed through the reconstruct is the mobile storage
The correct MBR of equipment, then the setting instruction of calling system bottom, makes the MBR of system current cache (i.e. plus logic lock shape
At MBR) failure and re-enumeration described in movable storage device, can be realized in the prior art to movable storage device carry out
It first disables and enables the identical function of operation afterwards, and need to need not be realized as in the prior art by equipment manager, the used time
Less, efficiency is higher, after the movable storage device described in re-enumeration obtains the correct MBR of the movable storage device, to move
The dynamic storage correct MBR of equipment just can correctly identify the movable storage device, realize normal use movable storage device into
Row data read-write operation.Therefore, technical solution provided by the invention can be effectively improved and be identified to movable storage device
Efficiency, so as to promote user experience.
In addition, in current technology, movable storage device by some operating system process (such as exploer.exe into
Journey) occupy when, disable operation often fails, i.e., by equipment manager to movable storage device carry out hardware first disabling after open
Operation can not be carried out smoothly very much, therefore reliability is poor, and technical solution provided in an embodiment of the present invention, and be not required to
The operation enabled afterwards is first disabled to movable storage device progress hardware, reliability is relatively high.
In addition, being enabled after carrying out the first disabling of hardware to movable storage device by equipment manager in current technology
Operation can generate certain damage to movable storage device, and technical solution provided by the invention does not need to deposit movement
Storage equipment progress hardware first disables the operation enabled afterwards, so as to preferably protect movable storage device, extends its use
Service life.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can directly be held with hardware, processor
The combination of capable software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only deposit
Any other shape well known in reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register or technical field
In the storage medium of formula.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (8)
1. a kind of method of quickly identification movable storage device, applied to the computer including USB port, which is characterized in that packet
It includes:
If the movable storage device for being inserted into the USB port is registered in the client for being installed on the computer, reconstruct
The Master Boot Record of the movable storage device generates target Master Boot Record；The Master Boot Record is described
Movable storage device adds the MBR after logic lock, the target Master Boot Record be the movable storage device add logic lock it
Preceding MBR；
The setting of calling system bottom instructs, and makes shifting described in the Master Boot Record failure of system current cache and re-enumeration
Dynamic storage equipment, gets the target Master Boot Record；
The movable storage device is identified with the target Master Boot Record.
2. if the method according to claim 1, wherein the mobile storage for being inserted into the USB port
Equipment is registered in the client for being installed on the computer, reconstructs the Master Boot Record of the movable storage device, generates
Target Master Boot Record, comprising:
The user information stored in the hiding sector of the movable storage device of the USB port and the client are inserted into judgement
Hold pre-stored user information whether consistent, if so, determining that the movable storage device for being inserted into the USB port is being installed
It is registered in the client of the computer；
The Master Boot Record of the movable storage device is reconstructed, target Master Boot Record is generated.
3. if the method according to claim 1, wherein the mobile storage for being inserted into the USB port
Equipment is registered in the client for being installed on the computer, reconstructs the Master Boot Record of the movable storage device, generates
Before target Master Boot Record, further includes:
Detect whether the USB port accesses the movable storage device；
If so, reading the current Master Boot Record of the movable storage device to caching.
4. the method according to claim 1, wherein the setting of the call operation system bottom instructs, make be
Unite current cache Master Boot Record failure and re-enumeration described in movable storage device, get the target main boot
After record MBR, further includes:
Again logic lock is added to the movable storage device.
5. a kind of device of quickly identification movable storage device, applied to the computer including USB port, which is characterized in that packet
It includes:
Reconstructed module, if the movable storage device for being inserted into the USB port is in the client for being installed on the computer
It holds registered, reconstructs the Master Boot Record of the movable storage device, generate target Master Boot Record；The main boot
Record MBR is that the movable storage device adds the MBR after logic lock, and the target Master Boot Record is the mobile storage
Equipment adds the MBR before logic lock；
Calling module, the setting for calling system bottom instruct, and so that the Master Boot Record of system current cache is failed and lay equal stress on
The movable storage device is newly enumerated, the target Master Boot Record is got；
Identification module, for identifying the movable storage device with the target Master Boot Record.
6. device according to claim 5, which is characterized in that the reconstructed module includes:
Judging unit, the user stored in the hiding sector for judging to be inserted into the movable storage device of the USB port
Whether information and the pre-stored user information of the client are consistent, if so, determining the movement for being inserted into the USB port
It is registered in the client for being installed on the computer to store equipment；
Reconfiguration unit generates target Master Boot Record for reconstructing the Master Boot Record of the movable storage device.
7. device according to claim 5, which is characterized in that further include:
Detecting module, for detecting whether the USB port accesses the movable storage device；
Read module, for if so, reading the current Master Boot Record of the movable storage device to caching.
8. device according to claim 5, which is characterized in that further include:
Module is locked, for adding logic lock to the movable storage device again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610712039.5A CN106354680B (en) | 2016-08-23 | 2016-08-23 | The quickly method and apparatus of identification movable storage device |
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| CN201610712039.5A CN106354680B (en) | 2016-08-23 | 2016-08-23 | The quickly method and apparatus of identification movable storage device |
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| CN108959903B (en) * | 2018-06-11 | 2022-03-04 | 超越科技股份有限公司 | Mobile storage device safety management and control method and system |
| CN109359488A (en) * | 2018-09-28 | 2019-02-19 | 山东超越数控电子股份有限公司 | A kind of software implementation method of safe U disc |
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| CN103403691A (en) * | 2011-03-10 | 2013-11-20 | 株式会社东芝 | Information processing device, external storage device, host device, relay device, control program, and control method of information processing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2091002A4 (en) * | 2006-12-04 | 2011-04-06 | Eugrid Inc | Information processing device and information management program |
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| CN1932777A (en) * | 2005-09-15 | 2007-03-21 | 鸿富锦精密工业（深圳）有限公司 | Hard disk main guiding recording recovery system and method |
| CN101046752A (en) * | 2006-03-29 | 2007-10-03 | 联想（新加坡）私人有限公司 | System and method for guiding standby MBR during virus attack |
| US7757112B2 (en) * | 2006-03-29 | 2010-07-13 | Lenovo (Singapore) Pte. Ltd. | System and method for booting alternate MBR in event of virus attack |
| CN103403691A (en) * | 2011-03-10 | 2013-11-20 | 株式会社东芝 | Information processing device, external storage device, host device, relay device, control program, and control method of information processing device |
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