CN106354680A - Method and device for quickly recognizing removable storage equipment - Google Patents
Method and device for quickly recognizing removable storage equipment Download PDFInfo
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- CN106354680A CN106354680A CN201610712039.5A CN201610712039A CN106354680A CN 106354680 A CN106354680 A CN 106354680A CN 201610712039 A CN201610712039 A CN 201610712039A CN 106354680 A CN106354680 A CN 106354680A
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- mbr
- storage device
- movable storage
- usb port
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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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- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The invention discloses a method and device for quickly recognizing removable storage equipment. The method comprises the steps that if the movable storage equipment inserted into a USB port is registered in a client installed on a computer, a main boot record (MBR) of the removable storage equipment is reconstructed to generate a target main boot record (MBR); a setting instruction at the bottom of a system is called to enable the main boot record (MBR) that the system caches at present to be failed, and the removable storage equipment is enumerated again to acquire the target main boot record (MBR); the removable storage equipment is recognized through the target main boot record (MBR). According to the technical scheme, the recognition efficiency on the removable storage equipment can be effectively improved, and then the user experience can be promoted.
Description
Technical field
The present invention relates to field of computer technology, the method for more particularly, to a kind of quick identification movable storage device and dress
Put.
Background technology
In mobile storage safety management project, logic lock protection is carried out to movable storage device, thus realizing this movement
Storage device normally can only use in the environment authorizing.One complete logic lock is it is simply that rewrite 0 post of movable storage device
The bootstrap of face 0 magnetic head 1 sector, and partition table is destroyed, deliberately manufacture a circulation partition table, 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
During equipment, that is, operating system, in the movable storage device that identification is protected by logic lock, needs to recover the partition table parameter of disk.
At present, due to escd (extended system configuration data, the expansion of windows operating system
Exhibition system configuration data) principle, when operating system is during the movable storage device protected by logic lock of identification it is necessary to
The operation enabling afterwards, ability is first disabled by what equipment manager carried out hardware to movable storage device after recovering partition table parameter
Normally carry out data read-write operation using movable storage device, take longer, lead to current technology to movable storage device
Recognition efficiency ratio is relatively low, and Consumer's Experience is poor.
Content of the invention
In view of this, the invention provides a kind of method and apparatus of quick identification movable storage device, can effectively carry
The efficiency that height is identified to movable storage device is such that it is able to lift Consumer's Experience.
For achieving the above object, the following technical scheme of present invention offer:
A kind of method of quick identification movable storage device, is applied to the computer including usb port, comprising:
If the described movable storage device inserting described usb port is registered in the client being installed on described computer,
Reconstruct the MBR mbr of described movable storage device, generate target MBR mbr；
The setting instruction of calling system bottom, makes the MBR mbr of system current cache lose efficacy and re-enumeration institute
State movable storage device, get described target MBR mbr；
Described movable storage device is identified with described target MBR mbr.
Preferably, if the described described movable storage device inserting described usb port is in the visitor being installed on described computer
Family end is registered, reconstructs the MBR mbr of described movable storage device, generates target MBR mbr, comprising:
Judge insert described usb port the hiding sector of described movable storage device in storage user profile with described
Whether the user profile that client prestores is consistent, if so, determines that the described movable storage device inserting described usb port exists
The client being installed on described computer is registered；
Reconstruct the MBR mbr of described movable storage device, generate target MBR mbr.
Preferably, if the described described movable storage device inserting described usb port is in the visitor being installed on described computer
Family end is registered, reconstructs the MBR mbr of described movable storage device, before generating target MBR mbr, also wraps
Include:
Detect whether described usb port accesses described movable storage device；
If it is, reading the current described MBR mbr of described movable storage device to caching.
Preferably, the setting instruction of described call operation system bottom, makes the MBR mbr of system current cache lose
Effect movable storage device described in re-enumeration, after getting described target MBR mbr, also include:
Again logic lock is added to described movable storage device.
A kind of device of quick identification movable storage device, is applied to the computer including usb port, comprising:
Reconstructed module, if be installed on described computer for inserting the described movable storage device of described usb port
Client is registered, reconstructs the MBR mbr of described movable storage device, generates target MBR mbr；
Calling module, for the setting instruction of calling system bottom, makes the MBR mbr of system current cache lose efficacy
And movable storage device described in re-enumeration, get described target MBR mbr；
Identification module, for identifying described movable storage device with described target MBR mbr.
Preferably, described reconstructed module includes:
Judging unit, storage in the hiding sector of the described movable storage device inserting described usb port for judgement
Whether user profile is consistent with the user profile that described client prestores, and if so, determines and inserts the described of described usb port
Movable storage device is registered in the client being installed on described computer；
Reconfiguration unit, for reconstructing the MBR mbr of described movable storage device, generates target MBR
mbr.
Preferably, also include:
Detecting module, for detecting whether described usb port accesses described movable storage device；
Read module, for if it is, reading the current described MBR mbr of described movable storage device and arrive and delaying
Deposit.
Preferably, also include:
Lock module, for again logic lock being added to described movable storage device.
Understand via above-mentioned technical scheme, compared with prior art, the invention provides a kind of quick identification movement is deposited
The method and apparatus of storage equipment.The present invention provide technical scheme, movable storage device insert computer usb port it
Afterwards however, it is determined that the described movable storage device inserting described usb port is registered in the client being installed on described computer, then
Reconstruct the MBR mbr of described movable storage device, generate target MBR mbr, the mesh being formed through described reconstruct
Mark MBR mbr is described movable storage device correct MBR mbr, the then setting of calling system bottom
Instruction, make system current cache described MBR mbr (i.e. plus logic lock formed MBR mbr) lost efficacy lay equal stress on
Newly enumerate described movable storage device, be capable of with prior art in movable storage device first disabled enabled operation afterwards
Identical function, and need not need to realize by equipment manager as in the prior art, the used time is less, and efficiency is higher,
After movable storage device described in re-enumeration obtains described movable storage device correct MBR mbr, with mobile storage
Equipment correct MBR mbr just can correctly identify described movable storage device, realizes normally setting using mobile storage
Standby carry out data read-write operation.Therefore, the technical scheme that the present invention provides, can effectively improve and movable storage device is known
Other efficiency is such that it is able to lift Consumer's Experience.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing providing obtains other accompanying drawings.
Fig. 1 is a kind of flow chart of the method for quick identification movable storage device provided in an embodiment of the present invention；
Fig. 2 is a kind of structure chart of the device of quick identification movable storage device provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Understandable for enabling the above objects, features and advantages of the present invention to become apparent from, below in conjunction with the accompanying drawings and specifically real
The present invention is further detailed explanation to apply mode.
Embodiment
Refer to Fig. 1, Fig. 1 is a kind of flow process of the method for quick 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, is applied to the computer including usb port, purport
The movable storage device adding logic lock is quickly being identified, as shown in figure 1, the method includes:
Step s101, if insert the described movable storage device of described usb port in the client being installed on described computer
End is registered, reconstructs the mbr (master boot record, MBR) of described movable storage device, generates target
mbr；
Specifically, described client is mounted in the usb storage management client on described computer, is a kind of to movement
Storage device carries out the software management tool of safeguard protection.
Specifically, step s101 may include that
Judge insert described usb port the hiding sector of described movable storage device in storage user profile with described
Whether the user profile that client prestores is consistent, if so, determines that the described movable storage device inserting described usb port exists
The client being installed on described computer is registered；
Specifically, before described client when adding logic lock to described movable storage device, can be in advance in described movement
User profile is stored, described client also can automatically save described user profile simultaneously in the hiding sector of storage device, therefore,
If in the hiding sector of movable storage device, the user profile of storage is consistent with the user profile preserving in described client, can
Enough determine that described movable storage device is registered in the client being installed on described computer.Specifically, described user profile can
The combining or described movement of the flag information being inputted with user with the facility information being described movable storage device
The combining of the serial number that the facility information of storage device is distributed with described client, as long as ensure that described user profile can be only
The one described movable storage device of sign.
Reconstruct the mbr of described movable storage device, generate target mbr.
Specifically, because described movable storage device inserts behind described usb port, windows system can read described shifting
The current mbr of dynamic storage device is to caching, and current mbr is plus the mbr of the movable storage device of logic lock, incorrect
mbr.Accordingly, it would be desirable to be reconstructed to the mbr of described movable storage device, described movable storage device just can be recovered correct
Mbr, i.e. described target MBR.
Step s102, the setting instruction of calling system bottom, make described in mbr inefficacy the re-enumeration of system current cache
Movable storage device, gets described target mbr；
Optionally, technical scheme provided in an embodiment of the present invention, described system refers to the operating system of computer.
Specifically, the instruction that sets of described system bottom can be the hiding setting instruction of windows system bottom, utilizes
These instruct to realize making the described mbr of system current cache (i.e. plus logic lock movable storage device mbr) lost efficacy and laid equal stress on
Newly enumerate the operation of described movable storage device, optionally, directly transmitted by windows api deviceiocontrol and set
Fixed instruction (i.e. control routine), to the device driver specified, makes the corresponding operation of corresponding equipment execution, thus complete by
The described mbr inefficacy of system current cache the operation of movable storage device described in re-enumeration；Described in re-enumeration, movement is deposited
Storage equipment just can get described target mbr after described reconstruct, i.e. the correct mbr of described movable storage device, i.e. institute
State movable storage device and add mbr before logic lock, including bootstrap, partition table and separate mark.
Step s103, identifies described movable storage device with described target mbr；
Specifically, with described target mbr, that is, correct mbr to be identifying described movable storage device, such that it is able to normally make
Carry out the read-write operation of data with described movable storage device.
Technical scheme provided in an embodiment of the present invention, after movable storage device inserts the usb port of computer, if really
Surely the described movable storage device inserting described usb port is registered in the client being installed on described computer, then reconstruct institute
State the mbr of movable storage device, generate target mbr, through target mbr that described reconstruct is formed be described movable storage device just
True mbr, then calling system bottom setting instruction, make system current cache described mbr (i.e. plus logic lock formed
Mbr) lost efficacy and movable storage device described in re-enumeration, be capable of with prior art in movable storage device is first prohibited
With after enable operation identical function, and need not need to realize by equipment manager as in the prior art, the used time is less,
Efficiency is higher, after movable storage device described in re-enumeration obtains the correct mbr of described movable storage device, with mobile storage
The correct mbr of equipment just can correctly identify described movable storage device, realizes normally carrying out data using movable storage device
Read-write operation.Therefore, technical scheme provided in an embodiment of the present invention, can effectively improve and movable storage device is identified
Efficiency is such that it is able to lift Consumer's Experience.
In addition, in current technology, in movable storage device by certain operations system process (as exploer.exe etc. enters
Journey) take when, deactivation operation often fails, and opens after equipment manager carries out the first disabling of hardware to movable storage device
With operation can not smoothly carry out very much, therefore reliability is poor, and technical scheme provided in an embodiment of the present invention, and is not required to
First to disable the operation enabling afterwards to what movable storage device was carried out with hardware, reliability is of a relatively high.
In addition, in current technology, enabling after equipment manager carries out the first disabling of hardware to movable storage device
Operation can produce certain damage to movable storage device, and the technical scheme that the present invention provides, do not need movement is deposited
Storage equipment carry out hardware first disable the operation enabling afterwards such that it is able to preferably protect movable storage device, extend its use
Life-span.
Optionally, the technical scheme that another embodiment of the present invention provides, before described step s101, also includes:
Detect whether described usb port accesses described movable storage device；
Specifically, detect whether described usb port has described movable storage device insertion.Optionally, be provided with described
In the computer of client, client-side program can detect the message of the described movable storage device of usb port access of computer.
If it is, reading the current described mbr of described movable storage device to caching；
Specifically, because presently described movable storage device is plus the movable storage device of logic lock, therefore, described movement
The current described mbr of storage device is the mbr of the described movable storage device adding logic lock.
If it should be noted that the movable storage device adding logic lock is inserted into the calculating being fitted without described client
Machine, cannot be identified.
Optionally, the technical scheme that another embodiment of the present invention provides, after described step s102, also includes:
Again logic lock is added to described movable storage device.
Specifically, in described step 102 described in re-enumeration during movable storage device, the execution of windows system is once read
Take described target mbr to the operation of caching, the i.e. buffered movable storage device correct mbr of system, and movement is being deposited
During the use of storage equipment, this operation will not be re-executed again, therefore, again logic lock be added not to described movable storage device
The normal use of presently described movable storage device can be affected, and after described movable storage device can be made to remove from computer
Automatically it is in locking state.
In order to illustrate the technical scheme that the present invention provides more fully hereinafter, corresponding to quick knowledge provided in an embodiment of the present invention
The method of other movable storage device, the present invention discloses a kind of device of quick identification movable storage device.
Refer to Fig. 2, Fig. 2 is a kind of structure of the device of quick 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, is applied to the computer including usb port, purport
The movable storage device adding logic lock is quickly being identified, as shown in Fig. 2 this device includes:
Reconstructed module 201, if be installed on described computer for inserting the described movable storage device of described usb port
Client registered, reconstruct described movable storage device mbr, generate target mbr；
Optionally, described reconstructed module 201 includes:
Judging unit, storage in the hiding sector of the described movable storage device inserting described usb port for judgement
Whether user profile is consistent with the user profile that described client prestores, and if so, determines and inserts the described of described usb port
Movable storage device is registered in the client being installed on described computer；
Reconfiguration unit, for reconstructing the mbr of described movable storage device, generates target mbr.
Calling module 202, for calling system bottom setting instruction, make system current cache mbr lost efficacy and again
Enumerate described movable storage device, get described target mbr；
Identification module 203, for identifying described movable storage device with described target mbr.
The device of quick identification movable storage device provided in an embodiment of the present invention, be capable of with prior art in shifting
Dynamic storage device is first disabled enables operation identical function afterwards, and need not as in the prior art need to be by equipment control
Realizing, the used time is less for device, efficiency higher such that it is able to lifting Consumer's Experience.
In addition, in current technology, in movable storage device by certain operations system process (as exploer.exe etc. enters
Journey) take when, deactivation operation often fails, and opens after equipment manager carries out the first disabling of hardware to movable storage device
With operation can not smoothly carry out very much, therefore reliability is poor, and technical scheme provided in an embodiment of the present invention, and is not required to
First to disable the operation enabling afterwards to what movable storage device was carried out with hardware, reliability is of a relatively high.
In addition, in current technology, enabling after equipment manager carries out the first disabling of hardware to movable storage device
Operation can produce certain damage to movable storage device, and the technical scheme that the present invention provides, do not need movement is deposited
Storage equipment carry out hardware first disable the operation enabling afterwards such that it is able to preferably protect movable storage device, extend its use
Life-span.
Optionally, the device of the quick identification movable storage device that another embodiment of the present invention provides, also includes:
Detecting module, for detecting whether described usb port accesses described movable storage device；
Read module, for if it is, read the current described mbr of described movable storage device to caching.
Optionally, the device of the quick identification movable storage device that another embodiment of the present invention provides, also includes:
Lock module, for again logic lock being added to described movable storage device.
Understand via above-mentioned technical scheme, compared with prior art, the invention provides a kind of quick identification movement is deposited
The method and apparatus of storage equipment.The present invention provide technical scheme, movable storage device insert computer usb port it
Afterwards however, it is determined that the described movable storage device inserting described usb port is registered in the client being installed on described computer, then
Reconstruct the mbr of described movable storage device, generate target mbr, be described mobile storage through target mbr that described reconstruct is formed
The correct mbr of equipment, then the setting instruction of calling system bottom, makes the described mbr of system current cache (i.e. plus logic lock shape
Become mbr) lost efficacy and movable storage device described in re-enumeration, be capable of with prior art in movable storage device is carried out
First disable and enable operation identical function afterwards, and need not need to realize by equipment manager as in the prior art, the used time
Less, efficiency is higher, after movable storage device described in re-enumeration obtains the correct mbr of described movable storage device, to move
The correct mbr of dynamic storage device just can correctly identify described movable storage device, realizes normally entering using movable storage device
Row data read-write operation.Therefore, the technical scheme that the present invention provides, can effectively improve and movable storage device is identified
Efficiency is such that it is able to lift Consumer's Experience.
In addition, in current technology, in movable storage device by certain operations system process (as exploer.exe etc. enters
Journey) take when, deactivation operation often fails, and opens after equipment manager carries out the first disabling of hardware to movable storage device
With operation can not smoothly carry out very much, therefore reliability is poor, and technical scheme provided in an embodiment of the present invention, and is not required to
First to disable the operation enabling afterwards to what movable storage device was carried out with hardware, reliability is of a relatively high.
In addition, in current technology, enabling after equipment manager carries out the first disabling of hardware to movable storage device
Operation can produce certain damage to movable storage device, and the technical scheme that the present invention provides, do not need movement is deposited
Storage equipment carry out hardware first disable the operation enabling afterwards such that it is able to preferably protect movable storage device, extend its use
Life-span.
Last in addition it is also necessary to explanation, herein, such as first and second or the like relational terms be used merely to by
One entity or operation are made a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between there is any this actual relation or order.And, term " inclusion ", "comprising" or its any other variant meaning
Covering comprising of nonexcludability, so that including a series of process of key elements, method, article or equipment not only include that
A little key elements, but also include other key elements being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element being limited by sentence "including a ...", does not arrange
Remove and also there is other identical element in the process including described key element, method, article or equipment.
In this specification, each embodiment is described by the way of going forward one by one, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment
For, because it corresponds to the method disclosed in Example, so description is fairly simple, say referring to method part in place of correlation
Bright.
The step of the method in conjunction with the embodiments described herein description or algorithm can directly be held with hardware, processor
The software module of row, or the combination of the two is implementing.Software module can be placed in random access memory (ram), internal memory, read-only deposit
Known any other shape in reservoir (rom), electrically programmable rom, electrically erasable rom, depositor or technical field
In the storage medium of formula.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple modifications to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and be to fit to and principles disclosed herein and features of novelty phase one
The scope the widest causing.
Claims (8)
1. a kind of method of quick identification movable storage device, is applied to the computer including usb port it is characterised in that wrapping
Include:
If the described movable storage device inserting described usb port is registered in the client being installed on described computer, reconstruct
The MBR mbr of described movable storage device, generates target MBR mbr；
The setting instruction of calling system bottom, makes the MBR mbr of system current cache lose efficacy and shifting described in re-enumeration
Dynamic storage device, gets described target MBR mbr；
Described movable storage device is identified with described target MBR mbr.
If 2. method according to claim 1 is it is characterised in that the described described movement inserting described usb port stores
Equipment is registered in the client being installed on described computer, reconstructs the MBR mbr of described movable storage device, generates
Target MBR mbr, comprising:
Judge the user profile of storage and described client in the hiding sector of described movable storage device insert described usb port
Hold the user profile prestoring whether consistent, if so, determine that the described movable storage device inserting described usb port is being installed
Registered in the client of described computer；
Reconstruct the MBR mbr of described movable storage device, generate target MBR mbr.
If 3. method according to claim 1 is it is characterised in that the described described movement inserting described usb port stores
Equipment is registered in the client being installed on described computer, reconstructs the MBR mbr of described movable storage device, generates
Before target MBR mbr, also include:
Detect whether described usb port accesses described movable storage device；
If it is, reading the current described MBR mbr of described movable storage device to caching.
4. method according to claim 1 it is characterised in that described call operation system bottom setting instruction, make be
The MBR mbr of system current cache lost efficacy and movable storage device described in re-enumeration, got described target main boot
After record mbr, also include:
Again logic lock is added to described movable storage device.
5. a kind of device of quick identification movable storage device, is applied to the computer including usb port it is characterised in that wrapping
Include:
Reconstructed module, if for inserting the described movable storage device of described usb port in the client being installed on described computer
End is registered, reconstructs the MBR mbr of described movable storage device, generates target MBR mbr；
Calling module, for the setting instruction of calling system bottom, makes the MBR mbr of system current cache lose efficacy and lays equal stress on
Newly enumerate described movable storage device, get described target MBR mbr；
Identification module, for identifying described movable storage device with described target MBR mbr.
6. device according to claim 5 is it is characterised in that described reconstructed module includes:
Judging unit, for judging the user storing in the hiding sector of the described movable storage device inserting described usb port
Whether information is consistent with the user profile that described client prestores, and if so, determines the described movement inserting described usb port
Storage device is registered in the client being installed on described computer；
Reconfiguration unit, for reconstructing the MBR mbr of described movable storage device, generates target MBR mbr.
7. device according to claim 5 is it is characterised in that also include:
Detecting module, for detecting whether described usb port accesses described movable storage device；
Read module, for if it is, read the current described MBR mbr of described movable storage device to caching.
8. device according to claim 5 is it is characterised in that also include:
Lock module, for again logic lock being added to described movable storage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610712039.5A CN106354680B (en) | 2016-08-23 | 2016-08-23 | The quickly method and apparatus of identification movable storage device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610712039.5A CN106354680B (en) | 2016-08-23 | 2016-08-23 | The quickly method and apparatus of identification movable storage device |
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| CN106354680A true CN106354680A (en) | 2017-01-25 |
| CN106354680B CN106354680B (en) | 2019-01-18 |
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| CN106354680B (en) | 2019-01-18 |
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