CN106471464A - One kind prevents Android device by power user（Root）Method, device and terminal - Google Patents
One kind prevents Android device by power user（Root）Method, device and terminal Download PDFInfo
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- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
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Abstract
The embodiment of the invention discloses a kind of prevent Android device by the method for Root, device and terminal, it is used for preventing Android device by Root.Present invention method includes：Receive the non-read command that embedded multi-media card EMMC is driven with layer；If it is determined that it is normal startup mode or normal engineering Recovery pattern that described EMMC drives the mode of operation of the operating system that layer is located, then starts and pre-configured write filtering function；Judging whether described non-read command acts on the data that described EMMC drives the Reading Sections in layer by described filtering function of writing, if so, then described non-read command being filtered by described filtering function of writing, if it is not, then issuing described non-read command.
Description
The present invention relates to data processing field, more particularly to a kind of prevent Android device by Root method, device and terminal.
Mobile phone Root is exactly the meaning of the highest authority for the operating system for obtaining mobile phone, is exactly a releasing process of Android mobile phone.Mobile phone Root benefit is exactly that user can delete the program of mobile phone according to the hobby and needs of oneself, while can also more be operated, there is many Root instruments on the net now, so it is very simple that mobile phone, which obtains Root,.Mobile phone can just access some restricted things after obtaining Root authority, the part of system can be deleted and changed.Root authority is exactly that can at will carry out brush machine to the maximum temptation of those mobile phones player, as long as obtaining Root authority, some programs or brush into the operation such as different operating system that user can just be carried with deletion system.After just because of Root, user can arbitrarily do anything, because user careless deletion system file causes mobile phone various failures occur, occupy substantial amounts of Maintenance Resource, therefore have urgent demand to taking precautions against mobile phone Root.
The read-only protection scheme of system (System) subregion is typically now used, the program is that the write order of System subregions is filtered in block device layer, prevents the illegal write-in to System subregions, reaching prevents Root purpose.
The read-only protection scheme of System subregions, can effectively take precautions against cracking for a common key Root instruments.But it is due to be realized in block device layer, therefore can not thoroughly takes precautions against Root is carried out by way of replacing mirror image.
The content of the invention
Android device is prevented by Root method, device and terminal the embodiments of the invention provide a kind of, and Android device can be prevented by Root.
In view of this, first aspect present invention provides a kind of method for preventing Android device by Root, it may include：
Receive the non-read command that layer is driven to embedded multi-media card EMMC；
If it is determined that the mode of operation of the operating system where EMMC driving layer is normal startup mode or normal engineering Recovery patterns, then starts and pre-configured write filtering function；
Judge whether the non-read command acts on the EMMC and drive layer by the filtering function of writing
In Reading Sections data, if so, then the non-read command is filtered by the filtering function of writing, if it is not, then issuing the non-read command.
With reference to first aspect present invention, in the first embodiment of first aspect present invention, it may include：
The mode of operation that the operating system where EMMC driving layer is determined according to the processing function triggered in the corresponding initialization init processes of the non-read command is normal startup mode or normal engineering Recovery patterns.
With reference to first aspect present invention, in the second embodiment of first aspect present invention, it may include：
The address that the non-read command is acted on is obtained by the filtering function of writing；
The data for the Reading Sections whether non-read command is acted in the EMMC drivings layer are judged according to the address.
With reference to first aspect present invention, the first embodiment of first aspect present invention, the second embodiment of first aspect present invention, in the 3rd embodiment of first aspect present invention, it may include：
Structural texture body function；
In the structure function filtering function is write described in configuration.
With reference to first aspect present invention, the first embodiment of first aspect present invention, the second embodiment of first aspect present invention, in the 4th embodiment of first aspect present invention, it may include：
Filtering function is write described in cancelling by way of restarting.
With reference to first aspect present invention, the first embodiment of first aspect present invention, the second embodiment of first aspect present invention, in the 5th embodiment of first aspect present invention, it may include：
If getting the PUK of the Android device, the non-read command is issued.
In view of this, second aspect of the present invention provides a kind of device for preventing Android device by Root, it may include：
Receiving unit, non-read command of layer is driven for receiving to embedded multi-media card EMMC；
Determining unit, for determining that the mode of operation of the operating system where EMMC driving layer is normal startup mode or normal engineering Recovrey patterns；
Start unit, pre-configured for starting writes filtering function；
Judging unit, for judging whether the non-read command acts on the data that the EMMC drives the Reading Sections in layer by the filtering function of writing；
Execution unit, for judging that the non-read command acts on the EMMC drivings when judging unit
During the data of the Reading Sections in layer, the non-read command is filtered by the filtering function of writing, when judging unit judges the data for the Reading Sections that the non-read command is not acted in the EMMC drivings layer, the non-read command is issued.
With reference to second aspect of the present invention, in the first embodiment of second aspect of the present invention, it may include：
Determination subelement, for determining that the mode of operation of the operating system where EMMC driving layer is normal startup mode or normal engineering Recovery patterns according to the processing function triggered in the corresponding initialization init processes of the non-read command.
With reference to second aspect of the present invention, in the second embodiment of second aspect of the present invention, it may include：
Acquiring unit, for obtaining the address that the non-read command is acted on by the filtering function of writing；
The judging unit includes：
Judgment sub-unit, the data for judging the Reading Sections whether non-read command is acted in the EMMC according to the address.
With reference to second aspect of the present invention, the first embodiment of second aspect of the present invention, the second embodiment of second aspect of the present invention, in the 3rd embodiment of second aspect of the present invention, it may include：
Structural unit, for structural texture body function；
Dispensing unit, for writing filtering function described in the configuration in the structure function.
With reference to second aspect of the present invention, the first embodiment of second aspect of the present invention, the second embodiment of second aspect of the present invention, in the 4th embodiment of second aspect of the present invention, it may include：
First processing units, described filtering function is write for cancelling by way of restarting.
With reference to second aspect of the present invention, the first embodiment of second aspect of the present invention, the second embodiment of second aspect of the present invention, in the 5th embodiment of second aspect of the present invention, it may include：
Second processing unit, if the PUK for getting the Android device, issues the non-read command.
In view of this, third aspect present invention provides a kind of terminal, it may include：
One or more processors；Memory；And one or more programs, wherein one or more of programs are stored in the memory and are configured as by one or more of computing devices, one or more of programs include being used to perform such as giving an order：
Receive the non-read command that layer is driven to embedded multi-media card EMMC；
If it is determined that the mode of operation of the operating system where EMMC driving layer for normal startup mode or
Normal engineering Recovery patterns, then start and pre-configured write filtering function；
Judge whether the non-read command acts on the data that the EMMC drives the Reading Sections in layer by the filtering function of writing, if so, then the non-read command is filtered by the filtering function of writing, if it is not, then issuing the non-read command.
With reference to third aspect present invention, in the first embodiment of third aspect present invention, it may include：
The mode of operation that the operating system where EMMC driving layer is determined according to the processing function triggered in the corresponding initialization init processes of the non-read command is normal startup mode or normal engineering Recovery patterns.
With reference to third aspect present invention, in the second embodiment of third aspect present invention, it may include：
The address that the non-read command is acted on is obtained by the filtering function of writing；
The data for the Reading Sections whether non-read command is acted in the EMMC drivings layer are judged according to the address.
With reference to third aspect present invention, the first embodiment of third aspect present invention, the second embodiment of third aspect present invention, in the 3rd embodiment of third aspect present invention, it may include：
Structural texture body function；
In the structure function filtering function is write described in configuration.
With reference to third aspect present invention, the first embodiment of third aspect present invention, the second embodiment of third aspect present invention, in the 4th embodiment of third aspect present invention, it may include：
Filtering function is write described in cancelling by way of restarting.
With reference to third aspect present invention, the first embodiment of third aspect present invention, the second embodiment of third aspect present invention, in the 5th embodiment of third aspect present invention, it may include：
If getting the PUK of the Android device, the non-read command is issued.
With reference to third aspect present invention, in the 6th embodiment of third aspect present invention, it may include：
The memory is readable storage medium storing program for executing, and the instruction causes the terminal is performed such as to give an order when being performed by the terminal：
Receive the non-read command that layer is driven to embedded multi-media card EMMC；
If it is determined that the mode of operation of the operating system where EMMC driving layer is normal startup mode or normal engineering Recovery patterns, then starts and pre-configured write filtering function；
Judge whether the non-read command acts on the EMMC and drive layer by the filtering function of writing
In Reading Sections data, if so, then the non-read command is filtered by the filtering function of writing, if it is not, then issuing the non-read command.
With reference to third aspect present invention, in the first embodiment of third aspect present invention, it may include：
The mode of operation that the operating system where EMMC driving layer is determined according to the processing function triggered in the corresponding initialization init processes of the non-read command is normal startup mode or normal engineering Recovery patterns.
With reference to third aspect present invention, in the second embodiment of third aspect present invention, it may include：
The address that the non-read command is acted on is obtained by the filtering function of writing；
The data for the Reading Sections whether non-read command is acted in the EMMC drivings layer are judged according to the address.
With reference to third aspect present invention, the first embodiment of third aspect present invention, the second embodiment of third aspect present invention, in the 3rd embodiment of third aspect present invention, it may include：
Structural texture body function；
In the structure function filtering function is write described in configuration.
With reference to third aspect present invention, the first embodiment of third aspect present invention, the second embodiment of third aspect present invention, in the 4th embodiment of third aspect present invention, it may include：
Filtering function is write described in cancelling by way of restarting.
With reference to third aspect present invention, the first embodiment of third aspect present invention, the second embodiment of third aspect present invention, in the 5th embodiment of third aspect present invention, it may include：
If getting the PUK of the Android device, the non-read command is issued.
As can be seen from the above technical solutions, the embodiment of the present invention has advantages below：Filtering function is write by pre-configured, judge the data for the Reading Sections whether non-read command is acted in EMMC driving layers, when being judged as YES, filter the non-read command, due to EMMC EMMC driving layer can only take out an EMMC equipment, by limiting the Reading Sections that EMMC equipment is pointed to, the purpose for preventing that the data of Reading Sections are tampered also just is reached, so Android device can be prevented by Root.
Technical scheme in order to illustrate the embodiments of the present invention more clearly, the accompanying drawing used required in being described below to embodiment is briefly described, apparently, drawings in the following description are only some embodiments of the present invention, for those of ordinary skill in the art, creative labor is not being paid
Under the premise of, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 be the embodiment of the present invention in prevent Android device by Root method one embodiment schematic diagram；
Fig. 2 be the embodiment of the present invention in prevent Android device by another embodiment schematic diagram of Root method；
Fig. 3 be the embodiment of the present invention in prevent Android device by Root device one embodiment schematic diagram；
Fig. 4 be the embodiment of the present invention in prevent Android device by another embodiment schematic diagram of Root device；
Fig. 5 is terminal device one embodiment schematic diagram of the embodiment of the present invention；
Fig. 6 is one embodiment schematic diagram so that terminal is mobile phone as an example in the embodiment of the present invention.
Android device is prevented by Root method, device and terminal the embodiments of the invention provide a kind of, and Android device can be prevented by Root.
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made should all belong to the scope of protection of the invention.
The (if present)s such as term " first ", " second ", " the 3rd " " the 4th " in description and claims of this specification and above-mentioned accompanying drawing are for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that the data so used can be exchanged in the appropriate case, so that the embodiments described herein can be implemented with the order in addition to the content for illustrating or describing herein.In addition, term " comprising " and " having " and their any deformation, it is intended to cover non-exclusive include, for example, process, method, system, product or the equipment for containing series of steps or unit are not necessarily limited to those steps clearly listed or unit, but may include not list clearly or for the intrinsic other steps of these processes, method, product or equipment or unit.
To facilitate understanding of the present embodiment of the invention, a kind of principle for preventing Android device by Root in the embodiment of the present invention is described below.
The read-only protection scheme of System subregions, can effectively take precautions against cracking for a common key Root instruments.But it is due to be realized in block device layer, and embedded multi-media card (EMMC, Embedded Multi Media Card) it can take out multiple block devices in block device layer, these block devices are respectively directed to each subregion (wherein having individual block device to point to the System subregions on the EMMC) on whole EMMC, in block
Mechanical floor can only limit the access to System subregions, but hacker can illegally be write by accessing other subregions, therefore can not thoroughly take precautions against Root is carried out by way of replacing mirror image.Due to EMMC EMMC driving layer can only take out an EMMC equipment, by being limited the Reading Sections that EMMC equipment is pointed to, (present invention is by configurable write filtering function, by writing non-read command of the filtering function filtration in the data of Reading Sections), the purpose for preventing that the data of Reading Sections are tampered can be reached, also it just can thoroughly take precautions against and Root is carried out by way of replacing mirror image, meanwhile, it also can effectively take precautions against cracking for a common key Root instruments.
On the basis of above-mentioned principle, Root is carried out to equipment such as mobile phone, flat boards and is illustrated with the following examples：
Referring to Fig. 1, preventing Android device from being included by Root method one embodiment in the embodiment of the present invention：
101st, the non-read command that layer is driven to embedded multi-media card EMMC is received；
In the present embodiment, receive the non-read command that layer is driven to embedded multi-media card EMMC, wherein the non-read command writes (CMD24), polylith including monolithic and writes (CMD25) and erasing order (CMD38), also include other kinds of non-read command, be specifically not construed as limiting herein.
102nd, if it is determined that the mode of operation of the operating system where EMMC driving layers is normal startup mode or normal engineering Recovery patterns, then start and pre-configured write filtering function；
After the non-read command to embedded multi-media card EMMC driving layers is received, if it is determined that the mode of operation of the operating system where EMMC driving layers is normal startup mode or normal engineering Recovrey patterns, then start and pre-configured write filtering function, wherein the Recovrey patterns are a kind of pattern that can be modified to the data inside Android machine or system, the Recovrey patterns are called reforestation practices, brush machine pattern.
It is used to stop illegal write operation it should be noted that this writes filtering function, can be by structural texture body function, in the structure function configuring this writes filtering function, and this, which writes filtering function, mainly includes the function of three aspects：Judge whether the order that receives is non-read command, judge non-read command and whether act on the data of Reading Sections and filter non-read command.
It should be noted that normal startup mode herein can be understood as the pattern of entire interface, Recovery patterns herein can be understood as the pattern that interface is simple, is safeguarded for mobile phone.
Further, the operating system can be the operating system of mobile phone, can also be the operating system of flat board.
Root is carried out to Android device in the present invention, it can be understood as Root is carried out to the equipment with Android operation system.
103rd, filtering function is write by this and judges whether the non-read command acts on the data that the EMMC drives the Reading Sections in layer, if so, then writing filtering function by this filters the non-read command, if it is not, then issuing the non-read command.
Filtering function is write by this and judges whether the non-read command acts on the data that the EMMC drives the Reading Sections in layer, if so, then stopping issuing for the non-read command, return terminates, it is possible to which selection sets error flag, if it is not, then issuing the non-read command.
Wherein, above-mentioned stopping non-read command issues to filter a kind of method of the non-read command, other method can also be taken to filter the non-read command, here is omitted.
In the present embodiment, filtering function is write by pre-configured, judge the data for the Reading Sections whether non-read command is acted in EMMC driving layers, when being judged as YES, filter the non-read command, due to EMMC EMMC driving layer can only take out an EMMC equipment, by limiting the Reading Sections that EMMC equipment is pointed to, also the purpose for preventing that the data of Reading Sections are tampered just has been reached, so Android device can be prevented by Root.
In order to make it easy to understand, below to preventing Android device to be described in detail by Root method in the embodiment of the present invention, referring to Fig. 2, preventing Android device from being included by another embodiment of Root method in the embodiment of the present invention：
201st, the non-read command that layer is driven to EMMC is received；
In the present embodiment, receive the non-read command that upper layer application drives layer to EMMC, wherein the non-read command writes (CMD24) including monolithic and polylith writes (CMD25) and erasing order (CMD38), also include other kinds of non-read command, be specifically not construed as limiting herein.
It should be noted that the non-read command can be asked (BIO) to issue by block device, multimedia card (MMC, Multimedia Card) appealing structure is converted into EMMC drivings layer BIO, queuing is handled in MMC queue.
If the mode of operation of the operating system where EMMC driving layers the 202, are determined according to the processing function triggered in the corresponding initialization init processes of the non-read command is normal startup mode or normal engineering Recovery patterns, starts and pre-configured write filtering function；
It is corresponding initial according to the non-read command after the non-read command to EMMC driving layers is received
It is normal startup mode or normal engineering Recovrey patterns come the mode of operation for determining the operating system where EMMC driving layers to change the processing function triggered in init processes, then start and pre-configured write filtering function, wherein the Recovrey patterns are a kind of pattern that can be modified to the data inside Android machine or system, the Recovrey patterns are called reforestation practices, brush machine pattern.
It should be noted that, the processing function can be the processing function in sys_wp_init_action, the processing function is the operation of the action (Action) of a standard in Android framework, it can be understood as the function performed in start process, it can also be other kinds of processing function, specifically be not construed as limiting herein.
It should be noted that by structural texture body function, in the structure function configuring this writes filtering function, and this, which writes filtering function, mainly includes the function of three aspects：Judge whether the order that receives is non-read command, judge non-read command and whether act on the data of Reading Sections and filter non-read command.
It should be noted that normal startup mode herein can be understood as the pattern of entire interface, Recovery patterns herein can be understood as the pattern that interface is simple, is safeguarded for mobile phone.
Further, the operating system can be the operating system of mobile phone, can also be the operating system of flat board.Root is carried out to Android device in the present invention, it can be understood as Root is carried out to the equipment with Android operation system.
The mode of operation of operating system where EMMC driving layers are determined when the processing function triggered in corresponding initialization init processes of non-read command according to this is not normal startup mode, nor during normal engineering Recovrey patterns, by way of restarting cancel this and write filtering function.
203rd, filtering function is write by this and obtains the address that the non-read command is acted on；
The address that filtering function obtains the non-read-only command mapping is write by this, shows that this is write filtering function and has been pre-configured with the function of obtaining address.
204th, the data for the Reading Sections whether non-read command is acted in the EMMC are judged according to the address, if so, step 205 is then performed, if it is not, then performing step 206；
Because the corresponding subregion in the address having is read-only, the corresponding subregion in some addresses is not read-only, the data for the Reading Sections whether non-read command is acted in the EMMC is judged according to the address, if so, step 205 is then performed, if it is not, then performing step 206.
205th, filtering function is write by this and filters the non-read command；
After the data for the Reading Sections that the non-read command is acted in EMMC driving layers are judged according to the address, filtering function is write by this and stops issuing for the non-read command, return terminates, it is possible to select
Error flag is set.
206th, the non-read command is issued.
After the data for the Reading Sections that the non-read command is not acted in EMMC driving layers are judged according to the address, the non-read command is issued.
If it should be noted that receiving PUK, issuing the non-read command.As long as that is, with PUK, it is possible to carry out legal Root.
Further, it is a variety of one kind in particular cases to carry out Root above by PUK, under the following conditions, can also carry out legal Root：
In producing line load images link, customer upgrade mirror image link, when the stage is debugged in product development and operating system starts for the first time.
Before taking the present invention to carry out Root, it can first judge whether to be under above-mentioned condition, if so, then allowing Root.
In the present embodiment, filtering function is write by pre-configured, judge the data for the Reading Sections whether non-read command is acted in EMMC driving layers, when being judged as YES, filter the non-read command, due to EMMC EMMC driving layer can only take out an EMMC equipment, by limiting the Reading Sections that EMMC equipment is pointed to, also the purpose for preventing that the data of Reading Sections are tampered just has been reached, so Android device can be prevented by Root.
Secondly, the judgement to normal startup mode and normal Recovery patterns has been refined and the data for the Reading Sections whether non-read command is acted in EMMC is judged by address, the present embodiment is had more publicity.
In order to make it easy to understand, below with an actual application scenarios to preventing Android device to be described by Root method in the embodiment of the present invention：
Mobile phone, which has been pre-configured with, writes filtering function, after hacker A has downloaded mirror image, hacker A starts to brush into mirror image, during brushing, mobile phone receives the non-read command that layer is driven to EMMC, processing function according to being triggered in the corresponding initialization init processes of the non-read command judges non-read command of the non-read command for normal Recovery patterns, handset starting writes filtering function, obtain the address of the non-read command effect, determine that the non-read command acts on the data that the EMMC drives the Reading Sections in layer by address, mobile phone stops issuing for the non-read command by writing filtering function, return terminates, and error flag is set.
Being described below in the embodiment of the present invention prevents Android device by Root device, referring to Fig. 3, preventing Android device from being included by one embodiment of Root device in the embodiment of the present invention：
Receiving unit 301, non-read command of layer is driven for receiving to embedded multi-media card EMMC；
Determining unit 302, for determine the EMMC driving layer where operating system mode of operation be normal startup mode or normal engineering Recovrey patterns；
Start unit 303, pre-configured for starting writes filtering function；
Judging unit 304, judges whether the non-read command acts on the data that the EMMC drives the Reading Sections in layer for writing filtering function by this；
Execution unit 305, for when judging unit 304 by this write filtering function judge the non-read command act on the EMMC drive layer in Reading Sections data when, filtering function is write by this and filters the non-read command, when judging unit 304 writes filtering function by this judges the data for the Reading Sections that the non-read command is not acted in EMMC driving layers, the non-read command is issued.
In the present embodiment, filtering function is write by pre-configured, judge the data for the Reading Sections whether non-read command is acted in EMMC driving layers, when being judged as YES, filter the non-read command, due to EMMC EMMC driving layer can only take out an EMMC equipment, by limiting the Reading Sections that EMMC equipment is pointed to, also the purpose for preventing that the data of Reading Sections are tampered just has been reached, so Android device can be prevented by Root.
In order to make it easy to understand, below to preventing Android device to be described in detail by Root device in the embodiment of the present invention, referring to Fig. 4, preventing Android device from being included by another embodiment of Root device in the embodiment of the present invention：
Receiving unit 401, non-read command of layer is driven for receiving to embedded multi-media card EMMC；
Determining unit 402, for determine the EMMC driving layer where operating system mode of operation be normal startup mode or normal engineering Recovrey patterns；
Start unit 403, pre-configured for starting writes filtering function；
Judging unit 404, judges whether the non-read command acts on the data that the EMMC drives the Reading Sections in layer for writing filtering function by this；
Execution unit 405, the non-read command is judged for writing filtering function by this when judging unit 404
During the data of the Reading Sections acted in EMMC driving layers, filtering function is write by this and filters the non-read command, when judging unit 404 writes filtering function by this judges the data for the Reading Sections that the non-read command is not acted in EMMC driving layers, the non-read command is issued.
The present embodiment also includes：
Acquiring unit 406, the address that the non-read command is acted on is obtained for writing filtering function by this；
Structural unit 407, for structural texture body function；
Dispensing unit 408, filtering function is write for configuring this in the structure function；
First processing units 409, filtering function is write for cancelling this by way of promptly restarting；
Second processing unit 410, if the PUK for getting the Android device, issues the non-read command.
Determining unit 402 wherein in the present embodiment includes：
Determination subelement 4021, for determined according to the processing function triggered in the corresponding initialization init processes of the non-read command the EMMC driving layer where operating system mode of operation be normal startup mode or normal engineering Recovery patterns；
Judging unit 404 wherein in the present embodiment includes：
Judgment sub-unit 4041, the data for judging the Reading Sections whether non-read command is acted in the EMMC according to the address.
In the present embodiment, filtering function is write by pre-configured, judge the data for the Reading Sections whether non-read command is acted in EMMC driving layers, when being judged as YES, filter the non-read command, due to EMMC EMMC driving layer can only take out an EMMC equipment, by limiting the Reading Sections that EMMC equipment is pointed to, also the purpose for preventing that the data of Reading Sections are tampered just has been reached, so Android device can be prevented by Root.
Secondly, the judgement to normal startup mode and normal Recovery patterns has been refined and the data for the Reading Sections whether non-read command is acted in EMMC is judged by address, the present embodiment is had more publicity.
In order to make it easy to understand, below with an actual application scenarios preventing Android device to be described by the interaction Root device each unit in the present embodiment：
Receiving unit 401 receives the non-read command that upper layer application drives layer to EMMC, and wherein the non-read command writes (CMD24) including monolithic and polylith writes (CMD25) and erasing order (CMD38),
Also include other kinds of non-read command, be specifically not construed as limiting herein；It should be noted that the non-read command can be asked (BIO) to issue by block device, MMC appealing structures are converted into EMMC drivings layer BIO, queuing is handled in MMC queue.After the non-read command to EMMC driving layers is received, determination subelement 4021 in determining unit 402 determined according to the processing function triggered in the corresponding initialization init processes of the non-read command the EMMC driving layer where operating system mode of operation be normal startup mode or normal engineering Recovrey patterns, then start unit 403, which starts, pre-configured writes filtering function, wherein the Recovrey patterns are a kind of pattern that can be modified to the data inside Android machine or system, the Recovery patterns are called reforestation practices, brush machine pattern；It should be noted that the processing function can be the processing function in sys_wp_init_action, the processing function is the operation of the action (Action) of a standard in Android framework, it can be understood as the function performed in start process.It can also be other kinds of processing function, specifically be not construed as limiting herein.It should be noted that by the structural texture body function of structural unit 407, by the configuration of dispensing unit 408, this writes filtering function in the structure function, and this, which writes filtering function, mainly includes the function of three aspects：Judge whether the order that receives is non-read command, judge non-read command and whether act on the data of Reading Sections and filter non-read command.Normal startup mode herein can be understood as the pattern of entire interface, and Recovery patterns herein can be understood as the pattern that interface is simple, is safeguarded for mobile phone.Further, the operating system can be the operating system of mobile phone, can also be the operating system of flat board.Root is carried out to Android device in the present invention, it can be understood as Root is carried out to the equipment with Android operation system.The mode of operation of operating system where EMMC driving layers are determined when the processing function triggered in corresponding initialization init processes of non-read command according to this is not normal startup mode, nor during normal engineering Recovrey patterns, first processing units 409 cancel this by way of restarting and write filtering function.Acquiring unit 406 writes the address that filtering function obtains the non-read-only command mapping by this.Because the corresponding subregion in the address having is read-only, the corresponding subregion in some addresses is not read-only, and the judgment sub-unit 4041 in judging unit 404 judges the data for the Reading Sections whether non-read command is acted in the EMMC according to the address.After the data for the Reading Sections that the non-read command is acted in EMMC driving layers are judged according to the address, execution unit 405 writes filtering function by this and stops issuing for the non-read command, and return terminates, it is possible to which selection sets error flag.After the data for the Reading Sections that the non-read command is not acted in EMMC driving layers are judged according to the address, execution unit 405 issues the non-read command.If second processing unit 410 gets the PUK of the Android device, the non-read command is issued.
The embodiment of the present invention also provides a kind of terminal, as shown in figure 5, including：Receiver 501, processor 502；
Wherein, above-mentioned processor 502, for controlling to perform：Receive the non-read command that layer is driven to embedded multi-media card EMMC；If it is determined that the mode of operation of the operating system where EMMC driving layers is normal startup mode or normal engineering Recovery patterns, then starts and pre-configured write filtering function；Filtering function is write by this and judges whether the non-read command acts on the data that the EMMC drives the Reading Sections in layer, if so, then writing filtering function by this filters the non-read command, if it is not, then issuing the non-read command.
In the present embodiment, filtering function is write by pre-configured, judge the data for the Reading Sections whether non-read command is acted in EMMC driving layers, when being judged as YES, filter the non-read command, due to EMMC EMMC driving layer can only take out an EMMC equipment, by limiting the Reading Sections that EMMC equipment is pointed to, also the purpose for preventing that the data of Reading Sections are tampered just has been reached, so Android device can be prevented by Root.
The embodiment of the present invention additionally provides the specific implementation for how determining mode of operation, as follows：Above-mentioned processor 502, is performed specifically for control：If the mode of operation of the operating system where EMMC driving layers are determined according to the processing function triggered in the corresponding initialization init processes of the non-read command is normal startup mode or normal engineering Recovery patterns, then start pre-configured filtering function of writing, otherwise cancel this by way of restarting and write filtering function.
Above-mentioned Recovrey patterns are a kind of pattern that can be modified to the data inside Android machine or system.The processing function can be the processing function in sys_wp_init_action, the processing function is the operation of the action (Action) of a standard in Android framework, it can be understood as the function performed in start process, it can also be other kinds of processing function, specifically be not construed as limiting herein.
In embodiments of the present invention, because the corresponding subregion in the address having is read-only, the corresponding subregion in some addresses is not read-only, and therefore, above-mentioned processor 502 is additionally operable to control and performed：Filtering function is write by this and obtains the address that the non-read command is acted on, the data for the Reading Sections whether non-read command is acted in EMMC driving layers are judged according to the address, if so, then writing filtering function by this filters the non-read command, if it is not, then issuing the non-read command.
Referring to Fig. 6, another embodiment of terminal includes in the embodiment of the present invention：
For convenience of description, the part related to the embodiment of the present invention is illustrate only, particular technique details is not
Disclose, refer to present invention method part.The terminal can be to include mobile phone, tablet personal computer, PDA (Personal Digital Assistant, personal digital assistant), POS (Point of Sales, point-of-sale terminal), any terminal device such as vehicle-mounted computer, so that terminal is mobile phone as an example：
Fig. 6 is illustrated that the block diagram of the part-structure of the mobile phone related to terminal provided in an embodiment of the present invention.With reference to Fig. 6, mobile phone includes：Radio frequency (Radio Frequency, RF) the part such as circuit 610, memory 620, input block 630, display unit 640, sensor 650, voicefrequency circuit 660, Wireless Fidelity (wireless fidelity, WiFi) module 670, processor 680 and power supply 690.It it will be understood by those skilled in the art that the handset structure shown in Fig. 6 does not constitute the restriction to mobile phone, can include than illustrating more or less parts, either combine some parts or different parts arrangement.
Each component parts of mobile phone is specifically introduced with reference to Fig. 6：
RF circuits 610 can be used for receiving and sending messages or communication process in, the reception and transmission of signal especially, after the downlink information of base station is received, are handled to processor 680；In addition, being sent to base station by up data are designed.Generally, RF circuits 610 include but is not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier (Low Noise Amplifier, LNA), duplexer etc..In addition, RF circuits 610 can also be communicated by radio communication with network and other equipment.Above-mentioned radio communication can use any communication standard or agreement, including but not limited to global system for mobile communications (Global System of Mobile communication, GSM), general packet radio service (General Packet Radio Service, GPRS), CDMA (Code Division Multiple Access, CDMA), WCDMA (Wideband Code Division Multiple Access, WCDMA), Long Term Evolution (Long Term Evolution, LTE), Email, Short Message Service (Short Messaging Service, SMS) etc..
Memory 620 can be used for storage software program and module, and processor 680 is stored in the software program and module of memory 620 by operation, so as to perform various function application and the data processing of mobile phone.Memory 620 can mainly include storing program area and storage data field, wherein, application program (such as sound-playing function, image player function etc.) that storing program area can be needed for storage program area, at least one function etc.；Storage data field can be stored uses created data (such as voice data, phone directory etc.) etc. according to mobile phone.In addition, memory 620 can include high-speed random access memory, nonvolatile memory, for example, at least one disk memory, flush memory device or other volatile solid-state parts can also be included.
Input block 630 can be used for the numeral or character information for receiving input, and the key signals that generation is set with the user of mobile phone and function control is relevant to input.Specifically, input block 630 may include contact panel 631 and other input equipments 632.Contact panel 631, also referred to as touch-screen, touch operation (such as user use any suitable object or annex operations on contact panel 631 or contact panel 631 near such as finger, stylus) of the user on or near it is collected, and corresponding attachment means are driven according to formula set in advance.Optionally, contact panel 631 may include both touch detecting apparatus and touch controller.Wherein, touch detecting apparatus detects the touch orientation of user, and detects the signal that touch operation is brought, and transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 680, and the order sent of reception processing device 680 and can be performed.Furthermore, it is possible to realize contact panel 631 using polytypes such as resistance-type, condenser type, infrared ray and surface acoustic waves.Except contact panel 631, input block 630 can also include other input equipments 632.Specifically, the one or more that other input equipments 632 can include but is not limited in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, action bars etc..
Display unit 640 can be used for showing the information inputted by user or be supplied to the information of user and the various menus of mobile phone.Display unit 640 may include display panel 641, optionally, display panel 641 can be configured using forms such as liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diodes (Organic Light-Emitting Diode, OLED).Further, contact panel 631 can cover display panel 641, after contact panel 631 detects the touch operation on or near it, processor 680 is sent to determine the type of touch event, corresponding visual output is provided on display panel 641 according to the type of touch event with preprocessor 680.Although in figure 6, contact panel 631 and display panel 641 are input and the input function that mobile phone is realized as two independent parts, but in some embodiments it is possible to by contact panel 631 and the input that is integrated and realizing mobile phone of display panel 641 and output function.
Mobile phone may also include at least one sensor 650, such as optical sensor, motion sensor and other sensors.Specifically, optical sensor may include ambient light sensor and proximity transducer, wherein, ambient light sensor can adjust the brightness of display panel 641 according to the light and shade of ambient light, proximity transducer can close display panel 641 and/or backlight when mobile phone is moved in one's ear.As one kind of motion sensor, accelerometer sensor can detect in all directions the size of (generally three axles) acceleration, can when static
Size and the direction of gravity are detected, application (such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) available for identification mobile phone posture etc.；The other sensors such as the gyroscope, barometer, hygrometer, thermometer, the infrared ray sensor that can also configure as mobile phone, will not be repeated here.
Voicefrequency circuit 660, loudspeaker 661, microphone 662 can provide the COBBAIF between user and mobile phone.Electric signal after the voice data received conversion can be transferred to loudspeaker 661, voice signal output is converted to by loudspeaker 661 by voicefrequency circuit 660；On the other hand, the voice signal of collection is converted to electric signal by microphone 662, by voicefrequency circuit 660 receive after be converted to voice data, after voice data output processor 680 is handled again, through RF circuits 610 to be sent to such as another mobile phone, or voice data exported to memory 620 so as to further processing.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user to send and receive e-mail, browse webpage and access streaming video etc. by WiFi module 670, and it has provided the user wireless broadband internet and accessed.Although Fig. 6 shows WiFi module 670, but it is understood that, it is simultaneously not belonging to must be configured into for mobile phone, can be omitted as needed in the essential scope for do not change invention completely.
Processor 680 is the control centre of mobile phone, utilize various interfaces and the various pieces of connection whole mobile phone, software program and/or module in memory 620 are stored in by operation or execution, and call the data being stored in memory 620, the various functions and processing data of mobile phone are performed, so as to carry out integral monitoring to mobile phone.Optionally, processor 680 may include one or more processing units；It is preferred that, processor 680 can integrated application processor and modem processor, wherein, application processor mainly handles operating system, user interface and application program etc., and modem processor mainly handles radio communication.It is understood that above-mentioned modem processor can not also be integrated into processor 680.
Mobile phone also includes the power supply 690 (such as battery) powered to all parts, it is preferred that, power supply can be logically contiguous by power-supply management system and processor 680, so as to realize the functions such as management charging, electric discharge and power managed by power-supply management system.
Although not shown, mobile phone can also include camera, bluetooth module etc., will not be repeated here.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the specific work process of the system, apparatus, and unit of foregoing description may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
In several embodiments provided herein, it should be understood that disclosed system, device and
Method, can be realized by another way.For example, device embodiment described above is only schematical, for example, the division of the unit, it is only a kind of division of logic function, there can be other dividing mode when actually realizing, such as multiple units or component can combine or be desirably integrated into another system, or some features can be ignored, or do not perform.Another, it, by some interfaces, the INDIRECT COUPLING or communication connection of device or unit, can be electrical, machinery or other forms that shown or discussed coupling or direct-coupling or communication connection each other, which can be,.
The unit illustrated as separating component can be or may not be physically separate, and the part shown as unit can be or may not be physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Some or all of unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.
In addition, each functional unit in each of the invention embodiment can be integrated in a processing unit or unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated unit can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is realized using in the form of SFU software functional unit and as independent production marketing or in use, can be stored in a computer read/write memory medium.Understood based on such, the part or all or part of the technical scheme that technical scheme substantially contributes to prior art in other words can be embodied in the form of software product, the computer software product is stored in a storage medium, including some instructions to cause a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of each embodiment methods described of the invention.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
Described above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although the present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It can still modify to the technical scheme described in foregoing embodiments, or carry out equivalent substitution to which part technical characteristic；And these modifications or replacement, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (14)
- A kind of method for preventing Android device by Root, it is characterised in that including：Receive the non-read command that layer is driven to embedded multi-media card EMMC；If it is determined that the mode of operation of the operating system where EMMC driving layer is normal startup mode or normal engineering Recovery patterns, then starts and pre-configured write filtering function；Judge whether the non-read command acts on the data that the EMMC drives the Reading Sections in layer by the filtering function of writing, if so, then the non-read command is filtered by the filtering function of writing, if it is not, then issuing the non-read command.
- According to the method described in claim 1, it is characterised in that the mode of operation of the operating system where the determination EMMC drivings layer is that normal startup mode or normal engineering Recovery patterns include：The mode of operation that the operating system where EMMC driving layer is determined according to the processing function triggered in the corresponding initialization init processes of the non-read command is normal startup mode or normal engineering Reco very patterns.
- According to the method described in claim 1, it is characterised in that described to judge whether the non-read command is acted on before the data of the Reading Sections in the EMMC drivings layer by the filtering function of writing, methods described also includes：The address that the non-read command is acted on is obtained by the filtering function of writing；It is described to judge whether the non-read command acts on the EMMC and drive the data of the Reading Sections in layer to include by the filtering function of writing：The data for the Reading Sections whether non-read command is acted in the EMMC drivings layer are judged according to the address.
- According to the method in any one of claims 1 to 3, it is characterised in that methods described also includes：Structural texture body function；In the structure function filtering function is write described in configuration.
- According to the method in any one of claims 1 to 3, it is characterised in that if it is determined that the mode of operation of the operating system where EMMC driving layers is not normal startup mode, nor normal engineering Recovrey patterns, methods described also includes：Filtering function is write described in cancelling by way of restarting.
- Method according to any one of claims 1 to 3, it is characterised in that methods described also includes：If getting the PUK of the Android device, the non-read command is issued.
- A kind of device for preventing Android device by Root, it is characterised in that including：Receiving unit, non-read command of layer is driven for receiving to embedded multi-media card EMMC；Determining unit, for determining that the mode of operation of the operating system where EMMC driving layer is normal startup mode or normal engineering Recovrey patterns；Start unit, pre-configured for starting writes filtering function；Judging unit, for judging whether the non-read command acts on the data that the EMMC drives the Reading Sections in layer by the filtering function of writing；Execution unit, during data for judging the Reading Sections that the non-read command is acted in EMMC driving layer when judging unit, the non-read command is filtered by the filtering function of writing, when judging unit judges the data for the Reading Sections that the non-read command is not acted in the EMMC drivings layer, the non-read command is issued.
- Device according to claim 7, it is characterised in that the determining unit includes：Determination subelement, for determining that the mode of operation of the operating system where EMMC driving layer is normal startup mode or normal engineering Recovery patterns according to the processing function triggered in the corresponding initialization init processes of the non-read command.
- Device according to claim 7, it is characterised in that described device also includes：Acquiring unit, for obtaining the address that the non-read command is acted on by the filtering function of writing；The judging unit includes：Judgment sub-unit, the data for judging the Reading Sections whether non-read command is acted in the EMMC according to the address.
- Device according to any one of claim 7 to 9, it is characterised in that described device also includes：Structural unit, for structural texture body function；Dispensing unit, for writing filtering function described in the configuration in the structure function.
- Device according to any one of claim 7 to 9, it is characterised in that if it is determined that described The mode of operation of operating system where EMMC driving layers is not normal startup mode, nor normal engineering Recovrey patterns, described device also includes：First processing units, described filtering function is write for cancelling by way of restarting.
- Device according to any one of claim 7 to 9, it is characterised in that described device also includes：Second processing unit, if the PUK for getting the Android device, issues the non-read command.
- A kind of terminal, it is characterised in that including：One or more processors；Memory；And one or more programs, wherein one or more of programs are stored in the memory and are configured as by one or more of computing devices, and one or more of programs include the instruction for being used to perform the method according to any one of claim 1 to 6.
- Terminal according to claim 13, it is characterised in that the memory is readable storage medium storing program for executing, the instruction causes the terminal to perform the instruction of the method according to any one of claim 1 to 6 when being performed by the terminal.
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| PCT/CN2015/079812 WO2016187806A1 (en) | 2015-05-26 | 2015-05-26 | Method, device and terminal for preventing android device from being rooted |
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Effective date of registration: 20210419 Address after: Unit 3401, unit a, building 6, Shenye Zhongcheng, No. 8089, Hongli West Road, Donghai community, Xiangmihu street, Futian District, Shenzhen, Guangdong 518040 Patentee after: Honor Device Co.,Ltd. Address before: 518129 Bantian HUAWEI headquarters office building, Longgang District, Guangdong, Shenzhen Patentee before: HUAWEI TECHNOLOGIES Co.,Ltd. |