CN110532034A - Image forming apparatus and its starting control method, storage medium - Google Patents
Image forming apparatus and its starting control method, storage medium Download PDFInfo
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- CN110532034A CN110532034A CN201910832393.5A CN201910832393A CN110532034A CN 110532034 A CN110532034 A CN 110532034A CN 201910832393 A CN201910832393 A CN 201910832393A CN 110532034 A CN110532034 A CN 110532034A
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- management module
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/44—Program or device authentication
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- 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
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4411—Configuring for operating with peripheral devices; Loading of device drivers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- 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
- G06F9/44—Arrangements for executing specific programs
- G06F9/445—Program loading or initiating
- G06F9/44505—Configuring for program initiating, e.g. using registry, configuration files
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- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Health & Medical Sciences (AREA)
- Bioethics (AREA)
- General Health & Medical Sciences (AREA)
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Abstract
The present invention relates to a kind of image forming apparatus and its starting control methods, storage medium, image forming apparatus includes imaging control module and safety management module, the starting control method includes: after image forming apparatus powers on, imaging control module starts to execute startup program, while safety management module starts the credible measurement of carry out to startup program；When safety management module determines that the measurement results of startup program are insincere, safety management module carries out insincere processing to imaging control module.The above method needs to start slow problem caused by carrying out security measure startup program when being able to solve image forming apparatus starting.
Description
Technical field
The present invention relates to definition technique fields, and in particular to a kind of image forming apparatus and its starting control method,
Storage medium.
Background technique
With the development of imaging technique, image forming apparatus is more and more to be applied in offices and daily life, common
Image forming apparatus includes but is not limited to printer, duplicator, scanner, facsimile machine or comprehensive printing, duplicates, scanning, fax
One or more kinds of multifunctional paper feeding machine in function.In the prior art, image forming apparatus is in order to make information security more may be used
Control can be arranged safety management module and carry out safety management to the imaging control module of image forming apparatus, work as image forming apparatus
After powering on, it usually needs safety management module carries out safety to the various pieces of startup program step by step to image forming apparatus
Measurement only just allows imaging control module to execute the corresponding part of startup program, in this way, will cause after security measure passes through
The starting time of image forming apparatus is longer, influences user experience.
Summary of the invention
The embodiment of the present invention provides a kind of image forming apparatus and its starting control method, storage medium, is able to solve pair
Image forming apparatus needs to start slow problem caused by carrying out security measure startup program when starting.
In a first aspect, the embodiment of the invention provides a kind of starting control method of image forming apparatus, described image shape
It include imaging control module and safety management module at device, which comprises
After described image formation device powers on, the imaging control module starts to execute startup program, while the safety
Management module starts the credible measurement of carry out to the startup program；
When the safety management module determines that the measurement results of the startup program are insincere, the safety management mould
Block carries out insincere processing to the imaging control module.
Optionally, the startup program includes Boot program, Uboot program and operating system program, the imaging control
Module executes the startup program, comprising:
The imaging control module first carries out the Boot program, before having executed the Boot program, if the imaging
Control module does not do insincere processing by the safety management module, then the imaging control module continues to execute the Boot journey
Sequence, until the Boot program finishes execution；
If the imaging control module executes the Boot program and finishes, starts to execute the Uboot program, execute
Before the complete Uboot program, if the imaging control module does not do insincere processing by the safety management module, continue to hold
The row Uboot program, until the Uboot program finishes execution；
If the imaging control module executes the Uboot program and finishes, start to execute the operating system program, In
Before having executed the operating system program, if the imaging control module does not do insincere processing by the safety management module,
The operating system program is then continued to execute, until the operating system program is finished.
Optionally, the safety management module carries out credible measurement to the startup program, comprising:
The safety management module first carries out credible measurement to the Boot program, if the measurement results of the Boot program
To be credible, then credible measurement further is carried out to the Uboot program, if the measurement results of the Boot program be it is credible,
Credible measurement further is carried out to the operating system program.
Optionally, if the imaging control module executes the operating system program and finishes, the method also includes: it is described
Imaging control module executes at least one application program that the operating system is configured；
If the safety management module be to the measurement results of the operating system program it is credible, the method also includes:
The safety management module carries out credible measurement at least one described application program.
Optionally, the imaging control module executes the Boot program, comprising:
The imaging control module executes the Boot program and to load corresponding with the Boot program first credible soft
Part base obtains the Uboot program by the first trusted software base, and carries out trust computing to the Uboot program, obtains
To the first credible check information, and by the first trusted software base the described first credible check information is sent to described
Safety management module；
The imaging control module executes Uboot program, comprising:
The imaging control module executes the Uboot program and to load corresponding with the Uboot program second credible
Software base obtains the operating system program by the second trusted software base, and can to operating system program progress
Letter calculates, and obtains the second credible check information, and passes through the second trusted software base for the described second credible check information
It is sent to the safety management module；
The imaging control module executes operating system program, comprising:
The imaging control module executes the operating system program and loads corresponding with the operating system program the
Three trusted software bases, by the third trusted software base obtain at least one described application program and to it is described at least one answer
Trust computing is carried out with application program each in program, obtains the credible check information of third, passes through the third trusted software base
The credible check information of the third is sent to the safety management module.
Optionally, the safety management module carries out credible measurement to the Boot program, comprising:
The safety management module obtains the Boot program, and carries out trust computing to the Boot program, obtains the
Four credible check informations, and the measurement results of the Boot program are obtained according to the 4th credible check information；
The safety management module carries out credible measurement to the Uboot program, comprising:
The described first credible check information that the first trusted software base is sent is received, according to the described first credible school
It tests information and obtains the measurement results of the Uboot program；
The safety management module carries out credible measurement to the operating system program, comprising:
The described second credible check information that the second trusted software base is sent is received, according to the described second credible school
It tests information and obtains the measurement results of the operating system program；
The safety management module carries out credible measurement to the application program, comprising:
The credible check information of the third that the third trusted software base is sent is received, according to the credible school of the third
It tests information and obtains the measurement results of each application program at least one described application program.
Optionally, the safety management module carries out credible measurement to the Boot program, comprising:
The safety management module obtains the Boot program, and carries out trust computing to the Boot program, obtains the
Five credible check informations, and the measurement results of the Boot program are obtained according to the 5th credible check information；
The safety management module carries out credible measurement to the Uboot program, comprising:
The safety management module obtains the Uboot program, and carries out trust computing to the Uboot program, obtains
6th credible check information, and the measurement results of the Uboot program are obtained according to the 6th credible check information；
The safety management module carries out credible measurement to the operating system program, comprising:
The safety management module obtains the operating system program, and carries out credible meter to the operating system program
It calculates, obtains the 7th credible check information, and determine the measurement of the operating system program according to the 7th credible check information
As a result；
The safety management module carries out credible measurement to the application program, comprising:
The safety management module obtains at least one described application program, and to every at least one described application program
A application program carries out trust computing, obtains the 8th credible check information, and obtain institute according to the 8th credible check information
State the measurement results of each application program at least one application program.
Optionally, when the measurement results that the startup program is determined when the safety management module are insincere, institute
It states safety management module and insincere processing is carried out to the imaging control module, comprising:
When the safety management module determines that the measurement results of the startup program are insincere, the imaging control is controlled
Molding block reset, so that the imaging control module returns to original state, alternatively, controlling the imaging control module power-off.
Optionally, the method also includes: if at least one described application program there are credible measurement results be can not
When the first application program of letter, the safety management module forbids the imaging control module to execute first application program.
Second aspect, the embodiment of the invention provides a kind of image forming apparatuses, comprising:
Imaging control module is configured as after described image forms device and powers on, and the imaging control module starts to hold
Row startup program；
Safety management module is configured as starting while the imaging control module starts and executes startup program to institute
State startup program and carry out credible measurement, and when the safety management module determine the startup program measurement results be can not
When letter, insincere processing is carried out to the imaging control module.
Optionally, the startup program includes Boot program, Uboot program and operating system program, the imaging control
Module is specifically configured to:
The Boot program is first carried out, before having executed the Boot program, if the imaging control module is not described
Safety management module does insincere processing, then the imaging control module continues to execute the Boot program, until the Boot
Program finishes execution；
If executing the Boot program to finish, start to execute the Uboot program, is executing the Uboot program
Before, if the imaging control module does not do insincere processing by the safety management module, continue to execute the Uboot journey
Sequence, until the Uboot program finishes execution；
If executing the Uboot program to finish, start to execute the operating system program, is executing the operation system
Before system program, if the imaging control module does not do insincere processing by the safety management module, the behaviour is continued to execute
Make system program, until the operating system program is finished.
Optionally, the safety management module is specifically configured to:
Credible measurement first is carried out to the Boot program, if the measurement results of the Boot program be it is credible, further
Credible measurement is carried out to the Uboot program, if the measurement results of the Boot program be it is credible, further to the operation
System program carries out credible measurement.
Optionally, if the imaging control module executes the operating system program and finishes, the imaging control module
It is also configured to start to execute at least one application program that the operating system is configured；
If the safety management module is credible, the safety management mould to the measurement results of the operating system program
Block is additionally configured to carry out credible measurement at least one described application program.
The third aspect, the embodiment of the invention provides a kind of storage medium, the storage medium includes the program of storage,
In, equipment where controlling the storage medium in described program operation executes the above method.
Fourth aspect, it is described to deposit the embodiment of the invention provides a kind of image forming apparatus, including memory and processor
Reservoir is used to control the execution of program instruction, described program instruction for storing the information including program instruction, the processor
The step of above method is realized when being loaded and executed by processor.
It is appreciated that the image forming apparatus in the embodiment of the present invention is after it is powered on, safety management module is opened described
The credible measurement of carry out of dynamic program, while imaging control module also executes startup program, it can by the way of above-mentioned synchronous progress
To improve the starting speed of image forming apparatus, the caused equipment due to needing the credible measurement of progress to startup program is solved
The slow problem of start-up course, optimizes user experience.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of schematic block diagram of the starting control method of image forming apparatus provided in an embodiment of the present invention；
Fig. 2 is a kind of starting control method flow chart of image forming apparatus provided in an embodiment of the present invention；
Fig. 3 is a kind of hardware block diagram of image forming apparatus provided in an embodiment of the present invention；
Fig. 4 be another embodiment of the present invention provides a kind of image forming apparatus hardware block diagram；
Fig. 5 is the schematic block diagram of image forming apparatus provided in an embodiment of the present invention.
Specific embodiment
For a better understanding of the technical solution of the present invention, being retouched in detail to the embodiment of the present invention with reference to the accompanying drawing
It states.
It will be appreciated that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
Its embodiment, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.In the embodiment of the present invention and the "an" of singular used in the attached claims, " described " and "the"
It is also intended to including most forms, unless context clearly shows that other meanings.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation for describing affiliated partner, indicate
There may be three kinds of relationships, for example, A and/or B, can indicate: individualism A, exist simultaneously A and B, individualism B these three
Situation.In addition, character "/" herein, typicallys represent the relationship that forward-backward correlation object is a kind of "or".
Attached drawing 1 is please referred to, the embodiment of the present invention provides a kind of starting control method of image forming apparatus, wherein image
Forming device includes imaging control module and safety management module, and method includes:
After image forming apparatus powers on, imaging control module starts to execute startup program, while safety management module starts
To the credible measurement of carry out of startup program；
When safety management module determines that the measurement results of startup program are insincere, safety management module controls imaging
Module carries out insincere processing.
It is appreciated that the image forming apparatus in the embodiment of the present invention, after it is powered on, safety management module is to starting journey
The carry out of sequence is credible measurement and imaging control module be performed simultaneously startup program, the credible measurement using above-mentioned startup program with hold
The starting speed of image forming apparatus can be improved in the synchronous mode carried out of row, solves due to needing the progress to startup program can
The slow problem of the caused equipment start-up course of reliability amount, optimizes user experience.
Specifically, image forming apparatus indicates to print in the recording medium of such as printing paper for example by computer generation
The device of print data.The example of image forming apparatus include but is not limited to duplicator, printer, facsimile machine, scanner and
The multifunction peripheral of above functions is executed in one single.
Specifically, imaging control module is SoC (System on Chip, system on chip), is configured as control image shape
At the image forming process operation of device, SoC is for executing data transmit-receive, order transmitting-receiving, the relevant processing operation of engine control, example
Such as, how to pass through application call interface unit (including but not limited to USB port, wired network port, wireless network port
Deng) come sending and receiving data, order, state etc., received print parameters can also be obtained by application program, and resolve to control and draw
The order that mechanism executes specific function is held up, for example, LSU exposure parameter, paper pick-up roller rotational parameters etc.；In addition, for there is user's power
The image forming apparatus SoC of limit certification perhaps encryption/decryption process function be also arranged to be able to execute user right certification or
Encryption/decryption process function, and the interface unit in image forming apparatus can also receive the print job for carrying out automatic drive device
Data and printing, scanning, fax order, or send scanning, facsimile data, printing, scanning, FAX mode information etc., and
Safety management module exchanges the information such as predetermined safety regulation, log with security monitoring service device.
Specifically, safety management module includes trust computing administration module, is formed for monitoring image and control is imaged in device
The corresponding operation activity of molding block (SoC)；Trust computing (Trusted Computing) in safety management module, is for row
It gives birth to, is widely used in computer and communication system for safety, to improve the safety of system entirety.Information security includes four
A aspect: equipment safety, data safety, content safety and behavior safety；For the behavior peace for further promoting image forming apparatus
Omnicharacteristic, this embodiment introduces trust computing functions；The corresponding Functional Module of the safety management module that the present embodiment refers to
Include four kinds of functions: program (or module) starting/operation monitoring function (such as white list strategy), registering functional, audit function, liter
Grade monitoring function, specifically, safety management module are responsible for supervising the drive of image forming apparatus operating system (such as linux system)
Dynamic layer module and the application layer program for being responsible for supervision image forming apparatus, safety management module only allow to run white list range
Interior driving and program, driving and program within the scope of non-white list do not allow to run；Safety management module will record or report
The security incident behavior occurred on image forming apparatus, may be implemented in this way driving layer to image forming apparatus and application layer into
Row supervision comprehensively, can effectively prevent the unsafe acts of the application program and device drives of imaging control module.
Further, in one or more embodiment of the invention, startup program includes Boot program, Uboot program
And operating system (Operating System, OS) program, wherein Boot program and Uboot program open for image forming apparatus
Imaging control module needs bootstrap to be loaded when dynamic.
Further, imaging control module executes startup program, comprising:
Imaging control module first carries out Boot program, before having executed Boot program, if imaging control module is not by safety
Management module does insincere processing, then imaging control module continues to execute Boot program, until Boot program finishes execution；
If imaging control module executes Boot program and finishes, starts to execute Uboot program, executing Uboot program
Before, if imaging control module does not do insincere processing by safety management module, Uboot program is continued to execute, until Uboot journey
Sequence is finished；
If imaging control module executes Uboot program and finishes, start to execute operating system program, is executing operation system
Before system program, if imaging control module does not do insincere processing by safety management module, operating system program is continued to execute, directly
It is finished to operating system program.
Further, in one or more embodiment of the invention, if imaging control module executes operating system program
It finishes, method further include: imaging control module executes at least one application program that operating system is configured.
In one or more embodiment of the invention, safety management module carries out credible measurement to startup program, comprising:
Safety management module first carries out credible measurement to Boot program, if the measurement results of Boot program be it is credible, into
One step carries out credible measurement to Uboot program, if the measurement results of Boot program be it is credible, further to operating system program
Carry out credible measurement.
Further, in one or more embodiment of the invention, if safety management module is to operating system program
Measurement results are credible, method further include: safety management module carries out credible measurement at least one application program.
Further, when safety management module determines that the measurement results of startup program are insincere, safety management module
Insincere processing is carried out to imaging control module, can specifically include:
When safety management module determines that the measurement results of Boot program or Uboot program or operating system program are insincere
When, control imaging control module resets, so that imaging control module returns to original state, alternatively, control imaging control module
Power-off.
If at least one application program there are credible measurement results be incredible first application program when, safety management
Module forbids imaging control module to execute the first application program.Wherein, safety management module forbids imaging control module to execute the
One application program specifically: if imaging control module is carrying out the first application program, control signal occurs for safety management module
Imaging control module is controlled to stop executing the first application program, if imaging control module is not carrying out the first application program,
Safety management module controls imaging control module and does not permit the first application program of execution.
More specifically, when safety management module determines the measurement knot of Boot program or Uboot program or operating system program
When fruit is insincere, if current imaging control module is carrying out Boot program or Uboot program or operating system program or answers
With program, then safety management module first controls imaging control module and stops executing the Boot program being currently executing or Uboot
Program or operating system program or application program, then control imaging control module and reset or power off.
In order to further explain the starting control method of image forming apparatus provided in an embodiment of the present invention, below at
As control module executes the process and safety management module of Boot program, Uboot program, operating system program and application program
The detailed process for carrying out security measure to Boot program, Uboot program, operating system program and application program is further retouched
It states.
In embodiments of the present invention, safety management module is to Boot program, Uboot program, operating system program and application
The implementation that program carries out security measure includes but is not limited to following two:
One: Boot program of scheme carries out trust computing by safety management module itself, obtains credible check information, then root
According to credible check information determine measurement as a result, and Uboot program, operating system program and application program by upper level program pair
The trusted software base answered carries out trust computing step by step, and trusted software base again can by what is obtained after obtaining corresponding credible check information
Letter check information is sent to safety management module, so that safety management module obtains measurement results according to credible check information.
Specifically, imaging control module executes Boot program, may include: that imaging control module executes Boot program and adds
The first trusted software base corresponding with Boot program is carried, Uboot program is obtained by the first trusted software base, and to Uboot journey
Sequence carries out trust computing, obtains the first credible check information, and passes through the first trusted software base for the first credible check information
It is sent to safety management module.
Accordingly, imaging control module executes Uboot program, may include: that imaging control module executes Uboot program simultaneously
The second trusted software base corresponding with Uboot program is loaded, operating system program is obtained by the second trusted software base, and to behaviour
Make system program and carry out trust computing, obtain the second credible check information, and is credible by second by the second trusted software base
Check information is sent to safety management module.
Accordingly, imaging control module executes operating system program, may include: that imaging control module executes operating system
Program simultaneously loads third trusted software base corresponding with operating system program, obtains at least one by third trusted software base and answers
Trust computing is carried out with program and to each application program at least one application program, obtains the credible check information of third, is led to
It crosses third trusted software base and the credible check information of third is sent to safety management module.
Accordingly, safety management module carries out credible measurement to Boot program, may include: that safety management module obtains
Boot program, and trust computing is carried out to Boot program, the 4th credible check information is obtained, and according to the 4th credible check information
Obtain the measurement results of Boot program.
Accordingly, safety management module carries out credible measurement to Uboot program, may include: that receive first credible soft
The first credible check information that part base is sent, obtains the measurement results of Uboot program according to the first credible check information.
Accordingly, safety management module carries out credible measurement to operating system program, may include: that receive second credible
The second credible check information that software base is sent, obtains the measurement results of operating system program according to the second credible check information；
Accordingly, safety management module carries out credible measurement to application program, may include: to receive third trusted software
The credible check information of third that base is sent obtains each using journey at least one application program according to the credible check information of third
The measurement results of sequence.
It is understood that trusted software base (Trusted Software Base, TSB) be credible calculating platform can
Letter property provides the set for the software element supported.
Please continue to refer to 1~attached drawing of attached drawing 4, in embodiments of the present invention, imaging control module and safety management module are equal
It is connect with external memory, after image forming apparatus powers on, imaging control module and safety management module are deposited from outside respectively
Reservoir reads Boot program.After safety management module reads Boot program, start to carry out credible measurement to Boot program, it is then sharp
Being carried out step by step to Uboot program, operating system program and application program (APP as shown in Fig. 1) with trusted software base can
Reliability amount.It should be noted that " trusted software base carries out trust computing " that refers in the present embodiment may include by credible
Software base directly carries out trust computing, or is acted on behalf of by trusted software base to carry out trust computing, such as shown in Fig. 1
TSB agency carries out trust computing to Uboot program, operating system program and application program step by step.
Imaging control module read Boot program after, successively execute Boot program, Uboot program, operating system program and
Application program, in the above process, if Boot program/Uboot program/operating system program/application program measurement failure (measurement
As a result it is insincere), then safety management module stopping carries out measurement and carries out insincere processing to imaging control module.
For convenience of differentiation, Boot program, Uboot program and the corresponding trusted software base of operating system program are respectively designated as
First trusted software base, the second trusted software base and third trusted software base, wherein the first trusted software base is for reading Boot
The next stage program of program --- Uboot program carries out trust computing to Uboot program, and by trust computing result (in this hair
It is the first check information in bright embodiment) it is sent to safety management module, the second trusted software base is for reading Uboot program
Next stage program --- operating system program carries out trust computing to programmed operating system program, and by trust computing result (In
It is the second check information in the embodiment of the present invention) it is sent to safety management module, third trusted software base is used for read operation system
Next stage program --- the application program of system program carries out trust computing to programmed operating system program, and by trust computing knot
Fruit (being in embodiments of the present invention third check information) is sent to safety management module.
Please continue to refer to attached drawing 1 and attached drawing 2, in the present embodiment, if Boot program/Uboot program/operating system journey
When sequence measurement failure, safety management module carries out insincere processing to imaging control module and is specifically as follows: safety management module
Measurement failure information is sent to the corresponding trusted software base (TSB) of program is carrying out, the termination of trusted software base is carrying out
Program, then then safety management module controls imaging control module reset again, so that imaging control module returns to original state,
Alternatively, safety management module control imaging control module power-off.As shown in Fig. 2, if application program (APP) measurement failure
When, safety management module forbids the application program launching of measurement failure.
The process that safety management module or trusted software base carry out trust computing can be with are as follows: passes through the computing circuit of itself
And/or operation part patrols corresponding program (Boot program or Uboot program or operating system program or application program)
It collects operation and obtains check information, for example, safety management module is added up accordingly by the way that Boot program is carried out accumulation process
Verification and.
In the present embodiment, the first trusted software base, the second trusted software base and third trusted software base and bursting tube
Module communication connection is managed, the first check information that will be obtained, the second check information and third check information is respectively used to and is sent to
Safety management module, so that safety management module can obtain the measurement results to Uboot program according to the first check information,
And the measurement results to operating system program are obtained according to the second check information, and corresponded to according to third check information
With the measurement results of program.It is understood that needing to answer each of multiple application programs when application program is multiple
Trust computing is carried out with program, is then determined according to the third check information that each application program progress trust computing obtains multiple
The measurement results of each application program in application program.
In embodiments of the present invention, safety management module be stored with respectively with Boot program, Uboot program, operating system
Program and the corresponding verification reference information of application program, verification reference information includes but is not limited to a preset check code.Peace
Full management module can be compared to judge that each program is with corresponding verification reference information by obtained check information
It is no credible.For example, when the 4th check information verification reference information corresponding with Boot program meets predetermined relationship (such as equal)
When, illustrate that Boot program is not modified, and then determine Boot program measurement results be it is credible, it is on the contrary, it is determined that Boot journey
The measurement results of sequence are insincere, and then carry out insincere processing to imaging control module.Likewise, Uboot program, operation system
The checking procedure of system program and application program is also possible in this way, not describing one by one herein.
Two: Boot program of scheme, Uboot program, operating system program and application program are by safety management module itself
It carries out trust computing and obtains credible check information, corresponding measurement results are then determined according to credible check information.
Based on the above, safety management module carries out credible measurement to Boot program, comprising: safety management module obtains
Boot program, and trust computing is carried out to Boot program, the 5th credible check information is obtained, and according to the 5th credible check information
Obtain the measurement results of Boot program.
Accordingly, safety management module carries out credible measurement to Uboot program, may include: that safety management module obtains
Uboot program, and trust computing is carried out to Uboot program, the 6th credible check information is obtained, and believe according to the 6th credible verification
Breath obtains the measurement results of Uboot program.
Accordingly, safety management module carries out credible measurement to operating system program, may include: that safety management module obtains
Extract operation system program, and trust computing is carried out to operating system program, the 7th credible check information is obtained, and can according to the 7th
Letter check information determines the measurement results of operating system program.
Accordingly, safety management module carries out credible measurement to application program, may include: safety management module obtain to
A few application program, and trust computing is carried out to application program each at least one application program, obtain the 8th credible school
Information is tested, and the measurement results of each application program at least one application program are obtained according to the 8th credible check information.
It is understood that trusted software base (Trusted Software Base, TSB) be credible calculating platform can
Letter property provides the set for the software element supported.
In embodiments of the present invention, imaging control module and safety management module are connect with external memory, work as image
After formation device powers on, imaging control module and safety management module read Boot program from external memory respectively.
It should be noted that safety management module obtains Uboot program, operating system program and application in scheme two
The mode of program can be to be read from external memory by itself, is also possible to obtain by trusted software base, specifically,
First trusted software base, the second trusted software base and third trusted software base and safety management module communication connection, when imaging is controlled
Molding block passes through the first trusted software base after executing Boot program and loading the first trusted software base corresponding with Boot program
Uboot program is obtained from external memory, and Uboot program is then sent to by safety management mould by the first trusted software base
Block, so that safety management module can carry out credible measurement to Uboot program；When imaging control module has executed Boot program
Afterwards, it executes Uboot program and loads corresponding with Uboot program the second trusted software base, by the second trusted software base from outer
Operating system program is obtained in portion's memory, and operating system program is then sent to by safety management by the second trusted software base
Module, so that safety management module can carry out credible measurement to operating system program；When imaging control module has executed behaviour
It after making system program, executes operating system program and simultaneously loads corresponding with operating system program third trusted software base, by the
Three trusted software bases obtain application program from external memory, are then sent to application program by third trusted software base
Safety management module, so that safety management module can carry out credible measurement to application program.
In embodiments of the present invention, safety management module is stored with and Boot program, Uboot program, operating system program
And the corresponding verification reference information of application program, verification reference information includes but is not limited to a preset check code, peace
Full management module carries out credible measurement, tool to Boot program or Uboot program or operating system program or application program
Body can be with are as follows:
Safety management module by the computing circuit or operation part of itself to Boot program or Uboot program or
Operating system program carries out logical operation, and obtaining corresponding check information, (for convenience of distinguishing, scheme two is by Boot program, Uboot
Program, operating system program and the corresponding check information of application program be respectively designated as the 5th check information, the 6th check information,
7th check information and the 8th check information), for example, safety management module is obtained by the way that Boot program is carried out accumulation process
Corresponding total check and i.e. the 5th check information.Then, safety management module can be by by obtained check information and respectively
The corresponding verification reference information of a program is compared to judge whether each program is credible.
For example, when the 5th check information verification reference information corresponding with Boot program meets predetermined relationship (such as equal)
When, illustrate that Boot program is not modified, and then determine Boot program measurement results be it is credible, it is on the contrary, it is determined that Boot journey
The measurement results of sequence are insincere, and then carry out insincere processing to imaging control module.Likewise, Uboot program, operation system
The checking procedure of system program and application program is also possible in this way, not describing one by one herein.
Attached drawing 3 and attached drawing 4 are please referred to, more specifically, in embodiments of the present invention, safety management module can pass through an electricity
The connection of the power pins of source switch and imaging control module, the power switch are connected between image controller and its power supply, when
It when startup program is insincere, is disconnected by control power switch, so that imaging control module powers off；Alternatively, safety management module
It can be connected by the reset pin of a reset chip and imaging control module, it is multiple by controlling when startup program is insincere
Position chip sends the reset pin for resetting enable signal to imaging control module, and control imaging control module resets, so that
Imaging control module returns to original state.
It is appreciated that due to the dominant frequency and performance indicator of imaging control module and its memory it is limited, by tradition it is credible based on
The implementation of calculation, which is first measured to restart to promote backward step by step since starting the first order of system, realizes that complete chain-of-trust can be made
At being greatly reduced for system starting performance, and the present invention is guaranteed by way of executing carry out synchronous with measurement to startup program
The measurement step by step of trust computing improves the starting speed of image forming apparatus while realizing complete credible chain.
Please continue to refer to attached drawing 3 and attached drawing 4, the embodiment of the invention also provides a kind of image forming apparatuses, comprising:
Imaging control module is configured as after image forming apparatus powers on, and imaging control module starts to execute starting journey
Sequence；
Safety management module is configured as starting while imaging control module starts and executes startup program to starting journey
Sequence carries out credible measurement, and when safety management module determines that the measurement results of startup program are insincere, controls imaging
Module carries out insincere processing.
Further, startup program includes Boot program, Uboot program and operating system program, imaging control module tool
Body is configured as:
Boot program is first carried out, before having executed Boot program, if imaging control module is not done not by safety management module
Trusted processes, then imaging control module continues to execute Boot program, until Boot program finishes execution；
If executing Boot program to finish, start to execute Uboot program, before having executed Uboot program, if imaging control
Module does not do insincere processing by safety management module, then continues to execute Uboot program, until Uboot program finishes execution；
If executing Uboot program to finish, start to execute operating system program, before having executed operating system program, if
Imaging control module does not do insincere processing by safety management module, then continues to execute operating system program, until operating system
Program finishes execution.
Further, safety management module is specifically configured to:
Credible measurement first is carried out to Boot program, if the measurement results of Boot program be it is credible, further to Uboot journey
Sequence carries out credible measurement, if the measurement results of Boot program be it is credible, credible measurement further is carried out to operating system program.
Further, if imaging control module executes operating system program and finishes, imaging control module is also configured to
Start to execute at least one application program that operating system is configured；
If safety management module be to the measurement results of operating system program it is credible, safety management module is additionally configured to
Credible measurement is carried out at least one application program.
Further, imaging control module executes Boot program, comprising:
Imaging control module executes Boot program and loads the first trusted software base corresponding with Boot program, passes through first
Trusted software base obtains Uboot program, and carries out trust computing to Uboot program, obtains the first credible check information, Yi Jitong
It crosses the first trusted software base and the first credible check information is sent to safety management module；
Imaging control module executes Uboot program, comprising:
Imaging control module executes Uboot program and simultaneously loads corresponding with Uboot program the second trusted software base, by the
Two trusted software bases obtain operating system program, and carry out trust computing to operating system program, obtain the second credible verification letter
Breath, and the second credible check information is sent to by safety management module by the second trusted software base；
Imaging control module executes operating system program, comprising:
Imaging control module executes operating system program and loads third trusted software base corresponding with operating system program,
At least one application program is obtained by third trusted software base and application program each at least one application program is carried out
Trust computing obtains the credible check information of third, and the credible check information of third is sent to safety by third trusted software base
Management module.
Further, safety management module carries out credible measurement to Boot program, comprising:
Safety management module obtains Boot program, and carries out trust computing to Boot program, obtains the 4th credible verification letter
Breath, and the measurement results of Boot program are obtained according to the 4th credible check information；
Safety management module carries out credible measurement to Uboot program, comprising:
The the first credible check information for receiving the transmission of the first trusted software base, obtains according to the first credible check information
The measurement results of Uboot program；
Safety management module carries out credible measurement to operating system program, comprising:
The the second credible check information for receiving the transmission of the second trusted software base, is grasped according to the second credible check information
Make the measurement results of system program；
Safety management module carries out credible measurement to application program, comprising:
Receive third trusted software base transmission the credible check information of third, according to the credible check information of third obtain to
The measurement results of each application program in a few application program.
Further, safety management module carries out credible measurement to Boot program, comprising:
Safety management module obtains Boot program, and carries out trust computing to Boot program, obtains the 5th credible verification letter
Breath, and the measurement results of Boot program are obtained according to the 5th credible check information；
Safety management module carries out credible measurement to Uboot program, comprising:
Safety management module obtains Uboot program, and carries out trust computing to Uboot program, obtains the 6th credible verification
Information, and the measurement results of Uboot program are obtained according to the 6th credible check information；
Safety management module carries out credible measurement to operating system program, comprising:
Safety management module obtains operating system program, and carries out trust computing to operating system program, and obtaining the 7th can
Believe check information, and determines the measurement results of operating system program according to the 7th credible check information；
Safety management module carries out credible measurement to application program, comprising:
Safety management module obtains at least one application program, and to each application program at least one application program into
Row trust computing obtains the 8th credible check information, and is obtained at least one application program according to the 8th credible check information
The measurement results of each application program.
Further, when safety management module determines that the measurement results of startup program are insincere, safety management module
Insincere processing is carried out to imaging control module, comprising:
When safety management module determines that the measurement results of startup program are insincere, control imaging control module resets,
So that imaging control module returns to original state, alternatively, control imaging control module power-off.
It should be noted that the more specifically introduction of the image forming apparatus provided in the embodiment of the present invention may refer to
The corresponding contents of the starting control method of image forming apparatus provided in an embodiment of the present invention, it is not another herein to avoid repeating
One description.
The present embodiment provides a computer readable storage medium, computer journey is stored on the computer readable storage medium
Sequence realizes the starting control method of image forming apparatus in embodiment when the computer program is executed by processor, to avoid weight
It is multiple, it does not repeat one by one herein.Alternatively, being realized when the computer program is executed by processor each in image forming apparatus in embodiment
Module/unit function does not repeat one by one herein to avoid repeating.
Attached drawing 5 is please referred to, the embodiment of the present invention also provides a kind of image forming apparatus, the image forming apparatus of the embodiment
Include: processor, memory and storage in memory and the program that can run on a processor, the program are held by processor
Realize that the starting control method of the image forming apparatus in embodiment does not repeat one by one herein to avoid repeating when row.
Image forming apparatus may include, but are not limited to processor, memory.It will be understood by those skilled in the art that Fig. 5
The only example of image forming apparatus does not constitute the restriction to image forming apparatus, may include more or more than illustrating
Few component, perhaps combines certain components or different components, for example, electronic equipment can also include input-output equipment,
Network access equipment, bus etc..
Processor can be central processing unit (Central Processing Unit, CPU), can also be other logical
With processor, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit
(Application Specific Integrated Circuit, ASIC), field programmable gate array (Field-
Programmable GateArray, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor
Deng.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided by the present invention, it should be understood that disclosed system, device and method can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the division of unit,
Only a kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can be with
In conjunction with or be desirably integrated into another system, or some features can be ignored or not executed.Another point, it is shown or discussed
Mutual coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING of device or unit or
Communication connection can be electrical property, mechanical or other forms.
Unit may or may not be physically separated as illustrated by the separation member, shown as a unit
Component may or may not be physical unit, it can and it is in one place, or may be distributed over multiple networks
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
It is each that device (can be personal computer, server or network equipment etc.) or processor (Processor) execute the present invention
The part steps of embodiment method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-Only
Memory, ROM), random access memory (Random Access Memory, RAM), magnetic or disk etc. is various to deposit
Store up the medium of program code.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.
Claims (15)
1. a kind of starting control method of image forming apparatus, which is characterized in that it includes imaging control that described image, which forms device,
Module and safety management module, which comprises
After described image formation device powers on, the imaging control module starts to execute startup program, while the safety management
Module starts the credible measurement of carry out to the startup program；
When the safety management module determines that the measurement results of the startup program are insincere, the safety management module pair
The imaging control module carries out insincere processing.
2. the method as described in claim 1, which is characterized in that the startup program includes Boot program, Uboot program and behaviour
Make system program, the imaging control module executes the startup program, comprising:
The imaging control module first carries out the Boot program, before having executed the Boot program, if the imaging controls
Module does not do insincere processing by the safety management module, then the imaging control module continues to execute the Boot program,
Until the Boot program finishes execution；
If the imaging control module executes the Boot program and finishes, start to execute the Uboot program, having executed
Before stating Uboot program, if the imaging control module does not do insincere processing by the safety management module, institute is continued to execute
Uboot program is stated, until the Uboot program finishes execution；
If the imaging control module executes the Uboot program and finishes, starts to execute the operating system program, execute
Before the complete operating system program, if the imaging control module does not do insincere processing by the safety management module, after
It is continuous to execute the operating system program, until the operating system program is finished.
3. method according to claim 2, which is characterized in that the safety management module carries out the startup program credible
Measurement, comprising:
The safety management module first carries out credible measurement to the Boot program, if the measurement results of the Boot program are can
Letter then further carries out credible measurement to the Uboot program, if the measurement results of the Boot program be it is credible, into one
Step carries out credible measurement to the operating system program.
4. method as claimed in claim 3, which is characterized in that if the imaging control module executes the operating system program
It finishes, the method also includes: the imaging control module executes at least one application program that the operating system is configured；
If the safety management module be to the measurement results of the operating system program it is credible, the method also includes: it is described
Safety management module carries out credible measurement at least one described application program.
5. method as claimed in claim 4, which is characterized in that the imaging control module executes the Boot program, comprising:
The imaging control module executes the Boot program and loads the first trusted software base corresponding with the Boot program,
The Uboot program is obtained by the first trusted software base, and trust computing is carried out to the Uboot program, obtains the
One credible check information, and the described first credible check information is sent to by the safety by the first trusted software base
Management module；
The imaging control module executes Uboot program, comprising:
The imaging control module executes the Uboot program and loads the second trusted software corresponding with the Uboot program
Base obtains the operating system program by the second trusted software base, and carries out credible meter to the operating system program
It calculates, obtains the second credible check information, and send the described second credible check information by the second trusted software base
To the safety management module；
The imaging control module executes operating system program, comprising:
The imaging control module executes the operating system program and load third corresponding with the operating system program can
Believe software base, by the third trusted software base obtain at least one described application program and to it is described at least one apply journey
Each application program carries out trust computing in sequence, obtains the credible check information of third, by the third trusted software base by institute
It states the credible check information of third and is sent to the safety management module.
6. method as claimed in claim 5, which is characterized in that the safety management module carries out the Boot program credible
Measurement, comprising:
The safety management module obtains the Boot program, and carries out trust computing to the Boot program, and obtaining the 4th can
Believe check information, and the measurement results of the Boot program are obtained according to the 4th credible check information；
The safety management module carries out credible measurement to the Uboot program, comprising:
The described first credible check information that the first trusted software base is sent is received, is believed according to the described first credible verification
Breath obtains the measurement results of the Uboot program；
The safety management module carries out credible measurement to the operating system program, comprising:
The described second credible check information that the second trusted software base is sent is received, is believed according to the described second credible verification
Breath obtains the measurement results of the operating system program；
The safety management module carries out credible measurement to the application program, comprising:
The credible check information of the third that the third trusted software base is sent is received, is believed according to the credible verification of the third
Breath obtains the measurement results of each application program at least one described application program.
7. method as claimed in claim 4, which is characterized in that the safety management module carries out the Boot program credible
Measurement, comprising:
The safety management module obtains the Boot program, and carries out trust computing to the Boot program, and obtaining the 5th can
Believe check information, and the measurement results of the Boot program are obtained according to the 5th credible check information；
The safety management module carries out credible measurement to the Uboot program, comprising:
The safety management module obtains the Uboot program, and carries out trust computing to the Uboot program, obtains the 6th
Credible check information, and the measurement results of the Uboot program are obtained according to the 6th credible check information；
The safety management module carries out credible measurement to the operating system program, comprising:
The safety management module obtains the operating system program, and carries out trust computing to the operating system program, obtains
To the 7th credible check information, and determine according to the 7th credible check information measurement results of the operating system program；
The safety management module carries out credible measurement to the application program, comprising:
The safety management module obtains at least one described application program, and to each answering at least one described application program
Carry out trust computing with program, obtain the 8th credible check information, and according to the 8th credible check information obtain it is described extremely
The measurement results of each application program in a few application program.
8. the method according to claim 1 to 7, which is characterized in that described to work as described in safety management module determination
When the measurement results of startup program are insincere, the safety management module carries out insincere place to the imaging control module
Reason, comprising:
When the safety management module determines that the measurement results of the startup program are insincere, controls the imaging and control mould
Block reset, so that the imaging control module returns to original state, alternatively, controlling the imaging control module power-off.
9. method as claimed in claim 4, which is characterized in that the method also includes: if at least one described application program
In when there are credible measurement results being incredible first application program, the safety management module forbids the imaging to control mould
Block executes first application program.
10. a kind of image forming apparatus characterized by comprising
Imaging control module is configured as after described image forms device and powers on, and the imaging control module, which starts to execute, to be opened
Dynamic program；
Safety management module is configured as starting to open described while the imaging control module starts and executes startup program
Dynamic program carries out credible measurement, and when the safety management module determines that the measurement results of the startup program are insincere
When, insincere processing is carried out to the imaging control module.
11. image forming apparatus as claimed in claim 10, which is characterized in that the startup program include Boot program,
Uboot program and operating system program, the imaging control module are specifically configured to:
The Boot program is first carried out, before having executed the Boot program, if the imaging control module is not by the safety
Management module does insincere processing, then the imaging control module continues to execute the Boot program, until the Boot program
It is finished；
If executing the Boot program to finish, start to execute the Uboot program, before having executed the Uboot program, if
The imaging control module does not do insincere processing by the safety management module, then continues to execute the Uboot program, until
The Uboot program finishes execution；
If executing the Uboot program to finish, start to execute the operating system program, is executing the operating system journey
Before sequence, if the imaging control module does not do insincere processing by the safety management module, the operation system is continued to execute
System program, until the operating system program is finished.
12. image forming apparatus as claimed in claim 11, which is characterized in that the safety management module is specifically configured
Are as follows:
Credible measurement first is carried out to the Boot program, if the measurement results of the Boot program be it is credible, further to institute
State Uboot program and carry out credible measurement, if the measurement results of the Boot program be it is credible, further to the operating system
Program carries out credible measurement.
13. image forming apparatus as claimed in claim 12, which is characterized in that if the imaging control module executes the behaviour
It is finished as system program, then the imaging control module, which is also configured to start to execute the operating system, is configured at least
One application program；
If the safety management module be to the measurement results of the operating system program it is credible, the safety management module is also
It is configured as carrying out credible measurement at least one described application program.
14. a kind of storage medium, the storage medium includes the program of storage, wherein in described program operation described in control
Equipment executes method described in 1 to 9 any one where storage medium.
15. a kind of image forming apparatus, including memory and processor, the memory is for storing the letter including program instruction
Breath, the processor are used to control the execution of program instruction, it is characterised in that: described program instruction is loaded and executed by processor
The step of method described in Shi Shixian claim 1 to 9 any one.
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| CN112104791A (en) * | 2020-09-10 | 2020-12-18 | 珠海奔图电子有限公司 | Image forming control method, image forming apparatus, and electronic device |
| CN112445440A (en) * | 2020-11-20 | 2021-03-05 | 珠海奔图电子有限公司 | Image forming apparatus, start control method thereof and storage medium |
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