CN117681808A - Inspection method and device for vehicle controller and nonvolatile storage medium - Google Patents
Inspection method and device for vehicle controller and nonvolatile storage medium Download PDFInfo
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Abstract
The application discloses a checking method and device for a vehicle controller and a nonvolatile storage medium. Wherein the method comprises the following steps: acquiring first target information of the refreshing controller, wherein the first target information comprises data to be refreshed; modifying the first target information to obtain second target information; determining an installation state of a vehicle controller of the target vehicle to the second target information based on the second target information, wherein the installation state comprises normal installation and abnormal installation; and determining whether the brush writing controller is in a normal working state based on the installation state. The method for verifying the vehicle controller solves the technical problem that a method for verifying the vehicle controller verification function is lacking in the prior art.
Description
Technical Field
The application relates to the technical field of vehicle handwriting controller inspection, in particular to an inspection method and device for a vehicle controller and a nonvolatile storage medium.
Background
The acceleration of the trend of the software-defined automobile makes the updating of the vehicle software more and more frequent, and most of software updating means carry out diagnosis and refreshing through buses, wherein the situation that data is tampered or data is falsified on a refreshing file possibly exists in the refreshing process, so that the controller has the function of checking whether the data packet is accurate or not. If the controller cannot verify the tampered data and directly installs the tampered data packet, the vehicle functions are greatly affected. In the prior art, a method for checking the checking function of a vehicle controller is lacking in the prior art.
In view of the above problems, no effective solution has been proposed at present.
Disclosure of Invention
The embodiment of the application provides a checking method and device for a vehicle controller and a nonvolatile storage medium, which are used for at least solving the technical problem that a method for checking the checking function of the vehicle controller is lacking in the prior art.
According to one aspect of an embodiment of the present application, there is provided a test method for a vehicle controller, including: acquiring first target information of the refreshing controller, wherein the first target information comprises data to be refreshed; modifying the first target information to obtain second target information; determining an installation state of a vehicle controller of the target vehicle to the second target information based on the second target information, wherein the installation state comprises normal installation and abnormal installation; and determining whether the brush writing controller is in a normal working state based on the installation state.
Optionally, determining the installation state of the vehicle controller of the target vehicle to the second target information based on the second target information, and determining whether the refresh controller is in a normal operation state based on the installation state includes: and under the condition that the installation state of the vehicle controller on the second target information is determined to be normal installation, determining that the vehicle controller is in an abnormal working state.
Optionally, determining the installation state of the vehicle controller of the target vehicle to the second target information based on the second target information, and determining whether the refresh controller is in a normal operation state based on the installation state includes: and under the condition that the installation state of the vehicle controller on the second target information is abnormal installation, determining that the vehicle controller is in a normal working state.
Optionally, modifying the first target information to obtain the second target information includes: and adding a preset value to the data to be refreshed in the first target information to obtain second target information.
Alternatively, the preset value is 1.
According to another aspect of the embodiments of the present application, there is also provided an inspection device for a vehicle controller, including: the system comprises a refreshing controller, a refreshing controller and a data processing controller, wherein the refreshing controller is used for acquiring first target information, and the first target information comprises data to be refreshed; the modification processing device is used for carrying out modification processing on the first target information to obtain second target information; a determining module that determines an installation state of a vehicle controller of a target vehicle to the second target information based on the second target information, wherein the installation state includes normal installation and abnormal installation; and the judging module is used for determining whether the vehicle controller is in a normal working state or not based on the installation state.
Optionally, the modification processing means includes: the data receiving module is used for receiving the first target information; the data unpacking module is used for unpacking and extracting the first target information; the data tampering module is used for adding a preset value to the data to be refreshed in the first target information to obtain second target information; the data unpacking module is used for packing the second target information; and the data transmission module is used for transmitting the second target information.
Optionally, the modification processing means includes: the data decryption module is used for decrypting the first target information; the data encryption module is used for encrypting the second target information; and the power supply module is used for supplying power to the device for checking the vehicle controller.
Optionally, the modification processing means includes: the CAN receiving and transmitting interface is used for connecting a vehicle-mounted CAN bus; and the Ethernet receiving and transmitting interface is used for connecting with the vehicle-mounted Ethernet bus.
According to another aspect of the embodiments of the present application, there is also provided a nonvolatile storage medium including a stored program, wherein the device in which the nonvolatile storage medium is controlled to execute the above-described inspection method for a vehicle controller when the program runs.
In the embodiment of the application, the first target information written by the writing controller is modified to obtain the second target information, the second target information is transmitted to the vehicle controller of the target vehicle, and the working state of the vehicle controller is determined through the feedback of the vehicle controller of the target vehicle on the installation state of the second target information, so that the technical effect of judging whether the vehicle controller has the checking function is realized, and the technical problem of the lack of a method for checking the checking function of the vehicle controller in the prior art is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
FIG. 1 is a flow chart of an embodiment of an alternative verification method for a vehicle controller according to an embodiment of the present application;
FIG. 2 is a schematic structural view of an embodiment of an alternative verification device for a vehicle controller in accordance with embodiments of the present application;
FIG. 3 is a schematic diagram of an embodiment of an alternative modified processing device according to an embodiment of the present application;
FIG. 4 is a schematic structural view of an embodiment of an alternative verification device for a vehicle controller in accordance with embodiments of the present application;
FIG. 5 is a flow chart of an embodiment of an alternative verification device for a vehicle controller according to an embodiment of the present application.
Detailed Description
In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
According to one aspect of an embodiment of the present application, there is provided a test method for a vehicle controller, including: acquiring first target information of the refreshing controller, wherein the first target information comprises data to be refreshed; modifying the first target information to obtain second target information; determining an installation state of the vehicle controller of the target vehicle to the second target information based on the second target information, wherein the installation state comprises normal installation and installation failure; it is determined whether the vehicle controller is in a normal operation state based on the installation state.
In accordance with the embodiments of the present application, there is provided a method embodiment for verification of a vehicle controller, it being noted that the steps illustrated in the flowchart of the figures may be performed in a computer system, such as a set of computer executable instructions, and that, although a logical sequence is illustrated in the flowchart, in some cases, the steps illustrated or described may be performed in a different order than that illustrated herein.
Fig. 1 is a method of inspection for a vehicle controller according to an embodiment of the present application, the method including, as shown in fig. 1, the steps of:
step S101, obtaining first target information of the refresh controller, where the first target information includes data to be refreshed.
Step S102, the first target information is modified to obtain second target information.
Step S103, determining an installation state of the vehicle controller of the target vehicle to the second target information based on the second target information, wherein the installation state includes normal installation and abnormal installation.
Step S104, determining whether the vehicle controller is in a normal operation state based on the installation state.
Through the steps, the first target information written by the writing controller is modified to obtain the second target information, the second target information is transmitted to the vehicle controller of the target vehicle, and the working state of the vehicle controller is determined according to the installation state of the second target information by the vehicle controller of the target vehicle, so that the technical effect of judging whether the vehicle controller has a checking function is realized, and the technical problem that a method for checking the checking function of the vehicle controller is lacked in the prior art is solved.
Optionally, determining the installation state of the vehicle controller of the target vehicle to the second target information based on the second target information, and determining whether the refresh controller is in a normal operation state based on the installation state includes: and under the condition that the installation state of the vehicle controller on the second target information is determined to be normal installation, determining that the vehicle controller is in an abnormal working state.
In the above embodiment, under the condition that the vehicle controller normally installs the second target information, if it is determined that the vehicle controller is in an abnormal working state, it is proved that the vehicle controller does not have the function of checking the data packet, and the safety of carrying the vehicle controller is low, so that the vehicle controller is easy to have a great influence on the functions of the vehicle in the process of brushing, and the vehicle controller should be replaced or upgraded in time, so that further loss is avoided.
Optionally, determining the installation state of the vehicle controller of the target vehicle to the second target information based on the second target information, and determining whether the refresh controller is in a normal operation state based on the installation state includes: and under the condition that the installation state of the vehicle controller on the second target information is abnormal installation, determining that the vehicle controller is in a normal working state.
In the above embodiment, when the vehicle controller determines that the vehicle controller is in the normal working state under the condition that the installation state of the vehicle controller on the second target information is abnormal, the vehicle controller is proved to have the function of checking the data packet, the safety of carrying the vehicle controller is higher, the situation that data is tampered or the data of the swiped file is falsified exists in the swipe process, the vehicle controller can timely identify and stop the swipe process, the great influence on the function of the vehicle after the tampered data is swiped is avoided, and the reasonable avoidance of risks in the swipe process is realized.
Optionally, modifying the first target information to obtain the second target information includes: and adding a preset value to the data to be refreshed in the first target information to obtain second target information.
In the above embodiment, after the first target information of the refresh controller is obtained, the data to be refreshed in the first target information is added with a preset value to obtain the second target information, and a possible data tampering process in the refresh process is simulated; if the installation state of the vehicle controller to the second target information is abnormal installation, the vehicle controller is in a normal working state, and the vehicle controller is proved to have the function of checking the data packet, so that the safety of carrying the vehicle controller is high.
Alternatively, the preset value is 1. In addition, the preset value may be selected from 2, 3, 4, etc., so long as the data to be written in the first target information is ensured to be increased by the preset value, and then the second target information is obtained.
According to another aspect of the embodiments of the present application, there is also provided an inspection device for a vehicle controller, including: the device comprises a refreshing controller 11, wherein the refreshing controller 11 is used for acquiring first target information, and the first target information comprises data to be refreshed; modification processing means 12, wherein the modification processing means 12 is configured to perform modification processing on the first target information to obtain second target information; a determining module 13 that determines an installation state of the vehicle controller of the target vehicle to the second target information based on the second target information, wherein the installation state includes normal installation and abnormal installation; a determination module 14 determines whether the vehicle controller is in a normal operating state based on the installation state.
As shown in fig. 2, the inspection device for a vehicle controller includes a refresh controller 11, a modification processing device 12, a determination module 13, and a judgment module 14, wherein during inspection, the refresh controller 11 is used for acquiring first target information including data to be refreshed, the modification processing device 12 modifies the first target information to acquire second target information, the determination module 13 determines an installation state of the vehicle controller of the target vehicle to the second target information based on the second target information, the judgment module 14 determines whether the vehicle controller 11 is in a normal operation state based on the installation state, if the installation state is normal installation, the vehicle controller is in an abnormal operation state, and if the installation state is abnormal installation, the vehicle controller is in a normal operation state. In this embodiment, the second target information is obtained by modifying the first target information written by the writing controller 11, and then the second target information is transmitted to the vehicle controller of the target vehicle, and the working state of the vehicle controller is determined based on the feedback of the installation state of the second target information by the vehicle controller of the target vehicle, so that the technical effect of judging whether the vehicle controller has the checking function is achieved, and the technical problem of the lack of the method for checking the checking function of the vehicle controller in the prior art is solved.
Optionally, the modification processing means 12 comprises: the data receiving module is used for receiving the first target information; the data unpacking module is used for unpacking and extracting the first target information; the data tampering module is used for adding a preset value to the data to be refreshed in the first target information to obtain second target information; the data unpacking module is used for packing the second target information; and the data transmission module is used for transmitting the second target information.
In the above embodiment, the data receiving module is thus configured to facilitate the receiving of the first target information, the unpacking module unpacks and extracts the first target information, the tampering module adds a preset value to the data to be refreshed in the first target information to obtain the second target information, the unpacking module packs the second target information, and the sending module sends the second target information to the vehicle controller, and the above modules cooperate with completing the processing procedure of modifying the first target information by the modifying device 12 to obtain the second target information, so as to perform the subsequent verification of the verification function of the vehicle controller.
Optionally, the modification processing means 12 comprises: the data decryption module is used for decrypting the first target information; the data encryption module is used for encrypting the second target information; the power module is used for supplying power to the modification processing device 12 and the brush writing controller 11. This is provided to facilitate the modification processing device 12 to decrypt the encrypted first target information, so as to achieve tampering of the encrypted first target information by the swipe controller 1111 to obtain second target information, wait for the data encryption module to encrypt the second target information after tampering is completed, and transmit the encrypted second target information to the vehicle controller. Wherein the power module may be configured to power the modification treatment device 12 such that the modification treatment device 12 is convenient to carry and use alone. Optionally, the modification processing means 12 comprises: the CAN transceiver interface is used for connecting with the vehicle-mounted CAN bus, and the Ethernet transceiver interface is used for connecting with the vehicle-mounted Ethernet bus, so that the first target information is modified through the CAN bus and the Ethernet, and the universality of the modification processing device 12 is improved.
In this embodiment, as shown in fig. 3, the modification processing device 12 includes a data receiving module, a data unpacking module, a data decrypting module, a data tampering module, a data packet module, a data encrypting module, a data transmitting module, a power module, a CAN transceiver interface and an ethernet transceiver interface, where the data receiving module receives the first target information, the data decrypting module decrypts the first target information, the data unpacking module unpacks the first target information, the data tampering module packages the second target information after adding a preset value 1 to the data to be refreshed in the first target information, the data encrypting module encrypts the second target information, the data transmitting module transmits the second target information to the vehicle controller, and the above modules cooperate with completing the processing procedure of modifying the first target information by the modification processing device 12 to obtain the second target information, so as to perform the subsequent verification of the verification function of the vehicle controller, and facilitate improving the safety and reliability of the vehicle controller.
In combination with fig. 5, in this embodiment, the data receiving module receives the first target information, where the data receiving module may be a CAN data receiving module or an ETH data receiving module, the data decrypting module decrypts the first target information, the data tampering module determines whether the second byte of the data to be refreshed is 36, if yes, the data unpacking module unpacks the first target information, obtains the second target information after adding 1 to the data to be refreshed from the third byte of the data to be refreshed, the data unpacking module packs the second target information, the data encrypting module encrypts the second target information, and the data transmitting module sends the second target information to the vehicle controller, so that the working state of the vehicle controller CAN be determined after the data transmission is completed, thereby determining whether the vehicle controller has a checking function.
According to another aspect of the embodiments of the present application, there is also provided a nonvolatile storage medium including a stored program, wherein the device on which the nonvolatile storage medium is controlled to execute the verification method in the above embodiments when the program runs.
In another embodiment of the present application, there is also provided a processor for running a program, where the program runs to perform the verification method in the above embodiment.
In another embodiment of the present application, the modification processing device 12 in the foregoing embodiment may be used alone, and as shown in fig. 4, the modification processing device 12 may be connected to the brush controller 11 and the vehicle controller through a CAN transceiver interface, or alternatively, the modification processing device 12 may be connected to the brush controller 11 and the vehicle controller through an ethernet transceiver interface.
In another embodiment of the present application, the modification processing apparatus 12 in the above embodiment may also be used to participate in the data tampering process of other devices to be refreshed.
In another embodiment of the present application, the modification processing device 12 may be connected to the controller 11 of the device to be refreshed and the controller of the device to be refreshed through the CAN transceiver interface, alternatively, the modification processing device 12 may also be connected to the controller 11 of the device to be refreshed and the controller of the device to be refreshed through the ethernet transceiver interface.
In another embodiment of the present application, the modification processing device 12 in the above embodiment may be integrated with a vehicle end, and the verification of the verification function of the vehicle controller may be performed at the vehicle end, which further increases the practicality of the verification device. The foregoing embodiment numbers of the present application are merely for describing, and do not represent advantages or disadvantages of the embodiments.
In the foregoing embodiments of the present application, the descriptions of the embodiments are emphasized, and for a portion of this disclosure that is not described in detail in this embodiment, reference is made to the related descriptions of other embodiments.
In the several embodiments provided in the present application, it should be understood that the disclosed technology content may be implemented in other manners. The above-described embodiments of the apparatus are merely exemplary, and the division of the units, for example, may be a logic function division, and may be implemented in another manner, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be through some interfaces, units or modules, or may be in electrical or other forms.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in each embodiment of the present application may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.
The integrated units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application may be embodied in essence or a part contributing to the prior art or all or part of the technical solution in the form of a software product stored in a storage medium, including several instructions to cause a computer device (which may be a personal computer, a server or a network device, etc.) to perform all or part of the steps of the methods described in the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a removable hard disk, a magnetic disk, or an optical disk, or other various media capable of storing program codes.
The foregoing is merely a preferred embodiment of the present application and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present application and are intended to be comprehended within the scope of the present application.
Claims (10)
1. A test method for a vehicle controller, comprising:
acquiring first target information of the refreshing controller, wherein the first target information comprises data to be refreshed;
modifying the first target information to obtain second target information;
determining an installation state of a vehicle controller of a target vehicle to the second target information based on the second target information, wherein the installation state comprises normal installation and abnormal installation;
and determining whether the vehicle controller is in a normal working state based on the installation state.
2. The inspection method according to claim 1, wherein determining an installation state of a vehicle controller of a target vehicle to the second target information based on the second target information, and determining whether the refresh controller is in a normal operation state based on the installation state, comprises:
and under the condition that the installation state of the vehicle controller on the second target information is determined to be normal installation, determining that the vehicle controller is in an abnormal working state.
3. The inspection method according to claim 1 or 2, characterized in that determining an installation state of a vehicle controller of a target vehicle to the second target information based on the second target information, determining whether the refresh controller is in a normal operation state based on the installation state, includes:
and under the condition that the installation state of the vehicle controller on the second target information is abnormal installation, determining that the vehicle controller is in a normal working state.
4. The inspection method according to claim 1, wherein performing modification processing on the first target information to obtain the second target information includes:
and adding a preset value to the data to be refreshed in the first target information to obtain the second target information.
5. The method of inspection according to claim 4, wherein the preset value is 1.
6. A test device for a vehicle controller, comprising:
the system comprises a refreshing controller, a refreshing controller and a data processing unit, wherein the refreshing controller is used for acquiring first target information, and the first target information comprises data to be refreshed;
the modification processing device is used for carrying out modification processing on the first target information to obtain second target information;
a determining module that determines an installation state of a vehicle controller of a target vehicle to the second target information based on the second target information, wherein the installation state includes normal installation and abnormal installation;
and the judging module is used for determining whether the vehicle controller is in a normal working state or not based on the installation state.
7. The inspection device for a vehicle controller according to claim 6, wherein the modification processing device includes:
the data receiving module is used for receiving the first target information;
the data unpacking module is used for unpacking and extracting the first target information;
the data tampering module is used for obtaining the second target information after adding a preset value to the data to be refreshed in the first target information;
the data unpacking module is used for packing the second target information;
and the data transmission module is used for transmitting the second target information.
8. The inspection device for a vehicle controller according to claim 7, wherein the modification processing device includes:
the data decryption module is used for decrypting the first target information;
the data encryption module is used for encrypting the second target information;
and the power supply module is used for supplying power to the modification processing device.
9. The inspection device for a vehicle controller according to claim 8, wherein the modification processing device includes:
the CAN receiving and transmitting interface is used for connecting a vehicle-mounted CAN bus;
and the Ethernet receiving-transmitting interface is used for being connected with the vehicle-mounted Ethernet bus.
10. A nonvolatile storage medium, characterized in that the nonvolatile storage medium includes a stored program, wherein the device in which the nonvolatile storage medium is controlled to execute the inspection method for a vehicle controller according to any one of claims 1 to 5 when the program runs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311402640.0A CN117681808A (en) | 2023-10-26 | 2023-10-26 | Inspection method and device for vehicle controller and nonvolatile storage medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311402640.0A CN117681808A (en) | 2023-10-26 | 2023-10-26 | Inspection method and device for vehicle controller and nonvolatile storage medium |
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| CN202311402640.0A Pending CN117681808A (en) | 2023-10-26 | 2023-10-26 | Inspection method and device for vehicle controller and nonvolatile storage medium |
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