CN114691440A - Data extraction method and device of equipment, computer equipment and storage medium - Google Patents
Data extraction method and device of equipment, computer equipment and storage medium Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2247—Verification or detection of system hardware configuration
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- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1458—Management of the backup or restore process
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
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Abstract
The application relates to a data extraction method and device of equipment, computer equipment and a storage medium, wherein the method comprises the following steps: reading hardware attribute information of equipment to be extracted; identifying the type of an operating system of the equipment to be extracted according to the hardware attribute information; identifying a data extraction mode according to the type of the operating system; and extracting data of the equipment to be extracted according to the data extraction mode. The method can improve the data extraction efficiency.
Description
Technical Field
The present application relates to the field of electronic data extraction technologies, and in particular, to a method and an apparatus for extracting data from a device, a computer device, and a storage medium.
Background
For the way of collecting and extracting electronic data in the terminal device, the common practice in the current industry is as follows: after the data acquisition equipment is connected with the terminal equipment, the type of the terminal equipment is manually selected before data extraction, such as: brand, system version, model, etc., and in the data extraction process, the manner in which the data is extracted is manually selected, such as: a common backup mode, a protocol cracking mode, a WiFi switching mode and the like. The data extraction method is complicated, low in efficiency and uncertain in result. Such as: the data extraction mode is a common backup mode, and another data extraction mode needs to be selected from the beginning if the data extraction is not successful.
Disclosure of Invention
In view of the above, it is necessary to provide a data extraction method and apparatus for a device, a computer device, and a storage medium, which can improve data extraction efficiency.
A method of data extraction for a device, comprising: reading hardware attribute information of equipment to be extracted; identifying the type of an operating system of the equipment to be extracted according to the hardware attribute information; identifying a data extraction mode according to the type of the operating system; and extracting data of the equipment to be extracted according to the data extraction mode.
In one embodiment, the hardware attribute information includes one or more of a device identification, a vendor identification, a product identification, a device class code, an interface protocol code, vendor description information, and product description information of the device to be extracted.
In one embodiment, identifying a data extraction manner according to an operating system type, and performing data extraction on a device to be extracted according to the data extraction manner includes: when the operating system type is an android operating system, identifying a first data extraction mode, wherein the first data extraction mode is used for indicating data extraction of equipment to be extracted based on the android operating system, and extracting data of the equipment to be extracted according to the first data extraction mode; and when the operating system type is the apple operating system, identifying a second data extraction mode, wherein the second data extraction mode is used for indicating data extraction of the equipment to be extracted based on the apple operating system, and extracting data of the equipment to be extracted according to the second data extraction mode.
In one embodiment, identifying a first data extraction manner includes: acquiring system characteristics of equipment to be extracted; identifying the brand of the equipment to be extracted according to the system characteristics; and identifying a first data extraction mode according to the brand of the equipment to be extracted.
In one embodiment, identifying the first data extraction manner according to the brand of the device to be extracted includes: identifying one or more data extraction modes according to the brand of the equipment to be extracted; identifying the version of the android system of the device to be extracted, the version of a user interface and the version of a backup application in the device to be extracted; and screening out a first data extraction mode from the one or more data extraction modes according to the version of the android system, the user interface version and the version of the backup application.
In one embodiment, the method for extracting the first data from the one or more data extraction methods according to the version of the android system, the version of the user interface and the version of the backup application includes: if the version of the android system is lower than the version of the first system, screening out a first data extraction mode based on root authority from one or more data extraction modes; if the version of the android system is a first system version and the user interface version is a first interface version, screening out a first data extraction mode based on the ADB backup of the debugging bridge from one or more data extraction modes; if the version of the android system is a first system version and the user interface version is a second interface version, screening out a first data extraction mode based on system degradation backup from one or more data extraction modes; if the version of the android system is the second system version and the user interface version is smaller than the third interface version, screening out a first data extraction mode based on system self-backup from one or more data extraction modes; if the version of the android system is larger than or equal to the version of the third system, screening out a first data extraction mode from one or more data extraction modes according to the version of the backup application; the first system version is smaller than the second system version, the second system version is smaller than the third system version, the first interface version is smaller than the second interface version, and the second interface version is smaller than the third interface version.
In one embodiment, each data extraction manner of the plurality of data extraction manners is related to a backup protocol of the backup application, and the first data extraction manner is screened from one or more data extraction manners according to the version of the backup application, including: screening a plurality of data extraction modes to be selected from the plurality of data extraction modes according to the user interface version; and screening out a first data extraction mode from the multiple data extraction modes to be selected according to the version of the backup application and the backup protocol of the backup application corresponding to each data extraction mode to be selected.
A data extraction apparatus of a device, comprising: the reading module is used for reading the hardware attribute information of the equipment to be extracted; the identification module is used for identifying the type of the operating system of the equipment to be extracted according to the hardware attribute information; the acquisition module is used for identifying a data extraction mode according to the type of the operating system; and the extraction module is used for extracting data of the equipment to be extracted according to the data extraction mode.
A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the steps of the method of any of the above embodiments when executing the computer program.
A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method of any of the above embodiments.
The data extraction method, the data extraction device, the computer equipment and the storage medium of the equipment read the hardware attribute information of the equipment to be extracted, identify the operating system type of the equipment to be extracted according to the hardware attribute information, identify the data extraction mode according to the operating system type, and extract data of the equipment to be extracted according to the data extraction mode. Therefore, the type of the operating system of the equipment to be extracted can be automatically identified, the corresponding data extraction mode is further determined, the data extraction is carried out on the equipment to be extracted by adopting the data extraction mode, the automatic data extraction of the equipment to be extracted can be realized without manual operation, and the data extraction efficiency of the equipment to be extracted is improved.
Drawings
FIG. 1 is a diagram of an application environment of a data extraction method of a device in one embodiment;
FIG. 2 is a schematic flow chart diagram illustrating a method for data extraction for a device, according to one embodiment;
FIG. 3 is a flow diagram illustrating a method for data extraction by a device in accordance with one embodiment;
FIG. 4 is a diagram illustrating a first data extraction method according to an embodiment;
FIG. 5 is a diagram illustrating an extraction manner of a first data extraction manner in another embodiment;
FIG. 6 is a diagram illustrating a data extraction strategy for a cell phone in one embodiment;
FIG. 7 is a logic diagram illustrating a data extraction strategy for a cell phone in one embodiment;
FIG. 8 is a schematic flow chart of a data extraction method of a WYSIWYG mobile phone according to an embodiment;
FIG. 9 is a block diagram of a data extraction mechanism of an apparatus in one embodiment;
fig. 10 is an internal structural diagram of a computer device in one embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The data extraction method of the device is applied to the application environment shown in fig. 1. As shown in fig. 1, the data extraction device 104 is used to implement a data extraction method of a device of the present application. Specifically, the data extraction device 104 reads hardware attribute information of the device to be extracted 102, identifies an operating system type of the device to be extracted 102 according to the hardware attribute information, identifies a data extraction manner according to the operating system type, and extracts data of the device to be extracted 102 according to the data extraction manner. The device 102 to be extracted may be a device related to case data, such as a mobile phone or a tablet computer. The data extraction device 104 may be a forensic device for forensic extraction of electronic data of criminal acts such as destruction, fraud, attack, etc. in involved data devices.
In one embodiment, as shown in fig. 2, a data extraction method of a device is provided, which is described by taking the method as an example applied to the data extraction device 104 in fig. 1, and includes the following steps:
and S102, reading the hardware attribute information of the equipment to be extracted.
In this embodiment, the device to be extracted may be a mobile phone or a tablet computer. The hardware attribute information of the device to be extracted includes attribute information of a hardware component corresponding to the operating system type of the device to be extracted. Different types of operating systems have different hardware components in the device to be extracted due to the operating requirements of the operating systems. For example, the hardware attribute information of the device to be extracted includes one or more items of CPU (central processing unit) information, memory information, data interface information, and screen information.
The manner of reading the hardware attribute information of the device to be extracted by the data extraction device may be: and reading product description information and/or manufacturer description information of the equipment to be extracted, and acquiring hardware attribute information from the product description information and/or the manufacturer description information. Generally, when the device to be extracted leaves a factory, product description information and/or manufacturer description information are stored. The product description information contains hardware attribute information of the equipment to be extracted, and the vendor description information contains hardware attribute information of the equipment to be extracted.
And S104, identifying the operating system type of the equipment to be extracted according to the hardware attribute information.
In this embodiment, the operating system type of the device to be extracted may be an android operating system or an apple operating system. Different operating system types, and their corresponding hardware components, are also different. For example, in an android operating system and an apple operating system, because the android operating system has a high requirement on a running memory, the running memory of the android operating system is several times that of the apple operating system, and the corresponding operating system type can be identified by identifying memory information in hardware attribute information of the device to be extracted. For another example, the device corresponding to the apple operating system generally uses a CPU of apple inc, and the CPU information in the hardware attribute information of the device to be extracted identifies the corresponding operating system type. Therefore, the operating system type of the device to be extracted can be identified from the hardware attribute information.
And S106, identifying a data extraction mode according to the type of the operating system.
In this embodiment, different data extraction modes are set in the data extraction device in advance based on different operating system types, and each data extraction mode is used to instruct the data extraction device to extract data from the device to be extracted according to a corresponding data extraction logic. When the data extraction equipment identifies the operating system type of the equipment to be extracted, identifying a corresponding data extraction mode according to the operating system type of the equipment to be extracted, wherein the acquired data extraction mode is matched with the operating system type of the equipment to be extracted.
And S108, extracting data of the equipment to be extracted according to the data extraction mode.
In this embodiment, the data extraction device performs data extraction on the device to be extracted according to the data extraction mode. The data extraction mode comprises various logic processing information when the data of the equipment to be extracted is extracted, and the data extraction equipment can extract data from the equipment to be extracted according to the various logic processing information in the data extraction mode. For example, the data extraction method is a data extraction method corresponding to the android operating system, and at this time, the data extraction method includes various logic processing information when data extraction is performed on the device of the android operating system. For example, interface data communication is established according to the android operating system, and data and other logic processing information are read from the device according to the android operating system.
The data extraction method of the equipment reads the hardware attribute information of the equipment to be extracted, identifies the operating system type of the equipment to be extracted according to the hardware attribute information, identifies the data extraction mode according to the operating system type, and extracts the data of the equipment to be extracted according to the data extraction mode. Therefore, the type of the operating system of the equipment to be extracted can be automatically identified, the corresponding data extraction mode is further determined, the data extraction is carried out on the equipment to be extracted by adopting the data extraction mode, the automatic data extraction of the equipment to be extracted can be realized without manual operation, and the data extraction efficiency of the equipment to be extracted is improved.
In an embodiment, the hardware attribute information includes one or more of a device identifier, a vendor identifier, a product identifier, a device class code, an interface protocol code, vendor description information, and product description information of the device to be extracted. For example, the hardware attribute information includes:
*. SN (Serial number): whether the android operating system or the apple operating system, this SN is a Device identification (Device ID) of the Device to be extracted;
*. VID (vendor ID): identifying a manufacturer;
*. PID (product ID): product identification;
*. device class code: whether the android operating system or the apple operating system is adopted, the device class code is 0 xFF;
*. interface class code: both the android operating system and the apple operating system are manufacturer-specific;
*. interface protocol code: both the android operating system and the apple operating system are manufacturer-specific;
*. manufacturer's description;
*. description of the product;
the operating system type of the device to be extracted can be directly filtered out through the attribute information and is an android operating system or an apple operating system. Therefore, the operating system type of the device to be extracted can be accurately identified.
In an embodiment, the identifying the data extraction manner according to the operating system type and extracting data of the device to be extracted according to the data extraction manner include: when the operating system type is an android operating system, identifying a first data extraction mode, wherein the first data extraction mode is used for indicating data extraction of equipment to be extracted based on the android operating system, and extracting data of the equipment to be extracted according to the first data extraction mode; and when the operating system type is the apple operating system, identifying a second data extraction mode, wherein the second data extraction mode is used for indicating data extraction of the equipment to be extracted based on the apple operating system, and extracting data of the equipment to be extracted according to the second data extraction mode.
In this embodiment, the operating system types include an android operating system and an apple operating system, and different operating systems correspond to different data extraction modes. The data extraction equipment stores a first data extraction mode and a second data extraction mode in advance. The first data extraction mode is used for indicating data extraction of the device to be extracted based on an android operating system, and the second data extraction mode is used for indicating data extraction of the device to be extracted based on an apple operating system. And when the operating system type of the equipment to be extracted is an android operating system, the data extraction equipment performs data extraction on the equipment to be extracted according to the first data extraction mode. And when the operating system type of the equipment to be extracted is an apple operating system, the data extraction equipment performs data extraction on the equipment to be extracted according to the second data extraction mode. Therefore, automatic data extraction can be carried out on different operating systems of the equipment to be extracted.
In an embodiment, when the operating system type is an android operating system, identifying a first data extraction manner includes: when the operating system type is an android operating system, judging whether a debugging bridge ADB driver is installed in the equipment to be extracted; if so, acquiring system characteristics of the equipment to be extracted through the ADB drive of the debugging bridge, and identifying a first data extraction mode according to the system characteristics; if not, a debugging bridge ADB driver is installed in the equipment to be extracted, the system characteristics of the equipment to be extracted are obtained through the debugging bridge ADB driver, and the first data extraction mode is identified according to the system characteristics.
In this embodiment, the system feature refers to a feature of an internal system of the device to be extracted, and the first data extraction manner can be identified by taking the system feature of the device to be extracted. The system characteristics comprise the brand and the model of the device to be extracted, the version of an android operating system, the version of a user interface, the version of a built-in backup application and/or the version of a file manager, the size of a storage space and the size of a residual space. If the operating system type of the device to be extracted is an android operating system, a debugging bridge ADB driver needs to exist, and the system characteristics of the device to be extracted are obtained through the debugging bridge ADB driver. If the device to be extracted does not have the ADB driver installed, the ADB driver needs to be installed.
In one embodiment, the system features include a brand of the device to be extracted, a model of the device to be extracted, a version of an android operating system, an interface design UI version, a built-in backup application version and/or a file manager version, a storage space size, and a remaining space size. The identifying of the first data extraction mode according to the system features includes: identifying the brand of the equipment to be extracted according to the system characteristics, and determining data extraction logic according to the brand of the equipment to be extracted; and determining a first data extraction mode based on the data extraction logic according to one or more of the model of the device to be extracted, the version of the android operating system, the interface design UI version, the built-in backup application version and/or the file manager version, the size of the storage space and the size of the residual space.
The android operating system is an open system, manufacturers of android devices are diverse, and the product categories are more than thousands of products. Therefore, data extraction for android devices requires more detailed partitioning after distinguishing brand models. In this embodiment, the further detailed division of the device to be extracted includes a model of the device to be extracted, a version of an android operating system, an interface design UI version, a built-in backup application version and/or a file manager version, a storage space size, and a remaining space size. After the data extraction device determines the brand of the device to be extracted, a first data extraction mode is further obtained based on one or more of the model of the device to be extracted, the version of an android operating system, the version of an interface design UI, the version of a built-in backup application and/or a file manager, the size of a storage space and the size of a residual space.
The brand of the device to be extracted corresponds to one or more data extraction logics, and any one or more of the model of the device to be extracted, the version of an android operating system, the interface design UI version, the built-in backup application version, the file manager version, the size of the storage space and the size of the residual space corresponds to one data extraction logic. The first data extraction mode can be further identified through one or more of the model of the device to be extracted, the version of an android operating system, the interface design UI version, the version of a built-in backup application and/or a file manager, the size of the storage space and the size of the residual space.
For example, when the device to be extracted is a mobile phone, the model of the mobile phone, the version of an android operating system, the UI version of interface design, the version of a built-in backup application and/or the version of a file manager, the size of the storage space, and the size of the remaining space may be obtained in the following manner:
after a debugging bridge ADB driving channel of the mobile phone is activated, the method obtains the data through a plurality of commands:
the manufacturer of the mobile phone:
adb -s “Device ID” shell getprop ro.product.manufacturer
the model of the mobile phone is as follows:
adb -s “Device ID” shell getprop ro.product.model
version of android operating system:
adb -s “Device ID” shell getprop ro.build.version.release
interface design UI version:
hua is a mobile phone: adb-s "Device ID" shell getprop ro. build. version. emui
The millet mobile phone comprises: adb-s "Device ID" shell getprop ro
OPPO mobile phone: adb-s "Device ID" shell getprop ro. build. version. opporom
VIVO mobile phone: adb-s "Device ID" shell getprop ro. v vo. os. build. display. ID
…………
Built-in backup application version:
hua is a mobile phone:
adb -s “Device ID” shell “dumpsys package com.huawei.KoBackup | grep versionName=”
VIVO mobile phone:
adb -s “Device ID” shell “dumpsys package com.android.backupconfirm | grep versionName=”
…………
file manager version:
hua is a mobile phone:
adb -s “Device ID” shell “dumpsys package com.huawei.hidisk | grep versionName=”
VIVO mobile phone:
adb -s “Device ID” shell “dumpsys package com.android.filemanager | grep versionName=”
zhongxing (ZTE) cell phone:
adb -s “Device ID” shell “dumpsys package zte.com.cn.filer | grep versionName=”
…………
the size of the storage space and the size of the residual space of the mobile phone are as follows:
adb -s “Device ID” shell “df /sdcard”。
therefore, the system difference and the internal characteristics of the equipment to be extracted of each brand and model can be distinguished in detail, so that the extraction mode of the data information of the equipment to be extracted is accurately determined, the whole process is automatic and efficient, and the product performance and the operation convenience are improved.
In an embodiment, the identifying the first data extraction manner includes: acquiring system characteristics of equipment to be extracted; identifying the brand of the equipment to be extracted according to the system characteristics; and identifying a first data extraction mode according to the brand of the equipment to be extracted.
In this embodiment, the system characteristics include one or more of a manufacturer of the device to be extracted, a device model of the device to be extracted, a brand of the device to be extracted, and a user interface type of the device to be extracted. And identifying the brand of the equipment to be extracted according to the system characteristics. The data extraction modes of the equipment to be extracted of different brands are different. As shown in fig. 3, the data extraction device determines the first data extraction manner by recognizing the brand of the device to be extracted. For example, the brand identified is XiaoMi, RedMi K30. Therefore, the first data extraction manner can be determined quickly.
In an example of this embodiment, the identifying the first data extraction manner according to the brand of the device to be extracted includes: identifying one or more data extraction modes according to the brand of the equipment to be extracted; identifying the version of the android system of the device to be extracted, the version of a user interface and the version of a backup application in the device to be extracted; and screening out a first data extraction mode from the one or more data extraction modes according to the version of the android system, the user interface version and the version of the backup application.
In this example, the devices to be extracted of the same brand correspond to one or more data extraction modes. And screening out a first data extraction mode from the one or more data extraction modes according to the version of the android system of the device to be extracted, the user interface version and the version of the backup application. Further, the first data extraction mode can be screened from one or more data extraction modes according to the version of the android system of the device to be extracted, the version of the user interface, the version of the backup application, the model of the device to be extracted and a built-in chip of the device to be extracted.
In one example, the screening of the first data extraction manner from the one or more data extraction manners according to the version of the android system, the user interface version, and the version of the backup application includes: if the version of the android system is lower than the version of the first system, screening out a first data extraction mode based on root authority from one or more data extraction modes; if the version of the android system is a first system version and the user interface version is a first interface version, screening out a first data extraction mode based on the ADB backup of the debugging bridge from one or more data extraction modes; if the version of the android system is a first system version and the user interface version is a second interface version, screening out a first data extraction mode based on system degradation backup from one or more data extraction modes; if the version of the android system is the second system version and the user interface version is smaller than the third interface version, screening out a first data extraction mode based on system self-backup from one or more data extraction modes; if the version of the android system is larger than or equal to the version of the third system, screening out a first data extraction mode from one or more data extraction modes according to the version of the backup application; the first system version is smaller than the second system version, the second system version is smaller than the third system version, the first interface version is smaller than the second interface version, and the second interface version is smaller than the third interface version.
In this example, a first system version, a second system version, and a third system version are set based on the version of the brand android system. According to the grade of the versions from low to high, the first system version is smaller than the second system version, and the second system version is smaller than the third system version. Setting a first interface version, a second interface version and a third interface version based on the user interface version of the device to be extracted, wherein the first interface version is smaller than the second interface version and the second interface version is smaller than the third interface version according to the grades of the versions from low to high. A specific first data extraction manner can be seen in fig. 4. When the version of the android system is larger than or equal to the version of the third system, the first data extraction mode can be directly determined according to the version of the backup application.
In one example, each data extraction manner of the multiple data extraction manners is related to a backup protocol of the backup application, and the screening of the first data extraction manner from the one or more data extraction manners according to the version of the backup application includes: screening a plurality of data extraction modes to be selected from the plurality of data extraction modes according to the user interface version; and screening out a first data extraction mode from the multiple data extraction modes to be selected according to the version of the backup application and the backup protocol of the backup application corresponding to each data extraction mode to be selected.
In this example, when the version of the android system is greater than or equal to the third system version, the first data extraction manner may be further screened out based on the user interface version and the backup protocol of the backup application. Specifically, a plurality of data extraction modes to be selected are screened out from the plurality of data extraction modes according to the user interface version, each data extraction mode to be selected is associated with one backup protocol of the corresponding backup application, and then a first data extraction mode is screened out from the plurality of data extraction modes to be selected according to the version of the backup application and the backup protocol of the backup application corresponding to each data extraction mode to be selected.
In one implementation, the method for extracting the data includes the steps of screening a plurality of data extraction modes to be selected from a plurality of data extraction modes according to a user interface version, and screening a first data extraction mode from the plurality of data extraction modes to be selected according to a backup application version and a backup protocol of a backup application corresponding to each data extraction mode to be selected, and the method includes the steps of: if the user interface version is smaller than the third interface version, screening a to-be-selected data extraction mode of a first backup protocol and a to-be-selected data extraction mode of a second backup protocol from a plurality of data extraction modes, if the version of the backup application is smaller than or equal to the first application version, taking the to-be-selected data extraction mode of the first backup protocol as the first data extraction mode, and if the version of the backup application is the second application version, taking the to-be-selected data extraction mode of the second backup protocol as the first data extraction mode; if the user interface version is greater than or equal to the third interface version and less than or equal to the fourth interface version, screening a to-be-selected data extraction mode of a third backup protocol and a to-be-selected data extraction mode of a fourth backup protocol from the plurality of data extraction modes, if the backup application version is smaller than the third application version, taking the to-be-selected data extraction mode of the third backup protocol as a first data extraction mode, and if the backup application version is greater than or equal to the third application version, taking the to-be-selected data extraction mode of the fourth backup protocol as the first data extraction mode; if the user interface version is larger than the fourth interface version, a data extraction mode to be selected of a fifth backup protocol and a data extraction mode to be selected of a sixth backup protocol are screened from the plurality of data extraction modes, if the backup application version is equal to the third application version, the data extraction mode to be selected of the fifth backup protocol is used as the first data extraction mode, and if the backup application version is larger than the fourth application version, the data extraction mode to be selected of the sixth backup protocol is used as the first data extraction mode.
In this example, the third interface version is smaller than the fourth interface version, the first application version is smaller than the second application version, the second application version is smaller than the third application version, and the third application version is smaller than the fourth application version according to the level of the versions from low to high. According to the backup protocol of the backup application from low to high, the first backup protocol is smaller than the second backup protocol, the second backup protocol is smaller than the third backup protocol, the third backup protocol is smaller than the fourth backup protocol, the fourth backup protocol is smaller than the fifth backup protocol, and the fifth backup protocol is smaller than the sixth backup protocol. A specific first data extraction manner can be seen in fig. 5.
Based on the foregoing embodiment, a first data extraction manner is screened from one or more data extraction manners according to the version of the android system, the user interface version, and the version of the backup application, and a specific embodiment is given below, as shown in fig. 6:
the equipment to be extracted is a mobile phone, the brand of the mobile phone is Huawei, and the backup application is Huawei assistant. The policy mentioned in fig. 6 is the candidate data extraction method in the above embodiment. The kinds of policies of hua is a mobile phone include policy 1, policy 2, policy 3, policy 4, policy 5, policy 6, and policy 7 shown in fig. 6. Root in the strategy 1 refers to Root-based authority, Recovery Root in the strategy 2 refers to Root authority in a Recovery mode, ADB Backup in the strategy 4 refers to debugging bridge ADB Backup, downrade Backup in the strategy 5 refers to system degraded Backup, self-Backup in the strategy 6 refers to system self-Backup, and Huawei helper protocol Backup in the strategy 7 refers to Backup protocol taking Huawei helper. The protocol versions corresponding to the sub-policies in the policy 7 refer to backup protocols of versions regarded as assistants.
And when data extraction is carried out on the Hua mobile phone, selecting a corresponding strategy to carry out data extraction on the Hua mobile phone. The logic for selecting a policy is illustrated with reference to fig. 7. In the data extraction operation for the hua-shi mobile phone, see fig. 7. First, the version of the Android system of the mobile phone is identified. Versions of the android system include six versions 5, 6, 7, 8, 9, and 10. Secondly, the version of the user interface EMUI of the mobile phone needs to be identified. Versions of EMUI include eight versions 5, 6, 7, 8, 9, 10, 11, and 12. Furthermore, it is also necessary to identify versions of the backup applications built in the mobile phone. The versions of the backup application KoBackup include three versions 8, 9, and 10. The specific implementation of the first data extraction manner is determined according to the version of the android system, the user interface version, and the version of the backup application, as shown in fig. 8.
It should be understood that, although the steps in the flowchart are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least some of the steps in the figures may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performance of the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternately with other steps or at least some of the sub-steps or stages of other steps.
The present application further provides a data extraction apparatus of a device, as shown in fig. 9, the apparatus includes a reading module 902, a first identifying module 904, a second identifying module 906, and an extracting module 908. A reading module 902, configured to read hardware attribute information of a device to be extracted; a first identification module 904, configured to identify an operating system type of the device to be extracted according to the hardware attribute information; a second identification module 906, configured to identify a data extraction manner according to the type of the operating system; the extracting module 908 is configured to extract data of the device to be extracted according to the data extracting manner.
In one embodiment, the hardware attribute information includes one or more of a device identifier, a vendor identifier, a product identifier, a device class code, an interface protocol code, vendor description information, and product description information of the device to be extracted.
In an embodiment, the identifying the data extraction manner according to the operating system type and extracting data of the device to be extracted according to the data extraction manner include: when the operating system type is an android operating system, identifying a first data extraction mode, wherein the first data extraction mode is used for indicating data extraction of equipment to be extracted based on the android operating system, and extracting data of the equipment to be extracted according to the first data extraction mode; and when the operating system type is the apple operating system, identifying a second data extraction mode, wherein the second data extraction mode is used for indicating data extraction of the equipment to be extracted based on the apple operating system, and extracting data of the equipment to be extracted according to the second data extraction mode.
In an embodiment, the identifying the first data extraction manner includes: acquiring system characteristics of equipment to be extracted; identifying the brand of the equipment to be extracted according to the system characteristics; and identifying a first data extraction mode according to the brand of the equipment to be extracted.
In an embodiment, the identifying the first data extraction manner according to the brand of the device to be extracted includes: identifying one or more data extraction modes according to the brand of the equipment to be extracted; identifying the version of the android system of the device to be extracted, the version of a user interface and the version of a backup application in the device to be extracted; and screening out a first data extraction mode from the one or more data extraction modes according to the version of the android system, the user interface version and the version of the backup application.
In an embodiment, the screening of the first data extraction manner from the one or more data extraction manners according to the version of the android system, the user interface version, and the version of the backup application includes: if the version of the android system is lower than the version of the first system, screening out a first data extraction mode based on root authority from one or more data extraction modes; if the version of the android system is a first system version and the user interface version is a first interface version, screening out a first data extraction mode based on the ADB backup of the debugging bridge from one or more data extraction modes; if the version of the android system is a first system version and the user interface version is a second interface version, screening out a first data extraction mode based on system degradation backup from one or more data extraction modes; if the version of the android system is a second system version and the user interface version is smaller than a third interface version, screening out a first data extraction mode based on system self-backup from one or more data extraction modes; if the version of the android system is larger than or equal to the version of the third system, screening out a first data extraction mode from one or more data extraction modes according to the version of the backup application; the first system version is smaller than the second system version, the second system version is smaller than the third system version, the first interface version is smaller than the second interface version, and the second interface version is smaller than the third interface version.
In one embodiment, each of the plurality of data extraction manners is related to a backup protocol of the backup application, and the screening of the first data extraction manner from the one or more data extraction manners according to the version of the backup application includes: screening a plurality of data extraction modes to be selected from the plurality of data extraction modes according to the user interface version; and screening out a first data extraction mode from the multiple data extraction modes to be selected according to the version of the backup application.
For specific limitations of the data extraction device of the apparatus, reference may be made to the above limitations of the data extraction method of the apparatus, which are not described herein again. The modules in the data extraction device of the above-mentioned apparatus can be wholly or partially implemented by software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
In one embodiment, a computer device is provided, which may be a terminal, and its internal structure diagram may be as shown in fig. 10. The computer device includes a processor, a memory, a network interface, a display screen, and an input device connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system and a computer program. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement a data extraction method of an apparatus. The display screen of the computer equipment can be a liquid crystal display screen or an electronic ink display screen, and the input device of the computer equipment can be a touch layer covered on the display screen, a key, a track ball or a touch pad arranged on the shell of the computer equipment, an external keyboard, a touch pad or a mouse and the like.
Those skilled in the art will appreciate that the architecture shown in fig. 10 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
In one embodiment, a computer device is provided, comprising a memory, a processor, and a computer program stored on the memory and executable on the processor, the processor implementing the following steps when executing the computer program: reading hardware attribute information of equipment to be extracted; identifying the type of an operating system of the equipment to be extracted according to the hardware attribute information; identifying a data extraction mode according to the type of the operating system; and extracting data of the equipment to be extracted according to the data extraction mode.
In one embodiment, the hardware attribute information includes one or more of a device identifier, a vendor identifier, a product identifier, a device class code, an interface protocol code, vendor description information, and product description information of the device to be extracted.
In an embodiment, the processor executes a computer program to implement the step of identifying the data extraction manner according to the operating system type, and when the step of extracting the data of the device to be extracted according to the data extraction manner is implemented, the following steps are specifically implemented: when the operating system type is an android operating system, identifying a first data extraction mode, wherein the first data extraction mode is used for indicating data extraction of equipment to be extracted based on the android operating system, and extracting data of the equipment to be extracted according to the first data extraction mode; and when the operating system type is the apple operating system, identifying a second data extraction mode, wherein the second data extraction mode is used for indicating data extraction of the equipment to be extracted based on the apple operating system, and extracting data of the equipment to be extracted according to the second data extraction mode.
In one embodiment, when the processor executes the computer program to implement the above step of identifying the first data extraction manner, the following steps are specifically implemented: acquiring system characteristics of equipment to be extracted; identifying the brand of the equipment to be extracted according to the system characteristics; and identifying a first data extraction mode according to the brand of the equipment to be extracted.
In one embodiment, when the processor executes the computer program to implement the above step of identifying the first data extraction manner according to the brand of the device to be extracted, the following steps are specifically implemented: identifying one or more data extraction modes according to the brand of the equipment to be extracted; identifying the version of the android system of the device to be extracted, the version of a user interface and the version of a backup application in the device to be extracted; and screening out a first data extraction mode from the one or more data extraction modes according to the version of the android system, the user interface version and the version of the backup application.
In one embodiment, when the processor executes the computer program to realize the step of screening out the first data extraction manner from the one or more data extraction manners according to the version of the android system, the user interface version, and the version of the backup application, the following steps are specifically realized: if the version of the android system is lower than the first system version, screening a first data extraction mode based on root permission from one or more data extraction modes; if the version of the android system is a first system version and the user interface version is a first interface version, screening out a first data extraction mode based on the ADB backup of the debugging bridge from one or more data extraction modes; if the version of the android system is a first system version and the user interface version is a second interface version, screening out a first data extraction mode based on system degradation backup from one or more data extraction modes; if the version of the android system is the second system version and the user interface version is smaller than the third interface version, screening out a first data extraction mode based on system self-backup from one or more data extraction modes; if the version of the android system is larger than or equal to the version of the third system, screening out a first data extraction mode from one or more data extraction modes according to the version of the backup application; the first system version is smaller than the second system version, the second system version is smaller than the third system version, the first interface version is smaller than the second interface version, and the second interface version is smaller than the third interface version.
In one embodiment, each data extraction manner of the multiple data extraction manners is related to a backup protocol of the backup application, and when the processor executes the computer program to realize the step of screening out the first data extraction manner from the one or more data extraction manners according to the version of the backup application, the following steps are specifically realized: screening a plurality of data extraction modes to be selected from the plurality of data extraction modes according to the user interface version; and screening out a first data extraction mode from the multiple data extraction modes to be selected according to the version of the backup application.
In one embodiment, a computer-readable storage medium is provided, having a computer program stored thereon, which when executed by a processor, performs the steps of: reading hardware attribute information of equipment to be extracted; identifying the type of an operating system of the equipment to be extracted according to the hardware attribute information; identifying a data extraction mode according to the type of the operating system; and extracting data of the equipment to be extracted according to the data extraction mode.
In one embodiment, the hardware attribute information includes one or more of a device identifier, a vendor identifier, a product identifier, a device class code, an interface protocol code, vendor description information, and product description information of the device to be extracted.
In an embodiment, when the computer program is executed by the processor to implement the step of identifying the data extraction manner according to the operating system type and extracting data of the device to be extracted according to the data extraction manner, the following steps are specifically implemented: when the operating system type is an android operating system, identifying a first data extraction mode, wherein the first data extraction mode is used for indicating data extraction of equipment to be extracted based on the android operating system, and extracting data of the equipment to be extracted according to the first data extraction mode; and when the operating system type is the apple operating system, identifying a second data extraction mode, wherein the second data extraction mode is used for indicating data extraction of the equipment to be extracted based on the apple operating system, and extracting data of the equipment to be extracted according to the second data extraction mode.
In one embodiment, when the processor executes the step of identifying the first data extraction manner, the following steps are specifically implemented: acquiring system characteristics of equipment to be extracted; identifying the brand of the equipment to be extracted according to the system characteristics; and identifying a first data extraction mode according to the brand of the equipment to be extracted.
In one embodiment, when the computer program is executed by the processor to implement the above-mentioned step of identifying the first data extraction manner according to the brand of the device to be extracted, the following steps are specifically implemented: identifying one or more data extraction modes according to the brand of the equipment to be extracted; identifying the version of the android system of the device to be extracted, the version of a user interface and the version of a backup application in the device to be extracted; and screening out a first data extraction mode from the one or more data extraction modes according to the version of the android system, the user interface version and the version of the backup application.
In one embodiment, when the processor executes the step of screening out the first data extraction manner from the one or more data extraction manners according to the version of the android system, the user interface version, and the version of the backup application, the following steps are specifically implemented: if the version of the android system is lower than the version of the first system, screening out a first data extraction mode based on root authority from one or more data extraction modes; if the version of the android system is a first system version and the user interface version is a first interface version, screening out a first data extraction mode based on the ADB backup of the debugging bridge from one or more data extraction modes; if the version of the android system is a first system version and the user interface version is a second interface version, screening out a first data extraction mode based on system degradation backup from one or more data extraction modes; if the version of the android system is the second system version and the user interface version is smaller than the third interface version, screening out a first data extraction mode based on system self-backup from one or more data extraction modes; if the version of the android system is larger than or equal to the version of the third system, screening out a first data extraction mode from one or more data extraction modes according to the version of the backup application; the first system version is smaller than the second system version, the second system version is smaller than the third system version, the first interface version is smaller than the second interface version, and the second interface version is smaller than the third interface version.
In one embodiment, each of the plurality of data extraction manners is associated with a backup protocol of the backup application, and when the computer program is executed by the processor to implement the step of selecting the first data extraction manner from the one or more data extraction manners according to the version of the backup application, the following steps are specifically implemented: screening a plurality of data extraction modes to be selected from the plurality of data extraction modes according to the user interface version; and screening out a first data extraction mode from the multiple data extraction modes to be selected according to the version of the backup application.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), synchronous Link (Synchlink) DRAM (SLDRAM), Rambus (Rambus) direct RAM (RDRAM), direct bused dynamic RAM (DRDRAM), and bused dynamic RAM (RDRAM).
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A method of data extraction for a device, the method comprising:
reading hardware attribute information of equipment to be extracted;
identifying the type of the operating system of the equipment to be extracted according to the hardware attribute information;
identifying a data extraction mode according to the type of the operating system;
and extracting data of the equipment to be extracted according to the data extraction mode.
2. The method of claim 1, wherein the hardware attribute information comprises one or more of a device identifier, a vendor identifier, a product identifier, a device class code, an interface protocol code, vendor description information, and product description information of the device to be extracted.
3. The method of claim 1, wherein the identifying a data extraction manner according to the operating system type and the extracting data from the device to be extracted according to the data extraction manner comprise:
when the operating system type is an android operating system, identifying a first data extraction mode, wherein the first data extraction mode is used for indicating that data extraction is performed on the device to be extracted based on the android operating system, and performing data extraction on the device to be extracted according to the first data extraction mode;
and when the operating system type is an apple operating system, identifying a second data extraction mode, wherein the second data extraction mode is used for indicating that data extraction is performed on the equipment to be extracted based on the apple operating system, and performing data extraction on the equipment to be extracted according to the second data extraction mode.
4. The method of claim 3, wherein the identifying the first data extraction manner comprises:
acquiring system characteristics of the equipment to be extracted;
identifying the brand of the equipment to be extracted according to the system characteristics;
and identifying the first data extraction mode according to the brand of the equipment to be extracted.
5. The method according to claim 4, wherein the identifying the first data extraction manner according to the brand of the device to be extracted comprises:
identifying one or more data extraction modes according to the brand of the equipment to be extracted;
identifying the version of the android system of the device to be extracted, the version of a user interface and the version of a backup application in the device to be extracted;
and screening the first data extraction mode from the one or more data extraction modes according to the version of the android system, the user interface version and the version of the backup application.
6. The method of claim 5, wherein the screening the first data extraction manner from the one or more data extraction manners according to the version of the android system, the user interface version, and the version of the backup application comprises:
if the version of the android system is lower than the version of the first system, screening out a first data extraction mode based on root authority from the one or more data extraction modes;
if the version of the android system is the first system version and the user interface version is a first interface version, screening out a first data extraction mode based on ADB backup of a debugging bridge from the one or more data extraction modes;
if the version of the android system is the first system version and the user interface version is the second interface version, screening out a first data extraction mode based on system degradation backup from the one or more data extraction modes;
if the version of the android system is a second system version and the user interface version is smaller than a third interface version, screening out a first data extraction mode based on system self-backup from the one or more data extraction modes;
if the version of the android system is larger than or equal to a third system version, screening the first data extraction mode from the one or more data extraction modes according to the version of the backup application;
wherein the first system version is smaller than the second system version, the second system version is smaller than the third system version, the first interface version is smaller than the second interface version, and the second interface version is smaller than the third interface version.
7. The method of claim 6, wherein the plurality of data extraction methods are provided, each data extraction method of the plurality of data extraction methods is associated with a backup protocol of the backup application, and the screening of the first data extraction method from the one or more data extraction methods according to the version of the backup application comprises:
screening a plurality of data extraction modes to be selected from the plurality of data extraction modes according to the user interface version;
and screening the first data extraction mode from the multiple data extraction modes to be selected according to the version of the backup application and the backup protocol of the backup application corresponding to each data extraction mode to be selected.
8. An apparatus for extracting data from a device, the apparatus comprising:
the reading module is used for reading the hardware attribute information of the equipment to be extracted;
the first identification module is used for identifying the type of the operating system of the equipment to be extracted according to the hardware attribute information;
the second identification module is used for identifying a data extraction mode according to the type of the operating system;
and the extraction module is used for extracting data of the equipment to be extracted according to the data extraction mode.
9. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the steps of the method of any of claims 1 to 7 are implemented when the computer program is executed by the processor.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 7.
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