CN113852717B - Wallpaper module position migration method, equipment and computer readable storage medium - Google Patents

Wallpaper module position migration method, equipment and computer readable storage medium Download PDF

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CN113852717B
CN113852717B CN202111139529.8A CN202111139529A CN113852717B CN 113852717 B CN113852717 B CN 113852717B CN 202111139529 A CN202111139529 A CN 202111139529A CN 113852717 B CN113852717 B CN 113852717B
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path
wallpaper
multimedia
catalog
party
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CN113852717A (en
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廖松茂
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Nubia Technology Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/72Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H04M1/72427User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality for supporting games or graphical animations
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60Protecting data
    • G06F21/604Tools and structures for managing or administering access control systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/72Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H04M1/7243User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages
    • H04M1/72439User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages for image or video messaging
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2141Access rights, e.g. capability lists, access control lists, access tables, access matrices

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  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
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  • Computer Security & Cryptography (AREA)
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  • Physics & Mathematics (AREA)
  • Bioethics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Multimedia (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Telephone Function (AREA)

Abstract

The invention discloses a wallpaper module position migration method, equipment and a computer readable storage medium, wherein the method comprises the following steps: acquiring a third party library path accessible to a third party application associated with the wallpaper module; creating a multimedia directory under an application file directory of the third party library path; the wallpaper file under the system catalog is transferred to the multimedia catalog; and in the initialization process, the first path corresponding to the multimedia directory is mounted to the second path corresponding to the system directory through the hanging command, so that the third party application program accesses the wallpaper file under the multimedia directory through the second path. The wallpaper module position migration scheme is realized, the problem of strong dependence of wallpaper modules in the process of multi-project research and development is reduced, the adaptation workload is reduced, the additional modification requirement for third party application is avoided, and the productivity is improved.

Description

Wallpaper module position migration method, equipment and computer readable storage medium
Technical Field
The present invention relates to the field of mobile communications, and in particular, to a wallpaper module position migration method, device and computer readable storage medium.
Background
In the prior art, with the continuous development of intelligent terminal equipment, equipment based on an android platform such as mobile phones is updated faster and faster. In particular, when a handset vendor inserts android S (a version of the android operating system), the handset vendor changes the compiled code into a common portion qssi (qualcomm single system image, high-pass single system image), plus a vendor (third party library) associated with the specific project. The idea of the above process is to use qssi as a common module with the same items. Generally, inside the qssi, it is not possible to judge what a specific item is in android.mk (the directory where the file itself is located) as in the previous security Zhuo Banben, and then the corresponding resource can be incorporated. Meanwhile, the current qssi does not contain any project information any more, but the wallpaper module is strongly related to the project, and each mobile phone project wallpaper cannot be used as a set. Therefore, the processing mode possibly considered at present can only be transplanted under the vendor, but the file merge compiled by the vendor does not contain the original system/media/, which means that the storage path of the vendor wallpaper must be placed under the vendor related directory.
However, the above processing method is likely to generate many selinux (security subsystem of forced access control) authority problems, and many applications relying on the system/media wallpaper folder further cause many applications to follow the modification path. It can be seen that the above solution is relatively large in magnitude of modification, which is disadvantageous for improvement of productivity.
Disclosure of Invention
In order to solve the above technical drawbacks in the prior art, the present invention provides a wallpaper module position migration method, which includes:
a third party library path accessible to a third party application associated with the wallpaper module is obtained.
Creating a multimedia directory under an application file directory of the third party library path.
And transferring the wallpaper file under the system catalog to the multimedia catalog.
And in the initialization process, the first path corresponding to the multimedia directory is mounted to the second path corresponding to the system directory through the hanging command, so that the third party application program accesses the wallpaper file under the multimedia directory through the second path.
Optionally, the obtaining a third party library path accessible to a third party application associated with the wallpaper module includes:
a plurality of the third party applications associated with the wallpaper module is determined.
And acquiring third party library paths which are accessible to all the third party application programs in the security subsystem of the forced access control.
Optionally, creating a multimedia directory under an application file directory of the third party library path includes:
and creating a new multimedia catalog under the application program file catalog of the third party library path according to the original multimedia catalog under the system catalog.
And inheriting the path attribute corresponding to the multimedia catalog.
Optionally, the transferring the wallpaper file under the system directory to the multimedia directory includes:
and transferring the wallpaper file under the original multimedia catalog to a new multimedia catalog.
And determining the access rights of all the third party application programs to the multimedia catalogue.
The invention also provides wallpaper module position migration equipment, which is characterized by comprising a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the computer program is realized when being executed by the processor:
obtaining a third party library path accessible to a third party application associated with the wallpaper module,
Creating a multimedia directory under an application file directory of the third party library path.
And transferring the wallpaper file under the system catalog to the multimedia catalog.
And in the initialization process, the first path corresponding to the multimedia directory is mounted to the second path corresponding to the system directory through the hanging command, so that the third party application program accesses the wallpaper file under the multimedia directory through the second path.
Optionally, the computer program is implemented when executed by the processor:
a plurality of the third party applications associated with the wallpaper module is determined.
And acquiring third party library paths which are accessible to all the third party application programs in the security subsystem of the forced access control.
Optionally, the computer program is implemented when executed by the processor:
and creating a new multimedia catalog under the application program file catalog of the third party library path according to the original multimedia catalog under the system catalog.
And inheriting the path attribute corresponding to the multimedia catalog.
Optionally, the computer program is implemented when executed by the processor:
and transferring the wallpaper file under the original multimedia catalog to a new multimedia catalog.
And determining the access rights of all the third party application programs to the multimedia catalogue.
The invention also provides wallpaper module position migration equipment, which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the computer program is executed by the processor to realize the steps of the wallpaper module position migration method.
The invention also provides a computer readable storage medium, wherein the computer readable storage medium stores a wallpaper module position migration program, and the wallpaper module position migration program realizes the steps of the wallpaper module position migration method according to any one of the above steps when being executed by a processor.
The wallpaper module position migration method, the wallpaper module position migration equipment and the computer readable storage medium are implemented by acquiring a third party library path which is accessible by a third party application program associated with a wallpaper module; creating a multimedia directory under an application file directory of the third party library path; the wallpaper file under the system catalog is transferred to the multimedia catalog; and in the initialization process, the first path corresponding to the multimedia directory is mounted to the second path corresponding to the system directory through the hanging command, so that the third party application program accesses the wallpaper file under the multimedia directory through the second path. The wallpaper module position migration scheme is realized, the problem of strong dependence of wallpaper modules in the process of multi-project research and development is reduced, the adaptation workload is reduced, the additional modification requirement for third party application is avoided, and the productivity is improved.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
fig. 1 is a schematic diagram of a hardware structure of a mobile terminal according to the present invention;
fig. 2 is a schematic diagram of a communication network system according to an embodiment of the present invention;
FIG. 3 is a first flowchart of a wallpaper module position migration method according to a first embodiment of the present invention;
FIG. 4 is a second flowchart of a first embodiment of a wallpaper module position migration method according to the present invention;
FIG. 5 is a third flowchart of a wallpaper module position migration method according to the first embodiment of the present invention;
FIG. 6 is a fourth flowchart of a wallpaper module position migration method according to the first embodiment of the invention.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In the following description, suffixes such as "module", "component", or "unit" for representing elements are used only for facilitating the description of the present invention, and have no specific meaning per se. Thus, "module," "component," or "unit" may be used in combination.
The terminal may be implemented in various forms. For example, the terminals described in the present invention may include mobile terminals such as cell phones, tablet computers, notebook computers, palm computers, personal digital assistants (Personal Digital Assistant, PDA), portable media players (Portable Media Player, PMP), navigation devices, wearable devices, smart bracelets, pedometers, and fixed terminals such as digital TVs, desktop computers, and the like.
The following description will be given taking a mobile terminal as an example, and those skilled in the art will understand that the configuration according to the embodiment of the present invention can be applied to a fixed type terminal in addition to elements particularly used for a moving purpose.
Referring to fig. 1, which is a schematic diagram of a hardware structure of a mobile terminal implementing various embodiments of the present invention, the mobile terminal 100 may include: an RF (Radio Frequency) unit 101, a WiFi module 102, an audio output unit 103, an a/V (audio/video) input unit 104, a sensor 105, a display unit 106, a user input unit 107, an interface unit 108, a memory 109, a processor 110, and a power supply 111. Those skilled in the art will appreciate that the mobile terminal structure shown in fig. 1 is not limiting of the mobile terminal and that the mobile terminal may include more or fewer components than shown, or may combine certain components, or a different arrangement of components.
The following describes the components of the mobile terminal in detail with reference to fig. 1:
the radio frequency unit 101 may be used for receiving and transmitting signals during the information receiving or communication process, specifically, after receiving downlink information of the base station, processing the downlink information by the processor 110; and, the uplink data is transmitted to the base station. Typically, the radio frequency unit 101 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 101 may also communicate with networks and other devices via wireless communications. The wireless communication may use any communication standard or protocol, including but not limited to GSM (Global System of Mobile communication, global System for Mobile communications), GPRS (General Packet Radio Service ), CDMA2000 (Code Division Multiple Access, CDMA 2000), WCDMA (Wideband Code Division Multiple Access ), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access, time Division synchronous code Division multiple Access), FDD-LTE (Frequency Division Duplexing-Long Term Evolution, frequency Division Duplex Long term evolution), and TDD-LTE (Time Division Duplexing-Long Term Evolution, time Division Duplex Long term evolution), etc.
WiFi belongs to a short-distance wireless transmission technology, and a mobile terminal can help a user to send and receive e-mails, browse web pages, access streaming media and the like through the WiFi module 102, so that wireless broadband Internet access is provided for the user. Although fig. 1 shows a WiFi module 102, it is understood that it does not belong to the necessary constitution of a mobile terminal, and can be omitted entirely as required within a range that does not change the essence of the invention.
The audio output unit 103 may convert audio data received by the radio frequency unit 101 or the WiFi module 102 or stored in the memory 109 into an audio signal and output as sound when the mobile terminal 100 is in a call signal reception mode, a talk mode, a recording mode, a voice recognition mode, a broadcast reception mode, or the like. Also, the audio output unit 103 may also provide audio output (e.g., a call signal reception sound, a message reception sound, etc.) related to a specific function performed by the mobile terminal 100. The audio output unit 103 may include a speaker, a buzzer, and the like.
The a/V input unit 104 is used to receive an audio or video signal. The a/V input unit 104 may include a graphics processor (Graphics Processing Unit, GPU) 1041 and a microphone 1042, the graphics processor 1041 processing image data of still pictures or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 106. The image frames processed by the graphics processor 1041 may be stored in the memory 109 (or other storage medium) or transmitted via the radio frequency unit 101 or the WiFi module 102. The microphone 1042 can receive sound (audio data) via the microphone 1042 in a phone call mode, a recording mode, a voice recognition mode, and the like, and can process such sound into audio data. The processed audio (voice) data may be converted into a format output that can be transmitted to the mobile communication base station via the radio frequency unit 101 in the case of a telephone call mode. The microphone 1042 may implement various types of noise cancellation (or suppression) algorithms to cancel (or suppress) noise or interference generated in the course of receiving and transmitting the audio signal.
The mobile terminal 100 also includes at least one sensor 105, such as a light sensor, a motion sensor, and other sensors. Specifically, the light sensor includes an ambient light sensor and a proximity sensor, wherein the ambient light sensor can adjust the brightness of the display panel 1061 according to the brightness of ambient light, and the proximity sensor can turn off the display panel 1061 and/or the backlight when the mobile terminal 100 moves to the ear. As one of the motion sensors, the accelerometer sensor can detect the acceleration in all directions (generally three axes), and can detect the gravity and direction when stationary, and can be used for applications of recognizing the gesture of a mobile phone (such as horizontal and vertical screen switching, related games, magnetometer gesture calibration), vibration recognition related functions (such as pedometer and knocking), and the like; as for other sensors such as fingerprint sensors, pressure sensors, iris sensors, molecular sensors, gyroscopes, barometers, hygrometers, thermometers, infrared sensors, etc. that may also be configured in the mobile phone, the detailed description thereof will be omitted.
The display unit 106 is used to display information input by a user or information provided to the user. The display unit 106 may include a display panel 1061, and the display panel 1061 may be configured in the form of a liquid crystal display (Liquid Crystal Display, LCD), an Organic Light-Emitting Diode (OLED), or the like.
The user input unit 107 may be used to receive input numeric or character information and to generate key signal inputs related to user settings and function control of the mobile terminal. In particular, the user input unit 107 may include a touch panel 1071 and other input devices 1072. The touch panel 1071, also referred to as a touch screen, may collect touch operations thereon or thereabout by a user (e.g., operations of the user on the touch panel 1071 or thereabout by using any suitable object or accessory such as a finger, a stylus, etc.) and drive the corresponding connection device according to a predetermined program. The touch panel 1071 may include two parts of a touch detection device and a touch controller. The touch detection device detects the touch azimuth of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch detection device, converts it into touch point coordinates, and sends the touch point coordinates to the processor 110, and can receive and execute commands sent from the processor 110. Further, the touch panel 1071 may be implemented in various types such as resistive, capacitive, infrared, and surface acoustic wave. The user input unit 107 may include other input devices 1072 in addition to the touch panel 1071. In particular, other input devices 1072 may include, but are not limited to, one or more of a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, mouse, joystick, etc., as specifically not limited herein.
Further, the touch panel 1071 may overlay the display panel 1061, and when the touch panel 1071 detects a touch operation thereon or thereabout, the touch panel 1071 is transferred to the processor 110 to determine the type of touch event, and then the processor 110 provides a corresponding visual output on the display panel 1061 according to the type of touch event. Although in fig. 1, the touch panel 1071 and the display panel 1061 are two independent components for implementing the input and output functions of the mobile terminal, in some embodiments, the touch panel 1071 may be integrated with the display panel 1061 to implement the input and output functions of the mobile terminal, which is not limited herein.
The interface unit 108 serves as an interface through which at least one external device can be connected with the mobile terminal 100. For example, the external devices may include a wired or wireless headset port, an external power (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 108 may be used to receive input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the mobile terminal 100 or may be used to transmit data between the mobile terminal 100 and an external device.
Memory 109 may be used to store software programs as well as various data. The memory 109 may mainly include a storage program area that may store an operating system, application programs required for at least one function (such as a sound playing function, an image playing function, etc.), and a storage data area; the storage data area may store data (such as audio data, phonebook, etc.) created according to the use of the handset, etc. In addition, memory 109 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
The processor 110 is a control center of the mobile terminal, connects various parts of the entire mobile terminal using various interfaces and lines, and performs various functions of the mobile terminal and processes data by running or executing software programs and/or modules stored in the memory 109 and calling data stored in the memory 109, thereby performing overall monitoring of the mobile terminal. Processor 110 may include one or more processing units; preferably, the processor 110 may integrate an application processor that primarily handles operating systems, user interfaces, applications, etc., with a modem processor that primarily handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 110.
The mobile terminal 100 may further include a power source 111 (e.g., a battery) for supplying power to the respective components, and preferably, the power source 111 may be logically connected to the processor 110 through a power management system, so as to perform functions of managing charging, discharging, and power consumption management through the power management system.
Although not shown in fig. 1, the mobile terminal 100 may further include a bluetooth module or the like, which is not described herein.
In order to facilitate understanding of the embodiments of the present invention, a communication network system on which the mobile terminal of the present invention is based will be described below.
Referring to fig. 2, fig. 2 is a schematic diagram of a communication network system according to an embodiment of the present invention, where the communication network system is an LTE system of a general mobile communication technology, and the LTE system includes a UE (User Equipment) 201, an e-UTRAN (Evolved UMTS Terrestrial Radio Access Network ) 202, an epc (Evolved Packet Core, evolved packet core) 203, and an IP service 204 of an operator that are sequentially connected in communication.
Specifically, the UE201 may be the terminal 100 described above, and will not be described herein.
The E-UTRAN202 includes eNodeB2021 and other eNodeB2022, etc. The eNodeB2021 may be connected with other eNodeB2022 by a backhaul (e.g., an X2 interface), the eNodeB2021 is connected to the EPC203, and the eNodeB2021 may provide access from the UE201 to the EPC 203.
EPC203 may include MME (Mobility Management Entity ) 2031, hss (Home Subscriber Server, home subscriber server) 2032, other MMEs 2033, SGW (Serving Gate Way) 2034, pgw (PDN Gate Way) 2035 and PCRF (Policy and Charging Rules Function, policy and tariff function entity) 2036, and so on. The MME2031 is a control node that handles signaling between the UE201 and EPC203, providing bearer and connection management. HSS2032 is used to provide registers to manage functions such as home location registers (not shown) and to hold user specific information about service characteristics, data rates, etc. All user data may be sent through SGW2034 and PGW2035 may provide IP address allocation and other functions for UE201, PCRF2036 is a policy and charging control policy decision point for traffic data flows and IP bearer resources, which selects and provides available policy and charging control decisions for a policy and charging enforcement function (not shown).
IP services 204 may include the internet, intranets, IMS (IP Multimedia Subsystem ), or other IP services, etc.
Although the LTE system is described above as an example, it should be understood by those skilled in the art that the present invention is not limited to LTE systems, but may be applied to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA, and future new network systems.
Based on the above mobile terminal hardware structure and the communication network system, various embodiments of the method of the present invention are provided.
Example 1
FIG. 3 is a flowchart of a wallpaper module position migration method according to a first embodiment of the invention. A wallpaper module position migration method, the method comprising:
s1, a third party library path which is accessible to a third party application program associated with the wallpaper module is obtained.
S2, creating a multimedia directory under the application program file directory of the third-party library path.
S3, the wallpaper file under the system catalog is transferred to the multimedia catalog.
S4, in the initialization process, the first path corresponding to the multimedia directory is mounted to the second path corresponding to the system directory through the hanging command, so that the third party application program accesses the wallpaper file under the multimedia directory through the second path.
FIG. 4 is a second flowchart of a wallpaper module position migration method according to the first embodiment of the invention. The obtaining a third party library path accessible to a third party application associated with the wallpaper module includes:
s11, determining a plurality of third party application programs associated with the wallpaper module.
S12, acquiring third party library paths which are accessible to all the third party application programs in the security subsystem of the forced access control.
FIG. 5 is a third flowchart of a wallpaper module position migration method according to the first embodiment of the invention. The creating a multimedia directory under an application file directory of the third party library path comprises:
s21, creating a new multimedia catalog under the application program file catalog of the third-party library path according to the original multimedia catalog under the system catalog.
S22, inheriting the path attribute corresponding to the multimedia catalog.
FIG. 6 is a fourth flowchart of a wallpaper module position migration method according to the first embodiment of the invention. The transferring the wallpaper file under the system catalog to the multimedia catalog comprises the following steps:
s31, the wallpaper file under the original multimedia catalog is transferred to a new multimedia catalog.
S32, determining the access rights of all the third party application programs to the multimedia catalogue.
In this embodiment, it is considered that the problem to be solved in this application is that, for qssi, qssi will no longer contain any item information, but the wallpaper module itself is strongly related to the item, and it is certainly impossible to use one set of wallpaper for each mobile phone item, that is, the modification scheme based on qssi cannot meet the current requirement.
In this embodiment, another solution is proposed in consideration of the drawbacks of the above-mentioned scheme, that is, the wallpaper module is placed under the binder. However, under the vendor, a path is arbitrarily created, which leads to that other modules using wallpaper need to be configured with corresponding selinux authorities, which also brings complicated modification operation and lower operability.
In this embodiment, in the disadvantage of combining the two schemes, this embodiment proposes that a vendor path that can be used normally by other applications is found again. That is, the original media directory is placed under this vendor path that other applications can also use as normal. At the same time, the properties of this path are inherited. Thus, other applications can access the wallpaper module without separately writing the corresponding selinux.
In this embodiment, upon specific analysis, it is found that this path of vendor/app can let other apps access without re-writing selinux permissions. Therefore, the processing idea of this embodiment is that a media directory is created in the vendor/app to store the original wallpaper, and other applications can access the path normally. It can be seen that the latest path of the wallpaper module has been switched from original/system/media/wallpaper to/vendor/app/media/wallpaper by the above transformation.
In this embodiment, the problem that other applications can access the wallpaper under the vendor path without using separate selinux is solved by the above scheme. However, in this embodiment, each application is still required to modify the access path. Therefore, the technical problem to be solved in this embodiment is to make the original application access/system/media/wallpaper path be normally accessed while keeping unchanged.
In this embodiment, taking the technical problem as a starting point, the solution proposed in this embodiment is to map the current vendor/app/media path to the system/media. Specifically, the method adopted in this embodiment is implemented by calling mount/vendor/app/media/system/media in init. That is, mounting the vendor/app/media to the system/media path is accomplished with a mount command. Therefore, for other applications, any code is not required to be modified, and the smooth migration of the wallpaper, namely the resource which changes along with the project, from qssi to vendor can be realized only by executing the scheme on the wallpaper terminal.
It can be seen that, in this embodiment, the selinux permissions of some paths existing by the vendor are skillfully combined, the wallpaper related to the wallpaper module is also put together, and meanwhile, in the init initialization process, the original system/media/wallpaper directory is mounted, so that the corresponding third party application strongly dependent on the wallpaper module can normally access without modifying any code.
The method has the advantages that the third party library path which is accessible to the third party application program associated with the wallpaper module is obtained; creating a multimedia directory under an application file directory of the third party library path; the wallpaper file under the system catalog is transferred to the multimedia catalog; and in the initialization process, the first path corresponding to the multimedia directory is mounted to the second path corresponding to the system directory through the hanging command, so that the third party application program accesses the wallpaper file under the multimedia directory through the second path. The wallpaper module position migration scheme is realized, the problem of strong dependence of wallpaper modules in the process of multi-project research and development is reduced, the adaptation workload is reduced, the additional modification requirement for third party application is avoided, and the productivity is improved.
Example two
The invention also provides wallpaper module position migration equipment, which is characterized by comprising a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the computer program is realized when being executed by the processor:
and acquiring a third-party library path which is accessible by a third-party application program associated with the wallpaper module, and creating a multimedia directory under an application program file directory of the third-party library path.
And transferring the wallpaper file under the system catalog to the multimedia catalog.
And in the initialization process, the first path corresponding to the multimedia directory is mounted to the second path corresponding to the system directory through the hanging command, so that the third party application program accesses the wallpaper file under the multimedia directory through the second path.
Optionally, the computer program is implemented when executed by the processor:
a plurality of the third party applications associated with the wallpaper module is determined.
And acquiring third party library paths which are accessible to all the third party application programs in the security subsystem of the forced access control.
Optionally, the computer program is implemented when executed by the processor:
and creating a new multimedia catalog under the application program file catalog of the third party library path according to the original multimedia catalog under the system catalog.
And inheriting the path attribute corresponding to the multimedia catalog.
Optionally, the computer program is implemented when executed by the processor:
and transferring the wallpaper file under the original multimedia catalog to a new multimedia catalog.
And determining the access rights of all the third party application programs to the multimedia catalogue.
In this embodiment, it is considered that the problem to be solved in this application is that, for qssi, qssi will no longer contain any item information, but the wallpaper module itself is strongly related to the item, and it is certainly impossible to use one set of wallpaper for each mobile phone item, that is, the modification scheme based on qssi cannot meet the current requirement.
In this embodiment, another solution is proposed in consideration of the drawbacks of the above-mentioned scheme, that is, the wallpaper module is placed under the binder. However, under the vendor, a path is arbitrarily created, which leads to that other modules using wallpaper need to be configured with corresponding selinux authorities, which also brings complicated modification operation and lower operability.
In this embodiment, in the disadvantage of combining the two schemes, this embodiment proposes that a vendor path that can be used normally by other applications is found again. That is, the original media directory is placed under this vendor path that other applications can also use as normal. At the same time, the properties of this path are inherited. Thus, other applications can access the wallpaper module without separately writing the corresponding selinux.
In this embodiment, upon specific analysis, it is found that this path of vendor/app can let other apps access without re-writing selinux permissions. Therefore, the processing idea of this embodiment is that a media directory is created in the vendor/app to store the original wallpaper, and other applications can access the path normally. It can be seen that the latest path of the wallpaper module has been switched from original/system/media/wallpaper to/vendor/app/media/wallpaper by the above transformation.
In this embodiment, the problem that other applications can access the wallpaper under the vendor path without using separate selinux is solved by the above scheme. However, in this embodiment, each application is still required to modify the access path. Therefore, the technical problem to be solved in this embodiment is to make the original application access/system/media/wallpaper path be normally accessed while keeping unchanged.
In this embodiment, taking the technical problem as a starting point, the solution proposed in this embodiment is to map the current vendor/app/media path to the system/media. Specifically, the method adopted in this embodiment is implemented by calling mount/vendor/app/media/system/media in init. That is, mounting the vendor/app/media to the system/media path is accomplished with a mount command. Therefore, for other applications, any code is not required to be modified, and the smooth migration of the wallpaper, namely the resource which changes along with the project, from qssi to vendor can be realized only by executing the scheme on the wallpaper terminal.
It can be seen that, in this embodiment, the selinux permissions of some paths existing by the vendor are skillfully combined, the wallpaper related to the wallpaper module is also put together, and meanwhile, in the init initialization process, the original system/media/wallpaper directory is mounted, so that the corresponding third party application strongly dependent on the wallpaper module can normally access without modifying any code.
The method has the advantages that the third party library path which is accessible to the third party application program associated with the wallpaper module is obtained; creating a multimedia directory under an application file directory of the third party library path; the wallpaper file under the system catalog is transferred to the multimedia catalog; and in the initialization process, the first path corresponding to the multimedia directory is mounted to the second path corresponding to the system directory through the hanging command, so that the third party application program accesses the wallpaper file under the multimedia directory through the second path. The wallpaper module position migration scheme is realized, the problem of strong dependence of wallpaper modules in the process of multi-project research and development is reduced, the adaptation workload is reduced, the additional modification requirement for third party application is avoided, and the productivity is improved.
Example III
Based on the above embodiment, the present invention also proposes a wallpaper module position migration device, which comprises a memory, a processor and a computer program stored on the memory and executable on the processor, the computer program implementing the steps of the wallpaper module position migration method according to any one of the above when being executed by the processor.
It should be noted that the above device embodiments and method embodiments belong to the same concept, the specific implementation process of the device embodiments is detailed in the method embodiments, and technical features in the method embodiments are correspondingly applicable to the device embodiments, which are not repeated herein.
Example IV
Based on the above embodiment, the present invention further provides a computer readable storage medium, where a wallpaper module position migration program is stored, where the wallpaper module position migration program, when executed by a processor, implements the steps of the wallpaper module position migration method according to any one of the above embodiments.
It should be noted that the medium embodiment and the method embodiment belong to the same concept, the specific implementation process of the medium embodiment and the method embodiment are detailed, and technical features in the method embodiment are correspondingly applicable in the medium embodiment, which is not repeated herein.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing embodiment numbers of the present invention are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments.
From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present invention may be embodied essentially or in a part contributing to the prior art in the form of a software product stored in a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) comprising instructions for causing a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the method according to the embodiments of the present invention.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the claims, which are to be protected by the present invention.

Claims (7)

1. A method for wallpaper module location migration, the method comprising:
obtaining a third party library path which is associated with the wallpaper module and can be accessed by a third party application program, wherein the third party library is a vendor, and the third party library path is a vendor/app/media/wallpaper path;
creating a multimedia directory under an application file directory of the third party library path;
the wallpaper file under the system catalog is transferred to the multimedia catalog;
in the initialization process, mounting a first path corresponding to the multimedia directory to a second path corresponding to the system directory through a mount mounting command, so that the third party application program accesses the wallpaper file under the multimedia directory through the second path;
wherein,
taking a vendor/app/media path as the first path and a system/media path as the second path;
the mount command is adopted to mount the vendor/app/media path to the system/media path, and in an initialization process init.rc, the vendor/app/media/system/media path is called for implementation;
the obtaining a third party library path accessible to a third party application associated with the wallpaper module includes:
determining a plurality of the third party applications associated with the wallpaper module;
and acquiring third party library paths which are accessible to all the third party application programs in the security subsystem of the forced access control.
2. The wallpaper module location migration method of claim 1, wherein creating a multimedia catalog under an application file catalog of the third party library path comprises:
creating a new multimedia catalog under an application program file catalog of the third-party library path according to an original multimedia catalog under the system catalog;
and inheriting the path attribute corresponding to the multimedia catalog.
3. The wallpaper module location migration method according to claim 2, wherein the transferring wallpaper files under a system directory to the multimedia directory comprises:
the wallpaper file under the original multimedia catalog is transferred to a new multimedia catalog;
and determining the access rights of all the third party application programs to the multimedia catalogue.
4. A wallpaper module location migration apparatus comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the computer program being implemented when executed by the processor:
obtaining a third party library path which is associated with the wallpaper module and can be accessed by a third party application program, wherein the third party library is a vendor, and the third party library path is a vendor/app/media/wallpaper path;
creating a multimedia directory under an application file directory of the third party library path;
the wallpaper file under the system catalog is transferred to the multimedia catalog;
in the initialization process, mounting a first path corresponding to the multimedia directory to a second path corresponding to the system directory through a mount mounting command, so that the third party application program accesses the wallpaper file under the multimedia directory through the second path;
wherein,
taking a vendor/app/media path as the first path and a system/media path as the second path;
the mount command is adopted to mount the vendor/app/media path to the system/media path, and in an initialization process init.rc, the vendor/app/media/system/media path is called for implementation;
the obtaining a third party library path accessible to a third party application associated with the wallpaper module includes:
determining a plurality of the third party applications associated with the wallpaper module;
and acquiring third party library paths which are accessible to all the third party application programs in the security subsystem of the forced access control.
5. The wallpaper module position migration apparatus of claim 4, wherein the computer program when executed by the processor implements:
creating a new multimedia catalog under an application program file catalog of the third-party library path according to an original multimedia catalog under the system catalog;
and inheriting the path attribute corresponding to the multimedia catalog.
6. The wallpaper module position migration apparatus of claim 5, wherein the computer program when executed by the processor implements:
the wallpaper file under the original multimedia catalog is transferred to a new multimedia catalog;
and determining the access rights of all the third party application programs to the multimedia catalogue.
7. A computer-readable storage medium, wherein a wallpaper module position migration program is stored on the computer-readable storage medium, which when executed by a processor, implements the steps of the wallpaper module position migration method of any of claims 1 to 3.
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