CN108108260A - The method of calibration and device of a kind of resource file - Google Patents
The method of calibration and device of a kind of resource file Download PDFInfo
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- CN108108260A CN108108260A CN201611061347.2A CN201611061347A CN108108260A CN 108108260 A CN108108260 A CN 108108260A CN 201611061347 A CN201611061347 A CN 201611061347A CN 108108260 A CN108108260 A CN 108108260A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
- G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
- G06F11/1048—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using arrangements adapted for a specific error detection or correction feature
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Abstract
The invention discloses a kind of method and devices of resource file verification, and total resources file is generated by the information data for extracting each resource file；It is calculated further according to total resources file and obtains original checksums code, and be written into total resources file generated verification file；When being verified to each resource file, corresponding verification file is read, the total resources file in the verification file, which calculates to obtain, confirms check code, judges to confirm whether check code and original effect code are consistent.The present invention to different types of resource file by carrying out data structure adjustment, generate the verification file of an entirety, reduce in checking procedure the program for reading, parsing, calculating to each resource file, reduce the time that resource file verification expends, improve verification efficiency.
Description
Technical field
The present invention relates to the methods of calibration and device of a kind of resource file.
Background technology
Since resource data or file are during parsing, mobile, upload etc., it is easier to lose, damages, therefore in order to
Ensure the reliability of resource data either file generally using being verified to resource data or file, it is of the prior art
Method of calibration is that single file or data are verified, and batch is not supported to verify, and in practical applications, resource data or
File frequently includes many different data types, and data volume is larger, when being verified to resource data or file, it is necessary to
It each resource data or file is parsed respectively, calculated, is verified, being solved to resource data or file repeatedly
Analysis, adds checking procedure complexity, and take it is longer, therefore, develop a kind of method that can efficiently carry out batch verification and
Device is very necessary.
The content of the invention
In view of technological deficiency in the prior art and technology drawback, offer of the embodiment of the present invention overcome the above problem or
The method of calibration and device for a kind of resource file that person solves the above problems at least partly.
As the one side of the embodiment of the present invention, the present invention provides a kind of method of calibration of resource file, the sides
Method includes：
Determine the information data of at least one resource file, synthesis includes the total resources file of index data block；
It calculates and stores the original checksums code of the total resources file；
Checking command is received, calculates the confirmation check code of the total resources file；
Judge whether the confirmation check code and original effect code are consistent.
In one embodiment, calculate and store the original checksums code of the total resources file, including：
Setting includes the configuration file of original checksums code and verification data block correspondence；
Calculate the corresponding original checksums code of at least one verification data block；
Original checksums code is stored in the fixed position of total resources file.
In one embodiment, the corresponding original checksums code of at least one verification data block is calculated, including：
First original checksums code is calculated by the index data block in total resources file；And/or
Second original checksums code is calculated by the information data block in total resources file；And/or
3rd original checksums code is calculated by the index data block in total resources file and information data block.
In one embodiment, the information data of at least one resource file is determined, synthesis includes the total of index data block
Resource file, including：
Extract the common information generation index data block of at least two resource files；
The critical data for obtaining at least two resource file respectively generates corresponding information data block；
By the corresponding index value of the corresponding information data block and offset deposit index data block.
In one embodiment, described information data block includes non-image data block and image data block, the picture number
The end of the total resources file is stored according to block.
As the embodiment of the present invention in another aspect, providing a kind of calibration equipment of resource file, described device includes：
Synthesis module：For determining the information data of at least one resource file, synthesis includes the total resources text of index data block
Part；
Computing module：For calculating the original checksums code of the total resources file；
Memory module：For storing the total resources file for including original checksums code；
Correction verification module：For receiving checking command, the confirmation check code of the total resources file is calculated；
Judgment module：For judging to confirm whether check code and original effect code are consistent.
In one embodiment, the computing module further includes：
Configuration module：For setting the configuration file for including original checksums code and verification data block correspondence；
Computational submodule：For calculating the corresponding original checksums code of at least one verification data block；
Sub-module stored：For storing original checksums code in the fixed position of total resources file.
In one embodiment, the computational submodule includes：
First computing unit：For calculating the corresponding first original checksums code of the index data block in total resources file；
Second computing unit：For calculating the corresponding second original checksums code of the information data block in total resources file；
3rd computing unit：For calculating index data block and the corresponding 3rd original school of information data block in total resources file
Test code.
In one embodiment, the synthesis module includes：
First extraction unit：Index data block is generated for extracting the common information of at least two resource files；
Second extraction unit：Corresponding information data is generated for obtaining the critical data of at least two resource file respectively
Block；
Locating module：For determining the position of information data block.
As the embodiment of the present invention in another aspect, providing a kind of guider, which is characterized in that the guider
Include the calibration equipment of the resource file as described in above-mentioned any embodiment.
The embodiment of the present invention at least realizes following technique effect：
By the way that generation after each independent resource file compiling to be included to the total resources file of index data block and information data block,
Make original checking mode that must be traveled through, parse multiple resource files be converted to only need to parse a resource file,
The step of mode of calculating reduces parsing, the number calculated, simplifies verification, and the time for the verification saved.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that being understood by implementing the present invention.The purpose of the present invention and other advantages can be by the explanations write
Recorded structure is realized and obtained in book, claims and attached drawing.
Below by drawings and examples, technical scheme is described in further detail.
Description of the drawings
Attached drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Example is applied together for explaining the present invention, is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the flow chart of method of calibration of the present invention；
Fig. 2 is the structure chart of total resources file of the present invention；
Fig. 3 is the structure diagram of apparatus of the present invention；
Fig. 4 is the checking process figure of guider of the present invention.
Specific embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although the disclosure is shown in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Completely it is communicated to those skilled in the art.
Resource file of the present invention includes many types, such as：Picture, character string, font, topology file etc.,
Each file all individually stores, and each has oneself mark and storage rule, according to existing verification mode, if desired into
The verification of row resource file needs to read, parse the resource file of each type respectively, and respectively according in each resource file
Content carry out the calculating of check code, process is complicated, and time-consuming, the present invention by the way that each resource file is recompilated,
The concept of index data block and information data block is introduced, every class resource file is made to correspond to an information data block structure, inhomogeneity
The resource file of type corresponds to different types of information data block, and the information and rule of storage are also different, then extract all
Information data block in share common information, including resource type field, data type field, information data size field
Deng, index data block is generated, when creating total resources file, all common information is first write into index data block, then will be right
The critical data for the resource file answered writes corresponding information data block, when reading total resources file data, according to index data
The index value of block generation and the Information locating of bias are to each information data block.
As the one side of the embodiment of the present invention, the present invention provides a kind of method of calibration of resource file, including true
The information data of fixed at least one resource file, synthesis include the total resources file of index data block；It calculates and stores described total
The original checksums code of resource file；Checking command is received, calculates the confirmation check code of the total resources file；Judge the confirmation
Whether check code and original effect code are consistent.
Specific such as Fig. 1, includes the following steps：
S101：The information data of each resource file is extracted, generation includes the total resources text of index data block and information data block
Part；
S102：It is calculated according to the total resources file and obtains original checksums code, and original checksums code write-in total resources file is given birth to
Into verification file；
S103：When being verified to each resource file, corresponding verification file is read, according in the verification file
Total resources file calculate obtain confirm check code；
S104：Judge to confirm whether check code and original effect code are consistent, if so, going to S105；If it is not, then go to S106；
S105：Verification passes through, and starts application；
S106：Prompting verification failure.
By above-mentioned steps, each resource file is integrated into the total resources file with certain rule first, then to total
Resource file carries out verification calculating, and by the setting position of the check value write-in total resources file of calculating, generation verification file is needing
When being verified to resource file, only by carrying out once reading, analytical Calculation to verification file, so as to obtain a confirmation
Check value, by the confirmation check value of acquisition with generate original checksums value compares, complete verification, i.e. when user needs again
During verification data, it is only necessary to a file be verified, step is simple, easy to use, takes less, and accuracy rate is high.
In one embodiment, preferably method is in the present invention, the common information life of at least two resource files of extraction
Into index data block；The critical data for obtaining at least two resource file respectively generates corresponding information data block；By institute
State the corresponding index value of corresponding information data block and offset deposit index data block.Or all resource files are integrated into
One total resources file, but be also not necessarily limited to only be integrated into a total resources file, it can be set according to the verification demand of user total
The single cent part of resource file, so as to be verified one by one to single cent part.
Further, in step S101, all available resource files are obtained first, and the resource file mainly wraps
Two major classes are included, one kind is non-picture associated documents, and one kind is picture file；Non- picture associated documents further include character string, font,
The files such as color, for all of above file generated total resources file, specific Format Reference Fig. 2, first there will be common letter
201 extraction write-in index data 200 of breath, and various information block manipulative indexing information 202 is write in index data block, including rope
Draw value and deviant, resource file information is write into data message block 300 respectively according to the order defined in index data block, this
Sample can navigate to each data message block according to index data block, wherein, the common information of each resource file includes
Resource type field, data type field, data message block size field etc., each information data block can have different
Data structure, it is different according to the resource file type of storage, it can be stored according to different storage rules
It, will be all non-in one embodiment it is preferred that when all resource files are merged into a total resources file
Picture resource file 301 is stored according to different types into information data block by the form of binary data, and in correspondence
Index data block in generate the index value and deviant of corresponding resource file；For picture resource file 302, due to each
Picture file format can all include file header, this figure is also had in addition to indicating the magic number of form of this picture in file header
The essential information of piece, such as picture size, digit etc. then extract picture file essential information, are stored in index data block and life
Information data block is stored in into corresponding index value and deviant, then by other corresponding data portions, in the above manner, then giving birth to
Into the total resources file with certain rule.
In one embodiment it is preferred that each piece can be divided into several fritters or is made of several fields again.The letter
Ceasing data block includes non-image data block and image data block, and in order to reduce parsing total resources file number to the greatest extent, storage is believed
The writing position of breath is also what is required, and when total resources file is loaded in the present invention, non-image data is disposably read in memory,
Rather than image data does not read in memory, therefore the image data block is stored separately in the end of the total resources file, side
Just the reading of data improves the efficiency of reading.
In one embodiment, it is of the present invention to be verified as CRC check, i.e. cyclic redundancy check (Cyclic
Redundancy Check), general overview generates brief fix to be a kind of according to data such as network packet or computer documents
A kind of hash function of digit check code, the mistake for being mainly used to detection or verification data transmission or being likely to occur after preserving.
By CRC check calculate obtain a nybble cryptographic Hash, as total resources file check code and write school
File is tested, when needing to verify file, it is only necessary to carry out CRC check calculating to total resources file again, comparison obtains
Cryptographic Hash and latter four of cryptographic Hash of original storage it is whether consistent, i.e., judge whether skin file is destroyed and alters.
In one embodiment it is preferred that in step S102 steps,
The generation operation of original checksums code is carried out to entire total resources file, the binary data in total resources file is passed through into CRC
Multinomial calculates a cryptographic Hash, judges the mark that whether is destroyed of verification resource file by calculating the cryptographic Hash obtained.
Further, setting includes the configuration file of original checksums code and verification data block correspondence；Calculate at least one
The corresponding original checksums code of kind verification data block；Original checksums code is stored in the fixed position of total resources file.Pass through the present invention
The verification mode of resource file is configured.Different original checksums codes is generated by the different data block in total resources file
Type carries out verification mode configuration according to different original checksums code types.
The capacity of total resources file generally can be bigger, and if carrying out whole file verification every time, being likely to result in should
Start the problem of slow with program, the present invention is with the addition of the option of the verification of different modes.The configuration that can be applied according to user,
Extraction needs the data that verify, is verified, the mode of verification and including file can be set according to the agreement of client.
Further, the corresponding original checksums code of at least one verification data block is calculated, including：
First original checksums code is calculated by the index data block in total resources file；And/or
Second original checksums code is calculated by the information data block in total resources file；And/or
3rd original checksums code is calculated by the index data block in total resources file and information data block.
Described information data block is positioned by index data index information in the block.
That is, the present invention can be respectively according to index data block, information data block and the index number of total resources file
CRC check technology is carried out according to the summation of block plus information data block, a Hash is generated by index data binary value in the block
Value, can not only ensure the correctness of data, but also improve and verified speed；In addition polytype verification mode can more meet use
The demand at family promotes the experience of user.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of calibration equipment of resource file, due to the dress
It is similar to put the method for calibration of the principle of solved problem and the resource file of previous embodiment, therefore the implementation of the device can be joined
See the implementation of the method for previous embodiment, overlaps will not be repeated.
The present embodiment provides a kind of calibration equipment of resource file, such as Fig. 3, described device includes：
Synthesis module 401：For determining the information data of at least one resource file, synthesis includes the total resources of index data block
File；
Computing module 402：For calculating the original checksums code of the total resources file；
Memory module 403：For storing the total resources file for including original checksums code；
Correction verification module 404：For receiving checking command, the confirmation check code of the total resources file is calculated；
Judgment module 405：For judging to confirm whether check code and original effect code are consistent.
The present apparatus can be divided into two parts, and a part is verification file generated part, including synthesis module 401, is calculated
Module 402 and memory module 403, a part are verification file verification part, when needing to verify verification file, are started
Correction verification module 404, judgment module 405.
In one embodiment, the computing module 402 further includes：
Configuration module：For setting the configuration file for including original checksums code and verification data block correspondence；
Computational submodule：For calculating the corresponding original checksums code of at least one verification data block；
Sub-module stored：For storing original checksums code in the fixed position of total resources file.
In one embodiment, the computational submodule includes：
First computing unit：For calculating the corresponding first original checksums code of the index data block in total resources file；
Second computing unit：For calculating the corresponding second original checksums code of the information data block in total resources file；
3rd computing unit：For calculating index data block and the corresponding 3rd original school of information data block in total resources file
Test code.
In one embodiment, the synthesis module 401 includes：
First extraction unit：Index data block is generated for extracting the common information of at least two resource files；
Second extraction unit：Corresponding information data is generated for obtaining the critical data of at least two resource file respectively
Block；
Locating module：For determining the position of information data block.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of guider, since the device solves to ask
The principle of topic is similar to the method for calibration of the resource file of previous embodiment, therefore the implementation of the device may refer to foregoing implementation
The implementation of the method for example, overlaps will not be repeated.
A kind of guider, the guider include the calibration equipment of resource file as described above.
Wherein, the resource file in guider refer mainly to generation graphical interface of user skin resource file, with
After the completion of family graphical user exploitation, all resource files are integrated into a total skin resource file in the manner described above, this
The checking process of embodiment is specially with reference to figure 4：
S501 navigation startings；
S502 reads total skin resource file configuration file, obtains verification mode and corresponding original checksums value；
S503 obtains verification data according to verification mode, carries out CRC check calculating, obtains and determines check value；
S504 judges whether check value is consistent, if so, S505 is gone to, if it is not, then going to S506；
S505 normally starts Navigator；
S506 carries out verification failure handling.
When navigation start, it is necessary to when being verified to resource file, it is only necessary to read, parse total skin resource file i.e.
Can, and verification mode is just seen according to the configuration file of reading, if being set in configuration file number is indexed when navigation is started shooting
According to block check, then will be read by index data block and calculate to determine check value, will the check value that determined in total skin file
The corresponding original checksums value of index data block of storage is compared, and proves that skin does not destroy if check code is identical, school
Success is tested, navigation can normally start.If check code is different, failure is verified, carries out the processing after skin file is destroyed.
The skin resource used of usually navigating is all bigger, if carrying out whole file verification every time, is likely to result in
Navigator starts the problem of slow, the index data block of total skin resource can be only verified in the present invention, in other words file header.
That is, can an original Kazakhstan be generated according to the binary value of the index data block in skin resource file or file header in the present invention
Uncommon value is simultaneously stored in verification file, again by computation index data block or the confirmation cryptographic Hash of file header in checking procedure, by two
Person is compared, and completes verification, and the present embodiment by carrying out the integration of data structure to navigation skin resource file, reduces
Reading, parsing in checking procedure to each resource type file, simplify the program of verification, improve verification speed.
In the practical application after navigation software is with the addition of checking procedure, we are except may determine that navigation skin file
No to damage and then carry out failure handling operation, the encryption that can be also used for resource file is cracked with anti-.Such as work as navigating resources
After file is maliciously replaced by other people, by verification it is known that resource file has been destroyed, carrying out navigation can not for navigation
It is normal to start.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program
Product.Therefore, the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware can be used in the present invention
Apply the form of example.Moreover, the computer for wherein including computer usable program code in one or more can be used in the present invention
Usable storage medium（Including but not limited to magnetic disk storage and optical memory etc.）The shape of the computer program product of upper implementation
Formula.
The present invention be with reference to according to the method for the embodiment of the present invention, equipment（System）And the flow of computer program product
Figure and/or block diagram describe.It should be understood that it can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
The processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that the instruction performed by computer or the processor of other programmable data processing devices is generated for real
The device for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction generation being stored in the computer-readable memory includes referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps is performed on calculation machine or other programmable devices to generate computer implemented processing, so as in computer or
The instruction offer performed on other programmable devices is used to implement in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these modification and variations.
Claims (10)
1. a kind of method of calibration of resource file, which is characterized in that the described method includes：
Determine the information data of at least one resource file, synthesis includes the total resources file of index data block；
It calculates and stores the original checksums code of the total resources file；
Checking command is received, calculates the confirmation check code of the total resources file；
Judge whether the confirmation check code and original effect code are consistent.
2. the method as described in claim 1, which is characterized in that it calculates and stores the original checksums code of the total resources file,
Including：
Setting includes the configuration file of original checksums code and verification data block correspondence；
Calculate the corresponding original checksums code of at least one verification data block；
Original checksums code is stored in the fixed position of total resources file.
3. method as claimed in claim 2, which is characterized in that calculate the corresponding original checksums of at least one verification data block
Code, including：
First original checksums code is calculated by the index data block in total resources file；And/or
Second original checksums code is calculated by the information data block in total resources file；And/or
3rd original checksums code is calculated by the index data block in total resources file and information data block.
4. the method as described in claim 1, which is characterized in that determine the information data of at least one resource file, synthesis bag
The total resources file of index data block is included, including：
Extract the common information generation index data block of at least two resource files；
The critical data for obtaining at least two resource file respectively generates corresponding information data block；
By the corresponding index value of the corresponding information data block and offset deposit index data block.
5. method as claimed in claim 4, which is characterized in that described information data block includes non-image data block and picture number
According to block, the image data block is stored in the end of the total resources file.
6. a kind of calibration equipment of resource file, which is characterized in that described device includes：
Synthesis module：For determining the information data of at least one resource file, synthesis includes the total resources text of index data block
Part；
Computing module：For calculating the original checksums code of the total resources file；
Memory module：For storing the total resources file for including original checksums code；
Correction verification module：For receiving checking command, the confirmation check code of the total resources file is calculated；
Judgment module：For judging to confirm whether check code and original effect code are consistent.
7. device as claimed in claim 6, which is characterized in that the computing module further includes：
Configuration module：For setting the configuration file for including original checksums code and verification data block correspondence；
Computational submodule：For calculating the corresponding original checksums code of at least one verification data block；
Sub-module stored：For storing original checksums code in the fixed position of total resources file.
8. device as claimed in claim 7, which is characterized in that the computational submodule includes：
First computing unit：For calculating the corresponding first original checksums code of the index data block in total resources file；
Second computing unit：For calculating the corresponding second original checksums code of the information data block in total resources file；
3rd computing unit：For calculating index data block and the corresponding 3rd original school of information data block in total resources file
Test code.
9. device as claimed in claim 6, which is characterized in that the synthesis module includes：
First extraction unit：Index data block is generated for extracting the common information of at least two resource files；
Second extraction unit：Corresponding information data is generated for obtaining the critical data of at least two resource file respectively
Block；
Locating module：For determining the position of information data block.
10. a kind of guider, which is characterized in that the guider includes the resource file as described in claim 6-9
Calibration equipment.
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| CN111200479A (en) * | 2018-11-19 | 2020-05-26 | 福建天泉教育科技有限公司 | Transmission data verification method and storage medium |
| CN111459496A (en) * | 2020-04-07 | 2020-07-28 | 珠海格力电器股份有限公司 | Method for generating tamper-proof program file and method for upgrading equipment |
| CN112445761A (en) * | 2019-08-30 | 2021-03-05 | 中移(苏州)软件技术有限公司 | File checking method and device and storage medium |
| CN113064692A (en) * | 2021-04-06 | 2021-07-02 | 深圳市研强物联技术有限公司 | Firmware picture resource data generation method and system |
| CN114528529A (en) * | 2022-02-15 | 2022-05-24 | 广州经传多赢投资咨询有限公司 | Memory xml file encryption method |
| CN115146121A (en) * | 2022-09-05 | 2022-10-04 | 舟谱数据技术南京有限公司 | Multi-data account checking method and device |
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| CN111459496B (en) * | 2020-04-07 | 2021-06-08 | 珠海格力电器股份有限公司 | Method for generating tamper-proof program file and method for upgrading equipment |
| CN113064692A (en) * | 2021-04-06 | 2021-07-02 | 深圳市研强物联技术有限公司 | Firmware picture resource data generation method and system |
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