CN112596735A - Code generation and integrated compiling method of encryption model - Google Patents
Code generation and integrated compiling method of encryption model Download PDFInfo
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- CN112596735A CN112596735A CN202011511657.6A CN202011511657A CN112596735A CN 112596735 A CN112596735 A CN 112596735A CN 202011511657 A CN202011511657 A CN 202011511657A CN 112596735 A CN112596735 A CN 112596735A
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- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000004422 calculation algorithm Methods 0.000 claims abstract description 19
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 238000004088 simulation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/40—Transformation of program code
- G06F8/41—Compilation
- G06F8/47—Retargetable compilers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/30—Creation or generation of source code
- G06F8/35—Creation or generation of source code model driven
Abstract
The invention discloses a code generation and integrated compiling method for an encryption model, and belongs to the field of model development. The invention comprises the following steps: 1) establishing an algorithm model in an MATLAB environment, and preparing related options for automatically generating codes in the algorithm model; 2) setting the algorithm model, and exporting the algorithm model to an encryption model with the extension name of slxp; 3) compiling a script file for generating a make file corresponding to the encryption model; 4) compiling a script file for automatically calling an embedded compiler under an MATLAB environment; 5) writing an m file which can run in an MATLAB environment, putting the script files in the step 3) and the step 4) into the m file to run, and realizing one-key model generation codes and integrated compiling of the encryption model. The method is based on the design development process of the model in the MATLAB environment, and can generate embedded codes while protecting the model in the cooperative development process; not only meets the technical secrecy, but also facilitates the circulation of the model.
Description
Technical Field
The invention belongs to the field of model development, and particularly relates to a code generation and integrated compiling method for an encryption model.
Background
At present, a design and development process based on a MATLAB/Simulink model is widely applied and accepted in the field of automotive electronics. The code of the design and development process based on the MATLAB/Simulink model is generated by the model, the model is connected with the requirement in a hanging mode, and the embedded code can be directly generated once the embedded code is verified in the simulation.
In actual project application, as projects are larger and finer, work division is finer and finer, cooperative development becomes a normal state, mutual technical secrecy work also often occurs, a model or code made by one party cannot be seen by the other party, but the other party is required to run and generate an embedded code. There are several protection methods for the model/code in the collaborative development process, for example, the model is converted into S-Function to be delivered to another party for use, but this method cannot generate embedded code, or the code generated by the model is compiled into object code (. obj), but the other party can use the compiler and the embedded compiler under Windows for two times of compilation, so that the other party can use the model/code in simulation and perform embedded deployment in the Simulink environment.
Disclosure of Invention
The invention aims to overcome the defect that a model of a design development process partner of an MATLAB/Simulink model cannot run and generate embedded codes while being kept secret, and provides a code generation and integrated compiling method of an encryption model.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a code generation and integrated compilation method for an encryption model comprises the following steps:
1) establishing an algorithm model in an MATLAB environment, and preparing related options for automatically generating codes in the algorithm model;
2) setting the algorithm model, and exporting the algorithm model to an encryption model with the extension name of slxp;
3) compiling a script file for generating a make file corresponding to the encryption model;
4) compiling a script file for automatically calling an embedded compiler under an MATLAB environment;
5) writing an m file which can run in an MATLAB environment, putting the script files in the step 3) and the step 4) into the m file to run, and realizing one-key model generation codes and integrated compiling of the encryption model.
Further, the specific operation in step 2) is as follows:
and packaging the algorithm module into an atomic unit, converting the atomic unit into a reference model, setting the reference model as a ProtectedModel, and outputting the algorithm module to be encrypted to a working path to form an encryption model with the extension name of slxp.
Further, the encryption model in the step 2) is read-only, simulation-only or only used for generating codes;
further, the generated code may be readable or unreadable.
Further, in the step 5), the one-key model generation code and the integrated compiling of the encryption model are realized by writing m files which can run in the Matlab environment.
Furthermore, a model-related initialization command and a data operation command are written in the m file, a model loading command and a model generation code command are written, and a copy command is written to organize generated codes in corresponding folders;
and then calling the command line program in the step 3) in the m file, and finally calling the command line program in the step 4) in the m file to finish the output of the whole project executable file.
Compared with the prior art, the invention has the following beneficial effects:
the code generation and integrated compiling method of the encryption model is based on the design development process of the model in the MATLAB environment, and can generate embedded codes while protecting the model in the cooperative development process; not only meets the technical secrecy, but also facilitates the circulation of the model.
Drawings
FIG. 1 is a flow chart of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1, fig. 1 is a flowchart of the present invention, and the method for code generation and integrated compilation of an encryption model of the present invention includes the following steps:
1) formulating an automatic code generation configuration template based on a model, wherein the template is provided with a tlc template file required by the generation of the model code, a variable naming rule of the model generation code, a module generation code rule and other parameters;
2) and setting a required encryption module in the model. The invention uses a model encryption method, selects a model File-export model-ProtectedModel, and exports the model to an encryption model with the extension of slxp. The encryption can be selected from different levels, the encrypted model can be read only, simulated only or used for generating codes by the other side, the generated codes can also be selected to be readable or unreadable, and all the operations can be controlled in a password form, so that the realization is more convenient;
3) compiling script files, and automatically generating corresponding make files according to different encryption modules; the method avoids the problem that the make file used by calling a compiler in the Matlab environment needs to be rewritten every time due to different models developed by different developers and different model names and then different generated encryption models and code naming modes;
4) compiling a script file, realizing that an embedded compiler is directly called under a Matlab environment, completing the compilation of the whole project and obtaining an executable binary file;
5) and writing the encryption model into an m file which can run in a Matlab environment, and realizing one-key model generation codes and integrated compiling of the encryption model.
Examples
1) According to project requirements, establishing a corresponding algorithm model in a Matlab/Simulink environment, and setting a code-related configuration item automatically generated by the model under a Modelconfiguration parameters option in the model, wherein the code generation configuration item selects ert.tlc as a system target file and selects only generated codes;
2) according to different work assignments of project group members, the algorithm module needing encryption is set as follows: firstly, packaging an algorithm module into an atomic unit, converting the atomic unit into a reference model, and setting the reference model as a ProtectedModel, so that a module needing encryption is output to a working path to form an encryption model with an extension name of slxp;
3) writing related instructions in the m files, copying codes generated by the whole engineering model and codes generated by the encryption module into a specified folder;
4) writing a command line executive program to realize the automatic generation of the make file, wherein the specific mode is as follows: traversing all files c and h in the code folder, extracting file names to cache files, and writing the file names into corresponding positions in a make file template to complete the updating of the current project make file;
5) compiling a command line executive program to call a compiler under the Matlab environment and finish the code compilation of the whole project;
6) the method is characterized in that the method comprises the following steps of compiling an m file which can run in a Matlab environment, wherein the m file can run by one key to finish automatic code generation and integrated compilation of a model with an encryption module, and the specific mode is as follows: firstly, writing model-related initialization commands and data operation commands in m files, then writing model loading commands and model generation code commands, writing copy commands and the like to organize generated codes in corresponding folders, then calling the command line program in the step 3) in the m files, and finally calling the command line program in the step 4) in the m files to finish the output of the whole project executable file.
The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (6)
1. A code generation and integrated compilation method for an encryption model is characterized by comprising the following steps:
1) establishing an algorithm model in an MATLAB environment, and preparing related options for automatically generating codes in the algorithm model;
2) setting the algorithm model, and exporting the algorithm model to an encryption model with the extension name of slxp;
3) compiling a script file for generating a make file corresponding to the encryption model;
4) compiling a script file for automatically calling an embedded compiler under an MATLAB environment;
5) writing an m file which can run in an MATLAB environment, putting the script files in the step 3) and the step 4) into the m file to run, and realizing one-key model generation codes and integrated compiling of the encryption model.
2. The method for code generation and integrated compilation according to claim 1, wherein the specific operations in step 2) are:
and packaging the algorithm module into an atomic unit, converting the atomic unit into a reference model, setting the reference model as a ProtectedModel, and outputting the algorithm module to be encrypted to a working path to form an encryption model with the extension name of slxp.
3. The method for code generation and integrated compilation according to claim 1, wherein the encryption model in step 2) is read-only, emulation-only or only used for code generation.
4. The method for code generation and integrated compilation according to claim 3, characterized in that the generated code is readable or unreadable.
5. The method for code generation and integrated compilation of cryptographic models of claim 1, wherein the step 5) is implemented by writing an m-file operable in a Matlab environment to generate the code of the cryptographic model and integrate the compilation.
6. The method for code generation and integrated compilation of cryptographic models as recited in claim 5, wherein the model-related initialization command and the data execution command are written in an m-file, the model loading command and the model generation code command are written, and the copy command is written to organize the generated codes in corresponding folders;
and then calling the command line program in the step 3) in the m file, and finally calling the command line program in the step 4) in the m file to finish the output of the whole project executable file.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113190877A (en) * | 2021-04-29 | 2021-07-30 | 网易（杭州）网络有限公司 | Model loading method and device, readable storage medium and electronic equipment |
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