CN101651683A - Method for generating analysis source code of signaling message - Google Patents
Method for generating analysis source code of signaling message Download PDFInfo
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- CN101651683A CN101651683A CN200910104716A CN200910104716A CN101651683A CN 101651683 A CN101651683 A CN 101651683A CN 200910104716 A CN200910104716 A CN 200910104716A CN 200910104716 A CN200910104716 A CN 200910104716A CN 101651683 A CN101651683 A CN 101651683A
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Abstract
The invention provides a method for generating an analysis source code of a signaling message in order to solve the problems that methods of the prior art for redacting a communication protocol analysis source code have the defects of low flexibility, low efficiency, long product development period and the like. The method comprises the following steps: defining information required by each fieldof the signaling message and the signification of a field value by field rules; matching each field rule by a code template and generating an analysis source code of the corresponding fields; and generating the analysis source code of the signaling message by a source code generating module according to the field rules and the corresponding code template. The source code required for the analysisof the signaling message can be quickly generated by the method for generating the analysis source code of the signaling message; when a novel protocol needs to be analyzed, the field rule of the protocol only needs to be redacted so as to quickly generate the source code for analyzing the protocol, and the development efficiency is greatly enhanced.
Description
Technical field
The present invention relates to the communication protocol analytic method of the communications field, specially refer to method for generating analysis source code of signaling message in the communication protocol parsing.
Background technology
Communication protocol definition the standard that when intercoming mutually, must observe of communication system, signaling is as the nerve center that take the form of communication system of communication protocol in communication network. and signaling message is generally used for controlling the equipment in the communication network, and its correctness is directly connected to the normal operation of communication system.For the quick diagnosis network failure, guarantee the operate as normal of communication network, provide reliable service to the user, be necessary the signaling message in the communication network is communicated protocol analysis.So-called communication protocol is resolved to be actually the signaling message that receives is resolved one by one, promptly signaling message is carried out the word for word decoding of section with reference to the communication protocol standard standard, also promptly write out this signaling message and resolve required source code, and on the basis of decoding, finish parsing signaling message.
At present, the required source code of signaling message parsing mostly adopted artificial mode to write during the communication protocol of prior art was resolved, promptly manually with reference to the protocol specification document to signaling message word for word section analyze and write out each field and resolve required source code, the set that each field is resolved required source code is this analysis source code of signaling message.But because the numerous and most of agreement more complicated of communication protocol, the workload of manual compiling source code is bigger, and the duplication of labour is more.In addition, the later stage of resolving in communication protocol also needs the reliability and stability of all source codes are carried out a large amount of tests, many drawbacks such as obviously, the write method of prior art communication protocol analysis source code exists flexibility low, and inefficiency and product development cycle are long.
Summary of the invention
Low for solving the flexibility that prior art communication protocol analysis source code write method exists, problem such as inefficiency and product development cycle are long, the present invention proposes a kind of method for generating analysis source code of signaling message.This method adopts the field rule that each field information needed of signaling message and field value implication are defined; The employing Code Template is mated each field rule and is generated the analysis source code of respective field; The source code generation module generates analysis source code of signaling message according to field rule and corresponding Code Template.Adopt method for generating analysis source code of signaling message of the present invention can generate signaling message fast and resolve required source code, when needs are resolved new agreement, only need write the field rule of this agreement, can generate the source code of resolving this agreement fast, development efficiency is provided greatly.
Method for generating analysis source code of signaling message of the present invention adopts the field rule that each field information needed of signaling message and field value implication are defined, and comprising: adopt the field initial rules to define each field information needed of signaling message to be resolved and parsing order; Adopt each field value implication of field value implication rule definition signaling message, field value implication rule depends on the field attribute in the field initial rules, explains that according to the field in the field attribute indication judges whether needs defined word segment value of this field; Wherein: described field information needed comprises: protocol fields name, field another name and field attribute; Described field parsing is meant in proper order according to the signaling message field sending order that defines in the protocol specification lists each field of signaling message that comprises reserved field successively; Described field value implication is followed the definition of consensus standard standard, and lists order according to field value order from small to large.
Field attribute in the field information needed of method for generating analysis source code of signaling message field initial rules definition of the present invention, comprise: the indication of value type, the indication of length value type, length value and field are explained indication, and wherein: the data that this field of value type indication expression is carried are numeral or character; The span of this field of length value type indication expression is bit or byte; Length value is represented shared number of bits of this field or byte number; Field explains whether this field of indication expression has field value to explain.
Method for generating analysis source code of signaling message employing Code Template of the present invention is mated each field rule and is generated the analysis source code of respective field, comprising: define an initialization source code block and one group of rule source code block; Described initialization source code block is used for obtaining initialized decoded information from decoding interface, as: protocol Data Unit PDU data head pointer and the required contextual information of decoding; The parsing source generation that described regular source code block is used to mate each field rule and generates respective field; Field rule of a regular source code block coupling, each regular source code block comprises: bit field analysis source code piece, one-byte field analysis source code piece, double byte field analysis source code piece and random length field analysis source code piece, and wherein: bit field analysis source code piece is used to obtain the field value that span is a bit field; One-byte field analysis source code piece is used to obtain the field value that span is an one-byte field; Double byte field analysis source code piece is used to obtain the field value that span is the double byte field; It is the value of the field of character string that random length field analysis source code piece is used for acquisition value type.
Method for generating analysis source code of signaling message source code generation module of the present invention generates analysis source code of signaling message according to field rule and corresponding Code Template, comprise: the attribute information that obtains each field of signaling message to be resolved successively line by line, select the regular code module that is complementary with this field attribute and generate this field analysis source code from code module according to the attribute information of each field again, the set of each field analysis source code is this analysis source code of signaling message.
Method for generating analysis source code of signaling message source code generation module of the present invention generates analysis source code of signaling message according to field rule and corresponding Code Template, may further comprise the steps:
1, reads the initialization source code block;
2, read each field information needed of signaling message of field initial rules line by line;
3, judging whether to need inquiry and read field value implication rule, is execution in step 9 then, otherwise, continue execution in step 4;
4, the judgment value type indicates whether to be numeral, is execution in step 5 then, otherwise execution in step 6;
5, be the field of numeral for the value type, obtain corresponding regular source code block, generate this field analysis source code, execution in step 7 according to indication of length value type and length value;
6, for the value type be the field of character, obtain corresponding regular source code block, generate this field analysis source code according to length value;
This field analysis source code that 7, will generate writes the analysis source code of signaling message file;
8, judging whether to generate the field analysis source code of all fields, is then to finish, otherwise continues execution in step 2;
9, inquire about and read the field value implication rule of this field according to the field another name, turn back to step 4.
Description of drawings
Fig. 1 is the frame structure schematic diagram of method for generating analysis source code of signaling message embodiment of the present invention;
Fig. 2 is the field Sample Rules figure of the base transceiver station management BTSM agreement out-hole run Uplink Measurements information element part of method for generating analysis source code of signaling message embodiment of the present invention;
Fig. 3 is that the Code Template of method for generating analysis source code of signaling message embodiment of the present invention is formed schematic diagram;
Fig. 4 is the flow chart that the analysis source code of signaling message of method for generating analysis source code of signaling message embodiment of the present invention generates.
Below in conjunction with the drawings and the specific embodiments method for generating analysis source code of signaling message of the present invention is further described.
Embodiment
Fig. 1 is the frame structure schematic diagram of method for generating analysis source code of signaling message embodiment of the present invention.As seen from the figure, method for generating analysis source code of signaling message of the present invention comprises: adopt 101 pairs of each field information needed of signaling message of field rule and field value implication to define; Employing Code Template 102 is mated each fields rule and is generated the analysis source code of respective field; Source code generation module 103 generates analysis source code of signaling message according to field rule and corresponding Code Template.Wherein, field rule 101 is used to define field name to be decoded, field another name, field attribute, field parsing order and the pairing implication of field value; Code Template 102 is used for matching field rule 101 and generates the analysis source code of respective field; Source code generation module 103 is used for generating the source code of resolving field according to field rule 101 and Code Template 102.
Fig. 2 is the field Sample Rules figure of the base transceiver station management BTSM agreement out-hole run Uplink Measurements information element part of method for generating analysis source code of signaling message embodiment of the present invention.As seen from the figure, the field rule 101 among Fig. 1 comprises field initial rules 201 and field value implication rule 202 again, wherein, and field initial rules 201 definition each field information needed of signaling message to be resolved and parsing order; Field value implication rule 202 each field value implication of definition signaling message, field value implication rule 202 explains that according to the field in the field attribute indication judges whether needs defined word segment value of this field.The field information needed of field initial rules 201 definition comprises: protocol fields name, field another name and field attribute; The field parsing of field initial rules 201 definition is meant the order of each field of listing successively according to the signaling message field sending order that defines in the protocol specification of signaling message that comprises reserved field in proper order; The field value implication of field value implication rule 202 definition is followed the definition of consensus standard standard, and lists order according to field value order from small to large.
Among the embodiment shown in the accompanying drawing 2, the implication of each several part is respectively in the field initial rules 201:
Element identifier, the expression field name;
EI, expression field another name; | 01,1 byte of expression fields account, wherein " | " is the indication of length value type, the indication field span is a byte, can be with the symbolic representation byte span that is different from " | ", as ": ".First bit digital immediately following the indication of length value type is the indication of value type, and " 0 " expression value type is a numeral, and " 1 " expression value type is a character; Second-order digit is a length value, and is unfixing as length, then represents with " u ";-d represents this field explanation sign, lists in field value implication information 202, does not have field to explain that this sign can be sky.
Fig. 3 is that the Code Template of method for generating analysis source code of signaling message embodiment of the present invention is formed schematic diagram.As seen from the figure, the Code Template 102 in the accompanying drawing 1 is used for matching field rule 101, and Code Template 102 comprises an initialization source code block 301 and one group of rule source code block 302.Wherein, initialization source code block 301 is used for obtaining initialized decoded information from decoding interface, as: protocol Data Unit PDU data head pointer, the required contextual information of decoding etc.; Rule source code block 302 is used to mate each field rule and generates corresponding field analysis source code, field rule 101 of regular source code block 302 couplings.Be each matched rule of corresponding field rule 101 definition, regular source code block 302 is divided into again: bit field analysis source code piece, one-byte field analysis source code piece, double byte field analysis source code piece and random length field analysis source code piece.Wherein, bit field analysis source code piece is used to obtain the field value that length mark is a bit, one-byte field analysis source code piece is used to obtain the field value that length mark is a byte, double byte field analysis source code piece is used to obtain the field value that length mark is a double byte, and it is the value of the field of character string that random length field analysis source code piece is used for acquisition value type.
Fig. 4 is the flow chart that the analysis source code of signaling message of method for generating analysis source code of signaling message embodiment of the present invention generates.As seen from the figure, source code generation module 103 generates analysis source code of signaling message according to field rule 101 and corresponding Code Template 102, comprise: the attribute information that obtains each field of signaling message to be resolved successively line by line, select the regular code module that is complementary with this field attribute and generate this field analysis source code automatically from code module according to the attribute information of each field again, the set of each field analysis source code is this analysis source code of signaling message.Method for generating analysis source code of signaling message of the present invention may further comprise the steps when carrying out the analysis source code of signaling message generation:
Step S401: read the initialization source code block, from decoding interface, obtain initialized decoded information, as protocol Data Unit PDU data head pointer, the required contextual information of decoding etc.;
Step S402: each the field information needed of signaling message and the field parsing order that read the field initial rules line by line, its each field information needed comprises: protocol fields name, field another name and field attribute, wherein, field attribute comprises again: the indication of value type, the indication of length value type, length value and field are explained indication; The data that described this field of value type indication expression is carried are numeral or character, the span of described this field of length value type indication expression is bit or byte, described length value is represented shared number of bits of this field or byte number, and described field explains whether this field of indication expression has field value to explain;
Step S403: explaining that according to field indication judges whether the needs inquiry and reads field value implication rule, is execution in step S409 then, otherwise, continue execution in step S404;
Step S404: the judgment value type indicates whether to be numeral, is execution in step S405 then, otherwise execution in step S406;
Step S405: for the value type is the field of numeral, and indication of length value type and length value according to step S402 extracts obtain corresponding rule match source code block, generate this field analysis source code, execution in step S407;
Step S406: for the value type is the field of character, obtains corresponding rule match source code block, and the length value according to step S402 extracts generates this field analysis source code;
Step S407: this field analysis source code that will generate writes the analysis source code of signaling message file;
Step S408: judging whether to generate the field analysis source code of all fields, is then to finish, otherwise continues execution in step S402;
Step S409: call the field value implication rule of inquiring about and reading this field according to the field that step S402 obtains, obtain pairing all fields explanations of field value of this field and the branch statement of generation such as switch, turn back to step S404 then.
As seen from the above description, method for generating analysis source code of signaling message of the present invention generates this field analysis source code according to the field rule of this field and the Code Template of correspondence in communication protocol resolving.And field rule and Code Template are relatively independent, when needs increase or revise protocol specification, only need write or revise the pairing field rule of this protocol specification, can reach the purpose that increases or revise analysis protocol.Obviously, method for generating analysis source code of signaling message of the present invention can generate the source code that communication protocol is resolved fast, can generate the source code of resolving this agreement fast, and development efficiency is provided greatly.
Claims (6)
1, a kind of method for generating analysis source code of signaling message is characterized in that: adopt the field rule that each field information needed of signaling message and field value implication are defined; The employing Code Template is mated each field rule and is generated the analysis source code of respective field; The source code generation module generates analysis source code of signaling message according to field rule and corresponding Code Template.
2, according to the described method for generating analysis source code of signaling message of claim 1, it is characterized in that: adopt the field rule that each field information needed of signaling message and field value implication are defined, comprising: adopt the field initial rules to define each field information needed of signaling message to be resolved and parsing order; Adopt each field value implication of field value implication rule definition signaling message, field value implication rule depends on the field attribute in the field initial rules, explains that according to the field in the field attribute indication judges whether needs defined word segment value of this field; Wherein: described field information needed comprises: protocol fields name, field another name and field attribute; Described field parsing is meant in proper order according to the signaling message field sending order that defines in the protocol specification lists each field of signaling message that comprises reserved field successively; Described field value implication is followed the definition of consensus standard standard, and lists order according to field value order from small to large.
3, according to the described method for generating analysis source code of signaling message of claim 2, it is characterized in that: the field attribute in the field information needed of field initial rules definition, comprise: the indication of value type, the indication of length value type, length value and field are explained indication, and wherein: the data that this field of value type indication expression is carried are numeral or character; The span of this field of length value type indication expression is bit or byte; Length value is represented shared number of bits of this field or byte number; Field explains whether this field of indication expression has field value to explain.
4, according to the described method for generating analysis source code of signaling message of claim 1, it is characterized in that: the employing Code Template is mated each field rule and is generated the analysis source code of respective field, comprising: define an initialization source code block and one group of rule source code block; Described initialization source code block is used for obtaining initialized decoded information from decoding interface, as: protocol Data Unit PDU data head pointer and the required contextual information of decoding; The parsing source generation that described regular source code block is used to mate each field rule and generates respective field; Field rule of a regular source code block coupling, each regular source code block comprises: bit field analysis source code piece, one-byte field analysis source code piece, double byte field analysis source code piece and random length field analysis source code piece, and wherein: bit field analysis source code piece is used to obtain the field value that span is a bit field; One-byte field analysis source code piece is used to obtain the field value that span is an one-byte field; Double byte field analysis source code piece is used to obtain the field value that span is the double byte field; It is the value of the field of character string that random length field analysis source code piece is used for acquisition value type.
5, according to the described method for generating analysis source code of signaling message of claim 1, it is characterized in that: the source code generation module generates analysis source code of signaling message according to field rule and corresponding Code Template, comprise: the attribute information that obtains each field of signaling message to be resolved successively line by line, select the regular code module that is complementary with this field attribute and generate this field analysis source code from code module according to the attribute information of each field again, the set of each field analysis source code is this analysis source code of signaling message.
6, according to the described method for generating analysis source code of signaling message of claim 1, it is characterized in that: the source code generation module generates analysis source code of signaling message according to field rule and corresponding Code Template, may further comprise the steps:
(1) reads the initialization source code block;
(2) read each field information needed of signaling message of field initial rules line by line;
(3) judging whether to need inquiry and read field value implication rule, is execution in step (9) then, otherwise, continue execution in step (4);
(4) the judgment value type indicates whether to be numeral, is execution in step (5) then, otherwise execution in step (6);
(5) be the field of numeral for the value type, obtain corresponding regular source code block, generate this field analysis source code, execution in step (7) according to indication of length value type and length value;
(6) for the value type be the field of character, obtain corresponding regular source code block, generate this field analysis source code according to length value;
This field analysis source code that (7) will generate writes the analysis source code of signaling message file;
(8) judging whether to generate the field analysis source code of all fields, is then to finish, otherwise continues execution in step (2);
(9) call the field value implication rule of inquiring about and reading this field according to field, turn back to step (4).
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| CN102819527A (en) * | 2011-06-08 | 2012-12-12 | 中兴通讯股份有限公司 | Method and system for matching rules in mobile communication system |
| CN102855306A (en) * | 2012-08-21 | 2013-01-02 | 飞天诚信科技股份有限公司 | Method and device for parsing source file |
| CN104391964A (en) * | 2014-12-01 | 2015-03-04 | 南京大学 | Method for storing source codes into graph database |
| CN108494752A (en) * | 2018-03-09 | 2018-09-04 | 万帮充电设备有限公司 | A kind of analysis method and device of agreement |
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| CN102819527B (en) * | 2011-06-08 | 2017-02-01 | 中兴通讯股份有限公司 | Method and system for matching rules in mobile communication system |
| CN102662630B (en) * | 2012-04-24 | 2015-07-08 | 广州市广晟微电子有限公司 | Code generation method |
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| CN102855306A (en) * | 2012-08-21 | 2013-01-02 | 飞天诚信科技股份有限公司 | Method and device for parsing source file |
| CN102855306B (en) * | 2012-08-21 | 2015-04-15 | 飞天诚信科技股份有限公司 | Method and device for parsing source file |
| CN104391964A (en) * | 2014-12-01 | 2015-03-04 | 南京大学 | Method for storing source codes into graph database |
| CN108494752B (en) * | 2018-03-09 | 2021-03-16 | 万帮星星充电科技有限公司 | Protocol analysis method and device |
| CN108494752A (en) * | 2018-03-09 | 2018-09-04 | 万帮充电设备有限公司 | A kind of analysis method and device of agreement |
| CN109814870A (en) * | 2018-12-26 | 2019-05-28 | 东软集团股份有限公司 | Data analysis method, device, storage medium and electronic equipment |
| CN109918678A (en) * | 2019-03-22 | 2019-06-21 | 阿里巴巴集团控股有限公司 | A kind of field meanings recognition methods and device |
| CN109918678B (en) * | 2019-03-22 | 2023-02-24 | 创新先进技术有限公司 | Method and device for identifying field meaning |
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| CN111858093B (en) * | 2020-07-10 | 2021-03-26 | 北京和德宇航技术有限公司 | Message processing method, device, equipment and storage medium |
| CN111741019A (en) * | 2020-07-28 | 2020-10-02 | 常州昊云工控科技有限公司 | Communication protocol analysis method and system based on field description |
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Address after: 401121 Chongqing North New District high new garden mercury science and technology mansion South Wing Factory Building 6 Building 1. Patentee after: CHONGQING CHONGYOU HUICE COMMUNICATION TECHNOLOGY CO.,LTD. Address before: 401121 No. 66 middle section of Mount Huangshan Avenue, Chongqing high tech park. Patentee before: Chongqing Zhongtian Chongyou Communication Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 401220 No. 6 Xinmin Road, Xinshi Street, Changshou District, Chongqing Patentee after: CHONGQING CHONGYOU HUICE COMMUNICATION TECHNOLOGY CO.,LTD. Address before: 401121 Chongqing North New District high new garden mercury science and technology mansion South Wing Factory Building 6 Building 1. Patentee before: CHONGQING CHONGYOU HUICE COMMUNICATION TECHNOLOGY CO.,LTD. |