CN106657366B - A kind of hardware, server, client data exchange method - Google Patents
A kind of hardware, server, client data exchange method Download PDFInfo
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- CN106657366B CN106657366B CN201611264798.6A CN201611264798A CN106657366B CN 106657366 B CN106657366 B CN 106657366B CN 201611264798 A CN201611264798 A CN 201611264798A CN 106657366 B CN106657366 B CN 106657366B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/34—Network arrangements or protocols for supporting network services or applications involving the movement of software or configuration parameters
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/54—Interprogram communication
- G06F9/547—Remote procedure calls [RPC]; Web services
- G06F9/548—Object oriented; Remote method invocation [RMI]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/563—Data redirection of data network streams
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Abstract
The invention discloses a kind of hardware, server, client data exchange methods, this method is directed to the dynamic link library of hardware platform using C language exploitation, C# function is converted by the non-managed function in DLL, pass through the WCF interface of C# invoking server, data are uploaded onto the server end, again by the notification technique of server end, client is sent a message to, realizes the data transmission from hardware platform to client.Method of the invention can meet to system to requirement of real-time, and be able to satisfy the problem of reducing client-side program complexity and difficulty.
Description
Technical field
The invention belongs to fields of communication technology, are related to data interaction technology, especially a kind of hardware, server, client
Data interactive method.
Background technique
WCF (Windows Communication Foundation) is a series of support data communications developed by Microsoft
Application framework, can be translated as Windows communication development platform.
DLL (Dynamic Link Library) file is that dynamic link library file is also known as " application program expansion " soft
Part file type.In Windows, many application programs are divided into the dynamic chain of some relatively independent realization specific functions
Library, i.e. dll file are connect, is placed in system and forms a complete executable file with application program.
.NET (Microsoft XML Web services) platform.It is that Microsoft is used to realize XML, Web Services,
The technology of SOA (Services Oriented Achitecture service-oriented architecture) and agility.He allows to apply
Program by Internet carry out communication and shared data, but regardless of it is used be which kind of operating system, equipment or programming language
Speech.Microsoft.NET platform offer creation XML Web services is simultaneously together required by these Services Integrations.To a
The benefit of people user is seamless, attracting experience.
Converged communication refers to, computer technology is merged with conventional communication techniques the new traffic mode of one, fusion calculation
Machine network and conventional communication networks in a network platform, realize phone, fax, data transmission, audio/video conference, in calling
Numerous application services such as the heart, instant messaging.
Convergence communication has become the development trend of communication field now, and current convergence communication is mainly by audio and view
Frequency combines, and forms the fusion of audio-video.But the fusion of single audio-video has gradually been unable to satisfy the demand of application, more next
More equipment and function merges whole system, such as GPS, wireless location instrument, alarm sensor, temperature and humidity sensing
Device etc..
The development of convergence communication increasingly develops to the direction of cloud computing, existing by mysorethorn, the concentrated collection of data, data
Centrally stored, the concentrations of data forwarding.
The data access of these above-mentioned hardware devices, the transmission of data become a problem of system, acquire the data come
It forwards and presents also to become to multiple client and need the problem of capturing.
Traditional data transfer mode from hardware realization data first by acquiring, and the database of server is arrived in storage, together
When by TCP/IP and multiple client communication realize data transmission and present.But the problem of this mode, is that various hardware
Development platform disunity, the interface provided also disunity, is that client will pass through multiple forms when hardware device gradually increases
Interface realize data transmission and present.The design of client-side program and the exploitation of code can become increasingly complex.Influence its efficiency
And stability.
Another kind can be by acquiring from hardware realization data, and the database of server is arrived in storage, and client passes through access
The transmission of database realizing data and presentation.Although this mode solves the design and development difficulty of client code, but this
Under the efficiency of mode is then relatively low, the equipment information collection relatively high to requirement of real-time is then unable to satisfy.
Summary of the invention
It is an object of the invention to overcome the above-mentioned prior art, a kind of hardware, server, client data are provided
Exchange method.This method can meet to system to requirement of real-time, but be able to satisfy reduce client-side program complexity and
The problem of difficulty.
The purpose of the present invention is achieved through the following technical solutions:
This hardware, server, client data exchange method are as follows: the dynamic of hardware platform is directed to using C language exploitation
Chained library is converted into C# function by the non-managed function in DLL, and by the WCF interface of C# invoking server, data are uploaded to
Server end, then client is sent a message to by server end, realize the data transmission from hardware platform to client.Tool
Body are as follows:
Including hardware module, DLL module, interface module, server program, client-side program and database；
(1) hardware module realizes hardware data acquisition by DLL module, and DLL module is provided out the visit of hardware device data
Function is asked for other module accesses data, the function in DLL module is converted to C# function by interface module, realizes data c program
It is mutually transmitted with the data of C# program；The mutual transmitting of interface module realization data and server program；Server program according to
Received data content stores data into database, while transmitting data to client journey according to data content and target
Sequence, and data content is shown on client-side program；The DLL module and interface module constitute hardware platform and access program；
(2) interface module informs how DLL module is transmitted to interface module from hardware to DLL Module registers call back function
The data that module obtains；The function of DLL module is called to issue configuration number to hardware module using no trustship mode from interface module
According to and parameter, process 203 number of hardware module is periodically obtained by the timer cyclic access hardware module in DLL module
According to；Data are sent to interface module by registered call back function after the data that DLL module gets hardware module；
(3) client-side program passes through the registered callbacks function of invoking server program, the client side list of server program
Store the registration information and call back function of client；Interface module is called by WCF interface and is serviced after getting hardware data
The function reported data of device program, server program after receiving the data, are operated by data loading, store data into data
Library, then the client-side program to be notified is obtained from client side list, corresponding call back function is called, sends number to client
According to；It completes to store transmission process to the data of client-side program again from hardware access platform program to server program.
Further, above-mentioned interface module converts the data into XML format, passes through SOA protocol realization data and server journey
The mutual transmitting of sequence.
Further, above-mentioned server program uses the push technology of SOA according to data content and target, transmits data to
Client-side program.
Further, the function in DLL module is converted to C# function by non-managed mode by above-mentioned interface module.
Further, the registration information of above-mentioned storage client is client identification code.
The invention has the following advantages:
The present invention utilize WCF call back function technology, server program is accurately known, hardware access program with
Data upload accurately can be issued to relevant destination by the particular number and its destination address of client-side program.It improves
The forward efficiency of system data.
For more collection points, the data access of multi-client, hardware access program uniformly sends collected data to
Server program, centralized processing and analysis in the server, then have a target be sent to corresponding target, can effectively reduce
The quantity of data transmission reduces requirement of the network to bandwidth and flow.
WCF technology is cross-platform a, cross operating system, the technology of cross-server.For disposing equipment in a network
Compliance friendship is low, and the server requirement of developing instrument and deployment to exploitation program is lower, by XML transmission mode, just
It can be realized the transmission of WCF data.Without the original exploitation habit of reprogramming person, the difficulty of program development is effectively reduced.
Relative to avoid the platform in data transmission procedure, operating system, the influence of the factors such as server, to use
The form of database forwarding data.The present invention has unified the transformat of data by WCF, avoids the storage reading of data
Process improves the timeliness and working efficiency of data transmission.
Detailed description of the invention
Fig. 1 is system data process figure of the invention；
Fig. 2 is that hardware platform of the present invention accesses program data process figure；
Fig. 3 is that hardware platform of the invention accesses program, server program, client-side program data flowchart.
Specific embodiment
Hardware of the invention, server, client data exchange method are as follows: using C language exploitation for hardware platform
Dynamic link library is converted into C# function by the non-managed function in DLL, by the WCF interface of C# invoking server, in data
Server end is passed to, then client is sent a message to by server end, realizes that the data from hardware platform to client pass
It is defeated.
The invention will be described in further detail with reference to the accompanying drawing:
Fig. 1 is system data process figure, and hardware module 101 realizes hardware data acquisition, DLL module by DLL module 102
102, which are provided out hardware device data access function, supplies other module accesses data, and interface module 103 will by non-managed mode
Function in DLL module 102 is converted to C# function, to realize that data c program and the data of C# program mutually transmit.Interface mould
Block 103 converts the data into XML format, passes through the mutual transmitting of SOA protocol realization data and WCF service routine 104.WCF clothes
Program of being engaged in data content based on the received, related data is stored to database 106, while being used according to data content and target
The push technology of SOA transmits data to client-side program 105, and shows in related data on client-side program 105
Hold.Hardware platform access program is made of in Fig. 1 DLL module 102 and interface module 103.
Hardware module 101 of the invention is not limited to particular device, is primarily referred to as acquiring the program of data from hardware device
Or module, such as positioning device acquisition location information, angular displacement acquisition angles data.
Fig. 2 is that hardware platform accesses program data process figure, and process 201 is registered from interface module 103 to DLL module 102
Call back function informs the data how DLL module 102 obtains to the transmitting of interface module 103 from hardware module 101.Process 202 by
Interface module 103 calls the function of DLL module 102 to 101 down distributing configuration data of hardware module and parameter using no trustship mode,
Process 203 periodically obtains the number of hardware module 101 by the timer cyclic access hardware module 101 in DLL module 102
According to.Process 204 is after the data that DLL module 102 gets hardware module 101, by registered call back function to interface mould
Block 103 sends data
Fig. 3 is that hardware platform accesses program, server program, client-side program data flowchart, and client 301,302 is logical
The registered callbacks function 303 and 304 of enlightening invoking server program 104 is crossed, the client side list 306 of server program 104 stores
The registration information (client identification code) and call back function (callback) of client.Hardware platform accesses program and is getting firmly
Number of packages is after, and by 308 reported data of function of WCF interface invoking server program 104, server program 104 is being received
After data, by data loading operation 309, database 106 is stored data into, then obtain and to notify from client side list 306
Client-side program 301,302, call corresponding call back function 311,312, to client send data.It completes from hardware access
Platform program arrives the data storage transmission process of client-side program to server program again.
Claims (4)
1. a kind of hardware, server, client data exchange method, which is characterized in that including hardware module (101), DLL module
(102), interface module (103), server program (104), client-side program (105) and database (106)；
Exchange method is directed to the dynamic link library of hardware platform using C language exploitation, by converting the non-managed function in DLL
At C# function, development platform WCF interface is communicated by the Windows of C# invoking server, data are uploaded onto the server end, then are led to
It crosses server end and sends a message to client, realize the data transmission from hardware platform to client；
(1) hardware module (101) realizes hardware data acquisition by DLL module (102), and DLL module (102) is provided out hardware
Device data access function supplies other module accesses data, and interface module (103) use is without trustship mode by DLL module (102)
In function be converted to C# function, the data of the data for realizing c program and C# program are mutually transmitted；Interface module (103) is realized
The mutual transmitting of data and server program (104)；Server program (104) data content based on the received, data are stored
Client-side program (105) are transmitted data to database (106), while according to data content and target, and in client journey
Sequence shows data content on (105)；The DLL module (102) and interface module (103) constitute hardware platform and access program；
(2) interface module (103) is to DLL module (102) registered callbacks function, informs DLL module (102) how to interface module
(103) data obtained from hardware module (101) are transmitted；DLL module is called without trustship mode by interface module (103) use
(102) function is to hardware module (101) down distributing configuration data and parameter, by the timer cyclic access in DLL module (102)
Hardware module (101) periodically obtains the data of hardware module (101)；Hardware module is got in DLL module (102)
(101) data are sent to interface module (103) by registered call back function after data；
(3) client-side program (105) is used for the registered callbacks function of invoking server program (104), server program (104)
The registration information and call back function of client side list (306) storage client；Interface module (103) is getting hardware data
Afterwards, by the function reported data of WCF interface invoking server program (104), server program (104) is receiving data
Afterwards, it operates, stores data into database (106) by data loading, then obtain the visitor to be notified from client side list (306)
Family end program (105), calls corresponding call back function, sends data to client；Complete to access program from hardware platform to clothes
Business device program arrives the data storage transmission process of client-side program again.
2. hardware according to claim 1, server, client data exchange method, which is characterized in that the interface mould
Block (103) converts the data into XML format, passes through Services Oriented Achitecture SOA protocol realization data and server program
(104) mutual transmitting.
3. hardware according to claim 1, server, client data exchange method, which is characterized in that the server
Program (104) uses the push technology of service-oriented architecture SOA according to data content and target, transmits data to visitor
Family end program (105).
4. hardware according to claim 1, server, client data exchange method, which is characterized in that the client
Registration information be client identification code.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611264798.6A CN106657366B (en) | 2016-12-30 | 2016-12-30 | A kind of hardware, server, client data exchange method |
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| CN201611264798.6A CN106657366B (en) | 2016-12-30 | 2016-12-30 | A kind of hardware, server, client data exchange method |
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| CN106657366A CN106657366A (en) | 2017-05-10 |
| CN106657366B true CN106657366B (en) | 2019-11-19 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1739553A2 (en) * | 2005-07-01 | 2007-01-03 | Agilent Technologies Inc | Dynamic mapping of shared libraries |
| CN102130953A (en) * | 2011-03-16 | 2011-07-20 | 迈普通信技术股份有限公司 | Embedded web system and interactive method |
| CN103763396A (en) * | 2014-02-12 | 2014-04-30 | 浙江大学 | Energy consumption data acquisition unit and method based on multi-protocol parallel acquisition technology |
| CN104486382A (en) * | 2014-11-27 | 2015-04-01 | 珠海格力电器股份有限公司 | Method and system for creating WCF (Windows Communication Foundation) duplex communication service |
-
2016
- 2016-12-30 CN CN201611264798.6A patent/CN106657366B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1739553A2 (en) * | 2005-07-01 | 2007-01-03 | Agilent Technologies Inc | Dynamic mapping of shared libraries |
| CN102130953A (en) * | 2011-03-16 | 2011-07-20 | 迈普通信技术股份有限公司 | Embedded web system and interactive method |
| CN103763396A (en) * | 2014-02-12 | 2014-04-30 | 浙江大学 | Energy consumption data acquisition unit and method based on multi-protocol parallel acquisition technology |
| CN104486382A (en) * | 2014-11-27 | 2015-04-01 | 珠海格力电器股份有限公司 | Method and system for creating WCF (Windows Communication Foundation) duplex communication service |
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| CN106657366A (en) | 2017-05-10 |
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