CN110071839A - Support the CORBA communication device of digital signal processor - Google Patents
Support the CORBA communication device of digital signal processor Download PDFInfo
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- CN110071839A CN110071839A CN201910352544.7A CN201910352544A CN110071839A CN 110071839 A CN110071839 A CN 110071839A CN 201910352544 A CN201910352544 A CN 201910352544A CN 110071839 A CN110071839 A CN 110071839A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/02—Standardisation; Integration
- H04L41/0233—Object-oriented techniques, for representation of network management data, e.g. common object request broker architecture [CORBA]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/22—Parsing or analysis of headers
Abstract
This application involves a kind of CORBA communication devices for supporting digital signal processor, it specifically includes resource management module, message package module, expansible transport protocol module and packet parsing module, resource management module is to including memory headroom, the resource of general-purpose interface and transport protocol is managed, expansible transport protocol module extracts characteristic information in pre-loaded transport protocol, and characteristic information is abstracted, form the constraint condition to newly-increased transport protocol, support the newly-increased transport protocol input for meeting constraint condition and load, message package module is packaged the message of transmission, packet parsing module parses the message of transmission.Entire CORBA communication device is managed resource and transport protocol, and support the transport protocol for meeting constraint condition newly-increased, it developed, adjusted without the hardware abstraction layer to digital signal processor, can efficiently support the application on digital signal processor.
Description
Technical field
This application involves fields of communication technology, more particularly to a kind of CORBA (Common for supporting digital signal processor
Object Request Broker Architecture, Common Object Request Broker Architecture) communication device.
Background technique
With the fast development of wireless communication technique, software and radio technique is increasingly mature, in military communication, personal movement
The fields such as communication are found broad application, and software radio system is mainly put down by standardization, generalization and modular common hardware
Platform and software platform composition, core concept are the software modules by loading different function on general hardware platform, thus
Realize various wireless communication functions；For the compatibility for solving the software radio product that different manufacturers produce, has mechanism publication
SCA (Software Communications Architecture, software communications architecture) specification, all the time, SCA rule
For model using CORBA middleware as the communication flexible bus between application component each in software radio system, CORBA is by OMG
(Object Management Group, Object Management Organization) is that the interoperability solved between the heterogeneous applications of object-oriented is asked
A kind of distributed middleware technical standard inscribed and formulated, it is therefore an objective to shield bottom hardware platform, operating system and programming language
The othernesses such as speech, to improve the transplantability of system.
Typical software radio system usually all includes general processor GPP, digital signal processor (Digital
Signal Processing, DSP) and FPGA (Field-Programmable Gate Array, field programmable gate battle array
Column).CORBA has been used widely on GPP, but the application on DSP application specific processor is but without universal.
Therefore, it is badly in need of a kind of CORBA communication device for supporting digital signal processor at present.
Summary of the invention
Based on this, it is necessary in view of the above technical problems, provide a kind of CORBA communication dress for supporting digital signal processor
It sets.
A kind of CORBA communication device for supporting digital signal processor, including resource management module, message package module,
Expansible transport protocol module and packet parsing module；
The application module of sending side and the application of receiving side in the resource management module and external digital signal processor
Module connection, the resource management module connect with the expansible transport protocol module, the message package module with it is described
The application module of sending side connects, and the packet parsing module is connect with the application module of the receiving side, the message encapsulation
Module is connect with the expansible transport protocol module respectively with the packet parsing module, the expansible transport protocol module
Connection is connect with external platform physical layer interface；
For the resource management module for being managed to resource, the resource includes memory headroom, general-purpose interface and biography
Defeated agreement, the expansible transport protocol module are used to extract characteristic information in pre-loaded transport protocol, and to the spy
Reference breath is abstracted, and the constraint condition to newly-increased transport protocol is formed, and supports the newly-increased transmission association for meeting the constraint condition
View input and load.
The CORBA communication device of above-mentioned support digital signal processor further includes supporting far in one of the embodiments,
The proxy module that Cheng Daili is realized, the message package module are connected by the proxy module and the application module of the sending side
It connects.
The CORBA communication device of above-mentioned support digital signal processor further includes message point in one of the embodiments,
Module is sent out, the message decapsulation module is connect by the distribution module with the application module of the receiving side；
The message distribution module is used to extract the object key information and report in the packet parsing module output data
The message content is distributed to the reception by literary content, the mapping table of object code key according to the pre-stored data to object implementatio8
In the application module of side in object implementatio8 corresponding with the object key information.
The resource management module is also used to the optimization plan recycled using memory headroom in one of the embodiments,
Slightly to memory space resource management, when the memory headroom is recycling as completing data transmission every time, epicycle is transmitted into data
Occupied space is inserted into default unique caching chained list, unified to discharge the default unique caching chain when detecting abnormal generate
Space in table.
At the beginning of the general-purpose interface of the resource management module management includes the object requests person of managing on behalf of another in one of the embodiments,
Translation interface and transport protocol are inserted into interface between beginningization interface, the object requests person of managing on behalf of another runnable interface, object and character string.
The expansible transport protocol module includes protocol adaptation layers, protocol factory layer, association in one of the embodiments,
Discuss attribute layer, protocol configuration layer, connector and monitor；
The protocol adaptation layers are connect by built-in agreement calling interface with the resource management module, the protocol adaptation
Layer is installed interface by built-in agreement and is connect with the application module of the application module of the sending side and the receiving side, described
Protocol adaptation layers create protocol factory object to the protocol factory layer, the protocol factory layer creation protocol attribute object, association
View configuration object, agreement connecting object and protocol listening object, the protocol factory layer export the protocol attribute object extremely
The protocol attribute layer, the output protocol configuration object to the protocol configuration layer, the output agreement connecting object to institute
Connector and the output protocol listening object are stated to the monitor.
The protocol attribute object includes data package size in one of the embodiments, and to send and receive forms big
It is small；The protocol configuration object is for saving server-side terminal point information；The connector object is used to provide the common behaviour of connection
Make and save the status information of connection；The monitor object is for receiving external connection request and establishing, manage connection.
The message package module is used to encapsulate message content and additional information in one of the embodiments, described
Additional information is corresponding with type of message.
The message package module is also used to GIOP character, GIOP protocol version, word in one of the embodiments,
Section sequence mark, type of message and message length are encapsulated as the GIOP header byte of regular length, will request unique identifier,
Object code key, function name and contextual information are encapsulated as GIOP request message head, and message content is encapsulated as message body.
The packet parsing module is also used to receive GIOP request message in one of the embodiments, requests GIOP
Message progress GIOP header parsing, extraction includes syllable sequence mark in interior message content, when syllable sequence mark and in advance
If the data of local record are inconsistent, syllable sequence conversion process is carried out, parses GIOP request header, extracts additional information, it will
The message content extracted and the additional information outgoing.
The CORBA communication device of above-mentioned support digital signal processor include resource management module, message package module, can
Transport protocol module and packet parsing module are extended, resource management module is assisted to including memory headroom, general-purpose interface and transmission
The resource of view is managed, and expansible transport protocol module extracts characteristic information in pre-loaded transport protocol, and to described
Characteristic information is abstracted, and the constraint condition to newly-increased transport protocol is formed, and supports the newly-increased transmission for meeting the constraint condition
Agreement input and load, message package module are packaged the message of transmission, and packet parsing module carries out the message of transmission
Parsing.Entire CORBA communication device is managed resource and transport protocol, and supports the transport protocol for meeting constraint condition
It is newly-increased, it developed, adjusted without the hardware abstraction layer to digital signal processor, can efficiently be supported in Digital Signal Processing
Application on device.
Detailed description of the invention
Fig. 1 is tradition based on CORBA communication device realization digital signal processor and general processor communication scheme；
Fig. 2 is the structural schematic diagram for the CORBA communication device that the application supports digital signal processor in one embodiment；
Fig. 3 is the structural representation for the CORBA communication device that the application supports digital signal processor in another embodiment
Figure；
Fig. 4 is the structural schematic diagram of expansible transport protocol module in another embodiment；
Fig. 5 is the CORBA communication device processing that the application supports digital signal processor in one of application example
Configuration diagram.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.
In order to further explain the application support digital signal processor CORBA communication device technical solution and its
Effect will be illustrated below first against the application of tradition CORBA communication device.
As shown in Figure 1, in general, CORBA communication device is applied in general processor GPP, in realization general processor
During GPP is communicated with digital signal processor DSP, have mature CORBA communication device in general processor GPP, and in number
Signal processor DSP there is no mature mode at present, and usual manner is the CORBA communication device that will support general processor GPP
It is transplanted in digital signal processor DSP, needs to be adjusted hardware abstraction layer in digital signal processor DSP in this way, and
And be not managed collectively between communication interface, effect is poor after transplanting.
Further investigation discovery can propose a kind of dedicated CORBA communication device for digital signal processor DSP,
Specific structure is as shown in Fig. 2, it specifically includes resource management module 100, message package module 200, expansible transport protocol mould
Block 300 and packet parsing module 400；
The application mould of the application module of sending side and receiving side in resource management module 100 and external digital signal processor
Block connection, resource management module 100 are connect with expansible transport protocol module 300, and message package module 200 is answered with sending side
It is connected with module, packet parsing module 400 is connect with the application module of receiving side, message package module 200 and packet parsing mould
Block 400 is connect with expansible transport protocol module 300 respectively, the expansible connection of transport protocol module 300 and external platform bottom
Interface connection；
For resource management module 100 for being managed to resource, resource includes memory headroom, general-purpose interface and transmission association
View, expansible transport protocol module 300 are carried out for extracting characteristic information in pre-loaded transport protocol, and to characteristic information
It is abstract, the constraint condition to newly-increased transport protocol is formed, supports the newly-increased transport protocol input for meeting constraint condition and load.
For resource management module 100 for being managed to resource, resource mainly includes memory headroom, general-purpose interface and biography
Defeated three broad aspect of agreement.Transmission, reception and the storage etc. of the main management data of memory headroom management.General-purpose interface management includes
Manage internally interface management between other modules, externally between application module in digital signal processor DSP interface management with
And to external data introducting interface management.Transport protocol management mainly with expansible 300 co-ordination of transport protocol module, is adjusted
The transport protocol of the CORBA communication device support of whole digital signal processor and extension increase new transmission newly, to meet
Communication requirement under different application scene.More specifically, resource management module 100, can when carrying out memory headroom management
With the optimisation strategy recycled using memory headroom, data transmission of every completion does not release immediately current memory space,
And be inserted into unique caching chained list, only when generating or normally exiting extremely, just unified Free up Memory, exception specifically may be used
Think abnormal conditions specified in CORBA specification, such as server address is unreachable, message length is limited greater than maximum length,
It normally exits and refers to that current operation process exits, such as waveform application uninstall process.Resource management module 100 is carrying out general-purpose interface
When management, resource management module 100 defines the universal standard interacted between application module, expansible transport protocol module 300
Interface, including ORB (Object Request Broker, the object requests person of managing on behalf of another) initialization interface, ORB runnable interface, object
Translation interface and transport protocol insertion management interface etc. between character string, application module is by calling resource module to provide
General-purpose interface can activate each functional module, while can also obtain some common services, such as naming service, log services and event
Service；Application module can also check the transport protocol type currently supported and transport protocol tool by transport protocol management interface
Body information, while certain transport protocol can be also deleted, in addition, resource management module 100 is that expansible transport protocol module 300 mentions
Transport protocol registration interface has been supplied, has realized the unified management of transport protocol.
Expansible transport protocol module 300 is used to pass in the entire CORBA communication device for supporting digital signal processor
Defeated agreement concentrated, unified management.Some communication protocols are pre-loaded in expansible transport protocol module 300, such as
Conventional ICP/IP protocol etc., is also constrained and is managed to newly-increased transport protocol, in practical applications, expansible transmission association
View module 300 extracts characteristic information in pre-loaded transport protocol, and is abstracted to characteristic information, is formed to newly-increased transmission
The constraint condition of agreement supports the newly-increased transport protocol input for meeting constraint condition and load.Characteristic information specifically includes agreement
Whether title, agreement connection type, read/write function block.Be abstracted and specifically can be carry out high abstraction, is specified
An adopted data type describes these features, and protocol development person has to carry out Protocol Design, exploitation, newly according to these requirements
Increase and loads.
Message package module 200 is for being packaged the message of transmission.Its specifically by message content and additional message into
Row encapsulation, and the message after encapsulation is sent to expansible transport protocol module 300.Encapsulate additional information according to type of message not
With and it is different, for request message under normal conditions, additional information generally comprise request unique identifier, object code key and
Function name etc.；Complete GIOP request message generally includes the head GIOP, request header and message body, and encapsulation first is fixed
12 byte of GIOP header of length, information include " GIOP " character, GIOP protocol version, syllable sequence mark, message
Type and message length, wherein message length only includes request header and message body length, and message length is unknown at this time, so should
Field is temporarily replaced with 0, then continues to package request head, and the content of encapsulation has request unique identifier, object code key, function
Title and contextual information etc., are finally packaged into message body for message, and accounting message length fills the message of GIOP heading
Length field.
Packet parsing module 400 is used to parse message content and additional message to the packet parsing received.Message solution
It analyses module 400 and 200 process flow of message package module is just opposite.
In addition, it is necessary to be pointed out that the application module of sending side and the application module of receiving side be it is opposite, when apply mould
When block needs to send data, the as application module of sending side, when application module needs to receive data, as receiving side is answered
With module, it is possible to which the relativeness of sending side and receiving side is exchanged between two application modules of next moment.
The CORBA communication device of above-mentioned support digital signal processor includes resource management module 100, message package module
200, expansible transport protocol module 300 and packet parsing module 400, resource management module 100 to include memory headroom, it is logical
It is managed with the resource of interface and transport protocol, expansible transport protocol module 300 is extracted in pre-loaded transport protocol
Characteristic information, and characteristic information is abstracted, the constraint condition to newly-increased transport protocol is formed, support meets constraint condition
Newly-increased transport protocol input and load, the message of 200 pairs of message package module transmission are packaged, and packet parsing module 400 is right
The message of transmission is parsed.Entire CORBA communication device is managed resource and transport protocol, and supports to meet and constrain
The transport protocol of condition is newly-increased, is developed, is adjusted without the hardware abstraction layer to digital signal processor, can efficiently supported
Application on digital signal processor.
As shown in figure 3, the CORBA communication device of above-mentioned support digital signal processor is also in one of the embodiments,
Including the proxy module 500 for supporting remote agent to realize, message package module 200 is answered by proxy module 500 and sending side
It is connected with module.
Proxy module 500 is connect with the application module of sending side, provides one kind for the method in remote server object
Vacation is realized, for sender, proxy module 500 provides the local of remote object and realizes that i.e. sender calls proxy module
The method of agent object in 500, and obtain want return the result, however, proxy module 500 there is no really realize the party
Method, it is only remote service object local " agency ", and proxy module 500 receives the call request from sender, leads to
Package module is crossed by after request encapsulation, external drive interface, remote service pair are sent to by expansible transport protocol module 300
After handling the request, proxy module 500 will return the result again and carry out parsing operation by parsing module, finally return to transmission
Side.In simple terms, there are one-to-one relationships with practical remote server object interface for the interface in proxy module 500, here
Signified false realize refers to that proxy module 500 shields specific transmission details, can be into if occurring mistake in transmission process
Row abnormality processing, present procedure exit.
As shown in figure 3, the CORBA communication device of above-mentioned support digital signal processor is also in one of the embodiments,
Including message distribution module 600, message decapsulation module is connected by distribution module and the application module of receiving side；
Message distribution module 600 is used to extract the object key information and message in 400 output data of packet parsing module
Message content is distributed to the application mould of receiving side by content, the mapping table of object code key according to the pre-stored data to object implementatio8
In block in object implementatio8 corresponding with object key information.
Message distribution module 600 receives object key information and message content, internal maintenance from packet parsing module 400
Mapping table of one object code key to object implementatio8 receives request every time and all searches the table according to object code key first, if
It finds, message content is then directly sent in specific object implementatio8 by message distribution module 600, otherwise abandons the message, is led to
In normal situation, server-side (receiving side) application module generally comprises multiple object implementatio8s, and object key information is exactly to be used for
Distinguish different object implementatio8s.
At the beginning of the general-purpose interface that resource management module 100 manages in one of the embodiments, includes the object requests person of managing on behalf of another
Translation interface and transport protocol are inserted into interface between beginningization interface, the object requests person of managing on behalf of another runnable interface, object and character string.
As shown in figure 4, expansible transport protocol module 300 includes protocol adaptation layers, agreement in one of the embodiments,
Factory layer, protocol attribute layer, protocol configuration layer, connector and monitor；
Protocol adaptation layers are connect by built-in agreement calling interface with resource management module 100, and protocol adaptation layers pass through interior
The application module of the application module and receiving side of setting agreement installation interface and sending side connects, and protocol adaptation layers create agreement work
Factory's object to protocol factory layer, protocol factory layer creates protocol attribute object, protocol configuration object, agreement connecting object and association
Eavesdropping target is discussed, protocol factory layer output protocol attributes object to protocol attribute layer, output protocol configure object to protocol configuration
Layer, output protocol connecting object to connector and output protocol eavesdropping target to monitor.
Expansible transport protocol module 300 specifically includes protocol adaptation layers, protocol factory layer, connector, monitor, agreement
Attribute layer and protocol configuration layer.Expansible 300 purpose of transport protocol module is to shield the difference of underlying platform associated drives interface
Property, transport layer and message layer are separated, user is allowed individually to develop specific actual hardware associated transport agreement, and is inserted into and can expand
Transport protocol module 300 is opened up, to apply in the application CORBA communication device.The module extracts transport protocol substantially special
Reference ceases and carries out high abstraction, forms the basic constraint condition to transport protocol, assists when user needs to increase to new transmission
When view is supported, user only needs to increase according to constraint condition the realization of specific transport protocol and protocol adaptation layers, adjusts after the completion
Agreement is inserted by the transport protocol insertion interface of the agreement installation interface resource management module 100 provided with protocol adaptation layers
In CORBA communication device, to realize the support to new transport protocol, enhance the support digital signal processor of the application
The transplantability of CORBA communication device.
More specifically, protocol adaptation layers realize that agreement installs interface, and application module is by calling the interface by platform phase
It closes specific transport protocol to be inserted into expansible transport protocol module 300, creates agreement work in agreement installation interface is realized
Agreement is added to the application and supports number letter by factory's object and the protocol registration interface for having invoked the offer of resource management interface module
In the CORBA communication device of number processor.Protocol factory object is that resource management module 100 enters bottom transport protocol management
Mouth point, main purpose are the expansible transmission associations of creation such as protocol configuration, protocol attribute, connector, monitor as needed
The object in frame module is discussed, while the transport protocol messages such as protocol-identifier, version number being provided.Protocol attribute object is packet
Contained a kind of transmission characteristic of specific transport protocol, such as be directed to TCP transmission agreement, protocol attribute object include data package size,
Send and receive the typical characteristics such as frame size；Protocol configuration object saves server-side terminal point information, and terminal point information is client
End (sending side) is connected to the necessary information of server-side (receiving side), such as in common TCP/IP transmission, terminal point information is logical
It often include host IP address and port numbers；Connector object provides the common operation for connection, including creation connection, reading behaviour
Work, write operation and closing connection etc., while saving the status information of connection；Monitor object and server-side terminal point information phase
It closes, be responsible for receiving external connection request and establish, the connection of management server end.
Message package module 200 is also used to GIOP character, GIOP protocol version, word in one of the embodiments,
Section sequence mark, type of message and message length are encapsulated as the GIOP header byte of regular length, will request unique identifier,
Object code key, function name and contextual information are encapsulated as GIOP request message head, and message content is encapsulated as message body.
Packet parsing module 400 is also used to receive GIOP request message in one of the embodiments, requests to report to GIOP
Text carries out the parsing of GIOP header, and extraction is identified including syllable sequence in interior message content, when syllable sequence identifies and presets locally
When the data of record are inconsistent, syllable sequence conversion process is carried out, parses GIOP request header, additional information is extracted, by extraction
Message content and additional information outgoing.
Specifically, when analysis request message, packet parsing module 400 connects from expansible transport protocol module 300
Whole GIOP request message is harvested, protocol version, syllable sequence mark and message length are extracted in progress GIOP header parsing first
It is consistent with local system to judge that syllable sequence is identified whether for information, if it is inconsistent, needing to do syllable sequence conversion process, then
GIOP request header is parsed, the information such as request unique identifier, function name and object code key, pair that will finally parse are extracted
Image information and message body are sent to message distribution module 600 together.
The CORBA communication that the application supports digital signal processor will be described in detail by taking practical application scene as an example below
The course of work of device.
As shown in figure 5, practical application scene includes client (sending side) and server-side (receiving side), client is to service
Request call is initiated at end, after server-side receives request processing, returns to response message to client；The constraint that the application structure is set up
Condition is that client and server-side must be using identical transport protocols, in practical application, transport protocol developer basis first
The application supports that expansible transport protocol module 300 realizes specific transmission in the CORBA communication device of digital signal processor
Protocol related function, it should be noted that transport protocol developer must want in strict accordance with expansible transport protocol module 300
It asks and is developed, transport protocol realization is finally issued in the form of library, and installation protocol interface is externally only provided.Actual motion
When, what is behaved first is server-side, and server-side calls the installation of installation protocol interface progress transport protocol first, installation
Detailed process includes protocol information structural body allocation space, protocol information structure initialization and to 100 note of resource management module
Volume, following step is modules initialization procedure, is and then created and activates object implementatio8 step, after activation
Object is endowed unique object identifier, is stored in message distribution module 600 in the form of mapping table, and it is right then to generate this
The object reference of elephant is simultaneously registered to resource management module 100, and there are many published methods of object reference, such as write-in configuration file,
Naming service etc., resource management module 100 save the object reference of all activated object, finally call and monitor function obstruction etc.
Wait request.Client calls installation protocol interface to install identical with server-side transport protocol first, the detailed process of installation and
Server-side installation process is consistent, followed by modules initial work, followed by acquisition server-side object reference
Process, as it appears from the above, there are many adoptable mode of the process is same, according to the actual situation depending on, successfully obtain server-side
It needs to carry out type safety inspection after object reference, if type is correct, the method that can call directly server-side offer is initiated
Otherwise request call abandons this request call, exits the program.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Above embodiments only express the several embodiments of the application, and the description thereof is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from the application design, various modifications and improvements can be made, these belong to the protection scope of the application.
Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of CORBA communication device for supporting digital signal processor, which is characterized in that including resource management module, message
Package module, expansible transport protocol module and packet parsing module；
The application module of sending side and the application module of receiving side in the resource management module and external digital signal processor
Connection, the resource management module are connect with the expansible transport protocol module, the message package module and the transmission
The application module of side connects, and the packet parsing module is connect with the application module of the receiving side, the message package module
It is connect respectively with the expansible transport protocol module with the packet parsing module, the expansible transport protocol module connection
It is connect with external platform physical layer interface；
For the resource management module for being managed to resource, the resource includes memory headroom, general-purpose interface and transmission association
View, the expansible transport protocol module are believed for extracting characteristic information in pre-loaded transport protocol, and to the feature
Breath is abstracted, and the constraint condition to newly-increased transport protocol is formed, and supports the newly-increased transport protocol for meeting the constraint condition defeated
Enter and loads.
2. the CORBA communication device according to claim 1 for supporting digital signal processor, which is characterized in that further include
The proxy module for supporting remote agent to realize, the application that the message package module passes through the proxy module and the sending side
Module connection.
3. the CORBA communication device according to claim 1 for supporting digital signal processor, which is characterized in that further include
Message distribution module, the message decapsulation module are connect by the distribution module with the application module of the receiving side；
The message distribution module is used to extract in object key information and the message in the packet parsing module output data
Hold, the message content is distributed to the receiving side by the mapping table of object code key according to the pre-stored data to object implementatio8
In application module in object implementatio8 corresponding with the object key information.
4. the CORBA communication device according to claim 1 for supporting digital signal processor, which is characterized in that the money
The optimisation strategy that source control module is also used to recycle using memory headroom is to memory space resource management, the memory headroom
When being recycling as completing data transmission every time, epicycle transmission data occupied space is inserted into default unique caching chained list, when
When detecting abnormal generate, the unified space discharged in the default unique caching chained list.
5. the CORBA communication device according to claim 1 for supporting digital signal processor, which is characterized in that the money
The general-purpose interface of source control module management include the object requests person of managing on behalf of another initialization interface, the object requests person of managing on behalf of another runnable interface,
Translation interface and transport protocol are inserted into interface between object and character string.
6. it is according to claim 1 support digital signal processor CORBA communication device, which is characterized in that it is described can
Extending transport protocol module includes protocol adaptation layers, protocol factory layer, protocol attribute layer, protocol configuration layer, connector and prison
Listen device；
The protocol adaptation layers are connect by built-in agreement calling interface with the resource management module, and the protocol adaptation layers are logical
It crosses built-in agreement installation interface to connect with the application module of the application module of the sending side and the receiving side, the agreement
Adaptation layer creates protocol factory object to the protocol factory layer, and the protocol factory layer creation protocol attribute object, agreement are matched
Set object, agreement connecting object and protocol listening object, the protocol factory layer exports the protocol attribute object to described
Protocol attribute layer, the output protocol configuration object to the protocol configuration layer, the output agreement connecting object to the company
Device and the output protocol listening object are connect to the monitor.
7. the CORBA communication device according to claim 6 for supporting digital signal processor, which is characterized in that the association
View attributes object includes data package size and sends and receives frame size；The protocol configuration object is for saving server-side
Terminal point information；The connector object is used to provide the common operation of connection and saves the status information of connection；The monitor
Object is for receiving external connection request and establishing, manage connection.
8. the CORBA communication device according to claim 1 for supporting digital signal processor, which is characterized in that the report
Literary package module is used to encapsulate message content and additional information, and the additional information is corresponding with type of message.
9. the CORBA communication device according to claim 8 for supporting digital signal processor, which is characterized in that the report
Literary package module is also used to for GIOP character, GIOP protocol version, syllable sequence mark, type of message and message length being encapsulated as
The GIOP header byte of regular length seals request unique identifier, object code key, function name and contextual information
Dress is GIOP request message head, and message content is encapsulated as message body.
10. the CORBA communication device according to claim 1 for supporting digital signal processor, which is characterized in that the report
Literary parsing module is also used to receive GIOP request message, carries out the parsing of GIOP header to GIOP request message, extraction includes
Syllable sequence mark carries out byte when the syllable sequence identifies and the data of default local record are inconsistent in interior message content
Sequence conversion process parses GIOP request header, extracts additional information, will be outside the message content of extraction and the additional information
Hair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910352544.7A CN110071839B (en) | 2019-04-29 | 2019-04-29 | CORBA communication device supporting digital signal processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910352544.7A CN110071839B (en) | 2019-04-29 | 2019-04-29 | CORBA communication device supporting digital signal processor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110071839A true CN110071839A (en) | 2019-07-30 |
| CN110071839B CN110071839B (en) | 2022-03-15 |
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| CN112799631A (en) * | 2021-01-22 | 2021-05-14 | 中汽创智科技有限公司 | Optimization system and optimization method for controlling DSP (digital signal processor) on android system |
| CN113329086A (en) * | 2021-05-31 | 2021-08-31 | 成都谐盈科技有限公司 | Port connection system and method |
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| CN112799631A (en) * | 2021-01-22 | 2021-05-14 | 中汽创智科技有限公司 | Optimization system and optimization method for controlling DSP (digital signal processor) on android system |
| CN112799631B (en) * | 2021-01-22 | 2024-03-22 | 中汽创智科技有限公司 | Optimizing system and optimizing method for controlling DSP (digital Signal processor) on android system |
| CN113329086A (en) * | 2021-05-31 | 2021-08-31 | 成都谐盈科技有限公司 | Port connection system and method |
| CN114900568A (en) * | 2022-05-05 | 2022-08-12 | 上海介方信息技术有限公司 | Method and terminal for realizing extensible transmission protocol for distributed communication middleware |
| CN114900568B (en) * | 2022-05-05 | 2024-04-02 | 上海介方信息技术有限公司 | Method and terminal for realizing extensible transmission protocol for distributed communication middleware |
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