CN111327645A - Network sharing method and device and electronic equipment - Google Patents
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- CN111327645A CN111327645A CN201811435948.4A CN201811435948A CN111327645A CN 111327645 A CN111327645 A CN 111327645A CN 201811435948 A CN201811435948 A CN 201811435948A CN 111327645 A CN111327645 A CN 111327645A
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- 230000015654 memory Effects 0.000 claims abstract description 69
- 238000012545 processing Methods 0.000 claims abstract description 55
- 238000004590 computer program Methods 0.000 claims description 7
- 238000013507 mapping Methods 0.000 claims description 7
- 238000005538 encapsulation Methods 0.000 claims description 5
- 239000000872 buffer Substances 0.000 claims description 3
- 230000006870 function Effects 0.000 abstract description 12
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
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- 230000001360 synchronised effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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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
- H04L67/568—Storing data temporarily at an intermediate stage, e.g. caching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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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
- H04L67/51—Discovery or management thereof, e.g. service location protocol [SLP] or web services
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Abstract
The invention discloses a network sharing method and device and electronic equipment, wherein the method comprises the following steps: the data processing application service acquires a data packet sent from an application layer; the data processing application service performs link layer logic processing on the data packet, and caches the processed data packet in a shared memory area; and the data receiving and transmitting module acquires the processed data packet from the shared memory area and transmits the processed data packet through a network card. The invention divides the network card function into a data receiving and sending module for receiving/sending data packets and a data processing application service for processing the data packets, improves the system stability on the basis of realizing the network sharing function, and is convenient for debugging and later maintenance.
Description
Technical Field
The present invention relates to the field of network technologies, and in particular, to a method and an apparatus for sharing a network, and an electronic device.
Background
At present, network sharing can be realized through a wired or wireless mode, and a network card is used as a network component working at a data link layer and is responsible for receiving/sending data frames, caching data packets, encapsulating and decapsulating data packets, managing links, encoding and decoding data and the like. Because the network card belongs to the bottom layer equipment component, once a defect occurs in the data processing process, the system can be crashed, and the normal use of the system function is influenced.
Disclosure of Invention
In view of this, the present invention provides a method and an apparatus for sharing a network, and an electronic device, which split a network card function into a data transceiver module for receiving/sending data and a data processing application service for data processing, so that even if a defect occurs in a data processing process, normal operation of a system is not affected.
Based on the above object, the present invention provides a method for sharing a network, comprising:
the data processing application service acquires a data packet sent from an application layer;
the data processing application service performs link layer logic processing on the data packet, and caches the processed data packet in a shared memory area;
and the data receiving and transmitting module acquires the processed data packet from the shared memory area and transmits the processed data packet through a network card.
Optionally, the method further includes:
the data receiving and transmitting module receives a data packet through the network card and buffers the data packet in a shared memory area;
the data processing application service acquires the data packet from the shared memory area, performs link layer logic processing on the data packet, and caches the processed data packet in the shared memory area;
and the data transceiver module acquires the processed data packet and transmits the processed data packet to the application layer.
Optionally, the data packet sent from the application layer is obtained by using a windows kernel ndis middle layer driver.
Optionally, the link layer logic processing includes network address mapping between an intranet and an extranet, encapsulation and decapsulation of a data packet, link management, and data encoding and decoding.
An embodiment of the present invention further provides a shared network apparatus, including:
the data processing application service is used for acquiring a data packet sent from an application layer, performing link layer logic processing on the data packet, and caching the processed data packet in a shared memory area;
and the data transceiver module is used for acquiring the processed data packet from the shared memory area and transmitting the processed data packet out through a network card.
Optionally, the apparatus further comprises:
the data transceiver module is used for receiving a data packet through the network card, caching the data packet in the shared memory area, acquiring a processed data packet from the shared memory area, and transmitting the processed data packet to the application layer;
and the data processing application service is used for acquiring a data packet from the shared memory area, performing link layer logic processing on the data packet, and caching the processed data packet in the shared memory area.
Optionally, the data packet sent from the application layer is obtained by using a windows kernel ndis middle layer driver.
Optionally, the link layer logic processing includes network address mapping between an intranet and an extranet, encapsulation and decapsulation of a data packet, link management, and data encoding and decoding.
The embodiment of the invention also provides electronic equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes the network sharing method when executing the program.
As can be seen from the above, the network card function is divided into the data transceiver module for receiving/sending the data packet and the data processing application service for processing the data packet, so that the system stability is improved on the basis of realizing the network sharing function, and the data processing application service is convenient for debugging and post-maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flowchart illustrating a method for sending a data packet according to an embodiment of the present invention;
FIG. 2 is a flowchart illustrating a method for receiving a data packet according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
Fig. 1 is a flowchart illustrating a method for sending a data packet according to an embodiment of the present invention. As shown in the figure, for the data packet sending process, the method for sharing a network provided by the embodiment of the present invention includes:
s10: the data processing application service acquires a data packet sent from an application layer;
in the embodiment of the invention, the data packet sent by the application layer can be acquired by using the windows kernel ndis intermediate layer driver, the data packet is cached in the shared memory area, and the data processing application service acquires the data packet from the shared memory area.
S11: the data processing application service performs link layer logic processing on the acquired data packet, including network address mapping from an internal network to an external network, packaging of the data packet, link management, data coding and the like, and caches the processed data packet in a shared memory area;
the data processing application service analyzes the data packet, obtains an intranet IP address and a port number, converts the intranet IP address and the port number into an extranet IP address and the port number in a mapping mode, and generates the data packet after address conversion. In the embodiment of the invention, the data transceiver module is only used for receiving/sending data packets, and the data processing application service is used for performing corresponding link layer logic processing on the data packets received/sent by the data transceiver module, including data encapsulation and decapsulation, encoding and decoding, link management and the like.
S12: and the data receiving and transmitting module acquires the processed data packet and transmits the processed data packet out through the network card.
Fig. 2 is a flowchart illustrating a method for receiving a data packet according to an embodiment of the present invention. As shown, for the packet receiving process, the shared network method includes:
s20: the data receiving and transmitting module receives the data packet through the network card and buffers the data packet in the shared memory area;
s21: the data processing application service acquires a data packet from the shared memory area, performs link layer logic processing on the data packet, including mapping from an external network to an internal network, decapsulating the data packet, managing a link, decoding data and the like, and caches the processed data packet in the shared memory area;
s22: and the data receiving and transmitting module acquires the processed data packet and transmits the processed data packet to the application layer.
In the embodiment of the invention, the data processing application service and the data transceiver module access the shared memory area to acquire the time of the data packet, and the time can be realized by an interrupt mode or a polling mode. The data packets stored in the shared memory area may be stored in the shared memory area in sequence after being processed by the data processing application service, and further may be stored in different blocks of the shared memory area according to the network address and the packet time tag.
Fig. 3 is a schematic structural diagram of an apparatus according to an embodiment of the present invention. As shown in the figure, the shared network apparatus provided in the embodiment of the present invention includes:
the data processing application service is used for acquiring a data packet sent from an application layer, performing link layer logic processing on the acquired data packet, and caching the processed data packet in a shared memory area;
in the embodiment of the invention, the data packet sent by the application layer can be acquired by utilizing the windows kernel ndis intermediate layer driver, the data packet is cached in the shared memory area, and the data processing application service acquires the data packet from the shared memory area
And the data transceiving module is used for acquiring the processed data packet from the shared memory area and sending the processed data packet out through the network card.
The data receiving and sending module is used for receiving the data packet through the network card, caching the data packet in the shared memory area, acquiring the processed data packet from the shared memory area, and transmitting the processed data packet to the application layer;
the data processing application service is used for acquiring the data packet from the shared memory area, performing link layer logic processing on the data packet, and caching the processed data packet in the shared memory area.
In the embodiment of the invention, the network card function is divided into the data receiving and sending module for receiving/sending the data packet and the data processing application service for processing the data packet, wherein the data receiving and sending module belongs to the driving layer, and the data processing application service belongs to the application layer. The invention can realize the function of sharing the network, simultaneously improves the stability of the system, and facilitates the debugging and the later maintenance of the data processing application service.
Based on the above object, an embodiment of an apparatus for sharing a network method is further provided in the embodiments of the present invention. The device comprises:
one or more processors, and a memory.
The apparatus for performing the shared network method may further include: an input device and an output device.
The processor, memory, input device, and output device may be connected by a bus or other means.
The memory, which is a non-volatile computer-readable storage medium, may be used to store non-volatile software programs, non-volatile computer-executable programs, and modules, such as program instructions/modules corresponding to the shared network method in the embodiments of the present invention. The processor executes various functional applications of the server and data processing by executing nonvolatile software programs, instructions and modules stored in the memory, that is, the shared network method of the above-described method embodiments is realized.
The memory may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to use of a device performing the shared network method, and the like. Further, the memory may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device. In some embodiments, the memory optionally includes memory remotely located from the processor, and these remote memories may be connected to the member user behavior monitoring device via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The input means may receive input numeric or character information and generate key signal inputs related to user settings and function control of the apparatus performing the shared network method. The output device may include a display device such as a display screen.
The one or more modules are stored in the memory and, when executed by the one or more processors, perform the shared network method of any of the above method embodiments. The technical effect of the embodiment of the device for executing the shared network method is the same as or similar to that of any method embodiment.
The embodiment of the invention also provides a non-transitory computer storage medium, wherein the computer storage medium stores computer executable instructions, and the computer executable instructions can execute the processing method of the list item operation in any method embodiment. Embodiments of the non-transitory computer storage medium may be the same or similar in technical effect to any of the method embodiments described above.
Finally, it should be noted that, as will be understood by those skilled in the art, all or part of the processes in the methods of the above embodiments may be implemented by a computer program that can be stored in a computer-readable storage medium and that, when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like. The technical effect of the embodiment of the computer program is the same as or similar to that of any of the method embodiments described above.
Furthermore, the apparatuses, devices, etc. described in the present disclosure may be various electronic terminal devices, such as a mobile phone, a Personal Digital Assistant (PDA), a tablet computer (PAD), a smart television, etc., and may also be large terminal devices, such as a server, etc., and therefore the scope of protection of the present disclosure should not be limited to a specific type of apparatus, device. The client disclosed by the present disclosure may be applied to any one of the above electronic terminal devices in the form of electronic hardware, computer software, or a combination of both.
Furthermore, the method according to the present disclosure may also be implemented as a computer program executed by a CPU, which may be stored in a computer-readable storage medium. The computer program, when executed by the CPU, performs the above-described functions defined in the method of the present disclosure.
Further, the above method steps and system elements may also be implemented using a controller and a computer readable storage medium for storing a computer program for causing the controller to implement the functions of the above steps or elements.
Further, it should be appreciated that the computer-readable storage media (e.g., memory) described herein can be either volatile memory or nonvolatile memory, or can include both volatile and nonvolatile memory. By way of example, and not limitation, nonvolatile memory can include Read Only Memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM), which can act as external cache memory. By way of example and not limitation, RAM is available in a variety of forms such as synchronous RAM (DRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), double data rate SDRAM (DDR SDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), and Direct Rambus RAM (DRRAM). The storage devices of the disclosed aspects are intended to comprise, without being limited to, these and other suitable types of memory.
The apparatus of the foregoing embodiment is used to implement the corresponding method in the foregoing embodiment, and has the beneficial effects of the corresponding method embodiment, which are not described herein again.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
In addition, well known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown within the provided figures for simplicity of illustration and discussion, and so as not to obscure the invention. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the invention, and also in view of the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the present invention is to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the invention, it should be apparent to one skilled in the art that the invention can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.
While the present invention has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.
The embodiments of the invention are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (9)
1. A method of sharing a network, comprising:
the data processing application service acquires a data packet sent from an application layer;
the data processing application service performs link layer logic processing on the data packet, and caches the processed data packet in a shared memory area;
and the data receiving and transmitting module acquires the processed data packet from the shared memory area and transmits the processed data packet through a network card.
2. The method of claim 1, further comprising:
the data receiving and transmitting module receives a data packet through the network card and buffers the data packet in a shared memory area;
the data processing application service acquires the data packet from the shared memory area, performs link layer logic processing on the data packet, and caches the processed data packet in the shared memory area;
and the data transceiver module acquires the processed data packet and transmits the processed data packet to the application layer.
3. The method of claim 1, wherein the data packet sent from the application layer is obtained by using a windows kernel ndis middle layer driver.
4. The method of claim 1, wherein the link layer logical processing comprises network address mapping between an internal network and an external network, encapsulation and decapsulation of data packets, link management, and data encoding and decoding.
5. A shared network apparatus, comprising:
the data processing application service is used for acquiring a data packet sent from an application layer, performing link layer logic processing on the data packet, and caching the processed data packet in a shared memory area;
and the data transceiver module is used for acquiring the processed data packet from the shared memory area and transmitting the processed data packet out through a network card.
6. The apparatus of claim 5, further comprising:
the data transceiver module is used for receiving a data packet through the network card, caching the data packet in the shared memory area, acquiring a processed data packet from the shared memory area, and transmitting the processed data packet to the application layer;
and the data processing application service is used for acquiring a data packet from the shared memory area, performing link layer logic processing on the data packet, and caching the processed data packet in the shared memory area.
7. The apparatus of claim 5, wherein the data packet sent from the application layer is obtained by using a windows kernel ndis middle layer driver.
8. The apparatus of claim 5, wherein the link layer logical processing comprises network address mapping between an intranet and an extranet, encapsulation and decapsulation of data packets, link management, and data encoding and decoding.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the method according to any of claims 1 to 4 when executing the program.
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| CN201811435948.4A CN111327645B (en) | 2018-11-28 | 2018-11-28 | Network sharing method and device and electronic equipment |
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