CN104580434B - The method and system that a kind of firmware is downloaded - Google Patents
The method and system that a kind of firmware is downloaded Download PDFInfo
- Publication number
- CN104580434B CN104580434B CN201410836932.XA CN201410836932A CN104580434B CN 104580434 B CN104580434 B CN 104580434B CN 201410836932 A CN201410836932 A CN 201410836932A CN 104580434 B CN104580434 B CN 104580434B
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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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- 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
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The present invention provides the method and system that a kind of firmware is downloaded, and is related to internet of things field.This method includes：Safe socket character connection is established between intelligent networking chip and server, is connected by safe socket character to server and sends firmware download request, so that server returns to corresponding firmware download instruction according to firmware download request；Firmware download instruction is received, is connected according to firmware download instruction closed safe socket, and the first TCP connections and the 2nd TCP connections between intelligent networking chip and server are established at the same time；By the first TCP connections according to firmware download request the downloading data from server, connected by the 2nd TCP to server and report download progress.The problem of the present invention overcomes system congestion often occurs when using safe socket character connection to carry out firmware download on intelligent networking chip in the prior art.
Description
Technical field
The present invention relates to internet of things field, more particularly to the method and system that a kind of firmware is downloaded.
Background technology
With the appearance of technology of Internet of things, intelligent networking chip is into the standard configuration of Internet of things system, and intelligent networking chip
The iteration speed of middle software is also constantly accelerated.
In the recent period, TI internet of things oriented is proposed intelligent CC3200 chips, is a tool on intelligence CC3200 chip reals
There is a microcontroller of built-in WI-FI functions, including a responsible network service and the M0 cores of SPI flash operations and one are responsible for
Business logic processing M4 cores, are connected between M0 cores and M4 cores by spi bus.Consolidate when needing to update intelligent networking chip internal
During part, communicated by M0 cores with external server, receive the network packet that external server is sent, and pass through
Network packet is sent to M4 cores and carries out business logic processing by spi bus, then by M4 cores that the data after processing are total by SPI
Line and M0 cores are written in SPI flash, and M0 cores are connected using safe socket character and reported down to external server in the process
Degree of being loaded into, and firmware is downloaded from external server by TCP connections, there are following defect for this communication mode：When M0 cores are adopted
Being connected with safe socket character to external server reports download progress to download from a server firmware with being connected by TCP, with M4
When data after processing are saved in concurrent in flash by core, the problem of send functions and write functions block often occurs,
Once there is this problem, whole system will be blocked.
The content of the invention
It is an object of the invention to provide the method and system that a kind of firmware is downloaded, it is intended to solves to be directed to and deposits in the prior art
Intelligent networking chip in using safe socket character connection carry out firmware download when system congestion often occurs the problem of.
The technical solution adopted by the present invention to solve the technical problems is to construct a kind of method that firmware is downloaded, including：
Established between intelligent networking chip and server safe socket character connection, by the safe socket character connect to
The server sends firmware download request, so that the server is returned under corresponding firmware according to the firmware download request
Carry instruction；
The firmware download instruction is received, closing the safe socket character according to the firmware download instruction connects, and together
When the first TCP connections and the 2nd TCP connections are established between intelligent networking chip and the server；
By the first TCP connections according to the firmware download request downloading data from the server, pass through institute
State the 2nd TCP and connect to the server and report download progress.
In the method that firmware of the present invention is downloaded, further include：After the completion of data download, using MD5 algorithms to institute
State downloading data to be verified, examine the downloading data whether complete, if data are complete, replace the intelligent networking chip
In firmware.
In the method that firmware of the present invention is downloaded, further include：Whether firmware download is judged according to the download progress
In normal condition, if firmware downloads exception, disconnect the first TCP connections and connected with the 2nd TCP, again in intelligence
Safe socket character connection is established between networking chip and server.
In the method that firmware of the present invention is downloaded, the intelligent networking chip is CC3200 chips.
The present invention also provides the system that a kind of firmware is downloaded, including safe socket character connection processing module, connection control mould
Block and TCP connection processing modules, the TCP connection processings module include the first TCP connection processings unit and the 2nd TCP connections
Processing unit；Wherein：
The safe socket character connection processing module, for establishing safe socket between intelligent networking chip and server
Word connects, and is connected by the safe socket character to the server and send firmware download request, so that the server root
Corresponding firmware download instruction is returned according to the firmware download request；
The link control module, for receiving the firmware download instruction, institute is closed according to the firmware download instruction
Safe socket character connection is stated, and starts the first TCP connection processings unit and the 2nd TCP connection units at the same time；
The first TCP connection processing units, for the instruction according to the link control module in the intelligent networking
The first TCP connections are established between chip and the server, and by the first TCP connections according to the firmware download request
The downloading data from the server；
The 2nd TCP connection processing units, for the instruction according to the link control module in the intelligent networking
The 2nd TCP connections are established between chip and the server, and is connected by the 2nd TCP to the server and reports download
Progress.
In the system that firmware of the present invention is downloaded, further include MD5 correction verification modules, the MD5 correction verification modules with it is described
TCP connection processings module connects, and after the completion of being downloaded in data, the downloading data is verified using MD5 algorithms, examines
Whether complete test the downloading data, if data are complete, replace the firmware in the intelligent networking chip.
In the system that firmware of the present invention is downloaded, fault detection module, the fault detection module connection are further included
In the TCP connection processings module and between the link control module, for judging firmware according to the download progress
Whether download is in normal condition, if firmware downloads exception, the link control module is closed the TCP connection processings mould
Block, and restart the safe socket character connection processing module.
In the system that firmware of the present invention is downloaded, the intelligent networking chip is CC3200 chips.
Implement the method and system that a kind of firmware provided by the invention is downloaded, have the advantages that：
The present invention provides the method and system that a kind of firmware is downloaded, employ by intelligent networking chip and server it
Between establish safe socket character connection, using safe socket character connect to server send firmware download request, receive server
After the firmware download instruction of return, the connection of closed safe socket, while establish two between intelligent networking chip and server
A TCP connections are respectively used to downloading data and report download progress, overcome and are adopted in the prior art when on intelligent networking chip
Being connected with safe socket character to external server reports download progress to download from a server data with being connected by TCP, and will
When data after processing are saved in concurrent in flash, the problem of system congestion often occurs.
Brief description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is that method that firmware provided in an embodiment of the present invention is downloaded realizes flow chart；
Fig. 2 is the structure diagram for the system that firmware provided in an embodiment of the present invention is downloaded.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
In order to illustrate technical scheme, illustrated below by specific embodiment.
What Fig. 1 showed the method that firmware provided in an embodiment of the present invention is downloaded realizes flow, shown in Figure 1, the party
Details are as follows for the flow of realizing of method：
S101, establish safe socket character connection between intelligent networking chip and server, is connected by safe socket character
Firmware download request is sent to server, so that server returns to corresponding firmware download instruction according to firmware download request.
In the present embodiment, safe socket character connection is the communication connection based on safe socket character layer protocol, using the connection
Sending firmware download request to server can ensure that data are not stolen or distort in transmitting procedure, it is ensured that confidential information
Confidentiality, integrality and credibility.
S102, receive firmware download instruction, is connected according to firmware download instruction closed safe socket, and at the same time in intelligence
The first TCP connections and the 2nd TCP connections are established between networking chip and server.
S103, by the first TCP connections according to firmware download request the downloading data from server, pass through the 2nd TCP connect
Connect to server and report download progress.
In the present embodiment, intelligent chip can be searched in the server by the first TCP connections according to firmware download request
Address where firmware, and according to the address from server downloading data；Meanwhile it can be connected by the 2nd TCP to server
Report download progress, and real-time update download progress.Here safe socket character of the prior art is replaced to connect using TCP connections
Report download progress to server, can overcome in the prior art when on intelligent networking chip using safe socket character connect to
External server reports download progress to download from a server firmware with being connected by TCP, with the data after processing are saved in
When concurrent in flash, the problem of system congestion often occurs.
Optionally, in the present embodiment, can also include：After the completion of firmware download, using MD5 algorithms to downloading data
Verified, examine downloading data whether complete, if data are complete, replace the firmware in intelligent networking chip.Specifically, work as
After the completion of firmware is downloaded, a file for having check code can be included in downloading data, at this time, using MD5 algorithms to receiving
The downloading data arrived performs hash operations, if the result being calculated and the value phase of the check code inherently included in downloading data
Together, then illustrate that downloading data is completely errorless, be not tampered, it is safe to use so as to utilize, replaced using the downloading data
Change original old firmware in intelligent networking chip.
Optionally, can also include in the present embodiment：Judge that firmware downloads whether be in normal shape according to download progress
State, if firmware downloads exception, disconnects the first TCP connections and is connected with the 2nd TCP, and returns again in intelligent networking chip and service
Safe socket character connection is established between device, firmware can be so monitored constantly and download whether be in malfunction, further protect
What card firmware was downloaded is smoothed out.Explanation is needed exist for, system can pass through the 2nd TCP connections during firmware is downloaded
Download progress, and real-time update download progress are reported to server, when download progress remains unchanged within the default period,
It is abnormal to be then judged as that firmware is downloaded.
Optionally, the intelligent networking chip in the present embodiment is CC3200 chips.What firmware provided by the invention was downloaded is
System is applied when on CC3200 chips, and M0 cores in CC3200 chips can be overcome to be connected using safe socket character to external server
Report download progress to download from a server firmware with being connected by TCP, the data after processing are saved in flash with M4 cores
When concurrent, the problem of system congestion often occurs.
Fig. 2 shows the structure diagram for the system that firmware provided in an embodiment of the present invention is downloaded, which is used to run this
The method that firmware described in 1 embodiment of Invention figure is downloaded.For convenience of description, it illustrate only part related to the present embodiment.
Shown in Figure 2, the system that the firmware that an embodiment of the present invention provides is downloaded includes safe socket character junction
Manage module 1, link control module 2, TCP (Transmission Control Protocol, transmission control protocol) connection processing
Module 3, TCP connection processings module 3 include the first TCP connection processings unit 4 and the 2nd TCP connection processings unit 5, wherein：
Safe socket character connection processing module 1, for establishing safe socket character between intelligent networking chip and server
Connection, and connected by safe socket character to server and send firmware download request, so that server is according to firmware download request
Return to corresponding firmware download instruction；Here safe socket character connection is the communication connection based on safe socket character layer protocol,
Sending firmware download request to server using the connection can ensure that data are not stolen or distort in transmitting procedure, it is ensured that
Confidentiality, integrality and the credibility of confidential information.
Link control module 2, for receiving firmware download instruction, connects according to firmware download instruction closed safe socket
Processing module 1, and start the first TCP connection processings unit 4 and the 2nd TCP connection processings unit 5 at the same time；Take in the present embodiment
After business device receives the firmware download request of intelligent networking chip upload, meeting is anti-to the link control module 2 of intelligent networking chip
Corresponding firmware download instruction is presented, after link control module 2 receives the firmware download instruction of server feedback, according to the instruction
Start the first TCP connection processings unit 4 and the 2nd TCP connection processings unit 5, and closed safe socket link block 1 at the same time.
First TCP connection processings unit 4, for the instruction according to link control module 2 in intelligent networking chip and service
The first TCP connections are established between device, and number is downloaded from server according to the firmware download request by the first TCP connections
According to.In the present embodiment, the first TCP connection processings unit 4 can by the first TCP connections according to firmware download request in server
Address where middle lookup firmware, and according to the address from server downloading data.
2nd TCP connection processings unit 5, for the instruction according to link control module 2 in intelligent networking chip and service
The 2nd TCP connections are established between device, and is connected by the 2nd TCP to server and reports download progress, and real-time update is downloaded into
Degree.
Connected instead of safe socket character of the prior art using TCP connections in the embodiment of the present invention and reported down to server
Degree of being loaded into, can overcome and report in the prior art when being connected on intelligent networking chip using safe socket character to external server
Download progress downloads from a server firmware with being connected by TCP, during with the data after processing being saved in concurrent in flash,
The problem of system congestion often occurs.
Optionally, MD5 correction verification modules 6, MD5 correction verification modules 6 and TCP connection processing modules can also be included in the present embodiment
3 connections.The MD5 correction verification modules 6 are used to pass through and are used for after the completion of firmware is downloaded, and school is carried out to downloading data using MD5 algorithms
Test, if verification passes through, replace the firmware in intelligent networking chip.Specifically after the completion of firmware is downloaded, meeting in downloading data
Include a file for having check code, which can dock received downloading data and perform hash operations, if
The value of check code of the result being calculated with inherently being included in downloading data is identical, then illustrate downloading data it is complete it is errorless,
It was not tampered, so as to safe to use, original old firmware in intelligent networking chip is replaced using the downloading data.This
In it should be noted that in the prior art using safe socket character connection carry out firmware download transmission when can take internal system
MD5 correction verification modules 6 so that the abnormal conditions of verification full 0 often occur in firmware after the completion of downloading；Connected in the present invention using TCP
Connect to connect to server instead of safe socket character of the prior art and upload download progress, liberated MD5 correction verification modules 6 so that
MD5 correction verification modules 6 are served only for the verification of data, will not occur downloading data verification full 0 abnormal conditions again.
Optionally, fault detection module can also be included in the present embodiment, fault detection module 7 is connected to be connected with TCP
Whether processing module 3 and between link control module 2, be in for judging that firmware is downloaded according to downloading data and download progress
Normal condition, if firmware downloads exception, makes link control module 2 close TCP connection processings module 3, and restart safety
Socket connection processing module 1, so we can monitor in real time firmware download whether be in malfunction, be further ensured that
What firmware was downloaded is smoothed out.Explanation is needed exist for, fault detection module can monitor in real time during firmware is downloaded
The download progress that 2nd TCP connection processings module is uploaded to server, when the download progress monitored is within the default period
When remaining unchanged, then it is abnormal to be judged as that firmware is downloaded.
Optionally, intelligent networking chip is CC3200 chips in the present embodiment.The system that firmware provided by the invention is downloaded
Apply when on CC3200 chips, can overcome in the prior art when M0 cores are connected on external server using safe socket character
Report download progress downloads from a server firmware with being connected by TCP, is saved in the data after processing in flash simultaneously with M4 cores
During hair, the problem of system congestion often occurs.
Above content is that a further detailed description of the present invention in conjunction with specific preferred embodiments, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
Some equivalent substitutes or obvious modification are made on the premise of not departing from present inventive concept, and performance or purposes are identical, all should
It is considered as belonging to the scope of patent protection that the present invention is determined by the claims submitted.
Claims (8)
1. a kind of method that firmware is downloaded, it is characterised in that including：
Safe socket character connection is established between intelligent networking chip and server, is connected by the safe socket character to described
Server sends firmware download request, refers to so that the server returns to corresponding firmware and download according to the firmware download request
Order；
The firmware download instruction is received, closing the safe socket character according to the firmware download instruction connects, and exists at the same time
The first TCP connections and the 2nd TCP connections are established between intelligent networking chip and the server；
By the first TCP connections according to the firmware download request downloading data from the server, pass through described
Two TCP are connected to the server and are reported download progress.
2. the method that firmware as claimed in claim 1 is downloaded, it is characterised in that further include：After the completion of data download, use
Whether MD5 algorithms verify the downloading data, examine the downloading data complete, if data are complete, described in replacement
Firmware in intelligent networking chip.
3. the method that firmware as claimed in claim 2 is downloaded, it is characterised in that further include：Judged according to the download progress solid
Part downloads whether be in normal condition, if firmware downloads exception, disconnects the first TCP connections and is connected with the 2nd TCP,
Again safe socket character connection is established between intelligent networking chip and server.
4. the method that firmware as claimed in claim 3 is downloaded, it is characterised in that the intelligent networking chip is CC3200 chips.
A kind of 5. system that firmware is downloaded, it is characterised in that including safe socket character connection processing module, link control module with
And TCP connection processing modules, the TCP connection processings module include the first TCP connection processings unit and the 2nd TCP connection processings
Unit；Wherein：
The safe socket character connection processing module, connects for establishing safe socket character between intelligent networking chip and server
Connect, and connected by the safe socket character to the server and send firmware download request, so that the server is according to institute
State firmware download request and return to corresponding firmware download instruction；
The link control module, for receiving the firmware download instruction, the peace is closed according to the firmware download instruction
Full socket connection processing module, and start the first TCP connection processings unit and the 2nd TCP connection units at the same time；
The first TCP connection processing units, for the instruction according to the link control module in the intelligent networking chip
Establish the first TCP connections between the server, and by the first TCP connections according to the firmware download request from institute
State downloading data in server；
The 2nd TCP connection processing units, for the instruction according to the link control module in the intelligent networking chip
The 2nd TCP connections are established between the server, and connects to report to the server by the 2nd TCP and is downloaded into
Degree.
6. the system that firmware as claimed in claim 5 is downloaded, it is characterised in that further include MD5 correction verification modules, the MD5 verifications
Module is connected with the TCP connection processings module, after the completion of being downloaded in data, using MD5 algorithms to the downloading data
Verified, examine the downloading data whether complete, if data are complete, replace the firmware in the intelligent networking chip.
7. the system that firmware as claimed in claim 6 is downloaded, it is characterised in that further include fault detection module, the failure inspection
Survey module to be connected to the TCP connection processings module and between the link control module, for being downloaded into according to
Degree judges that firmware downloads whether be in normal condition, if firmware downloads exception, the link control module is closed the TCP
Connection processing module, and restart the safe socket character connection processing module.
8. the system that firmware as claimed in claim 7 is downloaded, it is characterised in that the intelligent networking chip is CC3200 chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410836932.XA CN104580434B (en) | 2014-12-26 | 2014-12-26 | The method and system that a kind of firmware is downloaded |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410836932.XA CN104580434B (en) | 2014-12-26 | 2014-12-26 | The method and system that a kind of firmware is downloaded |
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| Publication Number | Publication Date |
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| CN104580434A CN104580434A (en) | 2015-04-29 |
| CN104580434B true CN104580434B (en) | 2018-05-08 |
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| CN201410836932.XA Expired - Fee Related CN104580434B (en) | 2014-12-26 | 2014-12-26 | The method and system that a kind of firmware is downloaded |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108306970A (en) * | 2018-02-02 | 2018-07-20 | 浙江德景电子科技有限公司 | A kind of download of firmware safety and calibration equipment and method based on safety chip |
| CN112351070A (en) * | 2020-09-30 | 2021-02-09 | 宇龙计算机通信科技(深圳)有限公司 | File transmission method and device, storage medium and electronic equipment |
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