CN107066409A - Port based on operation system redirects the method with communication data after-treatment - Google Patents
Port based on operation system redirects the method with communication data after-treatment Download PDFInfo
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- CN107066409A CN107066409A CN201710206751.2A CN201710206751A CN107066409A CN 107066409 A CN107066409 A CN 107066409A CN 201710206751 A CN201710206751 A CN 201710206751A CN 107066409 A CN107066409 A CN 107066409A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
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Abstract
The present invention provides a kind of port redirection based on operation system and the method for communication data after-treatment, and methods described is：Interception service system is to the associative operation of port, and the associative operation is including opening COM1, data and communication close mouthful operation being read to COM1 write-in data, from COM1；When opening COM1, port is redirected, other COM1s are mapped to；When writing data to COM1, after-treatment is carried out to data, i.e., old instruction parsing, and be packaged with new instruction format, or data are encrypted and then issued；It is the same with write-in data when reading data to COM1, carry out after-treatment；When communication close mouthful is operated, the port occupancy to redirection discharges.The efficiency of operation system upgrading is improved, and realizes that new plant equipment instruction set is interacted with original producer inconsistent equipment that still can be normally carried out when introducing new producer's ancillary equipment.
Description
Technical field
The side with communication data after-treatment is redirected the present invention relates to financial technology field, more particularly to a kind of port
Method.
Background technology
Current domestic major bank and other financial mechanisms generally carry out routine work using third party's ancillary equipment and handled, and use
The common port such as serial ports, USB interface carries out data interaction.Because banking system renewal iteration speed is slower, part
Mechanism district autonomous, third party producer switching is frequent, or situations such as product up-gradation, frequently results in following some problems and occur:
1) producer switches, and instruction set is different, it is impossible to seamless access existing business system；
2) peripheral integrated equipment due to product up-gradation or producer's switching, it is necessary to switch to several autonomous devices, original business
The port of system only supports sole disposition, it is impossible to support many device configurations；
3) device upgrade, by communicating, slower serial communication is converted to the USB interface communication of speed, original business
System only supports operation of serial-port, it is impossible to support USB interface to operate；
4) security consideration is in, needs to carry out ciphertext communication, original operation system in the communication process with ancillary equipment
Only support to operate in plain text.
" a kind of serial port redirecting system " is disclosed in the prior art, and publication date is：2012.05.30, publication number
For：CN202257551U Chinese patent, the utility model provides a kind of serial port redirecting system, including：Terminal, net
Network router/hub and virtual desktop, terminal are set up data communication through network router/hub and virtual desktop and are connected；
Terminal, which includes terminal, to be used to scanning, recognize and accessing in the way of file the serial port in terminal, complete control information and
The transmission of data message, the serial ports controller for receiving and handling；Virtual desktop includes being used to create virtual serial port and corresponding
Device node, set up terminal to virtual desktop serial port map；Intercept the I/O of application program and user to serial equipment
Please sum operation, and be redirected to terminal processes, the virtual serial port controller that the result that terminal is returned is analyzed and handled.
The invention has certain limitation on port type, and the invention the problem of solve with present patent application and differing, institute
The technical scheme of use is also different.
The content of the invention
The technical problem to be solved in the present invention, is that providing a kind of port based on operation system redirects and communication number
According to the method for after-treatment, solve when service application software is not upgraded, (such as serial ports is to USB interface liter after port upgrading
Level) or integrated equipment to multiple autonomous devices switch after equipment access problem；By the after-treatment of data, solve
When introducing new producer's ancillary equipment, the inconsistent caused service application software of new plant equipment instruction set and original producer can not be just
The problem of often carrying out equipment interaction；Solve when the requirement of peripheral hardware communication security is upgraded, the encryption and decryption problem of data.
What the present invention was realized in：A kind of port based on operation system is redirected and communication data after-treatment
Method, methods described is：Interception service system to the associative operation of port, the associative operation include opening COM1,
Data and communication close mouthful operation are read to COM1 write-in data, from COM1；It is right when opening COM1
Port is redirected, and is mapped to other COM1s；When writing data to COM1, secondary place is carried out to data
Reason, i.e., old instruction parsing, and be packaged with new instruction format, or data are encrypted and then issued；To logical
It is the same with write-in data when believing that data are read in port, after-treatment is carried out, i.e., encapsulation is disassembled in instruction, or data are solved
It is close；When communication close mouthful is operated, the port occupancy to redirection discharges.
Further, methods described is specially further：One plug-in unit is injected into operation system, is that follow-up function is real
Support is now provided；
Global hook is registered in plug-in unit, so in operation system process initiation, being somebody's turn to do for registration global hook can be loaded
Plug-in unit, realizes injection；
According to module name and function name search present communications mouthful open, read, write-in, shutoff operation API in business system
Address in system process；
With original port API addresses in the new API addresses replacement system scheduler module of customized port in plug-in unit,
And retain original port API address informations, so when system process calls port correlation API, what is called is communication
The new API of mouth.
Further, the port is redirected specially：Operation system calls the new API of port to carry out opening logical
Casually；
If communication mode is constant, simply port changes, then need to only change port ginseng in the new API of port is realized
Number, and be called using original port API, return information is returned by the new API of port；Follow-up read-write shutoff operation
Operated using original port API；
If communication mode changes, new traffic mode opening is carried out in the new API of port, and by operating result and return
Information is returned by the new API of port；Follow-up read-write shutoff operation need to be handled equally, i.e., carried out using the new API of port
Operation.
Further, the after-treatment is specially：Operation system calls the new API of port to carry out data write-in and reading
Take；
If carrying out instruction escape, when data write, write-in data are first subjected to old instruction parsing, and entered with new command
Row encapsulation, recalls original port API and is write, and by operating result and return information, returned by the new API of port
Return；
In digital independent, first pass through and call original port API to read, the data of acquisition are solved with new command
Analysis, and be packaged with old instruction, operating result and return information are returned by the new API of port；
If carrying out data ciphertext interaction, when data write, first write-in data are encrypted, recalled original logical
Casually API is write, and by operating result and return information, is returned by the new API of port；In digital independent, first lead to
Cross and call original port API to read, the data to acquisition are decrypted, by operating result and return information, pass through communication
The new API of mouth is returned.
The invention has the advantages that：The present invention is based on redirecting by port, solves in service application software not
During upgrading, the equipment after (such as serial ports is upgraded to U mouthfuls) or integrated equipment switch to multiple autonomous devices after port upgrading is visited
Ask questions；By the after-treatment of data, solve introduce new producer's ancillary equipment when, new plant equipment instruction set with it is original
Service application software can not be normally carried out the problem of equipment is interacted caused by producer is inconsistent；Solving will in peripheral hardware communication security
When asking upgrading, the encryption and decryption problem of data.
Brief description of the drawings
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
The schematic flow sheet that Fig. 1 injects for plug-in unit in the present invention.
Fig. 2 is the schematic flow sheet that port of the present invention is redirected.
Fig. 3 writes the schematic flow sheet of data for the present invention to COM1.
Fig. 4 is the schematic flow sheet that COM1 of the present invention reads data.
Embodiment
Refer to shown in Fig. 1 to Fig. 4, a kind of port based on operation system is redirected and communication data after-treatment
Method, it is characterised in that：Methods described is：Interception service system is to the associative operation of port, and the associative operation is including beating
COM1 is opened, data are write to COM1, data and communication close mouthful operation are read from COM1；It is logical opening
When believing port, port is redirected, other COM1s are mapped to；When writing data to COM1, to data
Carry out after-treatment, i.e., old instruction parsing and is packaged with new instruction format, or data are encrypted then under
Hair；It is the same with write-in data when reading data to COM1, after-treatment is carried out, i.e. encapsulation, or logarithm are disassembled in instruction
According to being decrypted；When communication close mouthful is operated, the port occupancy to redirection discharges.
Methods described is specially further：One plug-in unit is injected into operation system, is realized for follow-up function and branch is provided
Hold；
Global hook is registered in plug-in unit, so in operation system process initiation, being somebody's turn to do for registration global hook can be loaded
Plug-in unit, realizes injection；
According to module name and function name search present communications mouthful open, read, write-in, shutoff operation API in business system
Address in system process；
Led to original in the new API of customized port in plug-in unit (referred to as new API) address replacement system scheduler module
Casually API addresses (referred to as old API), and retain original port API address informations, so when system process calls port
During related API, that call is the new API of port.
The port is redirected specially：Operation system calls the new API of port to carry out opening port；
If communication mode is constant, simply port changes (being such as mapped to serial ports 3 by serial ports 2), then real in the new API of port
Port parameter only need to be changed in existing, and is called using original port API, return information passes through the new API of port
Return；Follow-up read-write shutoff operation is operated using original port API；
If communication mode change (such as communicates from serial communication to HID and changed), new traffic is carried out in the new API of port
Mode is opened, and operating result and return information are returned by the new API of port；Follow-up read-write shutoff operation need to be carried out equally
Processing, i.e., operated using the new API of port.
The after-treatment is specially：Operation system calls the new API of port to carry out data write-in and reading；
If carrying out instruction escape, when data write, write-in data are first subjected to old instruction parsing, and entered with new command
Row encapsulation, recalls original port API and is write, and by operating result and return information, returned by the new API of port
Return；
In digital independent, first pass through and call original port API to read, the data of acquisition are solved with new command
Analysis, and be packaged with old instruction, operating result and return information are returned by the new API of port；
If carrying out data ciphertext interaction, when data write, first write-in data are encrypted, recalled original logical
Casually API is write, and by operating result and return information, is returned by the new API of port；In digital independent, first lead to
Cross and call original port API to read, the data to acquisition are decrypted, by operating result and return information, pass through communication
The new API of mouth is returned.
Although the foregoing describing the embodiment of the present invention, those familiar with the art should manage
Solution, the specific embodiment described by us is merely exemplary, rather than for the restriction to the scope of the present invention, is familiar with this
The equivalent modification and change that the technical staff in field is made in the spirit according to the present invention, should all cover the present invention's
In scope of the claimed protection.
Claims (4)
1. a kind of port based on operation system redirects the method with communication data after-treatment, it is characterised in that：It is described
Method is：Interception service system is to the associative operation of port, and the associative operation includes opening COM1, to COM1
Write data, data are read from COM1 and communication close mouthful operation；When opening COM1, port is carried out
Redirect, be mapped to other COM1s；When writing data to COM1, after-treatment, i.e., old instruction are carried out to data
Parsing, and be packaged with new instruction format, or data are encrypted and then issued；Number is being read to COM1
According to when, it is the same with write-in data, carry out after-treatment, i.e. encapsulation is disassembled in instruction, or data is decrypted；In communication close
During mouth operation, the port occupancy to redirection discharges.
2. the port according to claim 1 based on operation system redirects the method with communication data after-treatment,
It is characterized in that：Methods described is specially further：One plug-in unit is injected into operation system, realizes and provides for follow-up function
Support；
Global hook is registered in plug-in unit, so in operation system process initiation, the plug-in unit of registration global hook can be loaded,
Realize injection；
Opened, read according to module name and function name lookup present communications mouthful, write, the API of shutoff operation enters in operation system
Address in journey；
With original port API addresses in the new API addresses replacement system scheduler module of customized port in plug-in unit, and protect
Original port API address informations are stayed, so when system process calls port correlation API, what is called is that port is new
API。
3. the port according to claim 2 based on operation system redirects the method with communication data after-treatment,
It is characterized in that：The port is redirected specially：Operation system calls the new API of port to carry out opening port；
If communication mode is constant, simply port changes, then only need to change port parameter in the new API of port is realized, and
It is called using original port API, return information is returned by the new API of port；Follow-up read-write shutoff operation makes
Operated with original port API；
If communication mode changes, new traffic mode opening is carried out in the new API of port, and by operating result and return information
Returned by the new API of port；Follow-up read-write shutoff operation need to be handled equally, i.e., operated using the new API of port.
4. the port according to claim 2 based on operation system redirects the method with communication data after-treatment,
It is characterized in that：The after-treatment is specially：Operation system calls the new API of port to carry out data write-in and reading；
If carrying out instruction escape, when data write, write-in data are first subjected to old instruction parsing, and sealed with new command
Dress, recalls original port API and is write, and by operating result and return information, is returned by the new API of port；
In digital independent, first pass through and call original port API to read, the data of acquisition are parsed with new command, and
It is packaged with old instruction, operating result and return information is returned by the new API of port；
If carrying out data ciphertext interaction, when data write, first write-in data are encrypted, original port is recalled
API is write, and by operating result and return information, is returned by the new API of port；In digital independent, tune is first passed through
Read with original port API, the data to acquisition are decrypted, it is new by port by operating result and return information
API is returned.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710206751.2A CN107066409A (en) | 2017-03-31 | 2017-03-31 | Port based on operation system redirects the method with communication data after-treatment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710206751.2A CN107066409A (en) | 2017-03-31 | 2017-03-31 | Port based on operation system redirects the method with communication data after-treatment |
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| CN107066409A true CN107066409A (en) | 2017-08-18 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101324918A (en) * | 2008-07-25 | 2008-12-17 | 北京信城通数码科技有限公司 | Method for host computer to perform dynamic switch for multi-vendor chip equipment data switching protocol |
| CN102404107A (en) * | 2010-09-13 | 2012-04-04 | 腾讯科技（深圳）有限公司 | Method, device, transmitting end and receiving end all capable of guaranteeing safety of inputted content |
| CN202257551U (en) * | 2011-10-14 | 2012-05-30 | 深圳市京华科讯科技有限公司 | Serial port redirecting system |
| CN103678214A (en) * | 2013-11-29 | 2014-03-26 | 青岛海信电器股份有限公司 | Method for redirecting system console and display equipment |
| CN104331644A (en) * | 2014-11-24 | 2015-02-04 | 北京邮电大学 | Transparent encryption and decryption method for intelligent terminal file |
| CN105721566A (en) * | 2016-01-29 | 2016-06-29 | 华为技术有限公司 | Method for redirecting port, server and system |
-
2017
- 2017-03-31 CN CN201710206751.2A patent/CN107066409A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101324918A (en) * | 2008-07-25 | 2008-12-17 | 北京信城通数码科技有限公司 | Method for host computer to perform dynamic switch for multi-vendor chip equipment data switching protocol |
| CN102404107A (en) * | 2010-09-13 | 2012-04-04 | 腾讯科技（深圳）有限公司 | Method, device, transmitting end and receiving end all capable of guaranteeing safety of inputted content |
| CN202257551U (en) * | 2011-10-14 | 2012-05-30 | 深圳市京华科讯科技有限公司 | Serial port redirecting system |
| CN103678214A (en) * | 2013-11-29 | 2014-03-26 | 青岛海信电器股份有限公司 | Method for redirecting system console and display equipment |
| CN104331644A (en) * | 2014-11-24 | 2015-02-04 | 北京邮电大学 | Transparent encryption and decryption method for intelligent terminal file |
| CN105721566A (en) * | 2016-01-29 | 2016-06-29 | 华为技术有限公司 | Method for redirecting port, server and system |
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Application publication date: 20170818 |
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