CN106598549A - Intelligent agreement system based on block chain and implementation method - Google Patents
Intelligent agreement system based on block chain and implementation method Download PDFInfo
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- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
- G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
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Abstract
The invention belongs to the technical field of block chains, and provides an intelligent agreement system based on a block chain. The intelligent agreement system comprises an OP code execution module, an agreement execution virtual machine and an intelligent agreement module, wherein the OP code execution module is used for forming script content based on stack into corresponding operation codes through OP Code analysis, so that an assembly languages executed by the operation codes are obtained; the intelligent agreement module is used for registering the code of an intelligent agreement onto the block chain, namely the agreement chain; and the agreement execution virtual machine is used for executing the intelligent agreement after an intelligent agreement command executed on the block chain is received. The invention also provides an implementation method of the intelligent agreement based on the block chain, specifically, the intelligent agreement is registered on the block chain, and the method is executed under an intelligent agreement environment executing compiling of various languages. By adopting the system and the method provided the invention, the huge and complex intelligent agreement can be operated, so that the agreement is more intelligent, and the execution cost is greatly reduced.
Description
Technical field
The present invention relates to block chain technical field, specifically a kind of intelligent contract system and realization based on block chain
Method.
Background technology
The theory of intelligent contract can trace back to nineteen ninety-five, almost with the Internet (world wide web) while occurring.
Because the cryptologist Ni Kesabo (Nick Szabo) that bit coin lays the first stone and extensively praised proposes first " intelligence
Can contract " this term.In essence, if- of the operation principle of these automatic contracts similar to other computer programs
Then sentences.Intelligent contract is simply interacted by this way with the assets of real world.When a condition finished in advance
When being triggered, intelligent contract performs corresponding contract terms.Intelligent contract shows the advantage of its uniqueness, such as hand in P2P
Application in easily, reduces execution contract cost etc., promotes many technical specialists to make intelligent contract and further explore and research.
The content of the invention
The purpose of the present invention is to propose to a kind of intelligent contract system based on block chain, including OP code performing modules, conjunction
About perform virtual machine, intelligent contract module；The OP codes performing module is used to pass through based on the content for script of storehouse
OPCode is parsed, and forms corresponding operation part, so as to obtain the assembler language that the operation part is performed；The intelligent contract
Module is used to for the code of intelligent contract to be registered on block chain i.e. contract chain；The contract performs virtual machine to be used to receive to hold
After intelligent contract instruction on row block chain, judge which kind of written in code the intelligent contract that will be performed is, if being exactly
OPCode written in code, then directly perform, if the intelligent contract code of high level language, then by high level language
Intelligent contract code analysis, by the assembler language for calling OP codes performing module to obtain, perform intelligent contract.
Preferably, also including external data module, the external data module is used to perform virtual machine execution to contract
Intelligent contract provides external data resource.
Preferably, the intelligent contract module also includes for intelligent contract code carrying out Hash operation, after Hash operation
Cryptographic Hash is registered on block chain.
Preferably, the contract performs virtual machine and also includes intelligent contract code cryptographic Hash and intelligent contract storage clothes
Intelligent contract code match in business device, obtains the intelligent contract code corresponding with cryptographic Hash.
In order to solve above-mentioned technical problem, the present invention has also been proposed a kind of intelligent contract implementation method based on block chain,
Including as follows：
Content for script based on storehouse is parsed by OPCode, corresponding operation part is formed, so as to obtain the fortune
Calculate the assembler language that code is performed；
The corresponding code of intelligent contract is registered on block chain；
The intelligent contract order of execution is received, intelligent contract corresponding with the intelligent contract to be performed is obtained from block chain
Code；
Judge that the intelligent contract code for performing is which kind of language is write, if being exactly OPCode written in code, directly
Perform, if the intelligent contract code of high level language, then by the intelligent contract code analysis of high level language,
Assembler language after by calling parsing, performs intelligent contract.
Preferably, when intelligent contract is performed, some conditions or parameter in intelligent contract can adopt external number
According to resource.
Preferably, intelligent contract code is carried out into Hash operation, cryptographic Hash is registered on block chain.
Preferably, if intelligent contract cryptographic Hash is got on block chain, by cryptographic Hash and intelligent contract storage clothes
Intelligent contract code match in business device, obtains the intelligent contract code corresponding with cryptographic Hash, performs intelligent contract code.
The present invention has the beneficial effect that：
Block chain technology is distributed account book, can be stored in multiple nodes, so relatively safety, and be anti-tamper
's.The intelligent contract system based on block chain and implementation method of the present invention is adopted the storage of intelligent contract code to block chain
On, so relatively safety, and it is anti-tamper.
The intelligent contract system based on block chain and implementation method of the present invention can run the intelligent contract of bulky complex,
So that agreement is more intelligent, executory cost is greatly reducing.
Description of the drawings
Fig. 1 is a kind of intelligent contract implementation method flow chart based on block chain in embodiment 3.
Fig. 2 is a kind of intelligent contract implementation method flow chart based on block chain in embodiment 4.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, it is necessary to it is pointed out here that, implement in detail below
Mode is served only for being further detailed the present invention, it is impossible to be interpreted as limiting the scope of the invention, the field
Technical staff can make some nonessential modifications and adaptations to the present invention according to foregoing invention content.
Intelligent contract system and implementation method based on block chain proposed by the present invention, can run the intelligence of bulky complex
Contract, so that agreement is more intelligent, greatly reducing executory cost, and safety is anti-tamper.
Embodiment 1
It is virtual that intelligent contract system based on block chain proposed by the present invention includes that OP code performing modules, contract are performed
Machine, intelligent contract module, external data module.
OP codes performing module is used to parse the content for script based on storehouse by OPCode, forms corresponding computing generation
Code, so as to obtain the assembler language that the operation part is performed.OpCode is adopted in such as bit coin aufbauprinciple
(operation code) forms intelligent contract and performs, and OP codes performing module is to be parsed into this OpCode in the present invention
The assembler language that the language of higher level can be called, or the saying being easier to understand is to be parsed into the function that can be called.Script quilt
Program is safer after parsing, succinctly, performs speed faster.
Intelligent contract module is used to for the code of intelligent contract to be registered on block chain i.e. contract chain.Specifically, register
Intelligent contract code on block chain can be high level language, or OPCode written in code.
Contract performs virtual machine to be used to receive after the intelligent contract instruction performed on block chain, judges the intelligence that will be performed
Which kind of written in code energy contract is, if being exactly OPCode written in code, is directly performed in contract performs virtual machine, if
It is the intelligent contract code of high level language, then by the intelligent contract code analysis of high level language, by calling OP generations
The assembler language that code performing module is obtained, performs intelligent contract.
External data module is used to perform the intelligent contract offer external data resource of virtual machine execution to contract.It is such as intelligent
There is the time to arrange in contract, that provides standard time execution intelligent contract by external data, so more credible, fair.Again
During such as assets cross-border transaction, it is desirable to provide exchange rate conversion conversion rate.Even need external number when intelligent contract is performed
Algorithm model is provided according to module.
Embodiment 2
As shown in Fig. 2 the intelligent contract system based on block chain that the present embodiment is proposed includes OP code performing modules, closes
About perform virtual machine, intelligent contract module, intelligent contract storage server, external data module.Wherein, OP codes performing module
For the content for script based on storehouse to be parsed by OPCode, corresponding operation part is formed, so as to obtain the computing generation
The assembler language that code is performed.Intelligent contract is formed in such as bit coin aufbauprinciple using OpCode (operation code) to hold
OK, and OP codes performing module is the assembler language that can call the language that this OpCode is parsed into higher level in the present invention,
Or the saying being easier to understand is to be parsed into the function that can be called.Program is safer after script is resolved, succinctly, performs speed
Degree is faster.
Intelligent contract module in the present embodiment is used to carry out the code of intelligent contract to be registered in block chain after Hash
That is contract chain.Specifically, the intelligent contract code being registered in after hash algorithm on block chain can be that high-level language is compiled
It is writing, or OPCode written in code.Intelligent contract code is carried out being registered after hash algorithm into chain, this is applied to intelligence
Energy contract code is huger, this is because directly huge intelligent contract is entered into chain, block chain can be caused too fat to move.
Intelligent contract storage server is used to store intelligent contract code.
Contract performs virtual machine and is used to receive after the intelligent contract instruction performed on block chain in the present embodiment, will intelligence
Intelligent contract code match in contract code cryptographic Hash and intelligent contract storage server, obtains corresponding with cryptographic Hash
Intelligent contract code, and judge which kind of written in code the intelligent contract code that will be performed is, if being exactly that OPCode codes are compiled
Write, then directly perform in contract performs virtual machine, if the intelligent contract code of high level language, then by high-level language
The intelligent contract code analysis write, by the assembler language for calling OP codes performing module to obtain, perform intelligent contract.
External data module is used to perform the intelligent contract offer external data resource of virtual machine execution to contract.It is such as intelligent
There is the time to arrange in contract, that provides standard time execution intelligent contract by external data, so more credible, fair.Again
During such as assets cross-border transaction, it is desirable to provide exchange rate conversion conversion rate.Even need external number when intelligent contract is performed
Algorithm model is provided according to module.
Embodiment 3
A kind of intelligent contract implementation method in block chain of base that the present embodiment is proposed, as shown in figure 1, specific as follows：
Step S01, the content for script that will be based on storehouse are parsed by OPCode, corresponding operation part are formed, so as to obtain
Take the assembler language that the operation part is performed.
Intelligent contract is formed in such as bit coin aufbauprinciple using OpCode (operation code) to perform, and this
Bright middle OP codes performing module is the assembler language that can call the language that this OpCode is parsed into higher level, or is easier
The saying of understanding is to be parsed into the function that can be called.Program is safer after script is resolved, succinctly, performs speed faster.
Step S02, the corresponding code of intelligent contract is registered on block chain.
Step S03, the intelligent contract order of execution is received, obtain corresponding with the intelligent contract to be performed from block chain
Intelligent contract code.
Step S04, the intelligent contract of execution
Judge that the intelligent contract code for performing is which kind of language is write, if being exactly OPCode written in code, directly
Perform, if the intelligent contract code of high level language, then by the intelligent contract code analysis of high level language,
Assembler language after being parsed in invocation step S01, performs intelligent contract.When intelligent contract is performed, in intelligent contract
Some conditions or parameter can adopt external data resource.There is the time to arrange in such as intelligent contract, that passes through external data
There is provided standard time execution intelligent contract, it is so more credible, it is fair.Again during such as assets cross-border transaction, it is desirable to provide the exchange rate
Conversion conversion rate.Even external data module is needed to provide algorithm model when intelligent contract is performed.
Embodiment 4
A kind of intelligent contract implementation method based on block chain that the present embodiment is proposed, as shown in Fig. 2 specific as follows：
Step S01, the content for script that will be based on storehouse are parsed by OPCode, corresponding operation part are formed, so as to obtain
Take the assembler language that the operation part is performed.
Intelligent contract is formed in such as bit coin aufbauprinciple using OpCode (operation code) to perform, and this
Bright middle OP codes performing module is the assembler language that can call the language that this OpCode is parsed into higher level, or is easier
The saying of understanding is to be parsed into the function that can be called.Program is safer after script is resolved, succinctly, performs speed faster.
Step S02, the corresponding code of intelligent contract is carried out being registered in after Hash operation on block chain.
Step S03, the intelligent contract order of execution is received, obtain corresponding with the intelligent contract to be performed from block chain
Intelligent contract code cryptographic Hash.
Step S04, the intelligent contract of execution
By the intelligent contract code match in intelligent contract cryptographic Hash and intelligent contract storage server, obtain and Hash
The corresponding intelligent contract code of value, and judge that the intelligent contract code for performing is which kind of language is write, if being exactly
OPCode written in code, then directly perform, if the intelligent contract code of high level language, then compile high-level language
The intelligent contract code analysis write, the assembler language after being parsed in invocation step S01 performs intelligent contract.Performing intelligence
During energy contract, some conditions or parameter in intelligent contract can adopt external data resource.In such as intelligent contract sometimes
Between arrange, that provides the standard time and performs intelligent contract by external data, so more credible, justice.Again such as assets across
When border is concluded the business, it is desirable to provide exchange rate conversion conversion rate.Even external data module is needed to provide when intelligent contract is performed
Algorithm model.
Claims (8)
1. a kind of intelligent contract system based on block chain, it is characterised in that：Perform including OP code performing modules, contract virtual
Machine, intelligent contract module；The OP codes performing module is used to parse the content for script based on storehouse by OPCode, is formed
Corresponding operation part, so as to obtain the assembler language that the operation part is performed；The intelligent contract module is used for will intelligence
The code of contract is registered on block chain i.e. contract chain；The contract performs virtual machine to be used to receive the intelligence performed on block chain
After energy contract instruction, judge which kind of written in code the intelligent contract that will be performed is, if being exactly OPCode written in code, directly
Execution is connect, if the intelligent contract code of high level language, then by the intelligent contract code analysis of high level language, is led to
The assembler language for calling OP codes performing module to obtain is crossed, intelligent contract is performed.
2. the intelligent contract system based on block chain according to claim 1, it is characterised in that：Also include external data mould
Block, the external data module is used to perform the intelligent contract offer external data resource of virtual machine execution to contract.
3. the intelligent contract system based on block chain according to claim 1, it is characterised in that：The intelligent contract module
Also include for intelligent contract code carrying out Hash operation, cryptographic Hash is registered on block chain after Hash operation.
4. the intelligent contract system based on block chain according to claim 1, it is characterised in that：The contract performs virtual
Machine also includes the intelligent contract code match in intelligent contract code cryptographic Hash and intelligent contract storage server, obtain with
The corresponding intelligent contract code of cryptographic Hash.
5. a kind of intelligent contract implementation method based on block chain, it is characterised in that：Including as follows：
Content for script based on storehouse is parsed by OPCode, corresponding operation part is formed, so as to obtain the computing generation
The assembler language that code is performed；
The corresponding code of intelligent contract is registered on block chain；
The intelligent contract order of execution is received, intelligent contract generation corresponding with the intelligent contract to be performed is obtained from block chain
Code；
Judge that the intelligent contract code for performing is which kind of language is write, if being exactly OPCode written in code, directly perform
, if the intelligent contract code of high level language, then by the intelligent contract code analysis of high level language, pass through
The assembler language after parsing is called, intelligent contract is performed.
6. the intelligent contract implementation method based on block chain according to claim 5, it is characterised in that：Close intelligence is performed
When about, some conditions or parameter in intelligent contract can adopt external data resource.
7. the intelligent contract implementation method based on block chain according to claim 5, it is characterised in that：By intelligent contract generation
Code carries out Hash operation, and cryptographic Hash is registered on block chain.
8. the intelligent contract implementation method based on block chain according to claim 5, it is characterised in that：If on block chain
When getting intelligent contract cryptographic Hash, the intelligent contract code match in cryptographic Hash and intelligent contract storage server is obtained
The intelligent contract code corresponding with cryptographic Hash is taken, intelligent contract code is performed.
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