CN109345387A - Across the chain method of commerce of block chain, across chain communication device and storage medium - Google Patents
Across the chain method of commerce of block chain, across chain communication device and storage medium Download PDFInfo
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Abstract
The present invention provides a kind of across chain method of commerce of block chain.The described method includes: sensing node collects the communication block effectively across chain transaction request in parallel chain, and the communication block of the transaction request is packaged into the verifying node that not verified new block is sent in interconnection chain；Node, the legitimacy of the data for verifying the not verified new block are verified, and the not verified new block is packaged in the block of write-in interconnection chain；Aggregators execute across the chain transaction of both parties when for passing through according to the verifying node verification.The present invention also provides across the chain communication device of one kind and storage mediums.The present invention is based on the HashNet common recognition mechanism for meeting decentralization, can be realized the value interconnection between different blocks chain network, and can solve deficiency existing for existing across chain method of commerce.
Description
Technical field
The present invention relates to block chain technical field more particularly to a kind of across the chain method of commerce of block chain, across chain communication device
And storage medium.
Background technique
With block chain technology and the fast development of application, various mutually independent blocks have currently been had already appeared
Chain network, and realize the transaction of transregional piece of chain and have become the urgent need of current block chain application.For example, current most common
Demand is the moneytary operations of transregional piece of chain, i.e., the transaction of digital cash is executed from a block chain to another block chain, thus
Realize the value circulation of each block interchain.
There is platform " locking " in existing bottom public affairs chain network.For example, Alice and Bob is mounted in respective equipment
Bit coin client, they can only transfer accounts bit coin on bit coin block chain.If they need to transfer accounts on ether mill with
Too coin can only complete mutual transfer operation by increasing installation ether mill client newly in respective equipment." platform " locking
It is very inconvenient using public chain that problem causes user to switch, and significantly reduces user experience.In addition, user is in order to simultaneously
Using a plurality of public platform chain, computing capability and the high hardware device of storage capacity are needed to configure, pays high expense thus.
For the demand traded across chain, industry and academia propose some preliminary solutions, main at present
Across chain technology includes three kinds: notary's mechanism, side chain/relaying, Hash locking.Notary's mechanism refers to by one group of believable node
Whether occur as particular event of the notary on the node verification chain Y of chain X.Typical notary's mechanism includes auspicious wave experiment
The Interledger that room proposes.If chain X is able to verify that the data from chain Y, chain X is referred to as side chain.Side chain is usually with anchoring
Based on token on certain former chain, other block chains can be then individually present.At present side chain be difficult to accomplish to establish on it across
Chain
Intelligent contract, so being difficult to realize various financial functions, this is exactly existing block chain in stock, bond, spin-off
The reason of equal fields are not yet made progress.More famous bit coin side chain be ConsenSys BTC Relay,
The element chain that Rootstock and BlockStream is released, the side chain of non-bit coin includes Lisk and Asch.Relaying technique be by
Token on original chain is transferred in the former chain address of similar multi-signature control, is temporarily locked to it, on relaying chain
Transaction results will be chosen in a vote whether it comes into force by these signers.Typical relaying technique includes Polkadot, COSMOS.It breathes out
Uncommon locking is a kind of to allow recipient to prove at the cryptographic Hash value of payment in previous existence at the time of some agreement by time lock
Come complete transaction mechanism, earliest originate from lightning network.However the function that Hash locking is supported is fewer, can support across chain
Exchange of assets, most of scene can support pledge, but not support across chain assets transfer and contract.
Chinese patent CN201710232528.5 discloses across the chain mutual operation method between a kind of block chain.This method is
Across the chain exchange of assets for supporting two participants is realized using Hash locking and elliptic curve encryption algorithm based on intelligent contract, to multiple
Participant's transaction does not have universality.Chinese patent CN201710580217.8 discloses a kind of across chain number credits transaction
Method, this method is applied to specific area, for this process of guarantee transaction, is carried out between two different license chains.In
State patent CN 20170582562.5 describes a kind of different across chain transaction technologies permitted between chain, the technology specific application
Between two license chains.
It can be seen from the above, there are many limitations, such as the transaction of support in practical applications in existing across chain method of commerce
Function limitation, counterparty's limited amount etc..
Summary of the invention
In view of the foregoing, it is necessary to a kind of across the chain method of commerce of block chain, across chain communication device and storage medium are provided,
Based on the HashNet common recognition mechanism for meeting decentralization, the value interconnection between different blocks chain network can be realized, and can solve
Deficiency existing for certainly existing across chain method of commerce.
A kind of across chain method of commerce of block chain, which comprises
Sensing node in first parallel chain monitors the block information for judging whether to have transaction request in the first parallel chain；
If there is the block information of transaction request, the sensing node in the first parallel chain beats the block information of the transaction request
It wraps in not verified new block, and is sent to the verifying node of HashNet interconnection chain；
The verifying node of HashNet interconnection chain receives the not verified new district block message, believes the not verified new block
Breath carries out the legitimacy of verify data；
If verification result is that the not verified new block is legal, HashNet interconnects the verifying node of chain according to the new block
Information generates the first intelligent contract of the transaction request of the user a corresponded in first parallel chain, and it is mutual that HashNet is written
Join in the block in chain；
Judge to close in the block in HashNet interconnection chain with the presence or absence of the second intelligence to match with the first intelligent contract
About, the described second intelligent contract corresponds to the transaction request of the user b in the second parallel chain；
The intelligent contract to match if it exists, the verifying node of HashNet interconnection chain, which generates two events, to be proved, is respectively
" the token A_tokens of the first parallel chain to be exchanged is transferred in the correspondence token account of user b " and will be " to be exchanged
The token B_tokens of second parallel chain is transferred in the correspondence token account of user a "；
The aggregators of the aggregators of first parallel chain and the second parallel chain execute across chain exchange of assets.
Preferred embodiment according to the present invention, wherein the fusion section of the aggregators of first parallel chain and the second parallel chain
Point executes across chain exchange of assets
Token A_tokens in first parallel chain is exchanged by the aggregators of the first parallel chain using across chain prophesy machine
Token H_tokens on the HashNet interconnection chain of corresponding number, is sent to the aggregators of the second parallel chain；
The aggregators of second parallel chain convert the H_tokens of the corresponding number received according to across chain prophesy machine Oracle
It changes the token B_tokens of the second parallel chain of corresponding number into and is sent to user b.
Preferred embodiment according to the present invention, the verifying node are flat first according to the not verified new block
Whether the confirmation number in row chain is legal come the data for judging the not verified new block, if described not verified
Confirmation number of the new block in the first parallel chain is no less than preset times, then assert that the data of the not verified new block are closed
Method.
Preferred embodiment according to the present invention, the HashNet interconnection chain are the publicly-owned link network based on HashNet common recognition mechanism
Network.
Preferred embodiment according to the present invention, first parallel chain or the second parallel chain are bit coin or ether mill.
Preferred embodiment according to the present invention, the method also includes:
Its token A_tokens is sent to the aggregators of the first parallel chain by the user c in the first parallel chain；
The sensing node of first parallel chain listens to the block information comprising this transaction of user c, by the information of the block
It is bundled in not verified new block, and gives the HashNet verifying node of interconnection chain；
After the verifying node of HashNet interconnection chain receives the block information, to the legitimacies of the data of the block information into
Row；
A_tokens is exchanged into the token H_ on the HashNet interconnection chain of corresponding number by the aggregators of the first parallel chain
Then these H_tokens are sent to the aggregators of the second parallel chain by tokens；
HashNet interconnects the aggregators of verifying the first parallel chain of node verification of chain to the aggregators of the second parallel chain
Transmission transaction it is whether effective, if effectively, sending transaction according to described and generating new district block message write-in HashNet interconnection chain
In block；
The aggregators of second parallel chain by the H_tokens of the corresponding number received be exchanged into corresponding number it is second flat
The token B_tokens of row chain is simultaneously sent to user d.
Across the chain communication device of one kind, across the chain communication device for the transaction communications between different parallel chains, it is multiple not
With parallel chain respectively with one based on HashNet common recognition mechanism interconnection chain communicate to connect, across the chain communication device be independently of
The virtual overlay network structure of the parallel chain and the interconnection chain, comprising:
Sensing node, for collecting the communication block effectively across chain transaction request in parallel chain, and by the transaction
The communication block of request is packaged into the verifying node that not verified new block is sent in interconnection chain；
Node, the legitimacy of the data for verifying the not verified new block are verified, and is not tested described
The new block of card is packaged in the block of write-in interconnection chain；
Aggregators execute across the chain transaction of both parties when for passing through according to the verifying node verification.
Preferred embodiment according to the present invention, the transaction is selected from one of following: exchange of assets, assets transfer, assets
Mortgage.
Preferred embodiment according to the present invention, the parallel chain are bit coin or ether mill.
A kind of computer readable storage medium, the computer-readable recording medium storage has at least one instruction, described
At least one instruction realizes across the chain method of commerce of block chain described in any embodiment when being executed by processor.
From the above technical scheme, the operation for interconnecting chain is based on HashNet common recognition mechanism, itself being also one has
The publicly-owned chain of decentralization attribute solves the problems, such as " platform " locking to interconnect chain as unified entrance.
In addition, being realized as independent one layer of Overlay across chain communication module using interconnection chain relaying chain technology, guarantee
Across chain operation independence can be multiplexed the other function interconnected on chain again simultaneously, reduce across chain function cost of implementation.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the applied environment figure for realizing preferred embodiment of the block chain across chain method of commerce of the invention.
Fig. 2 is the functional block diagram of the preferred embodiment of the invention across chain communication device.
Fig. 3 is the flow chart of preferred embodiment of the block chain across chain method of commerce of the present invention.
Fig. 4 is the flow chart of the exchange of assets of preferred embodiment of the block chain across chain method of commerce of the present invention.
Fig. 5 is the flow chart of the assets transfer of preferred embodiment of the block chain across chain method of commerce of the present invention.
Fig. 6 is to realize that the electronic equipment of the block chain across chain method of commerce is preferably implemented at least one example of the invention
The structural schematic diagram of example.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work
It encloses.
Description and claims of this specification and term " first " in above-mentioned attached drawing, " second " and " third " etc. are
For distinguishing different objects, not for description particular order.In addition, term " includes " and their any deformations, it is intended that
Non-exclusive include in covering.Such as the process, method, system, product or equipment for containing a series of steps or units do not have
It is defined in listed step or unit, but optionally further comprising the step of not listing or unit, or optionally further comprising
For the intrinsic other step or units of these process, methods, product or equipment.
As shown in Figure 1, Fig. 1 is the realization preferred embodiment of the invention based on block chain across chain method of commerce using ring
Border figure.Across the chain transaction system of block chain includes publicly-owned chain network 1 and multiple access public affairs based on HashNet common recognition mechanism
There is the block chain network 2 of chain network.To simplify expression, such as call in the following text
The publicly-owned chain network 1 is that HashNet interconnects chain 1, and block chain network 2 is parallel chain 2.Wherein, the HashNet
The node role of interconnection chain includes the full node of full node and part.The network architecture of the block across chain transaction system includes full section
The full meshed network of spot net and part.Wherein full node constitutes full meshed network, and the full node in part and parallel chain collectively form office
The full meshed network in portion.The full node in part is the fragment network that HashNet interconnects chain, constitutes the full meshed network in the part
Internal subnet, the parallel chain constitutes the foreign subnet of the full meshed network in the part.
HashNet is using layering fragment common recognition mechanism.Node in upper layer network is known as full node (full node), main
Being responsible for the foundation of lower layer's fragment network, the recombination of lower layer's fragment network, new part, node is added entirely, the full node in part exits,
It is not involved in global common recognition, is also not involved in book keeping operation, this avoids the risks of forming properties bottleneck, greatly improve transaction and handle up
Amount.Node in lower layer's fragment network is known as the full node (local full node) in part, forms each fragment, carries out in piece
Transaction is reached common understanding, it is ensured that every transaction is only handled by a specific fragment, avoids dual payment, different with passing through between time slice
Step mechanism synchronizes the common recognition in each as a result, possessing global account book to reach the full node in each part.The present invention is based on
HashNet common recognition mechanism, enables to across the chain transaction system of block chain to meet decentralization attribute.
The full meshed network includes multiple full nodes, and the multiple full node can fulfil different responsibilities according to demand.
The multiple full node includes one or more full nodes of notarization for having notarization ability.In some embodiments, the notarization
Full node needs the HashNet interconnection chain token of mortgage (freezing) predetermined quantity, to fulfil its notarization duty as the notarization node
The guarantee of duty.
The foreign subnet includes multiple and different parallel chain.The parallel chain can be various well known block chain networks,
For example, bit coin (BTC), ether mill (ETH) etc..Existing block chain network is limited to platform locking problem, such as bit coin
Transaction can only be traded by bit coin transacting customer end, and the transaction of ether coin can only be carried out by ether mill client.This
Full meshed network is triggered the transaction between different parallel chains as the relaying chain between different parallel chains by application, so as to
Solve the problems, such as platform locking.
In order to realize across the chain transaction of block chain, the application provides a kind of across chain communication device, and across the chain communication device is
Superposition (overlay) network on physical layer network is one layer of individual virtual network framework, therefore, there is no need to physics
Layer network does any adaptation.Shown in referring to Figure 2 together, for the function mould of the preferred embodiment of across the chain communication device 3 of the present invention
Block figure.Across the chain communication device 3 includes, but are not limited to sensing node 31, verifying node 32 and aggregators 33.The sense
Know that node 31, verifying node 32 and the aggregators 33 can both be realized by hardware such as computer, routing, gateways, it can also
It is realized in a manner of being soft or hard combination, as long as the function that each node that can be realized above-mentioned elaboration should have.Its
In by software realization when, performed by processor and can can complete the series of computation machine journey of fixed function to be a kind of
Sequence section, storage is in memory.Function about each node will be described in detail in subsequent embodiment.
Wherein sensing node 31 is deployed on parallel chain, effectively logical across chain transaction request for collecting in parallel chain
Believe that block, the sensing node 31 can run a full node on parallel chain to execute new block and be packaged, in similar PoW
Miner.Specifically, the sensing node 31 monitors the block information for the transaction request initiated on parallel chain, and the transaction is asked
The block information asked is bundled in not verified new block, is sent to the verifying node.
The notarization node of the corresponding HashNet interconnection chain of verifying node 32, for verifying the comunication area from parallel chain
The legitimacy of the data of block, and new block is packaged inside HashNet interconnection chain.Specifically, the verifying node 32 is used
In the not verified new block that reception is sent from sensing node, then the not verified new block is verified.
In exchange of assets scene, the verifying node issues not in the sensing node to the parallel chain where both parties
After the new block of verifying is verified, intelligent contract is generated respectively and is written in the block of the interconnection chain, and in the intelligence of both sides
When contract matches, generating two parts of events is proved, is respectively sent to the aggregators of the parallel chain where both parties, with notice
The aggregators of parallel chain where both parties execute transaction.In assets transfer scene, the verifying node is in assets transfer
The aggregators of parallel chain where side by assets be exchanged into the token of corresponding HashNet interconnection chain and by HashNet it is mutual
Join chain to send
To the parallel chain where assets assignee aggregators when, verify both parties transmission transaction it is whether effective,
The aggregators of parallel chain when verifying effective where notice assets assignee execute assets transfer.
When the legitimacy for verifying 32 verify data of node, the validity of transaction or reliability, any suitable can be used
Common recognition mechanism verification method, such as enough proof of work or the signature of enough verifiers etc..
33 aggregators of aggregators are equivalent to the gateway between parallel chain and HashNet interconnection chain, in institute
State verifying node verification both parties transaction it is effective when, execute the transaction of both parties.The transaction of the both parties includes,
But it is not limited to, exchange, transfer, mortgage of assets etc.." transaction " is meant that: an account on the first parallel chain is logical
Certain mode is crossed, a part of assets of itself are converted into unique interconnection chain token of quantity equity, and the interconnection after conversion
Chain token is then converted into the process of the assets of another account on the second parallel chain.
It include two queues on each aggregators, the transaction for handling the transaction across chain entrance respectively and going out.In addition, melting
It closes and needs to configure the token of corresponding parallel chain on node, and can be realized across chain prophesy machine (Oracle).
Above-mentioned across chain prophesy machine (Oracle) refers to and provides outside chain-of-trust data for block chain intelligence contract to trigger intelligence
The data source that contract smoothly executes, it is efficiently and cheap, because of the case where it will avoid the overlapping of common recognition mechanism from using.Stator channel will
It is integrated, to promote privacy and extendible capacity.Token in channel can use completely reliable, accessible prophesy machine
The intelligent contract of answer is transmitted.Contract code or state will not be on chain and store, and intelligent contract is made to be easier to analyze,
Processing speed is accelerated, and actual functional capability can't significantly be lost.
As shown in figure 3, being flow chart of the block chain across chain method of commerce of the present invention.The flow chart according to different requirements,
The sequence of middle step can change, and certain steps can be omitted.
Step 301, sensing node is monitored in parallel chain collects communication block effectively across chain transaction request, and by institute
The communication block for stating transaction request is packaged into the verifying node that not verified new block is sent in interconnection chain.
In one embodiment, user a initiates transaction request T1 in the first parallel chain A, wanting token to be exchanged
A_tokens is sent to multi-signature account of the HashNet interconnection chain on the first parallel chain A, and the transaction request is in the first parallel chain
By repeatedly confirmation in A.In some embodiments, the transaction request triggers the perception section after pre-determined number confirms
Point, so that the sensing node in the first parallel chain A listens to the block information of transaction request T1.In some implementations
In example, the transaction request is written after pre-determined number confirms in the block in the first parallel chain A, the first parallel chain A
In sensing node execute the monitoring by monitoring the untreated transaction request in the block in the first parallel chain A.
Step 302, the legitimacy of the data of not verified new block described in the verifying node verification, and do not tested described
The new block of card is packaged in the block of write-in interconnection chain.
When the legitimacy for verifying 32 verify data of node, the validity of transaction or reliability, any suitable can be used
Common recognition mechanism verification method, such as enough proof of work or the signature of enough verifiers etc..
In one embodiment, when the user a in the first parallel chain A initiates transaction request, the token A- to be traded
Tokens is sent in the multi-signature account of HashNet interconnection chain, and the transaction request is in the first parallel chain A by repeatedly signature
After confirmation, transmitted by the sensing node to the verifying node, the verifying node judges the not verified new district
Whether block is repeatedly confirmed in parallel chain.If so, determining that the not verified new block is legal, if it is not, then determining that this is not tested
The new block of card is illegal.
Step 303, the aggregators it is described verifying node verification result be it is legal when, execute both parties across
Chain transaction.
In some embodiments, the transaction can be exchange of assets, assets transfer, pledge.
Such as it is wrapped in exchange of assets scene, the block that the not verified new block is packaged to write-in interconnection chain
It includes:
Verify the friendship that node generates the user a corresponded in the first parallel chain according to the not verified new block
The intelligent contract of first easily requested, and be written in the block in HashNet interconnection chain；
Judge to close in the block in HashNet interconnection chain with the presence or absence of the second intelligence to match with the first intelligent contract
About, the described second intelligent contract corresponds to the transaction request of the user b in the second parallel chain；
The intelligent contract to match if it exists, the verifying node of HashNet interconnection chain, which generates two events, to be proved, is respectively
" the token A_tokens of the first parallel chain to be exchanged is transferred in the correspondence token account of user b " and will be " to be exchanged
The token B_tokens of second parallel chain is transferred in the correspondence token account of user a "；
Across the chain transaction for executing both parties includes: in aggregators and the second parallel chain in the first parallel chain
Corresponding token is sent in the correspondence token account of user a and user b by aggregators respectively.
Such as in assets transfer scene, the aggregators of the first parallel chain are by the token A_tokens in the first parallel chain
Then it is flat to be sent to second by the token H_tokens being exchanged on the HashNet interconnection chain of corresponding number by these H_tokens
The aggregators of row chain；HashNet interconnects the aggregators of verifying the first parallel chain of node verification of chain to the second parallel chain
Whether the transmission transaction of aggregators is effective, if effectively, being traded according to the transmission, it is mutual to generate new district block message write-in HashNet
In the block for joining chain；The H_tokens of the corresponding number received is exchanged into the of corresponding number by the aggregators of the second parallel chain
The token B_tokens of two parallel chains and the user d being sent in the second parallel chain.
Such as the user e in pledge scene, the first parallel chain A sends token A_tokens to be mortgaged to
Aggregators in first parallel chain A, after the sensing node in the first parallel chain A listens to the block information of the transaction, institute
The communication block for stating transaction request is packaged into the verifying node that not verified new block is sent in interconnection chain, the verifying node
The legitimacy of the data of the not verified new block is verified, and the not verified new block is packaged to the area of write-in interconnection chain
In block；Token A_tokens in first parallel chain is exchanged into the HashNet of corresponding number by the aggregators of the first parallel chain
The token H_tokens on chain is interconnected, then these H_tokens are sent to the aggregators of the second parallel chain；HashNet
Interconnect chain verifying the first parallel chain of node verification aggregators from aggregators to the second parallel chain transmission
It whether effective trades, if effectively, HashNet interconnection chain is written according to the transaction generation new district block message that sends
In block；The aggregators of second parallel chain by the H_tokens of the corresponding number received be exchanged into corresponding number it is second parallel
The hypothecated account being sent in the second parallel chain after the token B_tokens of chain carries out freezing to handle.
It is further described by taking exchange of assets and assets transfer as an example as follows.
As shown in figure 4, being the flow chart of exchange of assets of the block chain across chain method of commerce of the present invention.According to different need
It asks, the sequence of step can change in the flow chart, and certain steps can be omitted.
Step 401, the sensing node in the first parallel chain monitors the area for judging whether to have transaction request in the first parallel chain
Block message
If so, 402 are then entered step, if it is not, then continuing to monitor.
In one embodiment, user a initiates transaction request T1 in the first parallel chain A, wanting token to be exchanged
A_tokens is sent to multi-signature account of the HashNet interconnection chain on the first parallel chain A, and the transaction request is in the first parallel chain
By repeatedly confirmation in A.In some embodiments, the transaction request triggers the perception section after pre-determined number confirms
Point, so that the sensing node in the first parallel chain A listens to the block information of transaction request T1.In some implementations
In example, the transaction request is written after pre-determined number confirms in the block in the first parallel chain A, the first parallel chain A
In sensing node execute the monitoring by monitoring the untreated transaction request in the block in the first parallel chain A.
Step 402, the block information of the transaction request is bundled to not verified new by the sensing node in the first parallel chain A
In block, and it is sent to the verifying node of HashNet interconnection chain；
Step 403, the verifying node that HashNet interconnects chain receives the not verified new district block message, not verified to this
The legitimacy of new district block message progress verify data；
In one embodiment, when the user a in the first parallel chain A initiates transaction request, the token A- to be traded
Tokens is sent in the multi-signature account of HashNet interconnection chain, and the transaction request is in the first parallel chain A by repeatedly signature
After confirmation, is transmitted by the sensing node to the verifying and save
Point, the verifying node judge whether the not verified new block is repeatedly confirmed in parallel chain.If so,
Determine that the not verified new block is legal, if it is not, then determining that the not verified new block is illegal.
If verification result is that the not verified new block is legal, 402 are entered step, if it is not, then process terminates.
Step 404, the verifying node that HashNet interconnects chain is generated according to the new district block message corresponds to described first in parallel
The intelligent contract of the first of the transaction request of user a in chain, and be written in the block in HashNet interconnection chain.
Step 405, judge in the block in HashNet interconnection chain with the presence or absence of the to match with the first intelligent contract
Two intelligent contracts, the described second intelligent contract correspond to the transaction request of the user b in the second parallel chain；
If it exists, 406 are entered step, if it is not, then process terminates.
In some embodiments, the second intelligent contract to match if it does not exist with the first intelligent contract waits second flat
When the transaction request that the transaction request that the user b in row chain B originates from the user a matches, in the second parallel chain B
After sensing node listens to the block information of the transaction, the communication block of the transaction request is packaged into not verified new district
Block be sent to interconnection chain in verifying node, it is described verifying node verification described in not verified new block data legitimacy,
Then the second intelligence that the transaction request of the user b corresponded in second parallel chain is generated according to the new district block message is closed
About, due to having existed the be previously generated first intelligent contract in HashNet interconnection chain, so as to accordingly generate two events
Prove, be respectively " the token A_tokens of the first parallel chain to be exchanged is transferred in the correspondence token account of user b " and
By " the token B_tokens of the second parallel chain to be exchanged is transferred in the correspondence token account of user a ".
Step 406, the verifying node that HashNet interconnects chain, which generates two events, to be proved, is " by be exchanged first respectively
The token A_tokens of parallel chain is transferred in the correspondence token account of user b " and by the " token of the second parallel chain to be exchanged
B_tokens is transferred in the correspondence token account of user a ".
Step 407, the aggregators of the aggregators of the first parallel chain and the second parallel chain execute across chain money
Produce exchange.
The aggregators of the aggregators of first parallel chain A and the second parallel chain B read its queuing message of joining the team respectively, and
Corresponding token is sent in the correspondence token account of user a and user b.At this point, across chain exchange of assets is completed.
As shown in figure 5, being the flow chart of assets transfer of the block chain across chain method of commerce of the present invention.According to different need
It asks, the sequence of step can change in the flow chart, and certain steps can be omitted.
Step 501, the sensing node in the first parallel chain monitors the area for judging whether to have transaction request in the first parallel chain
Block message
Its token A_tokens is sent to the aggregators of the first parallel chain A by the user c in the first parallel chain A, and first
The sensing node of parallel chain can execute by monitoring outputting and inputting for the aggregators and monitor the transaction.
Step 502, the block information of the transaction request is bundled to not verified new by the sensing node in the first parallel chain A
In block, and it is sent to the verifying node of HashNet interconnection chain.
Step 503, after the verifying node that HashNet interconnects chain receives the block information, to the data of the block information
Legitimacy is verified.
Legitimate verification therein is similar with step 403, and this will not be repeated here.
Step 504, the token A_tokens in the first parallel chain is exchanged into corresponding number by the aggregators of the first parallel chain
These H_tokens, are then sent to the fusion section of the second parallel chain by the token H_tokens on the HashNet interconnection chain of amount
Point；
Step 505, HashNet interconnects the aggregators of verifying the first parallel chain of node verification of chain to the second parallel chain
Whether the transmission transaction of aggregators is effective.
Whether transaction therein effectively is verified can also be verified using the confirmation number of similar step 403, can also be with
Using any other suitable verification method, this will not be repeated here.
If effectively, 506 are entered step, if it is not, process terminates.
Step 506, the verifying node that HashNet interconnects chain is traded according to the transmission generates new block letter
In the block of breath write-in HashNet interconnection chain；
Step 507, the H_tokens of the corresponding number received is exchanged into corresponding number by the aggregators of the second parallel chain
The second parallel chain token B_tokens and the user d that is sent in the second parallel chain.
So far, the assets transfer of the user c in the first parallel chain A is to the user d in the second parallel chain B.
Through the above embodiments of the present invention, the operation that the present invention interconnects chain is based on HashNet common recognition mechanism, itself
It is the publicly-owned chain with decentralization attribute, to interconnect chain as unified entrance, solves the problems, such as " platform " locking.This
Outside, across chain communication module is realized as independent one layer of Overlay using interconnection chain relaying chain technology, ensure that across chain operation
Independence can be multiplexed the other function on interconnection chain again simultaneously, reduce across chain function cost of implementation.Block chain of the invention across
Chain method of commerce, system allow multi transaction, can be used for a variety of different transaction scenes, can solve existing across chain transaction
The bottleneck problem of system.
As shown in fig. 6, to execute the structural schematic diagram of the computer installation 5 of the method in above-described embodiment.The calculating
Machine device 5 includes, but are not limited to: at least one processor 51, at least one processor 52, at least one communication device 53 with
And at least one communication bus.Wherein, the communication bus is for realizing the connection communication between these components.
The computer installation 5 be it is a kind of can according to the instruction for being previously set or store, it is automatic carry out numerical value calculate with/
Or the equipment of information processing, hardware include but is not limited to microprocessor, specific integrated circuit (Application
Specific Integrated Circuit, ASIC), programmable gate array (Field- Programmable Gate
Array, FPGA), digital processing unit (Digital Signal Processor, DSP), embedded device etc..The computer
Device 5 may also include the network equipment and/or user equipment.Wherein, the network equipment includes but is not limited to single network service
Device, the server group of multiple network servers composition or based on cloud computing (Cloud Computing) by a large amount of hosts or net
The cloud that network server is constituted, wherein cloud computing is one kind of distributed computing, consisting of a loosely coupled set of computers
One super virtual computer.
The computer installation 5, which may be, but not limited to, any one, to pass through keyboard, touch with user
The modes such as plate or voice-operated device carry out the electronic product of human-computer interaction, for example, tablet computer, smart phone, individual
Digital assistants (Personal Digital Assistant, PDA), intellectual wearable device, picture pick-up device, monitoring device etc.
Terminal.
Network locating for the computer installation 5 includes, but are not limited to internet, wide area network, Metropolitan Area Network (MAN), local area network, void
Quasi- dedicated network (Virtual Private Network, VPN) etc..
Wherein, the communication device can be wired sending port, or and wireless device is traditional thread binding for example including day
It sets, for carrying out data communication with other equipment.
The memory 51 is for storing program code.The memory 51, which can be, does not have physical form in integrated circuit
The circuit with store function, such as RAM (Random-Access Memory, random access memory), FIFO (First In
First Out) etc..Alternatively, the memory is also possible to the memory with physical form, such as memory bar, TF card
(Trans-flash Card), smart media card (smart media card), safe digital card (secure digital
Card), storage facilities such as flash memory cards (flash card) etc..
The processor 52 may include one or more microprocessor, digital processing unit.The processor can call
The program code stored in the memory is to execute relevant function；For example, modules described in Fig. 3 are stored in and deposit
The program code of reservoir, and as performed by the processor, to realize a kind of across chain method of commerce of block chain.The processor is again
Claim central processing unit (CPU, Central Processing Unit), is one piece of ultra-large integrated circuit, is arithmetic core
(Core) and control core (Control Unit).
The embodiment of the present invention also provides a kind of computer readable storage medium, is stored thereon with computer instruction, the finger
It enables when being included that one or more processors execute, executes the financing equipment based on block chain such as embodiment of the method institute above
Across the chain method of commerce of block chain stated.
The characteristic means of present invention mentioned above can be realized by integrated circuit, and control above-mentioned of realization
Function of the block chain across chain method of commerce described in embodiment of anticipating.
Function achieved by across the chain method of commerce of block chain described in any embodiment can be transferred through this
The integrated circuit of invention is installed in the electronic equipment, plays the electronic equipment described in any embodiment
Function achieved by across the chain method of commerce of block chain, this will not be detailed here.
It should be noted that for the various method embodiments described above, for simple description, therefore, it is stated as a series of
Combination of actions, but those skilled in the art should understand that, the present invention is not limited by the sequence of acts described because
According to the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know
It knows, the embodiments described in the specification are all preferred embodiments, and related actions and modules is not necessarily of the invention
It is necessary.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed device, it can be by another way
It realizes.For example, the apparatus embodiments described above are merely exemplary, such as the division of the unit, it is only a kind of
Logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine or can
To be integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Coupling, direct-coupling or communication connection can be through some interfaces, the indirect coupling or communication connection of device or unit,
It can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in various embodiments of the present invention can integrate in one processing unit, it can also
To be that each unit physically exists alone, can also be integrated in one unit with two or more units.It is above-mentioned integrated
Unit both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and as independent product pin
It sells or in use, can store in a computer readable storage medium.Based on this understanding, of the invention
Technical solution substantially all or part of the part that contributes to existing technology or the technical solution can be in other words
It is expressed in the form of software products, which is stored in a storage medium, including some instructions are used
So that a computer equipment (can be personal computer, server or network equipment etc.) executes each embodiment of the present invention
The all or part of the steps of the method.And storage medium above-mentioned includes: USB flash disk, read-only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic or disk etc. are various
It can store the medium of program code.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the range for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of across chain method of commerce of block chain, which is characterized in that the described method includes:
Sensing node in first parallel chain monitors the block information for judging whether to have transaction request in the first parallel chain；
If there is the block information of transaction request, the block information of the transaction request is bundled to by the sensing node in the first parallel chain
In not verified new block, and it is sent to the verifying node of HashNet interconnection chain；
HashNet interconnection chain verifying node receive the not verified new district block message, to the not verified new district block message into
The legitimacy of row verify data；
If verification result is that the not verified new block is legal, HashNet interconnects the verifying node of chain according to the new district block message
The first intelligent contract of the transaction request of the user a corresponded in first parallel chain is generated, and HashNet interconnection chain is written
In block in；
Judge to whether there is the second intelligent contract to match with the first intelligent contract in the block in HashNet interconnection chain,
Described second intelligent contract corresponds to the transaction request of the user b in the second parallel chain；
The intelligent contract to match if it exists, the verifying node of HashNet interconnection chain, which generates two events, to be proved, being respectively " will
The token A_tokens of first parallel chain to be exchanged is transferred in the correspondence token account of user b " and by " to be exchanged second
The token B_tokens of parallel chain is transferred in the correspondence token account of user a "；
The aggregators of the aggregators of first parallel chain and the second parallel chain execute across chain exchange of assets.
2. across the chain method of commerce of block chain as described in claim 1, which is characterized in that the wherein fusion of first parallel chain
The aggregators of node and the second parallel chain execute across chain exchange of assets
Token A_tokens in first parallel chain is exchanged into correspondence using across chain prophesy machine by the aggregators of the first parallel chain
Token H_tokens on the HashNet interconnection chain of quantity, is sent to the aggregators of the second parallel chain；
The H_tokens of the corresponding number received is exchanged by the aggregators of the second parallel chain according to across chain prophesy machine Oracle
The token B_tokens of second parallel chain of corresponding number is simultaneously sent to user b.
3. across the chain method of commerce of block chain as described in claim 1, which is characterized in that the verifying node is not tested according to described
Whether confirmation number of the new block of card in the first parallel chain be legal come the data for judging the not verified new block, if institute
It states confirmation number of the not verified new block in the first parallel chain and is no less than preset times, then assert the not verified new district
The data of block are legal.
4. across the chain method of commerce of block chain as described in claim 1, which is characterized in that HashNet interconnection chain be based on
The publicly-owned chain network of HashNet common recognition mechanism.
5. across the chain method of commerce of block chain as described in claim 1, which is characterized in that first parallel chain or second is in parallel
Chain is bit coin or ether mill.
6. across the chain method of commerce of block chain as described in claim 1, which is characterized in that the method also includes:
Sensing node in first parallel chain monitors the block information for judging whether to have transaction request in the first parallel chain；
When listening to the block information of transaction request, sensing node in the first parallel chain A is by the block information of the transaction request
It is bundled in not verified new block, and is sent to the verifying node of HashNet interconnection chain；
After the verifying node of HashNet interconnection chain receives the block information, the legitimacy of the data of the block information is tested
Card；
If the data of the block information are legal, A_tokens is exchanged into corresponding number by the aggregators of the first parallel chain
HashNet interconnects the token H_tokens on chain, then these H_tokens are sent to the aggregators of the second parallel chain；
HashNet interconnect chain verifying the first parallel chain of node verification aggregators from aggregators to the second parallel chain hair
It delivers easily whether effectively, if effectively, according to the block for sending transaction and generating new district block message write-in HashNet interconnection chain
In；
The H_tokens of the corresponding number received is exchanged into the second parallel chain of corresponding number by the aggregators of the second parallel chain
Token B_tokens and be sent to user d.
7. a kind of across chain communication device, which is characterized in that transaction of across the chain communication device between different parallel chains is logical
Letter, multiple and different parallel chains are communicated to connect with an interconnection chain based on HashNet common recognition mechanism respectively, across the chain communication device
For the virtual overlay network structure independently of the parallel chain and the interconnection chain, comprising:
Sensing node, for collecting the communication block effectively across chain transaction request in parallel chain, and by the transaction request
Communication block be packaged into not verified new block be sent to interconnection chain in verifying node；
Verify node, the legitimacy of the data for verifying the not verified new block, and by the not verified new block
It is packaged in the block of write-in interconnection chain；
Aggregators execute across the chain transaction of both parties when for passing through according to the verifying node verification.
8. across chain communication device as claimed in claim 7, which is characterized in that the transaction is selected from one of following: assets
Exchange, assets transfer, pledge.
9. across chain communication device as claimed in claim 7, which is characterized in that the parallel chain is bit coin or ether mill.
10. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage has at least one
Instruction, at least one described instruction realize across the chain friendship of block chain as described in any one of claims 1 to 6 when being executed by processor
Easy method.
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