Provides support for dealing with EVM assembly instructions (e.g., disassembling them).

Package bloombits implements bloom filtering on batches of data.

Package rawdb contains a collection of low level database accessors.

Package state provides a caching layer atop the NEAT Blockchain state trie.

Package vm implements the Ethereum Virtual Machine.

ApplyMessage computes the new state by applying the given message against the old state within the environment.

ApplyTransaction attempts to apply a transaction to the given state database and uses the input parameters for its environment.

CanTransfer checks whether there are enough funds in the address' account to make a transfer.

DefaultGenesisBlock returns the Ethereum main net genesis block.

DefaultTestnetGenesisBlock returns the Ropsten network genesis block.

GenerateChain creates a chain of n blocks.

GenesisBlockForTesting creates and writes a block in which addr has the given wei balance.

GetHashFn returns a GetHashFunc which retrieves header hashes by number.

IntrinsicGas computes the 'intrinsic gas' for a message with the given data.

NewEVMContext creates a new context for use in the EVM.

NewHeaderChain creates a new HeaderChain structure.

NewStateProcessor initialises a new StateProcessor.

NewStateTransition initialises and returns a new state transition object.

NewTxPool creates a new transaction pool to gather, sort and filter inbound transactions from the network.

SetupGenesisBlock writes or updates the genesis block in db.

Transfer subtracts amount from sender and adds amount to recipient using the given Db.

DefaultTxPoolConfig contains the default configurations for the transaction pool.

ErrAlreadyCandidate is returned if the request address has become candidate already.

ErrBlacklistedHash is returned if a block to import is on the blacklist.

Delegation Error ErrCancelSelfDelegate is returned if the cancel delegate apply to the self address.

ErrCannotCandidate is returned if the request address belongs to Annual/SemiAnnual Supernode.

ErrCannotDelegate is returned if the request address does not have deposit balance in Annual/SemiAnnual Supernode.

ErrCannotUnbond is returned if the request address belongs to Annual/SemiAnnual Supernode.

ErrCannotUnRegister is returned if the request address belongs to Annual/SemiAnnual Supernode.

ErrCommission is returned if the request Commission value not between 0 and 100.

ErrDelegateAmount is returned if the delegate amount less than 0.

ErrExceedDelegationAddressLimit is returned if delegated address number exceed the limit.

ErrGasLimit is returned if a transaction's requested gas limit exceeds the maximum allowance of the current block.

ErrGasLimitReached is returned by the gas pool if the amount of gas required by a transaction is higher than what's left in the block.

ErrInsufficientFunds is returned if the total cost of executing a transaction is higher than the balance of the user's account.

ErrInsufficientProxiedBalance is returned if the cancellation amount of executing a transaction is higher than the proxied balance of the user's account.

ErrIntrinsicGas is returned if the transaction is specified to use less gas than required to start the invocation.

ErrInvalidSender is returned if the transaction contains an invalid signature.

ErrInvalidTx4 is returned if the tx4 has been checked during execution.

ErrKnownBlock is returned when a block to import is already known locally.

ErrMinimumRegisterAmount is returned if the request security deposit less than the minimum value.

ErrNegativeValue is a sanity error to ensure noone is able to specify a transaction with a negative value.

ErrNonceTooHigh is returned if the nonce of a transaction is higher than the next one expected based on the local chain.

ErrNonceTooLow is returned if the nonce of a transaction is lower than the one present in the local chain.

ErrNotAllowedInMainChain is returned if the transaction with main flag = false be sent to main chain.

ErrNotAllowedInSideChain is returned if the transaction with side flag = false be sent to side chain.

ErrNotCandidate is returned if the request address is not a candidate.

ErrNotOwner is returned if the Address not owner.

ErrOversizedData is returned if the input data of a transaction is greater than some meaningful limit a user might use.

ErrReplaceUnderpriced is returned if a transaction is attempted to be replaced with a different one without the required price bump.

ErrUnderpriced is returned if a transaction's gas price is below the minimum configured for the transaction pool.

ErrVoteAmountTooHight is returned if the vote amount greater than proxied amount + self amount.

Vote Error ErrVoteAmountTooLow is returned if the vote amount less than proxied delegation amount.

BlockGen creates blocks for testing.

Create Side Chain Event.

Genesis specifies the header fields, state of a genesis block.

GenesisAccount is an account in the state of the genesis block.

GenesisMismatchError is raised when trying to overwrite an existing genesis block with an incompatible one.

HeaderChain implements the basic block header chain logic that is shared by core.BlockChain and light.LightChain.

NewMinedBlockEvent is posted when a block has been imported.

PendingLogsEvent is posted pre mining and notifies of pending logs.

PendingStateEvent is posted pre mining and notifies of pending state changes.

RemovedLogsEvent is posted when a reorg happens.

RemovedTransactionEvent is posted when a reorg happens.

Start Mining Event.

StateProcessor is a basic Processor, which takes care of transitioning state from one point to another.

The State Transitioning Model A state transition is a change made when a transaction is applied to the current world state The state transitioning model does all all the necessary work to work out a valid new state root.

Stop Mining Event.

Tx3ProofDataEvent is posted when a tx3ProofData enters.

TxPool contains all currently known transactions.

TxPoolConfig are the configuration parameters of the transaction pool.

TxPreEvent is posted when a transaction enters the transaction pool.

ChainContext supports retrieving headers and consensus parameters from the current blockchain to be used during transaction processing.

Message represents a message sent to a contract.

Processor is an interface for processing blocks using a given initial state.

Validator is an interface which defines the standard for block validation.

CrossChain Callback.

DeleteCallback is a callback function that is called by SetHead before each header is deleted.

GasPool tracks the amount of gas available during execution of the transactions in a block.

GenesisAlloc specifies the initial state that is part of the genesis block.

Non-CrossChain Callback.

TxStatus is the current status of a transaction as seen by the pool.

WhCallback is a callback function for inserting individual headers.