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Modifiers

onlySystemCaller

No description
Declaration:
modifier onlySystemCaller

Functions

constructor

No description
Declaration:
function constructor(
) public Only
Modifiers:
Modifier
Only

estimateTotalFee

Estimate daily fee and free fee left.
Declaration:
function estimateTotalFee(
address from,
address to,
uint256 timestamp
) external returns (uint256 fee, uint256 freeFee, uint256 contractFee)
Modifiers: No modifiers
Args:
Arg
Type
Description
from
address
Transaction sender
to
address
Transaction receiver(if contract creation, address(0))
timestamp
uint256
Timestamp

assignTransactionReward

Assign transaction reward to miner, and emit the UsageInfo event, if the consumed fee is dailyFee or dailyFreeFee, it will only increase miner's share of the fee pool, otherwise, if the consumed fee is user's balance, it will add the fee to the fee pool and increase miner's share of the fee pool.
Declaration:
function assignTransactionReward(
address validator,
address from,
address to,
uint256 feeUsage,
uint256 freeFeeUsage,
uint256 contractFeeUsage
) external nonReentrant onlySystemCaller
Modifiers:
Modifier
nonReentrant
onlySystemCaller
Args:
Arg
Type
Description
validator
address
Block miner
from
address
Transaction sender
to
address
Transaction receiver(if contract creation, address(0))
feeUsage
uint256
dailyFee usage
freeFeeUsage
uint256
dailyFreeFee usage
contractFeeUsage
uint256
Contract fee usage

assignBlockReward

Assign block reward, and call onAssignBlockReward callback, it will split the block reward into two parts according to the minerRewardFactor, one part will be directly distributed to miners as a reward, and the other part will be added to the transaction fee pool.
Declaration:
function assignBlockReward(
address validator
) external nonReentrant onlySystemCaller
Modifiers:
Modifier
nonReentrant
onlySystemCaller
Args:
Arg
Type
Description
validator
address
Block miner

slash

Slash validator by reason
Declaration:
function slash(
address validator,
uint8 reason
) external nonReentrant onlySystemCaller
Modifiers:
Modifier
nonReentrant
onlySystemCaller
Args:
Arg
Type
Description
validator
address
Validator address
reason
uint8
Slash reason

onAfterBlock

After block callback, it only can be called by system caller
Declaration:
function onAfterBlock(
address _proposer,
address[] acValidators,
int256[] priorities
) external nonReentrant onlySystemCaller
Modifiers:
Modifier
nonReentrant
onlySystemCaller
Args:
Arg
Type
Description
_proposer
address
Proposer address
acValidators
address[]
Parameter of StakeManager.onAfterBlock
priorities
int256[]
Parameter of StakeManager.onAfterBlock

Events

UsageInfo

UsageInfo event contains the usage information of tx, it will be automatically appended to the end of the transaction log.

Params:

Param
Type
Indexed
Description
feeUsage
uint256
dailyFee usage
freeFeeUsage
uint256
dailyFreeFee usage
contractFeeUsage
uint256
Contract fee usage
balanceUsage
uint256
Transaction sender's balance usage
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Contents
Modifiers
onlySystemCaller
Functions
constructor
estimateTotalFee
assignTransactionReward
assignBlockReward
slash
onAfterBlock
Events
UsageInfo