XERC20 | Ethereum

codeslaw

XERC20Solidityv0.8.20+commit.a1b79de6

network

Ethereum

address0x425bbf58df398d13677aa56fcd5daca02b2f2180

deployer0xa83b095cd14A89717e52718c7244885255e83223

tx last 12 months

0 txs

calls last 12 months

89 calls

16 Files

contracts

XERC20

XERC20.sol

interfaces

IXERC20.sol

openzeppelin-4-upgradeable

access

OwnableUpgradeable.sol

proxy

utils

Initializable.sol

token

ERC20

ERC20Upgradeable.sol

IERC20Upgradeable.sol

extensions

IERC20MetadataUpgradeable.sol

draft-ERC20PermitUpgradeable.sol

draft-IERC20PermitUpgradeable.sol

utils

AddressUpgradeable.sol

ContextUpgradeable.sol

CountersUpgradeable.sol

StringsUpgradeable.sol

cryptography

ECDSAUpgradeable.sol

EIP712Upgradeable.sol

math

MathUpgradeable.sol

Source: Etherscan, Smart Contract Sanctuary, or Sourcify. For more information, see our about page.

abi

constructor

constructor() payable

functions

allowance

view

function allowance(address owner, address spender) view returns (uint256)

balanceOf

view

function balanceOf(address account) view returns (uint256)

bridges

view

function bridges(address) view returns (tuple minterParams, tuple burnerParams)

burningCurrentLimitOf

view

function burningCurrentLimitOf(address _bridge) view returns (uint256 _limit)

burningMaxLimitOf

view

function burningMaxLimitOf(address _bridge) view returns (uint256 _limit)

decimals

view

function decimals() view returns (uint8)

DOMAIN_SEPARATOR

view

function DOMAIN_SEPARATOR() view returns (bytes32)

FACTORY

view

function FACTORY() view returns (address)

lockbox

view

function lockbox() view returns (address)

mintingCurrentLimitOf

view

function mintingCurrentLimitOf(address _bridge) view returns (uint256 _limit)

mintingMaxLimitOf

view

function mintingMaxLimitOf(address _bridge) view returns (uint256 _limit)

name

view

function name() view returns (string)

nonces

view

function nonces(address owner) view returns (uint256)

owner

view

function owner() view returns (address)

symbol

view

function symbol() view returns (string)

totalSupply

view

function totalSupply() view returns (uint256)

approve

nonpayable

function approve(address spender, uint256 amount) returns (bool)

burn

nonpayable

function burn(address _user, uint256 _amount)

decreaseAllowance

nonpayable

function decreaseAllowance(address spender, uint256 subtractedValue) returns (bool)

increaseAllowance

nonpayable

function increaseAllowance(address spender, uint256 addedValue) returns (bool)

initialize

nonpayable

function initialize(string _name, string _symbol, address _factory)

mint

nonpayable

function mint(address _user, uint256 _amount)

permit

nonpayable

function permit(address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s)

renounceOwnership

nonpayable

function renounceOwnership()

setBridgeLimits

nonpayable

function setBridgeLimits(address _bridge, uint256 _mintingLimit, uint256 _burningLimit)

setLockbox

nonpayable

function setLockbox(address _lockbox)

transfer

nonpayable

function transfer(address to, uint256 amount) returns (bool)

transferFrom

nonpayable

function transferFrom(address from, address to, uint256 amount) returns (bool)

transferOwnership

nonpayable

function transferOwnership(address newOwner)

events

Approval

event Approval(address indexed owner, address indexed spender, uint256 value)

BridgeLimitsSet

event BridgeLimitsSet(uint256 _mintingLimit, uint256 _burningLimit, address indexed _bridge)

Initialized

event Initialized(uint8 version)

LockboxSet

event LockboxSet(address _lockbox)

OwnershipTransferred

event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)

Transfer

event Transfer(address indexed from, address indexed to, uint256 value)

errors

IXERC20_NotFactory

error IXERC20_NotFactory()

IXERC20_NotHighEnoughLimits

error IXERC20_NotHighEnoughLimits()

IXERC20_WrongBridgeLimit

error IXERC20_WrongBridgeLimit()

bytecode

creation bytecode

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