Ethena: USDe Token | Ethereum

codeslaw

USDeEthena: USDe TokenSolidityv0.8.19+commit.7dd6d404

network

Ethereum

address0x4c9edd5852cd905f086c759e8383e09bff1e68b3

deployer0x8dE54b1cefEdeAB1766b947c7D9A9963436E8FaE

tx last 12 months

234.9k txs

calls last 12 months

3.91m calls

20 Files

contracts

USDe.sol

interfaces

IUSDeDefinitions.sol

lib

openzeppelin-contracts

contracts

access

Ownable.sol

Ownable2Step.sol

interfaces

IERC5267.sol

token

ERC20

ERC20.sol

IERC20.sol

extensions

ERC20Burnable.sol

ERC20Permit.sol

IERC20Metadata.sol

IERC20Permit.sol

utils

Context.sol

Counters.sol

ShortStrings.sol

StorageSlot.sol

Strings.sol

cryptography

ECDSA.sol

EIP712.sol

math

Math.sol

SignedMath.sol

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

abi

constructor

constructor(address admin)

functions

allowance

view

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

balanceOf

view

function balanceOf(address account) view returns (uint256)

decimals

view

function decimals() view returns (uint8)

DOMAIN_SEPARATOR

view

function DOMAIN_SEPARATOR() view returns (bytes32)

eip712Domain

view

function eip712Domain() view returns (bytes1 fields, string name, string version, uint256 chainId, address verifyingContract, bytes32 salt, uint256[] extensions)

minter

view

function minter() view returns (address)

name

view

function name() view returns (string)

nonces

view

function nonces(address owner) view returns (uint256)

owner

view

function owner() view returns (address)

pendingOwner

view

function pendingOwner() view returns (address)

renounceOwnership

view

function renounceOwnership() view

symbol

view

function symbol() view returns (string)

totalSupply

view

function totalSupply() view returns (uint256)

acceptOwnership

nonpayable

function acceptOwnership()

approve

nonpayable

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

burn

nonpayable

function burn(uint256 amount)

burnFrom

nonpayable

function burnFrom(address account, uint256 amount)

decreaseAllowance

nonpayable

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

increaseAllowance

nonpayable

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

mint

nonpayable

function mint(address to, uint256 amount)

permit

nonpayable

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

setMinter

nonpayable

function setMinter(address newMinter)

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)

EIP712DomainChanged

event EIP712DomainChanged()

MinterUpdated

event MinterUpdated(address indexed newMinter, address indexed oldMinter)

OwnershipTransferred

event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)

OwnershipTransferStarted

event OwnershipTransferStarted(address indexed previousOwner, address indexed newOwner)

Transfer

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

errors

CantRenounceOwnership

error CantRenounceOwnership()

InvalidShortString

error InvalidShortString()

OnlyMinter

error OnlyMinter()

StringTooLong

error StringTooLong(string str)

ZeroAddressException

error ZeroAddressException()

bytecode

creation bytecode

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