OtcOffer | Ethereum

codeslaw

OtcOfferSolidityv0.8.19+commit.7dd6d404

network

Ethereum

address0x2c4b131bef9d676877ae0b5b2b46914b07fb9272

deployer0xb1E8AB0a81AaDf632a653E46Caeda1593d71d143

tx last 12 months

0 txs

calls last 12 months

0 calls

10 Files

@openzeppelin

contracts

access

Ownable.sol

security

Pausable.sol

token

ERC20

IERC20.sol

extensions

IERC20Metadata.sol

IERC20Permit.sol

utils

SafeERC20.sol

utils

Address.sol

Context.sol

contracts

common

CommonEventsAndErrors.sol

core

OtcOffer.sol

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

abi

constructor

constructor(address _userSellToken, address _userBuyToken, address _fundsOwner, uint256 _offerPrice, uint8 _offerPricingToken, uint128 _minValidOfferPrice, uint128 _maxValidOfferPrice)

functions

fundsOwner

view

function fundsOwner() view returns (address)

maxValidOfferPrice

view

function maxValidOfferPrice() view returns (uint128)

minValidOfferPrice

view

function minValidOfferPrice() view returns (uint128)

OFFER_PRICE_DECIMALS

view

function OFFER_PRICE_DECIMALS() view returns (uint8)

offerPrice

view

function offerPrice() view returns (uint256)

offerPricingToken

view

function offerPricingToken() view returns (uint8)

owner

view

function owner() view returns (address)

paused

view

function paused() view returns (bool)

quote

view

function quote(uint256 sellTokenAmount) view returns (uint256 buyTokenAmount)

scalar

view

function scalar() view returns (uint256)

userBuyToken

view

function userBuyToken() view returns (address)

userBuyTokenAvailable

view

function userBuyTokenAvailable() view returns (uint256)

userSellToken

view

function userSellToken() view returns (address)

pause

nonpayable

function pause()

renounceOwnership

nonpayable

function renounceOwnership()

setFundsOwner

nonpayable

function setFundsOwner(address _fundsOwner)

setOfferPrice

nonpayable

function setOfferPrice(uint256 _offerPrice)

setOfferPriceRange

nonpayable

function setOfferPriceRange(uint128 _minValidOfferPrice, uint128 _maxValidOfferPrice)

swap

nonpayable

function swap(uint256 sellTokenAmount) returns (uint256 buyTokenAmount)

transferOwnership

nonpayable

function transferOwnership(address newOwner)

unpause

nonpayable

function unpause()

events

FundsOwnerSet

event FundsOwnerSet(address indexed fundsOwner)

OfferPriceRangeSet

event OfferPriceRangeSet(uint128 minValidOfferPrice, uint128 maxValidOfferPrice)

OfferPriceSet

event OfferPriceSet(uint256 _offerPrice)

OwnershipTransferred

event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)

Paused

event Paused(address account)

Swap

event Swap(address indexed account, address indexed fundsOwner, uint256 userSellTokenAmount, uint256 userBuyTokenAmount)

Unpaused

event Unpaused(address account)

errors

ExpectedNonZero

error ExpectedNonZero()

InvalidAddress

error InvalidAddress()

InvalidParam

error InvalidParam()

OfferPriceNotValid

error OfferPriceNotValid()

bytecode

creation bytecode

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