Overview
ETH Balance
0 ETH
Eth Value
$0.00More Info
Private Name Tags
ContractCreator
Latest 25 from a total of 523 transactions
Transaction Hash |
Method
|
Block
|
From
|
To
|
Value | ||||
---|---|---|---|---|---|---|---|---|---|
Buy Tokens | 18696535 | 217 days ago | IN | 0 ETH | 0.00529425 | ||||
Buy Tokens | 18696343 | 217 days ago | IN | 0 ETH | 0.00811229 | ||||
Buy Tokens | 18696059 | 217 days ago | IN | 0 ETH | 0.00603255 | ||||
Buy Tokens | 18696022 | 217 days ago | IN | 0 ETH | 0.00549551 | ||||
Buy Tokens | 18696019 | 217 days ago | IN | 0 ETH | 0.00799222 | ||||
Buy Tokens | 18695707 | 217 days ago | IN | 0 ETH | 0.00805893 | ||||
Buy Tokens | 18695649 | 217 days ago | IN | 0 ETH | 0.00722576 | ||||
Buy Tokens | 18695444 | 217 days ago | IN | 0 ETH | 0.00895747 | ||||
Buy Tokens | 18695265 | 217 days ago | IN | 0 ETH | 0.00617929 | ||||
Buy Tokens | 18694751 | 217 days ago | IN | 0 ETH | 0.00605242 | ||||
Buy Tokens | 18694685 | 217 days ago | IN | 0 ETH | 0.00616191 | ||||
Buy Tokens | 18694509 | 217 days ago | IN | 0 ETH | 0.00755281 | ||||
Buy Tokens | 18694478 | 217 days ago | IN | 0 ETH | 0.00790286 | ||||
Buy Tokens | 18694269 | 217 days ago | IN | 0 ETH | 0.01267826 | ||||
Buy Tokens | 18694247 | 217 days ago | IN | 0 ETH | 0.00659412 | ||||
Buy Tokens | 18694120 | 217 days ago | IN | 0 ETH | 0.0078208 | ||||
Buy Tokens | 18693882 | 217 days ago | IN | 0 ETH | 0.01261022 | ||||
Buy Tokens | 18693805 | 217 days ago | IN | 0 ETH | 0.0078212 | ||||
Buy Tokens | 18693788 | 217 days ago | IN | 0 ETH | 0.00839809 | ||||
Buy Tokens | 18693628 | 217 days ago | IN | 0 ETH | 0.01015654 | ||||
Buy Tokens | 18693364 | 217 days ago | IN | 0 ETH | 0.01322939 | ||||
Buy Tokens | 18693085 | 217 days ago | IN | 0 ETH | 0.02096888 | ||||
Buy Tokens | 18692447 | 217 days ago | IN | 0 ETH | 0.0070958 | ||||
Buy Tokens | 18692298 | 217 days ago | IN | 0 ETH | 0.00765844 | ||||
Buy Tokens | 18692265 | 217 days ago | IN | 0 ETH | 0.01042206 |
View more zero value Internal Transactions in Advanced View mode
Advanced mode:
Loading...
Loading
Contract Name:
LaunchpadErc20Ido
Compiler Version
v0.8.19+commit.7dd6d404
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; import '@openzeppelin/contracts/utils/Context.sol'; import '@openzeppelin/contracts/token/ERC20/IERC20.sol'; import '@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol'; import '@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol'; import '@openzeppelin/contracts/access/AccessControl.sol'; import '@openzeppelin/contracts/security/ReentrancyGuard.sol'; import '@openzeppelin/contracts/utils/Address.sol'; import '@openzeppelin/contracts/security/Pausable.sol'; import './interfaces/IIdoStorage.sol'; import './interfaces/IdoStorage/IIdoStorageState.sol'; import './interfaces/ILaunchpadErc20Ido.sol'; /** * @title LaunchpadErc20Ido * @dev LaunchpadErc20Ido is a contract for managing token ido, * allowing investors to purchase the tokens with ERC20 collateral. */ contract LaunchpadErc20Ido is ILaunchpadErc20Ido, AccessControl, ReentrancyGuard, Pausable { using SafeERC20 for IERC20; using Address for address; bytes32 public constant WERT_ROLE = keccak256('WERT_ROLE'); uint256 public constant TOKEN_DECIMALS = 18; uint256 public constant PRECISION = 10 ** 18; /// @notice Ido storage IIdoStorage private _idoStorage; /// @notice Collateral tokens used as a payment mapping(address => Collateral) private _collaterals; /** * @param idoStorage_ address where ido state is being store. * @param collaterals_ addresses of the collateral tokens. */ constructor(address payable idoStorage_, address[] memory collaterals_) { if (idoStorage_ == address(0)) revert IdoStorageNullAddressErr(); for(uint256 index = 0; index < collaterals_.length; index++) { if (collaterals_[index] == address(0)) revert CollateralNullAddressErr(); _collaterals[collaterals_[index]] = Collateral({ defined: true, raised: 0 }); } _idoStorage = IIdoStorage(idoStorage_); _setupRole(DEFAULT_ADMIN_ROLE, _msgSender()); } /** * @dev Method allows to purchase the tokens * @param collateral_ addresses of the collateral token. * @param investment_ amount of collateral token investment. * @param vesting_ vesting of the investment. * @param referral_ referral owner. */ function buyTokens(address collateral_, uint256 investment_, IIdoStorage.Vesting vesting_, address referral_) external nonReentrant() { address beneficiary = _msgSender(); _preValidatePurchase(beneficiary, collateral_, investment_, vesting_, referral_, false); (address referral, uint256 mainReward, uint256 tokenReward) = _preProcessReferral(beneficiary, collateral_, referral_, vesting_, investment_); _processPurchase(beneficiary, collateral_, investment_, mainReward); // calculates token amount to be sold uint256 tokensSold = _getTokenAmount(collateral_, investment_, vesting_); _updatePurchasingState(beneficiary, collateral_, investment_, tokensSold, referral, mainReward, tokenReward); _postPurchase(beneficiary, collateral_, referral, investment_, vesting_, tokensSold); } function buyTokensFor( address collateral_, uint256 investment_, IIdoStorage.Vesting vesting_, address beneficiary_, address referral_ ) external nonReentrant() onlyRole(WERT_ROLE) { _preValidatePurchase(beneficiary_, collateral_, investment_, vesting_, referral_, true); (address referral, uint256 mainReward, uint256 tokenReward) = _preProcessReferral(beneficiary_, collateral_, referral_, vesting_, investment_); _processPurchase(_msgSender(), collateral_, investment_, mainReward); // calculates token amount to be sold uint256 tokensSold = _getTokenAmount(collateral_, investment_, vesting_); _updatePurchasingState(beneficiary_, collateral_, investment_, tokensSold, referral, mainReward, tokenReward); _postPurchase(beneficiary_, collateral_, referral, investment_, vesting_, tokensSold); } function pause() external onlyRole(DEFAULT_ADMIN_ROLE) { _pause(); } function unpause() external onlyRole(DEFAULT_ADMIN_ROLE) { _unpause(); } function recoverERC20(address token_, uint256 amount_) external onlyRole(DEFAULT_ADMIN_ROLE) { IERC20(token_).safeTransfer(_msgSender(), amount_); emit ERC20Recovered(token_, amount_); } function isCollateral(address collateral_) external view returns (bool) { return _collaterals[collateral_].defined; } function getIdoStorage() external view returns (address) { return address(_idoStorage); } function getRaised(address collateral_) external view returns (uint256) { return _collaterals[collateral_].raised; } /** * @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send * tokens. * @param beneficiary_ address performing the token purchase. * @param collateral_ addresses of the collateral token. * @param investment_ amount of collateral token investment. * @param reward_ referral bonus. */ function _processPurchase( address beneficiary_, address collateral_, uint256 investment_, uint256 reward_ ) internal { // transfer collateral tokens to wallet uint256 investment = investment_ - reward_; address wallet = _idoStorage.getWallet(); IERC20(collateral_).safeTransferFrom(beneficiary_, wallet, investment); // transfer collateral tokens to a storage if (reward_ > 0) { IERC20(collateral_).safeTransferFrom(beneficiary_, address(_idoStorage), reward_); } } /** * @dev Executed in order to update state of the purchase within ido. * @param beneficiary_ address performing the token purchase. * @param collateral_ addresses of the collateral token. * @param investment_ amount of collateral token investment. * @param tokensSold_ amount of purchased tokens. * @param referral_ referral owner. * @param mainReward_ referral main reward. * @param tokenReward_ referral token reward. */ function _updatePurchasingState( address beneficiary_, address collateral_, uint256 investment_, uint256 tokensSold_, address referral_, uint256 mainReward_, uint256 tokenReward_ ) internal { _collaterals[collateral_].raised = _collaterals[collateral_].raised + investment_; uint256 decimals = IERC20Metadata(collateral_).decimals(); uint256 normalizedAmount = (investment_ * PRECISION) / (10 ** decimals); _idoStorage.setPurchaseState(beneficiary_, collateral_, normalizedAmount, tokensSold_, referral_, mainReward_, tokenReward_); } /** * @dev Executed for the post purchase processing * @param beneficiary_ address performing the token purchase. * @param collateral_ addresses of the collateral token. * @param referral_ referral used in the purchase. * @param investment_ amount of collateral token investment. * @param vesting_ vesting option. * @param tokensSold_ amount of purchased tokens. */ function _postPurchase(address beneficiary_, address collateral_, address referral_, uint256 investment_, IIdoStorage.Vesting vesting_, uint256 tokensSold_) internal { emit TokensPurchased(beneficiary_, collateral_, referral_, investment_, vesting_, tokensSold_, _idoStorage.getActiveRound()); } /** * @dev Validation of the incoming purchase. * @param beneficiary_ address performing the token purchase. * @param collateral_ addresses of the collateral token. * @param investment_ amount of collateral token investment. * @param vesting_ vesting of the investment. * @param referral_ referral owner. * @param maxCap_ if beneficiary has max cap. */ function _preValidatePurchase(address beneficiary_, address collateral_, uint256 investment_, IIdoStorage.Vesting vesting_, address referral_, bool maxCap_) internal whenNotPaused view { if (beneficiary_ == address(0)) revert BeneficiaryNullAddressErr(); if (beneficiary_ == referral_) revert IvalidReferralErr(); if (investment_ == 0) revert InvestmentNullErr(); // validates if collateral supported if (!_collaterals[collateral_].defined) revert CollateralUndefinedErr(); // validates if sale and round is open if (!_idoStorage.isOpened()) revert IdoClosedErr(); uint256 activeRound = _idoStorage.getActiveRound(); IIdoStorage.Round memory round = _idoStorage.getRound(activeRound); if (round.state != IIdoStorageState.State.Opened) revert RoundClosedErr(); if (round.totalSupply < round.tokensSold + _getTokenAmount(collateral_, investment_, vesting_)) revert ExceededRoundAllocationErr(); // validates investment amount uint256 decimals = IERC20Metadata(collateral_).decimals(); uint256 normalizedAmount = (investment_ * PRECISION) / (10 ** decimals); if (_idoStorage.getMinInvestment() > normalizedAmount) revert MinInvestmentErr(normalizedAmount, _idoStorage.getMinInvestment()); uint256 cap = maxCap_ ? _idoStorage.maxCapOf(beneficiary_) : _idoStorage.capOf(beneficiary_); if (cap < normalizedAmount) revert MaxInvestmentErr(normalizedAmount, cap); this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691 } /** * @dev Returns referral data. * @param beneficiary_ address performing the token purchase. * @param collateral_ addresses of the collateral token. * @param referral_ referral owner. * @param vesting_ vesting of the investment. * @param investment_ amount of collateral token investment. */ function _preProcessReferral(address beneficiary_, address collateral_, address referral_, IIdoStorage.Vesting vesting_, uint256 investment_) internal view returns (address, uint256, uint256) { address referral = _idoStorage.getReferral(beneficiary_, referral_); if (referral == address(0)) { return (referral, 0, 0); } (uint256 mainReward_, uint256 secondaryReward_) = _idoStorage.getReferralReward(referral); uint256 mainReward = investment_ * mainReward_ / 1000; uint256 secondaryReward = investment_ * secondaryReward_ / 1000; uint256 tokenReward = _getTokenAmount(collateral_, secondaryReward, vesting_); return (referral, mainReward, tokenReward); } /** * @return Amount of tokens that can be purchased with specified collateral investment. * @param collateral_ addresses of the collateral token. * @param investment_ amount of collateral token investment. * @param vesting_ vesting of the investment. */ function _getTokenAmount(address collateral_, uint256 investment_, IIdoStorage.Vesting vesting_) internal view returns (uint256) { uint8 decimals = IERC20Metadata(collateral_).decimals(); return (investment_ * 10 ** TOKEN_DECIMALS * PRECISION / 10 ** decimals) / _idoStorage.getPrice(vesting_); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (access/AccessControl.sol) pragma solidity ^0.8.0; import "./IAccessControl.sol"; import "../utils/Context.sol"; import "../utils/Strings.sol"; import "../utils/introspection/ERC165.sol"; /** * @dev Contract module that allows children to implement role-based access * control mechanisms. This is a lightweight version that doesn't allow enumerating role * members except through off-chain means by accessing the contract event logs. Some * applications may benefit from on-chain enumerability, for those cases see * {AccessControlEnumerable}. * * Roles are referred to by their `bytes32` identifier. These should be exposed * in the external API and be unique. The best way to achieve this is by * using `public constant` hash digests: * * ```solidity * bytes32 public constant MY_ROLE = keccak256("MY_ROLE"); * ``` * * Roles can be used to represent a set of permissions. To restrict access to a * function call, use {hasRole}: * * ```solidity * function foo() public { * require(hasRole(MY_ROLE, msg.sender)); * ... * } * ``` * * Roles can be granted and revoked dynamically via the {grantRole} and * {revokeRole} functions. Each role has an associated admin role, and only * accounts that have a role's admin role can call {grantRole} and {revokeRole}. * * By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means * that only accounts with this role will be able to grant or revoke other * roles. More complex role relationships can be created by using * {_setRoleAdmin}. * * WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to * grant and revoke this role. Extra precautions should be taken to secure * accounts that have been granted it. We recommend using {AccessControlDefaultAdminRules} * to enforce additional security measures for this role. */ abstract contract AccessControl is Context, IAccessControl, ERC165 { struct RoleData { mapping(address => bool) members; bytes32 adminRole; } mapping(bytes32 => RoleData) private _roles; bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00; /** * @dev Modifier that checks that an account has a specific role. Reverts * with a standardized message including the required role. * * The format of the revert reason is given by the following regular expression: * * /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/ * * _Available since v4.1._ */ modifier onlyRole(bytes32 role) { _checkRole(role); _; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IAccessControl).interfaceId || super.supportsInterface(interfaceId); } /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole(bytes32 role, address account) public view virtual override returns (bool) { return _roles[role].members[account]; } /** * @dev Revert with a standard message if `_msgSender()` is missing `role`. * Overriding this function changes the behavior of the {onlyRole} modifier. * * Format of the revert message is described in {_checkRole}. * * _Available since v4.6._ */ function _checkRole(bytes32 role) internal view virtual { _checkRole(role, _msgSender()); } /** * @dev Revert with a standard message if `account` is missing `role`. * * The format of the revert reason is given by the following regular expression: * * /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/ */ function _checkRole(bytes32 role, address account) internal view virtual { if (!hasRole(role, account)) { revert( string( abi.encodePacked( "AccessControl: account ", Strings.toHexString(account), " is missing role ", Strings.toHexString(uint256(role), 32) ) ) ); } } /** * @dev Returns the admin role that controls `role`. See {grantRole} and * {revokeRole}. * * To change a role's admin, use {_setRoleAdmin}. */ function getRoleAdmin(bytes32 role) public view virtual override returns (bytes32) { return _roles[role].adminRole; } /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. * * Requirements: * * - the caller must have ``role``'s admin role. * * May emit a {RoleGranted} event. */ function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) { _grantRole(role, account); } /** * @dev Revokes `role` from `account`. * * If `account` had been granted `role`, emits a {RoleRevoked} event. * * Requirements: * * - the caller must have ``role``'s admin role. * * May emit a {RoleRevoked} event. */ function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) { _revokeRole(role, account); } /** * @dev Revokes `role` from the calling account. * * Roles are often managed via {grantRole} and {revokeRole}: this function's * purpose is to provide a mechanism for accounts to lose their privileges * if they are compromised (such as when a trusted device is misplaced). * * If the calling account had been revoked `role`, emits a {RoleRevoked} * event. * * Requirements: * * - the caller must be `account`. * * May emit a {RoleRevoked} event. */ function renounceRole(bytes32 role, address account) public virtual override { require(account == _msgSender(), "AccessControl: can only renounce roles for self"); _revokeRole(role, account); } /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. Note that unlike {grantRole}, this function doesn't perform any * checks on the calling account. * * May emit a {RoleGranted} event. * * [WARNING] * ==== * This function should only be called from the constructor when setting * up the initial roles for the system. * * Using this function in any other way is effectively circumventing the admin * system imposed by {AccessControl}. * ==== * * NOTE: This function is deprecated in favor of {_grantRole}. */ function _setupRole(bytes32 role, address account) internal virtual { _grantRole(role, account); } /** * @dev Sets `adminRole` as ``role``'s admin role. * * Emits a {RoleAdminChanged} event. */ function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual { bytes32 previousAdminRole = getRoleAdmin(role); _roles[role].adminRole = adminRole; emit RoleAdminChanged(role, previousAdminRole, adminRole); } /** * @dev Grants `role` to `account`. * * Internal function without access restriction. * * May emit a {RoleGranted} event. */ function _grantRole(bytes32 role, address account) internal virtual { if (!hasRole(role, account)) { _roles[role].members[account] = true; emit RoleGranted(role, account, _msgSender()); } } /** * @dev Revokes `role` from `account`. * * Internal function without access restriction. * * May emit a {RoleRevoked} event. */ function _revokeRole(bytes32 role, address account) internal virtual { if (hasRole(role, account)) { _roles[role].members[account] = false; emit RoleRevoked(role, account, _msgSender()); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (access/IAccessControl.sol) pragma solidity ^0.8.0; /** * @dev External interface of AccessControl declared to support ERC165 detection. */ interface IAccessControl { /** * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole` * * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite * {RoleAdminChanged} not being emitted signaling this. * * _Available since v3.1._ */ event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole); /** * @dev Emitted when `account` is granted `role`. * * `sender` is the account that originated the contract call, an admin role * bearer except when using {AccessControl-_setupRole}. */ event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender); /** * @dev Emitted when `account` is revoked `role`. * * `sender` is the account that originated the contract call: * - if using `revokeRole`, it is the admin role bearer * - if using `renounceRole`, it is the role bearer (i.e. `account`) */ event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender); /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole(bytes32 role, address account) external view returns (bool); /** * @dev Returns the admin role that controls `role`. See {grantRole} and * {revokeRole}. * * To change a role's admin, use {AccessControl-_setRoleAdmin}. */ function getRoleAdmin(bytes32 role) external view returns (bytes32); /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function grantRole(bytes32 role, address account) external; /** * @dev Revokes `role` from `account`. * * If `account` had been granted `role`, emits a {RoleRevoked} event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function revokeRole(bytes32 role, address account) external; /** * @dev Revokes `role` from the calling account. * * Roles are often managed via {grantRole} and {revokeRole}: this function's * purpose is to provide a mechanism for accounts to lose their privileges * if they are compromised (such as when a trusted device is misplaced). * * If the calling account had been granted `role`, emits a {RoleRevoked} * event. * * Requirements: * * - the caller must be `account`. */ function renounceRole(bytes32 role, address account) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (security/Pausable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which allows children to implement an emergency stop * mechanism that can be triggered by an authorized account. * * This module is used through inheritance. It will make available the * modifiers `whenNotPaused` and `whenPaused`, which can be applied to * the functions of your contract. Note that they will not be pausable by * simply including this module, only once the modifiers are put in place. */ abstract contract Pausable is Context { /** * @dev Emitted when the pause is triggered by `account`. */ event Paused(address account); /** * @dev Emitted when the pause is lifted by `account`. */ event Unpaused(address account); bool private _paused; /** * @dev Initializes the contract in unpaused state. */ constructor() { _paused = false; } /** * @dev Modifier to make a function callable only when the contract is not paused. * * Requirements: * * - The contract must not be paused. */ modifier whenNotPaused() { _requireNotPaused(); _; } /** * @dev Modifier to make a function callable only when the contract is paused. * * Requirements: * * - The contract must be paused. */ modifier whenPaused() { _requirePaused(); _; } /** * @dev Returns true if the contract is paused, and false otherwise. */ function paused() public view virtual returns (bool) { return _paused; } /** * @dev Throws if the contract is paused. */ function _requireNotPaused() internal view virtual { require(!paused(), "Pausable: paused"); } /** * @dev Throws if the contract is not paused. */ function _requirePaused() internal view virtual { require(paused(), "Pausable: not paused"); } /** * @dev Triggers stopped state. * * Requirements: * * - The contract must not be paused. */ function _pause() internal virtual whenNotPaused { _paused = true; emit Paused(_msgSender()); } /** * @dev Returns to normal state. * * Requirements: * * - The contract must be paused. */ function _unpause() internal virtual whenPaused { _paused = false; emit Unpaused(_msgSender()); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { // On the first call to nonReentrant, _status will be _NOT_ENTERED require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; } function _nonReentrantAfter() private { // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } /** * @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a * `nonReentrant` function in the call stack. */ function _reentrancyGuardEntered() internal view returns (bool) { return _status == _ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; /** * @dev Interface for the optional metadata functions from the ERC20 standard. * * _Available since v4.1._ */ interface IERC20Metadata is IERC20 { /** * @dev Returns the name of the token. */ function name() external view returns (string memory); /** * @dev Returns the symbol of the token. */ function symbol() external view returns (string memory); /** * @dev Returns the decimals places of the token. */ function decimals() external view returns (uint8); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/extensions/IERC20Permit.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. */ interface IERC20Permit { /** * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens, * given ``owner``'s signed approval. * * IMPORTANT: The same issues {IERC20-approve} has related to transaction * ordering also apply here. * * Emits an {Approval} event. * * Requirements: * * - `spender` cannot be the zero address. * - `deadline` must be a timestamp in the future. * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner` * over the EIP712-formatted function arguments. * - the signature must use ``owner``'s current nonce (see {nonces}). * * For more information on the signature format, see the * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP * section]. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; /** * @dev Returns the current nonce for `owner`. This value must be * included whenever a signature is generated for {permit}. * * Every successful call to {permit} increases ``owner``'s nonce by one. This * prevents a signature from being used multiple times. */ function nonces(address owner) external view returns (uint256); /** * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `from` to `to` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 amount) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; import "../extensions/IERC20Permit.sol"; import "../../../utils/Address.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using Address for address; /** * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } /** * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful. */ function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value)); } /** * @dev Deprecated. This function has issues similar to the ones found in * {IERC20-approve}, and its usage is discouraged. * * Whenever possible, use {safeIncreaseAllowance} and * {safeDecreaseAllowance} instead. */ function safeApprove(IERC20 token, address spender, uint256 value) internal { // safeApprove should only be called when setting an initial allowance, // or when resetting it to zero. To increase and decrease it, use // 'safeIncreaseAllowance' and 'safeDecreaseAllowance' require( (value == 0) || (token.allowance(address(this), spender) == 0), "SafeERC20: approve from non-zero to non-zero allowance" ); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value)); } /** * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 oldAllowance = token.allowance(address(this), spender); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance + value)); } /** * @dev Decrease the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal { unchecked { uint256 oldAllowance = token.allowance(address(this), spender); require(oldAllowance >= value, "SafeERC20: decreased allowance below zero"); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance - value)); } } /** * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. Compatible with tokens that require the approval to be set to * 0 before setting it to a non-zero value. */ function forceApprove(IERC20 token, address spender, uint256 value) internal { bytes memory approvalCall = abi.encodeWithSelector(token.approve.selector, spender, value); if (!_callOptionalReturnBool(token, approvalCall)) { _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, 0)); _callOptionalReturn(token, approvalCall); } } /** * @dev Use a ERC-2612 signature to set the `owner` approval toward `spender` on `token`. * Revert on invalid signature. */ function safePermit( IERC20Permit token, address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) internal { uint256 nonceBefore = token.nonces(owner); token.permit(owner, spender, value, deadline, v, r, s); uint256 nonceAfter = token.nonces(owner); require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed"); } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed"); require(returndata.length == 0 || abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). * * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead. */ function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We cannot use {Address-functionCall} here since this should return false // and not revert is the subcall reverts. (bool success, bytes memory returndata) = address(token).call(data); return success && (returndata.length == 0 || abi.decode(returndata, (bool))) && Address.isContract(address(token)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * * Furthermore, `isContract` will also return true if the target contract within * the same transaction is already scheduled for destruction by `SELFDESTRUCT`, * which only has an effect at the end of a transaction. * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.8.0/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/math/Math.sol) pragma solidity ^0.8.0; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Down, // Toward negative infinity Up, // Toward infinity Zero // Toward zero } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds up instead * of rounding down. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) * with further edits by Uniswap Labs also under MIT license. */ function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { // Solidity will revert if denominator == 0, unlike the div opcode on its own. // The surrounding unchecked block does not change this fact. // See https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic. return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. require(denominator > prod1, "Math: mulDiv overflow"); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1. // See https://cs.stackexchange.com/q/138556/92363. // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 twos = denominator & (~denominator + 1); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works // in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (rounding == Rounding.Up && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2, rounded down, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10, rounded down, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10 ** 64) { value /= 10 ** 64; result += 64; } if (value >= 10 ** 32) { value /= 10 ** 32; result += 32; } if (value >= 10 ** 16) { value /= 10 ** 16; result += 16; } if (value >= 10 ** 8) { value /= 10 ** 8; result += 8; } if (value >= 10 ** 4) { value /= 10 ** 4; result += 4; } if (value >= 10 ** 2) { value /= 10 ** 2; result += 2; } if (value >= 10 ** 1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (rounding == Rounding.Up && 10 ** result < value ? 1 : 0); } } /** * @dev Return the log in base 256, rounded down, of a positive value. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 256, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + (rounding == Rounding.Up && 1 << (result << 3) < value ? 1 : 0); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/math/SignedMath.sol) pragma solidity ^0.8.0; /** * @dev Standard signed math utilities missing in the Solidity language. */ library SignedMath { /** * @dev Returns the largest of two signed numbers. */ function max(int256 a, int256 b) internal pure returns (int256) { return a > b ? a : b; } /** * @dev Returns the smallest of two signed numbers. */ function min(int256 a, int256 b) internal pure returns (int256) { return a < b ? a : b; } /** * @dev Returns the average of two signed numbers without overflow. * The result is rounded towards zero. */ function average(int256 a, int256 b) internal pure returns (int256) { // Formula from the book "Hacker's Delight" int256 x = (a & b) + ((a ^ b) >> 1); return x + (int256(uint256(x) >> 255) & (a ^ b)); } /** * @dev Returns the absolute unsigned value of a signed value. */ function abs(int256 n) internal pure returns (uint256) { unchecked { // must be unchecked in order to support `n = type(int256).min` return uint256(n >= 0 ? n : -n); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Strings.sol) pragma solidity ^0.8.0; import "./math/Math.sol"; import "./math/SignedMath.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant _SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), _SYMBOLS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `int256` to its ASCII `string` decimal representation. */ function toString(int256 value) internal pure returns (string memory) { return string(abi.encodePacked(value < 0 ? "-" : "", toString(SignedMath.abs(value)))); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } /** * @dev Returns true if the two strings are equal. */ function equal(string memory a, string memory b) internal pure returns (bool) { return keccak256(bytes(a)) == keccak256(bytes(b)); } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; import './IIdoStorageState.sol'; interface IIdoStorageActions { /** * @dev Opens the ido. */ function openIdo() external; /** * @dev Closes the ido. */ function closeIdo() external; /** * @dev Adds new round. * @param priceVestingShort_ price per token unit for short vesting. * @param priceVestingLong_ price per token unit for long vesting. * @param totalSupply_ max amount of tokens available in the round. */ function setupRound(uint256 priceVestingShort_, uint256 priceVestingLong_, uint256 totalSupply_) external; /** * @dev Setups default referrals. * @param mainReferralReward_ main reward percent. * @param secondaryReferralReward_ secondary reward percent. */ function setupDefaultReferral(uint256 mainReferralReward_, uint256 secondaryReferralReward_) external; /** * @dev Adds referrals. * @param referrals_ referrals addresses. * @param mainRewards_ collection of main rewards. * @param secondaryRewards_ collection of secondary rewards. */ function setupReferrals( address[] calldata referrals_, uint256[] calldata mainRewards_, uint256[] calldata secondaryRewards_ ) external; /** * @dev Updates round price parameters. * @param index_ round index. * @param priceVestingShort_ price per token unit for short vesting. * @param priceVestingLong_ price per token unit for long vesting. */ function updateRoundPrice(uint256 index_, uint256 priceVestingShort_, uint256 priceVestingLong_) external; /** * @dev Updates round supply parameters. * @param index_ round index. * @param totalSupply_ max amount of tokens available in the round. */ function updateRoundSupply(uint256 index_, uint256 totalSupply_) external; /** * @dev Opens round for investment. * @param index_ round index. */ function openRound(uint256 index_) external; /** * @dev Closes round for investment. * @param index_ round index. */ function closeRound(uint256 index_) external; /** * @dev Sets beneficiary KYC pass. * @param beneficiary_ address performing the token purchase. * @param value_ KYC pass state. */ function setKycPass(address beneficiary_, bool value_) external; /** * @dev Sets KYC pass to the beneficiaries in batches. * @param beneficiaries_ beneficiaries array to set the kyc for. * @param values_ KYC pass states. */ function setKycPassBatches(address[] calldata beneficiaries_, bool[] calldata values_) external; /** * @dev Sets max investment amount. * @param investment_ max investment amount. */ function setMaxInvestment(uint256 investment_) external; /** * @dev Sets min investment amount. * @param investment_ min investment amount. */ function setMinInvestment(uint256 investment_) external; /** * @dev Sets KYC cap. * @param cap_ new cap value. */ function setKycCap(uint256 cap_) external; /** * @dev Sets purchase state. * @param beneficiary_ address performing the token purchase. * @param collateral_ collateral asset. * @param investment_ normalized investment amount. * @param tokensSold_ amount of tokens purchased. * @param referral_ referral owner. * @param mainReward_ referral reward in purchase token. * @param tokenReward_ referral reward in ido token. */ function setPurchaseState( address beneficiary_, address collateral_, uint256 investment_, uint256 tokensSold_, address referral_, uint256 mainReward_, uint256 tokenReward_ ) external; /** * @dev Sets wallet address. * @param wallet_ new wallet value. */ function setWallet(address wallet_) external; /** * @dev Enables referral code. * @param referral_ referral owner. */ function enableReferral(address referral_) external; /** * @dev Disables referral code. * @param referral_ referral owner. */ function disableReferral(address referral_) external; /** * @dev Claims referral rewards. * @param collaterals_ array of collaterals tokens. */ function claimRewards(address[] calldata collaterals_) external; /** * @dev Allows to recover native coin from contract. */ function recoverNative() external; /** * @dev Allows to recover erc20 tokens. * @param token_ token address. * @param amount_ amount to be recovered. */ function recoverERC20(address token_, uint256 amount_) external; /** * @return True if the ido is opened. */ function isOpened() external view returns (bool); /** * @return True if the ido is closed. */ function isClosed() external view returns (bool); /** * @return Number of rounds */ function getRoundsCount() external view returns (uint256); /** * @return Active round index. */ function getActiveRound() external view returns (uint256); /** * @return Round parameters by index. * @param index_ round index. */ function getRound(uint256 index_) external view returns (IIdoStorageState.Round memory); /** * @return Total tokens sold. */ function getTotalTokenSold() external view returns (uint256); /** * @return Price of the token in the active round. * @param vesting_ vesting of the investment. */ function getPrice(IIdoStorageState.Vesting vesting_) external view returns (uint256); /** * @return Balance of purchased tokens by beneficiary. * @param round_ round of ido. * @param beneficiary_ address performing the token purchase. */ function balanceOf(uint256 round_, address beneficiary_) external view returns (uint256); /** * @return Balance of reward tokens by referral. * @param collateral_ collateral token. * @param beneficiary_ address of referral. */ function rewardBalanceOf(address collateral_, address beneficiary_) external view returns (uint256); /** * @return Beneficiary KYC. * @param beneficiary_ address performing the token purchase. */ function hasKycPass(address beneficiary_) external view returns (bool); /** * @return Max investment amount. */ function getMaxInvestment() external view returns (uint256); /** * @return Min investment amount. */ function getMinInvestment() external view returns (uint256); /** * @return Cap according to KYC. * @param beneficiary_ address performing the token purchase. */ function capOf(address beneficiary_) external view returns (uint256); /** * @return Cap according to max investment. * @param beneficiary_ address performing the token purchase. */ function maxCapOf(address beneficiary_) external view returns (uint256); /** * @return KYC cap. */ function getKycCap() external view returns (uint256); /** * @dev Get default referral. */ function getDefaultReferral() external view returns (uint256, uint256); /** * @dev Get referral. * @param beneficiary_ address performing the token purchase. * @param referral_ referral owner. */ function getReferral(address beneficiary_, address referral_) external view returns (address referral); /** * @return Get referral reward. * @param referral_ referral owner. */ function getReferralReward(address referral_) external view returns (uint256, uint256); /** * @return Address where funds are collected. */ function getWallet() external view returns (address); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; interface IIdoStorageErrors { error ArrayParamsInvalidLengthErr(); error IdoStartedErr(); error IdoClosedErr(); error WalletNullAddressErr(); error RoundUndefinedErr(uint256 index_); error RoundStartedErr(uint256 index_); error RoundClosedErr(uint256 index_); error RoundInvalidSupplyErr(uint256 index_); error MinInvestmentErr(uint256 investment_, uint256 min_); error MaxInvestmentErr(uint256 investment_, uint256 max_); error KycCaptRangeErr(uint256 cap_, uint256 min_, uint256 max_); error MainReferralRewardErr(uint256 reward_); error SecondaryReferralRewardErr(uint256 reward_); error ReferralUndefinedErr(address referral_); error ReferralEnabledErr(address referral_); error ReferralDisabledErr(address referral_); error CollateralsUndefinedErr(); error NativeTransferErr(); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; import './IIdoStorageState.sol'; interface IIdoStorageEvents { event IdoStateUpdated(IIdoStorageState.State state); event RoundOpened(uint256 indexed index); event RoundClosed(uint256 indexed index); event RoundAdded(uint256 priceVestingShort, uint256 priceVestingLong, uint256 totalSupply); event RoundPriceUpdated(uint256 indexed index, uint256 priceVestingShort, uint256 priceVestingLong); event RoundSupplyUpdated(uint256 indexed index, uint256 totalSupply); event KycCapUpdated(uint256 cap); event KycPassUpdated(address indexed beneficiary, bool value); event MaxInvestmentUpdated(uint256 investment); event MinInvestmentUpdated(uint256 investment); event WalletUpdated(address indexed wallet); event DefaultReferralSetup(uint256 mainReferralReward, uint256 secondaryReferralReward); event ReferralSetup(address indexed referral, uint256 mainReward, uint256 secondaryReward); event ReferralEnabled(address indexed referral); event ReferralDisabled(address indexed referral); event ClaimedRewards(address indexed referral, address indexed collateral, uint256 amount); event ERC20Recovered(address token, uint256 amount); event NativeRecovered(uint256 amount); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; interface IIdoStorageState { enum State { None, Opened, Closed } enum Vesting { Short, Long } struct Round { bool defined; State state; uint256 priceVestingShort; uint256 priceVestingLong; uint256 tokensSold; uint256 totalSupply; } struct Referral { bool defined; bool enabled; uint256 mainReward; uint256 secondaryReward; } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; import './IdoStorage/IIdoStorageActions.sol'; import './IdoStorage/IIdoStorageErrors.sol'; import './IdoStorage/IIdoStorageEvents.sol'; import './IdoStorage/IIdoStorageState.sol'; interface IIdoStorage is IIdoStorageState, IIdoStorageActions, IIdoStorageEvents, IIdoStorageErrors { }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; import './LaunchpadErc20Ido/ILaunchpadErc20IdoActions.sol'; import './LaunchpadErc20Ido/ILaunchpadErc20IdoErrors.sol'; import './LaunchpadErc20Ido/ILaunchpadErc20IdoEvents.sol'; import './LaunchpadErc20Ido/ILaunchpadErc20IdoState.sol'; import './IIdoStorage.sol'; interface ILaunchpadErc20Ido is ILaunchpadErc20IdoActions, ILaunchpadErc20IdoErrors, ILaunchpadErc20IdoEvents, ILaunchpadErc20IdoState { }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; import '../IdoStorage/IIdoStorageState.sol'; interface ILaunchpadErc20IdoActions { /** * @dev Method allows to purchase the tokens. * @param collateral_ collateral token. * @param investment_ collateral token investment. * @param vesting_ vesting of the investment. * @param referral_ referral owner. */ function buyTokens(address collateral_, uint256 investment_, IIdoStorageState.Vesting vesting_, address referral_) external; /** * @dev Method allows to purchase the tokens. * @param collateral_ collateral token. * @param investment_ collateral token investment. * @param vesting_ vesting of the investment. * @param beneficiary_ address performing the token purchase. * @param referral_ referral owner. */ function buyTokensFor( address collateral_, uint256 investment_, IIdoStorageState.Vesting vesting_, address beneficiary_, address referral_ ) external; /** * @dev Allows to recover ERC20 from contract. * @param token_ ERC20 token address. * @param amount_ ERC20 token amount. */ function recoverERC20(address token_, uint256 amount_) external; /** * @return True if token is collateral. * @param collateral_ addresses of the collateral token. */ function isCollateral(address collateral_) external view returns (bool); /** * @return Address of the ido storage. */ function getIdoStorage() external view returns (address); /** * @return Amount of collateral tokens raised. * @param collateral_ addresses of the collateral token. */ function getRaised(address collateral_) external view returns (uint256); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; interface ILaunchpadErc20IdoErrors { error IdoClosedErr(); error RoundClosedErr(); error ExceededRoundAllocationErr(); error BeneficiaryNullAddressErr(); error InvestmentNullErr(); error IvalidReferralErr(); error MinInvestmentErr(uint256 investment_, uint256 min_); error MaxInvestmentErr(uint256 investment_, uint256 max_); error IdoStorageNullAddressErr(); error CollateralNullAddressErr(); error CollateralUndefinedErr(); error NativeTransferErr(); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; import '../IdoStorage/IIdoStorageState.sol'; interface ILaunchpadErc20IdoEvents { /** * Event for token purchase logging. * @param purchaser who paid for the tokens. * @param collateral collateral token used in the purchase. * @param referral referral used in the purchase. * @param investment collateral tokens paid for the purchase. * @param vesting vesting of the investment. * @param tokensSold amount of tokens purchased. * @param round round of the purchase */ event TokensPurchased( address indexed purchaser, address indexed collateral, address indexed referral, uint256 investment, IIdoStorageState.Vesting vesting, uint256 tokensSold, uint256 round ); /** * Event for pause state update. * @param paused new paused value. */ event PausedUpdated(bool paused); event ERC20Recovered(address token, uint256 amount); event NativeRecovered(uint256 amount); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; interface ILaunchpadErc20IdoState { struct Collateral { bool defined; uint256 raised; } }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address payable","name":"idoStorage_","type":"address"},{"internalType":"address[]","name":"collaterals_","type":"address[]"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"BeneficiaryNullAddressErr","type":"error"},{"inputs":[],"name":"CollateralNullAddressErr","type":"error"},{"inputs":[],"name":"CollateralUndefinedErr","type":"error"},{"inputs":[],"name":"ExceededRoundAllocationErr","type":"error"},{"inputs":[],"name":"IdoClosedErr","type":"error"},{"inputs":[],"name":"IdoStorageNullAddressErr","type":"error"},{"inputs":[],"name":"InvestmentNullErr","type":"error"},{"inputs":[],"name":"IvalidReferralErr","type":"error"},{"inputs":[{"internalType":"uint256","name":"investment_","type":"uint256"},{"internalType":"uint256","name":"max_","type":"uint256"}],"name":"MaxInvestmentErr","type":"error"},{"inputs":[{"internalType":"uint256","name":"investment_","type":"uint256"},{"internalType":"uint256","name":"min_","type":"uint256"}],"name":"MinInvestmentErr","type":"error"},{"inputs":[],"name":"NativeTransferErr","type":"error"},{"inputs":[],"name":"RoundClosedErr","type":"error"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"ERC20Recovered","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"NativeRecovered","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bool","name":"paused","type":"bool"}],"name":"PausedUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"purchaser","type":"address"},{"indexed":true,"internalType":"address","name":"collateral","type":"address"},{"indexed":true,"internalType":"address","name":"referral","type":"address"},{"indexed":false,"internalType":"uint256","name":"investment","type":"uint256"},{"indexed":false,"internalType":"enum IIdoStorageState.Vesting","name":"vesting","type":"uint8"},{"indexed":false,"internalType":"uint256","name":"tokensSold","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"round","type":"uint256"}],"name":"TokensPurchased","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PRECISION","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"TOKEN_DECIMALS","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"WERT_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"collateral_","type":"address"},{"internalType":"uint256","name":"investment_","type":"uint256"},{"internalType":"enum IIdoStorageState.Vesting","name":"vesting_","type":"uint8"},{"internalType":"address","name":"referral_","type":"address"}],"name":"buyTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"collateral_","type":"address"},{"internalType":"uint256","name":"investment_","type":"uint256"},{"internalType":"enum IIdoStorageState.Vesting","name":"vesting_","type":"uint8"},{"internalType":"address","name":"beneficiary_","type":"address"},{"internalType":"address","name":"referral_","type":"address"}],"name":"buyTokensFor","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getIdoStorage","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"collateral_","type":"address"}],"name":"getRaised","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"collateral_","type":"address"}],"name":"isCollateral","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token_","type":"address"},{"internalType":"uint256","name":"amount_","type":"uint256"}],"name":"recoverERC20","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000199340867e0a632df7fe12bbef3987a44f5b0bb600000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000002000000000000000000000000dac17f958d2ee523a2206206994597c13d831ec7000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48
-----Decoded View---------------
Arg [0] : idoStorage_ (address): 0x199340867e0a632df7Fe12BbEF3987A44f5B0bb6
Arg [1] : collaterals_ (address[]): 0xdAC17F958D2ee523a2206206994597C13D831ec7,0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48
-----Encoded View---------------
5 Constructor Arguments found :
Arg [0] : 000000000000000000000000199340867e0a632df7fe12bbef3987a44f5b0bb6
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000002
Arg [3] : 000000000000000000000000dac17f958d2ee523a2206206994597c13d831ec7
Arg [4] : 000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48
Loading...
Loading
Loading...
Loading
Multichain Portfolio | 26 Chains
Chain | Token | Portfolio % | Price | Amount | Value |
---|
Loading...
Loading
[ Download: CSV Export ]
A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.