Sponsored
MoonPay
Buy, sell and swap Ethereum with MoonPay.Buy Now!
Spend less on fees, more on crypto. Buy crypto easily with MoonPay Balance. 20M+ users trust MoonPay worldwide.
MetaMask
Manage your web3 everything with MetaMask. Try Now!
Ready to onboard to Ethereum? With MetaMask, you're in control.
eToro
One-stop crypto shop: trusted, simple & safe.
Don’t invest unless you’re prepared to lose all the money you invest.
Sponsored
Сoins.game
100 free spins for registration. Spin now!
Everyday giveaways up to 100 ETH, Lucky Spins. Deposit BONUS 300% and Cashbacks!
BC.GAME
- The Best ETH Casino Claim Now!
5000+ Slots & Live Casino Games, 50+cryptos. Register with Etherscan and get 760% deposit bonus. Win Big$, withdraw it fast.
Stake
200% Bonus, 100K Daily Giveaways, Instant Withdrawals Play Now!
Slots, Roulette, Poker & more - Proud sponsors of UFC, Everton & StakeF1 team!
Sponsored
BC.GAME
- The Best ETH Casino Claim Now!
5000+ Slots & Live Casino Games, 50+cryptos. Register with Etherscan and get 760% deposit bonus. Win Big$, withdraw it fast.
CryptoSlots
Play & Get 25 Free Spins at CryptoSlots Play Now
Anonymous play on awesome games - sign up now for 25 free jackpot spins - worth $100s!
CryptoWins
200% More Funds to Play on Us up to 4 BTC! Claim Now!
100s of games, generous bonuses, 20+ years of trusted gaming. Join CryptoWins & start winning today!
Overview
ETH Balance
0 ETH
Eth Value
$0.00More Info
Private Name Tags
ContractCreator
Latest 23 from a total of 23 transactions
| Transaction Hash |
Method
|
Block
|
From
|
To
|
|||||
|---|---|---|---|---|---|---|---|---|---|
| Withdraw | 11953794 | 1438 days ago | IN | 0 ETH | 0.03947115 | ||||
| Withdraw | 11827238 | 1457 days ago | IN | 0 ETH | 0.04938812 | ||||
| Withdraw | 11818384 | 1459 days ago | IN | 0 ETH | 0.0342486 | ||||
| Deposit | 11817408 | 1459 days ago | IN | 1 ETH | 0.05104026 | ||||
| Withdraw | 11817388 | 1459 days ago | IN | 0 ETH | 0.05017924 | ||||
| Deposit | 11817167 | 1459 days ago | IN | 0.4 ETH | 0.05836149 | ||||
| Deposit | 11813469 | 1459 days ago | IN | 0 ETH | 0.0051796 | ||||
| Deposit | 11813383 | 1459 days ago | IN | 0.13739574 ETH | 0.02631974 | ||||
| Deposit | 11812903 | 1459 days ago | IN | 0.02515317 ETH | 0.02921202 | ||||
| Deposit | 11812866 | 1459 days ago | IN | 0.059 ETH | 0.03192049 | ||||
| Deposit | 11812153 | 1459 days ago | IN | 0 ETH | 0.00631911 | ||||
| Deposit | 11811745 | 1460 days ago | IN | 0 ETH | 0.00538678 | ||||
| Deposit | 11811693 | 1460 days ago | IN | 0 ETH | 0.00549037 | ||||
| Deposit | 11811521 | 1460 days ago | IN | 0 ETH | 0.00761401 | ||||
| Deposit | 11811293 | 1460 days ago | IN | 15 ETH | 0.04351895 | ||||
| Deposit | 11811179 | 1460 days ago | IN | 0.0805079 ETH | 0.02879394 | ||||
| Deposit | 11811156 | 1460 days ago | IN | 0.3 ETH | 0.03040338 | ||||
| Deposit | 11811088 | 1460 days ago | IN | 0.16997257 ETH | 0.04985842 | ||||
| Deposit | 11811005 | 1460 days ago | IN | 0.11058934 ETH | 0.04907006 | ||||
| Deposit | 11810886 | 1460 days ago | IN | 0.25126406 ETH | 0.04211295 | ||||
| Deposit | 11810735 | 1460 days ago | IN | 20 ETH | 0.07780233 | ||||
| Deposit | 11810546 | 1460 days ago | IN | 0.1 ETH | 0.08636691 | ||||
| Deposit | 11809473 | 1460 days ago | IN | 0.1 ETH | 0.03726844 |
Latest 24 internal transactions
Advanced mode:
| Parent Transaction Hash | Block |
From
|
To
|
|||
|---|---|---|---|---|---|---|
| 11953794 | 1438 days ago | 0.04948949 ETH | ||||
| 11953794 | 1438 days ago | 0.04948949 ETH | ||||
| 11827238 | 1457 days ago | 8.1398293 ETH | ||||
| 11827238 | 1457 days ago | 8.1398293 ETH | ||||
| 11818384 | 1459 days ago | 0.05449932 ETH | ||||
| 11818384 | 1459 days ago | 0.05449932 ETH | ||||
| 11817408 | 1459 days ago | 1 ETH | ||||
| 11817388 | 1459 days ago | 15.1621205 ETH | ||||
| 11817388 | 1459 days ago | 15.1621205 ETH | ||||
| 11817167 | 1459 days ago | 0.4 ETH | ||||
| 11813383 | 1459 days ago | 0.13739574 ETH | ||||
| 11812903 | 1459 days ago | 0.02515317 ETH | ||||
| 11812866 | 1459 days ago | 0.059 ETH | ||||
| 11811293 | 1460 days ago | 15 ETH | ||||
| 11811179 | 1460 days ago | 0.0805079 ETH | ||||
| 11811156 | 1460 days ago | 0.3 ETH | ||||
| 11811088 | 1460 days ago | 0.16997257 ETH | ||||
| 11811005 | 1460 days ago | 0.11058934 ETH | ||||
| 11810886 | 1460 days ago | 0.25126406 ETH | ||||
| 11810781 | 1460 days ago | 0.1 ETH | ||||
| 11810781 | 1460 days ago | 0.1 ETH | ||||
| 11810735 | 1460 days ago | 20 ETH | ||||
| 11810546 | 1460 days ago | 0.1 ETH | ||||
| 11809473 | 1460 days ago | 0.1 ETH |
Loading...
Loading
Contract Source Code Verified (Exact Match)
Contract Name:
GEtherBridge
Compiler Version
v0.6.12+commit.27d51765
Contract Source Code (Solidity)
/**
*Submitted for verification at Etherscan.io on 2021-02-07
*/
// SPDX-License-Identifier: GPL-3.0-only
// File: @openzeppelin/contracts/GSN/Context.sol
pragma solidity >=0.6.0 <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 GSN 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 payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
return msg.data;
}
}
// File: @openzeppelin/contracts/access/Ownable.sol
pragma solidity >=0.6.0 <0.8.0;
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
// File: @openzeppelin/contracts/math/SafeMath.sol
pragma solidity >=0.6.0 <0.8.0;
/**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/
library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
// File: @openzeppelin/contracts/utils/ReentrancyGuard.sol
pragma solidity >=0.6.0 <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 () internal {
_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 make it call a
* `private` function that does the actual work.
*/
modifier nonReentrant() {
// On the first call to nonReentrant, _notEntered will be true
require(_status != _ENTERED, "ReentrancyGuard: reentrant call");
// Any calls to nonReentrant after this point will fail
_status = _ENTERED;
_;
// By storing the original value once again, a refund is triggered (see
// https://eips.ethereum.org/EIPS/eip-2200)
_status = _NOT_ENTERED;
}
}
// File: @openzeppelin/contracts/token/ERC20/IERC20.sol
pragma solidity >=0.6.0 <0.8.0;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @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 `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, 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 `sender` to `recipient` 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 sender, address recipient, uint256 amount) external returns (bool);
/**
* @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);
}
// File: contracts/ElasticERC20.sol
pragma solidity ^0.6.0;
/**
* @dev This contract is based on the OpenZeppelin ERC20 implementation,
* basically adding the elastic extensions.
*/
contract ElasticERC20 is Context, IERC20
{
using SafeMath for uint256;
uint8 constant UNSCALED_DECIMALS = 24;
uint256 constant UNSCALED_FACTOR = 10 ** uint256(UNSCALED_DECIMALS);
mapping (address => mapping (address => uint256)) private allowances_;
mapping (address => uint256) private unscaledBalances_;
uint256 private unscaledTotalSupply_;
string private name_;
string private symbol_;
uint8 private decimals_;
uint256 private scalingFactor_;
constructor (string memory _name, string memory _symbol) public
{
name_ = _name;
symbol_ = _symbol;
_setupDecimals(18);
}
function name() public view returns (string memory _name)
{
return name_;
}
function symbol() public view returns (string memory _symbol)
{
return symbol_;
}
function decimals() public view returns (uint8 _decimals)
{
return decimals_;
}
function totalSupply() public view override returns (uint256 _supply)
{
return _scale(unscaledTotalSupply_, scalingFactor_);
}
function balanceOf(address _account) public view override returns (uint256 _balance)
{
return _scale(unscaledBalances_[_account], scalingFactor_);
}
function allowance(address _owner, address _spender) public view virtual override returns (uint256 _allowance)
{
return allowances_[_owner][_spender];
}
function approve(address _spender, uint256 _amount) public virtual override returns (bool _success)
{
_approve(_msgSender(), _spender, _amount);
return true;
}
function increaseAllowance(address _spender, uint256 _addedValue) public virtual returns (bool _success)
{
_approve(_msgSender(), _spender, allowances_[_msgSender()][_spender].add(_addedValue));
return true;
}
function decreaseAllowance(address _spender, uint256 _subtractedValue) public virtual returns (bool _success)
{
_approve(_msgSender(), _spender, allowances_[_msgSender()][_spender].sub(_subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function transfer(address _recipient, uint256 _amount) public virtual override returns (bool _success)
{
_transfer(_msgSender(), _recipient, _amount);
return true;
}
function transferFrom(address _sender, address _recipient, uint256 _amount) public virtual override returns (bool _success)
{
_transfer(_sender, _recipient, _amount);
_approve(_sender, _msgSender(), allowances_[_sender][_msgSender()].sub(_amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function _approve(address _owner, address _spender, uint256 _amount) internal virtual
{
require(_owner != address(0), "ERC20: approve from the zero address");
require(_spender != address(0), "ERC20: approve to the zero address");
allowances_[_owner][_spender] = _amount;
emit Approval(_owner, _spender, _amount);
}
function _transfer(address _sender, address _recipient, uint256 _amount) internal virtual
{
uint256 _unscaledAmount = _unscale(_amount, scalingFactor_);
require(_sender != address(0), "ERC20: transfer from the zero address");
require(_recipient != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(_sender, _recipient, _amount);
unscaledBalances_[_sender] = unscaledBalances_[_sender].sub(_unscaledAmount, "ERC20: transfer amount exceeds balance");
unscaledBalances_[_recipient] = unscaledBalances_[_recipient].add(_unscaledAmount);
emit Transfer(_sender, _recipient, _amount);
}
function _mint(address _account, uint256 _amount) internal virtual
{
uint256 _unscaledAmount = _unscale(_amount, scalingFactor_);
require(_account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), _account, _amount);
unscaledTotalSupply_ = unscaledTotalSupply_.add(_unscaledAmount);
uint256 _maxScalingFactor = _calcMaxScalingFactor(unscaledTotalSupply_);
require(scalingFactor_ <= _maxScalingFactor, "unsupported scaling factor");
unscaledBalances_[_account] = unscaledBalances_[_account].add(_unscaledAmount);
emit Transfer(address(0), _account, _amount);
}
function _burn(address _account, uint256 _amount) internal virtual
{
uint256 _unscaledAmount = _unscale(_amount, scalingFactor_);
require(_account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(_account, address(0), _amount);
unscaledBalances_[_account] = unscaledBalances_[_account].sub(_unscaledAmount, "ERC20: burn amount exceeds balance");
unscaledTotalSupply_ = unscaledTotalSupply_.sub(_unscaledAmount);
emit Transfer(_account, address(0), _amount);
}
function _setupDecimals(uint8 _decimals) internal
{
decimals_ = _decimals;
scalingFactor_ = 10 ** uint256(_decimals);
}
function _beforeTokenTransfer(address _from, address _to, uint256 _amount) internal virtual { }
function unscaledTotalSupply() public view returns (uint256 _supply)
{
return unscaledTotalSupply_;
}
function unscaledBalanceOf(address _account) public view returns (uint256 _balance)
{
return unscaledBalances_[_account];
}
function scalingFactor() public view returns (uint256 _scalingFactor)
{
return scalingFactor_;
}
function maxScalingFactor() public view returns (uint256 _maxScalingFactor)
{
return _calcMaxScalingFactor(unscaledTotalSupply_);
}
function _calcMaxScalingFactor(uint256 _unscaledTotalSupply) internal pure returns (uint256 _maxScalingFactor)
{
return uint256(-1).div(_unscaledTotalSupply);
}
function _scale(uint256 _unscaledAmount, uint256 _scalingFactor) internal pure returns (uint256 _amount)
{
return _unscaledAmount.mul(_scalingFactor).div(UNSCALED_FACTOR);
}
function _unscale(uint256 _amount, uint256 _scalingFactor) internal pure returns (uint256 _unscaledAmount)
{
return _amount.mul(UNSCALED_FACTOR).div(_scalingFactor);
}
function _setScalingFactor(uint256 _scalingFactor) internal
{
uint256 _maxScalingFactor = _calcMaxScalingFactor(unscaledTotalSupply_);
require(0 < _scalingFactor && _scalingFactor <= _maxScalingFactor, "unsupported scaling factor");
scalingFactor_ = _scalingFactor;
}
}
// File: contracts/Executor.sol
pragma solidity ^0.6.0;
/**
* @dev This library provides support for the dynamic execution of external
* contract calls.
*/
library Executor
{
struct Target {
address to;
bytes data;
}
function addTarget(Target[] storage _targets, address _to, bytes memory _data) internal
{
_targets.push(Target({ to: _to, data: _data }));
}
function removeTarget(Target[] storage _targets, uint256 _index) internal
{
require(_index < _targets.length, "invalid index");
_targets[_index] = _targets[_targets.length - 1];
_targets.pop();
}
function executeAll(Target[] storage _targets) internal
{
for (uint256 _i = 0; _i < _targets.length; _i++) {
Target storage _target = _targets[_i];
bool _success = _externalCall(_target.to, _target.data);
require(_success, "call failed");
}
}
function _externalCall(address _to, bytes memory _data) private returns (bool _success)
{
assembly {
_success := call(gas(), _to, 0, add(_data, 0x20), mload(_data), 0, 0)
}
}
}
// File: contracts/GElastic.sol
pragma solidity ^0.6.0;
/**
* @dev This interface exposes the base functionality of GElasticToken.
*/
interface GElastic
{
// view functions
function referenceToken() external view returns (address _referenceToken);
function treasury() external view returns (address _treasury);
function rebaseMinimumDeviation() external view returns (uint256 _rebaseMinimumDeviation);
function rebaseDampeningFactor() external view returns (uint256 _rebaseDampeningFactor);
function rebaseTreasuryMintPercent() external view returns (uint256 _rebaseTreasuryMintPercent);
function rebaseTimingParameters() external view returns (uint256 _rebaseMinimumInterval, uint256 _rebaseWindowOffset, uint256 _rebaseWindowLength);
function rebaseActive() external view returns (bool _rebaseActive);
function rebaseAvailable() external view returns (bool _available);
function lastRebaseTime() external view returns (uint256 _lastRebaseTime);
function epoch() external view returns (uint256 _epoch);
function lastExchangeRate() external view returns (uint256 _exchangeRate);
function currentExchangeRate() external view returns (uint256 _exchangeRate);
function pair() external view returns (address _pair);
// open functions
function rebase() external;
// priviledged functions
function activateOracle(address _pair) external;
function activateRebase() external;
function setTreasury(address _newTreasury) external;
function setRebaseMinimumDeviation(uint256 _newRebaseMinimumDeviation) external;
function setRebaseDampeningFactor(uint256 _newRebaseDampeningFactor) external;
function setRebaseTreasuryMintPercent(uint256 _newRebaseTreasuryMintPercent) external;
function setRebaseTimingParameters(uint256 _newRebaseMinimumInterval, uint256 _newRebaseWindowOffset, uint256 _newRebaseWindowLength) external;
function addPostRebaseTarget(address _to, bytes memory _data) external;
function removePostRebaseTarget(uint256 _index) external;
// emitted events
event Rebase(uint256 indexed _epoch, uint256 _oldScalingFactor, uint256 _newScalingFactor);
event ChangeTreasury(address _oldTreasury, address _newTreasury);
event ChangeRebaseMinimumDeviation(uint256 _oldRebaseMinimumDeviation, uint256 _newRebaseMinimumDeviation);
event ChangeRebaseDampeningFactor(uint256 _oldRebaseDampeningFactor, uint256 _newRebaseDampeningFactor);
event ChangeRebaseTreasuryMintPercent(uint256 _oldRebaseTreasuryMintPercent, uint256 _newRebaseTreasuryMintPercent);
event ChangeRebaseTimingParameters(uint256 _oldRebaseMinimumInterval, uint256 _oldRebaseWindowOffset, uint256 _oldRebaseWindowLength, uint256 _newRebaseMinimumInterval, uint256 _newRebaseWindowOffset, uint256 _newRebaseWindowLength);
event AddPostRebaseTarget(address indexed _to, bytes _data);
event RemovePostRebaseTarget(address indexed _to, bytes _data);
}
// File: contracts/GElasticTokenManager.sol
pragma solidity ^0.6.0;
/**
* @dev This library helps managing rebase parameters and calculations.
*/
library GElasticTokenManager
{
using SafeMath for uint256;
using GElasticTokenManager for GElasticTokenManager.Self;
uint256 constant MAXIMUM_REBASE_TREASURY_MINT_PERCENT = 25e16; // 25%
uint256 constant DEFAULT_REBASE_MINIMUM_INTERVAL = 24 hours;
uint256 constant DEFAULT_REBASE_WINDOW_OFFSET = 17 hours; // 5PM UTC
uint256 constant DEFAULT_REBASE_WINDOW_LENGTH = 1 hours;
uint256 constant DEFAULT_REBASE_MINIMUM_DEVIATION = 5e16; // 5%
uint256 constant DEFAULT_REBASE_DAMPENING_FACTOR = 10; // 10x to reach 100%
uint256 constant DEFAULT_REBASE_TREASURY_MINT_PERCENT = 10e16; // 10%
struct Self {
address treasury;
uint256 rebaseMinimumDeviation;
uint256 rebaseDampeningFactor;
uint256 rebaseTreasuryMintPercent;
uint256 rebaseMinimumInterval;
uint256 rebaseWindowOffset;
uint256 rebaseWindowLength;
bool rebaseActive;
uint256 lastRebaseTime;
uint256 epoch;
}
function init(Self storage _self, address _treasury) public
{
_self.treasury = _treasury;
_self.rebaseMinimumDeviation = DEFAULT_REBASE_MINIMUM_DEVIATION;
_self.rebaseDampeningFactor = DEFAULT_REBASE_DAMPENING_FACTOR;
_self.rebaseTreasuryMintPercent = DEFAULT_REBASE_TREASURY_MINT_PERCENT;
_self.rebaseMinimumInterval = DEFAULT_REBASE_MINIMUM_INTERVAL;
_self.rebaseWindowOffset = DEFAULT_REBASE_WINDOW_OFFSET;
_self.rebaseWindowLength = DEFAULT_REBASE_WINDOW_LENGTH;
_self.rebaseActive = false;
_self.lastRebaseTime = 0;
_self.epoch = 0;
}
function activateRebase(Self storage _self) public
{
require(!_self.rebaseActive, "already active");
_self.rebaseActive = true;
_self.lastRebaseTime = now.sub(now.mod(_self.rebaseMinimumInterval)).add(_self.rebaseWindowOffset);
}
function setTreasury(Self storage _self, address _treasury) public
{
require(_treasury != address(0), "invalid treasury");
_self.treasury = _treasury;
}
function setRebaseMinimumDeviation(Self storage _self, uint256 _rebaseMinimumDeviation) public
{
require(_rebaseMinimumDeviation > 0, "invalid minimum deviation");
_self.rebaseMinimumDeviation = _rebaseMinimumDeviation;
}
function setRebaseDampeningFactor(Self storage _self, uint256 _rebaseDampeningFactor) public
{
require(_rebaseDampeningFactor > 0, "invalid dampening factor");
_self.rebaseDampeningFactor = _rebaseDampeningFactor;
}
function setRebaseTreasuryMintPercent(Self storage _self, uint256 _rebaseTreasuryMintPercent) public
{
require(_rebaseTreasuryMintPercent <= MAXIMUM_REBASE_TREASURY_MINT_PERCENT, "invalid percent");
_self.rebaseTreasuryMintPercent = _rebaseTreasuryMintPercent;
}
function setRebaseTimingParameters(Self storage _self, uint256 _rebaseMinimumInterval, uint256 _rebaseWindowOffset, uint256 _rebaseWindowLength) public
{
require(_rebaseMinimumInterval > 0, "invalid interval");
require(_rebaseWindowOffset.add(_rebaseWindowLength) <= _rebaseMinimumInterval, "invalid window");
_self.rebaseMinimumInterval = _rebaseMinimumInterval;
_self.rebaseWindowOffset = _rebaseWindowOffset;
_self.rebaseWindowLength = _rebaseWindowLength;
}
function rebaseAvailable(Self storage _self) public view returns (bool _available)
{
return _self._rebaseAvailable();
}
function rebase(Self storage _self, uint256 _exchangeRate, uint256 _totalSupply) public returns (uint256 _delta, bool _positive, uint256 _mintAmount)
{
require(_self._rebaseAvailable(), "not available");
_self.lastRebaseTime = now.sub(now.mod(_self.rebaseMinimumInterval)).add(_self.rebaseWindowOffset);
_self.epoch = _self.epoch.add(1);
_positive = _exchangeRate > 1e18;
uint256 _deviation = _positive ? _exchangeRate.sub(1e18) : uint256(1e18).sub(_exchangeRate);
if (_deviation < _self.rebaseMinimumDeviation) {
_deviation = 0;
_positive = false;
}
_delta = _deviation.div(_self.rebaseDampeningFactor);
_mintAmount = 0;
if (_positive) {
uint256 _mintPercent = _delta.mul(_self.rebaseTreasuryMintPercent).div(1e18);
_delta = _delta.sub(_mintPercent);
_mintAmount = _totalSupply.mul(_mintPercent).div(1e18);
}
return (_delta, _positive, _mintAmount);
}
function _rebaseAvailable(Self storage _self) internal view returns (bool _available)
{
if (!_self.rebaseActive) return false;
if (now < _self.lastRebaseTime.add(_self.rebaseMinimumInterval)) return false;
uint256 _offset = now.mod(_self.rebaseMinimumInterval);
return _self.rebaseWindowOffset <= _offset && _offset < _self.rebaseWindowOffset.add(_self.rebaseWindowLength);
}
}
// File: @uniswap/lib/contracts/libraries/FullMath.sol
pragma solidity >=0.4.0;
// taken from https://medium.com/coinmonks/math-in-solidity-part-3-percents-and-proportions-4db014e080b1
// license is CC-BY-4.0
library FullMath {
function fullMul(uint256 x, uint256 y) internal pure returns (uint256 l, uint256 h) {
uint256 mm = mulmod(x, y, uint256(-1));
l = x * y;
h = mm - l;
if (mm < l) h -= 1;
}
function fullDiv(
uint256 l,
uint256 h,
uint256 d
) private pure returns (uint256) {
uint256 pow2 = d & -d;
d /= pow2;
l /= pow2;
l += h * ((-pow2) / pow2 + 1);
uint256 r = 1;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
return l * r;
}
function mulDiv(
uint256 x,
uint256 y,
uint256 d
) internal pure returns (uint256) {
(uint256 l, uint256 h) = fullMul(x, y);
uint256 mm = mulmod(x, y, d);
if (mm > l) h -= 1;
l -= mm;
if (h == 0) return l / d;
require(h < d, 'FullMath: FULLDIV_OVERFLOW');
return fullDiv(l, h, d);
}
}
// File: @uniswap/lib/contracts/libraries/Babylonian.sol
pragma solidity >=0.4.0;
// computes square roots using the babylonian method
// https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method
library Babylonian {
// credit for this implementation goes to
// https://github.com/abdk-consulting/abdk-libraries-solidity/blob/master/ABDKMath64x64.sol#L687
function sqrt(uint256 x) internal pure returns (uint256) {
if (x == 0) return 0;
// this block is equivalent to r = uint256(1) << (BitMath.mostSignificantBit(x) / 2);
// however that code costs significantly more gas
uint256 xx = x;
uint256 r = 1;
if (xx >= 0x100000000000000000000000000000000) {
xx >>= 128;
r <<= 64;
}
if (xx >= 0x10000000000000000) {
xx >>= 64;
r <<= 32;
}
if (xx >= 0x100000000) {
xx >>= 32;
r <<= 16;
}
if (xx >= 0x10000) {
xx >>= 16;
r <<= 8;
}
if (xx >= 0x100) {
xx >>= 8;
r <<= 4;
}
if (xx >= 0x10) {
xx >>= 4;
r <<= 2;
}
if (xx >= 0x8) {
r <<= 1;
}
r = (r + x / r) >> 1;
r = (r + x / r) >> 1;
r = (r + x / r) >> 1;
r = (r + x / r) >> 1;
r = (r + x / r) >> 1;
r = (r + x / r) >> 1;
r = (r + x / r) >> 1; // Seven iterations should be enough
uint256 r1 = x / r;
return (r < r1 ? r : r1);
}
}
// File: @uniswap/lib/contracts/libraries/BitMath.sol
pragma solidity >=0.5.0;
library BitMath {
// returns the 0 indexed position of the most significant bit of the input x
// s.t. x >= 2**msb and x < 2**(msb+1)
function mostSignificantBit(uint256 x) internal pure returns (uint8 r) {
require(x > 0, 'BitMath::mostSignificantBit: zero');
if (x >= 0x100000000000000000000000000000000) {
x >>= 128;
r += 128;
}
if (x >= 0x10000000000000000) {
x >>= 64;
r += 64;
}
if (x >= 0x100000000) {
x >>= 32;
r += 32;
}
if (x >= 0x10000) {
x >>= 16;
r += 16;
}
if (x >= 0x100) {
x >>= 8;
r += 8;
}
if (x >= 0x10) {
x >>= 4;
r += 4;
}
if (x >= 0x4) {
x >>= 2;
r += 2;
}
if (x >= 0x2) r += 1;
}
// returns the 0 indexed position of the least significant bit of the input x
// s.t. (x & 2**lsb) != 0 and (x & (2**(lsb) - 1)) == 0)
// i.e. the bit at the index is set and the mask of all lower bits is 0
function leastSignificantBit(uint256 x) internal pure returns (uint8 r) {
require(x > 0, 'BitMath::leastSignificantBit: zero');
r = 255;
if (x & uint128(-1) > 0) {
r -= 128;
} else {
x >>= 128;
}
if (x & uint64(-1) > 0) {
r -= 64;
} else {
x >>= 64;
}
if (x & uint32(-1) > 0) {
r -= 32;
} else {
x >>= 32;
}
if (x & uint16(-1) > 0) {
r -= 16;
} else {
x >>= 16;
}
if (x & uint8(-1) > 0) {
r -= 8;
} else {
x >>= 8;
}
if (x & 0xf > 0) {
r -= 4;
} else {
x >>= 4;
}
if (x & 0x3 > 0) {
r -= 2;
} else {
x >>= 2;
}
if (x & 0x1 > 0) r -= 1;
}
}
// File: @uniswap/lib/contracts/libraries/FixedPoint.sol
pragma solidity >=0.4.0;
// a library for handling binary fixed point numbers (https://en.wikipedia.org/wiki/Q_(number_format))
library FixedPoint {
// range: [0, 2**112 - 1]
// resolution: 1 / 2**112
struct uq112x112 {
uint224 _x;
}
// range: [0, 2**144 - 1]
// resolution: 1 / 2**112
struct uq144x112 {
uint256 _x;
}
uint8 public constant RESOLUTION = 112;
uint256 public constant Q112 = 0x10000000000000000000000000000; // 2**112
uint256 private constant Q224 = 0x100000000000000000000000000000000000000000000000000000000; // 2**224
uint256 private constant LOWER_MASK = 0xffffffffffffffffffffffffffff; // decimal of UQ*x112 (lower 112 bits)
// encode a uint112 as a UQ112x112
function encode(uint112 x) internal pure returns (uq112x112 memory) {
return uq112x112(uint224(x) << RESOLUTION);
}
// encodes a uint144 as a UQ144x112
function encode144(uint144 x) internal pure returns (uq144x112 memory) {
return uq144x112(uint256(x) << RESOLUTION);
}
// decode a UQ112x112 into a uint112 by truncating after the radix point
function decode(uq112x112 memory self) internal pure returns (uint112) {
return uint112(self._x >> RESOLUTION);
}
// decode a UQ144x112 into a uint144 by truncating after the radix point
function decode144(uq144x112 memory self) internal pure returns (uint144) {
return uint144(self._x >> RESOLUTION);
}
// multiply a UQ112x112 by a uint, returning a UQ144x112
// reverts on overflow
function mul(uq112x112 memory self, uint256 y) internal pure returns (uq144x112 memory) {
uint256 z = 0;
require(y == 0 || (z = self._x * y) / y == self._x, 'FixedPoint::mul: overflow');
return uq144x112(z);
}
// multiply a UQ112x112 by an int and decode, returning an int
// reverts on overflow
function muli(uq112x112 memory self, int256 y) internal pure returns (int256) {
uint256 z = FullMath.mulDiv(self._x, uint256(y < 0 ? -y : y), Q112);
require(z < 2**255, 'FixedPoint::muli: overflow');
return y < 0 ? -int256(z) : int256(z);
}
// multiply a UQ112x112 by a UQ112x112, returning a UQ112x112
// lossy
function muluq(uq112x112 memory self, uq112x112 memory other) internal pure returns (uq112x112 memory) {
if (self._x == 0 || other._x == 0) {
return uq112x112(0);
}
uint112 upper_self = uint112(self._x >> RESOLUTION); // * 2^0
uint112 lower_self = uint112(self._x & LOWER_MASK); // * 2^-112
uint112 upper_other = uint112(other._x >> RESOLUTION); // * 2^0
uint112 lower_other = uint112(other._x & LOWER_MASK); // * 2^-112
// partial products
uint224 upper = uint224(upper_self) * upper_other; // * 2^0
uint224 lower = uint224(lower_self) * lower_other; // * 2^-224
uint224 uppers_lowero = uint224(upper_self) * lower_other; // * 2^-112
uint224 uppero_lowers = uint224(upper_other) * lower_self; // * 2^-112
// so the bit shift does not overflow
require(upper <= uint112(-1), 'FixedPoint::muluq: upper overflow');
// this cannot exceed 256 bits, all values are 224 bits
uint256 sum = uint256(upper << RESOLUTION) + uppers_lowero + uppero_lowers + (lower >> RESOLUTION);
// so the cast does not overflow
require(sum <= uint224(-1), 'FixedPoint::muluq: sum overflow');
return uq112x112(uint224(sum));
}
// divide a UQ112x112 by a UQ112x112, returning a UQ112x112
function divuq(uq112x112 memory self, uq112x112 memory other) internal pure returns (uq112x112 memory) {
require(other._x > 0, 'FixedPoint::divuq: division by zero');
if (self._x == other._x) {
return uq112x112(uint224(Q112));
}
if (self._x <= uint144(-1)) {
uint256 value = (uint256(self._x) << RESOLUTION) / other._x;
require(value <= uint224(-1), 'FixedPoint::divuq: overflow');
return uq112x112(uint224(value));
}
uint256 result = FullMath.mulDiv(Q112, self._x, other._x);
require(result <= uint224(-1), 'FixedPoint::divuq: overflow');
return uq112x112(uint224(result));
}
// returns a UQ112x112 which represents the ratio of the numerator to the denominator
// can be lossy
function fraction(uint256 numerator, uint256 denominator) internal pure returns (uq112x112 memory) {
require(denominator > 0, 'FixedPoint::fraction: division by zero');
if (numerator == 0) return FixedPoint.uq112x112(0);
if (numerator <= uint144(-1)) {
uint256 result = (numerator << RESOLUTION) / denominator;
require(result <= uint224(-1), 'FixedPoint::fraction: overflow');
return uq112x112(uint224(result));
} else {
uint256 result = FullMath.mulDiv(numerator, Q112, denominator);
require(result <= uint224(-1), 'FixedPoint::fraction: overflow');
return uq112x112(uint224(result));
}
}
// take the reciprocal of a UQ112x112
// reverts on overflow
// lossy
function reciprocal(uq112x112 memory self) internal pure returns (uq112x112 memory) {
require(self._x != 0, 'FixedPoint::reciprocal: reciprocal of zero');
require(self._x != 1, 'FixedPoint::reciprocal: overflow');
return uq112x112(uint224(Q224 / self._x));
}
// square root of a UQ112x112
// lossy between 0/1 and 40 bits
function sqrt(uq112x112 memory self) internal pure returns (uq112x112 memory) {
if (self._x <= uint144(-1)) {
return uq112x112(uint224(Babylonian.sqrt(uint256(self._x) << 112)));
}
uint8 safeShiftBits = 255 - BitMath.mostSignificantBit(self._x);
safeShiftBits -= safeShiftBits % 2;
return uq112x112(uint224(Babylonian.sqrt(uint256(self._x) << safeShiftBits) << ((112 - safeShiftBits) / 2)));
}
}
// File: @uniswap/v2-core/contracts/interfaces/IUniswapV2Pair.sol
pragma solidity >=0.5.0;
interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
event Mint(address indexed sender, uint amount0, uint amount1);
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(
address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to
);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);
function mint(address to) external returns (uint liquidity);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
// File: @uniswap/v2-periphery/contracts/libraries/UniswapV2OracleLibrary.sol
pragma solidity >=0.5.0;
// library with helper methods for oracles that are concerned with computing average prices
library UniswapV2OracleLibrary {
using FixedPoint for *;
// helper function that returns the current block timestamp within the range of uint32, i.e. [0, 2**32 - 1]
function currentBlockTimestamp() internal view returns (uint32) {
return uint32(block.timestamp % 2 ** 32);
}
// produces the cumulative price using counterfactuals to save gas and avoid a call to sync.
function currentCumulativePrices(
address pair
) internal view returns (uint price0Cumulative, uint price1Cumulative, uint32 blockTimestamp) {
blockTimestamp = currentBlockTimestamp();
price0Cumulative = IUniswapV2Pair(pair).price0CumulativeLast();
price1Cumulative = IUniswapV2Pair(pair).price1CumulativeLast();
// if time has elapsed since the last update on the pair, mock the accumulated price values
(uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast) = IUniswapV2Pair(pair).getReserves();
if (blockTimestampLast != blockTimestamp) {
// subtraction overflow is desired
uint32 timeElapsed = blockTimestamp - blockTimestampLast;
// addition overflow is desired
// counterfactual
price0Cumulative += uint(FixedPoint.fraction(reserve1, reserve0)._x) * timeElapsed;
// counterfactual
price1Cumulative += uint(FixedPoint.fraction(reserve0, reserve1)._x) * timeElapsed;
}
}
}
// File: contracts/interop/UniswapV2.sol
pragma solidity ^0.6.0;
/**
* @dev Minimal set of declarations for Uniswap V2 interoperability.
*/
interface Factory
{
function getPair(address _tokenA, address _tokenB) external view returns (address _pair);
function createPair(address _tokenA, address _tokenB) external returns (address _pair);
}
interface PoolToken is IERC20
{
}
interface Pair is PoolToken
{
function token0() external view returns (address _token0);
function token1() external view returns (address _token1);
function price0CumulativeLast() external view returns (uint256 _price0CumulativeLast);
function price1CumulativeLast() external view returns (uint256 _price1CumulativeLast);
function getReserves() external view returns (uint112 _reserve0, uint112 _reserve1, uint32 _blockTimestampLast);
function mint(address _to) external returns (uint256 _liquidity);
function sync() external;
}
interface Router01
{
function WETH() external pure returns (address _token);
function addLiquidity(address _tokenA, address _tokenB, uint256 _amountADesired, uint256 _amountBDesired, uint256 _amountAMin, uint256 _amountBMin, address _to, uint256 _deadline) external returns (uint256 _amountA, uint256 _amountB, uint256 _liquidity);
function removeLiquidity(address _tokenA, address _tokenB, uint256 _liquidity, uint256 _amountAMin, uint256 _amountBMin, address _to, uint256 _deadline) external returns (uint256 _amountA, uint256 _amountB);
function swapExactTokensForTokens(uint256 _amountIn, uint256 _amountOutMin, address[] calldata _path, address _to, uint256 _deadline) external returns (uint256[] memory _amounts);
function swapETHForExactTokens(uint256 _amountOut, address[] calldata _path, address _to, uint256 _deadline) external payable returns (uint256[] memory _amounts);
function getAmountOut(uint256 _amountIn, uint256 _reserveIn, uint256 _reserveOut) external pure returns (uint256 _amountOut);
}
interface Router02 is Router01
{
}
// File: contracts/GPriceOracle.sol
pragma solidity ^0.6.0;
/**
* @dev This library implements a TWAP oracle on Uniswap V2. Based on
* https://github.com/Uniswap/uniswap-v2-periphery/blob/master/contracts/examples/ExampleOracleSimple.sol
*/
library GPriceOracle
{
using FixedPoint for FixedPoint.uq112x112;
using FixedPoint for FixedPoint.uq144x112;
using GPriceOracle for GPriceOracle.Self;
uint256 constant DEFAULT_MINIMUM_INTERVAL = 23 hours;
struct Self {
address pair;
bool use0;
uint256 minimumInterval;
uint256 priceCumulativeLast;
uint32 blockTimestampLast;
FixedPoint.uq112x112 priceAverage;
}
function init(Self storage _self) public
{
_self.pair = address(0);
_self.minimumInterval = DEFAULT_MINIMUM_INTERVAL;
}
function active(Self storage _self) public view returns (bool _isActive)
{
return _self._active();
}
function activate(Self storage _self, address _pair, bool _use0) public
{
require(!_self._active(), "already active");
require(_pair != address(0), "invalid pair");
_self.pair = _pair;
_self.use0 = _use0;
_self.priceCumulativeLast = _use0 ? Pair(_pair).price0CumulativeLast() : Pair(_pair).price1CumulativeLast();
uint112 reserve0;
uint112 reserve1;
(reserve0, reserve1, _self.blockTimestampLast) = Pair(_pair).getReserves();
require(reserve0 > 0 && reserve1 > 0, "no reserves"); // ensure that there's liquidity in the pair
}
function changeMinimumInterval(Self storage _self, uint256 _minimumInterval) public
{
require(_minimumInterval > 0, "invalid interval");
_self.minimumInterval = _minimumInterval;
}
function consultLastPrice(Self storage _self, uint256 _amountIn) public view returns (uint256 _amountOut)
{
require(_self._active(), "not active");
return _self.priceAverage.mul(_amountIn).decode144();
}
function consultCurrentPrice(Self storage _self, uint256 _amountIn) public view returns (uint256 _amountOut)
{
require(_self._active(), "not active");
(,, FixedPoint.uq112x112 memory _priceAverage) = _self._estimatePrice(false);
return _priceAverage.mul(_amountIn).decode144();
}
function updatePrice(Self storage _self) public
{
require(_self._active(), "not active");
(_self.priceCumulativeLast, _self.blockTimestampLast, _self.priceAverage) = _self._estimatePrice(true);
}
function _active(Self storage _self) internal view returns (bool _isActive)
{
return _self.pair != address(0);
}
function _estimatePrice(Self storage _self, bool _enforceTimeElapsed) internal view returns (uint256 _priceCumulative, uint32 _blockTimestamp, FixedPoint.uq112x112 memory _priceAverage)
{
uint256 _price0Cumulative;
uint256 _price1Cumulative;
(_price0Cumulative, _price1Cumulative, _blockTimestamp) = UniswapV2OracleLibrary.currentCumulativePrices(_self.pair);
_priceCumulative = _self.use0 ? _price0Cumulative : _price1Cumulative;
uint32 _timeElapsed = _blockTimestamp - _self.blockTimestampLast; // overflow is desired
// ensure that at least one full interval has passed since the last update
if (_enforceTimeElapsed) {
require(_timeElapsed >= _self.minimumInterval, "minimum interval not elapsed");
}
// overflow is desired, casting never truncates
// cumulative price is in (uq112x112 price * seconds) units so we simply wrap it after division by time elapsed
_priceAverage = FixedPoint.uq112x112(uint224((_priceCumulative - _self.priceCumulativeLast) / _timeElapsed));
}
}
// File: contracts/modules/Math.sol
pragma solidity ^0.6.0;
/**
* @dev This library implements auxiliary math definitions.
*/
library Math
{
function _min(uint256 _amount1, uint256 _amount2) internal pure returns (uint256 _minAmount)
{
return _amount1 < _amount2 ? _amount1 : _amount2;
}
function _max(uint256 _amount1, uint256 _amount2) internal pure returns (uint256 _maxAmount)
{
return _amount1 > _amount2 ? _amount1 : _amount2;
}
}
// File: contracts/GElasticToken.sol
pragma solidity ^0.6.0;
/**
* @notice This contract implements an ERC20 compatible elastic token that
* rebases according to the TWAP of another token. Inspired by AMPL and YAM.
*/
contract GElasticToken is ElasticERC20, Ownable, ReentrancyGuard, GElastic
{
using SafeMath for uint256;
using GElasticTokenManager for GElasticTokenManager.Self;
using GPriceOracle for GPriceOracle.Self;
using Executor for Executor.Target[];
address public immutable override referenceToken;
GElasticTokenManager.Self etm;
GPriceOracle.Self oracle;
Executor.Target[] public targets;
modifier onlyEOA()
{
require(tx.origin == _msgSender(), "not an externally owned account");
_;
}
constructor (string memory _name, string memory _symbol, uint8 _decimals, address _referenceToken, uint256 _initialSupply)
ElasticERC20(_name, _symbol) public
{
address _treasury = msg.sender;
_setupDecimals(_decimals);
assert(_referenceToken != address(0));
referenceToken = _referenceToken;
etm.init(_treasury);
oracle.init();
_mint(_treasury, _initialSupply);
}
function treasury() external view override returns (address _treasury)
{
return etm.treasury;
}
function rebaseMinimumDeviation() external view override returns (uint256 _rebaseMinimumDeviation)
{
return etm.rebaseMinimumDeviation;
}
function rebaseDampeningFactor() external view override returns (uint256 _rebaseDampeningFactor)
{
return etm.rebaseDampeningFactor;
}
function rebaseTreasuryMintPercent() external view override returns (uint256 _rebaseTreasuryMintPercent)
{
return etm.rebaseTreasuryMintPercent;
}
function rebaseTimingParameters() external view override returns (uint256 _rebaseMinimumInterval, uint256 _rebaseWindowOffset, uint256 _rebaseWindowLength)
{
return (etm.rebaseMinimumInterval, etm.rebaseWindowOffset, etm.rebaseWindowLength);
}
function rebaseAvailable() external view override returns (bool _rebaseAvailable)
{
return etm.rebaseAvailable();
}
function rebaseActive() external view override returns (bool _rebaseActive)
{
return etm.rebaseActive;
}
function lastRebaseTime() external view override returns (uint256 _lastRebaseTime)
{
return etm.lastRebaseTime;
}
function epoch() external view override returns (uint256 _epoch)
{
return etm.epoch;
}
function lastExchangeRate() external view override returns (uint256 _exchangeRate)
{
return oracle.consultLastPrice(10 ** uint256(decimals()));
}
function currentExchangeRate() external view override returns (uint256 _exchangeRate)
{
return oracle.consultCurrentPrice(10 ** uint256(decimals()));
}
function pair() external view override returns (address _pair)
{
return oracle.pair;
}
function rebase() external override onlyEOA nonReentrant
{
oracle.updatePrice();
uint256 _exchangeRate = oracle.consultLastPrice(10 ** uint256(decimals()));
uint256 _totalSupply = totalSupply();
(uint256 _delta, bool _positive, uint256 _mintAmount) = etm.rebase(_exchangeRate, _totalSupply);
_rebase(etm.epoch, _delta, _positive);
if (_mintAmount > 0) {
_mint(etm.treasury, _mintAmount);
}
// updates cached reserve balances wherever necessary
Pair(oracle.pair).sync();
targets.executeAll();
}
function activateOracle(address _pair) external override onlyOwner nonReentrant
{
address _token0 = Pair(_pair).token0();
address _token1 = Pair(_pair).token1();
require(_token0 == address(this) && _token1 == referenceToken || _token1 == address(this) && _token0 == referenceToken, "invalid pair");
oracle.activate(_pair, _token0 == address(this));
}
function activateRebase() external override onlyOwner nonReentrant
{
require(oracle.active(), "not available");
etm.activateRebase();
}
function setTreasury(address _newTreasury) external override onlyOwner nonReentrant
{
address _oldTreasury = etm.treasury;
etm.setTreasury(_newTreasury);
emit ChangeTreasury(_oldTreasury, _newTreasury);
}
function setRebaseMinimumDeviation(uint256 _newRebaseMinimumDeviation) external override onlyOwner nonReentrant
{
uint256 _oldRebaseMinimumDeviation = etm.rebaseMinimumDeviation;
etm.setRebaseMinimumDeviation(_newRebaseMinimumDeviation);
emit ChangeRebaseMinimumDeviation(_oldRebaseMinimumDeviation, _newRebaseMinimumDeviation);
}
function setRebaseDampeningFactor(uint256 _newRebaseDampeningFactor) external override onlyOwner nonReentrant
{
uint256 _oldRebaseDampeningFactor = etm.rebaseDampeningFactor;
etm.setRebaseDampeningFactor(_newRebaseDampeningFactor);
emit ChangeRebaseDampeningFactor(_oldRebaseDampeningFactor, _newRebaseDampeningFactor);
}
function setRebaseTreasuryMintPercent(uint256 _newRebaseTreasuryMintPercent) external override onlyOwner nonReentrant
{
uint256 _oldRebaseTreasuryMintPercent = etm.rebaseTreasuryMintPercent;
etm.setRebaseTreasuryMintPercent(_newRebaseTreasuryMintPercent);
emit ChangeRebaseTreasuryMintPercent(_oldRebaseTreasuryMintPercent, _newRebaseTreasuryMintPercent);
}
function setRebaseTimingParameters(uint256 _newRebaseMinimumInterval, uint256 _newRebaseWindowOffset, uint256 _newRebaseWindowLength) external override onlyOwner nonReentrant
{
uint256 _oldRebaseMinimumInterval = etm.rebaseMinimumInterval;
uint256 _oldRebaseWindowOffset = etm.rebaseWindowOffset;
uint256 _oldRebaseWindowLength = etm.rebaseWindowLength;
etm.setRebaseTimingParameters(_newRebaseMinimumInterval, _newRebaseWindowOffset, _newRebaseWindowLength);
oracle.changeMinimumInterval(_newRebaseMinimumInterval.sub(_newRebaseWindowLength));
emit ChangeRebaseTimingParameters(_oldRebaseMinimumInterval, _oldRebaseWindowOffset, _oldRebaseWindowLength, _newRebaseMinimumInterval, _newRebaseWindowOffset, _newRebaseWindowLength);
}
function addPostRebaseTarget(address _to, bytes memory _data) external override onlyOwner nonReentrant
{
_addPostRebaseTarget(_to, _data);
}
function removePostRebaseTarget(uint256 _index) external override onlyOwner nonReentrant
{
_removePostRebaseTarget(_index);
}
function addBalancerPostRebaseTarget(address _pool) external onlyOwner nonReentrant
{
_addPostRebaseTarget(_pool, abi.encodeWithSignature("gulp(address)", address(this)));
}
function addUniswapV2PostRebaseTarget(address _pair) external onlyOwner nonReentrant
{
_addPostRebaseTarget(_pair, abi.encodeWithSignature("sync()"));
}
function _addPostRebaseTarget(address _to, bytes memory _data) internal
{
targets.addTarget(_to, _data);
emit AddPostRebaseTarget(_to, _data);
}
function _removePostRebaseTarget(uint256 _index) internal
{
Executor.Target storage _target = targets[_index];
address _to = _target.to;
bytes memory _data = _target.data;
targets.removeTarget(_index);
emit RemovePostRebaseTarget(_to, _data);
}
function _rebase(uint256 _epoch, uint256 _delta, bool _positive) internal virtual
{
uint256 _oldScalingFactor = scalingFactor();
uint256 _newScalingFactor;
if (_delta == 0) {
_newScalingFactor = _oldScalingFactor;
} else {
if (_positive) {
_newScalingFactor = _oldScalingFactor.mul(uint256(1e18).add(_delta)).div(1e18);
} else {
_newScalingFactor = _oldScalingFactor.mul(uint256(1e18).sub(_delta)).div(1e18);
}
}
if (_newScalingFactor > _oldScalingFactor) {
_newScalingFactor = Math._min(_newScalingFactor, maxScalingFactor());
}
_setScalingFactor(_newScalingFactor);
emit Rebase(_epoch, _oldScalingFactor, _newScalingFactor);
}
}
// File: @openzeppelin/contracts/token/ERC20/ERC20.sol
pragma solidity >=0.6.0 <0.8.0;
/**
* @dev Implementation of the {IERC20} interface.
*
* This implementation is agnostic to the way tokens are created. This means
* that a supply mechanism has to be added in a derived contract using {_mint}.
* For a generic mechanism see {ERC20PresetMinterPauser}.
*
* TIP: For a detailed writeup see our guide
* https://forum.zeppelin.solutions/t/how-to-implement-erc20-supply-mechanisms/226[How
* to implement supply mechanisms].
*
* We have followed general OpenZeppelin guidelines: functions revert instead
* of returning `false` on failure. This behavior is nonetheless conventional
* and does not conflict with the expectations of ERC20 applications.
*
* Additionally, an {Approval} event is emitted on calls to {transferFrom}.
* This allows applications to reconstruct the allowance for all accounts just
* by listening to said events. Other implementations of the EIP may not emit
* these events, as it isn't required by the specification.
*
* Finally, the non-standard {decreaseAllowance} and {increaseAllowance}
* functions have been added to mitigate the well-known issues around setting
* allowances. See {IERC20-approve}.
*/
contract ERC20 is Context, IERC20 {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
uint8 private _decimals;
/**
* @dev Sets the values for {name} and {symbol}, initializes {decimals} with
* a default value of 18.
*
* To select a different value for {decimals}, use {_setupDecimals}.
*
* All three of these values are immutable: they can only be set once during
* construction.
*/
constructor (string memory name_, string memory symbol_) public {
_name = name_;
_symbol = symbol_;
_decimals = 18;
}
/**
* @dev Returns the name of the token.
*/
function name() public view returns (string memory) {
return _name;
}
/**
* @dev Returns the symbol of the token, usually a shorter version of the
* name.
*/
function symbol() public view returns (string memory) {
return _symbol;
}
/**
* @dev Returns the number of decimals used to get its user representation.
* For example, if `decimals` equals `2`, a balance of `505` tokens should
* be displayed to a user as `5,05` (`505 / 10 ** 2`).
*
* Tokens usually opt for a value of 18, imitating the relationship between
* Ether and Wei. This is the value {ERC20} uses, unless {_setupDecimals} is
* called.
*
* NOTE: This information is only used for _display_ purposes: it in
* no way affects any of the arithmetic of the contract, including
* {IERC20-balanceOf} and {IERC20-transfer}.
*/
function decimals() public view returns (uint8) {
return _decimals;
}
/**
* @dev See {IERC20-totalSupply}.
*/
function totalSupply() public view override returns (uint256) {
return _totalSupply;
}
/**
* @dev See {IERC20-balanceOf}.
*/
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
/**
* @dev See {IERC20-transfer}.
*
* Requirements:
*
* - `recipient` cannot be the zero address.
* - the caller must have a balance of at least `amount`.
*/
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
/**
* @dev See {IERC20-allowance}.
*/
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
/**
* @dev See {IERC20-approve}.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
/**
* @dev See {IERC20-transferFrom}.
*
* Emits an {Approval} event indicating the updated allowance. This is not
* required by the EIP. See the note at the beginning of {ERC20}.
*
* Requirements:
*
* - `sender` and `recipient` cannot be the zero address.
* - `sender` must have a balance of at least `amount`.
* - the caller must have allowance for ``sender``'s tokens of at least
* `amount`.
*/
function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
/**
* @dev Atomically increases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
/**
* @dev Atomically decreases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
* - `spender` must have allowance for the caller of at least
* `subtractedValue`.
*/
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
/**
* @dev Moves tokens `amount` from `sender` to `recipient`.
*
* This is internal function is equivalent to {transfer}, and can be used to
* e.g. implement automatic token fees, slashing mechanisms, etc.
*
* Emits a {Transfer} event.
*
* Requirements:
*
* - `sender` cannot be the zero address.
* - `recipient` cannot be the zero address.
* - `sender` must have a balance of at least `amount`.
*/
function _transfer(address sender, address recipient, uint256 amount) internal virtual {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(sender, recipient, amount);
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
/** @dev Creates `amount` tokens and assigns them to `account`, increasing
* the total supply.
*
* Emits a {Transfer} event with `from` set to the zero address.
*
* Requirements:
*
* - `to` cannot be the zero address.
*/
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
/**
* @dev Destroys `amount` tokens from `account`, reducing the
* total supply.
*
* Emits a {Transfer} event with `to` set to the zero address.
*
* Requirements:
*
* - `account` cannot be the zero address.
* - `account` must have at least `amount` tokens.
*/
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
/**
* @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
*
* This internal function is equivalent to `approve`, and can be used to
* e.g. set automatic allowances for certain subsystems, etc.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `owner` cannot be the zero address.
* - `spender` cannot be the zero address.
*/
function _approve(address owner, address spender, uint256 amount) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
/**
* @dev Sets {decimals} to a value other than the default one of 18.
*
* WARNING: This function should only be called from the constructor. Most
* applications that interact with token contracts will not expect
* {decimals} to ever change, and may work incorrectly if it does.
*/
function _setupDecimals(uint8 decimals_) internal {
_decimals = decimals_;
}
/**
* @dev Hook that is called before any transfer of tokens. This includes
* minting and burning.
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* will be to transferred to `to`.
* - when `from` is zero, `amount` tokens will be minted for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens will be burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { }
}
// File: contracts/GLPMining.sol
pragma solidity ^0.6.0;
/**
* @dev This interface exposes the base functionality of GLPMiningToken.
*/
interface GLPMining
{
// view functions
function reserveToken() external view returns (address _reserveToken);
function rewardsToken() external view returns (address _rewardsToken);
function treasury() external view returns (address _treasury);
function performanceFee() external view returns (uint256 _performanceFee);
function rewardRatePerWeek() external view returns (uint256 _rewardRatePerWeek);
function calcSharesFromCost(uint256 _cost) external view returns (uint256 _shares);
function calcCostFromShares(uint256 _shares) external view returns (uint256 _cost);
function calcSharesFromTokenAmount(address _token, uint256 _amount) external view returns (uint256 _shares);
function calcTokenAmountFromShares(address _token, uint256 _shares) external view returns (uint256 _amount);
function totalReserve() external view returns (uint256 _totalReserve);
function rewardInfo() external view returns (uint256 _lockedReward, uint256 _unlockedReward, uint256 _rewardPerBlock);
function pendingFees() external view returns (uint256 _feeShares);
// open functions
function deposit(uint256 _cost) external;
function withdraw(uint256 _shares) external;
function depositToken(address _token, uint256 _amount, uint256 _minShares) external;
function withdrawToken(address _token, uint256 _shares, uint256 _minAmount) external;
function gulpRewards(uint256 _minCost) external;
function gulpFees() external;
// priviledged functions
function setTreasury(address _treasury) external;
function setPerformanceFee(uint256 _performanceFee) external;
function setRewardRatePerWeek(uint256 _rewardRatePerWeek) external;
// emitted events
event ChangeTreasury(address _oldTreasury, address _newTreasury);
event ChangePerformanceFee(uint256 _oldPerformanceFee, uint256 _newPerformanceFee);
event ChangeRewardRatePerWeek(uint256 _oldRewardRatePerWeek, uint256 _newRewardRatePerWeek);
}
// File: @openzeppelin/contracts/utils/Address.sol
pragma solidity >=0.6.2 <0.8.0;
/**
* @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
* ====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly { size := extcodesize(account) }
return size > 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://diligence.consensys.net/posts/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/v0.5.11/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");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(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 functionCall(target, data, "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");
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: value }(data);
return _verifyCallResult(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) {
require(isContract(target), "Address: static call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.staticcall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
if (success) {
return returndata;
} else {
// 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
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
// File: @openzeppelin/contracts/token/ERC20/SafeERC20.sol
pragma solidity >=0.6.0 <0.8.0;
/**
* @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 SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
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'
// solhint-disable-next-line max-line-length
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));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
/**
* @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");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
// File: contracts/modules/Transfers.sol
pragma solidity ^0.6.0;
/**
* @dev This library abstracts ERC-20 operations in the context of the current
* contract.
*/
library Transfers
{
using SafeERC20 for IERC20;
/**
* @dev Retrieves a given ERC-20 token balance for the current contract.
* @param _token An ERC-20 compatible token address.
* @return _balance The current contract balance of the given ERC-20 token.
*/
function _getBalance(address _token) internal view returns (uint256 _balance)
{
return IERC20(_token).balanceOf(address(this));
}
/**
* @dev Allows a spender to access a given ERC-20 balance for the current contract.
* @param _token An ERC-20 compatible token address.
* @param _to The spender address.
* @param _amount The exact spending allowance amount.
*/
function _approveFunds(address _token, address _to, uint256 _amount) internal
{
uint256 _allowance = IERC20(_token).allowance(address(this), _to);
if (_allowance > _amount) {
IERC20(_token).safeDecreaseAllowance(_to, _allowance - _amount);
}
else
if (_allowance < _amount) {
IERC20(_token).safeIncreaseAllowance(_to, _amount - _allowance);
}
}
/**
* @dev Transfer a given ERC-20 token amount into the current contract.
* @param _token An ERC-20 compatible token address.
* @param _from The source address.
* @param _amount The amount to be transferred.
*/
function _pullFunds(address _token, address _from, uint256 _amount) internal
{
if (_amount == 0) return;
IERC20(_token).safeTransferFrom(_from, address(this), _amount);
}
/**
* @dev Transfer a given ERC-20 token amount from the current contract.
* @param _token An ERC-20 compatible token address.
* @param _to The target address.
* @param _amount The amount to be transferred.
*/
function _pushFunds(address _token, address _to, uint256 _amount) internal
{
if (_amount == 0) return;
IERC20(_token).safeTransfer(_to, _amount);
}
}
// File: contracts/network/$.sol
pragma solidity ^0.6.0;
/**
* @dev This library is provided for convenience. It is the single source for
* the current network and all related hardcoded contract addresses.
*/
library $
{
address constant AAVE = 0x7Fc66500c84A76Ad7e9c93437bFc5Ac33E2DDaE9;
address constant WETH = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
address constant UniswapV2_FACTORY = 0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f;
address constant UniswapV2_ROUTER02 = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
}
// File: contracts/modules/UniswapV2LiquidityPoolAbstraction.sol
pragma solidity ^0.6.0;
/**
* @dev This library provides functionality to facilitate adding/removing
* single-asset liquidity to/from a Uniswap V2 pool.
*/
library UniswapV2LiquidityPoolAbstraction
{
using SafeMath for uint256;
function _estimateJoinPool(address _pair, address _token, uint256 _amount) internal view returns (uint256 _shares)
{
if (_amount == 0) return 0;
address _router = $.UniswapV2_ROUTER02;
address _token0 = Pair(_pair).token0();
(uint256 _reserve0, uint256 _reserve1,) = Pair(_pair).getReserves();
uint256 _balance = _token == _token0 ? _reserve0 : _reserve1;
uint256 _otherBalance = _token == _token0 ? _reserve1 : _reserve0;
uint256 _totalSupply = Pair(_pair).totalSupply();
uint256 _swapAmount = _calcSwapOutputFromInput(_balance, _amount);
if (_swapAmount == 0) _swapAmount = _amount / 2;
uint256 _leftAmount = _amount.sub(_swapAmount);
uint256 _otherAmount = Router02(_router).getAmountOut(_swapAmount, _balance, _otherBalance);
_shares = Math._min(_totalSupply.mul(_leftAmount) / _balance.add(_swapAmount), _totalSupply.mul(_otherAmount) / _otherBalance.sub(_otherAmount));
return _shares;
}
function _estimateExitPool(address _pair, address _token, uint256 _shares) internal view returns (uint256 _amount)
{
if (_shares == 0) return 0;
address _router = $.UniswapV2_ROUTER02;
address _token0 = Pair(_pair).token0();
(uint256 _reserve0, uint256 _reserve1,) = Pair(_pair).getReserves();
uint256 _balance = _token == _token0 ? _reserve0 : _reserve1;
uint256 _otherBalance = _token == _token0 ? _reserve1 : _reserve0;
uint256 _totalSupply = Pair(_pair).totalSupply();
uint256 _baseAmount = _balance.mul(_shares) / _totalSupply;
uint256 _swapAmount = _otherBalance.mul(_shares) / _totalSupply;
uint256 _additionalAmount = Router02(_router).getAmountOut(_swapAmount, _otherBalance.sub(_swapAmount), _balance.sub(_baseAmount));
_amount = _baseAmount.add(_additionalAmount);
return _amount;
}
function _joinPool(address _pair, address _token, uint256 _amount, uint256 _minShares) internal returns (uint256 _shares)
{
if (_amount == 0) return 0;
address _router = $.UniswapV2_ROUTER02;
address _token0 = Pair(_pair).token0();
address _token1 = Pair(_pair).token1();
address _otherToken = _token == _token0 ? _token1 : _token0;
(uint256 _reserve0, uint256 _reserve1,) = Pair(_pair).getReserves();
uint256 _swapAmount = _calcSwapOutputFromInput(_token == _token0 ? _reserve0 : _reserve1, _amount);
if (_swapAmount == 0) _swapAmount = _amount / 2;
uint256 _leftAmount = _amount.sub(_swapAmount);
Transfers._approveFunds(_token, _router, _amount);
address[] memory _path = new address[](2);
_path[0] = _token;
_path[1] = _otherToken;
uint256 _otherAmount = Router02(_router).swapExactTokensForTokens(_swapAmount, 1, _path, address(this), uint256(-1))[1];
Transfers._approveFunds(_otherToken, _router, _otherAmount);
(,,_shares) = Router02(_router).addLiquidity(_token, _otherToken, _leftAmount, _otherAmount, 1, 1, address(this), uint256(-1));
require(_shares >= _minShares, "high slippage");
return _shares;
}
function _exitPool(address _pair, address _token, uint256 _shares, uint256 _minAmount) internal returns (uint256 _amount)
{
if (_shares == 0) return 0;
address _router = $.UniswapV2_ROUTER02;
address _token0 = Pair(_pair).token0();
address _token1 = Pair(_pair).token1();
address _otherToken = _token == _token0 ? _token1 : _token0;
Transfers._approveFunds(_pair, _router, _shares);
(uint256 _baseAmount, uint256 _swapAmount) = Router02(_router).removeLiquidity(_token, _otherToken, _shares, 1, 1, address(this), uint256(-1));
Transfers._approveFunds(_otherToken, _router, _swapAmount);
address[] memory _path = new address[](2);
_path[0] = _otherToken;
_path[1] = _token;
uint256 _additionalAmount = Router02(_router).swapExactTokensForTokens(_swapAmount, 1, _path, address(this), uint256(-1))[1];
_amount = _baseAmount.add(_additionalAmount);
require(_amount >= _minAmount, "high slippage");
return _amount;
}
function _calcSwapOutputFromInput(uint256 _reserveAmount, uint256 _inputAmount) private pure returns (uint256)
{
return Babylonian.sqrt(_reserveAmount.mul(_inputAmount.mul(3988000).add(_reserveAmount.mul(3988009)))).sub(_reserveAmount.mul(1997)) / 1994;
}
}
// File: contracts/GLPMiningToken.sol
pragma solidity ^0.6.0;
/**
* @notice This contract implements liquidity mining for staking Uniswap V2
* shares.
*/
contract GLPMiningToken is ERC20, Ownable, ReentrancyGuard, GLPMining
{
uint256 constant MAXIMUM_PERFORMANCE_FEE = 50e16; // 50%
uint256 constant BLOCKS_PER_WEEK = 7 days / uint256(13 seconds);
uint256 constant DEFAULT_PERFORMANCE_FEE = 10e16; // 10%
uint256 constant DEFAULT_REWARD_RATE_PER_WEEK = 10e16; // 10%
address public immutable override reserveToken;
address public immutable override rewardsToken;
address public override treasury;
uint256 public override performanceFee = DEFAULT_PERFORMANCE_FEE;
uint256 public override rewardRatePerWeek = DEFAULT_REWARD_RATE_PER_WEEK;
uint256 lastContractBlock = block.number;
uint256 lastRewardPerBlock = 0;
uint256 lastUnlockedReward = 0;
uint256 lastLockedReward = 0;
uint256 lastTotalSupply = 1;
uint256 lastTotalReserve = 1;
constructor (string memory _name, string memory _symbol, uint8 _decimals, address _reserveToken, address _rewardsToken)
ERC20(_name, _symbol) public
{
address _treasury = msg.sender;
_setupDecimals(_decimals);
assert(_reserveToken != address(0));
assert(_rewardsToken != address(0));
assert(_reserveToken != _rewardsToken);
reserveToken = _reserveToken;
rewardsToken = _rewardsToken;
treasury = _treasury;
// just after creation it must transfer 1 wei from reserveToken
// into this contract
// this must be performed manually because we cannot approve
// the spending by this contract before it exists
// Transfers._pullFunds(_reserveToken, _from, 1);
_mint(address(this), 1);
}
function calcSharesFromCost(uint256 _cost) public view override returns (uint256 _shares)
{
return _cost.mul(totalSupply()).div(totalReserve());
}
function calcCostFromShares(uint256 _shares) public view override returns (uint256 _cost)
{
return _shares.mul(totalReserve()).div(totalSupply());
}
function calcSharesFromTokenAmount(address _token, uint256 _amount) external view override returns (uint256 _shares)
{
uint256 _cost = UniswapV2LiquidityPoolAbstraction._estimateJoinPool(reserveToken, _token, _amount);
return calcSharesFromCost(_cost);
}
function calcTokenAmountFromShares(address _token, uint256 _shares) external view override returns (uint256 _amount)
{
uint256 _cost = calcCostFromShares(_shares);
return UniswapV2LiquidityPoolAbstraction._estimateExitPool(reserveToken, _token, _cost);
}
function totalReserve() public view override returns (uint256 _totalReserve)
{
return Transfers._getBalance(reserveToken);
}
function rewardInfo() external view override returns (uint256 _lockedReward, uint256 _unlockedReward, uint256 _rewardPerBlock)
{
(, _rewardPerBlock, _unlockedReward, _lockedReward) = _calcCurrentRewards();
return (_lockedReward, _unlockedReward, _rewardPerBlock);
}
function pendingFees() external view override returns (uint256 _feeShares)
{
return _calcFees();
}
function deposit(uint256 _cost) external override nonReentrant
{
address _from = msg.sender;
uint256 _shares = calcSharesFromCost(_cost);
Transfers._pullFunds(reserveToken, _from, _cost);
_mint(_from, _shares);
}
function withdraw(uint256 _shares) external override nonReentrant
{
address _from = msg.sender;
uint256 _cost = calcCostFromShares(_shares);
Transfers._pushFunds(reserveToken, _from, _cost);
_burn(_from, _shares);
}
function depositToken(address _token, uint256 _amount, uint256 _minShares) external override nonReentrant
{
address _from = msg.sender;
uint256 _minCost = calcCostFromShares(_minShares);
Transfers._pullFunds(_token, _from, _amount);
uint256 _cost = UniswapV2LiquidityPoolAbstraction._joinPool(reserveToken, _token, _amount, _minCost);
uint256 _shares = _cost.mul(totalSupply()).div(totalReserve().sub(_cost));
_mint(_from, _shares);
}
function withdrawToken(address _token, uint256 _shares, uint256 _minAmount) external override nonReentrant
{
address _from = msg.sender;
uint256 _cost = calcCostFromShares(_shares);
uint256 _amount = UniswapV2LiquidityPoolAbstraction._exitPool(reserveToken, _token, _cost, _minAmount);
Transfers._pushFunds(_token, _from, _amount);
_burn(_from, _shares);
}
function gulpRewards(uint256 _minCost) external override nonReentrant
{
_updateRewards();
UniswapV2LiquidityPoolAbstraction._joinPool(reserveToken, rewardsToken, lastUnlockedReward, _minCost);
lastUnlockedReward = 0;
}
function gulpFees() external override nonReentrant
{
uint256 _feeShares = _calcFees();
if (_feeShares > 0) {
lastTotalSupply = totalSupply();
lastTotalReserve = totalReserve();
_mint(treasury, _feeShares);
}
}
function setTreasury(address _newTreasury) external override onlyOwner nonReentrant
{
require(_newTreasury != address(0), "invalid address");
address _oldTreasury = treasury;
treasury = _newTreasury;
emit ChangeTreasury(_oldTreasury, _newTreasury);
}
function setPerformanceFee(uint256 _newPerformanceFee) external override onlyOwner nonReentrant
{
require(_newPerformanceFee <= MAXIMUM_PERFORMANCE_FEE, "invalid rate");
uint256 _oldPerformanceFee = performanceFee;
performanceFee = _newPerformanceFee;
emit ChangePerformanceFee(_oldPerformanceFee, _newPerformanceFee);
}
function setRewardRatePerWeek(uint256 _newRewardRatePerWeek) external override onlyOwner nonReentrant
{
require(_newRewardRatePerWeek <= 1e18, "invalid rate");
uint256 _oldRewardRatePerWeek = rewardRatePerWeek;
rewardRatePerWeek = _newRewardRatePerWeek;
emit ChangeRewardRatePerWeek(_oldRewardRatePerWeek, _newRewardRatePerWeek);
}
function _updateRewards() internal
{
(lastContractBlock, lastRewardPerBlock, lastUnlockedReward, lastLockedReward) = _calcCurrentRewards();
uint256 _balanceReward = Transfers._getBalance(rewardsToken);
uint256 _totalReward = lastLockedReward.add(lastUnlockedReward);
if (_balanceReward > _totalReward) {
uint256 _newLockedReward = _balanceReward.sub(_totalReward);
uint256 _newRewardPerBlock = _calcRewardPerBlock(_newLockedReward);
lastRewardPerBlock = lastRewardPerBlock.add(_newRewardPerBlock);
lastLockedReward = lastLockedReward.add(_newLockedReward);
}
else
if (_balanceReward < _totalReward) {
uint256 _removedLockedReward = _totalReward.sub(_balanceReward);
if (_removedLockedReward >= lastLockedReward) {
_removedLockedReward = lastLockedReward;
}
uint256 _removedRewardPerBlock = _calcRewardPerBlock(_removedLockedReward);
if (_removedLockedReward >= lastLockedReward) {
_removedRewardPerBlock = lastRewardPerBlock;
}
lastRewardPerBlock = lastRewardPerBlock.sub(_removedRewardPerBlock);
lastLockedReward = lastLockedReward.sub(_removedLockedReward);
lastUnlockedReward = _balanceReward.sub(lastLockedReward);
}
}
function _calcFees() internal view returns (uint256 _feeShares)
{
uint256 _oldTotalSupply = lastTotalSupply;
uint256 _oldTotalReserve = lastTotalReserve;
uint256 _newTotalSupply = totalSupply();
uint256 _newTotalReserve = totalReserve();
// calculates the profit using the following formula
// ((P1 - P0) * S1 * f) / P1
// where P1 = R1 / S1 and P0 = R0 / S0
uint256 _positive = _oldTotalSupply.mul(_newTotalReserve);
uint256 _negative = _newTotalSupply.mul(_oldTotalReserve);
if (_positive > _negative) {
uint256 _profitCost = _positive.sub(_negative).div(_oldTotalSupply);
uint256 _feeCost = _profitCost.mul(performanceFee).div(1e18);
return calcSharesFromCost(_feeCost);
}
return 0;
}
function _calcCurrentRewards() internal view returns (uint256 _currentContractBlock, uint256 _currentRewardPerBlock, uint256 _currentUnlockedReward, uint256 _currentLockedReward)
{
uint256 _contractBlock = lastContractBlock;
uint256 _rewardPerBlock = lastRewardPerBlock;
uint256 _unlockedReward = lastUnlockedReward;
uint256 _lockedReward = lastLockedReward;
if (_contractBlock < block.number) {
uint256 _week = _contractBlock.div(BLOCKS_PER_WEEK);
uint256 _offset = _contractBlock.mod(BLOCKS_PER_WEEK);
_contractBlock = block.number;
uint256 _currentWeek = _contractBlock.div(BLOCKS_PER_WEEK);
uint256 _currentOffset = _contractBlock.mod(BLOCKS_PER_WEEK);
while (_week < _currentWeek) {
uint256 _blocks = BLOCKS_PER_WEEK.sub(_offset);
uint256 _reward = _blocks.mul(_rewardPerBlock);
_unlockedReward = _unlockedReward.add(_reward);
_lockedReward = _lockedReward.sub(_reward);
_rewardPerBlock = _calcRewardPerBlock(_lockedReward);
_week++;
_offset = 0;
}
uint256 _blocks = _currentOffset.sub(_offset);
uint256 _reward = _blocks.mul(_rewardPerBlock);
_unlockedReward = _unlockedReward.add(_reward);
_lockedReward = _lockedReward.sub(_reward);
}
return (_contractBlock, _rewardPerBlock, _unlockedReward, _lockedReward);
}
function _calcRewardPerBlock(uint256 _lockedReward) internal view returns (uint256 _rewardPerBlock)
{
return _lockedReward.mul(rewardRatePerWeek).div(1e18).div(BLOCKS_PER_WEEK);
}
}
// File: contracts/interop/WrappedEther.sol
pragma solidity ^0.6.0;
/**
* @dev Minimal set of declarations for WETH interoperability.
*/
interface WETH is IERC20
{
function deposit() external payable;
function withdraw(uint256 _amount) external;
}
// File: contracts/modules/Wrapping.sol
pragma solidity ^0.6.0;
/**
* @dev This library abstracts Wrapped Ether operations.
*/
library Wrapping
{
/**
* @dev Sends some ETH to the Wrapped Ether contract in exchange for WETH.
* @param _amount The amount of ETH to be wrapped.
*/
function _wrap(uint256 _amount) internal
{
WETH($.WETH).deposit{value: _amount}();
}
/**
* @dev Receives some ETH from the Wrapped Ether contract in exchange for WETH.
* Note that the contract using this library function must declare a
* payable receive/fallback function.
* @param _amount The amount of ETH to be unwrapped.
*/
function _unwrap(uint256 _amount) internal
{
WETH($.WETH).withdraw(_amount);
}
}
// File: contracts/GEtherBridge.sol
pragma solidity ^0.6.0;
contract GEtherBridge
{
function deposit(address _stakeToken, uint256 _minShares) external payable
{
address _from = msg.sender;
uint256 _amount = msg.value;
address _token = $.WETH;
Wrapping._wrap(_amount);
Transfers._approveFunds(_token, _stakeToken, _amount);
GLPMining(_stakeToken).depositToken(_token, _amount, _minShares);
uint256 _shares = Transfers._getBalance(_stakeToken);
Transfers._pushFunds(_stakeToken, _from, _shares);
}
function withdraw(address _stakeToken, uint256 _shares, uint256 _minAmount) external
{
address payable _from = msg.sender;
address _token = $.WETH;
Transfers._pullFunds(_stakeToken, _from, _shares);
GLPMining(_stakeToken).withdrawToken(_token, _shares, _minAmount);
uint256 _amount = Transfers._getBalance(_token);
Wrapping._unwrap(_amount);
_from.transfer(_amount);
}
receive() external payable {} // not to be used directly
}
// File: contracts/GTokens.sol
pragma solidity ^0.6.0;
/**
* @notice Definition of rAAVE. It is an elastic supply token that uses AAVE
* as reference token.
*/
contract rAAVE is GElasticToken
{
constructor (uint256 _initialSupply)
GElasticToken("rebase AAVE", "rAAVE", 18, $.AAVE, _initialSupply) public
{
}
}
/**
* @notice Definition of stkAAVE/rAAVE. It provides mining or reward rAAVE when
* providing liquidity to the AAVE/rAAVE pool.
*/
contract stkAAVE_rAAVE is GLPMiningToken
{
constructor (address _AAVE_rAAVE, address _rAAVE)
GLPMiningToken("staked AAVE/rAAVE", "stkAAVE/rAAVE", 18, _AAVE_rAAVE, _rAAVE) public
{
}
}
/**
* @notice Definition of stkGRO/rAAVE. It provides mining or reward rAAVE when
* providing liquidity to the GRO/rAAVE pool.
*/
contract stkGRO_rAAVE is GLPMiningToken
{
constructor (address _GRO_rAAVE, address _rAAVE)
GLPMiningToken("staked GRO/rAAVE", "stkGRO/rAAVE", 18, _GRO_rAAVE, _rAAVE) public
{
}
}
/**
* @notice Definition of stkETH/rAAVE. It provides mining or reward rAAVE when
* providing liquidity to the WETH/rAAVE pool.
*/
contract stkETH_rAAVE is GLPMiningToken
{
constructor (address _ETH_rAAVE, address _rAAVE)
GLPMiningToken("staked ETH/rAAVE", "stkETH/rAAVE", 18, _ETH_rAAVE, _rAAVE) public
{
}
}
// File: contracts/GTokenRegistry.sol
pragma solidity ^0.6.0;
/**
* @notice This contract allows external agents to detect when new GTokens
* are deployed to the network.
*/
contract GTokenRegistry is Ownable
{
/**
* @notice Registers a new gToken.
* @param _growthToken The address of the token being registered.
* @param _oldGrowthToken The address of the token implementation
* being replaced, for upgrades, or 0x0 0therwise.
*/
function registerNewToken(address _growthToken, address _oldGrowthToken) public onlyOwner
{
emit NewToken(_growthToken, _oldGrowthToken);
}
event NewToken(address indexed _growthToken, address indexed _oldGrowthToken);
}Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"_stakeToken","type":"address"},{"internalType":"uint256","name":"_minShares","type":"uint256"}],"name":"deposit","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"_stakeToken","type":"address"},{"internalType":"uint256","name":"_shares","type":"uint256"},{"internalType":"uint256","name":"_minAmount","type":"uint256"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]Contract Creation Code
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
Deployed Bytecode
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
Deployed Bytecode Sourcemap
100240:928:0:-:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;100267:439;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;100711:393;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;100267:439;100349:13;100365:10;100349:26;;100380:15;100398:9;100380:27;;100412:14;85032:42;100412:23;;100440;100455:7;100440:14;:23::i;:::-;100468:53;100492:6;100500:11;100513:7;100468:23;:53::i;:::-;100536:11;100526:35;;;100562:6;100570:7;100579:10;100526:64;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;100595:15;100613:34;100635:11;100613:21;:34::i;:::-;100595:52;;100652:49;100673:11;100686:5;100693:7;100652:20;:49::i;:::-;100267:439;;;;;;:::o;100711:393::-;100803:21;100827:10;100803:34;;100842:14;85032:42;100842:23;;100870:49;100891:11;100904:5;100911:7;100870:20;:49::i;:::-;100934:11;100924:36;;;100961:6;100969:7;100978:10;100924:65;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;100994:15;101012:29;101034:6;101012:21;:29::i;:::-;100994:47;;101046:25;101063:7;101046:16;:25::i;:::-;101076:5;:14;;:23;101091:7;101076:23;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;100711:393;;;;;;:::o;99710:91::-;85032:42;99758:20;;;99786:7;99758:38;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;99710:91;:::o;83511:373::-;83596:18;83624:6;83617:24;;;83650:4;83657:3;83617:44;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;83596:65;;83683:7;83670:10;:20;83666:214;;;83698:63;83735:3;83753:7;83740:10;:20;83705:6;83698:36;;;;:63;;;;;:::i;:::-;83666:214;;;83796:7;83783:10;:20;83779:101;;;83811:63;83848:3;83863:10;83853:7;:20;83818:6;83811:36;;;;:63;;;;;:::i;:::-;83779:101;83666:214;83511:373;;;;:::o;83123:136::-;83183:16;83222:6;83215:24;;;83248:4;83215:39;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;83208:46;;83123:136;;;:::o;84530:157::-;84627:1;84616:7;:12;84612:25;;;84630:7;;84612:25;84641:41;84669:3;84674:7;84648:6;84641:27;;;;:41;;;;;:::i;:::-;84530:157;;;;:::o;84118:180::-;84217:1;84206:7;:12;84202:25;;;84220:7;;84202:25;84231:62;84263:5;84278:4;84285:7;84238:6;84231:31;;;;:62;;;;;;:::i;:::-;84118:180;;;;:::o;100076:85::-;85032:42;100126:21;;;100148:7;100126:30;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;100076:85;:::o;81179:331::-;81276:20;81299:95;81343:5;81299:95;;;;;;;;;;;;;;;;;:5;:15;;;81323:4;81330:7;81299:39;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:43;;:95;;;;;:::i;:::-;81276:118;;81405:97;81425:5;81455:22;;;81479:7;81488:12;81432:69;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;81405:19;:97::i;:::-;81179:331;;;;:::o;80885:286::-;80982:20;81005:50;81049:5;81005;:15;;;81029:4;81036:7;81005:39;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:43;;:50;;;;:::i;:::-;80982:73;;81066:97;81086:5;81116:22;;;81140:7;81149:12;81093:69;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;81066:19;:97::i;:::-;80885:286;;;;:::o;79596:177::-;79679:86;79699:5;79729:23;;;79754:2;79758:5;79706:58;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;79679:19;:86::i;:::-;79596:177;;;:::o;79781:205::-;79882:96;79902:5;79932:27;;;79961:4;79967:2;79971:5;79909:68;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;79882:19;:96::i;:::-;79781:205;;;;:::o;5169:192::-;5255:7;5288:1;5283;:6;;5291:12;5275:29;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;5315:9;5331:1;5327;:5;5315:17;;5352:1;5345:8;;;5169:192;;;;;:::o;81901:761::-;82325:23;82351:69;82379:4;82351:69;;;;;;;;;;;;;;;;;82359:5;82351:27;;;;:69;;;;;:::i;:::-;82325:95;;82455:1;82435:10;:17;:21;82431:224;;;82577:10;82566:30;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;82558:85;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;82431:224;81901:761;;;:::o;4266:181::-;4324:7;4344:9;4360:1;4356;:5;4344:17;;4385:1;4380;:6;;4372:46;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;4438:1;4431:8;;;4266:181;;;;:::o;75595:195::-;75698:12;75730:52;75752:6;75760:4;75766:1;75769:12;75730:21;:52::i;:::-;75723:59;;75595:195;;;;;:::o;76647:530::-;76774:12;76832:5;76807:21;:30;;76799:81;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;76899:18;76910:6;76899:10;:18::i;:::-;76891:60;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;77025:12;77039:23;77066:6;:11;;77086:5;77094:4;77066:33;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;77024:75;;;;77117:52;77135:7;77144:10;77156:12;77117:17;:52::i;:::-;77110:59;;;;76647:530;;;;;;:::o;72677:422::-;72737:4;72945:12;73056:7;73044:20;73036:28;;73090:1;73083:4;:8;73076:15;;;72677:422;;;:::o;78183:742::-;78298:12;78327:7;78323:595;;;78358:10;78351:17;;;;78323:595;78492:1;78472:10;:17;:21;78468:439;;;78735:10;78729:17;78796:15;78783:10;78779:2;78775:19;78768:44;78683:148;78878:12;78871:20;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;78183:742;;;;;;:::o
Swarm Source
ipfs://927f6a823f097a359bf97a92ddd78deb4f9354689231a5bee0486fa00b8702af
Loading...
Loading
Loading...
Loading
Multichain Portfolio | 30 Chains
| Chain | Token | Portfolio % | Price | Amount | Value |
|---|
Loading...
Loading
[ Download: CSV Export ]
[ 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.