File 1 of 1: MerkleTreeHook.sol
pragma solidity ^0.8.1;
library AddressUpgradeable {
function isContract(address account) internal view returns (bool) {
return account.code.length > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, "Address: low-level call failed");
}
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
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");
}
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
pragma solidity ^0.8.2;
abstract contract Initializable {
uint8 private _initialized;
bool private _initializing;
event Initialized(uint8 version);
modifier initializer() {
bool isTopLevelCall = !_initializing;
require(
(isTopLevelCall && _initialized < 1) || (!AddressUpgradeable.isContract(address(this)) && _initialized == 1),
"Initializable: contract is already initialized"
);
_initialized = 1;
if (isTopLevelCall) {
_initializing = true;
}
_;
if (isTopLevelCall) {
_initializing = false;
emit Initialized(1);
}
}
modifier reinitializer(uint8 version) {
require(!_initializing && _initialized < version, "Initializable: contract is already initialized");
_initialized = version;
_initializing = true;
_;
_initializing = false;
emit Initialized(version);
}
modifier onlyInitializing() {
require(_initializing, "Initializable: contract is not initializing");
_;
}
function _disableInitializers() internal virtual {
require(!_initializing, "Initializable: contract is initializing");
if (_initialized < type(uint8).max) {
_initialized = type(uint8).max;
emit Initialized(type(uint8).max);
}
}
function _getInitializedVersion() internal view returns (uint8) {
return _initialized;
}
function _isInitializing() internal view returns (bool) {
return _initializing;
}
}
pragma solidity ^0.8.0;
abstract contract ContextUpgradeable is Initializable {
function __Context_init() internal onlyInitializing {
}
function __Context_init_unchained() internal onlyInitializing {
}
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
uint256[50] private __gap;
}
pragma solidity ^0.8.0;
abstract contract OwnableUpgradeable is Initializable, ContextUpgradeable {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function __Ownable_init() internal onlyInitializing {
__Ownable_init_unchained();
}
function __Ownable_init_unchained() internal onlyInitializing {
_transferOwnership(_msgSender());
}
modifier onlyOwner() {
_checkOwner();
_;
}
function owner() public view virtual returns (address) {
return _owner;
}
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
uint256[49] private __gap;
}
pragma solidity ^0.8.0;
interface IERC20Upgradeable {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address to, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(
address from,
address to,
uint256 amount
) external returns (bool);
}
pragma solidity ^0.8.0;
interface IERC20MetadataUpgradeable is IERC20Upgradeable {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
}
pragma solidity ^0.8.0;
contract ERC20Upgradeable is Initializable, ContextUpgradeable, IERC20Upgradeable, IERC20MetadataUpgradeable {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
function __ERC20_init(string memory name_, string memory symbol_) internal onlyInitializing {
__ERC20_init_unchained(name_, symbol_);
}
function __ERC20_init_unchained(string memory name_, string memory symbol_) internal onlyInitializing {
_name = name_;
_symbol = symbol_;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function decimals() public view virtual override returns (uint8) {
return 18;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address to, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
function transferFrom(
address from,
address to,
uint256 amount
) public virtual override returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, allowance(owner, spender) + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
address owner = _msgSender();
uint256 currentAllowance = allowance(owner, spender);
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(owner, spender, currentAllowance - subtractedValue);
}
return true;
}
function _transfer(
address from,
address to,
uint256 amount
) internal virtual {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(from, to, amount);
uint256 fromBalance = _balances[from];
require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[from] = fromBalance - amount;
_balances[to] += amount;
}
emit Transfer(from, to, amount);
_afterTokenTransfer(from, to, amount);
}
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply += amount;
unchecked {
_balances[account] += amount;
}
emit Transfer(address(0), account, amount);
_afterTokenTransfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
uint256 accountBalance = _balances[account];
require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
unchecked {
_balances[account] = accountBalance - amount;
_totalSupply -= amount;
}
emit Transfer(account, address(0), amount);
_afterTokenTransfer(account, address(0), amount);
}
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 _spendAllowance(
address owner,
address spender,
uint256 amount
) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "ERC20: insufficient allowance");
unchecked {
_approve(owner, spender, currentAllowance - amount);
}
}
}
function _beforeTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
function _afterTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
uint256[45] private __gap;
}
pragma solidity ^0.8.0;
interface IERC165Upgradeable {
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
pragma solidity ^0.8.0;
interface IERC721Upgradeable is IERC165Upgradeable {
event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
function balanceOf(address owner) external view returns (uint256 balance);
function ownerOf(uint256 tokenId) external view returns (address owner);
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes calldata data
) external;
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) external;
function transferFrom(
address from,
address to,
uint256 tokenId
) external;
function approve(address to, uint256 tokenId) external;
function setApprovalForAll(address operator, bool _approved) external;
function getApproved(uint256 tokenId) external view returns (address operator);
function isApprovedForAll(address owner, address operator) external view returns (bool);
}
pragma solidity ^0.8.0;
interface IERC721MetadataUpgradeable is IERC721Upgradeable {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function tokenURI(uint256 tokenId) external view returns (string memory);
}
pragma solidity ^0.8.0;
interface IERC721ReceiverUpgradeable {
function onERC721Received(
address operator,
address from,
uint256 tokenId,
bytes calldata data
) external returns (bytes4);
}
pragma solidity ^0.8.0;
abstract contract ERC165Upgradeable is Initializable, IERC165Upgradeable {
function __ERC165_init() internal onlyInitializing {
}
function __ERC165_init_unchained() internal onlyInitializing {
}
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165Upgradeable).interfaceId;
}
uint256[50] private __gap;
}
pragma solidity ^0.8.0;
library MathUpgradeable {
enum Rounding {
Down,
Up,
Zero
}
function max(uint256 a, uint256 b) internal pure returns (uint256) {
return a > b ? a : b;
}
function min(uint256 a, uint256 b) internal pure returns (uint256) {
return a < b ? a : b;
}
function average(uint256 a, uint256 b) internal pure returns (uint256) {
return (a & b) + (a ^ b) / 2;
}
function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
return a == 0 ? 0 : (a - 1) / b + 1;
}
function mulDiv(
uint256 x,
uint256 y,
uint256 denominator
) internal pure returns (uint256 result) {
unchecked {
uint256 prod0;
uint256 prod1;
assembly {
let mm := mulmod(x, y, not(0))
prod0 := mul(x, y)
prod1 := sub(sub(mm, prod0), lt(mm, prod0))
}
if (prod1 == 0) {
return prod0 / denominator;
}
require(denominator > prod1);
uint256 remainder;
assembly {
remainder := mulmod(x, y, denominator)
prod1 := sub(prod1, gt(remainder, prod0))
prod0 := sub(prod0, remainder)
}
uint256 twos = denominator & (~denominator + 1);
assembly {
denominator := div(denominator, twos)
prod0 := div(prod0, twos)
twos := add(div(sub(0, twos), twos), 1)
}
prod0 |= prod1 * twos;
uint256 inverse = (3 * denominator) ^ 2;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
result = prod0 * inverse;
return result;
}
}
function mulDiv(
uint256 x,
uint256 y,
uint256 denominator,
Rounding rounding
) internal pure returns (uint256) {
uint256 result = mulDiv(x, y, denominator);
if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) {
result += 1;
}
return result;
}
function sqrt(uint256 a) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 result = 1 << (log2(a) >> 1);
unchecked {
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
return min(result, a / result);
}
}
function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = sqrt(a);
return result + (rounding == Rounding.Up && result * result < a ? 1 : 0);
}
}
function log2(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >> 128 > 0) {
value >>= 128;
result += 128;
}
if (value >> 64 > 0) {
value >>= 64;
result += 64;
}
if (value >> 32 > 0) {
value >>= 32;
result += 32;
}
if (value >> 16 > 0) {
value >>= 16;
result += 16;
}
if (value >> 8 > 0) {
value >>= 8;
result += 8;
}
if (value >> 4 > 0) {
value >>= 4;
result += 4;
}
if (value >> 2 > 0) {
value >>= 2;
result += 2;
}
if (value >> 1 > 0) {
result += 1;
}
}
return result;
}
function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log2(value);
return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0);
}
}
function log10(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >= 10**64) {
value /= 10**64;
result += 64;
}
if (value >= 10**32) {
value /= 10**32;
result += 32;
}
if (value >= 10**16) {
value /= 10**16;
result += 16;
}
if (value >= 10**8) {
value /= 10**8;
result += 8;
}
if (value >= 10**4) {
value /= 10**4;
result += 4;
}
if (value >= 10**2) {
value /= 10**2;
result += 2;
}
if (value >= 10**1) {
result += 1;
}
}
return result;
}
function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log10(value);
return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0);
}
}
function log256(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >> 128 > 0) {
value >>= 128;
result += 16;
}
if (value >> 64 > 0) {
value >>= 64;
result += 8;
}
if (value >> 32 > 0) {
value >>= 32;
result += 4;
}
if (value >> 16 > 0) {
value >>= 16;
result += 2;
}
if (value >> 8 > 0) {
result += 1;
}
}
return result;
}
function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log256(value);
return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0);
}
}
}
pragma solidity ^0.8.0;
library StringsUpgradeable {
bytes16 private constant _SYMBOLS = "0123456789abcdef";
uint8 private constant _ADDRESS_LENGTH = 20;
function toString(uint256 value) internal pure returns (string memory) {
unchecked {
uint256 length = MathUpgradeable.log10(value) + 1;
string memory buffer = new string(length);
uint256 ptr;
assembly {
ptr := add(buffer, add(32, length))
}
while (true) {
ptr--;
assembly {
mstore8(ptr, byte(mod(value, 10), _SYMBOLS))
}
value /= 10;
if (value == 0) break;
}
return buffer;
}
}
function toHexString(uint256 value) internal pure returns (string memory) {
unchecked {
return toHexString(value, MathUpgradeable.log256(value) + 1);
}
}
function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
bytes memory buffer = new bytes(2 * length + 2);
buffer[0] = "0";
buffer[1] = "x";
for (uint256 i = 2 * length + 1; i > 1; --i) {
buffer[i] = _SYMBOLS[value & 0xf];
value >>= 4;
}
require(value == 0, "Strings: hex length insufficient");
return string(buffer);
}
function toHexString(address addr) internal pure returns (string memory) {
return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
}
}
pragma solidity ^0.8.0;
contract ERC721Upgradeable is Initializable, ContextUpgradeable, ERC165Upgradeable, IERC721Upgradeable, IERC721MetadataUpgradeable {
using AddressUpgradeable for address;
using StringsUpgradeable for uint256;
string private _name;
string private _symbol;
mapping(uint256 => address) private _owners;
mapping(address => uint256) private _balances;
mapping(uint256 => address) private _tokenApprovals;
mapping(address => mapping(address => bool)) private _operatorApprovals;
function __ERC721_init(string memory name_, string memory symbol_) internal onlyInitializing {
__ERC721_init_unchained(name_, symbol_);
}
function __ERC721_init_unchained(string memory name_, string memory symbol_) internal onlyInitializing {
_name = name_;
_symbol = symbol_;
}
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165Upgradeable, IERC165Upgradeable) returns (bool) {
return
interfaceId == type(IERC721Upgradeable).interfaceId ||
interfaceId == type(IERC721MetadataUpgradeable).interfaceId ||
super.supportsInterface(interfaceId);
}
function balanceOf(address owner) public view virtual override returns (uint256) {
require(owner != address(0), "ERC721: address zero is not a valid owner");
return _balances[owner];
}
function ownerOf(uint256 tokenId) public view virtual override returns (address) {
address owner = _ownerOf(tokenId);
require(owner != address(0), "ERC721: invalid token ID");
return owner;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
_requireMinted(tokenId);
string memory baseURI = _baseURI();
return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : "";
}
function _baseURI() internal view virtual returns (string memory) {
return "";
}
function approve(address to, uint256 tokenId) public virtual override {
address owner = ERC721Upgradeable.ownerOf(tokenId);
require(to != owner, "ERC721: approval to current owner");
require(
_msgSender() == owner || isApprovedForAll(owner, _msgSender()),
"ERC721: approve caller is not token owner or approved for all"
);
_approve(to, tokenId);
}
function getApproved(uint256 tokenId) public view virtual override returns (address) {
_requireMinted(tokenId);
return _tokenApprovals[tokenId];
}
function setApprovalForAll(address operator, bool approved) public virtual override {
_setApprovalForAll(_msgSender(), operator, approved);
}
function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
return _operatorApprovals[owner][operator];
}
function transferFrom(
address from,
address to,
uint256 tokenId
) public virtual override {
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved");
_transfer(from, to, tokenId);
}
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) public virtual override {
safeTransferFrom(from, to, tokenId, "");
}
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes memory data
) public virtual override {
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved");
_safeTransfer(from, to, tokenId, data);
}
function _safeTransfer(
address from,
address to,
uint256 tokenId,
bytes memory data
) internal virtual {
_transfer(from, to, tokenId);
require(_checkOnERC721Received(from, to, tokenId, data), "ERC721: transfer to non ERC721Receiver implementer");
}
function _ownerOf(uint256 tokenId) internal view virtual returns (address) {
return _owners[tokenId];
}
function _exists(uint256 tokenId) internal view virtual returns (bool) {
return _ownerOf(tokenId) != address(0);
}
function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {
address owner = ERC721Upgradeable.ownerOf(tokenId);
return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == spender);
}
function _safeMint(address to, uint256 tokenId) internal virtual {
_safeMint(to, tokenId, "");
}
function _safeMint(
address to,
uint256 tokenId,
bytes memory data
) internal virtual {
_mint(to, tokenId);
require(
_checkOnERC721Received(address(0), to, tokenId, data),
"ERC721: transfer to non ERC721Receiver implementer"
);
}
function _mint(address to, uint256 tokenId) internal virtual {
require(to != address(0), "ERC721: mint to the zero address");
require(!_exists(tokenId), "ERC721: token already minted");
_beforeTokenTransfer(address(0), to, tokenId, 1);
require(!_exists(tokenId), "ERC721: token already minted");
unchecked {
_balances[to] += 1;
}
_owners[tokenId] = to;
emit Transfer(address(0), to, tokenId);
_afterTokenTransfer(address(0), to, tokenId, 1);
}
function _burn(uint256 tokenId) internal virtual {
address owner = ERC721Upgradeable.ownerOf(tokenId);
_beforeTokenTransfer(owner, address(0), tokenId, 1);
owner = ERC721Upgradeable.ownerOf(tokenId);
delete _tokenApprovals[tokenId];
unchecked {
_balances[owner] -= 1;
}
delete _owners[tokenId];
emit Transfer(owner, address(0), tokenId);
_afterTokenTransfer(owner, address(0), tokenId, 1);
}
function _transfer(
address from,
address to,
uint256 tokenId
) internal virtual {
require(ERC721Upgradeable.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner");
require(to != address(0), "ERC721: transfer to the zero address");
_beforeTokenTransfer(from, to, tokenId, 1);
require(ERC721Upgradeable.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner");
delete _tokenApprovals[tokenId];
unchecked {
_balances[from] -= 1;
_balances[to] += 1;
}
_owners[tokenId] = to;
emit Transfer(from, to, tokenId);
_afterTokenTransfer(from, to, tokenId, 1);
}
function _approve(address to, uint256 tokenId) internal virtual {
_tokenApprovals[tokenId] = to;
emit Approval(ERC721Upgradeable.ownerOf(tokenId), to, tokenId);
}
function _setApprovalForAll(
address owner,
address operator,
bool approved
) internal virtual {
require(owner != operator, "ERC721: approve to caller");
_operatorApprovals[owner][operator] = approved;
emit ApprovalForAll(owner, operator, approved);
}
function _requireMinted(uint256 tokenId) internal view virtual {
require(_exists(tokenId), "ERC721: invalid token ID");
}
function _checkOnERC721Received(
address from,
address to,
uint256 tokenId,
bytes memory data
) private returns (bool) {
if (to.isContract()) {
try IERC721ReceiverUpgradeable(to).onERC721Received(_msgSender(), from, tokenId, data) returns (bytes4 retval) {
return retval == IERC721ReceiverUpgradeable.onERC721Received.selector;
} catch (bytes memory reason) {
if (reason.length == 0) {
revert("ERC721: transfer to non ERC721Receiver implementer");
} else {
assembly {
revert(add(32, reason), mload(reason))
}
}
}
} else {
return true;
}
}
function _beforeTokenTransfer(
address from,
address to,
uint256,
uint256 batchSize
) internal virtual {
if (batchSize > 1) {
if (from != address(0)) {
_balances[from] -= batchSize;
}
if (to != address(0)) {
_balances[to] += batchSize;
}
}
}
function _afterTokenTransfer(
address from,
address to,
uint256 firstTokenId,
uint256 batchSize
) internal virtual {}
uint256[44] private __gap;
}
pragma solidity ^0.8.0;
interface IERC721EnumerableUpgradeable is IERC721Upgradeable {
function totalSupply() external view returns (uint256);
function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256);
function tokenByIndex(uint256 index) external view returns (uint256);
}
pragma solidity ^0.8.0;
abstract contract ERC721EnumerableUpgradeable is Initializable, ERC721Upgradeable, IERC721EnumerableUpgradeable {
function __ERC721Enumerable_init() internal onlyInitializing {
}
function __ERC721Enumerable_init_unchained() internal onlyInitializing {
}
mapping(address => mapping(uint256 => uint256)) private _ownedTokens;
mapping(uint256 => uint256) private _ownedTokensIndex;
uint256[] private _allTokens;
mapping(uint256 => uint256) private _allTokensIndex;
function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165Upgradeable, ERC721Upgradeable) returns (bool) {
return interfaceId == type(IERC721EnumerableUpgradeable).interfaceId || super.supportsInterface(interfaceId);
}
function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) {
require(index < ERC721Upgradeable.balanceOf(owner), "ERC721Enumerable: owner index out of bounds");
return _ownedTokens[owner][index];
}
function totalSupply() public view virtual override returns (uint256) {
return _allTokens.length;
}
function tokenByIndex(uint256 index) public view virtual override returns (uint256) {
require(index < ERC721EnumerableUpgradeable.totalSupply(), "ERC721Enumerable: global index out of bounds");
return _allTokens[index];
}
function _beforeTokenTransfer(
address from,
address to,
uint256 firstTokenId,
uint256 batchSize
) internal virtual override {
super._beforeTokenTransfer(from, to, firstTokenId, batchSize);
if (batchSize > 1) {
revert("ERC721Enumerable: consecutive transfers not supported");
}
uint256 tokenId = firstTokenId;
if (from == address(0)) {
_addTokenToAllTokensEnumeration(tokenId);
} else if (from != to) {
_removeTokenFromOwnerEnumeration(from, tokenId);
}
if (to == address(0)) {
_removeTokenFromAllTokensEnumeration(tokenId);
} else if (to != from) {
_addTokenToOwnerEnumeration(to, tokenId);
}
}
function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private {
uint256 length = ERC721Upgradeable.balanceOf(to);
_ownedTokens[to][length] = tokenId;
_ownedTokensIndex[tokenId] = length;
}
function _addTokenToAllTokensEnumeration(uint256 tokenId) private {
_allTokensIndex[tokenId] = _allTokens.length;
_allTokens.push(tokenId);
}
function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private {
uint256 lastTokenIndex = ERC721Upgradeable.balanceOf(from) - 1;
uint256 tokenIndex = _ownedTokensIndex[tokenId];
if (tokenIndex != lastTokenIndex) {
uint256 lastTokenId = _ownedTokens[from][lastTokenIndex];
_ownedTokens[from][tokenIndex] = lastTokenId;
_ownedTokensIndex[lastTokenId] = tokenIndex;
}
delete _ownedTokensIndex[tokenId];
delete _ownedTokens[from][lastTokenIndex];
}
function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private {
uint256 lastTokenIndex = _allTokens.length - 1;
uint256 tokenIndex = _allTokensIndex[tokenId];
uint256 lastTokenId = _allTokens[lastTokenIndex];
_allTokens[tokenIndex] = lastTokenId;
_allTokensIndex[lastTokenId] = tokenIndex;
delete _allTokensIndex[tokenId];
_allTokens.pop();
}
uint256[46] private __gap;
}
pragma solidity ^0.8.0;
abstract contract ERC721URIStorageUpgradeable is Initializable, ERC721Upgradeable {
function __ERC721URIStorage_init() internal onlyInitializing {
}
function __ERC721URIStorage_init_unchained() internal onlyInitializing {
}
using StringsUpgradeable for uint256;
mapping(uint256 => string) private _tokenURIs;
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
_requireMinted(tokenId);
string memory _tokenURI = _tokenURIs[tokenId];
string memory base = _baseURI();
if (bytes(base).length == 0) {
return _tokenURI;
}
if (bytes(_tokenURI).length > 0) {
return string(abi.encodePacked(base, _tokenURI));
}
return super.tokenURI(tokenId);
}
function _setTokenURI(uint256 tokenId, string memory _tokenURI) internal virtual {
require(_exists(tokenId), "ERC721URIStorage: URI set of nonexistent token");
_tokenURIs[tokenId] = _tokenURI;
}
function _burn(uint256 tokenId) internal virtual override {
super._burn(tokenId);
if (bytes(_tokenURIs[tokenId]).length != 0) {
delete _tokenURIs[tokenId];
}
}
uint256[49] private __gap;
}
pragma solidity ^0.8.0;
interface IAccessControl {
event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);
event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);
event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender);
function hasRole(bytes32 role, address account) external view returns (bool);
function getRoleAdmin(bytes32 role) external view returns (bytes32);
function grantRole(bytes32 role, address account) external;
function revokeRole(bytes32 role, address account) external;
function renounceRole(bytes32 role, address account) external;
}
pragma solidity ^0.8.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
pragma solidity ^0.8.0;
interface IERC165 {
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
pragma solidity ^0.8.0;
abstract contract ERC165 is IERC165 {
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
pragma solidity ^0.8.0;
library Math {
enum Rounding {
Down,
Up,
Zero
}
function max(uint256 a, uint256 b) internal pure returns (uint256) {
return a > b ? a : b;
}
function min(uint256 a, uint256 b) internal pure returns (uint256) {
return a < b ? a : b;
}
function average(uint256 a, uint256 b) internal pure returns (uint256) {
return (a & b) + (a ^ b) / 2;
}
function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
return a == 0 ? 0 : (a - 1) / b + 1;
}
function mulDiv(
uint256 x,
uint256 y,
uint256 denominator
) internal pure returns (uint256 result) {
unchecked {
uint256 prod0;
uint256 prod1;
assembly {
let mm := mulmod(x, y, not(0))
prod0 := mul(x, y)
prod1 := sub(sub(mm, prod0), lt(mm, prod0))
}
if (prod1 == 0) {
return prod0 / denominator;
}
require(denominator > prod1);
uint256 remainder;
assembly {
remainder := mulmod(x, y, denominator)
prod1 := sub(prod1, gt(remainder, prod0))
prod0 := sub(prod0, remainder)
}
uint256 twos = denominator & (~denominator + 1);
assembly {
denominator := div(denominator, twos)
prod0 := div(prod0, twos)
twos := add(div(sub(0, twos), twos), 1)
}
prod0 |= prod1 * twos;
uint256 inverse = (3 * denominator) ^ 2;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
result = prod0 * inverse;
return result;
}
}
function mulDiv(
uint256 x,
uint256 y,
uint256 denominator,
Rounding rounding
) internal pure returns (uint256) {
uint256 result = mulDiv(x, y, denominator);
if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) {
result += 1;
}
return result;
}
function sqrt(uint256 a) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 result = 1 << (log2(a) >> 1);
unchecked {
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
return min(result, a / result);
}
}
function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = sqrt(a);
return result + (rounding == Rounding.Up && result * result < a ? 1 : 0);
}
}
function log2(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >> 128 > 0) {
value >>= 128;
result += 128;
}
if (value >> 64 > 0) {
value >>= 64;
result += 64;
}
if (value >> 32 > 0) {
value >>= 32;
result += 32;
}
if (value >> 16 > 0) {
value >>= 16;
result += 16;
}
if (value >> 8 > 0) {
value >>= 8;
result += 8;
}
if (value >> 4 > 0) {
value >>= 4;
result += 4;
}
if (value >> 2 > 0) {
value >>= 2;
result += 2;
}
if (value >> 1 > 0) {
result += 1;
}
}
return result;
}
function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log2(value);
return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0);
}
}
function log10(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >= 10**64) {
value /= 10**64;
result += 64;
}
if (value >= 10**32) {
value /= 10**32;
result += 32;
}
if (value >= 10**16) {
value /= 10**16;
result += 16;
}
if (value >= 10**8) {
value /= 10**8;
result += 8;
}
if (value >= 10**4) {
value /= 10**4;
result += 4;
}
if (value >= 10**2) {
value /= 10**2;
result += 2;
}
if (value >= 10**1) {
result += 1;
}
}
return result;
}
function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log10(value);
return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0);
}
}
function log256(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >> 128 > 0) {
value >>= 128;
result += 16;
}
if (value >> 64 > 0) {
value >>= 64;
result += 8;
}
if (value >> 32 > 0) {
value >>= 32;
result += 4;
}
if (value >> 16 > 0) {
value >>= 16;
result += 2;
}
if (value >> 8 > 0) {
result += 1;
}
}
return result;
}
function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log256(value);
return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0);
}
}
}
pragma solidity ^0.8.0;
library Strings {
bytes16 private constant _SYMBOLS = "0123456789abcdef";
uint8 private constant _ADDRESS_LENGTH = 20;
function toString(uint256 value) internal pure returns (string memory) {
unchecked {
uint256 length = Math.log10(value) + 1;
string memory buffer = new string(length);
uint256 ptr;
assembly {
ptr := add(buffer, add(32, length))
}
while (true) {
ptr--;
assembly {
mstore8(ptr, byte(mod(value, 10), _SYMBOLS))
}
value /= 10;
if (value == 0) break;
}
return buffer;
}
}
function toHexString(uint256 value) internal pure returns (string memory) {
unchecked {
return toHexString(value, Math.log256(value) + 1);
}
}
function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
bytes memory buffer = new bytes(2 * length + 2);
buffer[0] = "0";
buffer[1] = "x";
for (uint256 i = 2 * length + 1; i > 1; --i) {
buffer[i] = _SYMBOLS[value & 0xf];
value >>= 4;
}
require(value == 0, "Strings: hex length insufficient");
return string(buffer);
}
function toHexString(address addr) internal pure returns (string memory) {
return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
}
}
pragma solidity ^0.8.0;
abstract contract AccessControl is Context, IAccessControl, ERC165 {
struct RoleData {
mapping(address => bool) members;
bytes32 adminRole;
}
mapping(bytes32 => RoleData) private _roles;
bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;
modifier onlyRole(bytes32 role) {
_checkRole(role);
_;
}
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IAccessControl).interfaceId || super.supportsInterface(interfaceId);
}
function hasRole(bytes32 role, address account) public view virtual override returns (bool) {
return _roles[role].members[account];
}
function _checkRole(bytes32 role) internal view virtual {
_checkRole(role, _msgSender());
}
function _checkRole(bytes32 role, address account) internal view virtual {
if (!hasRole(role, account)) {
revert(
string(
abi.encodePacked(
"AccessControl: account ",
Strings.toHexString(account),
" is missing role ",
Strings.toHexString(uint256(role), 32)
)
)
);
}
}
function getRoleAdmin(bytes32 role) public view virtual override returns (bytes32) {
return _roles[role].adminRole;
}
function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
_grantRole(role, account);
}
function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
_revokeRole(role, account);
}
function renounceRole(bytes32 role, address account) public virtual override {
require(account == _msgSender(), "AccessControl: can only renounce roles for self");
_revokeRole(role, account);
}
function _setupRole(bytes32 role, address account) internal virtual {
_grantRole(role, account);
}
function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual {
bytes32 previousAdminRole = getRoleAdmin(role);
_roles[role].adminRole = adminRole;
emit RoleAdminChanged(role, previousAdminRole, adminRole);
}
function _grantRole(bytes32 role, address account) internal virtual {
if (!hasRole(role, account)) {
_roles[role].members[account] = true;
emit RoleGranted(role, account, _msgSender());
}
}
function _revokeRole(bytes32 role, address account) internal virtual {
if (hasRole(role, account)) {
_roles[role].members[account] = false;
emit RoleRevoked(role, account, _msgSender());
}
}
}
pragma solidity ^0.8.0;
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
modifier onlyOwner() {
_checkOwner();
_;
}
function owner() public view virtual returns (address) {
return _owner;
}
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
pragma solidity ^0.8.4;
error NotCrossChainCall();
error InvalidCrossChainSender(address actual, address expected);
pragma solidity ^0.8.4;
abstract contract CrossChainEnabled {
modifier onlyCrossChain() {
if (!_isCrossChain()) revert NotCrossChainCall();
_;
}
modifier onlyCrossChainSender(address expected) {
address actual = _crossChainSender();
if (expected != actual) revert InvalidCrossChainSender(actual, expected);
_;
}
function _isCrossChain() internal view virtual returns (bool);
function _crossChainSender() internal view virtual returns (address);
}
pragma solidity ^0.8.4;
library LibOptimism {
function isCrossChain(address messenger) internal view returns (bool) {
return msg.sender == messenger;
}
function crossChainSender(address messenger) internal view returns (address) {
if (!isCrossChain(messenger)) revert NotCrossChainCall();
return ICrossDomainMessenger(messenger).xDomainMessageSender();
}
}
pragma solidity ^0.8.4;
abstract contract CrossChainEnabledOptimism is CrossChainEnabled {
address private immutable _messenger;
constructor(address messenger) {
_messenger = messenger;
}
function _isCrossChain() internal view virtual override returns (bool) {
return LibOptimism.isCrossChain(_messenger);
}
function _crossChainSender() internal view virtual override onlyCrossChain returns (address) {
return LibOptimism.crossChainSender(_messenger);
}
}
pragma solidity ^0.8.0;
interface IERC1155Receiver is IERC165 {
function onERC1155Received(
address operator,
address from,
uint256 id,
uint256 value,
bytes calldata data
) external returns (bytes4);
function onERC1155BatchReceived(
address operator,
address from,
uint256[] calldata ids,
uint256[] calldata values,
bytes calldata data
) external returns (bytes4);
}
pragma solidity ^0.8.0;
interface IERC721Receiver {
function onERC721Received(
address operator,
address from,
uint256 tokenId,
bytes calldata data
) external returns (bytes4);
}
pragma solidity ^0.8.1;
library Address {
function isContract(address account) internal view returns (bool) {
return account.code.length > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, "Address: low-level call failed");
}
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
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");
}
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
pragma solidity ^0.8.0;
contract TimelockController is AccessControl, IERC721Receiver, IERC1155Receiver {
bytes32 public constant TIMELOCK_ADMIN_ROLE = keccak256("TIMELOCK_ADMIN_ROLE");
bytes32 public constant PROPOSER_ROLE = keccak256("PROPOSER_ROLE");
bytes32 public constant EXECUTOR_ROLE = keccak256("EXECUTOR_ROLE");
bytes32 public constant CANCELLER_ROLE = keccak256("CANCELLER_ROLE");
uint256 internal constant _DONE_TIMESTAMP = uint256(1);
mapping(bytes32 => uint256) private _timestamps;
uint256 private _minDelay;
event CallScheduled(
bytes32 indexed id,
uint256 indexed index,
address target,
uint256 value,
bytes data,
bytes32 predecessor,
uint256 delay
);
event CallExecuted(bytes32 indexed id, uint256 indexed index, address target, uint256 value, bytes data);
event Cancelled(bytes32 indexed id);
event MinDelayChange(uint256 oldDuration, uint256 newDuration);
constructor(
uint256 minDelay,
address[] memory proposers,
address[] memory executors,
address admin
) {
_setRoleAdmin(TIMELOCK_ADMIN_ROLE, TIMELOCK_ADMIN_ROLE);
_setRoleAdmin(PROPOSER_ROLE, TIMELOCK_ADMIN_ROLE);
_setRoleAdmin(EXECUTOR_ROLE, TIMELOCK_ADMIN_ROLE);
_setRoleAdmin(CANCELLER_ROLE, TIMELOCK_ADMIN_ROLE);
_setupRole(TIMELOCK_ADMIN_ROLE, address(this));
if (admin != address(0)) {
_setupRole(TIMELOCK_ADMIN_ROLE, admin);
}
for (uint256 i = 0; i < proposers.length; ++i) {
_setupRole(PROPOSER_ROLE, proposers[i]);
_setupRole(CANCELLER_ROLE, proposers[i]);
}
for (uint256 i = 0; i < executors.length; ++i) {
_setupRole(EXECUTOR_ROLE, executors[i]);
}
_minDelay = minDelay;
emit MinDelayChange(0, minDelay);
}
modifier onlyRoleOrOpenRole(bytes32 role) {
if (!hasRole(role, address(0))) {
_checkRole(role, _msgSender());
}
_;
}
receive() external payable {}
function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, AccessControl) returns (bool) {
return interfaceId == type(IERC1155Receiver).interfaceId || super.supportsInterface(interfaceId);
}
function isOperation(bytes32 id) public view virtual returns (bool registered) {
return getTimestamp(id) > 0;
}
function isOperationPending(bytes32 id) public view virtual returns (bool pending) {
return getTimestamp(id) > _DONE_TIMESTAMP;
}
function isOperationReady(bytes32 id) public view virtual returns (bool ready) {
uint256 timestamp = getTimestamp(id);
return timestamp > _DONE_TIMESTAMP && timestamp <= block.timestamp;
}
function isOperationDone(bytes32 id) public view virtual returns (bool done) {
return getTimestamp(id) == _DONE_TIMESTAMP;
}
function getTimestamp(bytes32 id) public view virtual returns (uint256 timestamp) {
return _timestamps[id];
}
function getMinDelay() public view virtual returns (uint256 duration) {
return _minDelay;
}
function hashOperation(
address target,
uint256 value,
bytes calldata data,
bytes32 predecessor,
bytes32 salt
) public pure virtual returns (bytes32 hash) {
return keccak256(abi.encode(target, value, data, predecessor, salt));
}
function hashOperationBatch(
address[] calldata targets,
uint256[] calldata values,
bytes[] calldata payloads,
bytes32 predecessor,
bytes32 salt
) public pure virtual returns (bytes32 hash) {
return keccak256(abi.encode(targets, values, payloads, predecessor, salt));
}
function schedule(
address target,
uint256 value,
bytes calldata data,
bytes32 predecessor,
bytes32 salt,
uint256 delay
) public virtual onlyRole(PROPOSER_ROLE) {
bytes32 id = hashOperation(target, value, data, predecessor, salt);
_schedule(id, delay);
emit CallScheduled(id, 0, target, value, data, predecessor, delay);
}
function scheduleBatch(
address[] calldata targets,
uint256[] calldata values,
bytes[] calldata payloads,
bytes32 predecessor,
bytes32 salt,
uint256 delay
) public virtual onlyRole(PROPOSER_ROLE) {
require(targets.length == values.length, "TimelockController: length mismatch");
require(targets.length == payloads.length, "TimelockController: length mismatch");
bytes32 id = hashOperationBatch(targets, values, payloads, predecessor, salt);
_schedule(id, delay);
for (uint256 i = 0; i < targets.length; ++i) {
emit CallScheduled(id, i, targets[i], values[i], payloads[i], predecessor, delay);
}
}
function _schedule(bytes32 id, uint256 delay) private {
require(!isOperation(id), "TimelockController: operation already scheduled");
require(delay >= getMinDelay(), "TimelockController: insufficient delay");
_timestamps[id] = block.timestamp + delay;
}
function cancel(bytes32 id) public virtual onlyRole(CANCELLER_ROLE) {
require(isOperationPending(id), "TimelockController: operation cannot be cancelled");
delete _timestamps[id];
emit Cancelled(id);
}
function execute(
address target,
uint256 value,
bytes calldata payload,
bytes32 predecessor,
bytes32 salt
) public payable virtual onlyRoleOrOpenRole(EXECUTOR_ROLE) {
bytes32 id = hashOperation(target, value, payload, predecessor, salt);
_beforeCall(id, predecessor);
_execute(target, value, payload);
emit CallExecuted(id, 0, target, value, payload);
_afterCall(id);
}
function executeBatch(
address[] calldata targets,
uint256[] calldata values,
bytes[] calldata payloads,
bytes32 predecessor,
bytes32 salt
) public payable virtual onlyRoleOrOpenRole(EXECUTOR_ROLE) {
require(targets.length == values.length, "TimelockController: length mismatch");
require(targets.length == payloads.length, "TimelockController: length mismatch");
bytes32 id = hashOperationBatch(targets, values, payloads, predecessor, salt);
_beforeCall(id, predecessor);
for (uint256 i = 0; i < targets.length; ++i) {
address target = targets[i];
uint256 value = values[i];
bytes calldata payload = payloads[i];
_execute(target, value, payload);
emit CallExecuted(id, i, target, value, payload);
}
_afterCall(id);
}
function _execute(
address target,
uint256 value,
bytes calldata data
) internal virtual {
(bool success, ) = target.call{value: value}(data);
require(success, "TimelockController: underlying transaction reverted");
}
function _beforeCall(bytes32 id, bytes32 predecessor) private view {
require(isOperationReady(id), "TimelockController: operation is not ready");
require(predecessor == bytes32(0) || isOperationDone(predecessor), "TimelockController: missing dependency");
}
function _afterCall(bytes32 id) private {
require(isOperationReady(id), "TimelockController: operation is not ready");
_timestamps[id] = _DONE_TIMESTAMP;
}
function updateDelay(uint256 newDelay) external virtual {
require(msg.sender == address(this), "TimelockController: caller must be timelock");
emit MinDelayChange(_minDelay, newDelay);
_minDelay = newDelay;
}
function onERC721Received(
address,
address,
uint256,
bytes memory
) public virtual override returns (bytes4) {
return this.onERC721Received.selector;
}
function onERC1155Received(
address,
address,
uint256,
uint256,
bytes memory
) public virtual override returns (bytes4) {
return this.onERC1155Received.selector;
}
function onERC1155BatchReceived(
address,
address,
uint256[] memory,
uint256[] memory,
bytes memory
) public virtual override returns (bytes4) {
return this.onERC1155BatchReceived.selector;
}
}
pragma solidity ^0.8.0;
interface IERC1822Proxiable {
function proxiableUUID() external view returns (bytes32);
}
pragma solidity ^0.8.0;
interface IBeacon {
function implementation() external view returns (address);
}
pragma solidity ^0.8.0;
library StorageSlot {
struct AddressSlot {
address value;
}
struct BooleanSlot {
bool value;
}
struct Bytes32Slot {
bytes32 value;
}
struct Uint256Slot {
uint256 value;
}
function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) {
assembly {
r.slot := slot
}
}
function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) {
assembly {
r.slot := slot
}
}
function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) {
assembly {
r.slot := slot
}
}
function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) {
assembly {
r.slot := slot
}
}
}
pragma solidity ^0.8.2;
abstract contract ERC1967Upgrade {
bytes32 private constant _ROLLBACK_SLOT = 0x4910fdfa16fed3260ed0e7147f7cc6da11a60208b5b9406d12a635614ffd9143;
bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
event Upgraded(address indexed implementation);
function _getImplementation() internal view returns (address) {
return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
}
function _setImplementation(address newImplementation) private {
require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract");
StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
}
function _upgradeTo(address newImplementation) internal {
_setImplementation(newImplementation);
emit Upgraded(newImplementation);
}
function _upgradeToAndCall(
address newImplementation,
bytes memory data,
bool forceCall
) internal {
_upgradeTo(newImplementation);
if (data.length > 0 || forceCall) {
Address.functionDelegateCall(newImplementation, data);
}
}
function _upgradeToAndCallUUPS(
address newImplementation,
bytes memory data,
bool forceCall
) internal {
if (StorageSlot.getBooleanSlot(_ROLLBACK_SLOT).value) {
_setImplementation(newImplementation);
} else {
try IERC1822Proxiable(newImplementation).proxiableUUID() returns (bytes32 slot) {
require(slot == _IMPLEMENTATION_SLOT, "ERC1967Upgrade: unsupported proxiableUUID");
} catch {
revert("ERC1967Upgrade: new implementation is not UUPS");
}
_upgradeToAndCall(newImplementation, data, forceCall);
}
}
bytes32 internal constant _ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;
event AdminChanged(address previousAdmin, address newAdmin);
function _getAdmin() internal view returns (address) {
return StorageSlot.getAddressSlot(_ADMIN_SLOT).value;
}
function _setAdmin(address newAdmin) private {
require(newAdmin != address(0), "ERC1967: new admin is the zero address");
StorageSlot.getAddressSlot(_ADMIN_SLOT).value = newAdmin;
}
function _changeAdmin(address newAdmin) internal {
emit AdminChanged(_getAdmin(), newAdmin);
_setAdmin(newAdmin);
}
bytes32 internal constant _BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50;
event BeaconUpgraded(address indexed beacon);
function _getBeacon() internal view returns (address) {
return StorageSlot.getAddressSlot(_BEACON_SLOT).value;
}
function _setBeacon(address newBeacon) private {
require(Address.isContract(newBeacon), "ERC1967: new beacon is not a contract");
require(
Address.isContract(IBeacon(newBeacon).implementation()),
"ERC1967: beacon implementation is not a contract"
);
StorageSlot.getAddressSlot(_BEACON_SLOT).value = newBeacon;
}
function _upgradeBeaconToAndCall(
address newBeacon,
bytes memory data,
bool forceCall
) internal {
_setBeacon(newBeacon);
emit BeaconUpgraded(newBeacon);
if (data.length > 0 || forceCall) {
Address.functionDelegateCall(IBeacon(newBeacon).implementation(), data);
}
}
}
pragma solidity ^0.8.0;
abstract contract Proxy {
function _delegate(address implementation) internal virtual {
assembly {
calldatacopy(0, 0, calldatasize())
let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)
returndatacopy(0, 0, returndatasize())
switch result
case 0 {
revert(0, returndatasize())
}
default {
return(0, returndatasize())
}
}
}
function _implementation() internal view virtual returns (address);
function _fallback() internal virtual {
_beforeFallback();
_delegate(_implementation());
}
fallback() external payable virtual {
_fallback();
}
receive() external payable virtual {
_fallback();
}
function _beforeFallback() internal virtual {}
}
pragma solidity ^0.8.0;
contract ERC1967Proxy is Proxy, ERC1967Upgrade {
constructor(address _logic, bytes memory _data) payable {
_upgradeToAndCall(_logic, _data, false);
}
function _implementation() internal view virtual override returns (address impl) {
return ERC1967Upgrade._getImplementation();
}
}
pragma solidity ^0.8.0;
contract TransparentUpgradeableProxy is ERC1967Proxy {
constructor(
address _logic,
address admin_,
bytes memory _data
) payable ERC1967Proxy(_logic, _data) {
_changeAdmin(admin_);
}
modifier ifAdmin() {
if (msg.sender == _getAdmin()) {
_;
} else {
_fallback();
}
}
function admin() external ifAdmin returns (address admin_) {
admin_ = _getAdmin();
}
function implementation() external ifAdmin returns (address implementation_) {
implementation_ = _implementation();
}
function changeAdmin(address newAdmin) external virtual ifAdmin {
_changeAdmin(newAdmin);
}
function upgradeTo(address newImplementation) external ifAdmin {
_upgradeToAndCall(newImplementation, bytes(""), false);
}
function upgradeToAndCall(address newImplementation, bytes calldata data) external payable ifAdmin {
_upgradeToAndCall(newImplementation, data, true);
}
function _admin() internal view virtual returns (address) {
return _getAdmin();
}
function _beforeFallback() internal virtual override {
require(msg.sender != _getAdmin(), "TransparentUpgradeableProxy: admin cannot fallback to proxy target");
super._beforeFallback();
}
}
pragma solidity ^0.8.0;
contract ProxyAdmin is Ownable {
function getProxyImplementation(TransparentUpgradeableProxy proxy) public view virtual returns (address) {
(bool success, bytes memory returndata) = address(proxy).staticcall(hex"5c60da1b");
require(success);
return abi.decode(returndata, (address));
}
function getProxyAdmin(TransparentUpgradeableProxy proxy) public view virtual returns (address) {
(bool success, bytes memory returndata) = address(proxy).staticcall(hex"f851a440");
require(success);
return abi.decode(returndata, (address));
}
function changeProxyAdmin(TransparentUpgradeableProxy proxy, address newAdmin) public virtual onlyOwner {
proxy.changeAdmin(newAdmin);
}
function upgrade(TransparentUpgradeableProxy proxy, address implementation) public virtual onlyOwner {
proxy.upgradeTo(implementation);
}
function upgradeAndCall(
TransparentUpgradeableProxy proxy,
address implementation,
bytes memory data
) public payable virtual onlyOwner {
proxy.upgradeToAndCall{value: msg.value}(implementation, data);
}
}
pragma solidity ^0.8.0;
abstract contract Pausable is Context {
event Paused(address account);
event Unpaused(address account);
bool private _paused;
constructor() {
_paused = false;
}
modifier whenNotPaused() {
_requireNotPaused();
_;
}
modifier whenPaused() {
_requirePaused();
_;
}
function paused() public view virtual returns (bool) {
return _paused;
}
function _requireNotPaused() internal view virtual {
require(!paused(), "Pausable: paused");
}
function _requirePaused() internal view virtual {
require(paused(), "Pausable: not paused");
}
function _pause() internal virtual whenNotPaused {
_paused = true;
emit Paused(_msgSender());
}
function _unpause() internal virtual whenPaused {
_paused = false;
emit Unpaused(_msgSender());
}
}
pragma solidity ^0.8.0;
interface IERC20 {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address to, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(
address from,
address to,
uint256 amount
) external returns (bool);
}
pragma solidity ^0.8.0;
interface IERC20Metadata is IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
}
pragma solidity ^0.8.0;
contract ERC20 is Context, IERC20, IERC20Metadata {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function decimals() public view virtual override returns (uint8) {
return 18;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address to, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
function transferFrom(
address from,
address to,
uint256 amount
) public virtual override returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, allowance(owner, spender) + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
address owner = _msgSender();
uint256 currentAllowance = allowance(owner, spender);
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(owner, spender, currentAllowance - subtractedValue);
}
return true;
}
function _transfer(
address from,
address to,
uint256 amount
) internal virtual {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(from, to, amount);
uint256 fromBalance = _balances[from];
require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[from] = fromBalance - amount;
_balances[to] += amount;
}
emit Transfer(from, to, amount);
_afterTokenTransfer(from, to, amount);
}
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply += amount;
unchecked {
_balances[account] += amount;
}
emit Transfer(address(0), account, amount);
_afterTokenTransfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
uint256 accountBalance = _balances[account];
require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
unchecked {
_balances[account] = accountBalance - amount;
_totalSupply -= amount;
}
emit Transfer(account, address(0), amount);
_afterTokenTransfer(account, address(0), amount);
}
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 _spendAllowance(
address owner,
address spender,
uint256 amount
) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "ERC20: insufficient allowance");
unchecked {
_approve(owner, spender, currentAllowance - amount);
}
}
}
function _beforeTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
function _afterTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
}
pragma solidity ^0.8.0;
interface IERC20Permit {
function permit(
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) external;
function nonces(address owner) external view returns (uint256);
function DOMAIN_SEPARATOR() external view returns (bytes32);
}
pragma solidity ^0.8.0;
library SafeERC20 {
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));
}
function safeApprove(
IERC20 token,
address spender,
uint256 value
) internal {
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) + value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(
IERC20 token,
address spender,
uint256 value
) internal {
unchecked {
uint256 oldAllowance = token.allowance(address(this), spender);
require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
uint256 newAllowance = oldAllowance - value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
}
function safePermit(
IERC20Permit token,
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) internal {
uint256 nonceBefore = token.nonces(owner);
token.permit(owner, spender, value, deadline, v, r, s);
uint256 nonceAfter = token.nonces(owner);
require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed");
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
pragma solidity ^0.8.0;
interface IERC721 is IERC165 {
event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
function balanceOf(address owner) external view returns (uint256 balance);
function ownerOf(uint256 tokenId) external view returns (address owner);
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes calldata data
) external;
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) external;
function transferFrom(
address from,
address to,
uint256 tokenId
) external;
function approve(address to, uint256 tokenId) external;
function setApprovalForAll(address operator, bool _approved) external;
function getApproved(uint256 tokenId) external view returns (address operator);
function isApprovedForAll(address owner, address operator) external view returns (bool);
}
pragma solidity ^0.8.0;
interface IERC721Metadata is IERC721 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function tokenURI(uint256 tokenId) external view returns (string memory);
}
pragma solidity ^0.8.0;
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata {
using Address for address;
using Strings for uint256;
string private _name;
string private _symbol;
mapping(uint256 => address) private _owners;
mapping(address => uint256) private _balances;
mapping(uint256 => address) private _tokenApprovals;
mapping(address => mapping(address => bool)) private _operatorApprovals;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
return
interfaceId == type(IERC721).interfaceId ||
interfaceId == type(IERC721Metadata).interfaceId ||
super.supportsInterface(interfaceId);
}
function balanceOf(address owner) public view virtual override returns (uint256) {
require(owner != address(0), "ERC721: address zero is not a valid owner");
return _balances[owner];
}
function ownerOf(uint256 tokenId) public view virtual override returns (address) {
address owner = _ownerOf(tokenId);
require(owner != address(0), "ERC721: invalid token ID");
return owner;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
_requireMinted(tokenId);
string memory baseURI = _baseURI();
return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : "";
}
function _baseURI() internal view virtual returns (string memory) {
return "";
}
function approve(address to, uint256 tokenId) public virtual override {
address owner = ERC721.ownerOf(tokenId);
require(to != owner, "ERC721: approval to current owner");
require(
_msgSender() == owner || isApprovedForAll(owner, _msgSender()),
"ERC721: approve caller is not token owner or approved for all"
);
_approve(to, tokenId);
}
function getApproved(uint256 tokenId) public view virtual override returns (address) {
_requireMinted(tokenId);
return _tokenApprovals[tokenId];
}
function setApprovalForAll(address operator, bool approved) public virtual override {
_setApprovalForAll(_msgSender(), operator, approved);
}
function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
return _operatorApprovals[owner][operator];
}
function transferFrom(
address from,
address to,
uint256 tokenId
) public virtual override {
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved");
_transfer(from, to, tokenId);
}
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) public virtual override {
safeTransferFrom(from, to, tokenId, "");
}
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes memory data
) public virtual override {
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved");
_safeTransfer(from, to, tokenId, data);
}
function _safeTransfer(
address from,
address to,
uint256 tokenId,
bytes memory data
) internal virtual {
_transfer(from, to, tokenId);
require(_checkOnERC721Received(from, to, tokenId, data), "ERC721: transfer to non ERC721Receiver implementer");
}
function _ownerOf(uint256 tokenId) internal view virtual returns (address) {
return _owners[tokenId];
}
function _exists(uint256 tokenId) internal view virtual returns (bool) {
return _ownerOf(tokenId) != address(0);
}
function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {
address owner = ERC721.ownerOf(tokenId);
return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == spender);
}
function _safeMint(address to, uint256 tokenId) internal virtual {
_safeMint(to, tokenId, "");
}
function _safeMint(
address to,
uint256 tokenId,
bytes memory data
) internal virtual {
_mint(to, tokenId);
require(
_checkOnERC721Received(address(0), to, tokenId, data),
"ERC721: transfer to non ERC721Receiver implementer"
);
}
function _mint(address to, uint256 tokenId) internal virtual {
require(to != address(0), "ERC721: mint to the zero address");
require(!_exists(tokenId), "ERC721: token already minted");
_beforeTokenTransfer(address(0), to, tokenId, 1);
require(!_exists(tokenId), "ERC721: token already minted");
unchecked {
_balances[to] += 1;
}
_owners[tokenId] = to;
emit Transfer(address(0), to, tokenId);
_afterTokenTransfer(address(0), to, tokenId, 1);
}
function _burn(uint256 tokenId) internal virtual {
address owner = ERC721.ownerOf(tokenId);
_beforeTokenTransfer(owner, address(0), tokenId, 1);
owner = ERC721.ownerOf(tokenId);
delete _tokenApprovals[tokenId];
unchecked {
_balances[owner] -= 1;
}
delete _owners[tokenId];
emit Transfer(owner, address(0), tokenId);
_afterTokenTransfer(owner, address(0), tokenId, 1);
}
function _transfer(
address from,
address to,
uint256 tokenId
) internal virtual {
require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner");
require(to != address(0), "ERC721: transfer to the zero address");
_beforeTokenTransfer(from, to, tokenId, 1);
require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner");
delete _tokenApprovals[tokenId];
unchecked {
_balances[from] -= 1;
_balances[to] += 1;
}
_owners[tokenId] = to;
emit Transfer(from, to, tokenId);
_afterTokenTransfer(from, to, tokenId, 1);
}
function _approve(address to, uint256 tokenId) internal virtual {
_tokenApprovals[tokenId] = to;
emit Approval(ERC721.ownerOf(tokenId), to, tokenId);
}
function _setApprovalForAll(
address owner,
address operator,
bool approved
) internal virtual {
require(owner != operator, "ERC721: approve to caller");
_operatorApprovals[owner][operator] = approved;
emit ApprovalForAll(owner, operator, approved);
}
function _requireMinted(uint256 tokenId) internal view virtual {
require(_exists(tokenId), "ERC721: invalid token ID");
}
function _checkOnERC721Received(
address from,
address to,
uint256 tokenId,
bytes memory data
) private returns (bool) {
if (to.isContract()) {
try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, data) returns (bytes4 retval) {
return retval == IERC721Receiver.onERC721Received.selector;
} catch (bytes memory reason) {
if (reason.length == 0) {
revert("ERC721: transfer to non ERC721Receiver implementer");
} else {
assembly {
revert(add(32, reason), mload(reason))
}
}
}
} else {
return true;
}
}
function _beforeTokenTransfer(
address from,
address to,
uint256,
uint256 batchSize
) internal virtual {
if (batchSize > 1) {
if (from != address(0)) {
_balances[from] -= batchSize;
}
if (to != address(0)) {
_balances[to] += batchSize;
}
}
}
function _afterTokenTransfer(
address from,
address to,
uint256 firstTokenId,
uint256 batchSize
) internal virtual {}
}
pragma solidity ^0.8.0;
interface IERC721Enumerable is IERC721 {
function totalSupply() external view returns (uint256);
function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256);
function tokenByIndex(uint256 index) external view returns (uint256);
}
pragma solidity ^0.8.0;
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable {
mapping(address => mapping(uint256 => uint256)) private _ownedTokens;
mapping(uint256 => uint256) private _ownedTokensIndex;
uint256[] private _allTokens;
mapping(uint256 => uint256) private _allTokensIndex;
function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) {
return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId);
}
function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) {
require(index < ERC721.balanceOf(owner), "ERC721Enumerable: owner index out of bounds");
return _ownedTokens[owner][index];
}
function totalSupply() public view virtual override returns (uint256) {
return _allTokens.length;
}
function tokenByIndex(uint256 index) public view virtual override returns (uint256) {
require(index < ERC721Enumerable.totalSupply(), "ERC721Enumerable: global index out of bounds");
return _allTokens[index];
}
function _beforeTokenTransfer(
address from,
address to,
uint256 firstTokenId,
uint256 batchSize
) internal virtual override {
super._beforeTokenTransfer(from, to, firstTokenId, batchSize);
if (batchSize > 1) {
revert("ERC721Enumerable: consecutive transfers not supported");
}
uint256 tokenId = firstTokenId;
if (from == address(0)) {
_addTokenToAllTokensEnumeration(tokenId);
} else if (from != to) {
_removeTokenFromOwnerEnumeration(from, tokenId);
}
if (to == address(0)) {
_removeTokenFromAllTokensEnumeration(tokenId);
} else if (to != from) {
_addTokenToOwnerEnumeration(to, tokenId);
}
}
function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private {
uint256 length = ERC721.balanceOf(to);
_ownedTokens[to][length] = tokenId;
_ownedTokensIndex[tokenId] = length;
}
function _addTokenToAllTokensEnumeration(uint256 tokenId) private {
_allTokensIndex[tokenId] = _allTokens.length;
_allTokens.push(tokenId);
}
function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private {
uint256 lastTokenIndex = ERC721.balanceOf(from) - 1;
uint256 tokenIndex = _ownedTokensIndex[tokenId];
if (tokenIndex != lastTokenIndex) {
uint256 lastTokenId = _ownedTokens[from][lastTokenIndex];
_ownedTokens[from][tokenIndex] = lastTokenId;
_ownedTokensIndex[lastTokenId] = tokenIndex;
}
delete _ownedTokensIndex[tokenId];
delete _ownedTokens[from][lastTokenIndex];
}
function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private {
uint256 lastTokenIndex = _allTokens.length - 1;
uint256 tokenIndex = _allTokensIndex[tokenId];
uint256 lastTokenId = _allTokens[lastTokenIndex];
_allTokens[tokenIndex] = lastTokenId;
_allTokensIndex[lastTokenId] = tokenIndex;
delete _allTokensIndex[tokenId];
_allTokens.pop();
}
}
pragma solidity ^0.8.0;
library ECDSA {
enum RecoverError {
NoError,
InvalidSignature,
InvalidSignatureLength,
InvalidSignatureS,
InvalidSignatureV
}
function _throwError(RecoverError error) private pure {
if (error == RecoverError.NoError) {
return;
} else if (error == RecoverError.InvalidSignature) {
revert("ECDSA: invalid signature");
} else if (error == RecoverError.InvalidSignatureLength) {
revert("ECDSA: invalid signature length");
} else if (error == RecoverError.InvalidSignatureS) {
revert("ECDSA: invalid signature 's' value");
}
}
function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {
if (signature.length == 65) {
bytes32 r;
bytes32 s;
uint8 v;
assembly {
r := mload(add(signature, 0x20))
s := mload(add(signature, 0x40))
v := byte(0, mload(add(signature, 0x60)))
}
return tryRecover(hash, v, r, s);
} else {
return (address(0), RecoverError.InvalidSignatureLength);
}
}
function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
(address recovered, RecoverError error) = tryRecover(hash, signature);
_throwError(error);
return recovered;
}
function tryRecover(
bytes32 hash,
bytes32 r,
bytes32 vs
) internal pure returns (address, RecoverError) {
bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff);
uint8 v = uint8((uint256(vs) >> 255) + 27);
return tryRecover(hash, v, r, s);
}
function recover(
bytes32 hash,
bytes32 r,
bytes32 vs
) internal pure returns (address) {
(address recovered, RecoverError error) = tryRecover(hash, r, vs);
_throwError(error);
return recovered;
}
function tryRecover(
bytes32 hash,
uint8 v,
bytes32 r,
bytes32 s
) internal pure returns (address, RecoverError) {
if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {
return (address(0), RecoverError.InvalidSignatureS);
}
address signer = ecrecover(hash, v, r, s);
if (signer == address(0)) {
return (address(0), RecoverError.InvalidSignature);
}
return (signer, RecoverError.NoError);
}
function recover(
bytes32 hash,
uint8 v,
bytes32 r,
bytes32 s
) internal pure returns (address) {
(address recovered, RecoverError error) = tryRecover(hash, v, r, s);
_throwError(error);
return recovered;
}
function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) {
return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
}
function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) {
return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s));
}
function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) {
return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
}
}
pragma solidity ^0.8.0;
library EnumerableSet {
struct Set {
bytes32[] _values;
mapping(bytes32 => uint256) _indexes;
}
function _add(Set storage set, bytes32 value) private returns (bool) {
if (!_contains(set, value)) {
set._values.push(value);
set._indexes[value] = set._values.length;
return true;
} else {
return false;
}
}
function _remove(Set storage set, bytes32 value) private returns (bool) {
uint256 valueIndex = set._indexes[value];
if (valueIndex != 0) {
uint256 toDeleteIndex = valueIndex - 1;
uint256 lastIndex = set._values.length - 1;
if (lastIndex != toDeleteIndex) {
bytes32 lastValue = set._values[lastIndex];
set._values[toDeleteIndex] = lastValue;
set._indexes[lastValue] = valueIndex;
}
set._values.pop();
delete set._indexes[value];
return true;
} else {
return false;
}
}
function _contains(Set storage set, bytes32 value) private view returns (bool) {
return set._indexes[value] != 0;
}
function _length(Set storage set) private view returns (uint256) {
return set._values.length;
}
function _at(Set storage set, uint256 index) private view returns (bytes32) {
return set._values[index];
}
function _values(Set storage set) private view returns (bytes32[] memory) {
return set._values;
}
struct Bytes32Set {
Set _inner;
}
function add(Bytes32Set storage set, bytes32 value) internal returns (bool) {
return _add(set._inner, value);
}
function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) {
return _remove(set._inner, value);
}
function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) {
return _contains(set._inner, value);
}
function length(Bytes32Set storage set) internal view returns (uint256) {
return _length(set._inner);
}
function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) {
return _at(set._inner, index);
}
function values(Bytes32Set storage set) internal view returns (bytes32[] memory) {
bytes32[] memory store = _values(set._inner);
bytes32[] memory result;
assembly {
result := store
}
return result;
}
struct AddressSet {
Set _inner;
}
function add(AddressSet storage set, address value) internal returns (bool) {
return _add(set._inner, bytes32(uint256(uint160(value))));
}
function remove(AddressSet storage set, address value) internal returns (bool) {
return _remove(set._inner, bytes32(uint256(uint160(value))));
}
function contains(AddressSet storage set, address value) internal view returns (bool) {
return _contains(set._inner, bytes32(uint256(uint160(value))));
}
function length(AddressSet storage set) internal view returns (uint256) {
return _length(set._inner);
}
function at(AddressSet storage set, uint256 index) internal view returns (address) {
return address(uint160(uint256(_at(set._inner, index))));
}
function values(AddressSet storage set) internal view returns (address[] memory) {
bytes32[] memory store = _values(set._inner);
address[] memory result;
assembly {
result := store
}
return result;
}
struct UintSet {
Set _inner;
}
function add(UintSet storage set, uint256 value) internal returns (bool) {
return _add(set._inner, bytes32(value));
}
function remove(UintSet storage set, uint256 value) internal returns (bool) {
return _remove(set._inner, bytes32(value));
}
function contains(UintSet storage set, uint256 value) internal view returns (bool) {
return _contains(set._inner, bytes32(value));
}
function length(UintSet storage set) internal view returns (uint256) {
return _length(set._inner);
}
function at(UintSet storage set, uint256 index) internal view returns (uint256) {
return uint256(_at(set._inner, index));
}
function values(UintSet storage set) internal view returns (uint256[] memory) {
bytes32[] memory store = _values(set._inner);
uint256[] memory result;
assembly {
result := store
}
return result;
}
}
pragma solidity ^0.8.0;
library EnumerableMap {
using EnumerableSet for EnumerableSet.Bytes32Set;
struct Bytes32ToBytes32Map {
EnumerableSet.Bytes32Set _keys;
mapping(bytes32 => bytes32) _values;
}
function set(
Bytes32ToBytes32Map storage map,
bytes32 key,
bytes32 value
) internal returns (bool) {
map._values[key] = value;
return map._keys.add(key);
}
function remove(Bytes32ToBytes32Map storage map, bytes32 key) internal returns (bool) {
delete map._values[key];
return map._keys.remove(key);
}
function contains(Bytes32ToBytes32Map storage map, bytes32 key) internal view returns (bool) {
return map._keys.contains(key);
}
function length(Bytes32ToBytes32Map storage map) internal view returns (uint256) {
return map._keys.length();
}
function at(Bytes32ToBytes32Map storage map, uint256 index) internal view returns (bytes32, bytes32) {
bytes32 key = map._keys.at(index);
return (key, map._values[key]);
}
function tryGet(Bytes32ToBytes32Map storage map, bytes32 key) internal view returns (bool, bytes32) {
bytes32 value = map._values[key];
if (value == bytes32(0)) {
return (contains(map, key), bytes32(0));
} else {
return (true, value);
}
}
function get(Bytes32ToBytes32Map storage map, bytes32 key) internal view returns (bytes32) {
bytes32 value = map._values[key];
require(value != 0 || contains(map, key), "EnumerableMap: nonexistent key");
return value;
}
function get(
Bytes32ToBytes32Map storage map,
bytes32 key,
string memory errorMessage
) internal view returns (bytes32) {
bytes32 value = map._values[key];
require(value != 0 || contains(map, key), errorMessage);
return value;
}
struct UintToUintMap {
Bytes32ToBytes32Map _inner;
}
function set(
UintToUintMap storage map,
uint256 key,
uint256 value
) internal returns (bool) {
return set(map._inner, bytes32(key), bytes32(value));
}
function remove(UintToUintMap storage map, uint256 key) internal returns (bool) {
return remove(map._inner, bytes32(key));
}
function contains(UintToUintMap storage map, uint256 key) internal view returns (bool) {
return contains(map._inner, bytes32(key));
}
function length(UintToUintMap storage map) internal view returns (uint256) {
return length(map._inner);
}
function at(UintToUintMap storage map, uint256 index) internal view returns (uint256, uint256) {
(bytes32 key, bytes32 value) = at(map._inner, index);
return (uint256(key), uint256(value));
}
function tryGet(UintToUintMap storage map, uint256 key) internal view returns (bool, uint256) {
(bool success, bytes32 value) = tryGet(map._inner, bytes32(key));
return (success, uint256(value));
}
function get(UintToUintMap storage map, uint256 key) internal view returns (uint256) {
return uint256(get(map._inner, bytes32(key)));
}
function get(
UintToUintMap storage map,
uint256 key,
string memory errorMessage
) internal view returns (uint256) {
return uint256(get(map._inner, bytes32(key), errorMessage));
}
struct UintToAddressMap {
Bytes32ToBytes32Map _inner;
}
function set(
UintToAddressMap storage map,
uint256 key,
address value
) internal returns (bool) {
return set(map._inner, bytes32(key), bytes32(uint256(uint160(value))));
}
function remove(UintToAddressMap storage map, uint256 key) internal returns (bool) {
return remove(map._inner, bytes32(key));
}
function contains(UintToAddressMap storage map, uint256 key) internal view returns (bool) {
return contains(map._inner, bytes32(key));
}
function length(UintToAddressMap storage map) internal view returns (uint256) {
return length(map._inner);
}
function at(UintToAddressMap storage map, uint256 index) internal view returns (uint256, address) {
(bytes32 key, bytes32 value) = at(map._inner, index);
return (uint256(key), address(uint160(uint256(value))));
}
function tryGet(UintToAddressMap storage map, uint256 key) internal view returns (bool, address) {
(bool success, bytes32 value) = tryGet(map._inner, bytes32(key));
return (success, address(uint160(uint256(value))));
}
function get(UintToAddressMap storage map, uint256 key) internal view returns (address) {
return address(uint160(uint256(get(map._inner, bytes32(key)))));
}
function get(
UintToAddressMap storage map,
uint256 key,
string memory errorMessage
) internal view returns (address) {
return address(uint160(uint256(get(map._inner, bytes32(key), errorMessage))));
}
struct AddressToUintMap {
Bytes32ToBytes32Map _inner;
}
function set(
AddressToUintMap storage map,
address key,
uint256 value
) internal returns (bool) {
return set(map._inner, bytes32(uint256(uint160(key))), bytes32(value));
}
function remove(AddressToUintMap storage map, address key) internal returns (bool) {
return remove(map._inner, bytes32(uint256(uint160(key))));
}
function contains(AddressToUintMap storage map, address key) internal view returns (bool) {
return contains(map._inner, bytes32(uint256(uint160(key))));
}
function length(AddressToUintMap storage map) internal view returns (uint256) {
return length(map._inner);
}
function at(AddressToUintMap storage map, uint256 index) internal view returns (address, uint256) {
(bytes32 key, bytes32 value) = at(map._inner, index);
return (address(uint160(uint256(key))), uint256(value));
}
function tryGet(AddressToUintMap storage map, address key) internal view returns (bool, uint256) {
(bool success, bytes32 value) = tryGet(map._inner, bytes32(uint256(uint160(key))));
return (success, uint256(value));
}
function get(AddressToUintMap storage map, address key) internal view returns (uint256) {
return uint256(get(map._inner, bytes32(uint256(uint160(key)))));
}
function get(
AddressToUintMap storage map,
address key,
string memory errorMessage
) internal view returns (uint256) {
return uint256(get(map._inner, bytes32(uint256(uint160(key))), errorMessage));
}
struct Bytes32ToUintMap {
Bytes32ToBytes32Map _inner;
}
function set(
Bytes32ToUintMap storage map,
bytes32 key,
uint256 value
) internal returns (bool) {
return set(map._inner, key, bytes32(value));
}
function remove(Bytes32ToUintMap storage map, bytes32 key) internal returns (bool) {
return remove(map._inner, key);
}
function contains(Bytes32ToUintMap storage map, bytes32 key) internal view returns (bool) {
return contains(map._inner, key);
}
function length(Bytes32ToUintMap storage map) internal view returns (uint256) {
return length(map._inner);
}
function at(Bytes32ToUintMap storage map, uint256 index) internal view returns (bytes32, uint256) {
(bytes32 key, bytes32 value) = at(map._inner, index);
return (key, uint256(value));
}
function tryGet(Bytes32ToUintMap storage map, bytes32 key) internal view returns (bool, uint256) {
(bool success, bytes32 value) = tryGet(map._inner, key);
return (success, uint256(value));
}
function get(Bytes32ToUintMap storage map, bytes32 key) internal view returns (uint256) {
return uint256(get(map._inner, key));
}
function get(
Bytes32ToUintMap storage map,
bytes32 key,
string memory errorMessage
) internal view returns (uint256) {
return uint256(get(map._inner, key, errorMessage));
}
}
pragma solidity >=0.8.0;
interface IPostDispatchHook {
enum Types {
UNUSED,
ROUTING,
AGGREGATION,
MERKLE_TREE,
INTERCHAIN_GAS_PAYMASTER,
FALLBACK_ROUTING,
ID_AUTH_ISM,
PAUSABLE,
PROTOCOL_FEE
}
function hookType() external view returns (uint8);
function supportsMetadata(bytes calldata metadata)
external
view
returns (bool);
function postDispatch(bytes calldata metadata, bytes calldata message)
external
payable;
function quoteDispatch(bytes calldata metadata, bytes calldata message)
external
view
returns (uint256);
}
pragma solidity >=0.6.11;
interface IInterchainSecurityModule {
enum Types {
UNUSED,
ROUTING,
AGGREGATION,
LEGACY_MULTISIG,
MERKLE_ROOT_MULTISIG,
MESSAGE_ID_MULTISIG,
NULL,
CCIP_READ
}
function moduleType() external view returns (uint8);
function verify(bytes calldata _metadata, bytes calldata _message)
external
returns (bool);
}
interface ISpecifiesInterchainSecurityModule {
function interchainSecurityModule()
external
view
returns (IInterchainSecurityModule);
}
pragma solidity >=0.8.0;
interface IMailbox {
event Dispatch(
address indexed sender,
uint32 indexed destination,
bytes32 indexed recipient,
bytes message
);
event DispatchId(bytes32 indexed messageId);
event ProcessId(bytes32 indexed messageId);
event Process(
uint32 indexed origin,
bytes32 indexed sender,
address indexed recipient
);
function localDomain() external view returns (uint32);
function delivered(bytes32 messageId) external view returns (bool);
function defaultIsm() external view returns (IInterchainSecurityModule);
function defaultHook() external view returns (IPostDispatchHook);
function latestDispatchedId() external view returns (bytes32);
function dispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata messageBody
) external payable returns (bytes32 messageId);
function quoteDispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata messageBody
) external view returns (uint256 fee);
function dispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata body,
bytes calldata defaultHookMetadata
) external payable returns (bytes32 messageId);
function quoteDispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata messageBody,
bytes calldata defaultHookMetadata
) external view returns (uint256 fee);
function dispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata body,
bytes calldata customHookMetadata,
IPostDispatchHook customHook
) external payable returns (bytes32 messageId);
function quoteDispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata messageBody,
bytes calldata customHookMetadata,
IPostDispatchHook customHook
) external view returns (uint256 fee);
function process(bytes calldata metadata, bytes calldata message)
external
payable;
function recipientIsm(address recipient)
external
view
returns (IInterchainSecurityModule module);
}
pragma solidity >=0.6.11;
library TypeCasts {
function addressToBytes32(address _addr) internal pure returns (bytes32) {
return bytes32(uint256(uint160(_addr)));
}
function bytes32ToAddress(bytes32 _buf) internal pure returns (address) {
return address(uint160(uint256(_buf)));
}
}
pragma solidity >=0.8.0;
library Message {
using TypeCasts for bytes32;
uint256 private constant VERSION_OFFSET = 0;
uint256 private constant NONCE_OFFSET = 1;
uint256 private constant ORIGIN_OFFSET = 5;
uint256 private constant SENDER_OFFSET = 9;
uint256 private constant DESTINATION_OFFSET = 41;
uint256 private constant RECIPIENT_OFFSET = 45;
uint256 private constant BODY_OFFSET = 77;
function formatMessage(
uint8 _version,
uint32 _nonce,
uint32 _originDomain,
bytes32 _sender,
uint32 _destinationDomain,
bytes32 _recipient,
bytes calldata _messageBody
) internal pure returns (bytes memory) {
return
abi.encodePacked(
_version,
_nonce,
_originDomain,
_sender,
_destinationDomain,
_recipient,
_messageBody
);
}
function id(bytes memory _message) internal pure returns (bytes32) {
return keccak256(_message);
}
function version(bytes calldata _message) internal pure returns (uint8) {
return uint8(bytes1(_message[VERSION_OFFSET:NONCE_OFFSET]));
}
function nonce(bytes calldata _message) internal pure returns (uint32) {
return uint32(bytes4(_message[NONCE_OFFSET:ORIGIN_OFFSET]));
}
function origin(bytes calldata _message) internal pure returns (uint32) {
return uint32(bytes4(_message[ORIGIN_OFFSET:SENDER_OFFSET]));
}
function sender(bytes calldata _message) internal pure returns (bytes32) {
return bytes32(_message[SENDER_OFFSET:DESTINATION_OFFSET]);
}
function senderAddress(bytes calldata _message)
internal
pure
returns (address)
{
return sender(_message).bytes32ToAddress();
}
function destination(bytes calldata _message)
internal
pure
returns (uint32)
{
return uint32(bytes4(_message[DESTINATION_OFFSET:RECIPIENT_OFFSET]));
}
function recipient(bytes calldata _message)
internal
pure
returns (bytes32)
{
return bytes32(_message[RECIPIENT_OFFSET:BODY_OFFSET]);
}
function recipientAddress(bytes calldata _message)
internal
pure
returns (address)
{
return recipient(_message).bytes32ToAddress();
}
function body(bytes calldata _message)
internal
pure
returns (bytes calldata)
{
return bytes(_message[BODY_OFFSET:]);
}
}
pragma solidity >=0.6.11;
abstract contract MailboxClient is OwnableUpgradeable {
using Message for bytes;
IMailbox public immutable mailbox;
uint32 public immutable localDomain;
IPostDispatchHook public hook;
IInterchainSecurityModule public interchainSecurityModule;
modifier onlyContract(address _contract) {
require(
Address.isContract(_contract),
"MailboxClient: invalid mailbox"
);
_;
}
modifier onlyContractOrNull(address _contract) {
require(
Address.isContract(_contract) || _contract == address(0),
"MailboxClient: invalid contract setting"
);
_;
}
modifier onlyMailbox() {
require(
msg.sender == address(mailbox),
"MailboxClient: sender not mailbox"
);
_;
}
constructor(address _mailbox) onlyContract(_mailbox) {
mailbox = IMailbox(_mailbox);
localDomain = mailbox.localDomain();
_transferOwnership(msg.sender);
}
function setHook(address _hook) public onlyContractOrNull(_hook) onlyOwner {
hook = IPostDispatchHook(_hook);
}
function setInterchainSecurityModule(address _module)
public
onlyContractOrNull(_module)
onlyOwner
{
interchainSecurityModule = IInterchainSecurityModule(_module);
}
function _MailboxClient_initialize(
address _hook,
address _interchainSecurityModule,
address _owner
) internal onlyInitializing {
__Ownable_init();
setHook(_hook);
setInterchainSecurityModule(_interchainSecurityModule);
_transferOwnership(_owner);
}
function _isLatestDispatched(bytes32 id) internal view returns (bool) {
return mailbox.latestDispatchedId() == id;
}
function _metadata(
uint32
) internal view virtual returns (bytes memory) {
return "";
}
function _dispatch(
uint32 _destinationDomain,
bytes32 _recipient,
bytes memory _messageBody
) internal virtual returns (bytes32) {
return
_dispatch(_destinationDomain, _recipient, msg.value, _messageBody);
}
function _dispatch(
uint32 _destinationDomain,
bytes32 _recipient,
uint256 _value,
bytes memory _messageBody
) internal virtual returns (bytes32) {
return
mailbox.dispatch{value: _value}(
_destinationDomain,
_recipient,
_messageBody,
_metadata(_destinationDomain),
hook
);
}
function _quoteDispatch(
uint32 _destinationDomain,
bytes32 _recipient,
bytes memory _messageBody
) internal view virtual returns (uint256) {
return
mailbox.quoteDispatch(
_destinationDomain,
_recipient,
_messageBody,
_metadata(_destinationDomain),
hook
);
}
}
pragma solidity >=0.8.0;
library StandardHookMetadata {
uint8 private constant VARIANT_OFFSET = 0;
uint8 private constant MSG_VALUE_OFFSET = 2;
uint8 private constant GAS_LIMIT_OFFSET = 34;
uint8 private constant REFUND_ADDRESS_OFFSET = 66;
uint256 private constant MIN_METADATA_LENGTH = 86;
uint16 public constant VARIANT = 1;
function variant(bytes calldata _metadata) internal pure returns (uint16) {
if (_metadata.length < VARIANT_OFFSET + 2) return 0;
return uint16(bytes2(_metadata[VARIANT_OFFSET:VARIANT_OFFSET + 2]));
}
function msgValue(bytes calldata _metadata, uint256 _default)
internal
pure
returns (uint256)
{
if (_metadata.length < MSG_VALUE_OFFSET + 32) return _default;
return
uint256(bytes32(_metadata[MSG_VALUE_OFFSET:MSG_VALUE_OFFSET + 32]));
}
function gasLimit(bytes calldata _metadata, uint256 _default)
internal
pure
returns (uint256)
{
if (_metadata.length < GAS_LIMIT_OFFSET + 32) return _default;
return
uint256(bytes32(_metadata[GAS_LIMIT_OFFSET:GAS_LIMIT_OFFSET + 32]));
}
function refundAddress(bytes calldata _metadata, address _default)
internal
pure
returns (address)
{
if (_metadata.length < REFUND_ADDRESS_OFFSET + 20) return _default;
return
address(
bytes20(
_metadata[REFUND_ADDRESS_OFFSET:REFUND_ADDRESS_OFFSET + 20]
)
);
}
function getCustomMetadata(bytes calldata _metadata)
internal
pure
returns (bytes calldata)
{
if (_metadata.length < MIN_METADATA_LENGTH) return _metadata[0:0];
return _metadata[MIN_METADATA_LENGTH:];
}
function formatMetadata(
uint256 _msgValue,
uint256 _gasLimit,
address _refundAddress,
bytes memory _customMetadata
) internal pure returns (bytes memory) {
return
abi.encodePacked(
VARIANT,
_msgValue,
_gasLimit,
_refundAddress,
_customMetadata
);
}
function formatMetadata(uint256 _msgValue)
internal
view
returns (bytes memory)
{
return formatMetadata(_msgValue, uint256(0), msg.sender, "");
}
function formatMetadata(uint256 _gasLimit, address _refundAddress)
internal
pure
returns (bytes memory)
{
return formatMetadata(uint256(0), _gasLimit, _refundAddress, "");
}
}
pragma solidity >=0.6.11;
interface IMessageRecipient {
function handle(
uint32 _origin,
bytes32 _sender,
bytes calldata _message
) external payable;
}
pragma solidity >=0.6.11;
library EnumerableMapExtended {
using EnumerableMap for EnumerableMap.Bytes32ToBytes32Map;
using EnumerableSet for EnumerableSet.Bytes32Set;
struct UintToBytes32Map {
EnumerableMap.Bytes32ToBytes32Map _inner;
}
function keys(UintToBytes32Map storage map)
internal
view
returns (uint256[] memory _keys)
{
uint256 _length = map._inner.length();
_keys = new uint256[](_length);
for (uint256 i = 0; i < _length; i++) {
_keys[i] = uint256(map._inner._keys.at(i));
}
}
function uint32Keys(UintToBytes32Map storage map)
internal
view
returns (uint32[] memory _keys)
{
uint256[] memory uint256keys = keys(map);
_keys = new uint32[](uint256keys.length);
for (uint256 i = 0; i < uint256keys.length; i++) {
_keys[i] = uint32(uint256keys[i]);
}
}
function set(
UintToBytes32Map storage map,
uint256 key,
bytes32 value
) internal {
map._inner.set(bytes32(key), value);
}
function get(UintToBytes32Map storage map, uint256 key)
internal
view
returns (bytes32)
{
return map._inner.get(bytes32(key));
}
function tryGet(UintToBytes32Map storage map, uint256 key)
internal
view
returns (bool, bytes32)
{
return map._inner.tryGet(bytes32(key));
}
function remove(UintToBytes32Map storage map, uint256 key)
internal
returns (bool)
{
return map._inner.remove(bytes32(key));
}
function contains(UintToBytes32Map storage map, uint256 key)
internal
view
returns (bool)
{
return map._inner.contains(bytes32(key));
}
function length(UintToBytes32Map storage map)
internal
view
returns (uint256)
{
return map._inner.length();
}
function at(UintToBytes32Map storage map, uint256 index)
internal
view
returns (uint256, bytes32)
{
(bytes32 key, bytes32 value) = map._inner.at(index);
return (uint256(key), value);
}
}
pragma solidity >=0.6.11;
abstract contract Router is MailboxClient, IMessageRecipient {
using EnumerableMapExtended for EnumerableMapExtended.UintToBytes32Map;
using Strings for uint32;
EnumerableMapExtended.UintToBytes32Map internal _routers;
uint256[48] private __GAP;
constructor(address _mailbox) MailboxClient(_mailbox) {}
function domains() external view returns (uint32[] memory) {
return _routers.uint32Keys();
}
function routers(uint32 _domain) public view virtual returns (bytes32) {
(, bytes32 _router) = _routers.tryGet(_domain);
return _router;
}
function unenrollRemoteRouter(uint32 _domain) external virtual onlyOwner {
_unenrollRemoteRouter(_domain);
}
function enrollRemoteRouter(uint32 _domain, bytes32 _router)
external
virtual
onlyOwner
{
_enrollRemoteRouter(_domain, _router);
}
function enrollRemoteRouters(
uint32[] calldata _domains,
bytes32[] calldata _addresses
) external virtual onlyOwner {
require(_domains.length == _addresses.length, "!length");
uint256 length = _domains.length;
for (uint256 i = 0; i < length; i += 1) {
_enrollRemoteRouter(_domains[i], _addresses[i]);
}
}
function unenrollRemoteRouters(uint32[] calldata _domains)
external
virtual
onlyOwner
{
uint256 length = _domains.length;
for (uint256 i = 0; i < length; i += 1) {
_unenrollRemoteRouter(_domains[i]);
}
}
function handle(
uint32 _origin,
bytes32 _sender,
bytes calldata _message
) external payable virtual override onlyMailbox {
bytes32 _router = _mustHaveRemoteRouter(_origin);
require(_router == _sender, "Enrolled router does not match sender");
_handle(_origin, _sender, _message);
}
function _handle(
uint32 _origin,
bytes32 _sender,
bytes calldata _message
) internal virtual;
function _enrollRemoteRouter(uint32 _domain, bytes32 _address)
internal
virtual
{
_routers.set(_domain, _address);
}
function _unenrollRemoteRouter(uint32 _domain) internal virtual {
require(_routers.remove(_domain), _domainNotFoundError(_domain));
}
function _isRemoteRouter(uint32 _domain, bytes32 _address)
internal
view
returns (bool)
{
return routers(_domain) == _address;
}
function _mustHaveRemoteRouter(uint32 _domain)
internal
view
returns (bytes32)
{
(bool contained, bytes32 _router) = _routers.tryGet(_domain);
require(contained, _domainNotFoundError(_domain));
return _router;
}
function _domainNotFoundError(uint32 _domain)
internal
pure
returns (string memory)
{
return
string.concat(
"No router enrolled for domain: ",
_domain.toString()
);
}
function _dispatch(uint32 _destinationDomain, bytes memory _messageBody)
internal
virtual
returns (bytes32)
{
return _dispatch(_destinationDomain, msg.value, _messageBody);
}
function _dispatch(
uint32 _destinationDomain,
uint256 _value,
bytes memory _messageBody
) internal virtual returns (bytes32) {
bytes32 _router = _mustHaveRemoteRouter(_destinationDomain);
return
super._dispatch(_destinationDomain, _router, _value, _messageBody);
}
function _quoteDispatch(
uint32 _destinationDomain,
bytes memory _messageBody
) internal view virtual returns (uint256) {
bytes32 _router = _mustHaveRemoteRouter(_destinationDomain);
return super._quoteDispatch(_destinationDomain, _router, _messageBody);
}
}
pragma solidity >=0.6.11;
abstract contract GasRouter is Router {
mapping(uint32 => uint256) public destinationGas;
struct GasRouterConfig {
uint32 domain;
uint256 gas;
}
constructor(address _mailbox) Router(_mailbox) {}
function setDestinationGas(GasRouterConfig[] calldata gasConfigs)
external
onlyOwner
{
for (uint256 i = 0; i < gasConfigs.length; i += 1) {
_setDestinationGas(gasConfigs[i].domain, gasConfigs[i].gas);
}
}
function setDestinationGas(uint32 domain, uint256 gas) external onlyOwner {
_setDestinationGas(domain, gas);
}
function quoteGasPayment(uint32 _destinationDomain)
external
view
returns (uint256 _gasPayment)
{
return _quoteDispatch(_destinationDomain, "");
}
function _refundAddress(uint32) internal view virtual returns (address) {
return msg.sender;
}
function _metadata(uint32 _destination)
internal
view
virtual
override
returns (bytes memory)
{
return
StandardHookMetadata.formatMetadata(
destinationGas[_destination],
_refundAddress(_destination)
);
}
function _setDestinationGas(uint32 domain, uint256 gas) internal {
destinationGas[domain] = gas;
}
}
pragma solidity >=0.8.0;
abstract contract AbstractPostDispatchHook is IPostDispatchHook {
using StandardHookMetadata for bytes;
function supportsMetadata(bytes calldata metadata)
public
pure
virtual
override
returns (bool)
{
return
metadata.length == 0 ||
metadata.variant() == StandardHookMetadata.VARIANT;
}
function postDispatch(bytes calldata metadata, bytes calldata message)
external
payable
override
{
require(
supportsMetadata(metadata),
"AbstractPostDispatchHook: invalid metadata variant"
);
_postDispatch(metadata, message);
}
function quoteDispatch(bytes calldata metadata, bytes calldata message)
public
view
override
returns (uint256)
{
require(
supportsMetadata(metadata),
"AbstractPostDispatchHook: invalid metadata variant"
);
return _quoteDispatch(metadata, message);
}
function _postDispatch(bytes calldata metadata, bytes calldata message)
internal
virtual;
function _quoteDispatch(bytes calldata metadata, bytes calldata message)
internal
view
virtual
returns (uint256);
}
pragma solidity >=0.8.0;
library LibBit {
function setBit(uint256 _value, uint256 _index)
internal
pure
returns (uint256)
{
return _value | (1 << _index);
}
function clearBit(uint256 _value, uint256 _index)
internal
pure
returns (uint256)
{
return _value & ~(1 << _index);
}
function isBitSet(uint256 _value, uint256 _index)
internal
pure
returns (bool)
{
return (_value >> _index) & 1 == 1;
}
}
pragma solidity >=0.8.0;
abstract contract AbstractMessageIdAuthorizedIsm is
IInterchainSecurityModule,
Initializable
{
using Address for address payable;
using LibBit for uint256;
using Message for bytes;
mapping(bytes32 => uint256) public verifiedMessages;
uint256 public constant VERIFIED_MASK_INDEX = 255;
bytes32 public authorizedHook;
event ReceivedMessage(bytes32 indexed messageId);
function setAuthorizedHook(bytes32 _hook) external initializer {
require(
_hook != bytes32(0),
"AbstractMessageIdAuthorizedIsm: invalid authorized hook"
);
authorizedHook = _hook;
}
function verify(
bytes calldata,
bytes calldata message
) external returns (bool) {
bytes32 messageId = message.id();
bool verified = verifiedMessages[messageId].isBitSet(
VERIFIED_MASK_INDEX
);
if (verified) {
uint256 _msgValue = verifiedMessages[messageId].clearBit(
VERIFIED_MASK_INDEX
);
if (_msgValue > 0) {
verifiedMessages[messageId] -= _msgValue;
payable(message.recipientAddress()).sendValue(_msgValue);
}
}
return verified;
}
function verifyMessageId(bytes32 messageId) external payable virtual {
require(
_isAuthorized(),
"AbstractMessageIdAuthorizedIsm: sender is not the hook"
);
require(
msg.value < 2**VERIFIED_MASK_INDEX,
"AbstractMessageIdAuthorizedIsm: msg.value must be less than 2^255"
);
verifiedMessages[messageId] = msg.value.setBit(VERIFIED_MASK_INDEX);
emit ReceivedMessage(messageId);
}
function _isAuthorized() internal view virtual returns (bool);
}
pragma solidity >=0.8.0;
abstract contract AbstractMessageIdAuthHook is
AbstractPostDispatchHook,
MailboxClient
{
using StandardHookMetadata for bytes;
using Message for bytes;
bytes32 public immutable ism;
uint32 public immutable destinationDomain;
constructor(
address _mailbox,
uint32 _destinationDomain,
bytes32 _ism
) MailboxClient(_mailbox) {
require(_ism != bytes32(0), "AbstractMessageIdAuthHook: invalid ISM");
require(
_destinationDomain != 0,
"AbstractMessageIdAuthHook: invalid destination domain"
);
ism = _ism;
destinationDomain = _destinationDomain;
}
function hookType() external pure returns (uint8) {
return uint8(IPostDispatchHook.Types.ID_AUTH_ISM);
}
function _postDispatch(bytes calldata metadata, bytes calldata message)
internal
override
{
bytes32 id = message.id();
require(
_isLatestDispatched(id),
"AbstractMessageIdAuthHook: message not latest dispatched"
);
require(
message.destination() == destinationDomain,
"AbstractMessageIdAuthHook: invalid destination domain"
);
bytes memory payload = abi.encodeCall(
AbstractMessageIdAuthorizedIsm.verifyMessageId,
id
);
_sendMessageId(metadata, payload);
}
function _sendMessageId(bytes calldata metadata, bytes memory payload)
internal
virtual;
}
pragma solidity >=0.8.0;
interface IMessageDispatcher {
event MessageDispatched(
bytes32 indexed messageId,
address indexed from,
uint256 indexed toChainId,
address to,
bytes data
);
function dispatchMessage(
uint256 toChainId,
address to,
bytes calldata data
) external returns (bytes32);
}
pragma solidity >=0.8.0;
contract ERC5164Hook is AbstractMessageIdAuthHook {
IMessageDispatcher public immutable dispatcher;
constructor(
address _mailbox,
uint32 _destinationDomain,
bytes32 _ism,
address _dispatcher
) AbstractMessageIdAuthHook(_mailbox, _destinationDomain, _ism) {
require(
Address.isContract(_dispatcher),
"ERC5164Hook: invalid dispatcher"
);
dispatcher = IMessageDispatcher(_dispatcher);
}
function _quoteDispatch(bytes calldata, bytes calldata)
internal
pure
override
returns (uint256)
{
return 0;
}
function _sendMessageId(
bytes calldata,
bytes memory payload
) internal override {
require(msg.value == 0, "ERC5164Hook: no value allowed");
dispatcher.dispatchMessage(
destinationDomain,
TypeCasts.bytes32ToAddress(ism),
payload
);
}
}
pragma solidity >=0.7.6;
library MetaProxy {
bytes32 private constant PREFIX =
hex"600b380380600b3d393df3363d3d373d3d3d3d60368038038091363936013d73";
bytes13 private constant SUFFIX = hex"5af43d3d93803e603457fd5bf3";
function bytecode(address _implementation, bytes memory _metadata)
internal
pure
returns (bytes memory)
{
return
abi.encodePacked(
PREFIX,
bytes20(_implementation),
SUFFIX,
_metadata,
_metadata.length
);
}
function metadata() internal pure returns (bytes memory) {
bytes memory data;
assembly {
let posOfMetadataSize := sub(calldatasize(), 32)
let size := calldataload(posOfMetadataSize)
let dataPtr := sub(posOfMetadataSize, size)
data := mload(64)
mstore(64, add(data, add(size, 32)))
mstore(data, size)
let memPtr := add(data, 32)
calldatacopy(memPtr, dataPtr, size)
}
return data;
}
}
pragma solidity >=0.8.0;
contract StaticAggregationHook is AbstractPostDispatchHook {
using StandardHookMetadata for bytes;
function hookType() external pure override returns (uint8) {
return uint8(IPostDispatchHook.Types.AGGREGATION);
}
function _postDispatch(bytes calldata metadata, bytes calldata message)
internal
override
{
address[] memory _hooks = hooks(message);
uint256 count = _hooks.length;
for (uint256 i = 0; i < count; i++) {
uint256 quote = IPostDispatchHook(_hooks[i]).quoteDispatch(
metadata,
message
);
IPostDispatchHook(_hooks[i]).postDispatch{value: quote}(
metadata,
message
);
}
}
function _quoteDispatch(bytes calldata metadata, bytes calldata message)
internal
view
override
returns (uint256)
{
address[] memory _hooks = hooks(message);
uint256 count = _hooks.length;
uint256 total = 0;
for (uint256 i = 0; i < count; i++) {
total += IPostDispatchHook(_hooks[i]).quoteDispatch(
metadata,
message
);
}
return total;
}
function hooks(bytes calldata) public pure returns (address[] memory) {
return abi.decode(MetaProxy.metadata(), (address[]));
}
}
pragma solidity ^0.8.0;
library Create2 {
function deploy(
uint256 amount,
bytes32 salt,
bytes memory bytecode
) internal returns (address addr) {
require(address(this).balance >= amount, "Create2: insufficient balance");
require(bytecode.length != 0, "Create2: bytecode length is zero");
assembly {
addr := create2(amount, add(bytecode, 0x20), mload(bytecode), salt)
}
require(addr != address(0), "Create2: Failed on deploy");
}
function computeAddress(bytes32 salt, bytes32 bytecodeHash) internal view returns (address) {
return computeAddress(salt, bytecodeHash, address(this));
}
function computeAddress(
bytes32 salt,
bytes32 bytecodeHash,
address deployer
) internal pure returns (address addr) {
assembly {
let ptr := mload(0x40)
mstore(add(ptr, 0x40), bytecodeHash)
mstore(add(ptr, 0x20), salt)
mstore(ptr, deployer)
let start := add(ptr, 0x0b)
mstore8(start, 0xff)
addr := keccak256(start, 85)
}
}
}
pragma solidity >=0.8.0;
abstract contract StaticThresholdAddressSetFactory {
address public immutable implementation;
constructor() {
implementation = _deployImplementation();
}
function _deployImplementation() internal virtual returns (address);
function deploy(address[] calldata _values, uint8 _threshold)
public
returns (address)
{
(bytes32 _salt, bytes memory _bytecode) = _saltAndBytecode(
_values,
_threshold
);
address _set = _getAddress(_salt, _bytecode);
if (!Address.isContract(_set)) {
_set = Create2.deploy(0, _salt, _bytecode);
}
return _set;
}
function getAddress(address[] calldata _values, uint8 _threshold)
external
view
returns (address)
{
(bytes32 _salt, bytes memory _bytecode) = _saltAndBytecode(
_values,
_threshold
);
return _getAddress(_salt, _bytecode);
}
function _getAddress(bytes32 _salt, bytes memory _bytecode)
internal
view
returns (address)
{
bytes32 _bytecodeHash = keccak256(_bytecode);
return Create2.computeAddress(_salt, _bytecodeHash);
}
function _saltAndBytecode(address[] calldata _values, uint8 _threshold)
internal
view
returns (bytes32, bytes memory)
{
bytes memory _metadata = abi.encode(_values, _threshold);
bytes memory _bytecode = MetaProxy.bytecode(implementation, _metadata);
bytes32 _salt = keccak256(_metadata);
return (_salt, _bytecode);
}
}
abstract contract StaticAddressSetFactory is StaticThresholdAddressSetFactory {
function deploy(address[] calldata _values) external returns (address) {
return super.deploy(_values, uint8(_values.length));
}
function getAddress(address[] calldata _values)
external
view
returns (address)
{
(bytes32 _salt, bytes memory _bytecode) = _saltAndBytecode(
_values,
uint8(_values.length)
);
return super._getAddress(_salt, _bytecode);
}
}
pragma solidity >=0.8.0;
contract StaticAggregationHookFactory is StaticAddressSetFactory {
function _deployImplementation()
internal
virtual
override
returns (address)
{
return address(new StaticAggregationHook());
}
}
pragma solidity >=0.8.0;
interface IGasOracle {
struct RemoteGasData {
uint128 tokenExchangeRate;
uint128 gasPrice;
}
function getExchangeRateAndGasPrice(uint32 _destinationDomain)
external
view
returns (uint128 tokenExchangeRate, uint128 gasPrice);
}
pragma solidity >=0.6.11;
interface IInterchainGasPaymaster {
event GasPayment(
bytes32 indexed messageId,
uint32 indexed destinationDomain,
uint256 gasAmount,
uint256 payment
);
function payForGas(
bytes32 _messageId,
uint32 _destinationDomain,
uint256 _gasAmount,
address _refundAddress
) external payable;
function quoteGasPayment(uint32 _destinationDomain, uint256 _gasAmount)
external
view
returns (uint256);
}
pragma solidity >=0.8.0;
contract Indexed {
uint256 public immutable deployedBlock;
constructor() {
deployedBlock = block.number;
}
}
pragma solidity >=0.8.0;
contract InterchainGasPaymaster is
IInterchainGasPaymaster,
AbstractPostDispatchHook,
IGasOracle,
Indexed,
OwnableUpgradeable
{
using Address for address payable;
using Message for bytes;
using StandardHookMetadata for bytes;
uint256 internal constant TOKEN_EXCHANGE_RATE_SCALE = 1e10;
uint256 internal immutable DEFAULT_GAS_USAGE = 50_000;
mapping(uint32 => DomainGasConfig) public destinationGasConfigs;
address public beneficiary;
event DestinationGasConfigSet(
uint32 remoteDomain,
address gasOracle,
uint96 gasOverhead
);
event BeneficiarySet(address beneficiary);
struct DomainGasConfig {
IGasOracle gasOracle;
uint96 gasOverhead;
}
struct GasParam {
uint32 remoteDomain;
DomainGasConfig config;
}
function hookType() external pure override returns (uint8) {
return uint8(IPostDispatchHook.Types.INTERCHAIN_GAS_PAYMASTER);
}
function initialize(address _owner, address _beneficiary)
public
initializer
{
__Ownable_init();
_transferOwnership(_owner);
_setBeneficiary(_beneficiary);
}
function claim() external {
(bool success, ) = beneficiary.call{value: address(this).balance}("");
require(success, "IGP: claim failed");
}
function setDestinationGasConfigs(GasParam[] calldata _configs)
external
onlyOwner
{
uint256 _len = _configs.length;
for (uint256 i = 0; i < _len; i++) {
_setDestinationGasConfig(
_configs[i].remoteDomain,
_configs[i].config.gasOracle,
_configs[i].config.gasOverhead
);
}
}
function setBeneficiary(address _beneficiary) external onlyOwner {
_setBeneficiary(_beneficiary);
}
function payForGas(
bytes32 _messageId,
uint32 _destinationDomain,
uint256 _gasLimit,
address _refundAddress
) public payable override {
uint256 _requiredPayment = quoteGasPayment(
_destinationDomain,
_gasLimit
);
require(
msg.value >= _requiredPayment,
"IGP: insufficient interchain gas payment"
);
uint256 _overpayment = msg.value - _requiredPayment;
if (_overpayment > 0) {
require(_refundAddress != address(0), "no refund address");
payable(_refundAddress).sendValue(_overpayment);
}
emit GasPayment(
_messageId,
_destinationDomain,
_gasLimit,
_requiredPayment
);
}
function quoteGasPayment(uint32 _destinationDomain, uint256 _gasLimit)
public
view
virtual
override
returns (uint256)
{
(
uint128 _tokenExchangeRate,
uint128 _gasPrice
) = getExchangeRateAndGasPrice(_destinationDomain);
uint256 _destinationGasCost = _gasLimit * uint256(_gasPrice);
return
(_destinationGasCost * _tokenExchangeRate) /
TOKEN_EXCHANGE_RATE_SCALE;
}
function getExchangeRateAndGasPrice(uint32 _destinationDomain)
public
view
override
returns (uint128 tokenExchangeRate, uint128 gasPrice)
{
IGasOracle _gasOracle = destinationGasConfigs[_destinationDomain]
.gasOracle;
require(
address(_gasOracle) != address(0),
string.concat(
"Configured IGP doesn't support domain ",
Strings.toString(_destinationDomain)
)
);
return _gasOracle.getExchangeRateAndGasPrice(_destinationDomain);
}
function destinationGasLimit(uint32 _destinationDomain, uint256 _gasLimit)
public
view
returns (uint256)
{
return
uint256(destinationGasConfigs[_destinationDomain].gasOverhead) +
_gasLimit;
}
function _postDispatch(bytes calldata metadata, bytes calldata message)
internal
override
{
payForGas(
message.id(),
message.destination(),
destinationGasLimit(
message.destination(),
metadata.gasLimit(DEFAULT_GAS_USAGE)
),
metadata.refundAddress(message.senderAddress())
);
}
function _quoteDispatch(bytes calldata metadata, bytes calldata message)
internal
view
override
returns (uint256)
{
return
quoteGasPayment(
message.destination(),
destinationGasLimit(
message.destination(),
metadata.gasLimit(DEFAULT_GAS_USAGE)
)
);
}
function _setBeneficiary(address _beneficiary) internal {
beneficiary = _beneficiary;
emit BeneficiarySet(_beneficiary);
}
function _setDestinationGasConfig(
uint32 _remoteDomain,
IGasOracle _gasOracle,
uint96 _gasOverhead
) internal {
destinationGasConfigs[_remoteDomain] = DomainGasConfig(
_gasOracle,
_gasOverhead
);
emit DestinationGasConfigSet(
_remoteDomain,
address(_gasOracle),
_gasOverhead
);
}
}
pragma solidity >=0.8.0;
contract StorageGasOracle is IGasOracle, Ownable {
mapping(uint32 => IGasOracle.RemoteGasData) public remoteGasData;
event RemoteGasDataSet(
uint32 indexed remoteDomain,
uint128 tokenExchangeRate,
uint128 gasPrice
);
struct RemoteGasDataConfig {
uint32 remoteDomain;
uint128 tokenExchangeRate;
uint128 gasPrice;
}
function getExchangeRateAndGasPrice(uint32 _destinationDomain)
external
view
override
returns (uint128 tokenExchangeRate, uint128 gasPrice)
{
IGasOracle.RemoteGasData memory _data = remoteGasData[
_destinationDomain
];
return (_data.tokenExchangeRate, _data.gasPrice);
}
function setRemoteGasDataConfigs(RemoteGasDataConfig[] calldata _configs)
external
onlyOwner
{
uint256 _len = _configs.length;
for (uint256 i = 0; i < _len; i++) {
_setRemoteGasData(_configs[i]);
}
}
function setRemoteGasData(RemoteGasDataConfig calldata _config)
external
onlyOwner
{
_setRemoteGasData(_config);
}
function _setRemoteGasData(RemoteGasDataConfig calldata _config) internal {
remoteGasData[_config.remoteDomain] = IGasOracle.RemoteGasData({
tokenExchangeRate: _config.tokenExchangeRate,
gasPrice: _config.gasPrice
});
emit RemoteGasDataSet(
_config.remoteDomain,
_config.tokenExchangeRate,
_config.gasPrice
);
}
}
pragma solidity >=0.6.11;
library MerkleLib {
uint256 internal constant TREE_DEPTH = 32;
uint256 internal constant MAX_LEAVES = 2**TREE_DEPTH - 1;
struct Tree {
bytes32[TREE_DEPTH] branch;
uint256 count;
}
function insert(Tree storage _tree, bytes32 _node) internal {
require(_tree.count < MAX_LEAVES, "merkle tree full");
_tree.count += 1;
uint256 size = _tree.count;
for (uint256 i = 0; i < TREE_DEPTH; i++) {
if ((size & 1) == 1) {
_tree.branch[i] = _node;
return;
}
_node = keccak256(abi.encodePacked(_tree.branch[i], _node));
size /= 2;
}
assert(false);
}
function rootWithCtx(Tree storage _tree, bytes32[TREE_DEPTH] memory _zeroes)
internal
view
returns (bytes32 _current)
{
uint256 _index = _tree.count;
for (uint256 i = 0; i < TREE_DEPTH; i++) {
uint256 _ithBit = (_index >> i) & 0x01;
bytes32 _next = _tree.branch[i];
if (_ithBit == 1) {
_current = keccak256(abi.encodePacked(_next, _current));
} else {
_current = keccak256(abi.encodePacked(_current, _zeroes[i]));
}
}
}
function root(Tree storage _tree) internal view returns (bytes32) {
return rootWithCtx(_tree, zeroHashes());
}
function zeroHashes()
internal
pure
returns (bytes32[TREE_DEPTH] memory _zeroes)
{
_zeroes[0] = Z_0;
_zeroes[1] = Z_1;
_zeroes[2] = Z_2;
_zeroes[3] = Z_3;
_zeroes[4] = Z_4;
_zeroes[5] = Z_5;
_zeroes[6] = Z_6;
_zeroes[7] = Z_7;
_zeroes[8] = Z_8;
_zeroes[9] = Z_9;
_zeroes[10] = Z_10;
_zeroes[11] = Z_11;
_zeroes[12] = Z_12;
_zeroes[13] = Z_13;
_zeroes[14] = Z_14;
_zeroes[15] = Z_15;
_zeroes[16] = Z_16;
_zeroes[17] = Z_17;
_zeroes[18] = Z_18;
_zeroes[19] = Z_19;
_zeroes[20] = Z_20;
_zeroes[21] = Z_21;
_zeroes[22] = Z_22;
_zeroes[23] = Z_23;
_zeroes[24] = Z_24;
_zeroes[25] = Z_25;
_zeroes[26] = Z_26;
_zeroes[27] = Z_27;
_zeroes[28] = Z_28;
_zeroes[29] = Z_29;
_zeroes[30] = Z_30;
_zeroes[31] = Z_31;
}
function branchRoot(
bytes32 _item,
bytes32[TREE_DEPTH] memory _branch,
uint256 _index
) internal pure returns (bytes32 _current) {
_current = _item;
for (uint256 i = 0; i < TREE_DEPTH; i++) {
uint256 _ithBit = (_index >> i) & 0x01;
bytes32 _next = _branch[i];
if (_ithBit == 1) {
_current = keccak256(abi.encodePacked(_next, _current));
} else {
_current = keccak256(abi.encodePacked(_current, _next));
}
}
}
bytes32 internal constant Z_0 =
hex"0000000000000000000000000000000000000000000000000000000000000000";
bytes32 internal constant Z_1 =
hex"ad3228b676f7d3cd4284a5443f17f1962b36e491b30a40b2405849e597ba5fb5";
bytes32 internal constant Z_2 =
hex"b4c11951957c6f8f642c4af61cd6b24640fec6dc7fc607ee8206a99e92410d30";
bytes32 internal constant Z_3 =
hex"21ddb9a356815c3fac1026b6dec5df3124afbadb485c9ba5a3e3398a04b7ba85";
bytes32 internal constant Z_4 =
hex"e58769b32a1beaf1ea27375a44095a0d1fb664ce2dd358e7fcbfb78c26a19344";
bytes32 internal constant Z_5 =
hex"0eb01ebfc9ed27500cd4dfc979272d1f0913cc9f66540d7e8005811109e1cf2d";
bytes32 internal constant Z_6 =
hex"887c22bd8750d34016ac3c66b5ff102dacdd73f6b014e710b51e8022af9a1968";
bytes32 internal constant Z_7 =
hex"ffd70157e48063fc33c97a050f7f640233bf646cc98d9524c6b92bcf3ab56f83";
bytes32 internal constant Z_8 =
hex"9867cc5f7f196b93bae1e27e6320742445d290f2263827498b54fec539f756af";
bytes32 internal constant Z_9 =
hex"cefad4e508c098b9a7e1d8feb19955fb02ba9675585078710969d3440f5054e0";
bytes32 internal constant Z_10 =
hex"f9dc3e7fe016e050eff260334f18a5d4fe391d82092319f5964f2e2eb7c1c3a5";
bytes32 internal constant Z_11 =
hex"f8b13a49e282f609c317a833fb8d976d11517c571d1221a265d25af778ecf892";
bytes32 internal constant Z_12 =
hex"3490c6ceeb450aecdc82e28293031d10c7d73bf85e57bf041a97360aa2c5d99c";
bytes32 internal constant Z_13 =
hex"c1df82d9c4b87413eae2ef048f94b4d3554cea73d92b0f7af96e0271c691e2bb";
bytes32 internal constant Z_14 =
hex"5c67add7c6caf302256adedf7ab114da0acfe870d449a3a489f781d659e8becc";
bytes32 internal constant Z_15 =
hex"da7bce9f4e8618b6bd2f4132ce798cdc7a60e7e1460a7299e3c6342a579626d2";
bytes32 internal constant Z_16 =
hex"2733e50f526ec2fa19a22b31e8ed50f23cd1fdf94c9154ed3a7609a2f1ff981f";
bytes32 internal constant Z_17 =
hex"e1d3b5c807b281e4683cc6d6315cf95b9ade8641defcb32372f1c126e398ef7a";
bytes32 internal constant Z_18 =
hex"5a2dce0a8a7f68bb74560f8f71837c2c2ebbcbf7fffb42ae1896f13f7c7479a0";
bytes32 internal constant Z_19 =
hex"b46a28b6f55540f89444f63de0378e3d121be09e06cc9ded1c20e65876d36aa0";
bytes32 internal constant Z_20 =
hex"c65e9645644786b620e2dd2ad648ddfcbf4a7e5b1a3a4ecfe7f64667a3f0b7e2";
bytes32 internal constant Z_21 =
hex"f4418588ed35a2458cffeb39b93d26f18d2ab13bdce6aee58e7b99359ec2dfd9";
bytes32 internal constant Z_22 =
hex"5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377";
bytes32 internal constant Z_23 =
hex"4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652";
bytes32 internal constant Z_24 =
hex"cdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef";
bytes32 internal constant Z_25 =
hex"0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d";
bytes32 internal constant Z_26 =
hex"b8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0";
bytes32 internal constant Z_27 =
hex"838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e";
bytes32 internal constant Z_28 =
hex"662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e";
bytes32 internal constant Z_29 =
hex"388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322";
bytes32 internal constant Z_30 =
hex"93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735";
bytes32 internal constant Z_31 =
hex"8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9";
}
pragma solidity >=0.8.0;
contract MerkleTreeHook is AbstractPostDispatchHook, MailboxClient, Indexed {
using Message for bytes;
using MerkleLib for MerkleLib.Tree;
using StandardHookMetadata for bytes;
MerkleLib.Tree internal _tree;
event InsertedIntoTree(bytes32 messageId, uint32 index);
constructor(address _mailbox) MailboxClient(_mailbox) {}
function count() public view returns (uint32) {
return uint32(_tree.count);
}
function root() public view returns (bytes32) {
return _tree.root();
}
function tree() public view returns (MerkleLib.Tree memory) {
return _tree;
}
function latestCheckpoint() external view returns (bytes32, uint32) {
return (root(), count() - 1);
}
function hookType() external pure override returns (uint8) {
return uint8(IPostDispatchHook.Types.MERKLE_TREE);
}
function _postDispatch(
bytes calldata,
bytes calldata message
) internal override {
require(msg.value == 0, "MerkleTreeHook: no value expected");
bytes32 id = message.id();
require(_isLatestDispatched(id), "message not dispatching");
uint32 index = count();
_tree.insert(id);
emit InsertedIntoTree(id, index);
}
function _quoteDispatch(
bytes calldata,
bytes calldata
) internal pure override returns (uint256) {
return 0;
}
}
pragma solidity >=0.8.0;
interface ICrossDomainMessenger {
function sendMessage(
address _target,
bytes calldata _message,
uint32 _gasLimit
) external payable;
function relayMessage(
uint256 _nonce,
address _sender,
address _target,
uint256 _value,
uint256 _minGasLimit,
bytes calldata _message
) external payable;
function xDomainMessageSender() external view returns (address);
}
interface IL2CrossDomainMessenger is ICrossDomainMessenger {
function messageNonce() external view returns (uint256);
}
pragma solidity >=0.8.0;
contract OPStackHook is AbstractMessageIdAuthHook {
using StandardHookMetadata for bytes;
ICrossDomainMessenger public immutable l1Messenger;
uint32 internal constant GAS_LIMIT = 1_920_000;
constructor(
address _mailbox,
uint32 _destinationDomain,
bytes32 _ism,
address _l1Messenger
) AbstractMessageIdAuthHook(_mailbox, _destinationDomain, _ism) {
require(
Address.isContract(_l1Messenger),
"OPStackHook: invalid messenger"
);
l1Messenger = ICrossDomainMessenger(_l1Messenger);
}
function _quoteDispatch(bytes calldata, bytes calldata)
internal
pure
override
returns (uint256)
{
return 0;
}
function _sendMessageId(bytes calldata metadata, bytes memory payload)
internal
override
{
require(
metadata.msgValue(0) < 2**255,
"OPStackHook: msgValue must be less than 2 ** 255"
);
l1Messenger.sendMessage{value: metadata.msgValue(0)}(
TypeCasts.bytes32ToAddress(ism),
payload,
GAS_LIMIT
);
}
}
pragma solidity >=0.8.0;
contract PausableHook is AbstractPostDispatchHook, Ownable, Pausable {
using StandardHookMetadata for bytes;
function pause() external onlyOwner {
_pause();
}
function unpause() external onlyOwner {
_unpause();
}
function hookType() external pure override returns (uint8) {
return uint8(IPostDispatchHook.Types.PAUSABLE);
}
function _postDispatch(bytes calldata metadata, bytes calldata message)
internal
override
whenNotPaused
{}
function _quoteDispatch(bytes calldata, bytes calldata)
internal
pure
override
returns (uint256)
{
return 0;
}
}
pragma solidity >=0.8.0;
contract DomainRoutingHook is AbstractPostDispatchHook, MailboxClient {
using Strings for uint32;
using Message for bytes;
struct HookConfig {
uint32 destination;
address hook;
}
mapping(uint32 => IPostDispatchHook) public hooks;
constructor(address _mailbox, address _owner) MailboxClient(_mailbox) {
_transferOwnership(_owner);
}
function hookType() external pure virtual override returns (uint8) {
return uint8(IPostDispatchHook.Types.ROUTING);
}
function setHook(uint32 _destination, address _hook) public onlyOwner {
hooks[_destination] = IPostDispatchHook(_hook);
}
function setHooks(HookConfig[] calldata configs) external onlyOwner {
for (uint256 i = 0; i < configs.length; i++) {
setHook(configs[i].destination, configs[i].hook);
}
}
function supportsMetadata(bytes calldata)
public
pure
virtual
override
returns (bool)
{
return true;
}
function _postDispatch(bytes calldata metadata, bytes calldata message)
internal
virtual
override
{
_getConfiguredHook(message).postDispatch{value: msg.value}(
metadata,
message
);
}
function _quoteDispatch(bytes calldata metadata, bytes calldata message)
internal
view
virtual
override
returns (uint256)
{
return _getConfiguredHook(message).quoteDispatch(metadata, message);
}
function _getConfiguredHook(bytes calldata message)
internal
view
virtual
returns (IPostDispatchHook hook)
{
hook = hooks[message.destination()];
require(
address(hook) != address(0),
string.concat(
"No hook configured for destination: ",
message.destination().toString()
)
);
}
}
pragma solidity >=0.8.0;
contract DestinationRecipientRoutingHook is DomainRoutingHook {
using Message for bytes;
mapping(uint32 => mapping(bytes32 => address)) public customHooks;
constructor(address mailbox, address owner)
DomainRoutingHook(mailbox, owner)
{}
function _postDispatch(bytes calldata metadata, bytes calldata message)
internal
override
{
address customHookPreset = customHooks[message.destination()][
message.recipient()
];
if (customHookPreset != address(0)) {
IPostDispatchHook(customHookPreset).postDispatch{value: msg.value}(
metadata,
message
);
} else {
super._postDispatch(metadata, message);
}
}
function configCustomHook(
uint32 destinationDomain,
bytes32 recipient,
address hook
) external onlyOwner {
customHooks[destinationDomain][recipient] = hook;
}
}
pragma solidity >=0.8.0;
contract FallbackDomainRoutingHook is DomainRoutingHook {
using Message for bytes;
IPostDispatchHook public immutable fallbackHook;
constructor(
address _mailbox,
address _owner,
address _fallback
) DomainRoutingHook(_mailbox, _owner) {
fallbackHook = IPostDispatchHook(_fallback);
}
function hookType() external pure override returns (uint8) {
return uint8(IPostDispatchHook.Types.FALLBACK_ROUTING);
}
function _getConfiguredHook(bytes calldata message)
internal
view
override
returns (IPostDispatchHook)
{
IPostDispatchHook _hook = hooks[message.destination()];
if (address(_hook) == address(0)) {
_hook = fallbackHook;
}
return _hook;
}
}
pragma solidity >=0.8.0;
contract StaticProtocolFee is AbstractPostDispatchHook, Ownable {
using StandardHookMetadata for bytes;
using Address for address payable;
using Message for bytes;
uint256 public immutable MAX_PROTOCOL_FEE;
uint256 public protocolFee;
address public beneficiary;
constructor(
uint256 _maxProtocolFee,
uint256 _protocolFee,
address _beneficiary,
address _owner
) {
MAX_PROTOCOL_FEE = _maxProtocolFee;
_setProtocolFee(_protocolFee);
_setBeneficiary(_beneficiary);
_transferOwnership(_owner);
}
function hookType() external pure override returns (uint8) {
return uint8(IPostDispatchHook.Types.PROTOCOL_FEE);
}
function setProtocolFee(uint256 _protocolFee) external onlyOwner {
_setProtocolFee(_protocolFee);
}
function setBeneficiary(address _beneficiary) external onlyOwner {
_setBeneficiary(_beneficiary);
}
function collectProtocolFees() external {
payable(beneficiary).sendValue(address(this).balance);
}
function _postDispatch(bytes calldata metadata, bytes calldata message)
internal
override
{
require(
msg.value >= protocolFee,
"StaticProtocolFee: insufficient protocol fee"
);
uint256 refund = msg.value - protocolFee;
if (refund > 0) {
payable(metadata.refundAddress(message.senderAddress())).sendValue(
refund
);
}
}
function _quoteDispatch(bytes calldata, bytes calldata)
internal
view
override
returns (uint256)
{
return protocolFee;
}
function _setProtocolFee(uint256 _protocolFee) internal {
require(
_protocolFee <= MAX_PROTOCOL_FEE,
"StaticProtocolFee: exceeds max protocol fee"
);
protocolFee = _protocolFee;
}
function _setBeneficiary(address _beneficiary) internal {
require(
_beneficiary != address(0),
"StaticProtocolFee: invalid beneficiary"
);
beneficiary = _beneficiary;
}
}
pragma solidity >=0.6.11;
interface IAggregationIsm is IInterchainSecurityModule {
function modulesAndThreshold(bytes calldata _message)
external
view
returns (address[] memory modules, uint8 threshold);
}
pragma solidity >=0.8.0;
interface ICcipReadIsm is IInterchainSecurityModule {
error OffchainLookup(
address sender,
string[] urls,
bytes callData,
bytes4 callbackFunction,
bytes extraData
);
function getOffchainVerifyInfo(bytes calldata _message) external view;
}
pragma solidity >=0.6.11;
interface IMultisigIsm is IInterchainSecurityModule {
function validatorsAndThreshold(bytes calldata _message)
external
view
returns (address[] memory validators, uint8 threshold);
}
pragma solidity >=0.8.0;
interface IRoutingIsm is IInterchainSecurityModule {
function route(bytes calldata _message)
external
view
returns (IInterchainSecurityModule);
}
pragma solidity >=0.8.0;
library AggregationIsmMetadata {
uint256 private constant RANGE_SIZE = 4;
function hasMetadata(bytes calldata _metadata, uint8 _index)
internal
pure
returns (bool)
{
(uint32 _start, ) = _metadataRange(_metadata, _index);
return _start > 0;
}
function metadataAt(bytes calldata _metadata, uint8 _index)
internal
pure
returns (bytes calldata)
{
(uint32 _start, uint32 _end) = _metadataRange(_metadata, _index);
return _metadata[_start:_end];
}
function _metadataRange(bytes calldata _metadata, uint8 _index)
private
pure
returns (uint32, uint32)
{
uint256 _start = (uint32(_index) * RANGE_SIZE * 2);
uint256 _mid = _start + RANGE_SIZE;
uint256 _end = _mid + RANGE_SIZE;
return (
uint32(bytes4(_metadata[_start:_mid])),
uint32(bytes4(_metadata[_mid:_end]))
);
}
}
pragma solidity >=0.8.0;
abstract contract AbstractAggregationIsm is IAggregationIsm {
uint8 public constant moduleType =
uint8(IInterchainSecurityModule.Types.AGGREGATION);
function modulesAndThreshold(bytes calldata _message)
public
view
virtual
returns (address[] memory, uint8);
function verify(bytes calldata _metadata, bytes calldata _message)
public
returns (bool)
{
(address[] memory _isms, uint8 _threshold) = modulesAndThreshold(
_message
);
uint256 _count = _isms.length;
for (uint8 i = 0; i < _count; i++) {
if (!AggregationIsmMetadata.hasMetadata(_metadata, i)) continue;
IInterchainSecurityModule _ism = IInterchainSecurityModule(
_isms[i]
);
require(
_ism.verify(
AggregationIsmMetadata.metadataAt(_metadata, i),
_message
),
"!verify"
);
_threshold -= 1;
}
require(_threshold == 0, "!threshold");
return true;
}
}
pragma solidity >=0.8.0;
contract StaticAggregationIsm is AbstractAggregationIsm {
function modulesAndThreshold(bytes calldata)
public
view
virtual
override
returns (address[] memory, uint8)
{
return abi.decode(MetaProxy.metadata(), (address[], uint8));
}
}
pragma solidity >=0.8.0;
contract StaticAggregationIsmFactory is StaticThresholdAddressSetFactory {
function _deployImplementation()
internal
virtual
override
returns (address)
{
return address(new StaticAggregationIsm());
}
}
pragma solidity >=0.8.0;
abstract contract AbstractMultisigIsm is IMultisigIsm {
function validatorsAndThreshold(bytes calldata _message)
public
view
virtual
returns (address[] memory, uint8);
function digest(bytes calldata _metadata, bytes calldata _message)
internal
view
virtual
returns (bytes32);
function signatureAt(bytes calldata _metadata, uint256 _index)
internal
pure
virtual
returns (bytes calldata);
function verify(bytes calldata _metadata, bytes calldata _message)
public
view
returns (bool)
{
bytes32 _digest = digest(_metadata, _message);
(
address[] memory _validators,
uint8 _threshold
) = validatorsAndThreshold(_message);
require(_threshold > 0, "No MultisigISM threshold present for message");
uint256 _validatorCount = _validators.length;
uint256 _validatorIndex = 0;
for (uint256 i = 0; i < _threshold; ++i) {
address _signer = ECDSA.recover(_digest, signatureAt(_metadata, i));
while (
_validatorIndex < _validatorCount &&
_signer != _validators[_validatorIndex]
) {
++_validatorIndex;
}
require(_validatorIndex < _validatorCount, "!threshold");
++_validatorIndex;
}
return true;
}
}
pragma solidity >=0.8.0;
abstract contract AbstractCcipReadIsm is ICcipReadIsm {
uint8 public constant moduleType =
uint8(IInterchainSecurityModule.Types.CCIP_READ);
}
pragma solidity >=0.8.0;
contract ERC5164Ism is AbstractMessageIdAuthorizedIsm {
uint8 public constant moduleType =
uint8(IInterchainSecurityModule.Types.NULL);
address public immutable executor;
constructor(address _executor) {
require(Address.isContract(_executor), "ERC5164Ism: invalid executor");
executor = _executor;
}
function _isAuthorized() internal view override returns (bool) {
return msg.sender == executor;
}
}
pragma solidity >=0.8.0;
contract OPStackIsm is
CrossChainEnabledOptimism,
AbstractMessageIdAuthorizedIsm
{
uint8 public constant moduleType =
uint8(IInterchainSecurityModule.Types.NULL);
constructor(address _l2Messenger) CrossChainEnabledOptimism(_l2Messenger) {
require(
Address.isContract(_l2Messenger),
"OPStackIsm: invalid L2Messenger"
);
}
function _isAuthorized() internal view override returns (bool) {
return
_crossChainSender() == TypeCasts.bytes32ToAddress(authorizedHook);
}
}
pragma solidity >=0.8.0;
library MerkleRootMultisigIsmMetadata {
uint8 private constant ORIGIN_MERKLE_TREE_OFFSET = 0;
uint8 private constant MESSAGE_INDEX_OFFSET = 32;
uint8 private constant MESSAGE_ID_OFFSET = 36;
uint8 private constant MERKLE_PROOF_OFFSET = 68;
uint16 private constant MERKLE_PROOF_LENGTH = 32 * 32;
uint16 private constant SIGNED_INDEX_OFFSET = 1092;
uint16 private constant SIGNATURES_OFFSET = 1096;
uint8 private constant SIGNATURE_LENGTH = 65;
function originMerkleTreeHook(bytes calldata _metadata)
internal
pure
returns (bytes32)
{
return
bytes32(
_metadata[ORIGIN_MERKLE_TREE_OFFSET:ORIGIN_MERKLE_TREE_OFFSET +
32]
);
}
function messageIndex(bytes calldata _metadata)
internal
pure
returns (uint32)
{
return
uint32(
bytes4(_metadata[MESSAGE_INDEX_OFFSET:MESSAGE_INDEX_OFFSET + 4])
);
}
function signedIndex(bytes calldata _metadata)
internal
pure
returns (uint32)
{
return
uint32(
bytes4(_metadata[SIGNED_INDEX_OFFSET:SIGNED_INDEX_OFFSET + 4])
);
}
function signedMessageId(bytes calldata _metadata)
internal
pure
returns (bytes32)
{
return bytes32(_metadata[MESSAGE_ID_OFFSET:MESSAGE_ID_OFFSET + 32]);
}
function proof(bytes calldata _metadata)
internal
pure
returns (bytes32[32] memory)
{
return
abi.decode(
_metadata[MERKLE_PROOF_OFFSET:MERKLE_PROOF_OFFSET +
MERKLE_PROOF_LENGTH],
(bytes32[32])
);
}
function signatureAt(bytes calldata _metadata, uint256 _index)
internal
pure
returns (bytes calldata)
{
uint256 _start = SIGNATURES_OFFSET + (_index * SIGNATURE_LENGTH);
uint256 _end = _start + SIGNATURE_LENGTH;
return _metadata[_start:_end];
}
}
pragma solidity >=0.8.0;
library CheckpointLib {
function digest(
uint32 _origin,
bytes32 _originmerkleTreeHook,
bytes32 _checkpointRoot,
uint32 _checkpointIndex,
bytes32 _messageId
) internal pure returns (bytes32) {
bytes32 _domainHash = domainHash(_origin, _originmerkleTreeHook);
return
ECDSA.toEthSignedMessageHash(
keccak256(
abi.encodePacked(
_domainHash,
_checkpointRoot,
_checkpointIndex,
_messageId
)
)
);
}
function domainHash(uint32 _origin, bytes32 _originmerkleTreeHook)
internal
pure
returns (bytes32)
{
return
keccak256(
abi.encodePacked(_origin, _originmerkleTreeHook, "HYPERLANE")
);
}
}
pragma solidity >=0.8.0;
abstract contract AbstractMerkleRootMultisigIsm is AbstractMultisigIsm {
using MerkleRootMultisigIsmMetadata for bytes;
using Message for bytes;
uint8 public constant moduleType =
uint8(IInterchainSecurityModule.Types.MERKLE_ROOT_MULTISIG);
function digest(bytes calldata _metadata, bytes calldata _message)
internal
pure
override
returns (bytes32)
{
require(
_metadata.messageIndex() <= _metadata.signedIndex(),
"Invalid merkle index metadata"
);
bytes32 _signedRoot = MerkleLib.branchRoot(
_message.id(),
_metadata.proof(),
_metadata.messageIndex()
);
return
CheckpointLib.digest(
_message.origin(),
_metadata.originMerkleTreeHook(),
_signedRoot,
_metadata.signedIndex(),
_metadata.signedMessageId()
);
}
function signatureAt(bytes calldata _metadata, uint256 _index)
internal
pure
virtual
override
returns (bytes calldata)
{
return _metadata.signatureAt(_index);
}
}
pragma solidity >=0.8.0;
library MessageIdMultisigIsmMetadata {
uint8 private constant ORIGIN_MERKLE_TREE_OFFSET = 0;
uint8 private constant MERKLE_ROOT_OFFSET = 32;
uint8 private constant MERKLE_INDEX_OFFSET = 64;
uint8 private constant SIGNATURES_OFFSET = 68;
uint8 private constant SIGNATURE_LENGTH = 65;
function originMerkleTreeHook(bytes calldata _metadata)
internal
pure
returns (bytes32)
{
return
bytes32(
_metadata[ORIGIN_MERKLE_TREE_OFFSET:ORIGIN_MERKLE_TREE_OFFSET +
32]
);
}
function root(bytes calldata _metadata) internal pure returns (bytes32) {
return bytes32(_metadata[MERKLE_ROOT_OFFSET:MERKLE_ROOT_OFFSET + 32]);
}
function index(bytes calldata _metadata) internal pure returns (uint32) {
return
uint32(
bytes4(_metadata[MERKLE_INDEX_OFFSET:MERKLE_INDEX_OFFSET + 4])
);
}
function signatureAt(bytes calldata _metadata, uint256 _index)
internal
pure
returns (bytes calldata)
{
uint256 _start = SIGNATURES_OFFSET + (_index * SIGNATURE_LENGTH);
uint256 _end = _start + SIGNATURE_LENGTH;
return _metadata[_start:_end];
}
}
pragma solidity >=0.8.0;
abstract contract AbstractMessageIdMultisigIsm is AbstractMultisigIsm {
using Message for bytes;
using MessageIdMultisigIsmMetadata for bytes;
uint8 public constant moduleType =
uint8(IInterchainSecurityModule.Types.MESSAGE_ID_MULTISIG);
function digest(bytes calldata _metadata, bytes calldata _message)
internal
pure
override
returns (bytes32)
{
return
CheckpointLib.digest(
_message.origin(),
_metadata.originMerkleTreeHook(),
_metadata.root(),
_metadata.index(),
_message.id()
);
}
function signatureAt(bytes calldata _metadata, uint256 _index)
internal
pure
virtual
override
returns (bytes calldata)
{
return _metadata.signatureAt(_index);
}
}
pragma solidity >=0.8.0;
abstract contract AbstractMetaProxyMultisigIsm is AbstractMultisigIsm {
function validatorsAndThreshold(bytes calldata)
public
pure
override
returns (address[] memory, uint8)
{
return abi.decode(MetaProxy.metadata(), (address[], uint8));
}
}
contract StaticMerkleRootMultisigIsm is
AbstractMerkleRootMultisigIsm,
AbstractMetaProxyMultisigIsm
{
}
contract StaticMessageIdMultisigIsm is
AbstractMessageIdMultisigIsm,
AbstractMetaProxyMultisigIsm
{
}
contract StaticMerkleRootMultisigIsmFactory is
StaticThresholdAddressSetFactory
{
function _deployImplementation() internal override returns (address) {
return address(new StaticMerkleRootMultisigIsm());
}
}
contract StaticMessageIdMultisigIsmFactory is StaticThresholdAddressSetFactory {
function _deployImplementation() internal override returns (address) {
return address(new StaticMessageIdMultisigIsm());
}
}
pragma solidity >=0.6.11;
interface IValidatorAnnounce {
function getAnnouncedValidators() external view returns (address[] memory);
function getAnnouncedStorageLocations(address[] calldata _validators)
external
view
returns (string[][] memory);
function announce(
address _validator,
string calldata _storageLocation,
bytes calldata _signature
) external returns (bool);
}
pragma solidity >=0.8.0;
contract ValidatorAnnounce is MailboxClient, IValidatorAnnounce {
using EnumerableSet for EnumerableSet.AddressSet;
using TypeCasts for address;
EnumerableSet.AddressSet private validators;
mapping(address => string[]) private storageLocations;
mapping(bytes32 => bool) private replayProtection;
event ValidatorAnnouncement(
address indexed validator,
string storageLocation
);
constructor(address _mailbox) MailboxClient(_mailbox) {}
function announce(
address _validator,
string calldata _storageLocation,
bytes calldata _signature
) external returns (bool) {
bytes32 _replayId = keccak256(
abi.encodePacked(_validator, _storageLocation)
);
require(replayProtection[_replayId] == false, "replay");
replayProtection[_replayId] = true;
bytes32 _announcementDigest = getAnnouncementDigest(_storageLocation);
address _signer = ECDSA.recover(_announcementDigest, _signature);
require(_signer == _validator, "!signature");
if (!validators.contains(_validator)) {
validators.add(_validator);
}
storageLocations[_validator].push(_storageLocation);
emit ValidatorAnnouncement(_validator, _storageLocation);
return true;
}
function getAnnouncedStorageLocations(address[] calldata _validators)
external
view
returns (string[][] memory)
{
string[][] memory _metadata = new string[][](_validators.length);
for (uint256 i = 0; i < _validators.length; i++) {
_metadata[i] = storageLocations[_validators[i]];
}
return _metadata;
}
function getAnnouncedValidators() external view returns (address[] memory) {
return validators.values();
}
function getAnnouncementDigest(string memory _storageLocation)
public
view
returns (bytes32)
{
return
ECDSA.toEthSignedMessageHash(
keccak256(abi.encodePacked(_domainHash(), _storageLocation))
);
}
function _domainHash() internal view returns (bytes32) {
return
keccak256(
abi.encodePacked(
localDomain,
address(mailbox).addressToBytes32(),
"HYPERLANE_ANNOUNCEMENT"
)
);
}
}
pragma solidity >=0.8.0;
contract NoopIsm is IInterchainSecurityModule {
uint8 public constant override moduleType = uint8(Types.NULL);
function verify(bytes calldata, bytes calldata)
public
pure
override
returns (bool)
{
return true;
}
}
pragma solidity >=0.8.0;
contract PausableIsm is IInterchainSecurityModule, Ownable, Pausable {
uint8 public constant override moduleType = uint8(Types.NULL);
function verify(bytes calldata, bytes calldata)
external
view
whenNotPaused
returns (bool)
{
return true;
}
function pause() external onlyOwner {
_pause();
}
function unpause() external onlyOwner {
_unpause();
}
}
pragma solidity >=0.8.0;
abstract contract AbstractRoutingIsm is IRoutingIsm {
uint8 public constant moduleType =
uint8(IInterchainSecurityModule.Types.ROUTING);
function route(bytes calldata _message)
public
view
virtual
returns (IInterchainSecurityModule);
function verify(bytes calldata _metadata, bytes calldata _message)
public
returns (bool)
{
return route(_message).verify(_metadata, _message);
}
}
pragma solidity >=0.8.0;
contract DomainRoutingIsm is AbstractRoutingIsm, OwnableUpgradeable {
using EnumerableMapExtended for EnumerableMapExtended.UintToBytes32Map;
using Message for bytes;
using TypeCasts for bytes32;
using TypeCasts for address;
using Address for address;
using Strings for uint32;
EnumerableMapExtended.UintToBytes32Map internal _modules;
function initialize(address _owner) public initializer {
__Ownable_init();
_transferOwnership(_owner);
}
function initialize(
address _owner,
uint32[] calldata _domains,
IInterchainSecurityModule[] calldata __modules
) public initializer {
__Ownable_init();
require(_domains.length == __modules.length, "length mismatch");
uint256 _length = _domains.length;
for (uint256 i = 0; i < _length; ++i) {
_set(_domains[i], address(__modules[i]));
}
_transferOwnership(_owner);
}
function set(uint32 _domain, IInterchainSecurityModule _module)
external
onlyOwner
{
_set(_domain, address(_module));
}
function remove(uint32 _domain) external onlyOwner {
_remove(_domain);
}
function domains() external view returns (uint256[] memory) {
return _modules.keys();
}
function module(uint32 origin)
public
view
virtual
returns (IInterchainSecurityModule)
{
(bool contained, bytes32 _module) = _modules.tryGet(origin);
require(contained, _originNotFoundError(origin));
return IInterchainSecurityModule(_module.bytes32ToAddress());
}
function route(bytes calldata _message)
public
view
override
returns (IInterchainSecurityModule)
{
return module(_message.origin());
}
function _remove(uint32 _domain) internal {
require(_modules.remove(_domain), _originNotFoundError(_domain));
}
function _originNotFoundError(uint32 _origin)
internal
pure
returns (string memory)
{
return string.concat("No ISM found for origin: ", _origin.toString());
}
function _set(uint32 _domain, address _module) internal {
require(_module.isContract(), "ISM must be a contract");
_modules.set(_domain, _module.addressToBytes32());
}
}
pragma solidity >=0.8.0;
contract DefaultFallbackRoutingIsm is DomainRoutingIsm, MailboxClient {
using EnumerableMapExtended for EnumerableMapExtended.UintToBytes32Map;
using Address for address;
using TypeCasts for bytes32;
constructor(address _mailbox) MailboxClient(_mailbox) {}
function module(uint32 origin)
public
view
override
returns (IInterchainSecurityModule)
{
(bool contained, bytes32 _module) = _modules.tryGet(origin);
if (contained) {
return IInterchainSecurityModule(_module.bytes32ToAddress());
} else {
return mailbox.defaultIsm();
}
}
}
pragma solidity >=0.6.11;
library MinimalProxy {
bytes20 private constant PREFIX =
hex"3d602d80600a3d3981f3363d3d373d3d3d363d73";
bytes15 private constant SUFFIX = hex"5af43d82803e903d91602b57fd5bf3";
function create(address implementation) internal returns (address proxy) {
bytes memory _bytecode = bytecode(implementation);
assembly {
proxy := create(0, add(_bytecode, 32), mload(_bytecode))
}
}
function bytecode(address implementation)
internal
pure
returns (bytes memory)
{
return abi.encodePacked(PREFIX, bytes20(implementation), SUFFIX);
}
}
pragma solidity >=0.8.0;
abstract contract AbstractDomainRoutingIsmFactory {
event ModuleDeployed(DomainRoutingIsm module);
function deploy(
uint32[] calldata _domains,
IInterchainSecurityModule[] calldata _modules
) external returns (DomainRoutingIsm) {
DomainRoutingIsm _ism = DomainRoutingIsm(
MinimalProxy.create(implementation())
);
emit ModuleDeployed(_ism);
_ism.initialize(msg.sender, _domains, _modules);
return _ism;
}
function implementation() public view virtual returns (address);
}
contract DomainRoutingIsmFactory is AbstractDomainRoutingIsmFactory {
address internal immutable _implementation;
constructor() {
_implementation = address(new DomainRoutingIsm());
}
function implementation() public view override returns (address) {
return _implementation;
}
}
contract DefaultFallbackRoutingIsmFactory is AbstractDomainRoutingIsmFactory {
address internal immutable _implementation;
constructor(address mailbox) {
_implementation = address(new DefaultFallbackRoutingIsm(mailbox));
}
function implementation() public view override returns (address) {
return _implementation;
}
}
pragma solidity ^0.8.13;
library CallLib {
struct StaticCall {
bytes32 to;
bytes data;
}
struct Call {
bytes32 to;
uint256 value;
bytes data;
}
struct StaticCallWithCallback {
StaticCall _call;
bytes callback;
}
function call(Call memory _call)
internal
returns (bytes memory returnData)
{
return
Address.functionCallWithValue(
TypeCasts.bytes32ToAddress(_call.to),
_call.data,
_call.value
);
}
function staticcall(StaticCall memory _call)
private
view
returns (bytes memory)
{
return
Address.functionStaticCall(
TypeCasts.bytes32ToAddress(_call.to),
_call.data
);
}
function staticcall(StaticCallWithCallback memory _call)
internal
view
returns (bytes memory callback)
{
return bytes.concat(_call.callback, staticcall(_call._call));
}
function multicall(Call[] memory calls) internal {
uint256 i = 0;
uint256 len = calls.length;
while (i < len) {
call(calls[i]);
unchecked {
++i;
}
}
}
function multistaticcall(StaticCallWithCallback[] memory _calls)
internal
view
returns (bytes[] memory)
{
uint256 i = 0;
uint256 len = _calls.length;
bytes[] memory callbacks = new bytes[](len);
while (i < len) {
callbacks[i] = staticcall(_calls[i]);
unchecked {
++i;
}
}
return callbacks;
}
function multicallto(address to, bytes[] memory calls) internal {
uint256 i = 0;
uint256 len = calls.length;
while (i < len) {
Address.functionCall(to, calls[i]);
unchecked {
++i;
}
}
}
function build(bytes32 to, bytes memory data)
internal
pure
returns (StaticCall memory)
{
return StaticCall(to, data);
}
function build(address to, bytes memory data)
internal
pure
returns (StaticCall memory)
{
return build(TypeCasts.addressToBytes32(to), data);
}
function build(
bytes32 to,
uint256 value,
bytes memory data
) internal pure returns (Call memory) {
return Call(to, value, data);
}
function build(
address to,
uint256 value,
bytes memory data
) internal pure returns (Call memory) {
return Call(TypeCasts.addressToBytes32(to), value, data);
}
function build(
bytes32 to,
bytes memory data,
bytes memory callback
) internal pure returns (StaticCallWithCallback memory) {
return StaticCallWithCallback(build(to, data), callback);
}
function build(
address to,
bytes memory data,
bytes memory callback
) internal pure returns (StaticCallWithCallback memory) {
return StaticCallWithCallback(build(to, data), callback);
}
}
pragma solidity >=0.8.0;
library InterchainAccountMessage {
using TypeCasts for bytes32;
function encode(
address _owner,
bytes32 _ism,
address _to,
uint256 _value,
bytes memory _data
) internal pure returns (bytes memory) {
CallLib.Call[] memory _calls = new CallLib.Call[](1);
_calls[0] = CallLib.build(_to, _value, _data);
return abi.encode(TypeCasts.addressToBytes32(_owner), _ism, _calls);
}
function encode(
bytes32 _owner,
bytes32 _ism,
CallLib.Call[] calldata _calls
) internal pure returns (bytes memory) {
return abi.encode(_owner, _ism, _calls);
}
function encode(
address _owner,
bytes32 _ism,
CallLib.Call[] calldata _calls
) internal pure returns (bytes memory) {
return encode(TypeCasts.addressToBytes32(_owner), _ism, _calls);
}
function decode(bytes calldata _message)
internal
pure
returns (
bytes32,
bytes32,
CallLib.Call[] memory
)
{
return abi.decode(_message, (bytes32, bytes32, CallLib.Call[]));
}
function ism(bytes calldata _message) internal pure returns (address) {
return address(bytes20(_message[44:64]));
}
}
pragma solidity >=0.8.0;
contract InterchainAccountIsm is AbstractRoutingIsm {
IMailbox private immutable mailbox;
constructor(address _mailbox) {
mailbox = IMailbox(_mailbox);
}
function route(bytes calldata _message)
public
view
virtual
override
returns (IInterchainSecurityModule)
{
address _ism = InterchainAccountMessage.ism(Message.body(_message));
if (_ism == address(0)) {
return mailbox.defaultIsm();
} else {
return IInterchainSecurityModule(_ism);
}
}
}
pragma solidity >=0.6.11;
contract Versioned {
uint8 public constant VERSION = 3;
}
pragma solidity >=0.8.0;
contract Mailbox is IMailbox, Indexed, Versioned, OwnableUpgradeable {
using Message for bytes;
using TypeCasts for bytes32;
using TypeCasts for address;
uint32 public immutable localDomain;
uint32 public nonce;
bytes32 public latestDispatchedId;
IInterchainSecurityModule public defaultIsm;
IPostDispatchHook public defaultHook;
IPostDispatchHook public requiredHook;
struct Delivery {
address processor;
uint48 blockNumber;
}
mapping(bytes32 => Delivery) internal deliveries;
event DefaultIsmSet(address indexed module);
event DefaultHookSet(address indexed hook);
event RequiredHookSet(address indexed hook);
constructor(uint32 _localDomain) {
localDomain = _localDomain;
}
function initialize(
address _owner,
address _defaultIsm,
address _defaultHook,
address _requiredHook
) external initializer {
__Ownable_init();
setDefaultIsm(_defaultIsm);
setDefaultHook(_defaultHook);
setRequiredHook(_requiredHook);
transferOwnership(_owner);
}
function dispatch(
uint32 _destinationDomain,
bytes32 _recipientAddress,
bytes calldata _messageBody
) external payable override returns (bytes32) {
return
dispatch(
_destinationDomain,
_recipientAddress,
_messageBody,
_messageBody[0:0],
defaultHook
);
}
function dispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata messageBody,
bytes calldata hookMetadata
) external payable override returns (bytes32) {
return
dispatch(
destinationDomain,
recipientAddress,
messageBody,
hookMetadata,
defaultHook
);
}
function quoteDispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata messageBody
) external view returns (uint256 fee) {
return
quoteDispatch(
destinationDomain,
recipientAddress,
messageBody,
messageBody[0:0],
defaultHook
);
}
function quoteDispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata messageBody,
bytes calldata defaultHookMetadata
) external view returns (uint256 fee) {
return
quoteDispatch(
destinationDomain,
recipientAddress,
messageBody,
defaultHookMetadata,
defaultHook
);
}
function process(bytes calldata _metadata, bytes calldata _message)
external
payable
override
{
require(_message.version() == VERSION, "Mailbox: bad version");
require(
_message.destination() == localDomain,
"Mailbox: unexpected destination"
);
bytes32 _id = _message.id();
require(delivered(_id) == false, "Mailbox: already delivered");
address recipient = _message.recipientAddress();
IInterchainSecurityModule ism = recipientIsm(recipient);
deliveries[_id] = Delivery({
processor: msg.sender,
blockNumber: uint48(block.number)
});
emit Process(_message.origin(), _message.sender(), recipient);
emit ProcessId(_id);
require(
ism.verify(_metadata, _message),
"Mailbox: ISM verification failed"
);
IMessageRecipient(recipient).handle{value: msg.value}(
_message.origin(),
_message.sender(),
_message.body()
);
}
function processor(bytes32 _id) external view returns (address) {
return deliveries[_id].processor;
}
function processedAt(bytes32 _id) external view returns (uint48) {
return deliveries[_id].blockNumber;
}
function dispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata messageBody,
bytes calldata metadata,
IPostDispatchHook hook
) public payable virtual returns (bytes32) {
if (address(hook) == address(0)) {
hook = defaultHook;
}
bytes memory message = _buildMessage(
destinationDomain,
recipientAddress,
messageBody
);
bytes32 id = message.id();
latestDispatchedId = id;
nonce += 1;
emit Dispatch(msg.sender, destinationDomain, recipientAddress, message);
emit DispatchId(id);
uint256 requiredValue = requiredHook.quoteDispatch(metadata, message);
if (msg.value < requiredValue) {
requiredValue = msg.value;
}
requiredHook.postDispatch{value: requiredValue}(metadata, message);
hook.postDispatch{value: msg.value - requiredValue}(metadata, message);
return id;
}
function quoteDispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata messageBody,
bytes calldata metadata,
IPostDispatchHook hook
) public view returns (uint256 fee) {
if (address(hook) == address(0)) {
hook = defaultHook;
}
bytes memory message = _buildMessage(
destinationDomain,
recipientAddress,
messageBody
);
return
requiredHook.quoteDispatch(metadata, message) +
hook.quoteDispatch(metadata, message);
}
function delivered(bytes32 _id) public view override returns (bool) {
return deliveries[_id].blockNumber > 0;
}
function setDefaultIsm(address _module) public onlyOwner {
require(
Address.isContract(_module),
"Mailbox: default ISM not contract"
);
defaultIsm = IInterchainSecurityModule(_module);
emit DefaultIsmSet(_module);
}
function setDefaultHook(address _hook) public onlyOwner {
require(
Address.isContract(_hook),
"Mailbox: default hook not contract"
);
defaultHook = IPostDispatchHook(_hook);
emit DefaultHookSet(_hook);
}
function setRequiredHook(address _hook) public onlyOwner {
require(
Address.isContract(_hook),
"Mailbox: required hook not contract"
);
requiredHook = IPostDispatchHook(_hook);
emit RequiredHookSet(_hook);
}
function recipientIsm(address _recipient)
public
view
returns (IInterchainSecurityModule)
{
(bool success, bytes memory returnData) = _recipient.staticcall(
abi.encodeCall(
ISpecifiesInterchainSecurityModule.interchainSecurityModule,
()
)
);
if (success && returnData.length != 0) {
address ism = abi.decode(returnData, (address));
if (ism != address(0)) {
return IInterchainSecurityModule(ism);
}
}
return defaultIsm;
}
function _buildMessage(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata messageBody
) internal view returns (bytes memory) {
return
Message.formatMessage(
VERSION,
nonce,
localDomain,
msg.sender.addressToBytes32(),
destinationDomain,
recipientAddress,
messageBody
);
}
}
pragma solidity ^0.8.13;
contract OwnableMulticall {
address public immutable owner;
constructor(address _owner) {
owner = _owner;
}
modifier onlyOwner() {
require(msg.sender == owner, "!owner");
_;
}
function multicall(CallLib.Call[] calldata calls) external onlyOwner {
return CallLib.multicall(calls);
}
receive() external payable {}
}
pragma solidity ^0.8.13;
contract InterchainAccountRouter is Router {
using TypeCasts for address;
using TypeCasts for bytes32;
address internal implementation;
bytes32 internal bytecodeHash;
mapping(uint32 => bytes32) public isms;
uint256[47] private __GAP;
event RemoteIsmEnrolled(uint32 indexed domain, bytes32 ism);
event RemoteCallDispatched(
uint32 indexed destination,
address indexed owner,
bytes32 router,
bytes32 ism
);
event InterchainAccountCreated(
uint32 indexed origin,
bytes32 indexed owner,
address ism,
address account
);
constructor(address _mailbox) Router(_mailbox) {}
function initialize(
address _interchainGasPaymaster,
address _interchainSecurityModule,
address _owner
) external initializer {
_MailboxClient_initialize(
_interchainGasPaymaster,
_interchainSecurityModule,
_owner
);
implementation = address(new OwnableMulticall(address(this)));
bytes memory _bytecode = MinimalProxy.bytecode(implementation);
bytecodeHash = keccak256(_bytecode);
}
function enrollRemoteRouterAndIsm(
uint32 _destination,
bytes32 _router,
bytes32 _ism
) external onlyOwner {
_enrollRemoteRouterAndIsm(_destination, _router, _ism);
}
function enrollRemoteRouterAndIsms(
uint32[] calldata _destinations,
bytes32[] calldata _routers,
bytes32[] calldata _isms
) external onlyOwner {
require(
_destinations.length == _routers.length &&
_destinations.length == _isms.length,
"length mismatch"
);
for (uint256 i = 0; i < _destinations.length; i++) {
_enrollRemoteRouterAndIsm(_destinations[i], _routers[i], _isms[i]);
}
}
function callRemote(
uint32 _destination,
address _to,
uint256 _value,
bytes memory _data
) external returns (bytes32) {
bytes32 _router = routers(_destination);
bytes32 _ism = isms[_destination];
bytes memory _body = InterchainAccountMessage.encode(
msg.sender,
_ism,
_to,
_value,
_data
);
return _dispatchMessage(_destination, _router, _ism, _body);
}
function callRemote(uint32 _destination, CallLib.Call[] calldata _calls)
external
returns (bytes32)
{
bytes32 _router = routers(_destination);
bytes32 _ism = isms[_destination];
return callRemoteWithOverrides(_destination, _router, _ism, _calls);
}
function handle(
uint32 _origin,
bytes32 _sender,
bytes calldata _message
) external payable override onlyMailbox {
(
bytes32 _owner,
bytes32 _ism,
CallLib.Call[] memory _calls
) = InterchainAccountMessage.decode(_message);
OwnableMulticall _interchainAccount = getDeployedInterchainAccount(
_origin,
_owner,
_sender,
_ism.bytes32ToAddress()
);
_interchainAccount.multicall(_calls);
}
function getLocalInterchainAccount(
uint32 _origin,
address _owner,
address _router,
address _ism
) external view returns (OwnableMulticall) {
return
getLocalInterchainAccount(
_origin,
_owner.addressToBytes32(),
_router.addressToBytes32(),
_ism
);
}
function getRemoteInterchainAccount(uint32 _destination, address _owner)
external
view
returns (address)
{
address _router = routers(_destination).bytes32ToAddress();
address _ism = isms[_destination].bytes32ToAddress();
return getRemoteInterchainAccount(_owner, _router, _ism);
}
function getDeployedInterchainAccount(
uint32 _origin,
address _owner,
address _router,
address _ism
) public returns (OwnableMulticall) {
return
getDeployedInterchainAccount(
_origin,
_owner.addressToBytes32(),
_router.addressToBytes32(),
_ism
);
}
function getDeployedInterchainAccount(
uint32 _origin,
bytes32 _owner,
bytes32 _router,
address _ism
) public returns (OwnableMulticall) {
bytes32 _salt = _getSalt(
_origin,
_owner,
_router,
_ism.addressToBytes32()
);
address payable _account = _getLocalInterchainAccount(_salt);
if (!Address.isContract(_account)) {
bytes memory _bytecode = MinimalProxy.bytecode(implementation);
_account = payable(Create2.deploy(0, _salt, _bytecode));
emit InterchainAccountCreated(_origin, _owner, _ism, _account);
}
return OwnableMulticall(_account);
}
function getLocalInterchainAccount(
uint32 _origin,
bytes32 _owner,
bytes32 _router,
address _ism
) public view returns (OwnableMulticall) {
return
OwnableMulticall(
_getLocalInterchainAccount(
_getSalt(_origin, _owner, _router, _ism.addressToBytes32())
)
);
}
function getRemoteInterchainAccount(
address _owner,
address _router,
address _ism
) public view returns (address) {
require(_router != address(0), "no router specified for destination");
address _implementation = address(
uint160(
uint256(
keccak256(
abi.encodePacked(
bytes1(0xd6),
bytes1(0x94),
_router,
bytes1(0x01)
)
)
)
)
);
bytes memory _proxyBytecode = MinimalProxy.bytecode(_implementation);
bytes32 _bytecodeHash = keccak256(_proxyBytecode);
bytes32 _salt = _getSalt(
localDomain,
_owner.addressToBytes32(),
address(this).addressToBytes32(),
_ism.addressToBytes32()
);
return Create2.computeAddress(_salt, _bytecodeHash, _router);
}
function callRemoteWithOverrides(
uint32 _destination,
bytes32 _router,
bytes32 _ism,
CallLib.Call[] calldata _calls
) public returns (bytes32) {
bytes memory _body = InterchainAccountMessage.encode(
msg.sender,
_ism,
_calls
);
return _dispatchMessage(_destination, _router, _ism, _body);
}
function _handle(
uint32,
bytes32,
bytes calldata
) internal pure override {
assert(false);
}
function _enrollRemoteRouter(uint32 _destination, bytes32 _address)
internal
override
{
_enrollRemoteRouterAndIsm(_destination, _address, bytes32(0));
}
function _enrollRemoteIsm(uint32 _destination, bytes32 _ism) private {
isms[_destination] = _ism;
emit RemoteIsmEnrolled(_destination, _ism);
}
function _enrollRemoteRouterAndIsm(
uint32 _destination,
bytes32 _router,
bytes32 _ism
) private {
require(
routers(_destination) == bytes32(0) &&
isms[_destination] == bytes32(0),
"router and ISM defaults are immutable once set"
);
Router._enrollRemoteRouter(_destination, _router);
_enrollRemoteIsm(_destination, _ism);
}
function _dispatchMessage(
uint32 _destination,
bytes32 _router,
bytes32 _ism,
bytes memory _body
) private returns (bytes32) {
require(_router != bytes32(0), "no router specified for destination");
emit RemoteCallDispatched(_destination, msg.sender, _router, _ism);
return mailbox.dispatch(_destination, _router, _body);
}
function _getSalt(
uint32 _origin,
bytes32 _owner,
bytes32 _router,
bytes32 _ism
) private pure returns (bytes32) {
return keccak256(abi.encodePacked(_origin, _owner, _router, _ism));
}
function _getLocalInterchainAccount(bytes32 _salt)
private
view
returns (address payable)
{
return payable(Create2.computeAddress(_salt, bytecodeHash));
}
}
pragma solidity ^0.8.13;
library InterchainQueryMessage {
uint256 private constant SENDER_OFFSET = 0;
uint256 private constant TYPE_OFFSET = 32;
uint256 private constant CALLS_OFFSET = 64;
enum MessageType {
QUERY,
RESPONSE
}
function sender(bytes calldata _message) internal pure returns (bytes32) {
return bytes32(_message[SENDER_OFFSET:TYPE_OFFSET]);
}
function messageType(bytes calldata _message)
internal
pure
returns (MessageType)
{
return MessageType(uint8(bytes1(_message[CALLS_OFFSET - 1])));
}
function encode(
bytes32 _sender,
CallLib.StaticCallWithCallback[] calldata _calls
) internal pure returns (bytes memory) {
return abi.encode(_sender, MessageType.QUERY, _calls);
}
function encode(
bytes32 _sender,
address _to,
bytes memory _data,
bytes memory _callback
) internal pure returns (bytes memory) {
CallLib.StaticCallWithCallback[]
memory _calls = new CallLib.StaticCallWithCallback[](1);
_calls[0] = CallLib.build(_to, _data, _callback);
return abi.encode(_sender, MessageType.QUERY, _calls);
}
function callsWithCallbacks(bytes calldata _message)
internal
pure
returns (CallLib.StaticCallWithCallback[] memory _calls)
{
assert(messageType(_message) == MessageType.QUERY);
(, , _calls) = abi.decode(
_message,
(bytes32, MessageType, CallLib.StaticCallWithCallback[])
);
}
function encode(bytes32 _sender, bytes[] memory _calls)
internal
pure
returns (bytes memory)
{
return abi.encode(_sender, MessageType.RESPONSE, _calls);
}
function rawCalls(bytes calldata _message)
internal
pure
returns (bytes[] memory _calls)
{
assert(messageType(_message) == MessageType.RESPONSE);
(, , _calls) = abi.decode(_message, (bytes32, MessageType, bytes[]));
}
}
pragma solidity ^0.8.13;
contract InterchainQueryRouter is Router {
using TypeCasts for address;
using TypeCasts for bytes32;
using InterchainQueryMessage for bytes;
event QueryDispatched(uint32 indexed destination, address indexed sender);
event QueryExecuted(uint32 indexed originDomain, bytes32 indexed sender);
event QueryResolved(uint32 indexed destination, address indexed sender);
constructor(address _mailbox) Router(_mailbox) {}
function initialize(
address _interchainGasPaymaster,
address _interchainSecurityModule,
address _owner
) external initializer {
_MailboxClient_initialize(
_interchainGasPaymaster,
_interchainSecurityModule,
_owner
);
}
function query(
uint32 _destination,
address _to,
bytes memory _data,
bytes memory _callback
) public returns (bytes32 messageId) {
emit QueryDispatched(_destination, msg.sender);
messageId = _dispatch(
_destination,
InterchainQueryMessage.encode(
msg.sender.addressToBytes32(),
_to,
_data,
_callback
)
);
}
function query(
uint32 _destination,
CallLib.StaticCallWithCallback[] calldata calls
) public returns (bytes32 messageId) {
emit QueryDispatched(_destination, msg.sender);
messageId = _dispatch(
_destination,
InterchainQueryMessage.encode(msg.sender.addressToBytes32(), calls)
);
}
function _handle(
uint32 _origin,
bytes32,
bytes calldata _message
) internal override {
InterchainQueryMessage.MessageType messageType = _message.messageType();
bytes32 sender = _message.sender();
if (messageType == InterchainQueryMessage.MessageType.QUERY) {
CallLib.StaticCallWithCallback[]
memory callsWithCallback = InterchainQueryMessage
.callsWithCallbacks(_message);
bytes[] memory callbacks = CallLib.multistaticcall(
callsWithCallback
);
emit QueryExecuted(_origin, sender);
_dispatch(
_origin,
InterchainQueryMessage.encode(sender, callbacks)
);
} else if (messageType == InterchainQueryMessage.MessageType.RESPONSE) {
address senderAddress = sender.bytes32ToAddress();
bytes[] memory rawCalls = _message.rawCalls();
CallLib.multicallto(senderAddress, rawCalls);
emit QueryResolved(_origin, senderAddress);
} else {
assert(false);
}
}
}
pragma solidity ^0.8.13;
interface ICircleMessageTransmitter {
function receiveMessage(bytes memory _message, bytes calldata _attestation)
external
returns (bool success);
function usedNonces(bytes32 _nonceId) external view returns (bool);
}
pragma solidity ^0.8.13;
interface ITokenMessenger {
event MessageSent(bytes message);
function depositForBurn(
uint256 _amount,
uint32 _destinationDomain,
bytes32 _mintRecipient,
address _burnToken
) external returns (uint64 _nonce);
function depositForBurnWithCaller(
uint256 _amount,
uint32 _destinationDomain,
bytes32 _mintRecipient,
address _burnToken,
bytes32 _destinationCaller
) external returns (uint64 _nonce);
}
pragma solidity ^0.8.13;
interface ILiquidityLayerAdapter {
function sendTokens(
uint32 _destinationDomain,
bytes32 _recipientAddress,
address _token,
uint256 _amount
) external returns (bytes memory _adapterData);
function receiveTokens(
uint32 _originDomain,
address _recipientAddress,
uint256 _amount,
bytes calldata _adapterData
) external returns (address, uint256);
}
pragma solidity ^0.8.13;
contract CircleBridgeAdapter is ILiquidityLayerAdapter, Router {
using SafeERC20 for IERC20;
ITokenMessenger public tokenMessenger;
ICircleMessageTransmitter public circleMessageTransmitter;
address public liquidityLayerRouter;
mapping(uint32 => uint32) public hyperlaneDomainToCircleDomain;
mapping(string => IERC20) public tokenSymbolToAddress;
mapping(address => string) public tokenAddressToSymbol;
event BridgedToken(uint64 nonce);
event DomainAdded(uint32 indexed hyperlaneDomain, uint32 circleDomain);
event TokenAdded(address indexed token, string indexed symbol);
event TokenRemoved(address indexed token, string indexed symbol);
modifier onlyLiquidityLayerRouter() {
require(msg.sender == liquidityLayerRouter, "!liquidityLayerRouter");
_;
}
constructor(address _mailbox) Router(_mailbox) {}
function initialize(
address _owner,
address _tokenMessenger,
address _circleMessageTransmitter,
address _liquidityLayerRouter
) external initializer {
__Ownable_init();
_transferOwnership(_owner);
tokenMessenger = ITokenMessenger(_tokenMessenger);
circleMessageTransmitter = ICircleMessageTransmitter(
_circleMessageTransmitter
);
liquidityLayerRouter = _liquidityLayerRouter;
}
function sendTokens(
uint32 _destinationDomain,
bytes32,
address _token,
uint256 _amount
) external onlyLiquidityLayerRouter returns (bytes memory) {
string memory _tokenSymbol = tokenAddressToSymbol[_token];
require(
bytes(_tokenSymbol).length > 0,
"CircleBridgeAdapter: Unknown token"
);
uint32 _circleDomain = hyperlaneDomainToCircleDomain[
_destinationDomain
];
bytes32 _remoteRouter = _mustHaveRemoteRouter(_destinationDomain);
require(
IERC20(_token).approve(address(tokenMessenger), _amount),
"!approval"
);
uint64 _nonce = tokenMessenger.depositForBurn(
_amount,
_circleDomain,
_remoteRouter,
_token
);
emit BridgedToken(_nonce);
return abi.encode(_nonce, _tokenSymbol);
}
function receiveTokens(
uint32 _originDomain,
address _recipient,
uint256 _amount,
bytes calldata _adapterData
) external onlyLiquidityLayerRouter returns (address, uint256) {
_mustHaveRemoteRouter(_originDomain);
uint32 _originCircleDomain = hyperlaneDomainToCircleDomain[
_originDomain
];
(uint64 _nonce, string memory _tokenSymbol) = abi.decode(
_adapterData,
(uint64, string)
);
bytes32 _nonceId = _circleNonceId(_originCircleDomain, _nonce);
require(
circleMessageTransmitter.usedNonces(_nonceId),
"Circle message not processed yet"
);
IERC20 _token = tokenSymbolToAddress[_tokenSymbol];
require(
address(_token) != address(0),
"CircleBridgeAdapter: Unknown token"
);
_token.safeTransfer(_recipient, _amount);
return (address(_token), _amount);
}
function _handle(
uint32,
bytes32,
bytes calldata
) internal pure override {
revert("No messages expected");
}
function addDomain(uint32 _hyperlaneDomain, uint32 _circleDomain)
external
onlyOwner
{
hyperlaneDomainToCircleDomain[_hyperlaneDomain] = _circleDomain;
emit DomainAdded(_hyperlaneDomain, _circleDomain);
}
function addToken(address _token, string calldata _tokenSymbol)
external
onlyOwner
{
require(
_token != address(0) && bytes(_tokenSymbol).length > 0,
"Cannot add default values"
);
address _existingToken = address(tokenSymbolToAddress[_tokenSymbol]);
require(_existingToken == address(0), "token symbol already has token");
string memory _existingSymbol = tokenAddressToSymbol[_token];
require(
bytes(_existingSymbol).length == 0,
"token already has token symbol"
);
tokenAddressToSymbol[_token] = _tokenSymbol;
tokenSymbolToAddress[_tokenSymbol] = IERC20(_token);
emit TokenAdded(_token, _tokenSymbol);
}
function removeToken(address _token, string calldata _tokenSymbol)
external
onlyOwner
{
address _existingToken = address(tokenSymbolToAddress[_tokenSymbol]);
require(_existingToken == _token, "Token mismatch");
string memory _existingSymbol = tokenAddressToSymbol[_token];
require(
keccak256(bytes(_existingSymbol)) == keccak256(bytes(_tokenSymbol)),
"Token symbol mismatch"
);
delete tokenSymbolToAddress[_tokenSymbol];
delete tokenAddressToSymbol[_token];
emit TokenRemoved(_token, _tokenSymbol);
}
function _circleNonceId(uint32 _originCircleDomain, uint64 _nonce)
internal
pure
returns (bytes32)
{
return keccak256(abi.encodePacked(_originCircleDomain, _nonce));
}
}
pragma solidity ^0.8.13;
interface IPortalTokenBridge {
struct Transfer {
uint8 payloadID;
uint256 amount;
bytes32 tokenAddress;
uint16 tokenChain;
bytes32 to;
uint16 toChain;
uint256 fee;
}
struct TransferWithPayload {
uint8 payloadID;
uint256 amount;
bytes32 tokenAddress;
uint16 tokenChain;
bytes32 to;
uint16 toChain;
bytes32 fromAddress;
bytes payload;
}
struct AssetMeta {
uint8 payloadID;
bytes32 tokenAddress;
uint16 tokenChain;
uint8 decimals;
bytes32 symbol;
bytes32 name;
}
struct RegisterChain {
bytes32 module;
uint8 action;
uint16 chainId;
uint16 emitterChainID;
bytes32 emitterAddress;
}
struct UpgradeContract {
bytes32 module;
uint8 action;
uint16 chainId;
bytes32 newContract;
}
struct RecoverChainId {
bytes32 module;
uint8 action;
uint256 evmChainId;
uint16 newChainId;
}
event ContractUpgraded(
address indexed oldContract,
address indexed newContract
);
function transferTokensWithPayload(
address token,
uint256 amount,
uint16 recipientChain,
bytes32 recipient,
uint32 nonce,
bytes memory payload
) external payable returns (uint64 sequence);
function completeTransferWithPayload(bytes memory encodedVm)
external
returns (bytes memory);
function parseTransferWithPayload(bytes memory encoded)
external
pure
returns (TransferWithPayload memory transfer);
function wrappedAsset(uint16 tokenChainId, bytes32 tokenAddress)
external
view
returns (address);
function isWrappedAsset(address token) external view returns (bool);
}
pragma solidity ^0.8.13;
contract PortalAdapter is ILiquidityLayerAdapter, Router {
IPortalTokenBridge public portalTokenBridge;
address public liquidityLayerRouter;
mapping(uint32 => uint16) public hyperlaneDomainToWormholeDomain;
mapping(bytes32 => address) public portalTransfersProcessed;
uint224 public nonce = 0;
constructor(address _mailbox) Router(_mailbox) {}
event BridgedToken(
uint256 nonce,
uint64 portalSequence,
uint32 destination
);
event DomainAdded(uint32 indexed hyperlaneDomain, uint32 wormholeDomain);
modifier onlyLiquidityLayerRouter() {
require(msg.sender == liquidityLayerRouter, "!liquidityLayerRouter");
_;
}
function initialize(
address _owner,
address _portalTokenBridge,
address _liquidityLayerRouter
) public initializer {
_transferOwnership(_owner);
portalTokenBridge = IPortalTokenBridge(_portalTokenBridge);
liquidityLayerRouter = _liquidityLayerRouter;
}
function sendTokens(
uint32 _destinationDomain,
bytes32,
address _token,
uint256 _amount
) external onlyLiquidityLayerRouter returns (bytes memory) {
nonce = nonce + 1;
uint16 _wormholeDomain = hyperlaneDomainToWormholeDomain[
_destinationDomain
];
bytes32 _remoteRouter = _mustHaveRemoteRouter(_destinationDomain);
require(
IERC20(_token).approve(address(portalTokenBridge), _amount),
"!approval"
);
uint64 _portalSequence = portalTokenBridge.transferTokensWithPayload(
_token,
_amount,
_wormholeDomain,
_remoteRouter,
0,
abi.encode(localDomain, nonce)
);
emit BridgedToken(nonce, _portalSequence, _destinationDomain);
return abi.encode(nonce);
}
function receiveTokens(
uint32 _originDomain,
address _recipient,
uint256 _amount,
bytes calldata _adapterData
) external onlyLiquidityLayerRouter returns (address, uint256) {
uint224 _nonce = abi.decode(_adapterData, (uint224));
address _tokenAddress = portalTransfersProcessed[
transferId(_originDomain, _nonce)
];
require(
_tokenAddress != address(0x0),
"Portal Transfer has not yet been completed"
);
IERC20 _token = IERC20(_tokenAddress);
require(_token.transfer(_recipient, _amount), "!transfer out");
return (_tokenAddress, _amount);
}
function completeTransfer(bytes memory encodedVm) public {
bytes memory _tokenBridgeTransferWithPayload = portalTokenBridge
.completeTransferWithPayload(encodedVm);
IPortalTokenBridge.TransferWithPayload
memory _transfer = portalTokenBridge.parseTransferWithPayload(
_tokenBridgeTransferWithPayload
);
(uint32 _originDomain, uint224 _nonce) = abi.decode(
_transfer.payload,
(uint32, uint224)
);
address tokenAddress = _transfer.tokenChain ==
hyperlaneDomainToWormholeDomain[localDomain]
? TypeCasts.bytes32ToAddress(_transfer.tokenAddress)
: portalTokenBridge.wrappedAsset(
_transfer.tokenChain,
_transfer.tokenAddress
);
portalTransfersProcessed[
transferId(_originDomain, _nonce)
] = tokenAddress;
}
function _handle(
uint32,
bytes32,
bytes calldata
) internal pure override {
revert("No messages expected");
}
function addDomain(uint32 _hyperlaneDomain, uint16 _wormholeDomain)
external
onlyOwner
{
hyperlaneDomainToWormholeDomain[_hyperlaneDomain] = _wormholeDomain;
emit DomainAdded(_hyperlaneDomain, _wormholeDomain);
}
function transferId(uint32 _hyperlaneDomain, uint224 _nonce)
public
pure
returns (bytes32)
{
return bytes32(abi.encodePacked(_hyperlaneDomain, _nonce));
}
}
pragma solidity ^0.8.13;
interface ILiquidityLayerMessageRecipient {
function handleWithTokens(
uint32 _origin,
bytes32 _sender,
bytes calldata _message,
address _token,
uint256 _amount
) external;
}
pragma solidity >=0.6.11;
interface ILiquidityLayerRouter {
function dispatchWithTokens(
uint32 _destinationDomain,
bytes32 _recipientAddress,
address _token,
uint256 _amount,
string calldata _bridge,
bytes calldata _messageBody
) external returns (bytes32);
}
pragma solidity ^0.8.13;
contract LiquidityLayerRouter is Router, ILiquidityLayerRouter {
using SafeERC20 for IERC20;
mapping(string => address) public liquidityLayerAdapters;
event LiquidityLayerAdapterSet(string indexed bridge, address adapter);
constructor(address _mailbox) Router(_mailbox) {}
function initialize(
address _interchainGasPaymaster,
address _interchainSecurityModule,
address _owner
) external initializer {
_MailboxClient_initialize(
_interchainGasPaymaster,
_interchainSecurityModule,
_owner
);
}
function dispatchWithTokens(
uint32 _destinationDomain,
bytes32 _recipientAddress,
address _token,
uint256 _amount,
string calldata _bridge,
bytes calldata _messageBody
) external returns (bytes32) {
ILiquidityLayerAdapter _adapter = _getAdapter(_bridge);
IERC20(_token).safeTransferFrom(msg.sender, address(_adapter), _amount);
bytes memory _adapterData = _adapter.sendTokens(
_destinationDomain,
_recipientAddress,
_token,
_amount
);
bytes memory _messageWithMetadata = abi.encode(
TypeCasts.addressToBytes32(msg.sender),
_recipientAddress,
_amount,
_bridge,
_adapterData,
_messageBody
);
return _dispatch(_destinationDomain, _messageWithMetadata);
}
function _handle(
uint32 _origin,
bytes32,
bytes calldata _message
) internal override {
(
bytes32 _originalSender,
bytes32 _userRecipientAddress,
uint256 _amount,
string memory _bridge,
bytes memory _adapterData,
bytes memory _userMessageBody
) = abi.decode(
_message,
(bytes32, bytes32, uint256, string, bytes, bytes)
);
ILiquidityLayerMessageRecipient _userRecipient = ILiquidityLayerMessageRecipient(
TypeCasts.bytes32ToAddress(_userRecipientAddress)
);
(address _token, uint256 _receivedAmount) = _getAdapter(_bridge)
.receiveTokens(
_origin,
address(_userRecipient),
_amount,
_adapterData
);
if (_userMessageBody.length > 0) {
_userRecipient.handleWithTokens(
_origin,
_originalSender,
_userMessageBody,
_token,
_receivedAmount
);
}
}
function setLiquidityLayerAdapter(string calldata _bridge, address _adapter)
external
onlyOwner
{
liquidityLayerAdapters[_bridge] = _adapter;
emit LiquidityLayerAdapterSet(_bridge, _adapter);
}
function _getAdapter(string memory _bridge)
internal
view
returns (ILiquidityLayerAdapter _adapter)
{
_adapter = ILiquidityLayerAdapter(liquidityLayerAdapters[_bridge]);
require(address(_adapter) != address(0), "No adapter found for bridge");
}
}
pragma solidity ^0.8.13;
contract MockToken is ERC20Upgradeable {
function mint(address account, uint256 amount) external {
_mint(account, amount);
}
function burn(uint256 _amount) external {
_burn(msg.sender, _amount);
}
}
pragma solidity ^0.8.13;
contract MockCircleMessageTransmitter is ICircleMessageTransmitter {
mapping(bytes32 => bool) processedNonces;
MockToken token;
constructor(MockToken _token) {
token = _token;
}
function receiveMessage(bytes memory, bytes calldata)
external
pure
returns (bool success)
{
success = true;
}
function hashSourceAndNonce(uint32 _source, uint64 _nonce)
public
pure
returns (bytes32)
{
return keccak256(abi.encodePacked(_source, _nonce));
}
function process(
bytes32 _nonceId,
address _recipient,
uint256 _amount
) public {
processedNonces[_nonceId] = true;
token.mint(_recipient, _amount);
}
function usedNonces(bytes32 _nonceId) external view returns (bool) {
return processedNonces[_nonceId];
}
}
pragma solidity ^0.8.13;
contract MockCircleTokenMessenger is ITokenMessenger {
uint64 public nextNonce = 0;
MockToken token;
constructor(MockToken _token) {
token = _token;
}
function depositForBurn(
uint256 _amount,
uint32,
bytes32,
address _burnToken
) external returns (uint64 _nonce) {
nextNonce = nextNonce + 1;
_nonce = nextNonce;
require(address(token) == _burnToken);
token.transferFrom(msg.sender, address(this), _amount);
token.burn(_amount);
}
function depositForBurnWithCaller(
uint256,
uint32,
bytes32,
address,
bytes32
) external returns (uint64 _nonce) {
nextNonce = nextNonce + 1;
_nonce = nextNonce;
}
}
pragma solidity ^0.8.13;
contract MockMessageDispatcher is IMessageDispatcher {
function dispatchMessage(
uint256 toChainId,
address to,
bytes calldata data
) external returns (bytes32) {
bytes32 messageId = keccak256(abi.encodePacked(toChainId, to, data));
emit MessageDispatched(messageId, msg.sender, toChainId, to, data);
return messageId;
}
}
contract MockMessageExecutor {
event MessageIdExecuted(
uint256 indexed fromChainId,
bytes32 indexed messageId
);
}
pragma solidity >=0.6.11;
contract TestIsm is IInterchainSecurityModule {
uint8 public moduleType = uint8(Types.NULL);
bool verifyResult = true;
function setVerify(bool _verify) public {
verifyResult = _verify;
}
function verify(bytes calldata, bytes calldata) public view returns (bool) {
return verifyResult;
}
}
pragma solidity >=0.8.0;
contract TestPostDispatchHook is AbstractPostDispatchHook {
uint256 public fee = 0;
function hookType() external pure override returns (uint8) {
return uint8(IPostDispatchHook.Types.UNUSED);
}
function supportsMetadata(bytes calldata)
public
pure
override
returns (bool)
{
return true;
}
function setFee(uint256 _fee) external {
fee = _fee;
}
function _postDispatch(
bytes calldata,
bytes calldata
) internal pure override {
}
function _quoteDispatch(
bytes calldata,
bytes calldata
) internal view override returns (uint256) {
return fee;
}
}
pragma solidity ^0.8.0;
contract MockMailbox is Mailbox {
using Message for bytes;
uint32 public inboundUnprocessedNonce = 0;
uint32 public inboundProcessedNonce = 0;
mapping(uint32 => MockMailbox) public remoteMailboxes;
mapping(uint256 => bytes) public inboundMessages;
constructor(uint32 _domain) Mailbox(_domain) {
TestIsm ism = new TestIsm();
defaultIsm = ism;
TestPostDispatchHook hook = new TestPostDispatchHook();
defaultHook = hook;
requiredHook = hook;
_transferOwnership(msg.sender);
_disableInitializers();
}
function addRemoteMailbox(uint32 _domain, MockMailbox _mailbox) external {
remoteMailboxes[_domain] = _mailbox;
}
function dispatch(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata messageBody,
bytes calldata metadata,
IPostDispatchHook hook
) public payable override returns (bytes32) {
bytes memory message = _buildMessage(
destinationDomain,
recipientAddress,
messageBody
);
bytes32 id = super.dispatch(
destinationDomain,
recipientAddress,
messageBody,
metadata,
hook
);
MockMailbox _destinationMailbox = remoteMailboxes[destinationDomain];
require(
address(_destinationMailbox) != address(0),
"Missing remote mailbox"
);
_destinationMailbox.addInboundMessage(message);
return id;
}
function addInboundMessage(bytes calldata message) external {
inboundMessages[inboundUnprocessedNonce] = message;
inboundUnprocessedNonce++;
}
function processNextInboundMessage() public {
bytes memory _message = inboundMessages[inboundProcessedNonce];
Mailbox(address(this)).process("", _message);
inboundProcessedNonce++;
}
}
pragma solidity >=0.8.0;
contract TestInterchainGasPaymaster is InterchainGasPaymaster {
uint256 public constant gasPrice = 10;
constructor() {
initialize(msg.sender, msg.sender);
}
function quoteGasPayment(uint32, uint256 gasAmount)
public
pure
override
returns (uint256)
{
return gasPrice * gasAmount;
}
}
pragma solidity ^0.8.13;
contract MockHyperlaneEnvironment {
uint32 originDomain;
uint32 destinationDomain;
mapping(uint32 => MockMailbox) public mailboxes;
mapping(uint32 => TestInterchainGasPaymaster) public igps;
mapping(uint32 => IInterchainSecurityModule) public isms;
constructor(uint32 _originDomain, uint32 _destinationDomain) {
originDomain = _originDomain;
destinationDomain = _destinationDomain;
MockMailbox originMailbox = new MockMailbox(_originDomain);
MockMailbox destinationMailbox = new MockMailbox(_destinationDomain);
originMailbox.addRemoteMailbox(_destinationDomain, destinationMailbox);
destinationMailbox.addRemoteMailbox(_originDomain, originMailbox);
isms[originDomain] = new TestIsm();
isms[destinationDomain] = new TestIsm();
originMailbox.setDefaultIsm(address(isms[originDomain]));
destinationMailbox.setDefaultIsm(address(isms[destinationDomain]));
igps[originDomain] = new TestInterchainGasPaymaster();
igps[destinationDomain] = new TestInterchainGasPaymaster();
originMailbox.transferOwnership(msg.sender);
destinationMailbox.transferOwnership(msg.sender);
mailboxes[_originDomain] = originMailbox;
mailboxes[_destinationDomain] = destinationMailbox;
}
function processNextPendingMessage() public {
mailboxes[destinationDomain].processNextInboundMessage();
}
function processNextPendingMessageFromDestination() public {
mailboxes[originDomain].processNextInboundMessage();
}
}
pragma solidity ^0.8.13;
contract MockPortalBridge is IPortalTokenBridge {
uint256 nextNonce = 0;
MockToken token;
constructor(MockToken _token) {
token = _token;
}
function transferTokensWithPayload(
address,
uint256 amount,
uint16,
bytes32,
uint32,
bytes memory
) external payable returns (uint64 sequence) {
nextNonce = nextNonce + 1;
token.transferFrom(msg.sender, address(this), amount);
token.burn(amount);
return uint64(nextNonce);
}
function wrappedAsset(uint16, bytes32) external view returns (address) {
return address(token);
}
function isWrappedAsset(address) external pure returns (bool) {
return true;
}
function completeTransferWithPayload(bytes memory encodedVm)
external
returns (bytes memory)
{
(uint32 _originDomain, uint224 _nonce, uint256 _amount) = abi.decode(
encodedVm,
(uint32, uint224, uint256)
);
token.mint(msg.sender, _amount);
return
abi.encode(
TypeCasts.addressToBytes32(address(token)),
adapterData(_originDomain, _nonce, address(token))
);
}
function parseTransferWithPayload(bytes memory encoded)
external
pure
returns (TransferWithPayload memory transfer)
{
(bytes32 tokenAddress, bytes memory payload) = abi.decode(
encoded,
(bytes32, bytes)
);
transfer.payload = payload;
transfer.tokenAddress = tokenAddress;
}
function adapterData(
uint32 _originDomain,
uint224 _nonce,
address _token
) public pure returns (bytes memory) {
return
abi.encode(
_originDomain,
_nonce,
TypeCasts.addressToBytes32(_token)
);
}
function mockPortalVaa(
uint32 _originDomain,
uint224 _nonce,
uint256 _amount
) public pure returns (bytes memory) {
return abi.encode(_originDomain, _nonce, _amount);
}
}
pragma solidity >=0.8.0;
contract ERC20Test is ERC20 {
uint8 public immutable _decimals;
constructor(
string memory name,
string memory symbol,
uint256 totalSupply,
uint8 __decimals
) ERC20(name, symbol) {
_decimals = __decimals;
_mint(msg.sender, totalSupply);
}
function decimals() public view override returns (uint8) {
return _decimals;
}
}
pragma solidity >=0.8.0;
contract ERC721Test is ERC721Enumerable {
constructor(
string memory name,
string memory symbol,
uint256 _mintAmount
) ERC721(name, symbol) {
for (uint256 i = 0; i < _mintAmount; i++) {
_mint(msg.sender, i);
}
}
function _baseURI() internal pure override returns (string memory) {
return "TEST-BASE-URI";
}
}
pragma solidity >=0.8.0;
contract TestRecipient is
Ownable,
IMessageRecipient,
ISpecifiesInterchainSecurityModule
{
IInterchainSecurityModule public interchainSecurityModule;
bytes32 public lastSender;
bytes public lastData;
address public lastCaller;
string public lastCallMessage;
event ReceivedMessage(
uint32 indexed origin,
bytes32 indexed sender,
uint256 indexed value,
string message
);
event ReceivedCall(address indexed caller, uint256 amount, string message);
function handle(
uint32 _origin,
bytes32 _sender,
bytes calldata _data
) external payable virtual override {
emit ReceivedMessage(_origin, _sender, msg.value, string(_data));
lastSender = _sender;
lastData = _data;
}
function fooBar(uint256 amount, string calldata message) external {
emit ReceivedCall(msg.sender, amount, message);
lastCaller = msg.sender;
lastCallMessage = message;
}
function setInterchainSecurityModule(address _ism) external onlyOwner {
interchainSecurityModule = IInterchainSecurityModule(_ism);
}
}
pragma solidity >=0.6.11;
contract LightTestRecipient is TestRecipient {
function handle(
uint32 _origin,
bytes32 _sender,
bytes calldata _data
) external payable override {
}
}
pragma solidity >=0.6.11;
contract TestGasRouter is GasRouter {
constructor(address _mailbox) GasRouter(_mailbox) {}
function dispatch(uint32 _destination, bytes memory _msg) external payable {
_dispatch(_destination, _msg);
}
function _handle(
uint32,
bytes32,
bytes calldata
) internal pure override {}
}
pragma solidity ^0.8.13;
contract TestLiquidityLayerMessageRecipient is ILiquidityLayerMessageRecipient {
event HandledWithTokens(
uint32 origin,
bytes32 sender,
bytes message,
address token,
uint256 amount
);
function handleWithTokens(
uint32 _origin,
bytes32 _sender,
bytes calldata _message,
address _token,
uint256 _amount
) external {
emit HandledWithTokens(_origin, _sender, _message, _token, _amount);
}
}
pragma solidity >=0.8.0;
contract TestMailbox is Mailbox {
using TypeCasts for bytes32;
constructor(uint32 _localDomain) Mailbox(_localDomain) {
_transferOwnership(msg.sender);
}
function testHandle(
uint32 _origin,
bytes32 _sender,
bytes32 _recipient,
bytes calldata _body
) external {
IMessageRecipient(_recipient.bytes32ToAddress()).handle(
_origin,
_sender,
_body
);
}
function buildOutboundMessage(
uint32 destinationDomain,
bytes32 recipientAddress,
bytes calldata body
) external view returns (bytes memory) {
return _buildMessage(destinationDomain, recipientAddress, body);
}
function buildInboundMessage(
uint32 originDomain,
bytes32 recipientAddress,
bytes32 senderAddress,
bytes calldata body
) external view returns (bytes memory) {
return
Message.formatMessage(
VERSION,
nonce,
originDomain,
senderAddress,
localDomain,
recipientAddress,
body
);
}
function updateLatestDispatchedId(bytes32 _id) external {
latestDispatchedId = _id;
}
}
pragma solidity >=0.8.0;
contract TestMerkle {
using MerkleLib for MerkleLib.Tree;
MerkleLib.Tree public tree;
constructor() {}
function insert(bytes32 _node) external {
tree.insert(_node);
}
function branchRoot(
bytes32 _leaf,
bytes32[32] calldata _proof,
uint256 _index
) external pure returns (bytes32 _node) {
return MerkleLib.branchRoot(_leaf, _proof, _index);
}
function count() public view returns (uint256) {
return tree.count;
}
function root() public view returns (bytes32) {
return tree.root();
}
}
pragma solidity >=0.8.0;
contract TestMerkleTreeHook is MerkleTreeHook {
using MerkleLib for MerkleLib.Tree;
constructor(address _mailbox) MerkleTreeHook(_mailbox) {}
function proof() external view returns (bytes32[32] memory) {
bytes32[32] memory _zeroes = MerkleLib.zeroHashes();
uint256 _index = _tree.count - 1;
bytes32[32] memory _proof;
for (uint256 i = 0; i < 32; i++) {
uint256 _ithBit = (_index >> i) & 0x01;
if (_ithBit == 1) {
_proof[i] = _tree.branch[i];
} else {
_proof[i] = _zeroes[i];
}
}
return _proof;
}
function insert(bytes32 _id) external {
_tree.insert(_id);
}
}
pragma solidity >=0.6.11;
contract TestMessage {
using Message for bytes;
function version(bytes calldata _message)
external
pure
returns (uint32 _version)
{
return _message.version();
}
function nonce(bytes calldata _message)
external
pure
returns (uint256 _nonce)
{
return _message.nonce();
}
function body(bytes calldata _message)
external
pure
returns (bytes calldata _body)
{
return _message.body();
}
function origin(bytes calldata _message)
external
pure
returns (uint32 _origin)
{
return _message.origin();
}
function sender(bytes calldata _message)
external
pure
returns (bytes32 _sender)
{
return _message.sender();
}
function destination(bytes calldata _message)
external
pure
returns (uint32 _destination)
{
return _message.destination();
}
function recipient(bytes calldata _message)
external
pure
returns (bytes32 _recipient)
{
return _message.recipient();
}
function recipientAddress(bytes calldata _message)
external
pure
returns (address _recipient)
{
return _message.recipientAddress();
}
function id(bytes calldata _message) external pure returns (bytes32) {
return _message.id();
}
}
pragma solidity ^0.8.13;
contract TestQuery {
InterchainQueryRouter public router;
event Owner(uint256, address);
constructor(address _router) {
router = InterchainQueryRouter(_router);
}
function queryRouterOwner(uint32 domain, uint256 secret) external {
address target = TypeCasts.bytes32ToAddress(router.routers(domain));
CallLib.StaticCallWithCallback[]
memory calls = new CallLib.StaticCallWithCallback[](1);
calls[0] = CallLib.build(
target,
abi.encodeWithSelector(Ownable.owner.selector),
abi.encodeWithSelector(this.receiveRouterOwner.selector, secret)
);
router.query(domain, calls);
}
function receiveRouterOwner(uint256 secret, address owner) external {
require(msg.sender == address(router), "TestQuery: not from router");
emit Owner(secret, owner);
}
}
pragma solidity >=0.8.0;
contract TestQuerySender {
InterchainQueryRouter queryRouter;
address public lastAddressResult;
uint256 public lastUint256Result;
bytes32 public lastBytes32Result;
event ReceivedAddressResult(address result);
event ReceivedUint256Result(uint256 result);
event ReceivedBytes32Result(bytes32 result);
function initialize(address _queryRouterAddress) external {
queryRouter = InterchainQueryRouter(_queryRouterAddress);
}
function queryAddress(
uint32 _destinationDomain,
address _target,
bytes calldata _targetData,
uint256 _gasAmount
) external payable {
queryAndPayFor(
_destinationDomain,
_target,
_targetData,
this.handleQueryAddressResult.selector,
_gasAmount
);
}
function handleQueryAddressResult(address _result) external {
emit ReceivedAddressResult(_result);
lastAddressResult = _result;
}
function queryUint256(
uint32 _destinationDomain,
address _target,
bytes calldata _targetData,
uint256 _gasAmount
) external payable {
queryAndPayFor(
_destinationDomain,
_target,
_targetData,
this.handleQueryUint256Result.selector,
_gasAmount
);
}
function handleQueryUint256Result(uint256 _result) external {
emit ReceivedUint256Result(_result);
lastUint256Result = _result;
}
function queryBytes32(
uint32 _destinationDomain,
address _target,
bytes calldata _targetData,
uint256 _gasAmount
) external payable {
queryAndPayFor(
_destinationDomain,
_target,
_targetData,
this.handleQueryBytes32Result.selector,
_gasAmount
);
}
function handleQueryBytes32Result(bytes32 _result) external {
emit ReceivedBytes32Result(_result);
lastBytes32Result = _result;
}
function queryAndPayFor(
uint32 _destinationDomain,
address _target,
bytes calldata _targetData,
bytes4 _callbackSelector,
uint256
) internal {
queryRouter.query(
_destinationDomain,
_target,
_targetData,
abi.encodePacked(_callbackSelector)
);
}
}
pragma solidity >=0.6.11;
contract TestRouter is Router {
event InitializeOverload();
constructor(address _mailbox) Router(_mailbox) {}
function initialize(address _hook, address _interchainSecurityModule)
public
initializer
{
_MailboxClient_initialize(_hook, _interchainSecurityModule, msg.sender);
}
function _handle(
uint32,
bytes32,
bytes calldata
) internal pure override {}
function isRemoteRouter(uint32 _domain, bytes32 _potentialRemoteRouter)
external
view
returns (bool)
{
return _isRemoteRouter(_domain, _potentialRemoteRouter);
}
function mustHaveRemoteRouter(uint32 _domain)
external
view
returns (bytes32)
{
return _mustHaveRemoteRouter(_domain);
}
function dispatch(uint32 _destination, bytes memory _msg) external payable {
_dispatch(_destination, _msg);
}
}
pragma solidity >=0.8.0;
contract TestSendReceiver is IMessageRecipient {
using TypeCasts for address;
uint256 public constant HANDLE_GAS_AMOUNT = 50_000;
event Handled(bytes32 blockHash);
function dispatchToSelf(
IMailbox _mailbox,
uint32 _destinationDomain,
bytes calldata _messageBody
) external payable {
bytes memory hookMetadata = StandardHookMetadata.formatMetadata(
HANDLE_GAS_AMOUNT,
msg.sender
);
_mailbox.dispatch{value: msg.value}(
_destinationDomain,
address(this).addressToBytes32(),
_messageBody,
hookMetadata
);
}
function dispatchToSelf(
IMailbox _mailbox,
uint32 _destinationDomain,
bytes calldata _messageBody,
IPostDispatchHook hook
) external payable {
bytes memory hookMetadata = StandardHookMetadata.formatMetadata(
HANDLE_GAS_AMOUNT,
msg.sender
);
_mailbox.dispatch{value: msg.value}(
_destinationDomain,
address(this).addressToBytes32(),
_messageBody,
hookMetadata,
hook
);
}
function handle(
uint32,
bytes32,
bytes calldata
) external payable override {
bytes32 blockHash = previousBlockHash();
bool isBlockHashEndIn0 = uint256(blockHash) % 16 == 0;
require(!isBlockHashEndIn0, "block hash ends in 0");
emit Handled(blockHash);
}
function previousBlockHash() internal view returns (bytes32) {
return blockhash(block.number - 1);
}
}
pragma solidity >=0.8.0;
contract TestTokenRecipient is ILiquidityLayerMessageRecipient {
bytes32 public lastSender;
bytes public lastData;
address public lastToken;
uint256 public lastAmount;
address public lastCaller;
string public lastCallMessage;
event ReceivedMessage(
uint32 indexed origin,
bytes32 indexed sender,
string message,
address token,
uint256 amount
);
event ReceivedCall(address indexed caller, uint256 amount, string message);
function handleWithTokens(
uint32 _origin,
bytes32 _sender,
bytes calldata _data,
address _token,
uint256 _amount
) external override {
emit ReceivedMessage(_origin, _sender, string(_data), _token, _amount);
lastSender = _sender;
lastData = _data;
lastToken = _token;
lastAmount = _amount;
}
function fooBar(uint256 amount, string calldata message) external {
emit ReceivedCall(msg.sender, amount, message);
lastCaller = msg.sender;
lastCallMessage = message;
}
}
pragma solidity >=0.8.0;
library TokenMessage {
function format(
bytes32 _recipient,
uint256 _amount,
bytes memory _metadata
) internal pure returns (bytes memory) {
return abi.encodePacked(_recipient, _amount, _metadata);
}
function recipient(bytes calldata message) internal pure returns (bytes32) {
return bytes32(message[0:32]);
}
function amount(bytes calldata message) internal pure returns (uint256) {
return uint256(bytes32(message[32:64]));
}
function tokenId(bytes calldata message) internal pure returns (uint256) {
return amount(message);
}
function metadata(bytes calldata message)
internal
pure
returns (bytes calldata)
{
return message[64:];
}
}
pragma solidity >=0.8.0;
abstract contract TokenRouter is GasRouter {
using TypeCasts for bytes32;
using TypeCasts for address;
using TokenMessage for bytes;
event SentTransferRemote(
uint32 indexed destination,
bytes32 indexed recipient,
uint256 amount
);
event ReceivedTransferRemote(
uint32 indexed origin,
bytes32 indexed recipient,
uint256 amount
);
constructor(address _mailbox) GasRouter(_mailbox) {}
function transferRemote(
uint32 _destination,
bytes32 _recipient,
uint256 _amountOrId
) external payable virtual returns (bytes32 messageId) {
return
_transferRemote(_destination, _recipient, _amountOrId, msg.value);
}
function _transferRemote(
uint32 _destination,
bytes32 _recipient,
uint256 _amountOrId,
uint256 _gasPayment
) internal returns (bytes32 messageId) {
bytes memory metadata = _transferFromSender(_amountOrId);
messageId = _dispatch(
_destination,
_gasPayment,
TokenMessage.format(_recipient, _amountOrId, metadata)
);
emit SentTransferRemote(_destination, _recipient, _amountOrId);
}
function _transferFromSender(uint256 _amountOrId)
internal
virtual
returns (bytes memory metadata);
function balanceOf(address account) external virtual returns (uint256);
function _handle(
uint32 _origin,
bytes32,
bytes calldata _message
) internal virtual override {
bytes32 recipient = _message.recipient();
uint256 amount = _message.amount();
bytes calldata metadata = _message.metadata();
_transferTo(recipient.bytes32ToAddress(), amount, metadata);
emit ReceivedTransferRemote(_origin, recipient, amount);
}
function _transferTo(
address _recipient,
uint256 _amountOrId,
bytes calldata metadata
) internal virtual;
}
pragma solidity >=0.8.0;
contract HypERC20 is ERC20Upgradeable, TokenRouter {
uint8 private immutable _decimals;
constructor(uint8 __decimals, address _mailbox) TokenRouter(_mailbox) {
_decimals = __decimals;
}
function initialize(
uint256 _totalSupply,
string memory _name,
string memory _symbol
) external initializer {
__ERC20_init(_name, _symbol);
_mint(msg.sender, _totalSupply);
}
function decimals() public view override returns (uint8) {
return _decimals;
}
function balanceOf(address _account)
public
view
virtual
override(TokenRouter, ERC20Upgradeable)
returns (uint256)
{
return ERC20Upgradeable.balanceOf(_account);
}
function _transferFromSender(uint256 _amount)
internal
override
returns (bytes memory)
{
_burn(msg.sender, _amount);
return bytes("");
}
function _transferTo(
address _recipient,
uint256 _amount,
bytes calldata
) internal virtual override {
_mint(_recipient, _amount);
}
}
pragma solidity >=0.8.0;
abstract contract FastTokenRouter is TokenRouter {
using TypeCasts for bytes32;
using TokenMessage for bytes;
uint256 public fastTransferId;
mapping(bytes32 => address) filledFastTransfers;
function _handle(
uint32 _origin,
bytes32,
bytes calldata _message
) internal virtual override {
bytes32 recipient = _message.recipient();
uint256 amount = _message.amount();
bytes calldata metadata = _message.metadata();
_transferTo(recipient.bytes32ToAddress(), amount, _origin, metadata);
emit ReceivedTransferRemote(_origin, recipient, amount);
}
function _transferTo(
address _recipient,
uint256 _amount,
uint32 _origin,
bytes calldata _metadata
) internal virtual {
address _tokenRecipient = _getTokenRecipient(
_recipient,
_amount,
_origin,
_metadata
);
_fastTransferTo(_tokenRecipient, _amount);
}
function fillFastTransfer(
address _recipient,
uint256 _amount,
uint256 _fastFee,
uint32 _origin,
uint256 _fastTransferId
) external virtual {
bytes32 filledFastTransfersKey = _getFastTransfersKey(
_origin,
_fastTransferId,
_amount,
_fastFee,
_recipient
);
require(
filledFastTransfers[filledFastTransfersKey] == address(0),
"request already filled"
);
filledFastTransfers[filledFastTransfersKey] = msg.sender;
_fastRecieveFrom(msg.sender, _amount - _fastFee);
_fastTransferTo(_recipient, _amount - _fastFee);
}
function fastTransferRemote(
uint32 _destination,
bytes32 _recipient,
uint256 _amountOrId,
uint256 _fastFee
) public payable virtual returns (bytes32 messageId) {
uint256 _fastTransferId = fastTransferId + 1;
fastTransferId = _fastTransferId;
bytes memory metadata = _fastTransferFromSender(
_amountOrId,
_fastFee,
_fastTransferId
);
messageId = _dispatch(
_destination,
TokenMessage.format(_recipient, _amountOrId, metadata)
);
emit SentTransferRemote(_destination, _recipient, _amountOrId);
}
function _fastTransferFromSender(
uint256 _amount,
uint256 _fastFee,
uint256 _fastTransferId
) internal virtual returns (bytes memory) {
_fastRecieveFrom(msg.sender, _amount);
return abi.encode(_fastFee, _fastTransferId);
}
function _getTokenRecipient(
address _recipient,
uint256 _amount,
uint32 _origin,
bytes calldata _metadata
) internal view returns (address) {
if (_metadata.length == 0) {
return _recipient;
}
(uint256 _fastFee, uint256 _fastTransferId) = abi.decode(
_metadata,
(uint256, uint256)
);
address _fillerAddress = filledFastTransfers[
_getFastTransfersKey(
_origin,
_fastTransferId,
_amount,
_fastFee,
_recipient
)
];
if (_fillerAddress != address(0)) {
return _fillerAddress;
}
return _recipient;
}
function _getFastTransfersKey(
uint32 _origin,
uint256 _fastTransferId,
uint256 _amount,
uint256 _fastFee,
address _recipient
) internal pure returns (bytes32) {
return
keccak256(
abi.encodePacked(
_origin,
_fastTransferId,
_amount,
_fastFee,
_recipient
)
);
}
function _fastTransferTo(address _recipient, uint256 _amount)
internal
virtual;
function _fastRecieveFrom(address _sender, uint256 _amount)
internal
virtual;
}
pragma solidity >=0.8.0;
contract FastHypERC20 is FastTokenRouter, HypERC20 {
constructor(uint8 __decimals, address _mailbox)
HypERC20(__decimals, _mailbox)
{}
function _handle(
uint32 _origin,
bytes32 _sender,
bytes calldata _message
) internal virtual override(FastTokenRouter, TokenRouter) {
FastTokenRouter._handle(_origin, _sender, _message);
}
function _fastTransferTo(address _recipient, uint256 _amount)
internal
override
{
_mint(_recipient, _amount);
}
function _fastRecieveFrom(address _sender, uint256 _amount)
internal
override
{
_burn(_sender, _amount);
}
function balanceOf(address _account)
public
view
virtual
override(HypERC20, TokenRouter)
returns (uint256)
{
return ERC20Upgradeable.balanceOf(_account);
}
}
pragma solidity >=0.8.0;
contract HypERC20Collateral is TokenRouter {
using SafeERC20 for IERC20;
IERC20 public immutable wrappedToken;
constructor(address erc20, address _mailbox) TokenRouter(_mailbox) {
wrappedToken = IERC20(erc20);
}
function balanceOf(address _account)
external
view
override
returns (uint256)
{
return wrappedToken.balanceOf(_account);
}
function _transferFromSender(uint256 _amount)
internal
override
returns (bytes memory)
{
wrappedToken.safeTransferFrom(msg.sender, address(this), _amount);
return bytes("");
}
function _transferTo(
address _recipient,
uint256 _amount,
bytes calldata
) internal virtual override {
wrappedToken.safeTransfer(_recipient, _amount);
}
}
pragma solidity >=0.8.0;
contract FastHypERC20Collateral is FastTokenRouter, HypERC20Collateral {
using SafeERC20 for IERC20;
constructor(address erc20, address _mailbox)
HypERC20Collateral(erc20, _mailbox)
{}
function _handle(
uint32 _origin,
bytes32 _sender,
bytes calldata _message
) internal virtual override(FastTokenRouter, TokenRouter) {
FastTokenRouter._handle(_origin, _sender, _message);
}
function _fastTransferTo(address _recipient, uint256 _amount)
internal
override
{
wrappedToken.safeTransfer(_recipient, _amount);
}
function _fastRecieveFrom(address _sender, uint256 _amount)
internal
override
{
wrappedToken.safeTransferFrom(_sender, address(this), _amount);
}
}
pragma solidity >=0.8.0;
contract HypERC721Collateral is TokenRouter {
IERC721 public immutable wrappedToken;
constructor(address erc721, address _mailbox) TokenRouter(_mailbox) {
wrappedToken = IERC721(erc721);
}
function ownerOf(uint256 _tokenId) external view returns (address) {
return IERC721(wrappedToken).ownerOf(_tokenId);
}
function balanceOf(address _account)
external
view
override
returns (uint256)
{
return IERC721(wrappedToken).balanceOf(_account);
}
function _transferFromSender(uint256 _tokenId)
internal
virtual
override
returns (bytes memory)
{
wrappedToken.transferFrom(msg.sender, address(this), _tokenId);
return bytes("");
}
function _transferTo(
address _recipient,
uint256 _tokenId,
bytes calldata
) internal override {
wrappedToken.safeTransferFrom(address(this), _recipient, _tokenId);
}
}
pragma solidity >=0.8.0;
contract HypERC721URICollateral is HypERC721Collateral {
constructor(address erc721, address _mailbox)
HypERC721Collateral(erc721, _mailbox)
{}
function _transferFromSender(uint256 _tokenId)
internal
override
returns (bytes memory)
{
HypERC721Collateral._transferFromSender(_tokenId);
return
bytes(
IERC721MetadataUpgradeable(address(wrappedToken)).tokenURI(
_tokenId
)
);
}
}
pragma solidity >=0.8.0;
contract HypERC721 is ERC721EnumerableUpgradeable, TokenRouter {
constructor(address _mailbox) TokenRouter(_mailbox) {}
function initialize(
uint256 _mintAmount,
string memory _name,
string memory _symbol
) external initializer {
address owner = msg.sender;
_transferOwnership(owner);
__ERC721_init(_name, _symbol);
for (uint256 i = 0; i < _mintAmount; i++) {
_safeMint(owner, i);
}
}
function balanceOf(address _account)
public
view
virtual
override(TokenRouter, ERC721Upgradeable, IERC721Upgradeable)
returns (uint256)
{
return ERC721Upgradeable.balanceOf(_account);
}
function _transferFromSender(uint256 _tokenId)
internal
virtual
override
returns (bytes memory)
{
require(ownerOf(_tokenId) == msg.sender, "!owner");
_burn(_tokenId);
return bytes("");
}
function _transferTo(
address _recipient,
uint256 _tokenId,
bytes calldata
) internal virtual override {
_safeMint(_recipient, _tokenId);
}
}
pragma solidity >=0.8.0;
contract HypERC721URIStorage is HypERC721, ERC721URIStorageUpgradeable {
constructor(address _mailbox) HypERC721(_mailbox) {}
function balanceOf(address account)
public
view
override(HypERC721, ERC721Upgradeable)
returns (uint256)
{
return HypERC721.balanceOf(account);
}
function _transferFromSender(uint256 _tokenId)
internal
override
returns (bytes memory _tokenURI)
{
_tokenURI = bytes(tokenURI(_tokenId));
HypERC721._transferFromSender(_tokenId);
}
function _transferTo(
address _recipient,
uint256 _tokenId,
bytes calldata _tokenURI
) internal override {
HypERC721._transferTo(_recipient, _tokenId, _tokenURI);
_setTokenURI(_tokenId, string(_tokenURI));
}
function tokenURI(uint256 tokenId)
public
view
override(ERC721Upgradeable, ERC721URIStorageUpgradeable)
returns (string memory)
{
return ERC721URIStorageUpgradeable.tokenURI(tokenId);
}
function _beforeTokenTransfer(
address from,
address to,
uint256 tokenId,
uint256 batchSize
) internal override(ERC721EnumerableUpgradeable, ERC721Upgradeable) {
ERC721EnumerableUpgradeable._beforeTokenTransfer(
from,
to,
tokenId,
batchSize
);
}
function supportsInterface(bytes4 interfaceId)
public
view
override(ERC721EnumerableUpgradeable, ERC721Upgradeable)
returns (bool)
{
return ERC721EnumerableUpgradeable.supportsInterface(interfaceId);
}
function _burn(uint256 tokenId)
internal
override(ERC721URIStorageUpgradeable, ERC721Upgradeable)
{
ERC721URIStorageUpgradeable._burn(tokenId);
}
}
pragma solidity >=0.8.0;
contract HypNative is TokenRouter {
event Donation(address indexed sender, uint256 amount);
constructor(address _mailbox) TokenRouter(_mailbox) {}
function transferRemote(
uint32 _destination,
bytes32 _recipient,
uint256 _amount
) public payable virtual override returns (bytes32 messageId) {
require(msg.value >= _amount, "Native: amount exceeds msg.value");
uint256 gasPayment = msg.value - _amount;
return _transferRemote(_destination, _recipient, _amount, gasPayment);
}
function balanceOf(address _account)
external
view
override
returns (uint256)
{
return _account.balance;
}
function _transferFromSender(uint256)
internal
pure
override
returns (bytes memory)
{
return bytes("");
}
function _transferTo(
address _recipient,
uint256 _amount,
bytes calldata
) internal virtual override {
Address.sendValue(payable(_recipient), _amount);
}
receive() external payable {
emit Donation(msg.sender, msg.value);
}
}
pragma solidity >=0.8.0;
contract HypNativeScaled is HypNative {
uint256 public immutable scale;
constructor(uint256 _scale, address _mailbox) HypNative(_mailbox) {
scale = _scale;
}
function transferRemote(
uint32 _destination,
bytes32 _recipient,
uint256 _amount
) public payable override returns (bytes32 messageId) {
require(msg.value >= _amount, "Native: amount exceeds msg.value");
uint256 gasPayment = msg.value - _amount;
uint256 scaledAmount = _amount / scale;
return
_transferRemote(_destination, _recipient, scaledAmount, gasPayment);
}
function _transferTo(
address _recipient,
uint256 _amount,
bytes calldata metadata
) internal override {
uint256 scaledAmount = _amount * scale;
HypNative._transferTo(_recipient, scaledAmount, metadata);
}
}
pragma solidity ^0.8.0;
pragma solidity ^0.8.0;
pragma solidity ^0.8.0;
pragma solidity >=0.8.0;
interface IRouter {
function domains() external view returns (uint32[] memory);
function routers(uint32 _domain) external view returns (bytes32);
function enrollRemoteRouter(uint32 _domain, bytes32 _router) external;
function enrollRemoteRouters(
uint32[] calldata _domains,
bytes32[] calldata _routers
) external;
}
