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0x44D60c0779c5bBBE771C17c2103e95592F4032E1

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metalstream.eth at txn 0x905ae9f0c1289e8528c84afabc10dca2efa0af835a4286fb9fca6061f803da05

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Latest 3 from a total of 3 transactions

Transaction Hash	Method	Block		From		To
0x2d04e27b8dcd8930b8a1dc4b334f0959f8e603ded49dc7d0b5a252873d084187	Modify KYC Data ...	9423305	2020-02-05 14:59:28	1708 days ago	1580914768	metalstream.eth	IN	0x44D60c07...92F4032E1	0 ETH$0.00	0.0009526	8
0xc080bb16ca2db43e9c5a49dd55ea038a3bbc50204cc132a33ae316f96fc8a7b6	Modify Investor ...	9423285	2020-02-05 14:52:54	1708 days ago	1580914374	metalstream.eth	IN	0x44D60c07...92F4032E1	0 ETH$0.00	0.0017655	8
0x61bccf0d456d900877da62b0b8c83a44d5cf2956d3d4a8f67a47b52a4421bb2e	Modify KYC Data ...	9423283	2020-02-05 14:52:38	1708 days ago	1580914358	metalstream.eth	IN	0x44D60c07...92F4032E1	0 ETH$0.00	0.00225471	8

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Parent Transaction Hash	Block		From		To
0x905ae9f0c1289e8528c84afabc10dca2efa0af835a4286fb9fca6061f803da05	9297446	2020-01-17 7:45:06	1727 days ago	1579247106	0x5fafCFC0...024CA8Fd1		Contract Creation	0 ETH$0.00

This contract may be a proxy contract. Click on More Options and select Is this a proxy? to confirm and enable the "Read as Proxy" & "Write as Proxy" tabs.

Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0x7159A0E6...668169a19
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:

GeneralTransferManagerProxy

Compiler Version

v0.5.8+commit.23d335f2

Optimization Enabled:

Yes with 200 runs

Other Settings:

default evmVersion

Contract Source Code (Solidity)

IDE

/**
 *Submitted for verification at Etherscan.io on 2019-07-20
*/

pragma solidity 0.5.8;

/**
 * @title Proxy
 * @dev Gives the possibility to delegate any call to a foreign implementation.
 */
contract Proxy {
    /**
    * @dev Tells the address of the implementation where every call will be delegated.
    * @return address of the implementation to which it will be delegated
    */
    function _implementation() internal view returns(address);

    /**
    * @dev Fallback function.
    * Implemented entirely in `_fallback`.
    */
    function _fallback() internal {
        _delegate(_implementation());
    }

    /**
    * @dev Fallback function allowing to perform a delegatecall to the given implementation.
    * This function will return whatever the implementation call returns
    */
    function _delegate(address implementation) internal {
        /*solium-disable-next-line security/no-inline-assembly*/
        assembly {
            // Copy msg.data. We take full control of memory in this inline assembly
            // block because it will not return to Solidity code. We overwrite the
            // Solidity scratch pad at memory position 0.
            calldatacopy(0, 0, calldatasize)
            // Call the implementation.
            // out and outsize are 0 because we don't know the size yet.
            let result := delegatecall(gas, implementation, 0, calldatasize, 0, 0)
            // Copy the returned data.
            returndatacopy(0, 0, returndatasize)
            switch result
            // delegatecall returns 0 on error.
            case 0 { revert(0, returndatasize) }
            default { return(0, returndatasize) }
        }
    }

    function() external payable {
        _fallback();
    }
}

/**
 * Utility library of inline functions on addresses
 */
library Address {
    /**
     * Returns whether the target address is a contract
     * @dev This function will return false if invoked during the constructor of a contract,
     * as the code is not actually created until after the constructor finishes.
     * @param account address of the account to check
     * @return whether the target address is a contract
     */
    function isContract(address account) internal view returns (bool) {
        uint256 size;
        // XXX Currently there is no better way to check if there is a contract in an address
        // than to check the size of the code at that address.
        // See https://ethereum.stackexchange.com/a/14016/36603
        // for more details about how this works.
        // TODO Check this again before the Serenity release, because all addresses will be
        // contracts then.
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }
}

/**
 * @title UpgradeabilityProxy
 * @dev This contract represents a proxy where the implementation address to which it will delegate can be upgraded
 */
contract UpgradeabilityProxy is Proxy {
    // Version name of the current implementation
    string internal __version;

    // Address of the current implementation
    address internal __implementation;

    /**
    * @dev This event will be emitted every time the implementation gets upgraded
    * @param _newVersion representing the version name of the upgraded implementation
    * @param _newImplementation representing the address of the upgraded implementation
    */
    event Upgraded(string _newVersion, address indexed _newImplementation);

    /**
    * @dev Upgrades the implementation address
    * @param _newVersion representing the version name of the new implementation to be set
    * @param _newImplementation representing the address of the new implementation to be set
    */
    function _upgradeTo(string memory _newVersion, address _newImplementation) internal {
        require(
            __implementation != _newImplementation && _newImplementation != address(0),
            "Old address is not allowed and implementation address should not be 0x"
        );
        require(Address.isContract(_newImplementation), "Cannot set a proxy implementation to a non-contract address");
        require(bytes(_newVersion).length > 0, "Version should not be empty string");
        require(keccak256(abi.encodePacked(__version)) != keccak256(abi.encodePacked(_newVersion)), "New version equals to current");
        __version = _newVersion;
        __implementation = _newImplementation;
        emit Upgraded(_newVersion, _newImplementation);
    }

}

/**
 * @title OwnedUpgradeabilityProxy
 * @dev This contract combines an upgradeability proxy with basic authorization control functionalities
 */
contract OwnedUpgradeabilityProxy is UpgradeabilityProxy {
    // Owner of the contract
    address private __upgradeabilityOwner;

    /**
    * @dev Event to show ownership has been transferred
    * @param _previousOwner representing the address of the previous owner
    * @param _newOwner representing the address of the new owner
    */
    event ProxyOwnershipTransferred(address _previousOwner, address _newOwner);

    /**
    * @dev Throws if called by any account other than the owner.
    */
    modifier ifOwner() {
        if (msg.sender == _upgradeabilityOwner()) {
            _;
        } else {
            _fallback();
        }
    }

    /**
    * @dev the constructor sets the original owner of the contract to the sender account.
    */
    constructor() public {
        _setUpgradeabilityOwner(msg.sender);
    }

    /**
    * @dev Tells the address of the owner
    * @return the address of the owner
    */
    function _upgradeabilityOwner() internal view returns(address) {
        return __upgradeabilityOwner;
    }

    /**
    * @dev Sets the address of the owner
    */
    function _setUpgradeabilityOwner(address _newUpgradeabilityOwner) internal {
        require(_newUpgradeabilityOwner != address(0), "Address should not be 0x");
        __upgradeabilityOwner = _newUpgradeabilityOwner;
    }

    /**
    * @notice Internal function to provide the address of the implementation contract
    */
    function _implementation() internal view returns(address) {
        return __implementation;
    }

    /**
    * @dev Tells the address of the proxy owner
    * @return the address of the proxy owner
    */
    function proxyOwner() external ifOwner returns(address) {
        return _upgradeabilityOwner();
    }

    /**
    * @dev Tells the version name of the current implementation
    * @return string representing the name of the current version
    */
    function version() external ifOwner returns(string memory) {
        return __version;
    }

    /**
    * @dev Tells the address of the current implementation
    * @return address of the current implementation
    */
    function implementation() external ifOwner returns(address) {
        return _implementation();
    }

    /**
    * @dev Allows the current owner to transfer control of the contract to a newOwner.
    * @param _newOwner The address to transfer ownership to.
    */
    function transferProxyOwnership(address _newOwner) external ifOwner {
        require(_newOwner != address(0), "Address should not be 0x");
        emit ProxyOwnershipTransferred(_upgradeabilityOwner(), _newOwner);
        _setUpgradeabilityOwner(_newOwner);
    }

    /**
    * @dev Allows the upgradeability owner to upgrade the current version of the proxy.
    * @param _newVersion representing the version name of the new implementation to be set.
    * @param _newImplementation representing the address of the new implementation to be set.
    */
    function upgradeTo(string calldata _newVersion, address _newImplementation) external ifOwner {
        _upgradeTo(_newVersion, _newImplementation);
    }

    /**
    * @dev Allows the upgradeability owner to upgrade the current version of the proxy and call the new implementation
    * to initialize whatever is needed through a low level call.
    * @param _newVersion representing the version name of the new implementation to be set.
    * @param _newImplementation representing the address of the new implementation to be set.
    * @param _data represents the msg.data to bet sent in the low level call. This parameter may include the function
    * signature of the implementation to be called with the needed payload
    */
    function upgradeToAndCall(string calldata _newVersion, address _newImplementation, bytes calldata _data) external payable ifOwner {
        _upgradeToAndCall(_newVersion, _newImplementation, _data);
    }

    function _upgradeToAndCall(string memory _newVersion, address _newImplementation, bytes memory _data) internal {
        _upgradeTo(_newVersion, _newImplementation);
        bool success;
        /*solium-disable-next-line security/no-call-value*/
        (success, ) = address(this).call.value(msg.value)(_data);
        require(success, "Fail in executing the function of implementation contract");
    }

}

/**
 * @title It holds the storage variables related to ERC20DividendCheckpoint module
 */
contract ERC20DividendCheckpointStorage {
    // Mapping to token address for each dividend
    mapping(uint256 => address) public dividendTokens;

}

/**
 * @title Holds the storage variable for the DividendCheckpoint modules (i.e ERC20, Ether)
 * @dev abstract contract
 */
contract DividendCheckpointStorage {

    // Address to which reclaimed dividends and withholding tax is sent
    address payable public wallet;
    uint256 public EXCLUDED_ADDRESS_LIMIT = 150;

    struct Dividend {
        uint256 checkpointId;
        uint256 created; // Time at which the dividend was created
        uint256 maturity; // Time after which dividend can be claimed - set to 0 to bypass
        uint256 expiry;  // Time until which dividend can be claimed - after this time any remaining amount can be withdrawn by issuer -
                         // set to very high value to bypass
        uint256 amount; // Dividend amount in WEI
        uint256 claimedAmount; // Amount of dividend claimed so far
        uint256 totalSupply; // Total supply at the associated checkpoint (avoids recalculating this)
        bool reclaimed;  // True if expiry has passed and issuer has reclaimed remaining dividend
        uint256 totalWithheld;
        uint256 totalWithheldWithdrawn;
        mapping (address => bool) claimed; // List of addresses which have claimed dividend
        mapping (address => bool) dividendExcluded; // List of addresses which cannot claim dividends
        mapping (address => uint256) withheld; // Amount of tax withheld from claim
        bytes32 name; // Name/title - used for identification
    }

    // List of all dividends
    Dividend[] public dividends;

    // List of addresses which cannot claim dividends
    address[] public excluded;

    // Mapping from address to withholding tax as a percentage * 10**16
    mapping (address => uint256) public withholdingTax;

    // Total amount of ETH withheld per investor
    mapping(address => uint256) public investorWithheld;

}

/**
 * @title Utility contract to allow pausing and unpausing of certain functions
 */
contract Pausable {
    event Pause(address account);
    event Unpause(address account);

    bool public paused = false;

    /**
    * @notice Modifier to make a function callable only when the contract is not paused.
    */
    modifier whenNotPaused() {
        require(!paused, "Contract is paused");
        _;
    }

    /**
    * @notice Modifier to make a function callable only when the contract is paused.
    */
    modifier whenPaused() {
        require(paused, "Contract is not paused");
        _;
    }

    /**
    * @notice Called by the owner to pause, triggers stopped state
    */
    function _pause() internal whenNotPaused {
        paused = true;
        /*solium-disable-next-line security/no-block-members*/
        emit Pause(msg.sender);
    }

    /**
    * @notice Called by the owner to unpause, returns to normal state
    */
    function _unpause() internal whenPaused {
        paused = false;
        /*solium-disable-next-line security/no-block-members*/
        emit Unpause(msg.sender);
    }

}

/**
 * @title ERC20 interface
 * @dev see https://eips.ethereum.org/EIPS/eip-20
 */
interface IERC20 {
    function transfer(address to, uint256 value) external returns (bool);

    function approve(address spender, uint256 value) external returns (bool);

    function transferFrom(address from, address to, uint256 value) external returns (bool);

    function totalSupply() external view returns (uint256);

    function balanceOf(address who) external view returns (uint256);

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

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

    event Approval(address indexed owner, address indexed spender, uint256 value);
}

/**
 * @title Interface for all security tokens
 */
interface ISecurityToken {
    // Standard ERC20 interface
    function symbol() external view returns (string memory);
    function name() external view returns (string memory);
    function decimals() external view returns(uint8);
    function totalSupply() external view returns(uint256);
    function balanceOf(address owner) external view returns(uint256);
    function allowance(address owner, address spender) external view returns(uint256);
    function transfer(address to, uint256 value) external returns(bool);
    function transferFrom(address from, address to, uint256 value) external returns(bool);
    function approve(address spender, uint256 value) external returns(bool);
    function decreaseAllowance(address spender, uint256 subtractedValue) external returns (bool);
    function increaseAllowance(address spender, uint256 addedValue) external returns (bool);
    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @notice Transfers of securities may fail for a number of reasons. So this function will used to understand the
     * cause of failure by getting the byte value. Which will be the ESC that follows the EIP 1066. ESC can be mapped
     * with a reson string to understand the failure cause, table of Ethereum status code will always reside off-chain
     * @param _to address The address which you want to transfer to
     * @param _value uint256 the amount of tokens to be transferred
     * @param _data The `bytes _data` allows arbitrary data to be submitted alongside the transfer.
     * @return byte Ethereum status code (ESC)
     * @return bytes32 Application specific reason code
     */
    function canTransfer(address _to, uint256 _value, bytes calldata _data) external view returns (byte statusCode, bytes32 reasonCode);

    // Emit at the time when module get added
    event ModuleAdded(
        uint8[] _types,
        bytes32 indexed _name,
        address indexed _moduleFactory,
        address _module,
        uint256 _moduleCost,
        uint256 _budget,
        bytes32 _label,
        bool _archived
    );

    // Emit when the token details get updated
    event UpdateTokenDetails(string _oldDetails, string _newDetails);
    // Emit when the token name get updated
    event UpdateTokenName(string _oldName, string _newName);
    // Emit when the granularity get changed
    event GranularityChanged(uint256 _oldGranularity, uint256 _newGranularity);
    // Emit when is permanently frozen by the issuer
    event FreezeIssuance();
    // Emit when transfers are frozen or unfrozen
    event FreezeTransfers(bool _status);
    // Emit when new checkpoint created
    event CheckpointCreated(uint256 indexed _checkpointId, uint256 _investorLength);
    // Events to log controller actions
    event SetController(address indexed _oldController, address indexed _newController);
    //Event emit when the global treasury wallet address get changed
    event TreasuryWalletChanged(address _oldTreasuryWallet, address _newTreasuryWallet);
    event DisableController();
    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
    event TokenUpgraded(uint8 _major, uint8 _minor, uint8 _patch);

    // Emit when Module get archived from the securityToken
    event ModuleArchived(uint8[] _types, address _module); //Event emitted by the tokenLib.
    // Emit when Module get unarchived from the securityToken
    event ModuleUnarchived(uint8[] _types, address _module); //Event emitted by the tokenLib.
    // Emit when Module get removed from the securityToken
    event ModuleRemoved(uint8[] _types, address _module); //Event emitted by the tokenLib.
    // Emit when the budget allocated to a module is changed
    event ModuleBudgetChanged(uint8[] _moduleTypes, address _module, uint256 _oldBudget, uint256 _budget); //Event emitted by the tokenLib.

    // Transfer Events
    event TransferByPartition(
        bytes32 indexed _fromPartition,
        address _operator,
        address indexed _from,
        address indexed _to,
        uint256 _value,
        bytes _data,
        bytes _operatorData
    );

    // Operator Events
    event AuthorizedOperator(address indexed operator, address indexed tokenHolder);
    event RevokedOperator(address indexed operator, address indexed tokenHolder);
    event AuthorizedOperatorByPartition(bytes32 indexed partition, address indexed operator, address indexed tokenHolder);
    event RevokedOperatorByPartition(bytes32 indexed partition, address indexed operator, address indexed tokenHolder);

    // Issuance / Redemption Events
    event IssuedByPartition(bytes32 indexed partition, address indexed to, uint256 value, bytes data);
    event RedeemedByPartition(bytes32 indexed partition, address indexed operator, address indexed from, uint256 value, bytes data, bytes operatorData);

    // Document Events
    event DocumentRemoved(bytes32 indexed _name, string _uri, bytes32 _documentHash);
    event DocumentUpdated(bytes32 indexed _name, string _uri, bytes32 _documentHash);

    // Controller Events
    event ControllerTransfer(
        address _controller,
        address indexed _from,
        address indexed _to,
        uint256 _value,
        bytes _data,
        bytes _operatorData
    );

    event ControllerRedemption(
        address _controller,
        address indexed _tokenHolder,
        uint256 _value,
        bytes _data,
        bytes _operatorData
    );

    // Issuance / Redemption Events
    event Issued(address indexed _operator, address indexed _to, uint256 _value, bytes _data);
    event Redeemed(address indexed _operator, address indexed _from, uint256 _value, bytes _data);

    /**
     * @notice Initialization function
     * @dev Expected to be called atomically with the proxy being created, by the owner of the token
     * @dev Can only be called once
     */
    function initialize(address _getterDelegate) external;

    /**
     * @notice The standard provides an on-chain function to determine whether a transfer will succeed,
     * and return details indicating the reason if the transfer is not valid.
     * @param _from The address from whom the tokens get transferred.
     * @param _to The address to which to transfer tokens to.
     * @param _partition The partition from which to transfer tokens
     * @param _value The amount of tokens to transfer from `_partition`
     * @param _data Additional data attached to the transfer of tokens
     * @return ESC (Ethereum Status Code) following the EIP-1066 standard
     * @return Application specific reason codes with additional details
     * @return The partition to which the transferred tokens were allocated for the _to address
     */
    function canTransferByPartition(
        address _from,
        address _to,
        bytes32 _partition,
        uint256 _value,
        bytes calldata _data
    )
        external
        view
        returns (byte statusCode, bytes32 reasonCode, bytes32 partition);

    /**
     * @notice Transfers of securities may fail for a number of reasons. So this function will used to understand the
     * cause of failure by getting the byte value. Which will be the ESC that follows the EIP 1066. ESC can be mapped
     * with a reson string to understand the failure cause, table of Ethereum status code will always reside off-chain
     * @param _from address The address which you want to send tokens from
     * @param _to address The address which you want to transfer to
     * @param _value uint256 the amount of tokens to be transferred
     * @param _data The `bytes _data` allows arbitrary data to be submitted alongside the transfer.
     * @return byte Ethereum status code (ESC)
     * @return bytes32 Application specific reason code
     */
    function canTransferFrom(address _from, address _to, uint256 _value, bytes calldata _data) external view returns (byte statusCode, bytes32 reasonCode);

    /**
     * @notice Used to attach a new document to the contract, or update the URI or hash of an existing attached document
     * @dev Can only be executed by the owner of the contract.
     * @param _name Name of the document. It should be unique always
     * @param _uri Off-chain uri of the document from where it is accessible to investors/advisors to read.
     * @param _documentHash hash (of the contents) of the document.
     */
    function setDocument(bytes32 _name, string calldata _uri, bytes32 _documentHash) external;

    /**
     * @notice Used to remove an existing document from the contract by giving the name of the document.
     * @dev Can only be executed by the owner of the contract.
     * @param _name Name of the document. It should be unique always
     */
    function removeDocument(bytes32 _name) external;

    /**
     * @notice Used to return the details of a document with a known name (`bytes32`).
     * @param _name Name of the document
     * @return string The URI associated with the document.
     * @return bytes32 The hash (of the contents) of the document.
     * @return uint256 the timestamp at which the document was last modified.
     */
    function getDocument(bytes32 _name) external view returns (string memory documentUri, bytes32 documentHash, uint256 documentTime);

    /**
     * @notice Used to retrieve a full list of documents attached to the smart contract.
     * @return bytes32 List of all documents names present in the contract.
     */
    function getAllDocuments() external view returns (bytes32[] memory documentNames);

    /**
     * @notice In order to provide transparency over whether `controllerTransfer` / `controllerRedeem` are useable
     * or not `isControllable` function will be used.
     * @dev If `isControllable` returns `false` then it always return `false` and
     * `controllerTransfer` / `controllerRedeem` will always revert.
     * @return bool `true` when controller address is non-zero otherwise return `false`.
     */
    function isControllable() external view returns (bool controlled);

    /**
     * @notice Checks if an address is a module of certain type
     * @param _module Address to check
     * @param _type type to check against
     */
    function isModule(address _module, uint8 _type) external view returns(bool isValid);

    /**
     * @notice This function must be called to increase the total supply (Corresponds to mint function of ERC20).
     * @dev It only be called by the token issuer or the operator defined by the issuer. ERC1594 doesn't have
     * have the any logic related to operator but its superset ERC1400 have the operator logic and this function
     * is allowed to call by the operator.
     * @param _tokenHolder The account that will receive the created tokens (account should be whitelisted or KYCed).
     * @param _value The amount of tokens need to be issued
     * @param _data The `bytes _data` allows arbitrary data to be submitted alongside the transfer.
     */
    function issue(address _tokenHolder, uint256 _value, bytes calldata _data) external;

    /**
     * @notice issue new tokens and assigns them to the target _tokenHolder.
     * @dev Can only be called by the issuer or STO attached to the token.
     * @param _tokenHolders A list of addresses to whom the minted tokens will be dilivered
     * @param _values A list of number of tokens get minted and transfer to corresponding address of the investor from _tokenHolders[] list
     * @return success
     */
    function issueMulti(address[] calldata _tokenHolders, uint256[] calldata _values) external;

    /**
     * @notice Increases totalSupply and the corresponding amount of the specified owners partition
     * @param _partition The partition to allocate the increase in balance
     * @param _tokenHolder The token holder whose balance should be increased
     * @param _value The amount by which to increase the balance
     * @param _data Additional data attached to the minting of tokens
     */
    function issueByPartition(bytes32 _partition, address _tokenHolder, uint256 _value, bytes calldata _data) external;

    /**
     * @notice Decreases totalSupply and the corresponding amount of the specified partition of msg.sender
     * @param _partition The partition to allocate the decrease in balance
     * @param _value The amount by which to decrease the balance
     * @param _data Additional data attached to the burning of tokens
     */
    function redeemByPartition(bytes32 _partition, uint256 _value, bytes calldata _data) external;

    /**
     * @notice This function redeem an amount of the token of a msg.sender. For doing so msg.sender may incentivize
     * using different ways that could be implemented with in the `redeem` function definition. But those implementations
     * are out of the scope of the ERC1594.
     * @param _value The amount of tokens need to be redeemed
     * @param _data The `bytes _data` it can be used in the token contract to authenticate the redemption.
     */
    function redeem(uint256 _value, bytes calldata _data) external;

    /**
     * @notice This function redeem an amount of the token of a msg.sender. For doing so msg.sender may incentivize
     * using different ways that could be implemented with in the `redeem` function definition. But those implementations
     * are out of the scope of the ERC1594.
     * @dev It is analogy to `transferFrom`
     * @param _tokenHolder The account whose tokens gets redeemed.
     * @param _value The amount of tokens need to be redeemed
     * @param _data The `bytes _data` it can be used in the token contract to authenticate the redemption.
     */
    function redeemFrom(address _tokenHolder, uint256 _value, bytes calldata _data) external;

    /**
     * @notice Decreases totalSupply and the corresponding amount of the specified partition of tokenHolder
     * @dev This function can only be called by the authorised operator.
     * @param _partition The partition to allocate the decrease in balance.
     * @param _tokenHolder The token holder whose balance should be decreased
     * @param _value The amount by which to decrease the balance
     * @param _data Additional data attached to the burning of tokens
     * @param _operatorData Additional data attached to the transfer of tokens by the operator
     */
    function operatorRedeemByPartition(
        bytes32 _partition,
        address _tokenHolder,
        uint256 _value,
        bytes calldata _data,
        bytes calldata _operatorData
    ) external;

    /**
     * @notice Validate permissions with PermissionManager if it exists, If no Permission return false
     * @dev Note that IModule withPerm will allow ST owner all permissions anyway
     * @dev this allows individual modules to override this logic if needed (to not allow ST owner all permissions)
     * @param _delegate address of delegate
     * @param _module address of PermissionManager module
     * @param _perm the permissions
     * @return success
     */
    function checkPermission(address _delegate, address _module, bytes32 _perm) external view returns(bool hasPermission);

    /**
     * @notice Returns module list for a module type
     * @param _module Address of the module
     * @return bytes32 Name
     * @return address Module address
     * @return address Module factory address
     * @return bool Module archived
     * @return uint8 Array of module types
     * @return bytes32 Module label
     */
    function getModule(address _module) external view returns (bytes32 moduleName, address moduleAddress, address factoryAddress, bool isArchived, uint8[] memory moduleTypes, bytes32 moduleLabel);

    /**
     * @notice Returns module list for a module name
     * @param _name Name of the module
     * @return address[] List of modules with this name
     */
    function getModulesByName(bytes32 _name) external view returns(address[] memory modules);

    /**
     * @notice Returns module list for a module type
     * @param _type Type of the module
     * @return address[] List of modules with this type
     */
    function getModulesByType(uint8 _type) external view returns(address[] memory modules);

    /**
     * @notice use to return the global treasury wallet
     */
    function getTreasuryWallet() external view returns(address treasuryWallet);

    /**
     * @notice Queries totalSupply at a specified checkpoint
     * @param _checkpointId Checkpoint ID to query as of
     */
    function totalSupplyAt(uint256 _checkpointId) external view returns(uint256 supply);

    /**
     * @notice Queries balance at a specified checkpoint
     * @param _investor Investor to query balance for
     * @param _checkpointId Checkpoint ID to query as of
     */
    function balanceOfAt(address _investor, uint256 _checkpointId) external view returns(uint256 balance);

    /**
     * @notice Creates a checkpoint that can be used to query historical balances / totalSuppy
     */
    function createCheckpoint() external returns(uint256 checkpointId);

    /**
     * @notice Gets list of times that checkpoints were created
     * @return List of checkpoint times
     */
    function getCheckpointTimes() external view returns(uint256[] memory checkpointTimes);

    /**
     * @notice returns an array of investors
     * NB - this length may differ from investorCount as it contains all investors that ever held tokens
     * @return list of addresses
     */
    function getInvestors() external view returns(address[] memory investors);

    /**
     * @notice returns an array of investors at a given checkpoint
     * NB - this length may differ from investorCount as it contains all investors that ever held tokens
     * @param _checkpointId Checkpoint id at which investor list is to be populated
     * @return list of investors
     */
    function getInvestorsAt(uint256 _checkpointId) external view returns(address[] memory investors);

    /**
     * @notice returns an array of investors with non zero balance at a given checkpoint
     * @param _checkpointId Checkpoint id at which investor list is to be populated
     * @param _start Position of investor to start iteration from
     * @param _end Position of investor to stop iteration at
     * @return list of investors
     */
    function getInvestorsSubsetAt(uint256 _checkpointId, uint256 _start, uint256 _end) external view returns(address[] memory investors);

    /**
     * @notice generates subset of investors
     * NB - can be used in batches if investor list is large
     * @param _start Position of investor to start iteration from
     * @param _end Position of investor to stop iteration at
     * @return list of investors
     */
    function iterateInvestors(uint256 _start, uint256 _end) external view returns(address[] memory investors);

    /**
     * @notice Gets current checkpoint ID
     * @return Id
     */
    function currentCheckpointId() external view returns(uint256 checkpointId);

    /**
     * @notice Determines whether `_operator` is an operator for all partitions of `_tokenHolder`
     * @param _operator The operator to check
     * @param _tokenHolder The token holder to check
     * @return Whether the `_operator` is an operator for all partitions of `_tokenHolder`
     */
    function isOperator(address _operator, address _tokenHolder) external view returns (bool isValid);

    /**
     * @notice Determines whether `_operator` is an operator for a specified partition of `_tokenHolder`
     * @param _partition The partition to check
     * @param _operator The operator to check
     * @param _tokenHolder The token holder to check
     * @return Whether the `_operator` is an operator for a specified partition of `_tokenHolder`
     */
    function isOperatorForPartition(bytes32 _partition, address _operator, address _tokenHolder) external view returns (bool isValid);

    /**
     * @notice Return all partitions
     * @param _tokenHolder Whom balance need to queried
     * @return List of partitions
     */
    function partitionsOf(address _tokenHolder) external view returns (bytes32[] memory partitions);

    /**
     * @notice Gets data store address
     * @return data store address
     */
    function dataStore() external view returns (address dataStoreAddress);

    /**
    * @notice Allows owner to change data store
    * @param _dataStore Address of the token data store
    */
    function changeDataStore(address _dataStore) external;


    /**
     * @notice Allows to change the treasury wallet address
     * @param _wallet Ethereum address of the treasury wallet
     */
    function changeTreasuryWallet(address _wallet) external;

    /**
     * @notice Allows the owner to withdraw unspent POLY stored by them on the ST or any ERC20 token.
     * @dev Owner can transfer POLY to the ST which will be used to pay for modules that require a POLY fee.
     * @param _tokenContract Address of the ERC20Basic compliance token
     * @param _value Amount of POLY to withdraw
     */
    function withdrawERC20(address _tokenContract, uint256 _value) external;

    /**
    * @notice Allows owner to increase/decrease POLY approval of one of the modules
    * @param _module Module address
    * @param _change Change in allowance
    * @param _increase True if budget has to be increased, false if decrease
    */
    function changeModuleBudget(address _module, uint256 _change, bool _increase) external;

    /**
     * @notice Changes the tokenDetails
     * @param _newTokenDetails New token details
     */
    function updateTokenDetails(string calldata _newTokenDetails) external;

    /**
    * @notice Allows owner to change token name
    * @param _name new name of the token
    */
    function changeName(string calldata _name) external;

    /**
    * @notice Allows the owner to change token granularity
    * @param _granularity Granularity level of the token
    */
    function changeGranularity(uint256 _granularity) external;

    /**
     * @notice Freezes all the transfers
     */
    function freezeTransfers() external;

    /**
     * @notice Un-freezes all the transfers
     */
    function unfreezeTransfers() external;

    /**
     * @notice Permanently freeze issuance of this security token.
     * @dev It MUST NOT be possible to increase `totalSuppy` after this function is called.
     */
    function freezeIssuance(bytes calldata _signature) external;

    /**
      * @notice Attachs a module to the SecurityToken
      * @dev  E.G.: On deployment (through the STR) ST gets a TransferManager module attached to it
      * @dev to control restrictions on transfers.
      * @param _moduleFactory is the address of the module factory to be added
      * @param _data is data packed into bytes used to further configure the module (See STO usage)
      * @param _maxCost max amount of POLY willing to pay to the module.
      * @param _budget max amount of ongoing POLY willing to assign to the module.
      * @param _label custom module label.
      * @param _archived whether to add the module as an archived module
      */
    function addModuleWithLabel(
        address _moduleFactory,
        bytes calldata _data,
        uint256 _maxCost,
        uint256 _budget,
        bytes32 _label,
        bool _archived
    ) external;

    /**
     * @notice Function used to attach a module to the security token
     * @dev  E.G.: On deployment (through the STR) ST gets a TransferManager module attached to it
     * @dev to control restrictions on transfers.
     * @dev You are allowed to add a new moduleType if:
     * @dev - there is no existing module of that type yet added
     * @dev - the last member of the module list is replacable
     * @param _moduleFactory is the address of the module factory to be added
     * @param _data is data packed into bytes used to further configure the module (See STO usage)
     * @param _maxCost max amount of POLY willing to pay to module. (WIP)
     * @param _budget max amount of ongoing POLY willing to assign to the module.
     * @param _archived whether to add the module as an archived module
     */
    function addModule(address _moduleFactory, bytes calldata _data, uint256 _maxCost, uint256 _budget, bool _archived) external;

    /**
    * @notice Archives a module attached to the SecurityToken
    * @param _module address of module to archive
    */
    function archiveModule(address _module) external;

    /**
    * @notice Unarchives a module attached to the SecurityToken
    * @param _module address of module to unarchive
    */
    function unarchiveModule(address _module) external;

    /**
    * @notice Removes a module attached to the SecurityToken
    * @param _module address of module to archive
    */
    function removeModule(address _module) external;

    /**
     * @notice Used by the issuer to set the controller addresses
     * @param _controller address of the controller
     */
    function setController(address _controller) external;

    /**
     * @notice This function allows an authorised address to transfer tokens between any two token holders.
     * The transfer must still respect the balances of the token holders (so the transfer must be for at most
     * `balanceOf(_from)` tokens) and potentially also need to respect other transfer restrictions.
     * @dev This function can only be executed by the `controller` address.
     * @param _from Address The address which you want to send tokens from
     * @param _to Address The address which you want to transfer to
     * @param _value uint256 the amount of tokens to be transferred
     * @param _data data to validate the transfer. (It is not used in this reference implementation
     * because use of `_data` parameter is implementation specific).
     * @param _operatorData data attached to the transfer by controller to emit in event. (It is more like a reason string
     * for calling this function (aka force transfer) which provides the transparency on-chain).
     */
    function controllerTransfer(address _from, address _to, uint256 _value, bytes calldata _data, bytes calldata _operatorData) external;

    /**
     * @notice This function allows an authorised address to redeem tokens for any token holder.
     * The redemption must still respect the balances of the token holder (so the redemption must be for at most
     * `balanceOf(_tokenHolder)` tokens) and potentially also need to respect other transfer restrictions.
     * @dev This function can only be executed by the `controller` address.
     * @param _tokenHolder The account whose tokens will be redeemed.
     * @param _value uint256 the amount of tokens need to be redeemed.
     * @param _data data to validate the transfer. (It is not used in this reference implementation
     * because use of `_data` parameter is implementation specific).
     * @param _operatorData data attached to the transfer by controller to emit in event. (It is more like a reason string
     * for calling this function (aka force transfer) which provides the transparency on-chain).
     */
    function controllerRedeem(address _tokenHolder, uint256 _value, bytes calldata _data, bytes calldata _operatorData) external;

    /**
     * @notice Used by the issuer to permanently disable controller functionality
     * @dev enabled via feature switch "disableControllerAllowed"
     */
    function disableController(bytes calldata _signature) external;

    /**
     * @notice Used to get the version of the securityToken
     */
    function getVersion() external view returns(uint8[] memory version);

    /**
     * @notice Gets the investor count
     */
    function getInvestorCount() external view returns(uint256 investorCount);

    /**
     * @notice Gets the holder count (investors with non zero balance)
     */
    function holderCount() external view returns(uint256 count);

    /**
      * @notice Overloaded version of the transfer function
      * @param _to receiver of transfer
      * @param _value value of transfer
      * @param _data data to indicate validation
      * @return bool success
      */
    function transferWithData(address _to, uint256 _value, bytes calldata _data) external;

    /**
      * @notice Overloaded version of the transferFrom function
      * @param _from sender of transfer
      * @param _to receiver of transfer
      * @param _value value of transfer
      * @param _data data to indicate validation
      * @return bool success
      */
    function transferFromWithData(address _from, address _to, uint256 _value, bytes calldata _data) external;

    /**
     * @notice Transfers the ownership of tokens from a specified partition from one address to another address
     * @param _partition The partition from which to transfer tokens
     * @param _to The address to which to transfer tokens to
     * @param _value The amount of tokens to transfer from `_partition`
     * @param _data Additional data attached to the transfer of tokens
     * @return The partition to which the transferred tokens were allocated for the _to address
     */
    function transferByPartition(bytes32 _partition, address _to, uint256 _value, bytes calldata _data) external returns (bytes32 partition);

    /**
     * @notice Get the balance according to the provided partitions
     * @param _partition Partition which differentiate the tokens.
     * @param _tokenHolder Whom balance need to queried
     * @return Amount of tokens as per the given partitions
     */
    function balanceOfByPartition(bytes32 _partition, address _tokenHolder) external view returns(uint256 balance);

    /**
      * @notice Provides the granularity of the token
      * @return uint256
      */
    function granularity() external view returns(uint256 granularityAmount);

    /**
      * @notice Provides the address of the polymathRegistry
      * @return address
      */
    function polymathRegistry() external view returns(address registryAddress);

    /**
    * @notice Upgrades a module attached to the SecurityToken
    * @param _module address of module to archive
    */
    function upgradeModule(address _module) external;

    /**
    * @notice Upgrades security token
    */
    function upgradeToken() external;

    /**
     * @notice A security token issuer can specify that issuance has finished for the token
     * (i.e. no new tokens can be minted or issued).
     * @dev If a token returns FALSE for `isIssuable()` then it MUST always return FALSE in the future.
     * If a token returns FALSE for `isIssuable()` then it MUST never allow additional tokens to be issued.
     * @return bool `true` signifies the minting is allowed. While `false` denotes the end of minting
     */
    function isIssuable() external view returns (bool issuable);

    /**
     * @notice Authorises an operator for all partitions of `msg.sender`.
     * NB - Allowing investors to authorize an investor to be an operator of all partitions
     * but it doesn't mean we operator is allowed to transfer the LOCKED partition values.
     * Logic for this restriction is written in `operatorTransferByPartition()` function.
     * @param _operator An address which is being authorised.
     */
    function authorizeOperator(address _operator) external;

    /**
     * @notice Revokes authorisation of an operator previously given for all partitions of `msg.sender`.
     * NB - Allowing investors to authorize an investor to be an operator of all partitions
     * but it doesn't mean we operator is allowed to transfer the LOCKED partition values.
     * Logic for this restriction is written in `operatorTransferByPartition()` function.
     * @param _operator An address which is being de-authorised
     */
    function revokeOperator(address _operator) external;

    /**
     * @notice Authorises an operator for a given partition of `msg.sender`
     * @param _partition The partition to which the operator is authorised
     * @param _operator An address which is being authorised
     */
    function authorizeOperatorByPartition(bytes32 _partition, address _operator) external;

    /**
     * @notice Revokes authorisation of an operator previously given for a specified partition of `msg.sender`
     * @param _partition The partition to which the operator is de-authorised
     * @param _operator An address which is being de-authorised
     */
    function revokeOperatorByPartition(bytes32 _partition, address _operator) external;

    /**
     * @notice Transfers the ownership of tokens from a specified partition from one address to another address
     * @param _partition The partition from which to transfer tokens.
     * @param _from The address from which to transfer tokens from
     * @param _to The address to which to transfer tokens to
     * @param _value The amount of tokens to transfer from `_partition`
     * @param _data Additional data attached to the transfer of tokens
     * @param _operatorData Additional data attached to the transfer of tokens by the operator
     * @return The partition to which the transferred tokens were allocated for the _to address
     */
    function operatorTransferByPartition(
        bytes32 _partition,
        address _from,
        address _to,
        uint256 _value,
        bytes calldata _data,
        bytes calldata _operatorData
    )
        external
        returns (bytes32 partition);

    /*
    * @notice Returns if transfers are currently frozen or not
    */
    function transfersFrozen() external view returns (bool isFrozen);

    /**
     * @dev Allows the current owner to transfer control of the contract to a newOwner.
     * @param newOwner The address to transfer ownership to.
     */
    function transferOwnership(address newOwner) external;

    /**
     * @return true if `msg.sender` is the owner of the contract.
     */
    function isOwner() external view returns (bool);

    /**
     * @return the address of the owner.
     */
    function owner() external view returns (address ownerAddress);

    function controller() external view returns(address controllerAddress);

    function moduleRegistry() external view returns(address moduleRegistryAddress);

    function securityTokenRegistry() external view returns(address securityTokenRegistryAddress);

    function polyToken() external view returns(address polyTokenAddress);

    function tokenFactory() external view returns(address tokenFactoryAddress);

    function getterDelegate() external view returns(address delegate);

    function controllerDisabled() external view returns(bool isDisabled);

    function initialized() external view returns(bool isInitialized);

    function tokenDetails() external view returns(string memory details);

    function updateFromRegistry() external;

}

/**
 * @title Storage for Module contract
 * @notice Contract is abstract
 */
contract ModuleStorage {
    address public factory;

    ISecurityToken public securityToken;

    // Permission flag
    bytes32 public constant ADMIN = "ADMIN";
    bytes32 public constant OPERATOR = "OPERATOR";

    bytes32 internal constant TREASURY = 0xaae8817359f3dcb67d050f44f3e49f982e0359d90ca4b5f18569926304aaece6; // keccak256(abi.encodePacked("TREASURY_WALLET"))

    IERC20 public polyToken;

    /**
     * @notice Constructor
     * @param _securityToken Address of the security token
     * @param _polyAddress Address of the polytoken
     */
    constructor(address _securityToken, address _polyAddress) public {
        securityToken = ISecurityToken(_securityToken);
        factory = msg.sender;
        polyToken = IERC20(_polyAddress);
    }

}

/**
 * @title Transfer Manager module for core transfer validation functionality
 */
contract ERC20DividendCheckpointProxy is ERC20DividendCheckpointStorage, DividendCheckpointStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {
    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor(
        string memory _version,
        address _securityToken,
        address _polyAddress,
        address _implementation
    )
        public
        ModuleStorage(_securityToken, _polyAddress)
    {
        require(_implementation != address(0), "Implementation address should not be 0x");
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Transfer Manager module for core transfer validation functionality
 */
contract EtherDividendCheckpointProxy is DividendCheckpointStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {
    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor (
        string memory _version,
        address _securityToken,
        address _polyAddress,
        address _implementation
    )
        public
        ModuleStorage(_securityToken, _polyAddress)
    {
        require(_implementation != address(0), "Implementation address should not be 0x");
        _upgradeTo(_version, _implementation);
    }

}

contract PLCRVotingCheckpointStorage {

    enum Stage { PREP, COMMIT, REVEAL, RESOLVED }

    struct Ballot {
        uint256 checkpointId; // Checkpoint At which ballot created
        uint256 quorum;       // Should be a multiple of 10 ** 16
        uint64 commitDuration; // no. of seconds the commit stage will live
        uint64 revealDuration; // no. of seconds the reveal stage will live
        uint64 startTime;       // Timestamp at which ballot will come into effect
        uint24 totalProposals;  // Count of proposals allowed for a given ballot
        uint32 totalVoters;     // Count of voters who vote for the given ballot
        bool isActive;          // flag used to turn off/on the ballot
        mapping(uint256 => uint256) proposalToVotes; // Mapping for proposal to total weight collected by the proposal
        mapping(address => Vote) investorToProposal; // mapping for storing vote details of a voter
        mapping(address => bool) exemptedVoters; // Mapping for blacklist voters
    }

    struct Vote {
        uint256 voteOption;
        bytes32 secretVote;
    }

    Ballot[] ballots;
}

contract VotingCheckpointStorage {

    mapping(address => uint256) defaultExemptIndex;
    address[] defaultExemptedVoters;

}

/**
 * @title Voting module for governance
 */
contract PLCRVotingCheckpointProxy is PLCRVotingCheckpointStorage, VotingCheckpointStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {
    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor(
        string memory _version,
        address _securityToken,
        address _polyAddress,
        address _implementation
    )
        public
        ModuleStorage(_securityToken, _polyAddress)
    {
        require(_implementation != address(0), "Implementation address should not be 0x");
        _upgradeTo(_version, _implementation);
    }

}

contract WeightedVoteCheckpointStorage {

    struct Ballot {
        uint256 checkpointId; // Checkpoint At which ballot created
        uint256 quorum;       // Should be a multiple of 10 ** 16
        uint64 startTime;      // Timestamp at which ballot will come into effect
        uint64 endTime;         // Timestamp at which ballot will no more into effect
        uint64 totalProposals;  // Count of proposals allowed for a given ballot
        uint56 totalVoters;     // Count of voters who vote for the given ballot
        bool isActive;          // flag used to turn off/on the ballot
        mapping(uint256 => uint256) proposalToVotes;  // Mapping for proposal to total weight collected by the proposal
        mapping(address => uint256) investorToProposal; // mapping for storing vote details of a voter
        mapping(address => bool) exemptedVoters; // Mapping for blacklist voters
    }

    Ballot[] ballots;
}

/**
 * @title Voting module for governance
 */
contract WeightedVoteCheckpointProxy is WeightedVoteCheckpointStorage, VotingCheckpointStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {
    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor(
        string memory _version,
        address _securityToken,
        address _polyAddress,
        address _implementation
    )
        public
        ModuleStorage(_securityToken, _polyAddress)
    {
        require(_implementation != address(0), "Implementation address should not be 0x");
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Helps contracts guard against reentrancy attacks.
 * @author Remco Bloemen <remco@2π.com>, Eenae <[email protected]>
 * @dev If you mark a function `nonReentrant`, you should also
 * mark it `external`.
 */
contract ReentrancyGuard {
    /// @dev counter to allow mutex lock with only one SSTORE operation
    uint256 private _guardCounter;

    constructor () internal {
        // The counter starts at one to prevent changing it from zero to a non-zero
        // value, which is a more expensive operation.
        _guardCounter = 1;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and make it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        _guardCounter += 1;
        uint256 localCounter = _guardCounter;
        _;
        require(localCounter == _guardCounter);
    }
}

/**
 * @title Contract used to store layout for the GeneralPermissionManager storage
 */
contract GeneralPermissionManagerStorage {

    // Mapping used to hold the permissions on the modules provided to delegate, module add => delegate add => permission bytes32 => bool
    mapping (address => mapping (address => mapping (bytes32 => bool))) public perms;
    // Mapping hold the delagate details
    mapping (address => bytes32) public delegateDetails;
    // Array to track all delegates
    address[] public allDelegates;

}

/**
 * @title GeneralPermissionManager module Proxy
 */
contract GeneralPermissionManagerProxy is GeneralPermissionManagerStorage, ModuleStorage, Pausable, ReentrancyGuard, OwnedUpgradeabilityProxy {

    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor (
        string memory _version,
        address _securityToken,
        address _polyAddress,
        address _implementation
    )
        public
        ModuleStorage(_securityToken, _polyAddress)
    {
        require(
            _implementation != address(0),
            "Implementation address should not be 0x"
        );
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Storage layout for the STO contract
 */

contract STOStorage {
    bytes32 internal constant INVESTORFLAGS = "INVESTORFLAGS";

    mapping (uint8 => bool) public fundRaiseTypes;
    mapping (uint8 => uint256) public fundsRaised;

    // Start time of the STO
    uint256 public startTime;
    // End time of the STO
    uint256 public endTime;
    // Time STO was paused
    uint256 public pausedTime;
    // Number of individual investors
    uint256 public investorCount;
    // Address where ETH & POLY funds are delivered
    address payable public wallet;
    // Final amount of tokens sold
    uint256 public totalTokensSold;

}

/**
 * @title Contract used to store layout for the CappedSTO storage
 */
contract CappedSTOStorage {

    // Determine whether users can invest on behalf of a beneficiary
    bool public allowBeneficialInvestments = false;
    // How many token units a buyer gets (multiplied by 10^18) per wei / base unit of POLY
    // If rate is 10^18, buyer will get 1 token unit for every wei / base unit of poly.
    uint256 public rate;
    //How many token base units this STO will be allowed to sell to investors
    // 1 full token = 10^decimals_of_token base units
    uint256 public cap;

    mapping (address => uint256) public investors;

}

/**
 * @title CappedSTO module Proxy
 */
contract CappedSTOProxy is CappedSTOStorage, STOStorage, ModuleStorage, Pausable, ReentrancyGuard, OwnedUpgradeabilityProxy {

    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor(
        string memory _version,
        address _securityToken,
        address _polyAddress,
        address _implementation
    )
        public
        ModuleStorage(_securityToken, _polyAddress)
    {
        require(
            _implementation != address(0),
            "Implementation address should not be 0x"
        );
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Contract used to store layout for the PreSaleSTO storage
 */
contract PreSaleSTOStorage {

    mapping (address => uint256) public investors;

}

/**
 * @title PreSaleSTO module Proxy
 */
contract PreSaleSTOProxy is PreSaleSTOStorage, STOStorage, ModuleStorage, Pausable, ReentrancyGuard, OwnedUpgradeabilityProxy {

    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor (string memory _version, address _securityToken, address _polyAddress, address _implementation)
    public
    ModuleStorage(_securityToken, _polyAddress)
    {
        require(
            _implementation != address(0),
            "Implementation address should not be 0x"
        );
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Contract used to store layout for the USDTieredSTO storage
 */
contract USDTieredSTOStorage {

    bytes32 internal constant INVESTORSKEY = 0xdf3a8dd24acdd05addfc6aeffef7574d2de3f844535ec91e8e0f3e45dba96731; //keccak256(abi.encodePacked("INVESTORS"))
    
    /////////////
    // Storage //
    /////////////
    struct Tier {
        // NB rates mentioned below are actually price and are used like price in the logic.
        // How many token units a buyer gets per USD in this tier (multiplied by 10**18)
        uint256 rate;
        // How many token units a buyer gets per USD in this tier (multiplied by 10**18) when investing in POLY up to tokensDiscountPoly
        uint256 rateDiscountPoly;
        // How many tokens are available in this tier (relative to totalSupply)
        uint256 tokenTotal;
        // How many token units are available in this tier (relative to totalSupply) at the ratePerTierDiscountPoly rate
        uint256 tokensDiscountPoly;
        // How many tokens have been minted in this tier (relative to totalSupply)
        uint256 mintedTotal;
        // How many tokens have been minted in this tier (relative to totalSupply) for each fund raise type
        mapping(uint8 => uint256) minted;
        // How many tokens have been minted in this tier (relative to totalSupply) at discounted POLY rate
        uint256 mintedDiscountPoly;
    }

    mapping(address => uint256) public nonAccreditedLimitUSDOverride;

    mapping(bytes32 => mapping(bytes32 => string)) oracleKeys;

    // Determine whether users can invest on behalf of a beneficiary
    bool public allowBeneficialInvestments;

    // Whether or not the STO has been finalized
    bool public isFinalized;

    // Address of issuer treasury wallet for unsold tokens
    address public treasuryWallet;

    // List of stable coin addresses
    IERC20[] internal usdTokens;

    // Current tier
    uint256 public currentTier;

    // Amount of USD funds raised
    uint256 public fundsRaisedUSD;

    // Amount of stable coins raised
    mapping (address => uint256) public stableCoinsRaised;

    // Amount in USD invested by each address
    mapping(address => uint256) public investorInvestedUSD;

    // Amount in fund raise type invested by each investor
    mapping(address => mapping(uint8 => uint256)) public investorInvested;

    // List of active stable coin addresses
    mapping (address => bool) internal usdTokenEnabled;

    // Default limit in USD for non-accredited investors multiplied by 10**18
    uint256 public nonAccreditedLimitUSD;

    // Minimum investable amount in USD
    uint256 public minimumInvestmentUSD;

    // Final amount of tokens returned to issuer
    uint256 public finalAmountReturned;

    // Array of Tiers
    Tier[] public tiers;

    // Optional custom Oracles.
    mapping(bytes32 => mapping(bytes32 => address)) customOracles;
}

/**
 * @title USDTiered STO module Proxy
 */
contract USDTieredSTOProxy is USDTieredSTOStorage, STOStorage, ModuleStorage, Pausable, ReentrancyGuard, OwnedUpgradeabilityProxy {
    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor (string memory _version, address _securityToken, address _polyAddress, address _implementation) public ModuleStorage(_securityToken, _polyAddress) {
        require(_implementation != address(0), "Implementation address should not be 0x");
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Contract used to store layout for the CountTransferManager storage
 */
contract BlacklistTransferManagerStorage {

    struct BlacklistsDetails {
        uint256 startTime;
        uint256 endTime;
        uint256 repeatPeriodTime;
    }

    //hold the different blacklist details corresponds to its name
    mapping(bytes32 => BlacklistsDetails) public blacklists;

    //hold the different name of blacklist corresponds to a investor
    mapping(address => bytes32[]) investorToBlacklist;

    //get list of the addresses for a particular blacklist
    mapping(bytes32 => address[]) blacklistToInvestor;

    //mapping use to store the indexes for different blacklist types for a investor
    mapping(address => mapping(bytes32 => uint256)) investorToIndex;

    //mapping use to store the indexes for different investor for a blacklist type
    mapping(bytes32 => mapping(address => uint256)) blacklistToIndex;

    bytes32[] allBlacklists;

}

/**
 * @title CountTransferManager module Proxy
 */
contract BlacklistTransferManagerProxy is BlacklistTransferManagerStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {

    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor (
        string memory _version,
        address _securityToken,
        address _polyAddress,
        address _implementation
    )
        public
        ModuleStorage(_securityToken, _polyAddress)
    {
        require(
            _implementation != address(0),
            "Implementation address should not be 0x"
        );
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Contract used to store layout for the CountTransferManager storage
 */
contract CountTransferManagerStorage {

    // The maximum number of concurrent token holders
    uint256 public maxHolderCount;

}

/**
 * @title CountTransferManager module Proxy
 */
contract CountTransferManagerProxy is CountTransferManagerStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {

    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor (
        string memory _version,
        address _securityToken,
        address _polyAddress,
        address _implementation
    )
        public
        ModuleStorage(_securityToken, _polyAddress)
    {
        require(
            _implementation != address(0),
            "Implementation address should not be 0x"
        );
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Transfer Manager module for core transfer validation functionality
 */
contract GeneralTransferManagerStorage {

    bytes32 public constant WHITELIST = "WHITELIST";
    bytes32 public constant INVESTORSKEY = 0xdf3a8dd24acdd05addfc6aeffef7574d2de3f844535ec91e8e0f3e45dba96731; //keccak256(abi.encodePacked("INVESTORS"))
    bytes32 public constant INVESTORFLAGS = "INVESTORFLAGS";
    uint256 internal constant ONE = uint256(1);

    enum TransferType { GENERAL, ISSUANCE, REDEMPTION }

    //Address from which issuances come
    address public issuanceAddress;

    // Allows all TimeRestrictions to be offset
    struct Defaults {
        uint64 canSendAfter;
        uint64 canReceiveAfter;
    }

    // Offset to be applied to all timings (except KYC expiry)
    Defaults public defaults;

    // Map of used nonces by customer
    mapping(address => mapping(uint256 => bool)) public nonceMap;

    struct TransferRequirements {
        bool fromValidKYC;
        bool toValidKYC;
        bool fromRestricted;
        bool toRestricted;
    }

    mapping(uint8 => TransferRequirements) public transferRequirements;
    // General = 0, Issuance = 1, Redemption = 2
}

/**
 * @title Transfer Manager module for core transfer validation functionality
 */
contract GeneralTransferManagerProxy is GeneralTransferManagerStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {
    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor(
        string memory _version,
        address _securityToken,
        address _polyAddress,
        address _implementation
    )
        public
        ModuleStorage(_securityToken, _polyAddress)
    {
        require(_implementation != address(0), "Implementation address should not be 0x");
        _upgradeTo(_version, _implementation);
        transferRequirements[uint8(TransferType.GENERAL)] = TransferRequirements(true, true, true, true);
        transferRequirements[uint8(TransferType.ISSUANCE)] = TransferRequirements(false, true, false, false);
        transferRequirements[uint8(TransferType.REDEMPTION)] = TransferRequirements(true, false, false, false);
    }

}

/**
 * @title Wallet for core vesting escrow functionality
 */
contract LockUpTransferManagerStorage {

    // a per-user lockup
    struct LockUp {
        uint256 lockupAmount; // Amount to be locked
        uint256 startTime; // when this lockup starts (seconds)
        uint256 lockUpPeriodSeconds; // total period of lockup (seconds)
        uint256 releaseFrequencySeconds; // how often to release a tranche of tokens (seconds)
    }

    // mapping use to store the lockup details corresponds to lockup name
    mapping (bytes32 => LockUp) public lockups;
    // mapping user addresses to an array of lockups name for that user
    mapping (address => bytes32[]) internal userToLockups;
    // get list of the addresses for a particular lockupName
    mapping (bytes32 => address[]) internal lockupToUsers;
    // holds lockup index corresponds to user address. userAddress => lockupName => lockupIndex
    mapping (address => mapping(bytes32 => uint256)) internal userToLockupIndex;
    // holds the user address index corresponds to the lockup. lockupName => userAddress => userIndex
    mapping (bytes32 => mapping(address => uint256)) internal lockupToUserIndex;

    bytes32[] lockupArray;

}

/**
 * @title CountTransferManager module Proxy
 */
contract LockUpTransferManagerProxy is LockUpTransferManagerStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {

    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor (
        string memory _version,
        address _securityToken,
        address _polyAddress,
        address _implementation
    )
        public
        ModuleStorage(_securityToken, _polyAddress)
    {
        require(
            _implementation != address(0),
            "Implementation address should not be 0x"
        );
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Contract used to store layout for the ManualApprovalTransferManager storage
 */
contract ManualApprovalTransferManagerStorage {

    //Manual approval is an allowance (that has been approved) with an expiry time
    struct ManualApproval {
        address from;
        address to;
        uint256 allowance;
        uint256 expiryTime;
        bytes32 description;
    }

    mapping (address => mapping (address => uint256)) public approvalIndex;

    // An array to track all approvals. It is an unbounded array but it's not a problem as
    // it is never looped through in an onchain call. It is defined as an Array instead of mapping
    // just to make it easier for users to fetch list of all approvals through constant functions.
    ManualApproval[] public approvals;

}

/**
 @title ManualApprovalTransferManager module Proxy
 */
contract ManualApprovalTransferManagerProxy is ManualApprovalTransferManagerStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {

    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor (
        string memory _version,
        address _securityToken,
        address _polyAddress,
        address _implementation
    )
        public
        ModuleStorage(_securityToken, _polyAddress)
    {
        require(
            _implementation != address(0),
            "Implementation address should not be 0x"
        );
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Contract used to store layout for the PercentageTransferManager storage
 */
contract PercentageTransferManagerStorage {

    // Maximum percentage that any holder can have, multiplied by 10**16 - e.g. 20% is 20 * 10**16
    uint256 public maxHolderPercentage;

    // Ignore transactions which are part of the primary issuance
    bool public allowPrimaryIssuance = true;

    // Addresses on this list are always able to send / receive tokens
    mapping (address => bool) public whitelist;

}

/**
 * @title PercentageTransferManager module Proxy
 */
contract PercentageTransferManagerProxy is PercentageTransferManagerStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {

    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor (string memory _version, address _securityToken, address _polyAddress, address _implementation)
    public
    ModuleStorage(_securityToken, _polyAddress)
    {
        require(
            _implementation != address(0),
            "Implementation address should not be 0x"
        );
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Storage layout for VolumeRestrictionTM
 */
contract VolumeRestrictionTMStorage {

    enum RestrictionType { Fixed, Percentage }

    enum TypeOfPeriod { MultipleDays, OneDay, Both }

    // Store the type of restriction corresponds to token holder address
    mapping(address => TypeOfPeriod) holderToRestrictionType;

    struct VolumeRestriction {
        // If typeOfRestriction is `Percentage` then allowedTokens will be in
        // the % (w.r.t to totalSupply) with a multiplier of 10**16 . else it
        // will be fixed amount of tokens
        uint256 allowedTokens;
        uint256 startTime;
        uint256 rollingPeriodInDays;
        uint256 endTime;
        RestrictionType typeOfRestriction;
    }

    struct IndividualRestrictions {
        // Restriction stored corresponds to a particular token holder
        mapping(address => VolumeRestriction) individualRestriction;
        // Daily restriction stored corresponds to a particular token holder
        mapping(address => VolumeRestriction) individualDailyRestriction;
    }

    // Individual and daily restrictions for investors
    IndividualRestrictions individualRestrictions;

    struct GlobalRestrictions {
      // Global restriction that applies to all token holders
      VolumeRestriction defaultRestriction;
      // Daily global restriction that applies to all token holders (Total ST traded daily is restricted)
      VolumeRestriction defaultDailyRestriction;
    }

    // Individual and daily restrictions for investors
    GlobalRestrictions globalRestrictions;

    struct BucketDetails {
        uint256 lastTradedDayTime;
        uint256 sumOfLastPeriod;   // It is the sum of transacted amount within the last rollingPeriodDays
        uint256 daysCovered;    // No of days covered till (from the startTime of VolumeRestriction)
        uint256 dailyLastTradedDayTime;
        uint256 lastTradedTimestamp; // It is the timestamp at which last transaction get executed
    }

    struct BucketData {
        // Storing _from => day's timestamp => total amount transact in a day --individual
        mapping(address => mapping(uint256 => uint256)) bucket;
        // Storing _from => day's timestamp => total amount transact in a day --individual
        mapping(address => mapping(uint256 => uint256)) defaultBucket;
        // Storing the information that used to validate the transaction
        mapping(address => BucketDetails) userToBucket;
        // Storing the information related to default restriction
        mapping(address => BucketDetails) defaultUserToBucket;
    }

    BucketData bucketData;

    // Hold exempt index
    struct Exemptions {
        mapping(address => uint256) exemptIndex;
        address[] exemptAddresses;
    }

    Exemptions exemptions;

}

/**
 * @title Transfer Manager module for core transfer validation functionality
 */
contract VolumeRestrictionTMProxy is VolumeRestrictionTMStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {

    /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor (string memory _version, address _securityToken, address _polyAddress, address _implementation)
    public
    ModuleStorage(_securityToken, _polyAddress)
    {
        require(
            _implementation != address(0),
            "Implementation address should not be 0x"
        );
        _upgradeTo(_version, _implementation);
    }

}

/**
 * @title Wallet for core vesting escrow functionality
 */
contract VestingEscrowWalletStorage {

    struct Schedule {
        // Name of the template
        bytes32 templateName;
        // Tokens that were already claimed
        uint256 claimedTokens;
        // Start time of the schedule
        uint256 startTime;
    }

    struct Template {
        // Total amount of tokens
        uint256 numberOfTokens;
        // Schedule duration (How long the schedule will last)
        uint256 duration;
        // Schedule frequency (It is a cliff time period)
        uint256 frequency;
        // Index of the template in an array template names
        uint256 index;
    }

    // Number of tokens that are hold by the `this` contract but are unassigned to any schedule
    uint256 public unassignedTokens;
    // Address of the Treasury wallet. All of the unassigned token will transfer to that address.
    address public treasuryWallet;
    // List of all beneficiaries who have the schedules running/completed/created
    address[] public beneficiaries;
    // Flag whether beneficiary has been already added or not
    mapping(address => bool) internal beneficiaryAdded;

    // Holds schedules array corresponds to the affiliate/employee address
    mapping(address => Schedule[]) public schedules;
    // Holds template names array corresponds to the affiliate/employee address
    mapping(address => bytes32[]) internal userToTemplates;
    // Mapping use to store the indexes for different template names for a user.
    // affiliate/employee address => template name => index
    mapping(address => mapping(bytes32 => uint256)) internal userToTemplateIndex;
    // Holds affiliate/employee addresses coressponds to the template name
    mapping(bytes32 => address[]) internal templateToUsers;
    // Mapping use to store the indexes for different users for a template.
    // template name => affiliate/employee address => index
    mapping(bytes32 => mapping(address => uint256)) internal templateToUserIndex;
    // Store the template details corresponds to the template name
    mapping(bytes32 => Template) templates;

    // List of all template names
    bytes32[] public templateNames;
}

/**
 * @title Escrow wallet module for vesting functionality
 */
contract VestingEscrowWalletProxy is VestingEscrowWalletStorage, ModuleStorage, Pausable, OwnedUpgradeabilityProxy {
     /**
    * @notice Constructor
    * @param _securityToken Address of the security token
    * @param _polyAddress Address of the polytoken
    * @param _implementation representing the address of the new implementation to be set
    */
    constructor (string memory _version, address _securityToken, address _polyAddress, address _implementation)
    public
    ModuleStorage(_securityToken, _polyAddress)
    {
        require(
            _implementation != address(0),
            "Implementation address should not be 0x"
        );
        _upgradeTo(_version, _implementation);
    }
 }

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Contract ABI

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Deployed Bytecode

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Deployed Bytecode Sourcemap

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Swarm Source

bzzr://ad301f20aa1fd2ee702a0edc69493092d1408bb4c3adf746ee0a7a1005c34cd1

Block		Transaction	Difficulty	Gas Used	Reward

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Block		Uncle Number	Difficulty	Gas Used	Reward

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Validator Index	Block		Amount

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Transaction Hash	Block		Value	Eth2 PubKey	Valid

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Multichain Portfolio | 27 Chains

Display all chains •

Last updated: less than 1 sec ago

Chain	Token	Portfolio %	Price	Amount	Value

A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.

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