thegostep

// SPDX-License-Identifier: MIT
pragma solidity >=0.6.0 <0.7.0;
pragma experimental ABIEncoderV2;

import "../lib/ECDSA.sol";
import "../wallet/MetaTxUtils.sol";

// todo: add signature expiry
// todo: add enumeration
// todo: add ERC1616

thegostep

Keybase proof

I hereby claim:

• I am thegostep on github.
• I am thegostep (https://keybase.io/thegostep) on keybase.
• I have a public key ASBPCKkE0cKUDOciZsJxoEDLrre9DfSsRpJvsGCbTB64lwo

To claim this, I am signing this object:

thegostep

ERC-1400 Base

This base transfer check provides a method for checking static restrictions as well as transfer restrictions. This is in line with ERC-902 proposal.

function canSend(address tokenHolder, uint256 amount) external view returns (byte ESC, bytes32 reason);
function canSend(address from, address to, uint256 amount, bytes data) external view returns (byte ESC, bytes32 reason);

ERC-1400 Extension for differentiated ownership

thegostep

interface ERC777Token {
    function name() public view returns (string);
    function symbol() public view returns (string);
    function totalSupply() public view returns (uint256);
    function balanceOf(address owner) public view returns (uint256);
    function granularity() public view returns (uint256);

    function defaultOperators() public view returns (address[]);
    function authorizeOperator(address operator) public;
    function revokeOperator(address operator) public;