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Add static token contract

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This commit is contained in:
lash 2022-01-22 11:56:07 +00:00
parent c7b8ccfa62
commit 04cfd96dbb
Signed by: lash
GPG Key ID: 21D2E7BB88C2A746
7 changed files with 90 additions and 4 deletions
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2
python/giftable_erc20_token/data/GiftableToken.bin
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6
python/setup.cfg
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@ -1,6 +1,6 @@
[metadata]
name = eth-erc20
version = 0.1.5
version = 0.1.7
description = ERC20 interface and simple contract with deployment script that lets any address mint and gift itself tokens.
author = Louis Holbrook
author_email = dev@holbrook.no
@ -30,11 +30,14 @@ packages =
eth_erc20
eth_erc20.data
eth_erc20.runnable
static_token.data
[options.package_data]
* =
data/GiftableToken.json
data/GiftableToken.bin
data/StaticToken.json
data/StaticToken.bin
data/ERC20.json
[options.entry_points]
@ -44,3 +47,4 @@ console_scripts =
giftable-token-minter = giftable_erc20_token.runnable.minter:main
erc20-transfer = eth_erc20.runnable.transfer:main
erc20-balance = eth_erc20.runnable.balance:main
erc20-info = eth_erc20.runnable.info:main

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python/static_token/data/StaticToken.bin Normal file
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python/static_token/data/StaticToken.json Normal file
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@ -0,0 +1 @@
[{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"uint8","name":"_decimals","type":"uint8"},{"internalType":"uint256","name":"_supply","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_owner","type":"address"},{"indexed":true,"internalType":"address","name":"_spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_from","type":"address"},{"indexed":true,"internalType":"address","name":"_to","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_from","type":"address"},{"indexed":true,"internalType":"address","name":"_to","type":"address"},{"indexed":true,"internalType":"address","name":"_spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"TransferFrom","type":"event"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_spender","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"_sum","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_from","type":"address"},{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

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solidity/GiftableToken.bin
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solidity/Makefile
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@ -4,7 +4,11 @@ all:
$(SOLC) --bin GiftableToken.sol --evm-version byzantium | awk 'NR>3' > GiftableToken.bin
truncate -s -1 GiftableToken.bin
$(SOLC) --abi GiftableToken.sol --evm-version byzantium | awk 'NR>3' > GiftableToken.json
$(SOLC) --bin StaticToken.sol --evm-version byzantium | awk 'NR>3' > StaticToken.bin
truncate -s -1 StaticToken.bin
$(SOLC) --abi StaticToken.sol --evm-version byzantium | awk 'NR>3' > StaticToken.json
install: all
cp -v *{json,bin} ../python/giftable_erc20_token/data/
cp -v Giftable*{json,bin} ../python/giftable_erc20_token/data/
cp -v Static*{json,bin} ../python/static_token/data/

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solidity/StaticToken.sol Normal file
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@ -0,0 +1,76 @@
pragma solidity >0.6.11;
// SPDX-License-Identifier: GPL-3.0-or-later
contract StaticToken {
address owner;
mapping(address => bool) minters;
// Implements ERC20
string public name;
// Implements ERC20
string public symbol;
// Implements ERC20
uint8 public decimals;
// Implements ERC20
uint256 public totalSupply;
// Implements ERC20
mapping (address => uint256) public balanceOf;
// Implements ERC20
mapping (address => mapping (address => uint256)) public allowance;
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event TransferFrom(address indexed _from, address indexed _to, address indexed _spender, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
constructor(string memory _name, string memory _symbol, uint8 _decimals, uint256 _supply) public {
owner = msg.sender;
name = _name;
symbol = _symbol;
decimals = _decimals;
totalSupply = _supply;
balanceOf[owner] = _supply;
}
// Implements ERC20
function transfer(address _to, uint256 _value) public returns (bool) {
require(balanceOf[msg.sender] >= _value);
balanceOf[msg.sender] -= _value;
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value);
return true;
}
// Implements ERC20
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(allowance[_from][msg.sender] >= _value);
require(balanceOf[_from] >= _value);
allowance[_from][msg.sender] = allowance[_from][msg.sender] - _value;
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
emit TransferFrom(_from, _to, msg.sender, _value);
return true;
}
// Implements ERC20
function approve(address _spender, uint256 _value) public returns (bool) {
if (_value > 0) {
require(allowance[msg.sender][_spender] == 0);
}
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
// Implements EIP165
function supportsInterface(bytes4 _sum) public returns (bool) {
if (_sum == 0xc6bb4b70) { // ERC20
return true;
}
if (_sum == 0x01ffc9a7) { // EIP165
return true;
}
return false;
}
}