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Original file line number Diff line number Diff line change
@@ -0,0 +1,66 @@
// SPDX-License-Identifier: GNU GENERAL PUBLIC LICENSE V3
pragma solidity ^0.8.0;

contract WTLOS {
string public name = 'Wrapped TLOS';
string public symbol = 'WTLOS';
uint8 public decimals = 18;

event Approval(address indexed src, address indexed guy, uint wad);
event Transfer(address indexed src, address indexed dst, uint wad);
event Deposit(address indexed dst, uint wad);
event Withdrawal(address indexed src, uint wad);

mapping(address => uint) public balanceOf;
mapping(address => mapping(address => uint)) public allowance;

receive() external payable {
deposit();
}

function deposit() public payable {
balanceOf[msg.sender] += msg.value;
emit Deposit(msg.sender, msg.value);
}

function withdraw(uint wad) public {
require(balanceOf[msg.sender] >= wad);
balanceOf[msg.sender] -= wad;
payable(msg.sender).transfer(wad);
emit Withdrawal(msg.sender, wad);
}

function totalSupply() public view returns (uint) {
return address(this).balance;
}

function approve(address guy, uint wad) public returns (bool) {
allowance[msg.sender][guy] = wad;
emit Approval(msg.sender, guy, wad);
return true;
}

function transfer(address dst, uint wad) public returns (bool) {
return transferFrom(msg.sender, dst, wad);
}

function transferFrom(
address src,
address dst,
uint wad
) public returns (bool) {
require(balanceOf[src] >= wad);

if (src != msg.sender && allowance[src][msg.sender] != type(uint).max) {
require(allowance[src][msg.sender] >= wad);
allowance[src][msg.sender] -= wad;
}

balanceOf[src] -= wad;
balanceOf[dst] += wad;

emit Transfer(src, dst, wad);

return true;
}
}
Original file line number Diff line number Diff line change
@@ -0,0 +1,330 @@
{
"compiler": {
"version": "0.8.9+commit.e5eed63a"
},
"language": "Solidity",
"output": {
"abi": [
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "src",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "guy",
"type": "address"
},
{
"indexed": false,
"internalType": "uint256",
"name": "wad",
"type": "uint256"
}
],
"name": "Approval",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "dst",
"type": "address"
},
{
"indexed": false,
"internalType": "uint256",
"name": "wad",
"type": "uint256"
}
],
"name": "Deposit",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "src",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "dst",
"type": "address"
},
{
"indexed": false,
"internalType": "uint256",
"name": "wad",
"type": "uint256"
}
],
"name": "Transfer",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "src",
"type": "address"
},
{
"indexed": false,
"internalType": "uint256",
"name": "wad",
"type": "uint256"
}
],
"name": "Withdrawal",
"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": "guy",
"type": "address"
},
{
"internalType": "uint256",
"name": "wad",
"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": "deposit",
"outputs": [],
"stateMutability": "payable",
"type": "function"
},
{
"inputs": [],
"name": "name",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"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": "dst",
"type": "address"
},
{
"internalType": "uint256",
"name": "wad",
"type": "uint256"
}
],
"name": "transfer",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "src",
"type": "address"
},
{
"internalType": "address",
"name": "dst",
"type": "address"
},
{
"internalType": "uint256",
"name": "wad",
"type": "uint256"
}
],
"name": "transferFrom",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "wad",
"type": "uint256"
}
],
"name": "withdraw",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"stateMutability": "payable",
"type": "receive"
}
],
"devdoc": {
"kind": "dev",
"methods": {},
"version": 1
},
"userdoc": {
"kind": "user",
"methods": {},
"version": 1
}
},
"settings": {
"compilationTarget": {
"contracts/WrappedToken/WTLOS.sol": "WTLOS"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 28
},
"remappings": []
},
"sources": {
"contracts/WrappedToken/WTLOS.sol": {
"keccak256": "0xe24b9bfda769bf09debae1fdffe7ebad93ac84e315668aeed3c8f68a358c04d9",
"license": "GNU GENERAL PUBLIC LICENSE V3",
"urls": [
"bzz-raw://fd2662ce4411d9eebd1151a2388c4a988e10c7acda16a00af582d9cab600953d",
"dweb:/ipfs/QmR8eUX52QqpVN7sqd68JrDTP5U7rVcGkkELnX1mPwRXd1"
]
}
},
"version": 1
}
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