pragma solidity ^0.4.18;
/**
* This is BreezeCoin contract
*/
/**
* Defining basic ERC20 interface. Standard ERC20 interface functions.
* Please check https://github.com/ethereum/EIPs/issues/179
*/
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
/**
* Defining ERC20 interface. This functions are standard for every token.
* Please check https://github.com/ethereum/EIPs/issues/20
*/
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public view returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
/**
*OpenZeppelin SafeMath library to make the contract secure.
*/
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
/**
* Defining BasicToken with
* fucntions of check total supply of the token, token transfer and check balance
* of the input address. These functions are standard for every basic token.
*/
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
uint256 totalSupply_;
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return balances[_owner];
}
}
/**
* Defining StandardToken with
* approval function. These functions are standard for every token.
* Please check https://github.com/ethereum/EIPs/issues/20
*/
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256) {
return allowed[_owner][_spender];
}
function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
/**
* Defining ownershipTransfer
* function. Function takes the new address and transfer the ownership.
*
*/
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
/**
* Creating BreezeCoin.
* BreezeCoin calls the contracts StandardToken and ownable.
*/
contract BreezeCoin is StandardToken, Ownable {
string public constant name = "BreezeCoin";
string public constant symbol = "BRZC";
uint256 public constant decimals = 18;
bool public released = false;
event Release();
address public holder;
address private wallet1;
address private wallet2;
address private team_tips;
address private Reserve;
/**
* This modifier allows only owner of the token and holder of the token call a function.
*/
modifier isReleased () {
require(released || msg.sender == holder || msg.sender == owner);
_;
}
function BreezeCoin() public {
owner = 0xE601Bb5Ef5Ca433e6B467a5fc8453dcACE3974De;
wallet1 = 0x5a86671071Ad67f2DF02c821e587BCe5B8e26C38; //early investors
wallet2 = 0x25b25f5dE7C81b14DEf6db5B65107853687702EC; //manager
team_tips = 0x6FcF24c918631Bb385DeeDC6d01e8f68293E2641; //team tips
Reserve = 0x3d4Bd578291737fAED39bA3F20F32DF25111D724; //Reserve
holder = 0x2bb3a4f80bFb939716E6d85799116feB1906748B; //ico coins holder
totalSupply_ = 200000000 * (10 ** decimals); // our total supply is 200 million
balances[holder] = 30000000* (10 ** decimals); //ico wallet holds 30 million
balances[wallet1] = 10000000* (10 ** decimals);
balances[wallet2] = 1250000* (10 ** decimals);
balances[team_tips] = 8750000* (10 ** decimals);
balances[Reserve] = 150000000* (10 ** decimals);
emit Transfer(0x0, holder, 30000000* (10 ** decimals)); // creating token out of thin air to ICO holder account address.
emit Transfer(0x0, wallet1, 10000000* (10 ** decimals)); // creating token out of thin air to team wallet1 account address.
emit Transfer(0x0, team_tips, 8750000* (10 ** decimals)); // creating token out of thin air to team tips account address.
emit Transfer(0x0, wallet2, 1250000* (10 ** decimals)); // creating token out of thin air to wallet2 account address.
emit Transfer(0x0, Reserve, 150000000* (10 ** decimals)); // creating token out of thin air to reserve account address.
}
/**
* Tokens are first not released. This function can be called only by owner. This function releases the tokens and allow token transfers.
*/
function release() onlyOwner public returns (bool) {
require(!released);
released = true;
emit Release();
return true;
}
function getOwner() public view returns (address) {
return owner;
}
/**
* These functions allow users to use transfer and approve functions if the token is released.
*/
function transfer(address _to, uint256 _value) public isReleased returns (bool) {
return super.transfer(_to, _value);
}
function transferFrom(address _from, address _to, uint256 _value) public isReleased returns (bool) {
return super.transferFrom(_from, _to, _value);
}
function approve(address _spender, uint256 _value) public isReleased returns (bool) {
return super.approve(_spender, _value);
}
function increaseApproval(address _spender, uint _addedValue) public isReleased returns (bool success) {
return super.increaseApproval(_spender, _addedValue);
}
function decreaseApproval(address _spender, uint _subtractedValue) public isReleased returns (bool success) {
return super.decreaseApproval(_spender, _subtractedValue);
}
function transferOwnership(address newOwner) public onlyOwner {
address oldOwner = owner;
super.transferOwnership(newOwner);
if (oldOwner != holder) {
allowed[holder][oldOwner] = 0;
emit Approval(holder, oldOwner, 0);
}
if (owner != holder) {
allowed[holder][owner] = balances[holder];
emit Approval(holder, owner, balances[holder]);
}
}
}
{
"compilationTarget": {
"BreezeCoin.sol": "BreezeCoin"
},
"evmVersion": "byzantium",
"libraries": {},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}
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