Contract Source Code:
File 1 of 1 : Scrinium
pragma solidity ^0.4.18;
/**
* Crowdsale contracts edited from original contract code at https://www.ethereum.org/crowdsale#crowdfund-your-idea
* Additional crowdsale contracts, functions, libraries from OpenZeppelin
* at https://github.com/OpenZeppelin/zeppelin-solidity/tree/master/contracts/token
* Token contract edited from original contract code at https://www.ethereum.org/token
* ERC20 interface and certain token functions adapted from https://github.com/ConsenSys/Tokens
**/
contract ERC20 {
event Approval(address indexed _owner, address indexed _spender, uint _value);
event Transfer(address indexed _from, address indexed _to, uint _value);
function allowance(address _owner, address _spender) public constant returns (uint remaining);
function approve(address _spender, uint _value) public returns (bool success);
function balanceOf(address _owner) public constant returns (uint balance);
function transfer(address _to, uint _value) public returns (bool success);
function transferFrom(address _from, address _to, uint _value) returns (bool success);
}
contract Owned {
address public owner;
function Owned() {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner {
owner = newOwner;
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
function div(uint256 a, uint256 b) internal returns (uint256) {
uint256 c = a / b;
return c;
}
function max64(uint64 a, uint64 b) internal constant returns (uint64) {
return a >= b ? a : b;
}
function max256(uint256 a, uint256 b) internal constant returns (uint256) {
return a >= b ? a : b;
}
function min64(uint64 a, uint64 b) internal constant returns (uint64) {
return a < b ? a : b;
}
function min256(uint256 a, uint256 b) internal constant returns (uint256) {
return a < b ? a : b;
}
function mul(uint256 a, uint256 b) internal returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function sub(uint256 a, uint256 b) internal returns (uint256) {
assert(b <= a);
return a - b;
}
}
contract Scrinium is ERC20, Owned {
using SafeMath for uint256;
string public name = "Scrinium";
string public symbol = "SCR";
uint256 public decimals = 8;
uint256 multiplier = 100000000;
uint256 public totalSupply;
uint256 public hardcap = 180000000;
uint256 public constant startTime = 1514678400;//5.12.2017
uint256 public constant stopTime = 1521590400; //21.03.2018
mapping (address => uint256) balance;
mapping (address => mapping (address => uint256)) allowed;
function Scrinium() {
hardcap = 180000000;
hardcap = hardcap.mul(multiplier);
}
modifier onlyPayloadSize(uint size) {
if(msg.data.length < size + 4) revert();
_;
}
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
return allowed[_owner][_spender];
}
function approve(address _spender, uint256 _value) returns (bool success) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function balanceOf(address _owner) constant returns (uint256 remainingBalance) {
return balance[_owner];
}
function mintToken(address target, uint256 mintedAmount) onlyOwner returns (bool success) {
require(mintedAmount > 0
&& (now < stopTime)
&& (totalSupply.add(mintedAmount) <= hardcap));
uint256 addTokens = mintedAmount;
balance[target] += addTokens;
totalSupply += addTokens;
Transfer(0, target, addTokens);
return true;
}
function transfer(address _to, uint256 _value) onlyPayloadSize(2 * 32) returns (bool success) {
if ((balance[msg.sender] >= _value) && (balance[_to] + _value > balance[_to])) {
balance[msg.sender] -= _value;
balance[_to] += _value;
Transfer(msg.sender, _to, _value);
return true;
} else {
return false;
}
}
function transferFrom(address _from, address _to, uint256 _value) onlyPayloadSize(3 * 32) returns (bool success) {
if ((balance[_from] >= _value) && (allowed[_from][msg.sender] >= _value) && (balance[_to] + _value > balance[_to])) {
balance[_to] += _value;
balance[_from] -= _value;
allowed[_from][msg.sender] -= _value;
Transfer(_from, _to, _value);
return true;
} else {
return false;
}
}
}