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July 11, 2017 14:05
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pragma solidity ^0.4.11; | |
/* Inlined from ./contracts/TestToken.sol */ | |
/* Inlined from node_modules/zeppelin-solidity/contracts/token/StandardToken.sol */ | |
/* Inlined from node_modules/zeppelin-solidity/contracts/token/BasicToken.sol */ | |
/* Inlined from node_modules/zeppelin-solidity/contracts/token/ERC20Basic.sol */ | |
/** | |
* @title ERC20Basic | |
* @dev Simpler version of ERC20 interface | |
* @dev see https://github.com/ethereum/EIPs/issues/20 | |
*/ | |
contract ERC20Basic { | |
uint256 public totalSupply; | |
function balanceOf(address who) constant returns (uint256); | |
function transfer(address to, uint256 value); | |
event Transfer(address indexed from, address indexed to, uint256 value); | |
} | |
/* Inlined from node_modules/zeppelin-solidity/contracts/math/SafeMath.sol */ | |
/** | |
* @title SafeMath | |
* @dev Math operations with safety checks that throw on error | |
*/ | |
library SafeMath { | |
function mul(uint256 a, uint256 b) internal returns (uint256) { | |
uint256 c = a * b; | |
assert(a == 0 || c / a == b); | |
return c; | |
} | |
function div(uint256 a, uint256 b) internal returns (uint256) { | |
// assert(b > 0); // Solidity automatically throws when dividing by 0 | |
uint256 c = a / b; | |
// assert(a == b * c + a % b); // There is no case in which this doesn't hold | |
return c; | |
} | |
function sub(uint256 a, uint256 b) internal returns (uint256) { | |
assert(b <= a); | |
return a - b; | |
} | |
function add(uint256 a, uint256 b) internal returns (uint256) { | |
uint256 c = a + b; | |
assert(c >= a); | |
return c; | |
} | |
} | |
/** | |
* @title Basic token | |
* @dev Basic version of StandardToken, with no allowances. | |
*/ | |
contract BasicToken is ERC20Basic { | |
using SafeMath for uint256; | |
mapping(address => uint256) balances; | |
/** | |
* @dev transfer token for a specified address | |
* @param _to The address to transfer to. | |
* @param _value The amount to be transferred. | |
*/ | |
function transfer(address _to, uint256 _value) { | |
balances[msg.sender] = balances[msg.sender].sub(_value); | |
balances[_to] = balances[_to].add(_value); | |
Transfer(msg.sender, _to, _value); | |
} | |
/** | |
* @dev Gets the balance of the specified address. | |
* @param _owner The address to query the the balance of. | |
* @return An uint256 representing the amount owned by the passed address. | |
*/ | |
function balanceOf(address _owner) constant returns (uint256 balance) { | |
return balances[_owner]; | |
} | |
} | |
/* Inlined from node_modules/zeppelin-solidity/contracts/token/ERC20.sol */ | |
/** | |
* @title ERC20 interface | |
* @dev see https://github.com/ethereum/EIPs/issues/20 | |
*/ | |
contract ERC20 is ERC20Basic { | |
function allowance(address owner, address spender) constant returns (uint256); | |
function transferFrom(address from, address to, uint256 value); | |
function approve(address spender, uint256 value); | |
event Approval(address indexed owner, address indexed spender, uint256 value); | |
} | |
/** | |
* @title Standard ERC20 token | |
* | |
* @dev Implementation of the basic standard token. | |
* @dev https://github.com/ethereum/EIPs/issues/20 | |
* @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol | |
*/ | |
contract StandardToken is ERC20, BasicToken { | |
mapping (address => mapping (address => uint256)) allowed; | |
/** | |
* @dev Transfer tokens from one address to another | |
* @param _from address The address which you want to send tokens from | |
* @param _to address The address which you want to transfer to | |
* @param _value uint256 the amout of tokens to be transfered | |
*/ | |
function transferFrom(address _from, address _to, uint256 _value) { | |
var _allowance = allowed[_from][msg.sender]; | |
// Check is not needed because sub(_allowance, _value) will already throw if this condition is not met | |
// if (_value > _allowance) throw; | |
balances[_to] = balances[_to].add(_value); | |
balances[_from] = balances[_from].sub(_value); | |
allowed[_from][msg.sender] = _allowance.sub(_value); | |
Transfer(_from, _to, _value); | |
} | |
/** | |
* @dev Aprove the passed address to spend the specified amount of tokens on behalf of msg.sender. | |
* @param _spender The address which will spend the funds. | |
* @param _value The amount of tokens to be spent. | |
*/ | |
function approve(address _spender, uint256 _value) { | |
// To change the approve amount you first have to reduce the addresses` | |
// allowance to zero by calling `approve(_spender, 0)` if it is not | |
// already 0 to mitigate the race condition described here: | |
// https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 | |
if ((_value != 0) && (allowed[msg.sender][_spender] != 0)) throw; | |
allowed[msg.sender][_spender] = _value; | |
Approval(msg.sender, _spender, _value); | |
} | |
/** | |
* @dev Function to check the amount of tokens that an owner allowed to a spender. | |
* @param _owner address The address which owns the funds. | |
* @param _spender address The address which will spend the funds. | |
* @return A uint256 specifing the amount of tokens still avaible for the spender. | |
*/ | |
function allowance(address _owner, address _spender) constant returns (uint256 remaining) { | |
return allowed[_owner][_spender]; | |
} | |
} | |
/* Inlined from node_modules/zeppelin-solidity/contracts/ownership/Ownable.sol */ | |
/** | |
* @title Ownable | |
* @dev The Ownable contract has an owner address, and provides basic authorization control | |
* functions, this simplifies the implementation of "user permissions". | |
*/ | |
contract Ownable { | |
address public owner; | |
/** | |
* @dev The Ownable constructor sets the original `owner` of the contract to the sender | |
* account. | |
*/ | |
function Ownable() { | |
owner = msg.sender; | |
} | |
/** | |
* @dev Throws if called by any account other than the owner. | |
*/ | |
modifier onlyOwner() { | |
if (msg.sender != owner) { | |
throw; | |
} | |
_; | |
} | |
/** | |
* @dev Allows the current owner to transfer control of the contract to a newOwner. | |
* @param newOwner The address to transfer ownership to. | |
*/ | |
function transferOwnership(address newOwner) onlyOwner { | |
if (newOwner != address(0)) { | |
owner = newOwner; | |
} | |
} | |
} | |
/* Inlined from node_modules/zeppelin-solidity/contracts/ownership/HasNoEther.sol */ | |
/** | |
* @title Contracts that should not own Ether | |
* @author Remco Bloemen <remco@2π.com> | |
* @dev This tries to block incoming ether to prevent accidental loss of Ether. Should Ether end up | |
* in the contract, it will allow the owner to reclaim this ether. | |
* @notice Ether can still be send to this contract by: | |
* calling functions labeled `payable` | |
* `selfdestruct(contract_address)` | |
* mining directly to the contract address | |
*/ | |
contract HasNoEther is Ownable { | |
/** | |
* @dev Constructor that rejects incoming Ether | |
* @dev The `payable` flag is added so we can access `msg.value` without compiler warning. If we | |
* leave out payable, then Solidity will allow inheriting contracts to implement a payable | |
* constructor. By doing it this way we prevent a payable constructor from working. Alternatively | |
* we could use assembly to access msg.value. | |
*/ | |
function HasNoEther() payable { | |
if(msg.value > 0) { | |
throw; | |
} | |
} | |
/** | |
* @dev Disallows direct send by settings a default function without the `payable` flag. | |
*/ | |
function() external { | |
} | |
/** | |
* @dev Transfer all Ether held by the contract to the owner. | |
*/ | |
function reclaimEther() external onlyOwner { | |
if(!owner.send(this.balance)) { | |
throw; | |
} | |
} | |
} | |
contract TestToken is StandardToken, Ownable, HasNoEther { | |
string public name = "Test Token"; | |
string public symbol = "TEST"; | |
uint public decimals = 8; | |
function TestToken() { | |
balances[msg.sender] = 10000000000; | |
totalSupply = 10000000000; | |
} | |
} | |
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