Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

• library SafeMath
•    - function mul(uint256 a, uint256 b)
•    - function div(uint256 a, uint256 b)
•    - function sub(uint256 a, uint256 b)
•    - function add(uint256 a, uint256 b)
•  contract ERC20Basic
•    - function balanceOf(address who)
•    - function transfer(address to, uint256 ...
•  contract BasicToken is ERC20Basic
•    - function transfer(address _to, uint25 ...
•    - function balanceOf(address _owner)
•  contract ERC20 is ERC20Basic
•    - function allowance(address owner, add ...
•    - function transferFrom(address from, a ...
•    - function approve(address spender, uin ...
•  contract StandardToken is ERC20, B ...
•    - function transferFrom(address _from, ...
•    - function approve(address _spender, ui ...
•    - function allowance(address _owner, ad ...
•  contract Ownable
•    - function Ownable()
•    - function transferOwnership(address ne ...
•  contract MintableToken is Standard ...
•    - function mint(address _to, uint256 _a ...
•    - function finishMinting()
•  contract PauseInfrastructure is Ow ...
•    - function PauseInfrastructure(bool _pa ...
•  contract Startable is PauseInfrast ...
•    - function Startable ()
•    - function start()
•  contract StartableMintableToken is ...
•    - function transfer(address _to, uint _ ...
•    - function transferFrom(address _from, ...
•  contract SeratioCoin is StartableM ... *

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2017-09-14
*/

pragma solidity ^0.4.8;

library SafeMath {
  function mul(uint256 a, uint256 b) internal constant returns (uint256) {
    uint256 c = a * b;
    assert(a == 0 || c / a == b);
    return c;
  }

  function div(uint256 a, uint256 b) internal constant 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 constant returns (uint256) {
    assert(b <= a);
    return a - b;
  }

  function add(uint256 a, uint256 b) internal constant returns (uint256) {
    uint256 c = a + b;
    assert(c >= a);
    return c;
  }
}


contract ERC20Basic {
  uint256 public totalSupply;
  function balanceOf(address who) constant returns (uint256);
  function transfer(address to, uint256 value) returns (bool);
  event Transfer(address indexed from, address indexed to, uint256 value);
}


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) returns (bool) {
    balances[msg.sender] = balances[msg.sender].sub(_value);
    balances[_to] = balances[_to].add(_value);
    Transfer(msg.sender, _to, _value);
    return true;
  }

  /**
  * @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];
  }

}

contract ERC20 is ERC20Basic {
  function allowance(address owner, address spender) constant returns (uint256);
  function transferFrom(address from, address to, uint256 value) returns (bool);
  function approve(address spender, uint256 value) returns (bool);
  event Approval(address indexed owner, address indexed spender, uint256 value);
}


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) returns (bool) {
    var _allowance = allowed[_from][msg.sender];

    // Check is not needed because sub(_allowance, _value) will already throw if this condition is not met
    // require (_value <= _allowance);

    balances[_to] = balances[_to].add(_value);
    balances[_from] = balances[_from].sub(_value);
    allowed[_from][msg.sender] = _allowance.sub(_value);
    Transfer(_from, _to, _value);
    return true;
  }

  /**
   * @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) returns (bool) {

    // 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
    require((_value == 0) || (allowed[msg.sender][_spender] == 0));

    allowed[msg.sender][_spender] = _value;
    Approval(msg.sender, _spender, _value);
    return true;
  }

  /**
   * @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];
  }

}

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() {
    require(msg.sender == owner);
    _;
  }


  /**
   * @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;
    }
  }

}

contract MintableToken is StandardToken, Ownable {
  event Mint(address indexed to, uint256 amount);
  event MintFinished();

  bool public mintingFinished = false;


  modifier canMint() {
    require(!mintingFinished);
    _;
  }

  /**
   * @dev Function to mint tokens
   * @param _to The address that will recieve the minted tokens.
   * @param _amount The amount of tokens to mint.
   * @return A boolean that indicates if the operation was successful.
   */
  function mint(address _to, uint256 _amount) onlyOwner canMint returns (bool) {
    totalSupply = totalSupply.add(_amount);
    balances[_to] = balances[_to].add(_amount);
    Mint(_to, _amount);
    return true;
  }

  /**
   * @dev Function to stop minting new tokens.
   * @return True if the operation was successful.
   */
  function finishMinting() onlyOwner returns (bool) {
    mintingFinished = true;
    MintFinished();
    return true;
  }
}

contract PauseInfrastructure is Ownable {
    event triggerUnpauseEvent();
    event triggerPauseEvent();

    bool public paused;

    /**
     * constructor assigns initial paused state
     * @param _paused selects the initial pause state.
     */
    function PauseInfrastructure(bool _paused){
        paused = _paused;
    }

    /**
     * @dev modifier to allow actions only when the contract IS paused
     */
    modifier whenNotPaused() {
        if (paused) revert();
        _;
    }

    /**
     * @dev modifier to allow actions only when the contract IS NOT paused
     */
    modifier whenPaused {
        require (paused);
        _;
    }
}


contract Startable is PauseInfrastructure {
  function Startable () PauseInfrastructure(true){
  }

  // called by the owner to start
  function start() onlyOwner whenPaused returns (bool) {
    paused = false;
    triggerUnpauseEvent();
    return true;
  }
}

contract StartableMintableToken is Startable, MintableToken {

    function transfer(address _to, uint _value) whenNotPaused returns (bool){
        return super.transfer(_to, _value);
    }

    function transferFrom(address _from, address _to, uint256 _value) whenNotPaused returns (bool) {
        return super.transferFrom(_from, _to, _value);
    }
}

contract SeratioCoin is StartableMintableToken {
    // Name of the token
    string constant public name = "SeratioCoin";
    // Token abbreviation
    string constant public symbol = "SER";
    // Decimal places
    uint8 constant public decimals = 7;
    // Zeros after the point
    uint32 constant public DECIMAL_ZEROS = 10000000;
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"constant":true,"inputs":[],"name":"mintingFinished","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"}],"name":"approve","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_amount","type":"uint256"}],"name":"mint","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"DECIMAL_ZEROS","outputs":[{"name":"","type":"uint32"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"paused","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"balance","type":"uint256"}],"payable":false,"type":"function"},{"constant":false,"inputs":[],"name":"finishMinting","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"owner","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":false,"inputs":[],"name":"start","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"payable":false,"type":"function"},{"anonymous":false,"inputs":[{"indexed":true,"name":"to","type":"address"},{"indexed":false,"name":"amount","type":"uint256"}],"name":"Mint","type":"event"},{"anonymous":false,"inputs":[],"name":"MintFinished","type":"event"},{"anonymous":false,"inputs":[],"name":"triggerUnpauseEvent","type":"event"},{"anonymous":false,"inputs":[],"name":"triggerPauseEvent","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"owner","type":"address"},{"indexed":true,"name":"spender","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"from","type":"address"},{"indexed":true,"name":"to","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Transfer","type":"event"}]

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

bzzr://4552fbe288ad4ca763f67866b37762a9a464c4abbb9fd835a8119c066d2bc23a