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README.md

README.md

pragma-solidity

pragma solidity ^0.4.4;

contract Token {

/// @return total amount of tokens function totalSupply() constant returns (uint256 supply) {}

/// @param _owner The address from which the balance will be retrieved /// @return The balance function balanceOf(address _owner) constant returns (uint256 balance) {}

/// @notice send _value token to _to from msg.sender /// @param _to The address of the recipient /// @param _value The amount of token to be transferred /// @return Whether the transfer was successful or not function transfer(address _to, uint256 _value) returns (bool success) {}

/// @notice send _value token to _to from _from on the condition it is approved by _from /// @param _from The address of the sender /// @param _to The address of the recipient /// @param _value The amount of token to be transferred /// @return Whether the transfer was successful or not function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {}

/// @notice msg.sender approves _addr to spend _value tokens /// @param _spender The address of the account able to transfer the tokens /// @param _value The amount of wei to be approved for transfer /// @return Whether the approval was successful or not function approve(address _spender, uint256 _value) returns (bool success) {}

/// @param _owner The address of the account owning tokens /// @param _spender The address of the account able to transfer the tokens /// @return Amount of remaining tokens allowed to spent function allowance(address _owner, address _spender) constant returns (uint256 remaining) {}

event Transfer(address indexed _from, address indexed _to, uint256 _value); event Approval(address indexed _owner, address indexed _spender, uint256 _value);

}

contract StandardToken is Token {

function transfer(address _to, uint256 _value) returns (bool success) { //Default assumes totalSupply can't be over max (2^256 - 1). //If your token leaves out totalSupply and can issue more tokens as time goes on, you need to check if it doesn't wrap. //Replace the if with this one instead. //if (balances[msg.sender] >= _value && balances[_to] + _value > balances[_to]) { if (balances[msg.sender] >= _value && _value > 0) { balances[msg.sender] -= _value; balances[_to] += _value; Transfer(msg.sender, _to, _value); return true; } else { return false; } }

function transferFrom(address _from, address _to, uint256 _value) returns (bool success) { //same as above. Replace this line with the following if you want to protect against wrapping uints. //if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && balances[_to] + _value > balances[_to]) { if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && _value > 0) { balances[_to] += _value; balances[_from] -= _value; allowed[_from][msg.sender] -= _value; Transfer(_from, _to, _value); return true; } else { return false; } }

function balanceOf(address _owner) constant returns (uint256 balance) { return balances[_owner]; }

function approve(address _spender, uint256 _value) returns (bool success) { allowed[msg.sender][_spender] = _value; Approval(msg.sender, _spender, _value); return true; }

function allowance(address _owner, address _spender) constant returns (uint256 remaining) { return allowed[_owner][_spender]; }

mapping (address => uint256) balances; mapping (address => mapping (address => uint256)) allowed; uint256 public totalSupply;

}

contract Mstcoin is StandardToken { // CHANGE THIS. Update the contract name.

/* Public variables of the token */

/* NOTE:*************************M S T C O I N ***************************** ********M S T C O I N **************M S T C O I N *****

M S T C O I NM S T C O I NM S T C O I NM S T C O I N **** M S T C O I NM S T C O I NM S T C O I N********M S T C O I N M S T C O I N***M S T C O I N */ string public name; // Token uint8 public decimals; // How many decimals to show. To be standard complicant keep it 18 string public symbol; // An identifier: .. string public version = 'H1.0'; uint256 public Mstcoin ; // How many units of your coin can be bought by 1 ETH? uint256 public totalEthInWei; // WEI is the smallest unit of ETH (the equivalent of cent in USD or satoshi in BTC). We'll store the total ETH raised via our ICO here. address fundsWallet; // Where should the raised ETH go?

// This is a constructor function // which means the following function name has to match the contract name declared above function Mstcoin() { balances[msg.sender] = 500000000; // Give the creator all initial tokens. This is set to 1000 for example. If you want your initial tokens to be X and your decimal is 5, set this value to X * 100000. (CHANGE THIS) totalSupply = 500000000; // Update total supply (1000 for example) (Mstcoin ) name = "Mstcoin"; // Set the name for display purposes (MST Trading Application) decimals = 0; // Amount of decimals for display purposes (MST Trading Application) symbol = "MST"; // Set the symbol for display purposes (MST Trading Application ) // Set the price of your token for the ICO (Mstcoin) fundsWallet = msg.sender; // The owner of the contract gets ETH }

/* Approves and then calls the receiving contract */ function approveAndCall(address _spender, uint256 _value, bytes _extraData) returns (bool success) { allowed[msg.sender][_spender] = _value; Approval(msg.sender, _spender, _value);

//call the receiveApproval function on the contract you want to be notified. This crafts the function signature manually so one doesn't have to include a contract in here just for this.
//receiveApproval(address _from, uint256 _value, address _tokenContract, bytes _extraData)
//it is assumed that when does this that the call *should* succeed, otherwise one would use vanilla approve instead.
if(!_spender.call(bytes4(bytes32(sha3("receiveApproval(address,uint256,address,bytes)"))), msg.sender, _value, this, _extraData)) { throw; }
return true;

}

}