Contract Overview
Balance: 0 Ether
Ether Value: $0
Transactions: 183 txns
 Latest 25 txns From a total of 183 Transactions

TxHash Age From To Value [TxFee]
0x1ef62633fad341281078cb2cba799d0ebc4ce3ef3ea82f9771005344b784f2f92 days 1 hr agoGate.io_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e2,299.997 Ether0.0005561325
0xf0354e03194225024a3d3fa512390b49949a46eadf6b9db43f8e170ee71be19c2 days 1 hr agoGemini_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e7,352 Ether0.00033705
0x615a208ee5bbb6067df81e5bdfef1d31d20f24bddd62617b2194ab6d79969d122 days 3 hrs ago0xf107b7b370c71c7454bedf9060f61ab90669fb70  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e4,000 Ether0.000235935
0x1a69e0c5c7507ff696dc37151c9402fcbbc49bd956ecc6c8dba32c242c5dab4e2 days 3 hrs ago0x6d9faa618354803615f921932c79bedcd4830c1c  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e1 Ether0.000235935
0x3843ac0339a5f26a9bcc00d65b81000bd4a6c61952a47cc4426d734035eb1d7a2 days 3 hrs agoGemini_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e3,000 Ether0.000235935
0x56eaf0710f533892a2806f7b6259337b98a10d3d1329d31df6ecd8c60c25f0a23 days 22 hrs agoGemini_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e5,400 Ether0.000235935
0x1e736fee6ff79c6b4ca8848b6a6d4a825e4786ed5f6f3cb82bf16e5994e9b5373 days 22 hrs agoGemini_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e5,000 Ether0.000235935
0x6bcfc1a53a8822aa020a7f46c59f57fe2333393d93402acc54e92e77c10f91fb9 days 21 hrs agoBinance_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e4,999.99 Ether0.001516725
0xff13ccda8aa48f679ce19bf7c8e2fa1a1897947c2f81e2ef6b13296ee1441d5d10 days 13 hrs agoBinance_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e3,999.99 Ether0.001516725
0x0b86eecd44508102a62e678cfd583613f63068e86a0b24629014dfcead0f76e512 days 1 hr agoBittrex_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e2,999.994 Ether0.00168525
0x4bbd634f365625a8cf83a91b627ff4017ec7028be328afdf29e13272953358c023 days 4 mins ago0xc8867d3540705448707353b1b4d64b98394de7eb  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e249 Ether0.001381905
0xaa8bb4dc33893b1f2521da4944fa41f060d9842e769272ffca8d3b34ce9994de23 days 16 mins ago0xc8867d3540705448707353b1b4d64b98394de7eb  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e1 Ether0.001381905
0x0a9cb9420770568a30362c8da400f8efdbcc4307652486c975d2675e3e7e1fa326 days 19 hrs agoGemini_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e6,000 Ether0.000235935
0x4813d27a86e45c3556903f3e2a1a5ae707f5dc5266084e9a5de0530b9cf5276235 days 17 hrs ago0xf88321729b87feccd8463de85556adb22028cab4  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e100 Ether0.000168525
0x93b6dc33e30ab2fc7bb8ba0524d2dc8d45680d4d83a763317c0cfbead8b27e5535 days 17 hrs ago0xf88321729b87feccd8463de85556adb22028cab4  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e100 Ether0.000168525
0x92e963f5fbcff8fdaaa91c5a377806829db1ea71f8db23b103fec3a3331a890e35 days 19 hrs ago0xf88321729b87feccd8463de85556adb22028cab4  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0.09 Ether0.00020223
0xdd53df84e4730899d90272d99ae8f1bc88b2d00461ffd5f21c8b0123f106f10c35 days 21 hrs ago0x55b907a37ca30698200975e23973a4fb0fb83cd9  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e1 Ether0.000084
0x610fb3ec9f592fc658e1731fa6cf2a63486d54f31615e0f2d17a76065b920f7b36 days 15 hrs ago0x55b907a37ca30698200975e23973a4fb0fb83cd9  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0.1 Ether0.0000756
0x5bee8f7dbc4b321950714c5045959d9a72f0c9c0247f176d9b98b3706a15e2ca36 days 15 hrs ago0x55b907a37ca30698200975e23973a4fb0fb83cd9  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0.01 Ether0.0000672
0x533e5a4e1d69e4da1fb29d4a57f249ad631a1a096777cefe1598b4e82935af7936 days 15 hrs ago0x55b907a37ca30698200975e23973a4fb0fb83cd9  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0.1 Ether0.000084
0x557eab9a146e882e91221fba18c6778925f01d264aff39128c1dbf0f57fc920937 days 23 hrs agoGemini_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e5,000 Ether0.00074151
0xaa47fd49084467057acdab0de652a22cf73879e8586bc6de19035009bbecc7b544 days 16 hrs agoGemini_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e4,000 Ether0.00074151
0xdf15766109b9f5c957a501ee54e345d2c7fa743ff01b0033463cd6c87b83a9ac49 days 20 hrs agoGemini_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e6,500 Ether0.00074151
0x4ccfbbce04d2a83f1861b0d87518580c783757b03a7f7a245e3d75318052a8a154 days 1 hr agoGemini_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e2,000 Ether0.00074151
0x583a19f41fc55a8744f7e6d04fd3f4549d8b71c34e69a4617b83597d094f0e0558 days 2 hrs agoGemini_1  IN   0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e6,000 Ether0.00074151
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 Internal Transactions as a result of Contract Execution
 Latest 25 Internal Txns, Click Here To View More View All
ParentTxHash Block Age From To Value
0x1ef62633fad341281078cb2cba799d0ebc4ce3ef3ea82f9771005344b784f2f965384112 days 1 hr ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4282,299.997 Ether
0xf0354e03194225024a3d3fa512390b49949a46eadf6b9db43f8e170ee71be19c65383562 days 1 hr ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4287,352 Ether
0x615a208ee5bbb6067df81e5bdfef1d31d20f24bddd62617b2194ab6d79969d1265379162 days 3 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4284,000 Ether
0x1a69e0c5c7507ff696dc37151c9402fcbbc49bd956ecc6c8dba32c242c5dab4e65378812 days 3 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4281 Ether
0x3843ac0339a5f26a9bcc00d65b81000bd4a6c61952a47cc4426d734035eb1d7a65378242 days 3 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4283,000 Ether
0x56eaf0710f533892a2806f7b6259337b98a10d3d1329d31df6ecd8c60c25f0a265268973 days 22 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4285,400 Ether
0x1e736fee6ff79c6b4ca8848b6a6d4a825e4786ed5f6f3cb82bf16e5994e9b53765267943 days 22 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4285,000 Ether
0x6bcfc1a53a8822aa020a7f46c59f57fe2333393d93402acc54e92e77c10f91fb64902109 days 21 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4284,999.99 Ether
0xff13ccda8aa48f679ce19bf7c8e2fa1a1897947c2f81e2ef6b13296ee1441d5d648603510 days 13 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4283,999.99 Ether
0x0b86eecd44508102a62e678cfd583613f63068e86a0b24629014dfcead0f76e5647686212 days 1 hr ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4282,999.994 Ether
0x4bbd634f365625a8cf83a91b627ff4017ec7028be328afdf29e13272953358c0640966423 days 4 mins ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e428249 Ether
0xaa8bb4dc33893b1f2521da4944fa41f060d9842e769272ffca8d3b34ce9994de640962123 days 16 mins ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4281 Ether
0x0a9cb9420770568a30362c8da400f8efdbcc4307652486c975d2675e3e7e1fa3638648926 days 19 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4286,000 Ether
0x4813d27a86e45c3556903f3e2a1a5ae707f5dc5266084e9a5de0530b9cf52762633236635 days 17 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e428100 Ether
0x93b6dc33e30ab2fc7bb8ba0524d2dc8d45680d4d83a763317c0cfbead8b27e55633234835 days 17 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e428100 Ether
0x92e963f5fbcff8fdaaa91c5a377806829db1ea71f8db23b103fec3a3331a890e633192235 days 19 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4280.09 Ether
0x557eab9a146e882e91221fba18c6778925f01d264aff39128c1dbf0f57fc9209631876337 days 23 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4285,000 Ether
0xaa47fd49084467057acdab0de652a22cf73879e8586bc6de19035009bbecc7b5627880644 days 16 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4284,000 Ether
0xdf15766109b9f5c957a501ee54e345d2c7fa743ff01b0033463cd6c87b83a9ac624808949 days 20 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4286,500 Ether
0x4ccfbbce04d2a83f1861b0d87518580c783757b03a7f7a245e3d75318052a8a1622302954 days 1 hr ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4282,000 Ether
0x583a19f41fc55a8744f7e6d04fd3f4549d8b71c34e69a4617b83597d094f0e05619928258 days 2 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4286,000 Ether
0xfed69c39ea457b2d8b122abb717533ac123c51adfdcc0a0b7640b45c78bc665a619794658 days 7 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4283,999.994 Ether
0x2644020a7e6ba190bee395c37e353420cbb693834d62318080047397d504b449619792458 days 7 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4283,999.994 Ether
0xb90bb492e71913c435511128b7a7c3b3b0ee80c689b7a338720003a38a9ab048618754860 days 1 hr ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4283,000 Ether
0xc82680d63d6cfaa206353e1606acf70f8b3beecf54afd251c48bf68f87675a00618715260 days 3 hrs ago0xc5dcb4839087f39ebe34c8c18a05dcfb5806d89e0x1522900b6dafac587d499a862861c0869be6e4281,000 Ether
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Warning: The Compiled Contract might be susceptible to ExpExponentCleanup (medium/high-severity), NestedArrayFunctionCallDecoder (medium-severity), ZeroFunctionSelector (very low-severity) SolidityCompiler Bugs.

Contract Source Code Verified (Similar Match)
Note: Displaying Similar Match Verified Source Code At Contract 0xe236aebe408c6363deadff4db15938708fe07d3f(Excluding Constructor Arguments if_any)
Contract Name: Forwarder
Compiler Text: v0.4.16-nightly.2017.8.11+commit.c84de7fa
Optimization Enabled: Yes
Runs (Optimiser):  200



  Contract Source Code   Find Similiar Contracts

pragma solidity ^0.4.14;

/**
 * Contract that exposes the needed erc20 token functions
 */

contract ERC20Interface {
  // Send _value amount of tokens to address _to
  function transfer(address _to, uint256 _value) returns (bool success);
  // Get the account balance of another account with address _owner
  function balanceOf(address _owner) constant returns (uint256 balance);
}

/**
 * Contract that will forward any incoming Ether to its creator
 */
contract Forwarder {
  // Address to which any funds sent to this contract will be forwarded
  address public parentAddress;
  event ForwarderDeposited(address from, uint value, bytes data);

  event TokensFlushed(
    address tokenContractAddress, // The contract address of the token
    uint value // Amount of token sent
  );

  /**
   * Create the contract, and set the destination address to that of the creator
   */
  function Forwarder() {
    parentAddress = msg.sender;
  }

  /**
   * Modifier that will execute internal code block only if the sender is a parent of the forwarder contract
   */
  modifier onlyParent {
    if (msg.sender != parentAddress) {
      throw;
    }
    _;
  }

  /**
   * Default function; Gets called when Ether is deposited, and forwards it to the destination address
   */
  function() payable {
    if (!parentAddress.call.value(msg.value)(msg.data))
      throw;
    // Fire off the deposited event if we can forward it  
    ForwarderDeposited(msg.sender, msg.value, msg.data);
  }

  /**
   * Execute a token transfer of the full balance from the forwarder token to the main wallet contract
   * @param tokenContractAddress the address of the erc20 token contract
   */
  function flushTokens(address tokenContractAddress) onlyParent {
    ERC20Interface instance = ERC20Interface(tokenContractAddress);
    var forwarderAddress = address(this);
    var forwarderBalance = instance.balanceOf(forwarderAddress);
    if (forwarderBalance == 0) {
      return;
    }
    if (!instance.transfer(parentAddress, forwarderBalance)) {
      throw;
    }
    TokensFlushed(tokenContractAddress, forwarderBalance);
  }

  /**
   * It is possible that funds were sent to this address before the contract was deployed.
   * We can flush those funds to the destination address.
   */
  function flush() {
    if (!parentAddress.call.value(this.balance)())
      throw;
  }
}

/**
 * Basic multi-signer wallet designed for use in a co-signing environment where 2 signatures are required to move funds.
 * Typically used in a 2-of-3 signing configuration. Uses ecrecover to allow for 2 signatures in a single transaction.
 */
contract WalletSimple {
  // Events
  event Deposited(address from, uint value, bytes data);
  event SafeModeActivated(address msgSender);
  event Transacted(
    address msgSender, // Address of the sender of the message initiating the transaction
    address otherSigner, // Address of the signer (second signature) used to initiate the transaction
    bytes32 operation, // Operation hash (sha3 of toAddress, value, data, expireTime, sequenceId)
    address toAddress, // The address the transaction was sent to
    uint value, // Amount of Wei sent to the address
    bytes data // Data sent when invoking the transaction
  );
  event TokenTransacted(
    address msgSender, // Address of the sender of the message initiating the transaction
    address otherSigner, // Address of the signer (second signature) used to initiate the transaction
    bytes32 operation, // Operation hash (sha3 of toAddress, value, tokenContractAddress, expireTime, sequenceId)
    address toAddress, // The address the transaction was sent to
    uint value, // Amount of token sent
    address tokenContractAddress // The contract address of the token
  );

  // Public fields
  address[] public signers; // The addresses that can co-sign transactions on the wallet
  bool public safeMode = false; // When active, wallet may only send to signer addresses

  // Internal fields
  uint constant SEQUENCE_ID_WINDOW_SIZE = 10;
  uint[10] recentSequenceIds;

  /**
   * Modifier that will execute internal code block only if the sender is an authorized signer on this wallet
   */
  modifier onlysigner {
    if (!isSigner(msg.sender)) {
      throw;
    }
    _;
  }

  /**
   * Set up a simple multi-sig wallet by specifying the signers allowed to be used on this wallet.
   * 2 signers will be required to send a transaction from this wallet.
   * Note: The sender is NOT automatically added to the list of signers.
   * Signers CANNOT be changed once they are set
   *
   * @param allowedSigners An array of signers on the wallet
   */
  function WalletSimple(address[] allowedSigners) {
    if (allowedSigners.length != 3) {
      // Invalid number of signers
      throw;
    }
    signers = allowedSigners;
  }

  /**
   * Gets called when a transaction is received without calling a method
   */
  function() payable {
    if (msg.value > 0) {
      // Fire deposited event if we are receiving funds
      Deposited(msg.sender, msg.value, msg.data);
    }
  }

  /**
   * Create a new contract (and also address) that forwards funds to this contract
   * returns address of newly created forwarder address
   */
  function createForwarder() onlysigner returns (address) {
    return new Forwarder();
  }

  /**
   * Execute a multi-signature transaction from this wallet using 2 signers: one from msg.sender and the other from ecrecover.
   * The signature is a signed form (using eth.sign) of tightly packed toAddress, value, data, expireTime and sequenceId
   * Sequence IDs are numbers starting from 1. They are used to prevent replay attacks and may not be repeated.
   *
   * @param toAddress the destination address to send an outgoing transaction
   * @param value the amount in Wei to be sent
   * @param data the data to send to the toAddress when invoking the transaction
   * @param expireTime the number of seconds since 1970 for which this transaction is valid
   * @param sequenceId the unique sequence id obtainable from getNextSequenceId
   * @param signature the result of eth.sign on the operationHash sha3(toAddress, value, data, expireTime, sequenceId)
   */
  function sendMultiSig(address toAddress, uint value, bytes data, uint expireTime, uint sequenceId, bytes signature) onlysigner {
    // Verify the other signer
    var operationHash = sha3("ETHER", toAddress, value, data, expireTime, sequenceId);
    
    var otherSigner = verifyMultiSig(toAddress, operationHash, signature, expireTime, sequenceId);

    // Success, send the transaction
    if (!(toAddress.call.value(value)(data))) {
      // Failed executing transaction
      throw;
    }
    Transacted(msg.sender, otherSigner, operationHash, toAddress, value, data);
  }
  
  /**
   * Execute a multi-signature token transfer from this wallet using 2 signers: one from msg.sender and the other from ecrecover.
   * The signature is a signed form (using eth.sign) of tightly packed toAddress, value, tokenContractAddress, expireTime and sequenceId
   * Sequence IDs are numbers starting from 1. They are used to prevent replay attacks and may not be repeated.
   *
   * @param toAddress the destination address to send an outgoing transaction
   * @param value the amount in tokens to be sent
   * @param tokenContractAddress the address of the erc20 token contract
   * @param expireTime the number of seconds since 1970 for which this transaction is valid
   * @param sequenceId the unique sequence id obtainable from getNextSequenceId
   * @param signature the result of eth.sign on the operationHash sha3(toAddress, value, tokenContractAddress, expireTime, sequenceId)
   */
  function sendMultiSigToken(address toAddress, uint value, address tokenContractAddress, uint expireTime, uint sequenceId, bytes signature) onlysigner {
    // Verify the other signer
    var operationHash = sha3("ERC20", toAddress, value, tokenContractAddress, expireTime, sequenceId);
    
    var otherSigner = verifyMultiSig(toAddress, operationHash, signature, expireTime, sequenceId);
    
    ERC20Interface instance = ERC20Interface(tokenContractAddress);
    if (!instance.transfer(toAddress, value)) {
        throw;
    }
    TokenTransacted(msg.sender, otherSigner, operationHash, toAddress, value, tokenContractAddress);
  }

  /**
   * Execute a token flush from one of the forwarder addresses. This transfer needs only a single signature and can be done by any signer
   *
   * @param forwarderAddress the address of the forwarder address to flush the tokens from
   * @param tokenContractAddress the address of the erc20 token contract
   */
  function flushForwarderTokens(address forwarderAddress, address tokenContractAddress) onlysigner {    
    Forwarder forwarder = Forwarder(forwarderAddress);
    forwarder.flushTokens(tokenContractAddress);
  }  
  
  /**
   * Do common multisig verification for both eth sends and erc20token transfers
   *
   * @param toAddress the destination address to send an outgoing transaction
   * @param operationHash the sha3 of the toAddress, value, data/tokenContractAddress and expireTime
   * @param signature the tightly packed signature of r, s, and v as an array of 65 bytes (returned by eth.sign)
   * @param expireTime the number of seconds since 1970 for which this transaction is valid
   * @param sequenceId the unique sequence id obtainable from getNextSequenceId
   * returns address of the address to send tokens or eth to
   */
  function verifyMultiSig(address toAddress, bytes32 operationHash, bytes signature, uint expireTime, uint sequenceId) private returns (address) {

    var otherSigner = recoverAddressFromSignature(operationHash, signature);

    // Verify if we are in safe mode. In safe mode, the wallet can only send to signers
    if (safeMode && !isSigner(toAddress)) {
      // We are in safe mode and the toAddress is not a signer. Disallow!
      throw;
    }
    // Verify that the transaction has not expired
    if (expireTime < block.timestamp) {
      // Transaction expired
      throw;
    }

    // Try to insert the sequence ID. Will throw if the sequence id was invalid
    tryInsertSequenceId(sequenceId);

    if (!isSigner(otherSigner)) {
      // Other signer not on this wallet or operation does not match arguments
      throw;
    }
    if (otherSigner == msg.sender) {
      // Cannot approve own transaction
      throw;
    }

    return otherSigner;
  }

  /**
   * Irrevocably puts contract into safe mode. When in this mode, transactions may only be sent to signing addresses.
   */
  function activateSafeMode() onlysigner {
    safeMode = true;
    SafeModeActivated(msg.sender);
  }

  /**
   * Determine if an address is a signer on this wallet
   * @param signer address to check
   * returns boolean indicating whether address is signer or not
   */
  function isSigner(address signer) returns (bool) {
    // Iterate through all signers on the wallet and
    for (uint i = 0; i < signers.length; i++) {
      if (signers[i] == signer) {
        return true;
      }
    }
    return false;
  }

  /**
   * Gets the second signer's address using ecrecover
   * @param operationHash the sha3 of the toAddress, value, data/tokenContractAddress and expireTime
   * @param signature the tightly packed signature of r, s, and v as an array of 65 bytes (returned by eth.sign)
   * returns address recovered from the signature
   */
  function recoverAddressFromSignature(bytes32 operationHash, bytes signature) private returns (address) {
    if (signature.length != 65) {
      throw;
    }
    // We need to unpack the signature, which is given as an array of 65 bytes (from eth.sign)
    bytes32 r;
    bytes32 s;
    uint8 v;
    assembly {
      r := mload(add(signature, 32))
      s := mload(add(signature, 64))
      v := and(mload(add(signature, 65)), 255)
    }
    if (v < 27) {
      v += 27; // Ethereum versions are 27 or 28 as opposed to 0 or 1 which is submitted by some signing libs
    }
    return ecrecover(operationHash, v, r, s);
  }

  /**
   * Verify that the sequence id has not been used before and inserts it. Throws if the sequence ID was not accepted.
   * We collect a window of up to 10 recent sequence ids, and allow any sequence id that is not in the window and
   * greater than the minimum element in the window.
   * @param sequenceId to insert into array of stored ids
   */
  function tryInsertSequenceId(uint sequenceId) onlysigner private {
    // Keep a pointer to the lowest value element in the window
    uint lowestValueIndex = 0;
    for (uint i = 0; i < SEQUENCE_ID_WINDOW_SIZE; i++) {
      if (recentSequenceIds[i] == sequenceId) {
        // This sequence ID has been used before. Disallow!
        throw;
      }
      if (recentSequenceIds[i] < recentSequenceIds[lowestValueIndex]) {
        lowestValueIndex = i;
      }
    }
    if (sequenceId < recentSequenceIds[lowestValueIndex]) {
      // The sequence ID being used is lower than the lowest value in the window
      // so we cannot accept it as it may have been used before
      throw;
    }
    if (sequenceId > (recentSequenceIds[lowestValueIndex] + 10000)) {
      // Block sequence IDs which are much higher than the lowest value
      // This prevents people blocking the contract by using very large sequence IDs quickly
      throw;
    }
    recentSequenceIds[lowestValueIndex] = sequenceId;
  }

  /**
   * Gets the next available sequence ID for signing when using executeAndConfirm
   * returns the sequenceId one higher than the highest currently stored
   */
  function getNextSequenceId() returns (uint) {
    uint highestSequenceId = 0;
    for (uint i = 0; i < SEQUENCE_ID_WINDOW_SIZE; i++) {
      if (recentSequenceIds[i] > highestSequenceId) {
        highestSequenceId = recentSequenceIds[i];
      }
    }
    return highestSequenceId + 1;
  }
}

    Contract ABI  
[{"constant":true,"inputs":[],"name":"parentAddress","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"tokenContractAddress","type":"address"}],"name":"flushTokens","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[],"name":"flush","outputs":[],"payable":false,"type":"function"},{"inputs":[],"payable":false,"type":"constructor"},{"payable":true,"type":"fallback"},{"anonymous":false,"inputs":[{"indexed":false,"name":"from","type":"address"},{"indexed":false,"name":"value","type":"uint256"},{"indexed":false,"name":"data","type":"bytes"}],"name":"ForwarderDeposited","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"tokenContractAddress","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"TokensFlushed","type":"event"}]

  Contract Creation Code Switch To Opcodes View
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

   Swarm Source:
bzzr://d0f8838ba17108a895d34ae8ef3bff4e0dc9d639c3c51921fee1d17eaa803721

 

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