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Contract Overview
Balance: 0.024265780849069425 Ether
Ether Value: $5.09 (@ $209.66/ETH)
Transactions: 53 txns
 Latest 25 txns From a total of 53 Transactions

TxHash Age From To Value [TxFee]
0xd75523fa894801c4ec3801cfe203fc6b7eac982749745e36bf0f1c134c0ee45c207 days 8 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200976
0x2e0210ecc4f946664227904567a0772339f3c3969f8bdcbbfd477ea96c979978207 days 8 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.0034988
0x0579fc02ad096b366d1f07e796190bb23f6e8fd186c88681fb569dc20806ae05207 days 8 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200848
0xe10f4f954f33ad802b87f9050abd6bf056cf6049ae03d55e7ed8b9519409b14c207 days 9 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00297398
0x5e716c70bcf657c60b6e7ba30c8005cc3c1ae2bf1ff97cf61c8663114dd8e447207 days 9 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200976
0x176ca6af9171bc2e163be9dcd671f6e6e63abe86983689b7dfdfdac101158f0a207 days 9 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.0026241
0xb565f4cbf0e874b7c153cf5bc10f3ddd9fd6d28415d73de330ff3fba60c705ce207 days 13 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200976
0x3774d97f11d4565b54386080d8b241590b3b2b5cea9d991ffb2195108b178944207 days 13 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00279904
0xf93007021a3499ae15077edf4fc2e377906205d683610e61b6976400c4632a91207 days 13 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200976
0xba769850baaa2e529a8d1febb2fe3e9bd87c0e629817db58cc8f838f54f4be3a207 days 13 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00279904
0x4bbf7b2c7a27824def183b9c4e9b2d78ea464361e0b5b4cf2940bede30829727207 days 13 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200976
0x795a0202a75c5e936e9e46062d60f43f79ce45a42388e67d6c2d33f81e3f9a44207 days 13 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.002960512
0x90c044936eab5082730fe1cbefd07df8925cfe61daf6f288f8c32472a1f68e70207 days 13 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.002448
0xcec676dd5706872dea78049d83a93c551aeaea780dedfb152130a626c7497989208 days 8 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00297398
0x031e5edfe4cbd126cd785528212cdc3b0c3a290d65f72191658cdfb1a271176d208 days 8 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200976
0x5ef70e2e43ecb6fa0305f0d81c153a94b6d29256bb1da59c4f461375ce8df4fc208 days 8 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.003145544
0x885d9687f595f8c781694ab2aa4df075f7718d869c3291f7ae97351c44e1adb1213 days 14 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200976
0xa8b292362d7bd17fb5027d2e900b38fbd05a193a769ccd3bd211a78ba3b5876e213 days 14 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00349752
0x38ac9f9c4bb0ca8a02aaae7abe40ae2963fca9a8248f92190d762d1c0249cb9e213 days 14 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200976
0x2459b00d7f959cb5c2ab620a7c3dd67acaa766db6832c65b9d63b4e08ccb7887213 days 14 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00370064
0x610dcd92a1fa970c5d54f0d55c79d0c451793012152b1ae2d4dbd2e081ab53ff214 days 13 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200976
0x0b4ae1af254d8ad92a381e23cb5b313fcc60bb34250c98758932cfd353a42dc5214 days 13 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.0034988
0x1ec518abcbd85a3cf70deb3f7808fc46bfc38babd2a79521177129abe3c29af8214 days 13 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200976
0x410f76b2646db91a74f7f01988bd00b6a2493798832246067bfc38e184350558214 days 13 hrs ago0x1a836128518533c4aa1a21e178cdeadba30addb8  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00370064
0x0104bc7c3915e5b2d52de4c01cd4c533c81eb84b59ac473fd4380a2238d44fc0215 days 10 hrs ago0x525192321a2c8a6eff18478ad213348b0dde5c01  IN   0x5505b8415a83f8c190c02458bd8ec0efed15642e0 Ether0.00200976
[ Download CSV Export  ] 
 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
0xd75523fa894801c4ec3801cfe203fc6b7eac982749745e36bf0f1c134c0ee45c5184079207 days 8 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x34a9a6a9ef950b50d66dab245ffcff49b2cb2bbf180.3 Ether
0x0579fc02ad096b366d1f07e796190bb23f6e8fd186c88681fb569dc20806ae055184043207 days 8 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x95a718f73ebb1e9520eb9514d1d5d0aa7a36ff60103 Ether
0x5e716c70bcf657c60b6e7ba30c8005cc3c1ae2bf1ff97cf61c8663114dd8e4475183998207 days 9 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x159691260e0340b9b52f394997fc6cb26c6a8e77188 Ether
0xb565f4cbf0e874b7c153cf5bc10f3ddd9fd6d28415d73de330ff3fba60c705ce5183025207 days 13 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x7a37409638b29afad698681822c729fdfc81137f152 Ether
0xf93007021a3499ae15077edf4fc2e377906205d683610e61b6976400c4632a915182982207 days 13 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0xf0a45a7a7dd42bae12f50a91953a047eedf6c030158 Ether
0x4bbf7b2c7a27824def183b9c4e9b2d78ea464361e0b5b4cf2940bede308297275182953207 days 13 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x92ef794db3cbbbcd80ea11bf10d14a89d5e45660165 Ether
0x031e5edfe4cbd126cd785528212cdc3b0c3a290d65f72191658cdfb1a271176d5178206208 days 8 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x13fc494768d452d44393f7c040300b4153117440155 Ether
0x885d9687f595f8c781694ab2aa4df075f7718d869c3291f7ae97351c44e1adb15147544213 days 14 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x959dfe1d8fce1c3b800fd67ba0d065023db87f73180 Ether
0x38ac9f9c4bb0ca8a02aaae7abe40ae2963fca9a8248f92190d762d1c0249cb9e5147507213 days 14 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0xd398653618413dfc2c2246ae9243992fa85536bb200 Ether
0x610dcd92a1fa970c5d54f0d55c79d0c451793012152b1ae2d4dbd2e081ab53ff5141977214 days 13 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x47180b5642502fead2640e275e7c9dcee3bb4566150 Ether
0x1ec518abcbd85a3cf70deb3f7808fc46bfc38babd2a79521177129abe3c29af85141960214 days 13 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x8d5d881f4af9104eb377dcac812c459bc2e59880100 Ether
0x0104bc7c3915e5b2d52de4c01cd4c533c81eb84b59ac473fd4380a2238d44fc05136846215 days 10 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x922441a7674b18e08a518d8476efa6cd3648dbfa50 Ether
0x694788a042108570aef35ec451fb757b158d968cf653355ce67f5227aad47e745136812215 days 10 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0xa208b351d3f5098352e672d192c22a009b82ca43100 Ether
0x1e4adf9f7422896dc0d4d3daf14da8dede6fa7528aae58a65b52b8b1f763726f5131139216 days 9 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x3ede32d4fbcae56f97a44fb69006443946dac62330 Ether
0x1c98be0a2e840aefc84b17fb5621ce085d5cd4810f7fe0ff46179bfac95d6afe5130630216 days 11 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x4d680925892eced4aa61885ef1f300e99f2135930.7 Ether
0xdc5ce55d8cf785e0e11412d4e0ccc144ace2dcdeb9f235cd3fa6b25d3a4b442c5125562217 days 8 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x38f9ac116e92b9aae8a19ffdb0fd73f8c204e8a2100 Ether
0xfdfab078b2e69f7f2ba5258db92054c63543f392689fb86a1d87c686741dd4235125448217 days 8 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x9fb704bc4ae7ba42413aef82e5f7f5f37602960e0.214242865712571771 Ether
0x6f2236f999e28d50bfe9eca94a564b37b907c099efdc8e5329effd19035a88055108051220 days 7 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0xb76a63fa7658ad0480986e609b9d5b1f1b6b53b95 Ether
0x37b278922e186504d7146d33c13c1f8edb0d06a549413599194f483d6aac97925107758220 days 8 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x6e65327f2270bf1966697004d23e4dedd689e87940.009496578135161081 Ether
0x5c2b9b23df95fbd01727579dd83ecb621244ac87f6210ba6422b9ef11aae43c85107748220 days 8 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x525192321a2c8a6eff18478ad213348b0dde5c010.103157655845428568 Ether
0x6b8693aae47174a3af39f8e28b4751a2cd15c557ac76923339e2c8af8812f90b5102298221 days 6 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0x6e65327f2270bf1966697004d23e4dedd689e879100.003210719522244935 Ether
0xa5d856abdf7942388eb094b86fe380d95e5e05d41b0a434dcd4333950565ff295047209230 days 12 hrs ago0x5505b8415a83f8c190c02458bd8ec0efed15642e0xfcc6d7d4ea67953436f9c6516fa327a08554cd1e0.7 Ether
0x44eca2ff679615ca6d6cfb03cd6abc853fc00f1c9cf0dd33cc87e37d05f2998e5022781234 days 14 hrs ago0xc4575b61286053c0ac362f70cdaa17becd90aacb0x5505b8415a83f8c190c02458bd8ec0efed15642e10 Ether
0x843c5a8077dc015b36761639244bcccaaf5fcbc3c6c824171c123741c02ab6af5022752234 days 14 hrs ago0xc4575b61286053c0ac362f70cdaa17becd90aacb0x5505b8415a83f8c190c02458bd8ec0efed15642e1 Ether
0xe1217a32a129473680c9a8583a8e36aa05724ec3a9776c031195daaea35849445022626234 days 15 hrs ago0xc4575b61286053c0ac362f70cdaa17becd90aacb0x5505b8415a83f8c190c02458bd8ec0efed15642e1 Ether
[ Download CSV Export  ] 
Contract Name: Wallet
Compiler Text: v0.3.2-2016-04-18-81ae2a7
Optimization Enabled: No
Runs (Optimiser):  200



  Contract Source Code   Find Similiar Contracts

//sol Wallet
// Multi-sig, daily-limited account proxy/wallet.
// @authors:
// Gav Wood <[email protected]>
// inheritable "property" contract that enables methods to be protected by requiring the acquiescence of either a
// single, or, crucially, each of a number of, designated owners.
// usage:
// use modifiers onlyowner (just own owned) or onlymanyowners(hash), whereby the same hash must be provided by
// some number (specified in constructor) of the set of owners (specified in the constructor, modifiable) before the
// interior is executed.
contract multiowned {

    // TYPES

    // struct for the status of a pending operation.
    struct PendingState {
        uint yetNeeded;
        uint ownersDone;
        uint index;
    }

    // EVENTS

    // this contract only has five types of events: it can accept a confirmation, in which case
    // we record owner and operation (hash) alongside it.
    event Confirmation(address owner, bytes32 operation);
    event Revoke(address owner, bytes32 operation);
    // some others are in the case of an owner changing.
    event OwnerChanged(address oldOwner, address newOwner);
    event OwnerAdded(address newOwner);
    event OwnerRemoved(address oldOwner);
    // the last one is emitted if the required signatures change
    event RequirementChanged(uint newRequirement);

    // MODIFIERS

    // simple single-sig function modifier.
    modifier onlyowner {
        if (isOwner(msg.sender))
            _
    }
    // multi-sig function modifier: the operation must have an intrinsic hash in order
    // that later attempts can be realised as the same underlying operation and
    // thus count as confirmations.
    modifier onlymanyowners(bytes32 _operation) {
        if (confirmAndCheck(_operation))
            _
    }

    // METHODS

    // constructor is given number of sigs required to do protected "onlymanyowners" transactions
    // as well as the selection of addresses capable of confirming them.
    function multiowned(address[] _owners, uint _required) {
        m_numOwners = _owners.length + 1;
        m_owners[1] = uint(msg.sender);
        m_ownerIndex[uint(msg.sender)] = 1;
        for (uint i = 0; i < _owners.length; ++i)
        {
            m_owners[2 + i] = uint(_owners[i]);
            m_ownerIndex[uint(_owners[i])] = 2 + i;
        }
        m_required = _required;
    }
    
    // Revokes a prior confirmation of the given operation
    function revoke(bytes32 _operation) external {
        uint ownerIndex = m_ownerIndex[uint(msg.sender)];
        // make sure they're an owner
        if (ownerIndex == 0) return;
        uint ownerIndexBit = 2**ownerIndex;
        var pending = m_pending[_operation];
        if (pending.ownersDone & ownerIndexBit > 0) {
            pending.yetNeeded++;
            pending.ownersDone -= ownerIndexBit;
            Revoke(msg.sender, _operation);
        }
    }
    
    // Replaces an owner `_from` with another `_to`.
    function changeOwner(address _from, address _to) onlymanyowners(sha3(msg.data, block.number)) external {
        if (isOwner(_to)) return;
        uint ownerIndex = m_ownerIndex[uint(_from)];
        if (ownerIndex == 0) return;

        clearPending();
        m_owners[ownerIndex] = uint(_to);
        m_ownerIndex[uint(_from)] = 0;
        m_ownerIndex[uint(_to)] = ownerIndex;
        OwnerChanged(_from, _to);
    }
    
    function addOwner(address _owner) onlymanyowners(sha3(msg.data, block.number)) external {
        if (isOwner(_owner)) return;

        clearPending();
        if (m_numOwners >= c_maxOwners)
            reorganizeOwners();
        if (m_numOwners >= c_maxOwners)
            return;
        m_numOwners++;
        m_owners[m_numOwners] = uint(_owner);
        m_ownerIndex[uint(_owner)] = m_numOwners;
        OwnerAdded(_owner);
    }
    
    function removeOwner(address _owner) onlymanyowners(sha3(msg.data, block.number)) external {
        uint ownerIndex = m_ownerIndex[uint(_owner)];
        if (ownerIndex == 0) return;
        if (m_required > m_numOwners - 1) return;

        m_owners[ownerIndex] = 0;
        m_ownerIndex[uint(_owner)] = 0;
        clearPending();
        reorganizeOwners(); //make sure m_numOwner is equal to the number of owners and always points to the optimal free slot
        OwnerRemoved(_owner);
    }
    
    function changeRequirement(uint _newRequired) onlymanyowners(sha3(msg.data, block.number)) external {
        if (_newRequired > m_numOwners) return;
        m_required = _newRequired;
        clearPending();
        RequirementChanged(_newRequired);
    }
    
    function isOwner(address _addr) returns (bool) {
        return m_ownerIndex[uint(_addr)] > 0;
    }
    
    function hasConfirmed(bytes32 _operation, address _owner) constant returns (bool) {
        var pending = m_pending[_operation];
        uint ownerIndex = m_ownerIndex[uint(_owner)];

        // make sure they're an owner
        if (ownerIndex == 0) return false;

        // determine the bit to set for this owner.
        uint ownerIndexBit = 2**ownerIndex;
        if (pending.ownersDone & ownerIndexBit == 0) {
            return false;
        } else {
            return true;
        }
    }
    
    // INTERNAL METHODS

    function confirmAndCheck(bytes32 _operation) internal returns (bool) {
        // determine what index the present sender is:
        uint ownerIndex = m_ownerIndex[uint(msg.sender)];
        // make sure they're an owner
        if (ownerIndex == 0) return;

        var pending = m_pending[_operation];
        // if we're not yet working on this operation, switch over and reset the confirmation status.
        if (pending.yetNeeded == 0) {
            // reset count of confirmations needed.
            pending.yetNeeded = m_required;
            // reset which owners have confirmed (none) - set our bitmap to 0.
            pending.ownersDone = 0;
            pending.index = m_pendingIndex.length++;
            m_pendingIndex[pending.index] = _operation;
        }
        // determine the bit to set for this owner.
        uint ownerIndexBit = 2**ownerIndex;
        // make sure we (the message sender) haven't confirmed this operation previously.
        if (pending.ownersDone & ownerIndexBit == 0) {
            Confirmation(msg.sender, _operation);
            // ok - check if count is enough to go ahead.
            if (pending.yetNeeded <= 1) {
                // enough confirmations: reset and run interior.
                delete m_pendingIndex[m_pending[_operation].index];
                delete m_pending[_operation];
                return true;
            }
            else
            {
                // not enough: record that this owner in particular confirmed.
                pending.yetNeeded--;
                pending.ownersDone |= ownerIndexBit;
            }
        }
    }

    function reorganizeOwners() private returns (bool) {
        uint free = 1;
        while (free < m_numOwners)
        {
            while (free < m_numOwners && m_owners[free] != 0) free++;
            while (m_numOwners > 1 && m_owners[m_numOwners] == 0) m_numOwners--;
            if (free < m_numOwners && m_owners[m_numOwners] != 0 && m_owners[free] == 0)
            {
                m_owners[free] = m_owners[m_numOwners];
                m_ownerIndex[m_owners[free]] = free;
                m_owners[m_numOwners] = 0;
            }
        }
    }
    
    function clearPending() internal {
        uint length = m_pendingIndex.length;
        for (uint i = 0; i < length; ++i)
            if (m_pendingIndex[i] != 0)
                delete m_pending[m_pendingIndex[i]];
        delete m_pendingIndex;
    }
        
    // FIELDS

    // the number of owners that must confirm the same operation before it is run.
    uint public m_required;
    // pointer used to find a free slot in m_owners
    uint public m_numOwners;
    
    // list of owners
    uint[256] m_owners;
    uint constant c_maxOwners = 250;
    // index on the list of owners to allow reverse lookup
    mapping(uint => uint) m_ownerIndex;
    // the ongoing operations.
    mapping(bytes32 => PendingState) m_pending;
    bytes32[] m_pendingIndex;
}

// inheritable "property" contract that enables methods to be protected by placing a linear limit (specifiable)
// on a particular resource per calendar day. is multiowned to allow the limit to be altered. resource that method
// uses is specified in the modifier.
contract daylimit is multiowned {

    // MODIFIERS

    // simple modifier for daily limit.
    modifier limitedDaily(uint _value) {
        if (underLimit(_value))
            _
    }

    // METHODS

    // constructor - stores initial daily limit and records the present day's index.
    function daylimit(uint _limit) {
        m_dailyLimit = _limit;
        m_lastDay = today();
    }
    // (re)sets the daily limit. needs many of the owners to confirm. doesn't alter the amount already spent today.
    function setDailyLimit(uint _newLimit) onlymanyowners(sha3(msg.data, block.number)) external {
        m_dailyLimit = _newLimit;
    }
    // (re)sets the daily limit. needs many of the owners to confirm. doesn't alter the amount already spent today.
    function resetSpentToday() onlymanyowners(sha3(msg.data, block.number)) external {
        m_spentToday = 0;
    }
    
    // INTERNAL METHODS
    
    // checks to see if there is at least `_value` left from the daily limit today. if there is, subtracts it and
    // returns true. otherwise just returns false.
    function underLimit(uint _value) internal onlyowner returns (bool) {
        // reset the spend limit if we're on a different day to last time.
        if (today() > m_lastDay) {
            m_spentToday = 0;
            m_lastDay = today();
        }
        // check to see if there's enough left - if so, subtract and return true.
        if (m_spentToday + _value >= m_spentToday && m_spentToday + _value <= m_dailyLimit) {
            m_spentToday += _value;
            return true;
        }
        return false;
    }
    // determines today's index.
    function today() private constant returns (uint) { return now / 1 days; }

    // FIELDS

    uint public m_dailyLimit;
    uint public m_spentToday;
    uint public m_lastDay;
}

// interface contract for multisig proxy contracts; see below for docs.
contract multisig {

    // EVENTS

    // logged events:
    // Funds has arrived into the wallet (record how much).
    event Deposit(address from, uint value);
    // Single transaction going out of the wallet (record who signed for it, how much, and to whom it's going).
    event SingleTransact(address owner, uint value, address to, bytes data);
    // Multi-sig transaction going out of the wallet (record who signed for it last, the operation hash, how much, and to whom it's going).
    event MultiTransact(address owner, bytes32 operation, uint value, address to, bytes data);
    // Confirmation still needed for a transaction.
    event ConfirmationNeeded(bytes32 operation, address initiator, uint value, address to, bytes data);
    
    // FUNCTIONS
    
    // TODO: document
    function changeOwner(address _from, address _to) external;
    function execute(address _to, uint _value, bytes _data) external returns (bytes32);
    function confirm(bytes32 _h) returns (bool);
}

// usage:
// bytes32 h = Wallet(w).from(oneOwner).transact(to, value, data);
// Wallet(w).from(anotherOwner).confirm(h);
contract Wallet is multisig, multiowned, daylimit {

    uint public version = 2;

    // TYPES

    // Transaction structure to remember details of transaction lest it need be saved for a later call.
    struct Transaction {
        address to;
        uint value;
        bytes data;
    }

    // METHODS

    // constructor - just pass on the owner array to the multiowned and
    // the limit to daylimit
    function Wallet(address[] _owners, uint _required, uint _daylimit)
            multiowned(_owners, _required) daylimit(_daylimit) {
    }
    
    // kills the contract sending everything to `_to`.
    function kill(address _to) onlymanyowners(sha3(msg.data, block.number)) external {
        suicide(_to);
    }
    
    // gets called when no other function matches
    function() {
        // just being sent some cash?
        if (msg.value > 0)
            Deposit(msg.sender, msg.value);
    }
    
    // Outside-visible transact entry point. Executes transacion immediately if below daily spend limit.
    // If not, goes into multisig process. We provide a hash on return to allow the sender to provide
    // shortcuts for the other confirmations (allowing them to avoid replicating the _to, _value
    // and _data arguments). They still get the option of using them if they want, anyways.
    function execute(address _to, uint _value, bytes _data) external onlyowner returns (bytes32 _r) {
        // first, take the opportunity to check that we're under the daily limit.
        if (underLimit(_value)) {
            SingleTransact(msg.sender, _value, _to, _data);
            // yes - just execute the call.
            _to.call.value(_value)(_data);
            return 0;
        }
        // determine our operation hash.
        _r = sha3(msg.data, block.number);
        if (!confirm(_r) && m_txs[_r].to == 0) {
            m_txs[_r].to = _to;
            m_txs[_r].value = _value;
            m_txs[_r].data = _data;
            ConfirmationNeeded(_r, msg.sender, _value, _to, _data);
        }
    }
    
    // confirm a transaction through just the hash. we use the previous transactions map, m_txs, in order
    // to determine the body of the transaction from the hash provided.
    function confirm(bytes32 _h) onlymanyowners(_h) returns (bool) {
        if (m_txs[_h].to != 0) {
            m_txs[_h].to.call.value(m_txs[_h].value)(m_txs[_h].data);
            MultiTransact(msg.sender, _h, m_txs[_h].value, m_txs[_h].to, m_txs[_h].data);
            delete m_txs[_h];
            return true;
        }
    }
    
    // INTERNAL METHODS
    
    function clearPending() internal {
        uint length = m_pendingIndex.length;
        for (uint i = 0; i < length; ++i)
            delete m_txs[m_pendingIndex[i]];
        super.clearPending();
    }

    // FIELDS

    // pending transactions we have at present.
    mapping (bytes32 => Transaction) m_txs;
}

    Contract ABI  
[{"constant":false,"inputs":[{"name":"_owner","type":"address"}],"name":"removeOwner","outputs":[],"type":"function"},{"constant":false,"inputs":[{"name":"_addr","type":"address"}],"name":"isOwner","outputs":[{"name":"","type":"bool"}],"type":"function"},{"constant":true,"inputs":[],"name":"m_numOwners","outputs":[{"name":"","type":"uint256"}],"type":"function"},{"constant":true,"inputs":[],"name":"m_lastDay","outputs":[{"name":"","type":"uint256"}],"type":"function"},{"constant":true,"inputs":[],"name":"version","outputs":[{"name":"","type":"uint256"}],"type":"function"},{"constant":false,"inputs":[],"name":"resetSpentToday","outputs":[],"type":"function"},{"constant":true,"inputs":[],"name":"m_spentToday","outputs":[{"name":"","type":"uint256"}],"type":"function"},{"constant":false,"inputs":[{"name":"_owner","type":"address"}],"name":"addOwner","outputs":[],"type":"function"},{"constant":true,"inputs":[],"name":"m_required","outputs":[{"name":"","type":"uint256"}],"type":"function"},{"constant":false,"inputs":[{"name":"_h","type":"bytes32"}],"name":"confirm","outputs":[{"name":"","type":"bool"}],"type":"function"},{"constant":false,"inputs":[{"name":"_newLimit","type":"uint256"}],"name":"setDailyLimit","outputs":[],"type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"},{"name":"_data","type":"bytes"}],"name":"execute","outputs":[{"name":"_r","type":"bytes32"}],"type":"function"},{"constant":false,"inputs":[{"name":"_operation","type":"bytes32"}],"name":"revoke","outputs":[],"type":"function"},{"constant":false,"inputs":[{"name":"_newRequired","type":"uint256"}],"name":"changeRequirement","outputs":[],"type":"function"},{"constant":true,"inputs":[{"name":"_operation","type":"bytes32"},{"name":"_owner","type":"address"}],"name":"hasConfirmed","outputs":[{"name":"","type":"bool"}],"type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"}],"name":"kill","outputs":[],"type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"}],"name":"changeOwner","outputs":[],"type":"function"},{"constant":true,"inputs":[],"name":"m_dailyLimit","outputs":[{"name":"","type":"uint256"}],"type":"function"},{"inputs":[{"name":"_owners","type":"address[]"},{"name":"_required","type":"uint256"},{"name":"_daylimit","type":"uint256"}],"type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"name":"owner","type":"address"},{"indexed":false,"name":"operation","type":"bytes32"}],"name":"Confirmation","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"owner","type":"address"},{"indexed":false,"name":"operation","type":"bytes32"}],"name":"Revoke","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"oldOwner","type":"address"},{"indexed":false,"name":"newOwner","type":"address"}],"name":"OwnerChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"newOwner","type":"address"}],"name":"OwnerAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"oldOwner","type":"address"}],"name":"OwnerRemoved","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"newRequirement","type":"uint256"}],"name":"RequirementChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"from","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Deposit","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"owner","type":"address"},{"indexed":false,"name":"value","type":"uint256"},{"indexed":false,"name":"to","type":"address"},{"indexed":false,"name":"data","type":"bytes"}],"name":"SingleTransact","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"owner","type":"address"},{"indexed":false,"name":"operation","type":"bytes32"},{"indexed":false,"name":"value","type":"uint256"},{"indexed":false,"name":"to","type":"address"},{"indexed":false,"name":"data","type":"bytes"}],"name":"MultiTransact","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"operation","type":"bytes32"},{"indexed":false,"name":"initiator","type":"address"},{"indexed":false,"name":"value","type":"uint256"},{"indexed":false,"name":"to","type":"address"},{"indexed":false,"name":"data","type":"bytes"}],"name":"ConfirmationNeeded","type":"event"}]

  Contract Creation Code Switch To Opcodes View
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