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45 lines
1015 B
45 lines
1015 B
pragma solidity ^0.4.0;
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import './PullPayment.sol';
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/*
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* Bounty
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* This bounty will pay out if you can cause a SimpleToken's balance
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* to be lower than its totalSupply, which would mean that it doesn't
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* have sufficient ether for everyone to withdraw.
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*/
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contract Target {
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function checkInvarient() returns(bool);
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}
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contract Bounty is PullPayment {
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Target target;
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bool public claimed;
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mapping(address => address) public researchers;
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function() {
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if (claimed) throw;
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}
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function createTarget(address targetAddress) returns(Target) {
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target = Target(targetAddress);
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researchers[target] = msg.sender;
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return target;
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}
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function checkInvarient() returns(bool){
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return target.checkInvarient();
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}
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function claim(Target target) {
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address researcher = researchers[target];
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if (researcher == 0) throw;
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// Check Target contract invariants
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if (!target.checkInvarient()) {
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throw;
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}
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asyncSend(researcher, this.balance);
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claimed = true;
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}
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}
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