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Fix short address decoding #111

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Fix short address decoding #111

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13 changes: 4 additions & 9 deletions contracts/libraries/RLP.sol
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Original file line number Diff line number Diff line change
Expand Up @@ -300,16 +300,11 @@ library RLP {
/// @param self The RLPItem.
/// @return The decoded string.
function toAddress(RLPItem memory self) internal pure returns (address data) {
if(!isData(self))
revert();
uint rStartPos;
uint len;
(rStartPos, len) = _decode(self);
if (len != 20)
(, len) = _decode(self);
if (len > 20)
revert();
assembly {
data := div(mload(rStartPos), exp(256, 12))
}
return address(toUint(self));
}

// Get the payload offset.
Expand Down Expand Up @@ -424,4 +419,4 @@ library RLP {
return false;
return true;
}
}
}