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Merge pull request #19 from JeremyRand/namecoin-fix-hash-verification

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Fix verification bug in Namecoin.
This commit is contained in:
Ross Nicoll 2017-03-22 10:13:59 +00:00 committed by GitHub
commit 1419b81241
1 changed files with 7 additions and 0 deletions
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7
namecoin/src/main/java/org/libdohj/names/NameLookupByBlockHashOneFullBlock.java
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@ -42,6 +42,13 @@ public class NameLookupByBlockHashOneFullBlock implements NameLookupByBlockHash
// The full block hasn't been verified in any way! // The full block hasn't been verified in any way!
// So let's do that now. // So let's do that now.
if (! nameFullBlock.getHash().equals(blockHash)) {
throw new Exception("Block hash mismatch!");
}
// Now we know that the received block actually does have a header that matches the hash that we requested.
// However, that doesn't mean that the block's contents are valid.
final EnumSet<Block.VerifyFlag> flags = EnumSet.noneOf(Block.VerifyFlag.class); final EnumSet<Block.VerifyFlag> flags = EnumSet.noneOf(Block.VerifyFlag.class);
nameFullBlock.verify(-1, flags); nameFullBlock.verify(-1, flags);