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Fix the difficulty judgment logic of PoW. #1287

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Fix the difficulty judgment logic of PoW. #1287

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c3754d1
Fix the difficulty judgment logic of PoW.
feiqihang Sep 3, 2019
3615d4d
Fix the difficulty judgment logic of PoW.
feiqihang Sep 3, 2019
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4 changes: 2 additions & 2 deletions ethereumj-core/src/main/java/org/ethereum/mine/EthashAlgo.java
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Original file line number Diff line number Diff line change
Expand Up @@ -216,7 +216,7 @@ public long mine(long fullSize, int[] dataset, byte[] blockHeaderTruncHash, long
nonce++;
Pair<byte[], byte[]> pair = hashimotoFull(fullSize, dataset, blockHeaderTruncHash, longToBytes(nonce));
BigInteger h = new BigInteger(1, pair.getRight() /* ?? */);
if (h.compareTo(target) < 0) break;
if (h.compareTo(target) <= 0) break;
}
return nonce;
}
Expand All @@ -236,7 +236,7 @@ public long mineLight(long fullSize, final int[] cache, byte[] blockHeaderTruncH
nonce++;
Pair<byte[], byte[]> pair = hashimotoLight(fullSize, cache, blockHeaderTruncHash, longToBytes(nonce));
BigInteger h = new BigInteger(1, pair.getRight() /* ?? */);
if (h.compareTo(target) < 0) break;
if (h.compareTo(target) <= 0) break;
}
return nonce;
}
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4 changes: 2 additions & 2 deletions ethereumj-core/src/main/java/org/ethereum/mine/EthashAlgoSlow.java
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Original file line number Diff line number Diff line change
Expand Up @@ -181,7 +181,7 @@ public long mine(long fullSize, byte[][] dataset, byte[] blockHeaderTruncHash, l
nonce++;
Pair<byte[], byte[]> pair = hashimotoFull(fullSize, dataset, blockHeaderTruncHash, longToBytes(nonce));
BigInteger h = new BigInteger(1, pair.getRight() /* ?? */);
if (h.compareTo(target) < 0) break;
if (h.compareTo(target) <= 0) break;
}
return nonce;
}
Expand All @@ -197,7 +197,7 @@ public long mineLight(long fullSize, final byte[][] cache, byte[] blockHeaderTru
nonce++;
Pair<byte[], byte[]> pair = hashimotoLight(fullSize, cache, blockHeaderTruncHash, longToBytes(nonce));
BigInteger h = new BigInteger(1, pair.getRight() /* ?? */);
if (h.compareTo(target) < 0) break;
if (h.compareTo(target) <= 0) break;
}
return nonce;
}
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