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@ -2274,7 +2274,7 @@ bool AcceptBlockHeader(CBlockHeader& block, CValidationState& state, CBlockIndex |
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if (miSelf != mapBlockIndex.end()) { |
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if (miSelf != mapBlockIndex.end()) { |
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pindex = miSelf->second; |
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pindex = miSelf->second; |
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if (pindex->nStatus & BLOCK_FAILED_MASK) |
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if (pindex->nStatus & BLOCK_FAILED_MASK) |
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return state.Invalid(error("AcceptBlock() : block is marked invalid"), 0, "duplicate"); |
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return state.Invalid(error("%s : block is marked invalid", __func__), 0, "duplicate"); |
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} |
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} |
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CBlockIndex* pcheckpoint = Checkpoints::GetLastCheckpoint(); |
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CBlockIndex* pcheckpoint = Checkpoints::GetLastCheckpoint(); |
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@ -2284,12 +2284,12 @@ bool AcceptBlockHeader(CBlockHeader& block, CValidationState& state, CBlockIndex |
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int64_t deltaTime = block.GetBlockTime() - pcheckpoint->GetBlockTime(); |
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int64_t deltaTime = block.GetBlockTime() - pcheckpoint->GetBlockTime(); |
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if (deltaTime < 0) |
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if (deltaTime < 0) |
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{ |
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{ |
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return state.DoS(100, error("CheckBlockHeader() : block with timestamp before last checkpoint"), |
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return state.DoS(100, error("%s : block with timestamp before last checkpoint", __func__), |
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REJECT_CHECKPOINT, "time-too-old"); |
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REJECT_CHECKPOINT, "time-too-old"); |
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} |
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} |
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if (!CheckMinWork(block.nBits, pcheckpoint->nBits, deltaTime)) |
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if (!CheckMinWork(block.nBits, pcheckpoint->nBits, deltaTime)) |
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{ |
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{ |
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return state.DoS(100, error("CheckBlockHeader() : block with too little proof-of-work"), |
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return state.DoS(100, error("%s : block with too little proof-of-work", __func__), |
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REJECT_INVALID, "bad-diffbits"); |
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REJECT_INVALID, "bad-diffbits"); |
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} |
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} |
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} |
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} |
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@ -2300,36 +2300,36 @@ bool AcceptBlockHeader(CBlockHeader& block, CValidationState& state, CBlockIndex |
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if (hash != Params().HashGenesisBlock()) { |
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if (hash != Params().HashGenesisBlock()) { |
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BlockMap::iterator mi = mapBlockIndex.find(block.hashPrevBlock); |
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BlockMap::iterator mi = mapBlockIndex.find(block.hashPrevBlock); |
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if (mi == mapBlockIndex.end()) |
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if (mi == mapBlockIndex.end()) |
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return state.DoS(10, error("AcceptBlock() : prev block not found"), 0, "bad-prevblk"); |
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return state.DoS(10, error("%s : prev block not found", __func__), 0, "bad-prevblk"); |
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pindexPrev = (*mi).second; |
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pindexPrev = (*mi).second; |
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nHeight = pindexPrev->nHeight+1; |
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nHeight = pindexPrev->nHeight+1; |
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// Check proof of work
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// Check proof of work
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if ((!Params().SkipProofOfWorkCheck()) && |
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if ((!Params().SkipProofOfWorkCheck()) && |
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(block.nBits != GetNextWorkRequired(pindexPrev, &block))) |
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(block.nBits != GetNextWorkRequired(pindexPrev, &block))) |
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return state.DoS(100, error("AcceptBlock() : incorrect proof of work"), |
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return state.DoS(100, error("%s : incorrect proof of work", __func__), |
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REJECT_INVALID, "bad-diffbits"); |
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REJECT_INVALID, "bad-diffbits"); |
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// Check timestamp against prev
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// Check timestamp against prev
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if (block.GetBlockTime() <= pindexPrev->GetMedianTimePast()) |
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if (block.GetBlockTime() <= pindexPrev->GetMedianTimePast()) |
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return state.Invalid(error("AcceptBlock() : block's timestamp is too early"), |
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return state.Invalid(error("%s : block's timestamp is too early", __func__), |
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REJECT_INVALID, "time-too-old"); |
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REJECT_INVALID, "time-too-old"); |
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// Check that the block chain matches the known block chain up to a checkpoint
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// Check that the block chain matches the known block chain up to a checkpoint
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if (!Checkpoints::CheckBlock(nHeight, hash)) |
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if (!Checkpoints::CheckBlock(nHeight, hash)) |
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return state.DoS(100, error("AcceptBlock() : rejected by checkpoint lock-in at %d", nHeight), |
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return state.DoS(100, error("%s : rejected by checkpoint lock-in at %d", __func__, nHeight), |
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REJECT_CHECKPOINT, "checkpoint mismatch"); |
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REJECT_CHECKPOINT, "checkpoint mismatch"); |
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// Don't accept any forks from the main chain prior to last checkpoint
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// Don't accept any forks from the main chain prior to last checkpoint
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CBlockIndex* pcheckpoint = Checkpoints::GetLastCheckpoint(); |
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CBlockIndex* pcheckpoint = Checkpoints::GetLastCheckpoint(); |
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if (pcheckpoint && nHeight < pcheckpoint->nHeight) |
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if (pcheckpoint && nHeight < pcheckpoint->nHeight) |
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return state.DoS(100, error("AcceptBlock() : forked chain older than last checkpoint (height %d)", nHeight)); |
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return state.DoS(100, error("%s : forked chain older than last checkpoint (height %d)", __func__, nHeight)); |
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// Reject block.nVersion=1 blocks when 95% (75% on testnet) of the network has upgraded:
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// Reject block.nVersion=1 blocks when 95% (75% on testnet) of the network has upgraded:
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if (block.nVersion < 2 && |
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if (block.nVersion < 2 && |
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CBlockIndex::IsSuperMajority(2, pindexPrev, Params().RejectBlockOutdatedMajority())) |
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CBlockIndex::IsSuperMajority(2, pindexPrev, Params().RejectBlockOutdatedMajority())) |
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{ |
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{ |
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return state.Invalid(error("AcceptBlock() : rejected nVersion=1 block"), |
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return state.Invalid(error("%s : rejected nVersion=1 block", __func__), |
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REJECT_OBSOLETE, "bad-version"); |
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REJECT_OBSOLETE, "bad-version"); |
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} |
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} |
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} |
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} |
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