diff options
| -rw-r--r-- | src/rpc/mining.cpp | 25 | ||||
| -rw-r--r-- | src/validation.cpp | 8 |
2 files changed, 22 insertions, 11 deletions
diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp index b823c159d3..7e5f0d608e 100644 --- a/src/rpc/mining.cpp +++ b/src/rpc/mining.cpp @@ -720,7 +720,7 @@ protected: UniValue submitblock(const JSONRPCRequest& request) { - if (request.fHelp || request.params.size() < 1 || request.params.size() > 2) + if (request.fHelp || request.params.size() < 1 || request.params.size() > 2) { throw std::runtime_error( "submitblock \"hexdata\" ( \"jsonparametersobject\" )\n" "\nAttempts to submit new block to network.\n" @@ -738,11 +738,17 @@ UniValue submitblock(const JSONRPCRequest& request) + HelpExampleCli("submitblock", "\"mydata\"") + HelpExampleRpc("submitblock", "\"mydata\"") ); + } std::shared_ptr<CBlock> blockptr = std::make_shared<CBlock>(); CBlock& block = *blockptr; - if (!DecodeHexBlk(block, request.params[0].get_str())) + if (!DecodeHexBlk(block, request.params[0].get_str())) { throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed"); + } + + if (block.vtx.empty() || !block.vtx[0]->IsCoinBase()) { + throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block does not start with a coinbase"); + } uint256 hash = block.GetHash(); bool fBlockPresent = false; @@ -751,10 +757,12 @@ UniValue submitblock(const JSONRPCRequest& request) BlockMap::iterator mi = mapBlockIndex.find(hash); if (mi != mapBlockIndex.end()) { CBlockIndex *pindex = mi->second; - if (pindex->IsValid(BLOCK_VALID_SCRIPTS)) + if (pindex->IsValid(BLOCK_VALID_SCRIPTS)) { return "duplicate"; - if (pindex->nStatus & BLOCK_FAILED_MASK) + } + if (pindex->nStatus & BLOCK_FAILED_MASK) { return "duplicate-invalid"; + } // Otherwise, we might only have the header - process the block before returning fBlockPresent = true; } @@ -772,14 +780,15 @@ UniValue submitblock(const JSONRPCRequest& request) RegisterValidationInterface(&sc); bool fAccepted = ProcessNewBlock(Params(), blockptr, true, NULL); UnregisterValidationInterface(&sc); - if (fBlockPresent) - { - if (fAccepted && !sc.found) + if (fBlockPresent) { + if (fAccepted && !sc.found) { return "duplicate-inconclusive"; + } return "duplicate"; } - if (!sc.found) + if (!sc.found) { return "inconclusive"; + } return BIP22ValidationResult(sc.state); } diff --git a/src/validation.cpp b/src/validation.cpp index 6ade633988..7eae5fd800 100644 --- a/src/validation.cpp +++ b/src/validation.cpp @@ -2901,9 +2901,11 @@ bool IsWitnessEnabled(const CBlockIndex* pindexPrev, const Consensus::Params& pa static int GetWitnessCommitmentIndex(const CBlock& block) { int commitpos = -1; - for (size_t o = 0; o < block.vtx[0]->vout.size(); o++) { - if (block.vtx[0]->vout[o].scriptPubKey.size() >= 38 && block.vtx[0]->vout[o].scriptPubKey[0] == OP_RETURN && block.vtx[0]->vout[o].scriptPubKey[1] == 0x24 && block.vtx[0]->vout[o].scriptPubKey[2] == 0xaa && block.vtx[0]->vout[o].scriptPubKey[3] == 0x21 && block.vtx[0]->vout[o].scriptPubKey[4] == 0xa9 && block.vtx[0]->vout[o].scriptPubKey[5] == 0xed) { - commitpos = o; + if (!block.vtx.empty()) { + for (size_t o = 0; o < block.vtx[0]->vout.size(); o++) { + if (block.vtx[0]->vout[o].scriptPubKey.size() >= 38 && block.vtx[0]->vout[o].scriptPubKey[0] == OP_RETURN && block.vtx[0]->vout[o].scriptPubKey[1] == 0x24 && block.vtx[0]->vout[o].scriptPubKey[2] == 0xaa && block.vtx[0]->vout[o].scriptPubKey[3] == 0x21 && block.vtx[0]->vout[o].scriptPubKey[4] == 0xa9 && block.vtx[0]->vout[o].scriptPubKey[5] == 0xed) { + commitpos = o; + } } } return commitpos; |