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authorLuke Dashjr <luke-jr+git@utopios.org>2012-09-10 02:55:03 +0000
committerLuke Dashjr <luke-jr+git@utopios.org>2014-11-20 00:15:16 +0000
commit9765a50cbdbcb45cc87c51e301663c2b29ff1bf8 (patch)
treebf7597e6d90666f6a97dfd12ef518814fcefa72b /src/rpcmining.cpp
parent3dcbb9b6b488f077d4ab7e4296dffbf3aea4a0fb (diff)
Implement BIP 23 Block Proposal
Diffstat (limited to 'src/rpcmining.cpp')
-rw-r--r--src/rpcmining.cpp33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/rpcmining.cpp b/src/rpcmining.cpp
index 577f377796..0d49fb34d2 100644
--- a/src/rpcmining.cpp
+++ b/src/rpcmining.cpp
@@ -379,6 +379,36 @@ Value getblocktemplate(const Array& params, bool fHelp)
else
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
lpval = find_value(oparam, "longpollid");
+
+ if (strMode == "proposal")
+ {
+ const Value& dataval = find_value(oparam, "data");
+ if (dataval.type() != str_type)
+ throw JSONRPCError(RPC_TYPE_ERROR, "Missing data String key for proposal");
+
+ CBlock block;
+ if (!DecodeHexBlk(block, dataval.get_str()))
+ throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");
+
+ uint256 hash = block.GetHash();
+ BlockMap::iterator mi = mapBlockIndex.find(hash);
+ if (mi != mapBlockIndex.end()) {
+ CBlockIndex *pindex = mi->second;
+ if (pindex->IsValid(BLOCK_VALID_SCRIPTS))
+ return "duplicate";
+ if (pindex->nStatus & BLOCK_FAILED_MASK)
+ return "duplicate-invalid";
+ return "duplicate-inconclusive";
+ }
+
+ CBlockIndex* const pindexPrev = chainActive.Tip();
+ // TestBlockValidity only supports blocks built on the current Tip
+ if (block.hashPrevBlock != pindexPrev->GetBlockHash())
+ return "inconclusive-not-best-prevblk";
+ CValidationState state;
+ TestBlockValidity(state, block, pindexPrev, false, true);
+ return BIP22ValidationResult(state);
+ }
}
if (strMode != "template")
@@ -481,6 +511,8 @@ Value getblocktemplate(const Array& params, bool fHelp)
UpdateTime(pblock, pindexPrev);
pblock->nNonce = 0;
+ static const Array aCaps = boost::assign::list_of("proposal");
+
Array transactions;
map<uint256, int64_t> setTxIndex;
int i = 0;
@@ -527,6 +559,7 @@ Value getblocktemplate(const Array& params, bool fHelp)
}
Object result;
+ result.push_back(Pair("capabilities", aCaps));
result.push_back(Pair("version", pblock->nVersion));
result.push_back(Pair("previousblockhash", pblock->hashPrevBlock.GetHex()));
result.push_back(Pair("transactions", transactions));