Jeff Garzik
12 years ago
committed by
Jeff Garzik
11 changed files with 215 additions and 197 deletions
@ -0,0 +1,165 @@
@@ -0,0 +1,165 @@
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// Copyright (c) 2010 Satoshi Nakamoto
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// Copyright (c) 2009-2012 The Bitcoin developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "main.h" |
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#include "bitcoinrpc.h" |
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using namespace json_spirit; |
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using namespace std; |
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double GetDifficulty(const CBlockIndex* blockindex) |
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{ |
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// Floating point number that is a multiple of the minimum difficulty,
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// minimum difficulty = 1.0.
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if (blockindex == NULL) |
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{ |
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if (pindexBest == NULL) |
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return 1.0; |
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else |
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blockindex = pindexBest; |
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} |
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int nShift = (blockindex->nBits >> 24) & 0xff; |
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double dDiff = |
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(double)0x0000ffff / (double)(blockindex->nBits & 0x00ffffff); |
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while (nShift < 29) |
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{ |
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dDiff *= 256.0; |
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nShift++; |
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} |
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while (nShift > 29) |
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{ |
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dDiff /= 256.0; |
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nShift--; |
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} |
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return dDiff; |
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} |
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Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex) |
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{ |
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Object result; |
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result.push_back(Pair("hash", block.GetHash().GetHex())); |
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CMerkleTx txGen(block.vtx[0]); |
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txGen.SetMerkleBranch(&block); |
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result.push_back(Pair("confirmations", (int)txGen.GetDepthInMainChain())); |
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result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION))); |
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result.push_back(Pair("height", blockindex->nHeight)); |
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result.push_back(Pair("version", block.nVersion)); |
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result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex())); |
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Array txs; |
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BOOST_FOREACH(const CTransaction&tx, block.vtx) |
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txs.push_back(tx.GetHash().GetHex()); |
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result.push_back(Pair("tx", txs)); |
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result.push_back(Pair("time", (boost::int64_t)block.GetBlockTime())); |
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result.push_back(Pair("nonce", (boost::uint64_t)block.nNonce)); |
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result.push_back(Pair("bits", HexBits(block.nBits))); |
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result.push_back(Pair("difficulty", GetDifficulty(blockindex))); |
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if (blockindex->pprev) |
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result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex())); |
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if (blockindex->pnext) |
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result.push_back(Pair("nextblockhash", blockindex->pnext->GetBlockHash().GetHex())); |
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return result; |
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} |
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Value getblockcount(const Array& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 0) |
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throw runtime_error( |
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"getblockcount\n" |
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"Returns the number of blocks in the longest block chain."); |
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return nBestHeight; |
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} |
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Value getdifficulty(const Array& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 0) |
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throw runtime_error( |
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"getdifficulty\n" |
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"Returns the proof-of-work difficulty as a multiple of the minimum difficulty."); |
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return GetDifficulty(); |
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} |
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Value settxfee(const Array& params, bool fHelp) |
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{ |
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if (fHelp || params.size() < 1 || params.size() > 1) |
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throw runtime_error( |
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"settxfee <amount>\n" |
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"<amount> is a real and is rounded to the nearest 0.00000001"); |
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// Amount
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int64 nAmount = 0; |
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if (params[0].get_real() != 0.0) |
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nAmount = AmountFromValue(params[0]); // rejects 0.0 amounts
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nTransactionFee = nAmount; |
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return true; |
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} |
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Value getrawmempool(const Array& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 0) |
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throw runtime_error( |
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"getrawmempool\n" |
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"Returns all transaction ids in memory pool."); |
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vector<uint256> vtxid; |
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mempool.queryHashes(vtxid); |
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Array a; |
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BOOST_FOREACH(const uint256& hash, vtxid) |
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a.push_back(hash.ToString()); |
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return a; |
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} |
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Value getblockhash(const Array& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 1) |
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throw runtime_error( |
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"getblockhash <index>\n" |
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"Returns hash of block in best-block-chain at <index>."); |
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int nHeight = params[0].get_int(); |
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if (nHeight < 0 || nHeight > nBestHeight) |
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throw runtime_error("Block number out of range."); |
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CBlockIndex* pblockindex = FindBlockByHeight(nHeight); |
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return pblockindex->phashBlock->GetHex(); |
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} |
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Value getblock(const Array& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 1) |
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throw runtime_error( |
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"getblock <hash>\n" |
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"Returns details of a block with given block-hash."); |
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std::string strHash = params[0].get_str(); |
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uint256 hash(strHash); |
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if (mapBlockIndex.count(hash) == 0) |
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throw JSONRPCError(-5, "Block not found"); |
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CBlock block; |
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CBlockIndex* pblockindex = mapBlockIndex[hash]; |
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block.ReadFromDisk(pblockindex, true); |
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return blockToJSON(block, pblockindex); |
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} |
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