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logical timestamp indexing of block hashes

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This commit is contained in:
Chethan Krishna
2016-07-21 16:52:51 -04:00
parent 0c15767527
commit c8458bf963
7 changed files with 187 additions and 21 deletions
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52
src/rpcblockchain.cpp
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@@ -275,35 +275,75 @@ UniValue getrawmempool(const UniValue& params, bool fHelp)
return mempoolToJSON(fVerbose);
}
UniValue getblockhashes(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 2)
if (fHelp || params.size() < 2)
throw runtime_error(
"getblockhashes timestamp\n"
"\nReturns array of hashes of blocks within the timestamp range provided.\n"
"\nArguments:\n"
"1. high (numeric, required) The newer block timestamp\n"
"2. low (numeric, required) The older block timestamp\n"
"3. options (string, required) A json object\n"
" {\n"
" \"noOrphans\":true (boolean) will only include blocks on the main chain\n"
" \"logicalTimes\":true (boolean) will include logical timestamps with hashes\n"
" }\n"
"\nResult:\n"
"[\n"
" \"hash\" (string) The block hash\n"
"]\n"
"[\n"
" {\n"
" \"blockhash\": (string) The block hash\n"
" \"logicalts\": (numeric) The logical timestamp\n"
" }\n"
"]\n"
"\nExamples:\n"
+ HelpExampleCli("getblockhashes", "1231614698 1231024505")
+ HelpExampleRpc("getblockhashes", "1231614698, 1231024505")
);
+ HelpExampleCli("getblockhashes", "1231614698 1231024505 '{\"noOrphans\":false, \"logicalTimes\":true}'")
);
unsigned int high = params[0].get_int();
unsigned int low = params[1].get_int();
std::vector<uint256> blockHashes;
bool fActiveOnly = false;
bool fLogicalTS = false;
if (!GetTimestampIndex(high, low, blockHashes)) {
if (params.size() > 2) {
if (params[2].isObject()) {
UniValue noOrphans = find_value(params[2].get_obj(), "noOrphans");
UniValue returnLogical = find_value(params[2].get_obj(), "logicalTimes");
if (noOrphans.isBool())
fActiveOnly = noOrphans.get_bool();
if (returnLogical.isBool())
fLogicalTS = returnLogical.get_bool();
}
}
std::vector<std::pair<uint256, unsigned int> > blockHashes;
if (fActiveOnly)
LOCK(cs_main);
if (!GetTimestampIndex(high, low, fActiveOnly, blockHashes)) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available for block hashes");
}
UniValue result(UniValue::VARR);
for (std::vector<uint256>::const_iterator it=blockHashes.begin(); it!=blockHashes.end(); it++) {
result.push_back(it->GetHex());
for (std::vector<std::pair<uint256, unsigned int> >::const_iterator it=blockHashes.begin(); it!=blockHashes.end(); it++) {
if (fLogicalTS) {
UniValue item(UniValue::VOBJ);
item.push_back(Pair("blockhash", it->first.GetHex()));
item.push_back(Pair("logicalts", (int)it->second));
result.push_back(item);
} else {
result.push_back(it->first.GetHex());
}
}
return result;