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Merge pull request #1467

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55fa0479 rpc: new function and RPC to get alternative chain info (moneromooo-monero)
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Riccardo Spagni 2016-12-20 17:44:47 +02:00
commit f5176cb6e8
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10 changed files with 147 additions and 0 deletions
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32
src/cryptonote_core/blockchain.cpp
View file

@ -3878,6 +3878,38 @@ std::map<uint64_t, std::tuple<uint64_t, uint64_t, uint64_t>> Blockchain:: get_ou
return m_db->get_output_histogram(amounts, unlocked, recent_cutoff);
}
std::list<std::pair<Blockchain::block_extended_info,uint64_t>> Blockchain::get_alternative_chains() const
{
std::list<std::pair<Blockchain::block_extended_info,uint64_t>> chains;
for (const auto &i: m_alternative_chains)
{
const crypto::hash &top = i.first;
bool found = false;
for (const auto &j: m_alternative_chains)
{
if (j.second.bl.prev_id == top)
{
found = true;
break;
}
}
if (!found)
{
uint64_t length = 1;
auto h = i.second.bl.prev_id;
blocks_ext_by_hash::const_iterator prev;
while ((prev = m_alternative_chains.find(h)) != m_alternative_chains.end())
{
h = prev->second.bl.prev_id;
++length;
}
chains.push_back(std::make_pair(i.second, length));
}
}
return chains;
}
void Blockchain::cancel()
{
m_cancel = true;

7
src/cryptonote_core/blockchain.h
View file

@ -844,6 +844,13 @@ namespace cryptonote
void block_longhash_worker(const uint64_t height, const std::vector<block> &blocks,
std::unordered_map<crypto::hash, crypto::hash> &map) const;
/**
* @brief returns a set of known alternate chains
*
* @return a list of chains
*/
std::list<std::pair<block_extended_info,uint64_t>> get_alternative_chains() const;
void cancel();
private: