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Don't copy blockchain for coinbase_tx_sum

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Changed Blockchain::for_all_blocks() to for_blocks_range()
Operate on blockchain in-place instead of building a copy first.
This commit is contained in:
Howard Chu
2017-06-01 13:29:51 +01:00
parent 8fbbefb8db
commit d17c0fc2d0
7 changed files with 32 additions and 15 deletions
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src/blockchain_db/lmdb/db_lmdb.cpp
+12 -2
View File
@@ -2380,7 +2380,7 @@ bool BlockchainLMDB::for_all_key_images(std::function<bool(const crypto::key_ima
return ret;
}
bool BlockchainLMDB::for_all_blocks(std::function<bool(uint64_t, const crypto::hash&, const cryptonote::block&)> f) const
bool BlockchainLMDB::for_blocks_range(const uint64_t& h1, const uint64_t& h2, std::function<bool(uint64_t, const crypto::hash&, const cryptonote::block&)> f) const
{
LOG_PRINT_L3("BlockchainLMDB::" << __func__);
check_open();
@@ -2392,7 +2392,15 @@ bool BlockchainLMDB::for_all_blocks(std::function<bool(uint64_t, const crypto::h
MDB_val v;
bool ret = true;
MDB_cursor_op op = MDB_FIRST;
MDB_cursor_op op;
if (h1)
{
MDB_val_set(k, h1);
op = MDB_SET;
} else
{
op = MDB_FIRST;
}
while (1)
{
int ret = mdb_cursor_get(m_cur_blocks, &k, &v, op);
@@ -2414,6 +2422,8 @@ bool BlockchainLMDB::for_all_blocks(std::function<bool(uint64_t, const crypto::h
ret = false;
break;
}
if (height >= h2)
break;
}
TXN_POSTFIX_RDONLY();
src/blockchain_db/lmdb/db_lmdb.h
+1 -1
View File
@@ -249,7 +249,7 @@ public:
virtual bool for_all_txpool_txes(std::function<bool(const crypto::hash&, const txpool_tx_meta_t&, const cryptonote::blobdata*)> f, bool include_blob = false) const;
virtual bool for_all_key_images(std::function<bool(const crypto::key_image&)>) const;
virtual bool for_all_blocks(std::function<bool(uint64_t, const crypto::hash&, const cryptonote::block&)>) const;
virtual bool for_blocks_range(const uint64_t& h1, const uint64_t& h2, std::function<bool(uint64_t, const crypto::hash&, const cryptonote::block&)>) const;
virtual bool for_all_transactions(std::function<bool(const crypto::hash&, const cryptonote::transaction&)>) const;
virtual bool for_all_outputs(std::function<bool(uint64_t amount, const crypto::hash &tx_hash, size_t tx_idx)> f) const;