Small cleanups
Only one return and TXN_POSTFIX_RDONLY() per function Only log rtxn_start if the rtxn wasn't already active
This commit is contained in:
parent
01c1512f22
commit
6b0a903177
1 changed files with 31 additions and 27 deletions
|
@ -1347,19 +1347,20 @@ bool BlockchainLMDB::block_exists(const crypto::hash& h) const
|
|||
TXN_PREFIX_RDONLY();
|
||||
RCURSOR(block_heights);
|
||||
|
||||
bool ret = false;
|
||||
MDB_val_copy<crypto::hash> key(h);
|
||||
auto get_result = mdb_cursor_get(m_cur_block_heights, &key, NULL, MDB_SET);
|
||||
if (get_result == MDB_NOTFOUND)
|
||||
{
|
||||
TXN_POSTFIX_RDONLY();
|
||||
LOG_PRINT_L3("Block with hash " << epee::string_tools::pod_to_hex(h) << " not found in db");
|
||||
return false;
|
||||
}
|
||||
else if (get_result)
|
||||
throw0(DB_ERROR(lmdb_error("DB error attempting to fetch block index from hash", get_result).c_str()));
|
||||
else
|
||||
ret = true;
|
||||
|
||||
TXN_POSTFIX_RDONLY();
|
||||
return true;
|
||||
return ret;
|
||||
}
|
||||
|
||||
block BlockchainLMDB::get_block(const crypto::hash& h) const
|
||||
|
@ -1656,15 +1657,17 @@ bool BlockchainLMDB::tx_exists(const crypto::hash& h) const
|
|||
|
||||
TXN_POSTFIX_RDONLY();
|
||||
|
||||
bool ret = false;
|
||||
if (get_result == MDB_NOTFOUND)
|
||||
{
|
||||
LOG_PRINT_L1("transaction with hash " << epee::string_tools::pod_to_hex(h) << " not found in db");
|
||||
return false;
|
||||
}
|
||||
else if (get_result)
|
||||
throw0(DB_ERROR(lmdb_error("DB error attempting to fetch transaction from hash", get_result).c_str()));
|
||||
else
|
||||
ret = true;
|
||||
|
||||
return true;
|
||||
return ret;
|
||||
}
|
||||
|
||||
uint64_t BlockchainLMDB::get_tx_unlock_time(const crypto::hash& h) const
|
||||
|
@ -1779,17 +1782,14 @@ uint64_t BlockchainLMDB::get_num_outputs(const uint64_t& amount) const
|
|||
|
||||
MDB_val_copy<uint64_t> k(amount);
|
||||
MDB_val v;
|
||||
auto result = mdb_cursor_get(m_cur_output_amounts, &k, &v, MDB_SET);
|
||||
if (result == MDB_NOTFOUND)
|
||||
{
|
||||
TXN_POSTFIX_RDONLY();
|
||||
return 0;
|
||||
}
|
||||
else if (result)
|
||||
throw0(DB_ERROR("DB error attempting to get number of outputs of an amount"));
|
||||
|
||||
mdb_size_t num_elems = 0;
|
||||
mdb_cursor_count(m_cur_output_amounts, &num_elems);
|
||||
auto result = mdb_cursor_get(m_cur_output_amounts, &k, &v, MDB_SET);
|
||||
if (result == MDB_SUCCESS)
|
||||
{
|
||||
mdb_cursor_count(m_cur_output_amounts, &num_elems);
|
||||
}
|
||||
else if (result != MDB_NOTFOUND)
|
||||
throw0(DB_ERROR("DB error attempting to get number of outputs of an amount"));
|
||||
|
||||
TXN_POSTFIX_RDONLY();
|
||||
|
||||
|
@ -1985,15 +1985,15 @@ bool BlockchainLMDB::has_key_image(const crypto::key_image& img) const
|
|||
TXN_PREFIX_RDONLY();
|
||||
RCURSOR(spent_keys);
|
||||
|
||||
bool ret = false;
|
||||
MDB_val_copy<crypto::key_image> val_key(img);
|
||||
if (mdb_cursor_get(m_cur_spent_keys, &val_key, NULL, MDB_SET) == 0)
|
||||
{
|
||||
TXN_POSTFIX_RDONLY();
|
||||
return true;
|
||||
ret = true;
|
||||
}
|
||||
|
||||
TXN_POSTFIX_RDONLY();
|
||||
return false;
|
||||
return ret;
|
||||
}
|
||||
|
||||
bool BlockchainLMDB::for_all_key_images(std::function<bool(const crypto::key_image&)> f) const
|
||||
|
@ -2282,7 +2282,8 @@ bool BlockchainLMDB::block_rtxn_start(MDB_txn **mtxn, mdb_txn_cursors **mcur) co
|
|||
*mtxn = m_tinfo->m_ti_rtxn;
|
||||
*mcur = &m_tinfo->m_ti_rcursors;
|
||||
|
||||
LOG_PRINT_L3("BlockchainLMDB::" << __func__);
|
||||
if (ret)
|
||||
LOG_PRINT_L3("BlockchainLMDB::" << __func__);
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
@ -2738,18 +2739,21 @@ uint64_t BlockchainLMDB::get_hard_fork_starting_height(uint8_t version) const
|
|||
|
||||
MDB_val_copy<uint8_t> val_key(version);
|
||||
MDB_val val_ret;
|
||||
auto result = mdb_get(m_txn, m_hf_starting_heights, &val_key, &val_ret);
|
||||
if (result == MDB_NOTFOUND)
|
||||
return std::numeric_limits<uint64_t>::max();
|
||||
if (result)
|
||||
throw0(DB_ERROR("Error attempting to retrieve a hard fork starting height from the db"));
|
||||
|
||||
uint64_t ret;
|
||||
auto result = mdb_get(m_txn, m_hf_starting_heights, &val_key, &val_ret);
|
||||
if (result == MDB_SUCCESS)
|
||||
{
|
||||
#ifdef MISALIGNED_OK
|
||||
ret = *(const uint64_t*)val_ret.mv_data;
|
||||
ret = *(const uint64_t*)val_ret.mv_data;
|
||||
#else
|
||||
memcpy(&ret, val_ret.mv_data, sizeof(uint64_t));
|
||||
memcpy(&ret, val_ret.mv_data, sizeof(uint64_t));
|
||||
#endif
|
||||
} else if (result == MDB_NOTFOUND)
|
||||
{
|
||||
ret = std::numeric_limits<uint64_t>::max();
|
||||
} else if (result)
|
||||
throw0(DB_ERROR(lmdb_error("Error attempting to retrieve a hard fork starting height from the db", result).c_str()));
|
||||
|
||||
TXN_POSTFIX_RDONLY();
|
||||
return ret;
|
||||
}
|
||||
|
|
Loading…
Reference in a new issue