diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/blockchain_db/lmdb/db_lmdb.cpp | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/src/blockchain_db/lmdb/db_lmdb.cpp b/src/blockchain_db/lmdb/db_lmdb.cpp index 4a4550179..f64cd75b1 100644 --- a/src/blockchain_db/lmdb/db_lmdb.cpp +++ b/src/blockchain_db/lmdb/db_lmdb.cpp @@ -722,15 +722,15 @@ void BlockchainLMDB::remove_tx_outputs(const crypto::hash& tx_hash, const transa size_t num_elems = 0; mdb_cursor_count(cur, &num_elems); - mdb_cursor_get(cur, &k, &v, MDB_FIRST_DUP); + mdb_cursor_get(cur, &k, &v, MDB_LAST_DUP); - for (uint64_t i = 0; i < num_elems; ++i) + for (uint64_t i = num_elems; i > 0; --i) { - const tx_out tx_output = tx.vout[i]; + const tx_out tx_output = tx.vout[i-1]; remove_output(*(const uint64_t*)v.mv_data, tx_output.amount); - if (i < num_elems - 1) + if (i > 1) { - mdb_cursor_get(cur, &k, &v, MDB_NEXT_DUP); + mdb_cursor_get(cur, &k, &v, MDB_PREV_DUP); } } } @@ -806,22 +806,23 @@ void BlockchainLMDB::remove_amount_output_index(const uint64_t amount, const uin size_t num_elems = 0; mdb_cursor_count(cur, &num_elems); - mdb_cursor_get(cur, &k, &v, MDB_FIRST_DUP); + mdb_cursor_get(cur, &k, &v, MDB_LAST_DUP); uint64_t amount_output_index = 0; uint64_t goi = 0; bool found_index = false; - for (uint64_t i = 0; i < num_elems; ++i) + for (uint64_t i = num_elems; i > 0; --i) { mdb_cursor_get(cur, &k, &v, MDB_GET_CURRENT); goi = *(const uint64_t *)v.mv_data; if (goi == global_output_index) { - amount_output_index = i; + amount_output_index = i-1; found_index = true; break; } - mdb_cursor_get(cur, &k, &v, MDB_NEXT_DUP); + if (i > 1) + mdb_cursor_get(cur, &k, &v, MDB_PREV_DUP); } if (found_index) { |