diff options
Diffstat (limited to 'src/wallet/sqlite.h')
-rw-r--r-- | src/wallet/sqlite.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/wallet/sqlite.h b/src/wallet/sqlite.h index d9de40569b..0378bbb8d6 100644 --- a/src/wallet/sqlite.h +++ b/src/wallet/sqlite.h @@ -15,12 +15,21 @@ struct bilingual_str; namespace wallet { class SQLiteDatabase; +/** RAII class that provides a database cursor */ class SQLiteCursor : public DatabaseCursor { public: sqlite3_stmt* m_cursor_stmt{nullptr}; + // Copies of the prefix things for the prefix cursor. + // Prevents SQLite from accessing temp variables for the prefix things. + std::vector<std::byte> m_prefix_range_start; + std::vector<std::byte> m_prefix_range_end; explicit SQLiteCursor() {} + explicit SQLiteCursor(std::vector<std::byte> start_range, std::vector<std::byte> end_range) + : m_prefix_range_start(std::move(start_range)), + m_prefix_range_end(std::move(end_range)) + {} ~SQLiteCursor() override; Status Next(DataStream& key, DataStream& value) override; @@ -57,6 +66,7 @@ public: void Close() override; std::unique_ptr<DatabaseCursor> GetNewCursor() override; + std::unique_ptr<DatabaseCursor> GetNewPrefixCursor(Span<const std::byte> prefix) override; bool TxnBegin() override; bool TxnCommit() override; bool TxnAbort() override; |