bool SQLiteBundleSet::has(const dtn::data::BundleID &id) const throw () { // check bloom-filter first if (!id.isIn(_bf)) return false; // Return true if the bloom-filter is not consistent with // the bundles set. This happen if the MemoryBundleSet gets deserialized. if (!_consistent) return true; try { SQLiteDatabase::Statement st( const_cast<sqlite3*>(_sqldb._database), SQLiteDatabase::_sql_queries[SQLiteDatabase::BUNDLE_SET_GET]); sqlite3_bind_int64(*st, 1, _set_id); sqlite3_bind_text(*st, 2, id.source.getString().c_str(), static_cast<int>(id.source.getString().length()), SQLITE_TRANSIENT); sqlite3_bind_int64(*st, 3, id.timestamp.get<uint64_t>()); sqlite3_bind_int64(*st, 4, id.sequencenumber.get<uint64_t>()); if (id.isFragment()) { sqlite3_bind_int64(*st, 5, id.fragmentoffset.get<uint64_t>()); sqlite3_bind_int64(*st, 6, id.getPayloadLength()); } else { sqlite3_bind_int64(*st, 5, -1); sqlite3_bind_int64(*st, 6, -1); } if (st.step() == SQLITE_ROW) return true; } catch (const SQLiteDatabase::SQLiteQueryException&) { // error } return false; }
void SQLiteBundleSet::get_bundleid(SQLiteDatabase::Statement &st, dtn::data::BundleID &id, int offset) const throw (SQLiteDatabase::SQLiteQueryException) { id.source = dtn::data::EID((const char*)sqlite3_column_text(*st, offset + 0)); id.timestamp = sqlite3_column_int64(*st, offset + 1); id.sequencenumber = sqlite3_column_int64(*st, offset + 2); dtn::data::Number fragmentoffset = 0; id.setFragment(sqlite3_column_int64(*st, offset + 2) >= 0); if (id.isFragment()) { id.fragmentoffset = sqlite3_column_int64(*st, offset + 3); id.setPayloadLength(sqlite3_column_int64(*st, offset + 4)); } else { id.fragmentoffset = 0; id.setPayloadLength(0); } }