type = struct ControlFileData { 0 | 8 */ uint64 system_identifier; 8 | 4 */ uint32 pg_control_version; 12 | 4 */ uint32 catalog_version_no; 16 | 4 */ DBState state; XXX 4-byte hole */ 24 | 8 */ pg_time_t time; 32 | 8 */ XLogRecPtr checkPoint; 40 | 88 */ CheckPoint checkPointCopy; 128 | 8 */ XLogRecPtr unloggedLSN; 136 | 8 */ XLogRecPtr minRecoveryPoint; 144 | 4 */ TimeLineID minRecoveryPointTLI; XXX 4-byte hole */ 152 | 8 */ XLogRecPtr backupStartPoint; 160 | 8 */ XLogRecPtr backupEndPoint; 168 | 1 */ _Bool backupEndRequired; XXX 3-byte hole */ 172 | 4 */ int wal_level; 176 | 1 */ _Bool wal_log_hints; XXX 3-byte hole */ 180 | 4 */ int MaxConnections; 184 | 4 */ int max_worker_processes; 188 | 4 */ int max_wal_senders; 192 | 4 */ int max_prepared_xacts; 196 | 4 */ int max_locks_per_xact; 200 | 1 */ _Bool track_commit_timestamp; XXX 3-byte hole */ 204 | 4 */ uint32 maxAlign; 208 | 8 */ double floatFormat; 216 | 4 */ uint32 blcksz; 220 | 4 */ uint32 relseg_size; 224 | 4 */ uint32 xlog_blcksz; 228 | 4 */ uint32 xlog_seg_size; 232 | 4 */ uint32 nameDataLen; 236 | 4 */ uint32 indexMaxKeys; 240 | 4 */ uint32 toast_max_chunk_size; 244 | 4 */ uint32 loblksize; 248 | 1 */ _Bool float8ByVal; XXX 3-byte hole */ 252 | 4 */ uint32 data_checksum_version; 256 | 32 */ char mock_authentication_nonce[32]; 288 | 4 */ pg_crc32c crc; XXX 4-byte padding */ total size (bytes): 296 */ type = struct CheckPoint { 0 | 8 */ XLogRecPtr redo; 8 | 4 */ TimeLineID ThisTimeLineID; 12 | 4 */ TimeLineID PrevTimeLineID; 16 | 1 */ _Bool fullPageWrites; XXX 7-byte hole */ 24 | 8 */ FullTransactionId nextXid; 32 | 4 */ Oid nextOid; 36 | 4 */ MultiXactId nextMulti; 40 | 4 */ MultiXactOffset nextMultiOffset; 44 | 4 */ TransactionId oldestXid; 48 | 4 */ Oid oldestXidDB; 52 | 4 */ MultiXactId oldestMulti; 56 | 4 */ Oid oldestMultiDB; XXX 4-byte hole */ 64 | 8 */ pg_time_t time; 72 | 4 */ TransactionId oldestCommitTsXid; 76 | 4 */ TransactionId newestCommitTsXid; 80 | 4 */ TransactionId oldestActiveXid; XXX 4-byte padding */ total size (bytes): 88 */.