Line data    Source code

       1              : use crate::PgMajorVersion;
       2              : 
       3              : pub const MY_PGVERSION: PgMajorVersion = PgMajorVersion::PG17;
       4              : 
       5              : pub const XACT_XINFO_HAS_DROPPED_STATS: u32 = 1u32 << 8;
       6              : 
       7              : pub const XLOG_DBASE_CREATE_FILE_COPY: u8 = 0x00;
       8              : pub const XLOG_DBASE_CREATE_WAL_LOG: u8 = 0x10;
       9              : pub const XLOG_DBASE_DROP: u8 = 0x20;
      10              : 
      11              : pub const BKPIMAGE_APPLY: u8 = 0x02; /* page image should be restored during replay */
      12              : pub const BKPIMAGE_COMPRESS_PGLZ: u8 = 0x04; /* page image is compressed */
      13              : pub const BKPIMAGE_COMPRESS_LZ4: u8 = 0x08; /* page image is compressed */
      14              : pub const BKPIMAGE_COMPRESS_ZSTD: u8 = 0x10; /* page image is compressed */
      15              : 
      16              : pub const SIZEOF_RELMAPFILE: usize = 524; /* sizeof(RelMapFile) in relmapper.c */
      17              : 
      18              : // List of subdirectories inside pgdata.
      19              : // Copied from src/bin/initdb/initdb.c
      20              : pub const PGDATA_SUBDIRS: [&str; 23] = [
      21              :     "global",
      22              :     "pg_wal/archive_status",
      23              :     "pg_wal/summaries",
      24              :     "pg_commit_ts",
      25              :     "pg_dynshmem",
      26              :     "pg_notify",
      27              :     "pg_serial",
      28              :     "pg_snapshots",
      29              :     "pg_subtrans",
      30              :     "pg_twophase",
      31              :     "pg_multixact",
      32              :     "pg_multixact/members",
      33              :     "pg_multixact/offsets",
      34              :     "base",
      35              :     "base/1",
      36              :     "pg_replslot",
      37              :     "pg_tblspc",
      38              :     "pg_stat",
      39              :     "pg_stat_tmp",
      40              :     "pg_xact",
      41              :     "pg_logical",
      42              :     "pg_logical/snapshots",
      43              :     "pg_logical/mappings",
      44              : ];
      45              : 
      46            0 : pub fn bkpimg_is_compressed(bimg_info: u8) -> bool {
      47              :     const ANY_COMPRESS_FLAG: u8 = BKPIMAGE_COMPRESS_PGLZ | BKPIMAGE_COMPRESS_LZ4 | BKPIMAGE_COMPRESS_ZSTD;
      48              : 
      49            0 :     (bimg_info & ANY_COMPRESS_FLAG) != 0
      50            0 : }
      51              : 
      52              : 
      53              : pub const XLOG_HEAP2_PRUNE_ON_ACCESS: u8 = 0x10;
      54              : pub const XLOG_HEAP2_PRUNE_VACUUM_SCAN: u8 = 0x20;
      55              : pub const XLOG_HEAP2_PRUNE_VACUUM_CLEANUP: u8 = 0x30;
      56              : 
      57              : 
      58              : pub const XLOG_OVERWRITE_CONTRECORD: u8 = 0xD0;
      59              : pub const XLOG_CHECKPOINT_REDO: u8 = 0xE0;