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Sourcecode: postgresql-8.4 version File versions

pg_backup_tar.h

/*
 * $PostgreSQL$
 *
 * TAR Header
 *
 * Offset   Length       Contents
 *     0      100 bytes  File name ('\0' terminated, 99 maximum length)
 * 100            8 bytes  File mode (in octal ascii)
 * 108            8 bytes  User ID (in octal ascii)
 * 116            8 bytes  Group ID (in octal ascii)
 * 124         12 bytes  File size (s) (in octal ascii)
 * 136         12 bytes  Modify time (in octal ascii)
 * 148            8 bytes  Header checksum (in octal ascii)
 * 156            1 bytes  Link flag
 * 157        100 bytes  Linkname ('\0' terminated, 99 maximum length)
 * 257            8 bytes  Magic ("ustar  \0")
 * 265         32 bytes  User name ('\0' terminated, 31 maximum length)
 * 297         32 bytes  Group name ('\0' terminated, 31 maximum length)
 * 329            8 bytes  Major device ID (in octal ascii)
 * 337            8 bytes  Minor device ID (in octal ascii)
 * 345        167 bytes  Padding
 * 512       (s+p)bytes  File contents (s+p) := (((s) + 511) & ~511), round up to 512 bytes
 */

/* The linkflag defines the type of file */
#define  LF_OLDNORMAL '\0'          /* Normal disk file, Unix compatible */
#define  LF_NORMAL        '0'       /* Normal disk file */
#define  LF_LINK    '1'       /* Link to previously dumped file */
#define  LF_SYMLINK   '2'           /* Symbolic link */
#define  LF_CHR           '3'       /* Character special file */
#define  LF_BLK           '4'       /* Block special file */
#define  LF_DIR           '5'       /* Directory */
#define  LF_FIFO    '6'       /* FIFO special file */
#define  LF_CONTIG        '7'       /* Contiguous file */

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