/*
 * src/bin/pg_dump/pg_backup_tar.h
 *
 * 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 */