tar.h - extended tar definitions
#include <tar.h>
The <tar.h> header shall define header block definitions as follows.
General definitions:
Name | Description | Value | |||||||||||
TMAGIC | "ustar" | ustar plus null byte. | |||||||||||
TMAGLEN | 6 | Length of the above. | |||||||||||
TVERSION | "00" | 00 without a null byte. | |||||||||||
TVERSLEN | 2 | Length of the above. |
Typeflag field definitions:
Name | Description | Value | |||||||||||
REGTYPE | '0' | Regular file. | |||||||||||
AREGTYPE | '\0' | Regular file. | |||||||||||
LNKTYPE | '1' | Link. | |||||||||||
SYMTYPE | '2' | Symbolic link. | |||||||||||
CHRTYPE | '3' | Character special. | |||||||||||
BLKTYPE | '4' | Block special. | |||||||||||
DIRTYPE | '5' | Directory. | |||||||||||
FIFOTYPE | '6' | FIFO special. | |||||||||||
CONTTYPE | '7' | Reserved. |
Mode field bit definitions (octal):
Name | Description | Value | |||||||||||
TSUID | 04000 | Set UID on execution. | |||||||||||
TSGID | 02000 | Set GID on execution. | |||||||||||
TSVTX | 01000 | On directories, restricted deletion flag. | |||||||||||
TUREAD | 00400 | Read by owner. | |||||||||||
TUWRITE | 00200 | Write by owner special. | |||||||||||
TUEXEC | 00100 | Execute/search by owner. | |||||||||||
TGREAD | 00040 | Read by group. | |||||||||||
TGWRITE | 00020 | Write by group. | |||||||||||
TGEXEC | 00010 | Execute/search by group. | |||||||||||
TOREAD | 00004 | Read by other. | |||||||||||
TOWRITE | 00002 | Write by other. | |||||||||||
TOEXEC | 00001 | Execute/search by other. |
The following sections are informative.
The Shell and Utilities volume of IEEE Std 1003.1-2001, pax
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