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More ISO 9660 date cleanup. Hopefully cleaner structure definitions

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and more function documentation.
This commit is contained in:
rocky
2003-09-21 01:14:30 +00:00
parent 5ec59c8a98
commit 0a8505d91a
8 changed files with 171 additions and 98 deletions
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29
include/cdio/xa.h
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@@ -1,10 +1,11 @@
/*
$Id: xa.h,v 1.4 2003/09/01 02:08:59 rocky Exp $
$Id: xa.h,v 1.5 2003/09/21 01:14:30 rocky Exp $
Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org>
Copyright (C) 2003 Rocky Bernstein <rocky@panix.com>
See also iso9660.h by Eric Youngdale (1993).
See also iso9660.h by Eric Youngdale (1993) and in cdrtools. These
are
Copyright 1993 Yggdrasil Computing, Incorporated
Copyright (c) 1999,2000 J. Schilling
@@ -33,17 +34,17 @@
#define ISO_XA_MARKER_OFFSET 1024
/* XA attribute definitions */
#define XA_ATTR_G_READ 0x0001 /* System Group Read */
#define XA_ATTR_G_EXEC 0x0004 /* System Group Execute */
#define XA_PERM_RSYS 0x0001 /* System Group Read */
#define XA_PERM_XSYS 0x0004 /* System Group Execute */
#define XA_ATTR_U_READ 0x0010 /* Owner Read */
#define XA_ATTR_U_EXEC 0x0040 /* Owner Execute */
#define XA_PERM_RUSR 0x0010 /* User (owner) Read */
#define XA_PERM_XUSR 0x0040 /* User (owner) Execute */
#define XA_ATTR_O_READ 0x0100 /* Group Read */
#define XA_ATTR_O_EXEC 0x0400 /* Group Execute */
#define XA_PERM_RGRP 0x0100 /* Group Read */
#define XA_PERM_XGRP 0x0400 /* Group Execute */
#define XA_ATTR_W_READ 0x1000 /* World (other) Read */
#define XA_ATTR_W_EXEC 0x4000 /* World (other) Execute */
#define XA_PERM_ROTH 0x1000 /* Other (world) Read */
#define XA_PERM_XOTH 0x4000 /* Other (world) Execute */
#define XA_ATTR_MODE2FORM1 (1 << 11)
#define XA_ATTR_MODE2FORM2 (1 << 12)
@@ -52,8 +53,8 @@
#define XA_ATTR_DIRECTORY (1 << 15)
/* some aggregations */
#define XA_PERM_ALL_READ (XA_ATTR_U_READ | XA_ATTR_G_READ | XA_ATTR_O_READ)
#define XA_PERM_ALL_EXEC (XA_ATTR_U_EXEC | XA_ATTR_G_EXEC | XA_ATTR_O_EXEC)
#define XA_PERM_ALL_READ (XA_PERM_RUSR | XA_PERM_RSYS | XA_PERM_RGRP)
#define XA_PERM_ALL_EXEC (XA_PERM_XUSR | XA_PERM_XSYS | XA_PERM_XGRP)
#define XA_PERM_ALL_ALL (XA_PERM_ALL_READ | XA_PERM_ALL_EXEC)
#define XA_FORM1_DIR (XA_ATTR_DIRECTORY | XA_ATTR_MODE2FORM1 | XA_PERM_ALL_ALL)
@@ -92,9 +93,9 @@ typedef struct iso9660_xa /* big endian!! */
Note that an entry will either be in mode2 form1 or mode form2. That
is you will either see "2-" or "-1" in the 4th & 5th positions.
The 6th and 7th characters refer to permissions for everyone while the
The 6th and 7th characters refer to permissions for a user while the
the 8th and 9th characters refer to permissions for a group while, and
the 10th and 11th characters refer to permissions for a user.
the 10th and 11th characters refer to permissions for everyone.
In each of these pairs the first character (6, 8, 10) is "x" if the
entry is executable. For a directory this means the directory is