More ISO 9660 date cleanup. Hopefully cleaner structure definitions
and more function documentation.
This commit is contained in:
rocky
@@ -1,5 +1,5 @@
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/*
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$Id: iso9660.h,v 1.23 2003/09/20 12:33:14 rocky Exp $
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$Id: iso9660.h,v 1.24 2003/09/21 01:14:30 rocky Exp $
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Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org>
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Copyright (C) 2003 Rocky Bernstein <rocky@panix.com>
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@@ -178,18 +178,22 @@ typedef struct iso9660_stat iso9660_stat_t;
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/* Format of an ISO-9660 directory record */
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struct iso9660_dir {
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uint8_t length; /* 711 */
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uint8_t ext_attr_length; /* 711 */
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uint8_t xa_length; /* 711 */
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uint64_t extent; /* 733 */
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uint64_t size; /* 733 */
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iso9660_dtime_t date; /* 7 by 711 */
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uint8_t flags;
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iso9660_dtime_t recording_time; /* 7 by 711 */
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uint8_t file_flags;
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uint8_t file_unit_size; /* 711 */
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uint8_t interleave; /* 711 */
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uint8_t interleave_gap; /* 711 */
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uint32_t volume_sequence_number; /* 723 */
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uint8_t name_len; /* 711 */
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char name[EMPTY_ARRAY_SIZE];
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uint8_t filename_len; /* 711 */
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char filename[EMPTY_ARRAY_SIZE];
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} GNUC_PACKED;
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/* The following structure is not part of ISO 9660. We just use it
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for our own purposes for communicating info back that's pulled out.
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*/
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struct iso9660_stat { /* big endian!! */
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enum { _STAT_FILE = 1, _STAT_DIR = 2 } type;
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lsn_t lsn; /* start logical sector number */
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@@ -260,9 +264,12 @@ char *iso9660_strncpy_pad(char dst[], const char src[], size_t len,
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Get time structure from structure in an ISO 9660 directory index
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record. Even though tm_wday and tm_yday fields are not explicitly in
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idr_date, the are calculated from the other fields.
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If tm is to reflect the localtime set use_localtime true, otherwise
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tm will reported in GMT.
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*/
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void iso9660_get_time (const iso9660_dtime_t *idr_date,
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/*out*/ struct tm *tm);
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void iso9660_get_dtime (const iso9660_dtime_t *idr_date, bool use_localtime,
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/*out*/ struct tm *tm);
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/*=====================================================================
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@@ -319,8 +326,9 @@ iso9660_dir_init_new_su (void *dir, uint32_t self, uint32_t ssize,
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const time_t *dir_time);
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void
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iso9660_dir_add_entry_su (void *dir, const char name[], uint32_t extent,
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uint32_t size, uint8_t flags, const void *su_data,
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iso9660_dir_add_entry_su (void *dir, const char filename[], uint32_t extent,
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uint32_t size, uint8_t file_flags,
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const void *su_data,
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unsigned int su_size, const time_t *entry_time);
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unsigned int
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@@ -368,19 +376,22 @@ iso9660_get_pvd_space_size(const iso9660_pvd_t *pvd);
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int
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iso9660_get_pvd_block_size(const iso9660_pvd_t *pvd) ;
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int
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iso9660_get_pvd_version(const iso9660_pvd_t *pvd) ;
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/*! Return the primary volume id version number (of pvd).
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If there is an error 0 is returned.
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*/
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int iso9660_get_pvd_version(const iso9660_pvd_t *pvd) ;
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lsn_t
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iso9660_get_root_lsn(const iso9660_pvd_t *pvd);
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/*! Return the LSN of the root directory for pvd.
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If there is an error CDIO_INVALID_LSN is returned.
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*/
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lsn_t iso9660_get_root_lsn(const iso9660_pvd_t *pvd);
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/* pathtable */
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void
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iso9660_pathtable_init (void *pt);
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/*! Zero's out pathable. Do this first. */
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void iso9660_pathtable_init (void *pt);
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unsigned int
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iso9660_pathtable_get_size (const void *pt);
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unsigned int iso9660_pathtable_get_size (const void *pt);
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uint16_t
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iso9660_pathtable_l_add_entry (void *pt, const char name[], uint32_t extent,
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@@ -388,7 +399,7 @@ iso9660_pathtable_l_add_entry (void *pt, const char name[], uint32_t extent,
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uint16_t
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iso9660_pathtable_m_add_entry (void *pt, const char name[], uint32_t extent,
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uint16_t parent);
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uint16_t parent);
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/* volume descriptors */
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@@ -1,10 +1,11 @@
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/*
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$Id: xa.h,v 1.4 2003/09/01 02:08:59 rocky Exp $
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$Id: xa.h,v 1.5 2003/09/21 01:14:30 rocky Exp $
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Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org>
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Copyright (C) 2003 Rocky Bernstein <rocky@panix.com>
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See also iso9660.h by Eric Youngdale (1993).
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See also iso9660.h by Eric Youngdale (1993) and in cdrtools. These
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are
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Copyright 1993 Yggdrasil Computing, Incorporated
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Copyright (c) 1999,2000 J. Schilling
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@@ -33,17 +34,17 @@
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#define ISO_XA_MARKER_OFFSET 1024
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/* XA attribute definitions */
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#define XA_ATTR_G_READ 0x0001 /* System Group Read */
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#define XA_ATTR_G_EXEC 0x0004 /* System Group Execute */
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#define XA_PERM_RSYS 0x0001 /* System Group Read */
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#define XA_PERM_XSYS 0x0004 /* System Group Execute */
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#define XA_ATTR_U_READ 0x0010 /* Owner Read */
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#define XA_ATTR_U_EXEC 0x0040 /* Owner Execute */
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#define XA_PERM_RUSR 0x0010 /* User (owner) Read */
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#define XA_PERM_XUSR 0x0040 /* User (owner) Execute */
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#define XA_ATTR_O_READ 0x0100 /* Group Read */
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#define XA_ATTR_O_EXEC 0x0400 /* Group Execute */
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#define XA_PERM_RGRP 0x0100 /* Group Read */
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#define XA_PERM_XGRP 0x0400 /* Group Execute */
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#define XA_ATTR_W_READ 0x1000 /* World (other) Read */
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#define XA_ATTR_W_EXEC 0x4000 /* World (other) Execute */
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#define XA_PERM_ROTH 0x1000 /* Other (world) Read */
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#define XA_PERM_XOTH 0x4000 /* Other (world) Execute */
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#define XA_ATTR_MODE2FORM1 (1 << 11)
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#define XA_ATTR_MODE2FORM2 (1 << 12)
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@@ -52,8 +53,8 @@
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#define XA_ATTR_DIRECTORY (1 << 15)
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/* some aggregations */
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#define XA_PERM_ALL_READ (XA_ATTR_U_READ | XA_ATTR_G_READ | XA_ATTR_O_READ)
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#define XA_PERM_ALL_EXEC (XA_ATTR_U_EXEC | XA_ATTR_G_EXEC | XA_ATTR_O_EXEC)
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#define XA_PERM_ALL_READ (XA_PERM_RUSR | XA_PERM_RSYS | XA_PERM_RGRP)
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#define XA_PERM_ALL_EXEC (XA_PERM_XUSR | XA_PERM_XSYS | XA_PERM_XGRP)
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#define XA_PERM_ALL_ALL (XA_PERM_ALL_READ | XA_PERM_ALL_EXEC)
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#define XA_FORM1_DIR (XA_ATTR_DIRECTORY | XA_ATTR_MODE2FORM1 | XA_PERM_ALL_ALL)
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@@ -92,9 +93,9 @@ typedef struct iso9660_xa /* big endian!! */
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Note that an entry will either be in mode2 form1 or mode form2. That
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is you will either see "2-" or "-1" in the 4th & 5th positions.
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The 6th and 7th characters refer to permissions for everyone while the
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The 6th and 7th characters refer to permissions for a user while the
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the 8th and 9th characters refer to permissions for a group while, and
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the 10th and 11th characters refer to permissions for a user.
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the 10th and 11th characters refer to permissions for everyone.
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In each of these pairs the first character (6, 8, 10) is "x" if the
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entry is executable. For a directory this means the directory is
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