diff options
Diffstat (limited to 'src/input/vcd/libcdio/iso9660.c')
| -rw-r--r-- | src/input/vcd/libcdio/iso9660.c | 1007 |
1 files changed, 0 insertions, 1007 deletions
diff --git a/src/input/vcd/libcdio/iso9660.c b/src/input/vcd/libcdio/iso9660.c deleted file mode 100644 index 91b89d516..000000000 --- a/src/input/vcd/libcdio/iso9660.c +++ /dev/null @@ -1,1007 +0,0 @@ -/* - $Id: iso9660.c,v 1.4 2006/09/26 18:13:11 dgp85 Exp $ - - Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org> - Copyright (C) 2003, 2004 Rocky Bernstein <rocky@panix.com> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -*/ - -/* Private headers */ -#include "iso9660_private.h" -#include "cdio_assert.h" - -/* Public headers */ -#include <cdio/bytesex.h> -#include <cdio/iso9660.h> -#include <cdio/util.h> - -#include <time.h> -#include <ctype.h> -#ifdef HAVE_STRING_H -#include <string.h> -#endif -#ifdef HAVE_STDIO_H -#include <stdio.h> -#endif - -static const char _rcsid[] = "$Id: iso9660.c,v 1.4 2006/09/26 18:13:11 dgp85 Exp $"; - -/* some parameters... */ -#define SYSTEM_ID "CD-RTOS CD-BRIDGE" -#define VOLUME_SET_ID "" - -/*! - Change trailing blanks in str to nulls. Str has a maximum size of - n characters. -*/ -static char * -strip_trail (const char str[], size_t n) -{ - static char buf[1025]; - int j; - - cdio_assert (n < 1024); - - strncpy (buf, str, n); - buf[n] = '\0'; - - for (j = strlen (buf) - 1; j >= 0; j--) - { - if (buf[j] != ' ') - break; - - buf[j] = '\0'; - } - - return buf; -} - -static void -pathtable_get_size_and_entries(const void *pt, unsigned int *size, - unsigned int *entries); - -/*! - Get time structure from structure in an ISO 9660 directory index - record. Even though tm_wday and tm_yday fields are not explicitly in - idr_date, the are calculated from the other fields. - - If tm is to reflect the localtime set b_localtime true, otherwise - tm will reported in GMT. -*/ -void -iso9660_get_dtime (const iso9660_dtime_t *idr_date, bool b_localtime, - /*out*/ struct tm *p_tm) -{ - time_t t; - struct tm *p_temp_tm; - - if (!idr_date) return; - - memset(p_tm, 0, sizeof(struct tm)); - p_tm->tm_year = idr_date->dt_year; - p_tm->tm_mon = idr_date->dt_month - 1; - p_tm->tm_mday = idr_date->dt_day; - p_tm->tm_hour = idr_date->dt_hour; - p_tm->tm_min = idr_date->dt_minute; - p_tm->tm_sec = idr_date->dt_second; - -#if defined(HAVE_TM_GMTOFF) && defined(HAVE_TZSET) - if (b_localtime) { - tzset(); -#if defined(HAVE_TZNAME) - p_tm->tm_zone = (char *) tzname; -#endif -#if defined(HAVE_DAYLIGHT) - p_tm->tm_isdst = daylight; - p_tm->tm_gmtoff = timezone; -#endif - } -#endif - - /* Recompute tm_wday and tm_yday via mktime. */ - t = mktime(p_tm); - - if (b_localtime) - p_temp_tm = localtime(&t); - else - p_temp_tm = gmtime(&t); - - memcpy(p_tm, p_temp_tm, sizeof(struct tm)); -} - -/*! - Set time in format used in ISO 9660 directory index record - from a Unix time structure. */ -void -iso9660_set_dtime (const struct tm *p_tm, /*out*/ iso9660_dtime_t *p_idr_date) -{ - memset (p_idr_date, 0, 7); - - if (!p_tm) return; - - p_idr_date->dt_year = p_tm->tm_year; - p_idr_date->dt_month = p_tm->tm_mon + 1; - p_idr_date->dt_day = p_tm->tm_mday; - p_idr_date->dt_hour = p_tm->tm_hour; - p_idr_date->dt_minute = p_tm->tm_min; - p_idr_date->dt_second = p_tm->tm_sec; - -#ifdef HAVE_TM_GMTOFF - /* The ISO 9660 timezone is in the range -48..+52 and each unit - represents a 15-minute interval. */ - p_idr_date->dt_gmtoff = p_tm->tm_gmtoff / (15 * 60); - - if (p_tm->tm_isdst) p_idr_date->dt_gmtoff -= 4; - - if (p_idr_date->dt_gmtoff < -48 ) { - - cdio_warn ("Converted ISO 9660 timezone %d is less than -48. Adjusted", - p_idr_date->dt_gmtoff); - p_idr_date->dt_gmtoff = -48; - } else if (p_idr_date->dt_gmtoff > 52) { - cdio_warn ("Converted ISO 9660 timezone %d is over 52. Adjusted", - p_idr_date->dt_gmtoff); - p_idr_date->dt_gmtoff = 52; - } -#else - p_idr_date->dt_gmtoff = 0; -#endif -} - -/*! - Set "long" time in format used in ISO 9660 primary volume descriptor - from a Unix time structure. */ -void -iso9660_set_ltime (const struct tm *_tm, /*out*/ iso9660_ltime_t *pvd_date) -{ - char *_pvd_date = (char *) pvd_date; - - memset (_pvd_date, '0', 16); - _pvd_date[16] = (int8_t) 0; /* tz */ - - if (!_tm) return; - - snprintf(_pvd_date, 17, - "%4.4d%2.2d%2.2d" "%2.2d%2.2d%2.2d" "%2.2d", - _tm->tm_year + 1900, _tm->tm_mon + 1, _tm->tm_mday, - _tm->tm_hour, _tm->tm_min, _tm->tm_sec, - 0 /* 1/100 secs */ ); - - _pvd_date[16] = (int8_t) 0; /* tz */ -} - -/*! - Convert ISO-9660 file name that stored in a directory entry into - what's usually listed as the file name in a listing. - Lowercase name, and remove trailing ;1's or .;1's and - turn the other ;'s into version numbers. - - The length of the translated string is returned. -*/ -int -iso9660_name_translate(const char *old, char *new) -{ - return iso9660_name_translate_ext(old, new, 0); -} - -/*! - Convert ISO-9660 file name that stored in a directory entry into - what's usually listed as the file name in a listing. Lowercase - name if not using Joliet extension. Remove trailing ;1's or .;1's and - turn the other ;'s into version numbers. - - The length of the translated string is returned. -*/ -int -iso9660_name_translate_ext(const char *old, char *new, uint8_t i_joliet_level) -{ - int len = strlen(old); - int i; - - for (i = 0; i < len; i++) { - unsigned char c = old[i]; - if (!c) - break; - - /* Lower case, unless we have Joliet extensions. */ - if (!i_joliet_level && isupper(c)) c = tolower(c); - - /* Drop trailing '.;1' (ISO 9660:1988 7.5.1 requires period) */ - if (c == '.' && i == len - 3 && old[i + 1] == ';' && old[i + 2] == '1') - break; - - /* Drop trailing ';1' */ - if (c == ';' && i == len - 2 && old[i + 1] == '1') - break; - - /* Convert remaining ';' to '.' */ - if (c == ';') - c = '.'; - - new[i] = c; - } - new[i] = '\0'; - return i; -} - -/*! - Pad string src with spaces to size len and copy this to dst. If - len is less than the length of src, dst will be truncated to the - first len characters of src. - - src can also be scanned to see if it contains only ACHARs, DCHARs, - 7-bit ASCII chars depending on the enumeration _check. - - In addition to getting changed, dst is the return value. - Note: this string might not be NULL terminated. - */ -char * -iso9660_strncpy_pad(char dst[], const char src[], size_t len, - enum strncpy_pad_check _check) -{ - size_t rlen; - - cdio_assert (dst != NULL); - cdio_assert (src != NULL); - cdio_assert (len > 0); - - switch (_check) - { - int idx; - case ISO9660_NOCHECK: - break; - - case ISO9660_7BIT: - for (idx = 0; src[idx]; idx++) - if ((int8_t) src[idx] < 0) - { - cdio_warn ("string '%s' fails 7bit constraint (pos = %d)", - src, idx); - break; - } - break; - - case ISO9660_ACHARS: - for (idx = 0; src[idx]; idx++) - if (!iso9660_isachar (src[idx])) - { - cdio_warn ("string '%s' fails a-character constraint (pos = %d)", - src, idx); - break; - } - break; - - case ISO9660_DCHARS: - for (idx = 0; src[idx]; idx++) - if (!iso9660_isdchar (src[idx])) - { - cdio_warn ("string '%s' fails d-character constraint (pos = %d)", - src, idx); - break; - } - break; - - default: - cdio_assert_not_reached (); - break; - } - - rlen = strlen (src); - - if (rlen > len) - cdio_warn ("string '%s' is getting truncated to %d characters", - src, (unsigned int) len); - - strncpy (dst, src, len); - if (rlen < len) - memset(dst+rlen, ' ', len-rlen); - return dst; -} - -/*! - Return true if c is a DCHAR - a valid ISO-9660 level 1 character. - These are the ASCSII capital letters A-Z, the digits 0-9 and an - underscore. -*/ -bool -iso9660_isdchar (int c) -{ - if (!IN (c, 0x30, 0x5f) - || IN (c, 0x3a, 0x40) - || IN (c, 0x5b, 0x5e)) - return false; - - return true; -} - - -/*! - Return true if c is an ACHAR - - These are the DCHAR's plus some ASCII symbols including the space - symbol. -*/ -bool -iso9660_isachar (int c) -{ - if (!IN (c, 0x20, 0x5f) - || IN (c, 0x23, 0x24) - || c == 0x40 - || IN (c, 0x5b, 0x5e)) - return false; - - return true; -} - -void -iso9660_set_evd(void *pd) -{ - struct iso_volume_descriptor ied; - - cdio_assert (sizeof(struct iso_volume_descriptor) == ISO_BLOCKSIZE); - - cdio_assert (pd != NULL); - - memset(&ied, 0, sizeof(ied)); - - ied.type = to_711(ISO_VD_END); - iso9660_strncpy_pad (ied.id, ISO_STANDARD_ID, sizeof(ied.id), ISO9660_DCHARS); - ied.version = to_711(ISO_VERSION); - - memcpy(pd, &ied, sizeof(ied)); -} - -void -iso9660_set_pvd(void *pd, - const char volume_id[], - const char publisher_id[], - const char preparer_id[], - const char application_id[], - uint32_t iso_size, - const void *root_dir, - uint32_t path_table_l_extent, - uint32_t path_table_m_extent, - uint32_t path_table_size, - const time_t *pvd_time - ) -{ - iso9660_pvd_t ipd; - - cdio_assert (sizeof(iso9660_pvd_t) == ISO_BLOCKSIZE); - - cdio_assert (pd != NULL); - cdio_assert (volume_id != NULL); - cdio_assert (application_id != NULL); - - memset(&ipd,0,sizeof(ipd)); /* paranoia? */ - - /* magic stuff ... thatis CD XA marker... */ - strcpy(((char*)&ipd)+ISO_XA_MARKER_OFFSET, ISO_XA_MARKER_STRING); - - ipd.type = to_711(ISO_VD_PRIMARY); - iso9660_strncpy_pad (ipd.id, ISO_STANDARD_ID, 5, ISO9660_DCHARS); - ipd.version = to_711(ISO_VERSION); - - iso9660_strncpy_pad (ipd.system_id, SYSTEM_ID, 32, ISO9660_ACHARS); - iso9660_strncpy_pad (ipd.volume_id, volume_id, 32, ISO9660_DCHARS); - - ipd.volume_space_size = to_733(iso_size); - - ipd.volume_set_size = to_723(1); - ipd.volume_sequence_number = to_723(1); - ipd.logical_block_size = to_723(ISO_BLOCKSIZE); - - ipd.path_table_size = to_733(path_table_size); - ipd.type_l_path_table = to_731(path_table_l_extent); - ipd.type_m_path_table = to_732(path_table_m_extent); - - /* root_directory_record doesn't contain the 1-byte filename, - so we add one for that. */ - cdio_assert (sizeof(ipd.root_directory_record) == 33); - memcpy(&(ipd.root_directory_record), root_dir, - sizeof(ipd.root_directory_record)); - ipd.root_directory_filename='\0'; - ipd.root_directory_record.length = 33+1; - iso9660_strncpy_pad (ipd.volume_set_id, VOLUME_SET_ID, 128, ISO9660_DCHARS); - - iso9660_strncpy_pad (ipd.publisher_id, publisher_id, 128, ISO9660_ACHARS); - iso9660_strncpy_pad (ipd.preparer_id, preparer_id, 128, ISO9660_ACHARS); - iso9660_strncpy_pad (ipd.application_id, application_id, 128, ISO9660_ACHARS); - - iso9660_strncpy_pad (ipd.copyright_file_id , "", 37, ISO9660_DCHARS); - iso9660_strncpy_pad (ipd.abstract_file_id , "", 37, ISO9660_DCHARS); - iso9660_strncpy_pad (ipd.bibliographic_file_id, "", 37, ISO9660_DCHARS); - - iso9660_set_ltime (gmtime (pvd_time), &(ipd.creation_date)); - iso9660_set_ltime (gmtime (pvd_time), &(ipd.modification_date)); - iso9660_set_ltime (NULL, &(ipd.expiration_date)); - iso9660_set_ltime (NULL, &(ipd.effective_date)); - - ipd.file_structure_version = to_711(1); - - /* we leave ipd.application_data = 0 */ - - memcpy(pd, &ipd, sizeof(ipd)); /* copy stuff to arg ptr */ -} - -unsigned int -iso9660_dir_calc_record_size(unsigned int namelen, unsigned int su_len) -{ - unsigned int length; - - length = sizeof(iso9660_dir_t); - length += namelen; - if (length % 2) /* pad to word boundary */ - length++; - length += su_len; - if (length % 2) /* pad to word boundary again */ - length++; - - return length; -} - -void -iso9660_dir_add_entry_su(void *dir, - const char filename[], - uint32_t extent, - uint32_t size, - uint8_t file_flags, - const void *su_data, - unsigned int su_size, - const time_t *entry_time) -{ - iso9660_dir_t *idr = dir; - uint8_t *dir8 = dir; - unsigned int offset = 0; - uint32_t dsize = from_733(idr->size); - int length, su_offset; - cdio_assert (sizeof(iso9660_dir_t) == 33); - - if (!dsize && !idr->length) - dsize = ISO_BLOCKSIZE; /* for when dir lacks '.' entry */ - - cdio_assert (dsize > 0 && !(dsize % ISO_BLOCKSIZE)); - cdio_assert (dir != NULL); - cdio_assert (extent > 17); - cdio_assert (filename != NULL); - cdio_assert (strlen(filename) <= MAX_ISOPATHNAME); - - length = sizeof(iso9660_dir_t); - length += strlen(filename); - length = _cdio_ceil2block (length, 2); /* pad to word boundary */ - su_offset = length; - length += su_size; - length = _cdio_ceil2block (length, 2); /* pad to word boundary again */ - - /* find the last entry's end */ - { - unsigned int ofs_last_rec = 0; - - offset = 0; - while (offset < dsize) - { - if (!dir8[offset]) - { - offset++; - continue; - } - - offset += dir8[offset]; - ofs_last_rec = offset; - } - - cdio_assert (offset == dsize); - - offset = ofs_last_rec; - } - - /* be sure we don't cross sectors boundaries */ - offset = _cdio_ofs_add (offset, length, ISO_BLOCKSIZE); - offset -= length; - - cdio_assert (offset + length <= dsize); - - idr = (iso9660_dir_t *) &dir8[offset]; - - cdio_assert (offset+length < dsize); - - memset(idr, 0, length); - - idr->length = to_711(length); - idr->extent = to_733(extent); - idr->size = to_733(size); - - iso9660_set_dtime (gmtime(entry_time), &(idr->recording_time)); - - idr->file_flags = to_711(file_flags); - - idr->volume_sequence_number = to_723(1); - - idr->filename_len = to_711(strlen(filename) - ? strlen(filename) : 1); /* working hack! */ - - memcpy(idr->filename, filename, from_711(idr->filename_len)); - memcpy(&dir8[offset] + su_offset, su_data, su_size); -} - -void -iso9660_dir_init_new (void *dir, - uint32_t self, - uint32_t ssize, - uint32_t parent, - uint32_t psize, - const time_t *dir_time) -{ - iso9660_dir_init_new_su (dir, self, ssize, NULL, 0, parent, psize, NULL, - 0, dir_time); -} - -void -iso9660_dir_init_new_su (void *dir, - uint32_t self, - uint32_t ssize, - const void *ssu_data, - unsigned int ssu_size, - uint32_t parent, - uint32_t psize, - const void *psu_data, - unsigned int psu_size, - const time_t *dir_time) -{ - cdio_assert (ssize > 0 && !(ssize % ISO_BLOCKSIZE)); - cdio_assert (psize > 0 && !(psize % ISO_BLOCKSIZE)); - cdio_assert (dir != NULL); - - memset (dir, 0, ssize); - - /* "\0" -- working hack due to padding */ - iso9660_dir_add_entry_su (dir, "\0", self, ssize, ISO_DIRECTORY, ssu_data, - ssu_size, dir_time); - - iso9660_dir_add_entry_su (dir, "\1", parent, psize, ISO_DIRECTORY, psu_data, - psu_size, dir_time); -} - -/* Zero's out pathable. Do this first. */ -void -iso9660_pathtable_init (void *pt) -{ - cdio_assert (sizeof (struct iso_path_table) == 8); - - cdio_assert (pt != NULL); - - memset (pt, 0, ISO_BLOCKSIZE); /* fixme */ -} - -static const struct iso_path_table* -pathtable_get_entry (const void *pt, unsigned int entrynum) -{ - const uint8_t *tmp = pt; - unsigned int offset = 0; - unsigned int count = 0; - - cdio_assert (pt != NULL); - - while (from_711 (*tmp)) - { - if (count == entrynum) - break; - - cdio_assert (count < entrynum); - - offset += sizeof (struct iso_path_table); - offset += from_711 (*tmp); - if (offset % 2) - offset++; - tmp = (uint8_t *)pt + offset; - count++; - } - - if (!from_711 (*tmp)) - return NULL; - - return (const void *) tmp; -} - -void -pathtable_get_size_and_entries (const void *pt, - unsigned int *size, - unsigned int *entries) -{ - const uint8_t *tmp = pt; - unsigned int offset = 0; - unsigned int count = 0; - - cdio_assert (pt != NULL); - - while (from_711 (*tmp)) - { - offset += sizeof (struct iso_path_table); - offset += from_711 (*tmp); - if (offset % 2) - offset++; - tmp = (uint8_t *)pt + offset; - count++; - } - - if (size) - *size = offset; - - if (entries) - *entries = count; -} - -unsigned int -iso9660_pathtable_get_size (const void *pt) -{ - unsigned int size = 0; - pathtable_get_size_and_entries (pt, &size, NULL); - return size; -} - -uint16_t -iso9660_pathtable_l_add_entry (void *pt, - const char name[], - uint32_t extent, - uint16_t parent) -{ - struct iso_path_table *ipt = - (struct iso_path_table*)((char *)pt + iso9660_pathtable_get_size (pt)); - size_t name_len = strlen (name) ? strlen (name) : 1; - unsigned int entrynum = 0; - - cdio_assert (iso9660_pathtable_get_size (pt) < ISO_BLOCKSIZE); /*fixme */ - - memset (ipt, 0, sizeof (struct iso_path_table) + name_len); /* paranoia */ - - ipt->name_len = to_711 (name_len); - ipt->extent = to_731 (extent); - ipt->parent = to_721 (parent); - memcpy (ipt->name, name, name_len); - - pathtable_get_size_and_entries (pt, NULL, &entrynum); - - if (entrynum > 1) - { - const struct iso_path_table *ipt2 - = pathtable_get_entry (pt, entrynum - 2); - - cdio_assert (ipt2 != NULL); - - cdio_assert (from_721 (ipt2->parent) <= parent); - } - - return entrynum; -} - -uint16_t -iso9660_pathtable_m_add_entry (void *pt, - const char name[], - uint32_t extent, - uint16_t parent) -{ - struct iso_path_table *ipt = - (struct iso_path_table*)((char *)pt + iso9660_pathtable_get_size (pt)); - size_t name_len = strlen (name) ? strlen (name) : 1; - unsigned int entrynum = 0; - - cdio_assert (iso9660_pathtable_get_size(pt) < ISO_BLOCKSIZE); /* fixme */ - - memset(ipt, 0, sizeof (struct iso_path_table) + name_len); /* paranoia */ - - ipt->name_len = to_711 (name_len); - ipt->extent = to_732 (extent); - ipt->parent = to_722 (parent); - memcpy (ipt->name, name, name_len); - - pathtable_get_size_and_entries (pt, NULL, &entrynum); - - if (entrynum > 1) - { - const struct iso_path_table *ipt2 - = pathtable_get_entry (pt, entrynum - 2); - - cdio_assert (ipt2 != NULL); - - cdio_assert (from_722 (ipt2->parent) <= parent); - } - - return entrynum; -} - -/*! - Check that pathname is a valid ISO-9660 directory name. - - A valid directory name should not start out with a slash (/), - dot (.) or null byte, should be less than 37 characters long, - have no more than 8 characters in a directory component - which is separated by a /, and consist of only DCHARs. - */ -bool -iso9660_dirname_valid_p (const char pathname[]) -{ - const char *p = pathname; - int len; - - cdio_assert (pathname != NULL); - - if (*p == '/' || *p == '.' || *p == '\0') - return false; - - if (strlen (pathname) > MAX_ISOPATHNAME) - return false; - - len = 0; - for (; *p; p++) - if (iso9660_isdchar (*p)) - { - len++; - if (len > 8) - return false; - } - else if (*p == '/') - { - if (!len) - return false; - len = 0; - } - else - return false; /* unexpected char */ - - if (!len) - return false; /* last char may not be '/' */ - - return true; -} - -/*! - Check that pathname is a valid ISO-9660 pathname. - - A valid pathname contains a valid directory name, if one appears and - the filename portion should be no more than 8 characters for the - file prefix and 3 characters in the extension (or portion after a - dot). There should be exactly one dot somewhere in the filename - portion and the filename should be composed of only DCHARs. - - True is returned if pathname is valid. - */ -bool -iso9660_pathname_valid_p (const char pathname[]) -{ - const char *p = NULL; - - cdio_assert (pathname != NULL); - - if ((p = strrchr (pathname, '/'))) - { - bool rc; - char *_tmp = strdup (pathname); - - *strrchr (_tmp, '/') = '\0'; - - rc = iso9660_dirname_valid_p (_tmp); - - free (_tmp); - - if (!rc) - return false; - - p++; - } - else - p = pathname; - - if (strlen (pathname) > (MAX_ISOPATHNAME - 6)) - return false; - - { - int len = 0; - int dots = 0; - - for (; *p; p++) - if (iso9660_isdchar (*p)) - { - len++; - if (dots == 0 ? len > 8 : len > 3) - return false; - } - else if (*p == '.') - { - dots++; - if (dots > 1) - return false; - if (!len) - return false; - len = 0; - } - else - return false; - - if (dots != 1) - return false; - } - - return true; -} - -/*! - Take pathname and a version number and turn that into a ISO-9660 - pathname. (That's just the pathname followd by ";" and the version - number. For example, mydir/file.ext -> mydir/file.ext;1 for version - 1. The resulting ISO-9660 pathname is returned. -*/ -char * -iso9660_pathname_isofy (const char pathname[], uint16_t version) -{ - char tmpbuf[1024] = { 0, }; - - cdio_assert (strlen (pathname) < (sizeof (tmpbuf) - sizeof (";65535"))); - - snprintf (tmpbuf, sizeof(tmpbuf), "%s;%d", pathname, version); - - return strdup (tmpbuf); -} - -/*! - Return the PVD's application ID. - NULL is returned if there is some problem in getting this. -*/ -char * -iso9660_get_application_id(iso9660_pvd_t *p_pvd) -{ - if (NULL==p_pvd) return NULL; - return strdup(strip_trail(p_pvd->application_id, ISO_MAX_APPLICATION_ID)); -} - -#if FIXME -lsn_t -iso9660_get_dir_extent(const iso9660_dir_t *idr) -{ - if (NULL == idr) return 0; - return from_733(idr->extent); -} -#endif - -uint8_t -iso9660_get_dir_len(const iso9660_dir_t *idr) -{ - if (NULL == idr) return 0; - return idr->length; -} - -#if FIXME -uint8_t -iso9660_get_dir_size(const iso9660_dir_t *idr) -{ - if (NULL == idr) return 0; - return from_733(idr->size); -} -#endif - -uint8_t -iso9660_get_pvd_type(const iso9660_pvd_t *pvd) -{ - if (NULL == pvd) return 255; - return(pvd->type); -} - -const char * -iso9660_get_pvd_id(const iso9660_pvd_t *pvd) -{ - if (NULL == pvd) return "ERR"; - return(pvd->id); -} - -int -iso9660_get_pvd_space_size(const iso9660_pvd_t *pvd) -{ - if (NULL == pvd) return 0; - return from_733(pvd->volume_space_size); -} - -int -iso9660_get_pvd_block_size(const iso9660_pvd_t *pvd) -{ - if (NULL == pvd) return 0; - return from_723(pvd->logical_block_size); -} - -/*! Return the primary volume id version number (of pvd). - If there is an error 0 is returned. - */ -int -iso9660_get_pvd_version(const iso9660_pvd_t *pvd) -{ - if (NULL == pvd) return 0; - return pvd->version; -} - -/*! Return the LSN of the root directory for pvd. - If there is an error CDIO_INVALID_LSN is returned. - */ -lsn_t -iso9660_get_root_lsn(const iso9660_pvd_t *pvd) -{ - if (NULL == pvd) - return CDIO_INVALID_LSN; - else { - const iso9660_dir_t *idr = &(pvd->root_directory_record); - if (NULL == idr) return CDIO_INVALID_LSN; - return(from_733 (idr->extent)); - } -} - -/*! - Return a string containing the preparer id with trailing - blanks removed. -*/ -char * -iso9660_get_preparer_id(const iso9660_pvd_t *pvd) -{ - if (NULL==pvd) return NULL; - return strdup(strip_trail(pvd->preparer_id, ISO_MAX_PREPARER_ID)); -} - -/*! - Return a string containing the publisher id with trailing - blanks removed. -*/ -char * -iso9660_get_publisher_id(const iso9660_pvd_t *pvd) -{ - if (NULL==pvd) return NULL; - return strdup(strip_trail(pvd->publisher_id, ISO_MAX_PUBLISHER_ID)); -} - -/*! - Return a string containing the PVD's system id with trailing - blanks removed. -*/ -char * -iso9660_get_system_id(const iso9660_pvd_t *pvd) -{ - if (NULL==pvd) return NULL; - return strdup(strip_trail(pvd->system_id, ISO_MAX_SYSTEM_ID)); -} - -/*! - Return the PVD's volume ID. -*/ -char * -iso9660_get_volume_id(const iso9660_pvd_t *pvd) -{ - if (NULL == pvd) return NULL; - return strdup(strip_trail(pvd->volume_id, ISO_MAX_VOLUME_ID)); -} - -/*! - Return the PVD's volumeset ID. - NULL is returned if there is some problem in getting this. -*/ -char * -iso9660_get_volumeset_id(const iso9660_pvd_t *pvd) -{ - if ( NULL == pvd ) return NULL; - return strdup(strip_trail(pvd->volume_set_id, ISO_MAX_VOLUMESET_ID)); -} - - -/* - * Local variables: - * c-file-style: "gnu" - * tab-width: 8 - * indent-tabs-mode: nil - * End: - */ |