Fill out file modes better and clean up interface more by trying to
funnel into POSIX file mode_t. FIXME: something needs to be done to merge ISO9660 interfaces and UDF and probably the right thing is to make it look like POSIX. Would be nice if there were a library e.g. from GNU fileutils I could use to help.
This commit is contained in:
rocky
@@ -1,5 +1,5 @@
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/*
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$Id: udf1.c,v 1.9 2005/10/29 14:52:47 rocky Exp $
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$Id: udf1.c,v 1.10 2005/10/30 05:43:01 rocky Exp $
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Copyright (C) 2005 Rocky Bernstein <rocky@panix.com>
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@@ -56,9 +56,10 @@ print_file_info(const udf_file_t *p_udf_file)
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time_t mod_time = udf_get_modification_time(p_udf_file);
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udf_file_entry_t udf_fe;
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if (udf_get_file_entry(p_udf_file, &udf_fe)) {
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char perms[11]="invalid";
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/* Print directory attributes*/
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printf("%s ", udf_get_posix_filemode_str (p_udf_file, perms));
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char psz_mode[11]="invalid";
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printf("%s ", udf_mode_string(udf_get_posix_filemode(p_udf_file),
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psz_mode));
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}
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printf("%s %s", udf_get_filename(p_udf_file), ctime(&mod_time));
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@@ -625,21 +625,33 @@ typedef struct udf_icbtag_s udf_icbtag_t;
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#define ICBTAG_STRATEGY_TYPE_3 0x0003
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#define ICBTAG_STRATEGY_TYPE_4 0x0004
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/** File Type (ECMA 167r3 4/14.6.6) */
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#define ICBTAG_FILE_TYPE_UNDEF 0x00
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#define ICBTAG_FILE_TYPE_USE 0x01
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#define ICBTAG_FILE_TYPE_PIE 0x02
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#define ICBTAG_FILE_TYPE_IE 0x03
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#define ICBTAG_FILE_TYPE_DIRECTORY 0x04
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#define ICBTAG_FILE_TYPE_REGULAR 0x05
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#define ICBTAG_FILE_TYPE_BLOCK 0x06
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#define ICBTAG_FILE_TYPE_CHAR 0x07
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#define ICBTAG_FILE_TYPE_EA 0x08
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#define ICBTAG_FILE_TYPE_FIFO 0x09
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#define ICBTAG_FILE_TYPE_SOCKET 0x0A
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#define ICBTAG_FILE_TYPE_TE 0x0B
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#define ICBTAG_FILE_TYPE_SYMLINK 0x0C
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#define ICBTAG_FILE_TYPE_STREAMDIR 0x0D
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/** File Type (ECMA 167r3 4/14.6.6)
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Imagine the below enum values as #define'd values rather than
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distinct values of an enum.
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*/
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typedef enum {
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ICBTAG_FILE_TYPE_UNDEF = 0x00,
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ICBTAG_FILE_TYPE_USE = 0x01,
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ICBTAG_FILE_TYPE_PIE = 0x02,
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ICBTAG_FILE_TYPE_IE = 0x03,
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ICBTAG_FILE_TYPE_DIRECTORY = 0x04,
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ICBTAG_FILE_TYPE_REGULAR = 0x05,
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ICBTAG_FILE_TYPE_BLOCK = 0x06,
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ICBTAG_FILE_TYPE_CHAR = 0x07,
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ICBTAG_FILE_TYPE_EA = 0x08,
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ICBTAG_FILE_TYPE_FIFO = 0x09,
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ICBTAG_FILE_TYPE_SOCKET = 0x0A,
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ICBTAG_FILE_TYPE_TE = 0x0B,
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ICBTAG_FILE_TYPE_SYMLINK = 0x0C,
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ICBTAG_FILE_TYPE_STREAMDIR = 0x0D
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} icbtag_file_type_enum_t;
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/** This variable is trickery to force the above enum symbol values to
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be recorded in debug symbol tables. It is used to allow one refer
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to above enumeration values in a debugger and debugger
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expressions */
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extern icbtag_file_type_enum_t debug_icbtag_file_type_enum;
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/** Flags (ECMA 167r3 4/14.6.8) */
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#define ICBTAG_FLAG_AD_MASK 0x0007
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@@ -1,5 +1,5 @@
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/*
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$Id: udf.h,v 1.13 2005/10/29 14:43:50 rocky Exp $
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$Id: udf.h,v 1.14 2005/10/30 05:43:01 rocky Exp $
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Copyright (C) 2005 Rocky Bernstein <rocky@panix.com>
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This program is free software; you can redistribute it and/or modify
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@@ -31,6 +31,8 @@
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#include <cdio/cdio.h>
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#include <cdio/ecma_167.h>
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#include <sys/stat.h>
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typedef uint16_t partition_num_t;
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/* FIXME: these probably don't go here. */
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@@ -122,11 +124,6 @@ extern "C" {
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bool b_any_partition,
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partition_num_t i_partition);
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/*!
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Returns a string which interprets the extended attribute permissions
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*/
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const char *udf_get_attr_str(udf_Uint32_t permissions, char perms[]);
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/*!
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Return the file id descriptor of the given file.
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*/
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@@ -145,10 +142,9 @@ extern "C" {
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/*out*/ udf_file_entry_t *p_udf_fe);
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/*!
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Returns a POSIX filemode string for a given p_udf_file.
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Returns a POSIX mode for a given p_udf_file.
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*/
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const char *udf_get_posix_filemode_str(const udf_file_t *p_udf_file,
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char perms[]);
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mode_t udf_get_posix_filemode(const udf_file_t *p_udf_file);
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/*!
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Return the next subdirectory.
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@@ -175,6 +171,44 @@ extern "C" {
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*/
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bool udf_is_dir(const udf_file_t *p_udf_file);
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/*! udf_mode_string - fill in string STR with an ls-style ASCII
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representation of the st_mode field of file stats block STATP.
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10 characters are stored in STR; no terminating null is added.
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The characters stored in STR are:
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0 File type. 'd' for directory, 'c' for character
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special, 'b' for block special, 'm' for multiplex,
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'l' for symbolic link, 's' for socket, 'p' for fifo,
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'-' for regular, '?' for any other file type
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1 'r' if the owner may read, '-' otherwise.
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2 'w' if the owner may write, '-' otherwise.
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3 'x' if the owner may execute, 's' if the file is
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set-user-id, '-' otherwise.
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'S' if the file is set-user-id, but the execute
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bit isn't set.
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4 'r' if group members may read, '-' otherwise.
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5 'w' if group members may write, '-' otherwise.
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6 'x' if group members may execute, 's' if the file is
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set-group-id, '-' otherwise.
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'S' if it is set-group-id but not executable.
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7 'r' if any user may read, '-' otherwise.
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8 'w' if any user may write, '-' otherwise.
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9 'x' if any user may execute, 't' if the file is "sticky"
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(will be retained in swap space after execution), '-'
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otherwise.
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'T' if the file is sticky but not executable. */
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char *udf_mode_string (mode_t mode, char *str);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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@@ -34,7 +34,7 @@ noinst_HEADERS = udf_private.h
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lib_LTLIBRARIES = libudf.la
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libudf_la_SOURCES = udf.c udf_fs.c udf_time.c
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libudf_la_SOURCES = udf.c udf_fs.c udf_time.c filemode.c
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libudf_la_LIBADD = @LIBCDIO_LIBS@
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283
lib/udf/filemode.c
Normal file
283
lib/udf/filemode.c
Normal file
@@ -0,0 +1,283 @@
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/* filemode.c -- make a string describing file modes
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Copyright (C) 2005 Rocky Bernstein <rocky@panix.com>
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Copyright (C) 1985, 1990, 1993, 1998-2000 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
|
||||
|
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You should have received a copy of the GNU General Public License
|
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along with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#if HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <cdio/udf.h>
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#if !S_IRUSR
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# if S_IREAD
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# define S_IRUSR S_IREAD
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# else
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# define S_IRUSR 00400
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# endif
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#endif
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#if !S_IWUSR
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# if S_IWRITE
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# define S_IWUSR S_IWRITE
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# else
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# define S_IWUSR 00200
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# endif
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#endif
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#if !S_IXUSR
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# if S_IEXEC
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# define S_IXUSR S_IEXEC
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# else
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# define S_IXUSR 00100
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# endif
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#endif
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#if !S_IRGRP
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# define S_IRGRP (S_IRUSR >> 3)
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#endif
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#if !S_IWGRP
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# define S_IWGRP (S_IWUSR >> 3)
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#endif
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#if !S_IXGRP
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# define S_IXGRP (S_IXUSR >> 3)
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#endif
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#if !S_IROTH
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# define S_IROTH (S_IRUSR >> 6)
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#endif
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#if !S_IWOTH
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# define S_IWOTH (S_IWUSR >> 6)
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#endif
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#if !S_IXOTH
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# define S_IXOTH (S_IXUSR >> 6)
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#endif
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#ifdef STAT_MACROS_BROKEN
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# undef S_ISBLK
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# undef S_ISCHR
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# undef S_ISDIR
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# undef S_ISFIFO
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# undef S_ISLNK
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# undef S_ISMPB
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# undef S_ISMPC
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# undef S_ISNWK
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# undef S_ISREG
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# undef S_ISSOCK
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#endif /* STAT_MACROS_BROKEN. */
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#if !defined S_ISBLK && defined S_IFBLK
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# define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
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#endif
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#if !defined S_ISCHR && defined S_IFCHR
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# define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
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#endif
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#if !defined S_ISDIR && defined S_IFDIR
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# define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
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#endif
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#if !defined S_ISREG && defined S_IFREG
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# define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
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#endif
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#if !defined S_ISFIFO && defined S_IFIFO
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# define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
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#endif
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#if !defined S_ISLNK && defined S_IFLNK
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# define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
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#endif
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#if !defined S_ISSOCK && defined S_IFSOCK
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# define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
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#endif
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#if !defined S_ISMPB && defined S_IFMPB /* V7 */
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# define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
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# define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
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#endif
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#if !defined S_ISNWK && defined S_IFNWK /* HP/UX */
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# define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
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#endif
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#if !defined S_ISDOOR && defined S_IFDOOR /* Solaris 2.5 and up */
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# define S_ISDOOR(m) (((m) & S_IFMT) == S_IFDOOR)
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#endif
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#if !defined S_ISCTG && defined S_IFCTG /* MassComp */
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# define S_ISCTG(m) (((m) & S_IFMT) == S_IFCTG)
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#endif
|
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|
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|
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|
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/* Set the 's' and 't' flags in file attributes string CHARS,
|
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according to the file mode BITS. */
|
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|
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static void
|
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setst (mode_t bits, char *chars)
|
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{
|
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#ifdef S_ISUID
|
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if (bits & S_ISUID)
|
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{
|
||||
if (chars[3] != 'x')
|
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/* Set-uid, but not executable by owner. */
|
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chars[3] = 'S';
|
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else
|
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chars[3] = 's';
|
||||
}
|
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#endif
|
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#ifdef S_ISGID
|
||||
if (bits & S_ISGID)
|
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{
|
||||
if (chars[6] != 'x')
|
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/* Set-gid, but not executable by group. */
|
||||
chars[6] = 'S';
|
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else
|
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chars[6] = 's';
|
||||
}
|
||||
#endif
|
||||
#ifdef S_ISVTX
|
||||
if (bits & S_ISVTX)
|
||||
{
|
||||
if (chars[9] != 'x')
|
||||
/* Sticky, but not executable by others. */
|
||||
chars[9] = 'T';
|
||||
else
|
||||
chars[9] = 't';
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
/* Return a character indicating the type of file described by
|
||||
file mode BITS:
|
||||
'd' for directories
|
||||
'D' for doors
|
||||
'b' for block special files
|
||||
'c' for character special files
|
||||
'n' for network special files
|
||||
'm' for multiplexor files
|
||||
'M' for an off-line (regular) file
|
||||
'l' for symbolic links
|
||||
's' for sockets
|
||||
'p' for fifos
|
||||
'C' for contigous data files
|
||||
'-' for regular files
|
||||
'?' for any other file type. */
|
||||
|
||||
static char
|
||||
ftypelet (mode_t bits)
|
||||
{
|
||||
#ifdef S_ISBLK
|
||||
if (S_ISBLK (bits))
|
||||
return 'b';
|
||||
#endif
|
||||
if (S_ISCHR (bits))
|
||||
return 'c';
|
||||
if (S_ISDIR (bits))
|
||||
return 'd';
|
||||
if (S_ISREG (bits))
|
||||
return '-';
|
||||
#ifdef S_ISFIFO
|
||||
if (S_ISFIFO (bits))
|
||||
return 'p';
|
||||
#endif
|
||||
#ifdef S_ISLNK
|
||||
if (S_ISLNK (bits))
|
||||
return 'l';
|
||||
#endif
|
||||
#ifdef S_ISSOCK
|
||||
if (S_ISSOCK (bits))
|
||||
return 's';
|
||||
#endif
|
||||
#ifdef S_ISMPC
|
||||
if (S_ISMPC (bits))
|
||||
return 'm';
|
||||
#endif
|
||||
#ifdef S_ISNWK
|
||||
if (S_ISNWK (bits))
|
||||
return 'n';
|
||||
#endif
|
||||
#ifdef S_ISDOOR
|
||||
if (S_ISDOOR (bits))
|
||||
return 'D';
|
||||
#endif
|
||||
#ifdef S_ISCTG
|
||||
if (S_ISCTG (bits))
|
||||
return 'C';
|
||||
#endif
|
||||
|
||||
/* The following two tests are for Cray DMF (Data Migration
|
||||
Facility), which is a HSM file system. A migrated file has a
|
||||
`st_dm_mode' that is different from the normal `st_mode', so any
|
||||
tests for migrated files should use the former. */
|
||||
|
||||
#ifdef S_ISOFD
|
||||
if (S_ISOFD (bits))
|
||||
/* off line, with data */
|
||||
return 'M';
|
||||
#endif
|
||||
#ifdef S_ISOFL
|
||||
/* off line, with no data */
|
||||
if (S_ISOFL (bits))
|
||||
return 'M';
|
||||
#endif
|
||||
return '?';
|
||||
}
|
||||
|
||||
/*! udf_mode_string - fill in string STR with an ls-style ASCII
|
||||
representation of the st_mode field of file stats block STATP.
|
||||
10 characters are stored in STR; no terminating null is added.
|
||||
The characters stored in STR are:
|
||||
|
||||
0 File type. 'd' for directory, 'c' for character
|
||||
special, 'b' for block special, 'm' for multiplex,
|
||||
'l' for symbolic link, 's' for socket, 'p' for fifo,
|
||||
'-' for regular, '?' for any other file type
|
||||
|
||||
1 'r' if the owner may read, '-' otherwise.
|
||||
|
||||
2 'w' if the owner may write, '-' otherwise.
|
||||
|
||||
3 'x' if the owner may execute, 's' if the file is
|
||||
set-user-id, '-' otherwise.
|
||||
'S' if the file is set-user-id, but the execute
|
||||
bit isn't set.
|
||||
|
||||
4 'r' if group members may read, '-' otherwise.
|
||||
|
||||
5 'w' if group members may write, '-' otherwise.
|
||||
|
||||
6 'x' if group members may execute, 's' if the file is
|
||||
set-group-id, '-' otherwise.
|
||||
'S' if it is set-group-id but not executable.
|
||||
|
||||
7 'r' if any user may read, '-' otherwise.
|
||||
|
||||
8 'w' if any user may write, '-' otherwise.
|
||||
|
||||
9 'x' if any user may execute, 't' if the file is "sticky"
|
||||
(will be retained in swap space after execution), '-'
|
||||
otherwise.
|
||||
'T' if the file is sticky but not executable. */
|
||||
|
||||
char *
|
||||
udf_mode_string (mode_t mode, char *str)
|
||||
{
|
||||
str[0] = ftypelet (mode);
|
||||
str[1] = mode & S_IRUSR ? 'r' : '-';
|
||||
str[2] = mode & S_IWUSR ? 'w' : '-';
|
||||
str[3] = mode & S_IXUSR ? 'x' : '-';
|
||||
str[4] = mode & S_IRGRP ? 'r' : '-';
|
||||
str[5] = mode & S_IWGRP ? 'w' : '-';
|
||||
str[6] = mode & S_IXGRP ? 'x' : '-';
|
||||
str[7] = mode & S_IROTH ? 'r' : '-';
|
||||
str[8] = mode & S_IWOTH ? 'w' : '-';
|
||||
str[9] = mode & S_IXOTH ? 'x' : '-';
|
||||
setst (mode, str);
|
||||
return str;
|
||||
}
|
||||
@@ -1,6 +1,7 @@
|
||||
debug_ecma_167_enums1
|
||||
debug_ecma_167_timezone_enum
|
||||
debug_file_characteristics
|
||||
debug_icbtag_file_type_enum
|
||||
debug_tagid
|
||||
debug_udf_enums1
|
||||
VSD_STD_ID_BEA01
|
||||
@@ -15,7 +16,7 @@ udf_get_file_entry
|
||||
udf_get_fileid_descriptor
|
||||
udf_get_filename
|
||||
udf_get_part_number
|
||||
udf_get_posix_filemode_str
|
||||
udf_get_posix_filemode
|
||||
udf_get_next
|
||||
udf_get_sub
|
||||
udf_is_dir
|
||||
|
||||
@@ -1,5 +1,5 @@
|
||||
/*
|
||||
$Id: udf.c,v 1.5 2005/10/29 14:52:47 rocky Exp $
|
||||
$Id: udf.c,v 1.6 2005/10/30 05:43:01 rocky Exp $
|
||||
|
||||
Copyright (C) 2005 Rocky Bernstein <rocky@panix.com>
|
||||
|
||||
@@ -26,6 +26,10 @@
|
||||
# include <string.h>
|
||||
#endif
|
||||
|
||||
#ifdef HAVE_SYS_STAT_H
|
||||
# include <sys/stat.h>
|
||||
#endif
|
||||
|
||||
/** The below variables are trickery to force enum symbol values to be
|
||||
recorded in debug symbol tables. They are used to allow one to refer
|
||||
to the enumeration value names in the typedefs above in a debugger
|
||||
@@ -34,31 +38,67 @@
|
||||
tag_id_t debug_tagid;
|
||||
file_characteristics_t debug_file_characteristics;
|
||||
udf_enum1_t debug_udf_enum1;
|
||||
icbtag_file_type_enum_t debug_icbtag_file_type_enum;
|
||||
ecma_167_enum1_t ecma167_enum1;
|
||||
ecma_167_timezone_enum_t debug_ecma_167_timezone_enum;
|
||||
|
||||
/*!
|
||||
Returns a string which interpreting the extended attribute permissions
|
||||
Returns POSIX mode bitstring for a given file.
|
||||
*/
|
||||
const char *
|
||||
udf_get_attr_str(udf_Uint32_t permissions, char *result)
|
||||
mode_t
|
||||
udf_get_posix_filemode(const udf_file_t *p_udf_file)
|
||||
{
|
||||
uint32_t i_perms = uint32_from_le(permissions);
|
||||
udf_file_entry_t udf_fe;
|
||||
mode_t mode = 0;
|
||||
|
||||
result[ 0] = (i_perms & FE_PERM_U_READ) ? 'r' : '-';
|
||||
result[ 1] = (i_perms & FE_PERM_U_WRITE) ? 'w' : '-';
|
||||
result[ 2] = (i_perms & FE_PERM_U_EXEC) ? 'x' : '-';
|
||||
if (udf_get_file_entry(p_udf_file, &udf_fe)) {
|
||||
uint16_t i_flags;
|
||||
uint32_t i_perms;
|
||||
|
||||
result[ 3] = (i_perms & FE_PERM_G_READ) ? 'r' : '-';
|
||||
result[ 4] = (i_perms & FE_PERM_G_WRITE) ? 'w' : '-';
|
||||
result[ 5] = (i_perms & FE_PERM_G_EXEC) ? 'x' : '-';
|
||||
i_perms = uint32_from_le(udf_fe.permissions);
|
||||
i_flags = uint16_from_le(udf_fe.icb_tag.flags);
|
||||
|
||||
result[ 6] = (i_perms & FE_PERM_O_READ) ? 'r' : '-';
|
||||
result[ 7] = (i_perms & FE_PERM_O_WRITE) ? 'w' : '-';
|
||||
result[ 8] = (i_perms & FE_PERM_O_EXEC) ? 'x' : '-';
|
||||
if (i_perms & FE_PERM_U_READ) mode |= S_IRUSR;
|
||||
if (i_perms & FE_PERM_U_WRITE) mode |= S_IWUSR;
|
||||
if (i_perms & FE_PERM_U_EXEC) mode |= S_IXUSR;
|
||||
|
||||
if (i_perms & FE_PERM_G_READ) mode |= S_IRGRP;
|
||||
if (i_perms & FE_PERM_G_WRITE) mode |= S_IWGRP;
|
||||
if (i_perms & FE_PERM_G_EXEC) mode |= S_IXGRP;
|
||||
|
||||
if (i_perms & FE_PERM_O_READ) mode |= S_IROTH;
|
||||
if (i_perms & FE_PERM_O_WRITE) mode |= S_IWOTH;
|
||||
if (i_perms & FE_PERM_O_EXEC) mode |= S_IXOTH;
|
||||
|
||||
switch (udf_fe.icb_tag.file_type) {
|
||||
case ICBTAG_FILE_TYPE_DIRECTORY:
|
||||
mode |= S_IFDIR;
|
||||
break;
|
||||
case ICBTAG_FILE_TYPE_REGULAR:
|
||||
mode |= S_IFREG;
|
||||
break;
|
||||
case ICBTAG_FILE_TYPE_SYMLINK:
|
||||
mode |= S_IFLNK;
|
||||
break;
|
||||
case ICBTAG_FILE_TYPE_CHAR:
|
||||
mode |= S_IFCHR;
|
||||
break;
|
||||
case ICBTAG_FILE_TYPE_SOCKET:
|
||||
mode |= S_IFSOCK;
|
||||
break;
|
||||
case ICBTAG_FILE_TYPE_BLOCK:
|
||||
mode |= S_IFBLK;
|
||||
break;
|
||||
default: ;
|
||||
};
|
||||
|
||||
if (i_flags & ICBTAG_FLAG_SETUID) mode |= S_ISUID;
|
||||
if (i_flags & ICBTAG_FLAG_SETGID) mode |= S_ISGID;
|
||||
if (i_flags & ICBTAG_FLAG_STICKY) mode |= S_ISVTX;
|
||||
}
|
||||
|
||||
return mode;
|
||||
|
||||
result[ 9] = '\0';
|
||||
return result;
|
||||
}
|
||||
|
||||
const char *
|
||||
@@ -68,29 +108,6 @@ udf_get_filename(const udf_file_t *p_udf_file)
|
||||
return p_udf_file->psz_name;
|
||||
}
|
||||
|
||||
/*!
|
||||
Returns a POSIX filemode string for a given p_udf_file.
|
||||
*/
|
||||
const char *
|
||||
udf_get_posix_filemode_str(const udf_file_t *p_udf_file, char perms[])
|
||||
{
|
||||
udf_file_entry_t udf_fe;
|
||||
|
||||
if (p_udf_file->b_dir) {
|
||||
perms[0] = 'd';
|
||||
} else {
|
||||
perms[0] = '-';
|
||||
}
|
||||
|
||||
if (udf_get_file_entry(p_udf_file, &udf_fe)) {
|
||||
/* Print directory attributes*/
|
||||
udf_get_attr_str (udf_fe.permissions, &perms[1]);
|
||||
return perms;
|
||||
}
|
||||
return "";
|
||||
}
|
||||
|
||||
|
||||
bool
|
||||
udf_get_file_entry(const udf_file_t *p_udf_file,
|
||||
/*out*/ udf_file_entry_t *p_udf_fe)
|
||||
|
||||
Reference in New Issue
Block a user