Enabling non-user xattr namespaces with -getfattr and -setfattr

xorriso/iso_manip.c

@@ -1,7 +1,7 @@
 
 /* xorriso - creates, loads, manipulates and burns ISO 9660 filesystem images.
 
-   Copyright 2007-2016 Thomas Schmitt, <scdbackup@gmx.net>
+   Copyright 2007-2017 Thomas Schmitt, <scdbackup@gmx.net>
 
    Provided under GPL version 2 or later.
 
@@ -2127,11 +2127,19 @@ ex:;
    @return              >0 success , <=0 failure
 */
 int Xorriso_setfattr(struct XorrisO *xorriso, void *in_node, char *path,
-                     size_t num_attrs, char **names,
+                     size_t in_num_attrs, char **in_names,
-                     size_t *value_lengths, char **values, int flag)
+                     size_t *in_value_lengths, char **in_values, int flag)
 {
- int ret;
+ int ret, block_isofs= 0, in_original= 1;
+ size_t i, j, num_attrs;
  IsoNode *node;
+ char **names, **values;
+ size_t *value_lengths;
+
+ num_attrs= in_num_attrs;
+ names= in_names;
+ value_lengths= in_value_lengths;
+ values= in_values;
 
  node= (IsoNode *) in_node;
  if(node == NULL) {
@@ -2139,8 +2147,46 @@ int Xorriso_setfattr(struct XorrisO *xorriso, void *in_node, char *path,
    if(ret<=0)
      goto ex;
  }
+ if((xorriso->do_aaip & 1024) && !(flag & 8)) {
+   flag|= 8;
+   block_isofs= 1;
+   for(i= 0; i < in_num_attrs; i++) {
+     if(strncmp(in_names[i], "isofs.", 6) == 0) {
+       if(in_original) {
+         strcpy(xorriso->info_text,
+                "Attempt to set xattr from namespace \"isofs\" to ");
+         Text_shellsafe(path, xorriso->info_text, 1);
+         Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
+         ret= Xorriso_eval_problem_status(xorriso, 0, 0);
+         if(ret < 0) {
+           ret= 0; goto ex;
+         }
+         /* Switch to copy mode and omit isofs names */
+         Xorriso_alloc_meM(names, char *, num_attrs);
+         Xorriso_alloc_meM(value_lengths, size_t, num_attrs);
+         Xorriso_alloc_meM(values, char *, num_attrs);
+         in_original= 0;
+         for(j= 0; j < i; j++) {
+           names[j]= in_names[j];
+           value_lengths[j]= in_value_lengths[j];
+           values[j]= in_values[j];
+         }
+         num_attrs= i;
+       }
+     } else if(!in_original) {
+       names[num_attrs]= in_names[i];
+       value_lengths[num_attrs]= in_value_lengths[i];
+       values[num_attrs]= in_values[i];
+       num_attrs++;
+     }
+   }
+ }
+ if(num_attrs <= 0) {
+   ret= 1; goto ex;
+ }
+
  ret= iso_node_set_attrs(node, num_attrs, names, value_lengths, values,
-                         flag & (1 | 2 | 4 | 8));
+                         (flag & (1 | 2 | 4 | 8)) | (block_isofs << 4));
  Xorriso_process_msg_queues(xorriso,0);
  if(ret <= 0) {
    Xorriso_report_iso_error(xorriso, "", ret,
@@ -2157,6 +2203,11 @@ int Xorriso_setfattr(struct XorrisO *xorriso, void *in_node, char *path,
  ret= 1;
 ex:;
  Xorriso_process_msg_queues(xorriso, 0);
+ if(!in_original) {
+   Xorriso_free_meM(names);
+   Xorriso_free_meM(value_lengths);
+   Xorriso_free_meM(values);
+ }
  return(ret);
 }
 

xorriso/iso_tree.c

@@ -813,7 +813,8 @@ too_long:
 /*
    @param flag      bit0= do not report to result but only retrieve attr text
                     bit1= path is disk_path
-                    bit3= do not ignore eventual non-user attributes.
+                    bit3= do not ignore non-user attributes
+                    bit4= ignore isofs. attributes despite bit3
                     bit5= in case of symbolic link on disk: inquire link target
                     bit6= check for existence of xattr, return 0 or 1
                           (depends also on bit3)
@@ -827,6 +828,8 @@ int Xorriso_getfattr(struct XorrisO *xorriso, void *in_node, char *path,
 
  if(attr_text != NULL)
    *attr_text= NULL;
+ if((xorriso->do_aaip & 1024) && !(flag & 8))
+   flag|= 8 | 16;
  ret= Xorriso_get_attrs(xorriso, in_node, path, &num_attrs, &names,
                         &value_lengths, &values, flag & (2 | 8 | 32));
  if(ret <= 0)
@@ -852,6 +855,9 @@ int Xorriso_getfattr(struct XorrisO *xorriso, void *in_node, char *path,
      }
    }
    for(i= 0; i < (int) num_attrs; i++) {
+     if(flag & 16)
+       if(strncmp(names[i], "isofs.", 6) == 0)
+   continue;
      if(strlen(names[i]) + value_lengths[i] >= SfileadrL) {
        sprintf(xorriso->result_line, "# oversized: name %d , value %d bytes\n",
                (int) strlen(names[i]), (int) value_lengths[i]);
@@ -880,6 +886,14 @@ int Xorriso_getfattr(struct XorrisO *xorriso, void *in_node, char *path,
      }
    }
  }
+ if((flag & 16) && attr_text != NULL)
+   if(*attr_text != NULL)
+     if((*attr_text)[0] == 0) {
+       free(*attr_text);
+       *attr_text= NULL;
+       ret= 2;
+       goto ex;
+     }
  if(!(flag & 1)) {
    strcpy(xorriso->result_line, "\n");
    Xorriso_result(xorriso, 0);

xorriso/text_io.c

@@ -3697,7 +3697,7 @@ int Xorriso_status(struct XorrisO *xorriso, char *filter, FILE *fp, int flag)
    Xorriso_status_result(xorriso,filter,fp,flag&2);
  is_default= ((xorriso->do_aaip & (2 | 8)) == 0);
  sprintf(line,"-xattr %s\n", (xorriso->do_aaip & 4 ?
-                                xorriso->do_aaip & 1024 ? "any" : "on"
+                                xorriso->do_aaip & 1024 ? "any" : "user"
                               : "off"));
  if(!(is_default && no_defaults))
    Xorriso_status_result(xorriso,filter,fp,flag&2);

xorriso/xorriso.1

@@ -9,7 +9,7 @@
 .\" First parameter, NAME, should be all caps
 .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
 .\" other parameters are allowed: see man(7), man(1)
-.TH XORRISO 1 "Version 1.4.9, Oct 10, 2017"
+.TH XORRISO 1 "Version 1.4.9, Nov 12, 2017"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .\" Some roff macros, for reference:
@@ -468,7 +468,7 @@ able to represent them and \fBxorriso\fR can record and restore them.
 .br
 But be aware that pairs with names of non\-user namespaces are not necessarily
 portable between operating systems and not even between filesystems.
-I.e. only those which begin with "user.", like "user.x" or "user.whatever",
+Only those which begin with "user.", like "user.x" or "user.whatever",
 can unconditionally be expected to be appropriate on other machines and disks.
 Processing of other xattr may need administrator privileges. 
 .br
@@ -947,7 +947,9 @@ Mode "any" processes attributes of all namespaces. This might need adminstrator
 privileges, even if the owner of the disk file tries to read or write the
 attributes.
 .br
-Note that xattr from namespace "isofs." are never restored to disk.
+Note that xattr from namespace "isofs." are never read from disk or restored
+to disk. Further it is not possible to set them via xorriso xattr manipulation
+commands.
 .TP
 \fB\-md5\fR "on"|"all"|"off"|"load_check_off"
 Enable or disable processing of MD5 checksums for the overall session and for
@@ -1748,8 +1750,11 @@ then all user namespace
 xattr of the given iso_rr_paths get deleted. In case of deletion, value must
 be an empty text.
 .br
-Only names from the user namespace are allowed. I.e. a name has to begin with
+Which names are permissible depends on the setting of command \-xattr.
-"user.", like "user.x" or "user.whatever".
+"on" or "user" restricts them to namespace "user". I.e. a name has to look
+like "user.x" or "user.whatever".
+.br
+\-xattr setting "any" enables names from all namespaces except "isofs".
 .br
 Values and names undergo the normal input processing of \fBxorriso\fR.
 See also command \-backslash_codes. Other than with command \-setfattr_list,
@@ -1759,9 +1764,12 @@ the byte value 0 cannot be expressed via \-setfattr.
 Like \-setfattr but affecting all files below eventual directories.
 .TP
 \fB\-setfattr_list\fR disk_path
-Read the output of \-getfattr_r or shell command getfattr \-Rd and apply it to
+Read the output format of \-getfattr_r or shell command getfattr \-Rd and apply
-the iso_rr_paths as given in lines beginning with "# file:". All previously
+it to the iso_rr_paths as given in lines beginning with "# file:".
-existing user space xattr of the given iso_rr_paths will be deleted.
+All previously existing xattr of the acceptable namespaces will be deleted
+before the new xattr get attached. The set of acceptable names depends on the
+setting of command \-xattr.
+.br
 If disk_path is "\-" then lines are read from standard input.
 .br
 Since \-getfattr and getfattr \-Rd strip leading "/" from file paths, the setting
@@ -1773,8 +1781,7 @@ the pending iso_rr_path. Other input lines must have the form
 .br
   name="value"
 .br
-Name must be from user namespace. I.e. user.xyz where xyz should consist of
+The separator "=" is not allowed in names.
-printable characters only. The separator "=" is not allowed in names.
 Value may contain any kind of bytes. It must be in quotes. Trailing
 whitespace after the end quote will be ignored. Non\-printables bytes and quotes
 must be represented as \\XYZ by their octal 8\-bit code XYZ.
@@ -2150,8 +2157,9 @@ ACL is given in text form as defined with command \-setfacl.
 E.g.: \-exec setfacl u:lisa:rw,u::rw,g::r,o::\-,m::rw \-\-
 .br
 \fBgetfattr\fR
-prints xattr name\-value pairs from user namespace
+prints xattr name\-value pairs to the result channel. The choice of namespaces
-to the result channel.
+depends on the setting of command \-xattr: "on" or "user" restricts it to the
+namespace "user", "any" only omits namespace "isofs".
 .br
 \fBget_any_xattr\fR
 prints xattr name\-value pairs from any namespace
@@ -4351,9 +4359,12 @@ directories.
 \fB\-getfattr\fR iso_rr_pattern [***]
 Print the xattr of the given files in the ISO image.
 If a file has no such xattr then noting is printed for it.
+The choice of namespaces
+depends on the setting of command \-xattr: "on" or "user" restricts it to
+namespace "user", "any" only omits namespace "isofs".
 .TP
 \fB\-getfattr_r\fR iso_rr_pattern [***]
-Like \-gefattr but listing recursively the whole file trees underneath eventual
+Like \-gefattr but listing recursively the whole file trees underneath of
 directories.
 .TP
 \fB\-du\fR iso_rr_pattern [***]

xorriso/xorriso.info

@@ -408,8 +408,8 @@ attached to file objects.  AAIP is able to represent them and 'xorriso'
 can record and restore them.
 But be aware that pairs with names of non-user namespaces are not
 necessarily portable between operating systems and not even between
-filesystems.  I.e.  only those which begin with "user.", like "user.x"
+filesystems.  Only those which begin with "user.", like "user.x" or
-or "user.whatever", can unconditionally be expected to be appropriate on
+"user.whatever", can unconditionally be expected to be appropriate on
 other machines and disks.  Processing of other xattr may need
 administrator privileges.
 Name has to be a 0 terminated string.  Value may be any array of bytes
@@ -856,8 +856,9 @@ activate them only after image loading.
      Mode "any" processes attributes of all namespaces.  This might need
      adminstrator privileges, even if the owner of the disk file tries
      to read or write the attributes.
-     Note that xattr from namespace "isofs."  are never restored to
+     Note that xattr from namespace "isofs."  are never read from disk
-     disk.
+     or restored to disk.  Further it is not possible to set them via
+     xorriso xattr manipulation commands.
 -md5 "on"|"all"|"off"|"load_check_off"
      Enable or disable processing of MD5 checksums for the overall
      session and for each single data file.  If enabled then images with
@@ -1522,19 +1523,23 @@ whether they stem from the loaded image or were newly inserted.
      "--remove-all" then all user namespace xattr of the given
      iso_rr_paths get deleted.  In case of deletion, value must be an
      empty text.
-     Only names from the user namespace are allowed.  I.e.  a name has
+     Which names are permissible depends on the setting of command
-     to begin with "user.", like "user.x" or "user.whatever".
+     -xattr.  "on" or "user" restricts them to namespace "user".  I.e.
+     a name has to look like "user.x" or "user.whatever".
+     -xattr setting "any" enables names from all namespaces except
+     "isofs".
      Values and names undergo the normal input processing of 'xorriso'.
      See also command -backslash_codes.  Other than with command
      -setfattr_list, the byte value 0 cannot be expressed via -setfattr.
 -setfattr_r [-]name value iso_rr_path [***]
      Like -setfattr but affecting all files below eventual directories.
 -setfattr_list disk_path
-     Read the output of -getfattr_r or shell command getfattr -Rd and
+     Read the output format of -getfattr_r or shell command getfattr -Rd
-     apply it to the iso_rr_paths as given in lines beginning with "#
+     and apply it to the iso_rr_paths as given in lines beginning with
-     file:".  All previously existing user space xattr of the given
+     "# file:".  All previously existing xattr of the acceptable
-     iso_rr_paths will be deleted.  If disk_path is "-" then lines are
+     namespaces will be deleted before the new xattr get attached.  The
-     read from standard input.
+     set of acceptable names depends on the setting of command -xattr.
+     If disk_path is "-" then lines are read from standard input.
      Since -getfattr and getfattr -Rd strip leading "/" from file paths,
      the setting of -cd does always matter.
      Empty input lines and lines which begin by "#" will be ignored
@@ -1542,12 +1547,11 @@ whether they stem from the loaded image or were newly inserted.
      changing the pending iso_rr_path.  Other input lines must have the
      form
      name="value"
-     Name must be from user namespace.  I.e.  user.xyz where xyz should
+     The separator "=" is not allowed in names.  Value may contain any
-     consist of printable characters only.  The separator "=" is not
+     kind of bytes.  It must be in quotes.  Trailing whitespace after
-     allowed in names.  Value may contain any kind of bytes.  It must be
+     the end quote will be ignored.  Non-printables bytes and quotes
-     in quotes.  Trailing whitespace after the end quote will be
+     must be represented as \XYZ by their octal 8-bit code XYZ. Use code
-     ignored.  Non-printables bytes and quotes must be represented as
+     \000 for 0-bytes.
-     \XYZ by their octal 8-bit code XYZ. Use code \000 for 0-bytes.
 -alter_date type timestring iso_rr_path [***]
      Alter the date entries of files in the ISO image.  type may be one
      of the following:
@@ -1849,8 +1853,10 @@ File: xorriso.info,  Node: CmdFind,  Next: Filter,  Prev: Manip,  Up: Commands
           given in text form as defined with command -setfacl.
           E.g.: -exec setfacl u:lisa:rw,u::rw,g::r,o::-,m::rw --
      getfattr
-          prints xattr name-value pairs from user namespace to the
+          prints xattr name-value pairs to the result channel.  The
-          result channel.
+          choice of namespaces depends on the setting of command -xattr:
+          "on" or "user" restricts it to the namespace "user", "any"
+          only omits namespace "isofs".
      get_any_xattr
           prints xattr name-value pairs from any namespace except ACL to
           the result channel.  This is mostly for debugging of namespace
@@ -3653,10 +3659,13 @@ File: xorriso.info,  Node: Navigate,  Next: Verify,  Prev: Inquiry,  Up: Command
      underneath eventual directories.
 -getfattr iso_rr_pattern [***]
      Print the xattr of the given files in the ISO image.  If a file has
-     no such xattr then noting is printed for it.
+     no such xattr then noting is printed for it.  The choice of
+     namespaces depends on the setting of command -xattr: "on" or "user"
+     restricts it to namespace "user", "any" only omits namespace
+     "isofs".
 -getfattr_r iso_rr_pattern [***]
      Like -gefattr but listing recursively the whole file trees
-     underneath eventual directories.
+     underneath of directories.
 -du iso_rr_pattern [***]
      Recursively list size of directories and files in the ISO image
      which match one of the patterns.  similar to shell command du -k.
@@ -5236,8 +5245,8 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -acl controls handling of ACLs:        Loading.             (line 171)
 * -add inserts one or more paths:        Insert.              (line  44)
 * -add_plainly inserts one or more paths: Insert.             (line  68)
-* -alter_date sets timestamps in ISO image: Manip.            (line 136)
+* -alter_date sets timestamps in ISO image: Manip.            (line 139)
-* -alter_date_r sets timestamps in ISO image: Manip.          (line 171)
+* -alter_date_r sets timestamps in ISO image: Manip.          (line 174)
 * -append_partition adds arbitrary file after image end: Bootable.
                                                               (line 415)
 * -application_id sets application id:   SetWrite.            (line 191)
@@ -5246,11 +5255,11 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -assert_volid rejects undesired images: Loading.            (line 111)
 * -auto_charset learns character set from image: Loading.     (line 123)
 * -backslash_codes enables backslash conversion: Scripting.   (line  71)
-* -ban_stdio_write demands real drive:   Loading.             (line 333)
+* -ban_stdio_write demands real drive:   Loading.             (line 334)
 * -biblio_file sets biblio file name:    SetWrite.            (line 250)
 * -blank erases media:                   Writing.             (line  57)
 * -boot_image controls bootability:      Bootable.            (line  75)
-* -calm_drive reduces drive activity:    Loading.             (line 323)
+* -calm_drive reduces drive activity:    Loading.             (line 324)
 * -cd sets working directory in ISO:     Navigate.            (line   7)
 * -cdx sets working directory on disk:   Navigate.            (line  15)
 * -changes_pending overrides change status: Writing.          (line  12)
@@ -5271,9 +5280,9 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -close_filter_list bans filter registration: Filter.        (line  50)
 * -commit writes pending ISO image:      Writing.             (line  27)
 * -commit_eject writes and ejects:       Writing.             (line  53)
-* -compare reports ISO/disk differences: Navigate.            (line 128)
+* -compare reports ISO/disk differences: Navigate.            (line 131)
-* -compare_l reports ISO/disk differences: Navigate.          (line 144)
+* -compare_l reports ISO/disk differences: Navigate.          (line 147)
-* -compare_r reports ISO/disk differences: Navigate.          (line 140)
+* -compare_r reports ISO/disk differences: Navigate.          (line 143)
 * -compliance controls standard compliance: SetWrite.         (line  56)
 * -concat copies ISO file content:       Restore.             (line 118)
 * -copyright_file sets copyright file name: SetWrite.         (line 239)
@@ -5284,24 +5293,24 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -cp_rx copies file trees to disk:      Restore.             (line 103)
 * -cp_rx copies file trees to disk <1>:  Restore.             (line 111)
 * -cut_out inserts piece of data file:   Insert.              (line 139)
-* -data_cache_size adjusts read cache size: Loading.          (line 349)
+* -data_cache_size adjusts read cache size: Loading.          (line 350)
 * -dev acquires one drive for input and output: AqDrive.      (line  12)
 * -devices gets list of drives:          Inquiry.             (line   7)
 * -device_links gets list of drives:     Inquiry.             (line  17)
 * -dialog enables dialog mode:           DialogCtl.           (line   7)
-* -disk_dev_ino fast incremental backup: Loading.             (line 243)
+* -disk_dev_ino fast incremental backup: Loading.             (line 244)
 * -disk_pattern controls pattern expansion: Insert.           (line  34)
 * -displacement compensate altered image start address: Loading.
                                                               (line  57)
 * -drive_class controls drive accessability: Loading.         (line  73)
-* -du show directory size in ISO image:  Navigate.            (line  75)
+* -du show directory size in ISO image:  Navigate.            (line  78)
 * -dummy controls write simulation:      SetWrite.            (line 393)
-* -dus show directory size in ISO image: Navigate.            (line  78)
+* -dus show directory size in ISO image: Navigate.            (line  81)
-* -dusx show directory size on disk:     Navigate.            (line  85)
+* -dusx show directory size on disk:     Navigate.            (line  88)
-* -dux show directory size on disk:      Navigate.            (line  81)
+* -dux show directory size on disk:      Navigate.            (line  84)
 * -dvd_obs set write block size:         SetWrite.            (line 330)
-* -early_stdio_test classifies stdio drives: Loading.         (line 337)
+* -early_stdio_test classifies stdio drives: Loading.         (line 338)
-* -ecma119_map names w/o Rock Ridge, Joliet: Loading.         (line 231)
+* -ecma119_map names w/o Rock Ridge, Joliet: Loading.         (line 232)
 * -eject ejects drive tray:              Writing.             (line  50)
 * -end writes pending session and ends program: Scripting.    (line 151)
 * -errfile_log logs problematic disk files: Scripting.        (line 116)
@@ -5312,24 +5321,24 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -extract_cut copies file piece to disk: Restore.            (line  80)
 * -extract_l copies files to disk:       Restore.             (line  76)
 * -extract_single copies file to disk:   Restore.             (line  73)
-* -file_name_limit curbs length of file names: Loading.       (line 263)
+* -file_name_limit curbs length of file names: Loading.       (line 264)
 * -file_size_limit limits data file size: SetInsert.          (line   7)
 * -find traverses and alters ISO tree:   CmdFind.             (line   7)
-* -findx traverses disk tree:            Navigate.            (line  88)
+* -findx traverses disk tree:            Navigate.            (line  91)
 * -follow softlinks and mount points:    SetInsert.           (line  69)
 * -format formats media:                 Writing.             (line  87)
-* -for_backup -acl,-xattr,-hardlinks,-md5: Loading.           (line 217)
+* -for_backup -acl,-xattr,-hardlinks,-md5: Loading.           (line 218)
 * -fs sets size of fifo:                 SetWrite.            (line 396)
 * -getfacl shows ACL in ISO image:       Navigate.            (line  60)
 * -getfacl_r shows ACL in ISO image:     Navigate.            (line  66)
 * -getfattr shows xattr in ISO image:    Navigate.            (line  69)
-* -getfattr_r shows xattr in ISO image:  Navigate.            (line  72)
+* -getfattr_r shows xattr in ISO image:  Navigate.            (line  75)
 * -gid sets global ownership:            SetWrite.            (line 287)
 * -grow_blindly overides next writeable address: AqDrive.     (line  60)
 * -hardlinks controls handling of hard links: Loading.        (line 134)
 * -help prints help text:                Scripting.           (line  19)
 * -hfsplus enables production of HFS+ partition: SetWrite.    (line  14)
-* -hide excludes file names from directory trees: Manip.      (line 174)
+* -hide excludes file names from directory trees: Manip.      (line 177)
 * -history brings text into readline history: Scripting.      (line  42)
 * -indev acquires a drive for input:     AqDrive.             (line  23)
 * -in_charset sets input character set:  Loading.             (line 118)
@@ -5360,7 +5369,7 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -map_l inserts paths from disk file:   Insert.              (line  96)
 * -map_single inserts path:              Insert.              (line  93)
 * -mark sets synchronizing message:      Frontend.            (line  23)
-* -md5 controls handling of MD5 sums:    Loading.             (line 189)
+* -md5 controls handling of MD5 sums:    Loading.             (line 190)
 * -mkdir creates ISO directory:          Insert.              (line 177)
 * -modesty_on_drive keep drive buffer hungry: SetWrite.       (line 336)
 * -mount issues mount command for ISO session: Restore.       (line 146)
@@ -5417,7 +5426,7 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
                                                               (line  51)
 * -rollback discards pending changes:    Writing.             (line   9)
 * -rollback_end ends program without writing: Scripting.      (line 154)
-* -rom_toc_scan searches for sessions:   Loading.             (line 295)
+* -rom_toc_scan searches for sessions:   Loading.             (line 296)
 * -rr_reloc_dir sets name of relocation directory: SetWrite.  (line 144)
 * -scdbackup_tag enables scdbackup checksum tag: Emulation.   (line 179)
 * -scsi_dev_family choose Linux device file type: AqDrive.    (line  43)
@@ -5428,12 +5437,12 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -setfacl_list sets ACL in ISO image:   Manip.               (line  94)
 * -setfacl_r sets ACL in ISO image:      Manip.               (line  92)
 * -setfattr sets xattr in ISO image:     Manip.               (line 103)
-* -setfattr_list sets xattr in ISO image: Manip.              (line 117)
+* -setfattr_list sets xattr in ISO image: Manip.              (line 120)
-* -setfattr_r sets xattr in ISO image:   Manip.               (line 115)
+* -setfattr_r sets xattr in ISO image:   Manip.               (line 118)
 * -set_filter applies filter to file:    Filter.              (line  58)
 * -set_filter_r applies filter to file tree: Filter.          (line  84)
-* -show_stream shows data source and filters: Navigate.       (line 148)
+* -show_stream shows data source and filters: Navigate.       (line 151)
-* -show_stream_r shows data source and filters: Navigate.     (line 161)
+* -show_stream_r shows data source and filters: Navigate.     (line 164)
 * -sh_style_result makes results look more like shell: Scripting.
                                                               (line  61)
 * -signal_handling controls handling of system signals: Exception.
@@ -5491,8 +5500,8 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Appended partition, in MBR or GPT:     Bootable.            (line 276)
 * Automatic execution order, of arguments, -x: ArgSort.       (line  16)
 * Backslash Interpretation, _definition: Processing.          (line  53)
-* Backup, enable fast incremental, -disk_dev_ino: Loading.    (line 243)
+* Backup, enable fast incremental, -disk_dev_ino: Loading.    (line 244)
-* Backup, enable features, -for_backup:  Loading.             (line 217)
+* Backup, enable features, -for_backup:  Loading.             (line 218)
 * Backup, scdbackup checksum tag, -scdbackup: Emulation.      (line 179)
 * Blank media, _definition:              Media.               (line  29)
 * Blank, format, Immed bit, -use_immed_bit: SetWrite.         (line 374)
@@ -5530,8 +5539,8 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Directory, delete, -rmdir:             Manip.               (line  29)
 * disk_path, _definition:                Insert.              (line   6)
 * Drive, accessability, -drive_class:    Loading.             (line  73)
-* Drive, classify stdio, -early_stdio_test: Loading.          (line 337)
+* Drive, classify stdio, -early_stdio_test: Loading.          (line 338)
-* Drive, demand real MMC, -ban_stdio_write: Loading.          (line 333)
+* Drive, demand real MMC, -ban_stdio_write: Loading.          (line 334)
 * Drive, eject tray, -eject:             Writing.             (line  50)
 * Drive, for input and output, -dev:     AqDrive.             (line  12)
 * Drive, for input, -indev:              AqDrive.             (line  23)
@@ -5539,7 +5548,7 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Drive, get drive list, -devices:       Inquiry.             (line   7)
 * Drive, get drive list, -device_links:  Inquiry.             (line  17)
 * Drive, list supported media, -list_profiles: Writing.       (line 177)
-* Drive, reduce activity, -calm_drive:   Loading.             (line 323)
+* Drive, reduce activity, -calm_drive:   Loading.             (line 324)
 * Drive, report SCSI commands, -scsi_log: Scripting.          (line 143)
 * Drive, write and eject, -commit_eject: Writing.             (line  53)
 * Drive, _definition:                    Drives.              (line   6)
@@ -5555,14 +5564,14 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Examples:                              Examples.            (line   6)
 * extattr, _definition:                  Extras.              (line  66)
 * File content, copy, -concat:           Restore.             (line 118)
-* File names, curb length, -file_name_limit: Loading.         (line 263)
+* File names, curb length, -file_name_limit: Loading.         (line 264)
-* File names, if neither Rock Ridge nor Joliet: Loading.      (line 231)
+* File names, if neither Rock Ridge nor Joliet: Loading.      (line 232)
 * Filter, apply to file tree, -set_filter_r: Filter.          (line  84)
 * Filter, apply to file, -set_filter:    Filter.              (line  58)
 * Filter, ban registration, -close_filter_list: Filter.       (line  50)
 * Filter, register, -external_filter:    Filter.              (line  20)
-* Filter, show chain, -show_stream:      Navigate.            (line 148)
+* Filter, show chain, -show_stream:      Navigate.            (line 151)
-* Filter, show chains of tree, -show_stream_r: Navigate.      (line 161)
+* Filter, show chains of tree, -show_stream_r: Navigate.      (line 164)
 * Filter, unregister, -unregister_filter: Filter.             (line  47)
 * Filter, zisofs parameters, -zisofs:    SetWrite.            (line 290)
 * Filter, _definition:                   Filter.              (line   6)
@@ -5577,9 +5586,9 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Hard links, control handling, -hardlinks: Loading.          (line 134)
 * HFS+ allocation block size:            Bootable.            (line 403)
 * HFS+ serial number:                    Bootable.            (line 400)
-* hidden, set in ISO image, -hide:       Manip.               (line 174)
+* hidden, set in ISO image, -hide:       Manip.               (line 177)
 * HP-PA boot sector, production:         Bootable.            (line 375)
-* Image reading, cache size, -data_cache_size: Loading.       (line 349)
+* Image reading, cache size, -data_cache_size: Loading.       (line 350)
 * Image, demand volume ID, -assert_volid: Loading.            (line 111)
 * Image, discard pending changes, -rollback: Writing.         (line   9)
 * Image, filesystem to load, -read_fs:   Loading.             (line 102)
@@ -5637,7 +5646,7 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * MBR bootable/active flag, enforce:     Bootable.            (line 343)
 * MBR, set, -boot_image system_area=:    Bootable.            (line 200)
 * MBR, _definition:                      Extras.              (line  27)
-* MD5, control handling, -md5:           Loading.             (line 189)
+* MD5, control handling, -md5:           Loading.             (line 190)
 * Media, erase, -blank:                  Writing.             (line  57)
 * Media, format, -format:                Writing.             (line  87)
 * Media, list formats, -list_formats:    Writing.             (line 129)
@@ -5647,10 +5656,10 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Modifying, _definition:                Methods.             (line  28)
 * Multi-session media, _definition:      Media.               (line   7)
 * Multi-session, _definition:            Model.               (line  18)
-* Navigate, directory size in ISO image, -du: Navigate.       (line  75)
+* Navigate, directory size in ISO image, -du: Navigate.       (line  78)
-* Navigate, directory size in ISO image, -dus: Navigate.      (line  78)
+* Navigate, directory size in ISO image, -dus: Navigate.      (line  81)
-* Navigate, directory size in on disk, -dusx: Navigate.       (line  85)
+* Navigate, directory size in on disk, -dusx: Navigate.       (line  88)
-* Navigate, directory size in on disk, -dux: Navigate.        (line  81)
+* Navigate, directory size in on disk, -dux: Navigate.        (line  84)
 * Navigate, list disk files, -lsdlx:     Navigate.            (line  57)
 * Navigate, list disk files, -lsdx:      Navigate.            (line  51)
 * Navigate, list disk files, -lslx:      Navigate.            (line  54)
@@ -5741,17 +5750,17 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * SUN SPARC boot images, activation:     Bootable.            (line 438)
 * Symbolic link, create, -lns:           Insert.              (line 181)
 * System area, _definition:              Bootable.            (line 200)
-* Table-of-content, search sessions, -rom_toc_scan: Loading.  (line 295)
+* Table-of-content, search sessions, -rom_toc_scan: Loading.  (line 296)
 * Table-of-content, show, -toc:          Inquiry.             (line  27)
-* Timestamps, set in ISO image, -alter_date: Manip.           (line 136)
+* Timestamps, set in ISO image, -alter_date: Manip.           (line 139)
-* Timestamps, set in ISO image, -alter_date_r: Manip.         (line 171)
+* Timestamps, set in ISO image, -alter_date_r: Manip.         (line 174)
-* Tree, disk, traverse, -findx:          Navigate.            (line  88)
+* Tree, disk, traverse, -findx:          Navigate.            (line  91)
 * Tree, ISO, traverse and alter, -find:  CmdFind.             (line   7)
 * UTF-16, for Joliet paths, -compliance: SetWrite.            (line 108)
 * Verify, check blocks, -check_media:    Verify.              (line  21)
-* Verify, compare ISO and disk file, -compare: Navigate.      (line 128)
+* Verify, compare ISO and disk file, -compare: Navigate.      (line 131)
-* Verify, compare ISO and disk tree, -compare_r: Navigate.    (line 140)
+* Verify, compare ISO and disk tree, -compare_r: Navigate.    (line 143)
-* Verify, compare ISO and disk, -compare_l: Navigate.         (line 144)
+* Verify, compare ISO and disk, -compare_l: Navigate.         (line 147)
 * Verify, file checksum, -check_md5:     Verify.              (line 164)
 * Verify, file tree checksums, -check_md5_r: Verify.          (line 178)
 * Verify, preset -check_media, -check_media_defaults: Verify. (line  40)
@@ -5777,10 +5786,10 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Write, TAO or SAO/DAO, -write_type:    SetWrite.            (line 417)
 * xattr, control handling, -xattr:       Loading.             (line 178)
 * xattr, set in ISO image, -setfattr:    Manip.               (line 103)
-* xattr, set in ISO image, -setfattr_list: Manip.             (line 117)
+* xattr, set in ISO image, -setfattr_list: Manip.             (line 120)
-* xattr, set in ISO image, -setfattr_r:  Manip.               (line 115)
+* xattr, set in ISO image, -setfattr_r:  Manip.               (line 118)
 * xattr, show in ISO image, -getfattr:   Navigate.            (line  69)
-* xattr, show in ISO image, -getfattr_r: Navigate.            (line  72)
+* xattr, show in ISO image, -getfattr_r: Navigate.            (line  75)
 * xattr, _definition:                    Extras.              (line  66)
 
 
@@ -5793,54 +5802,54 @@ Node: Media6346
 Node: Methods9033
 Node: Drives11619
 Node: Extras15561
-Node: Processing20280
+Node: Processing20274
-Node: Dialog23915
+Node: Dialog23909
-Node: Commands25604
+Node: Commands25598
-Node: ArgSort27281
+Node: ArgSort27275
-Node: AqDrive28775
+Node: AqDrive28769
-Node: Loading32889
+Node: Loading32883
-Node: Insert53913
+Node: Insert54011
-Node: SetInsert65416
+Node: SetInsert65514
-Node: Manip74848
+Node: Manip74946
-Node: CmdFind84807
+Node: CmdFind85046
-Node: Filter103579
+Node: Filter103975
-Node: Writing108201
+Node: Writing108597
-Node: SetWrite118357
+Node: SetWrite118753
-Node: Bootable143116
+Node: Bootable143512
-Node: Jigdo169288
+Node: Jigdo169684
-Node: Charset173547
+Node: Charset173943
-Node: Exception176876
+Node: Exception177272
-Node: DialogCtl183005
+Node: DialogCtl183401
-Node: Inquiry185607
+Node: Inquiry186003
-Node: Navigate194491
+Node: Navigate194887
-Node: Verify202786
+Node: Verify203344
-Node: Restore212664
+Node: Restore213222
-Node: Emulation221277
+Node: Emulation221835
-Node: Scripting231736
+Node: Scripting232294
-Node: Frontend239519
+Node: Frontend240077
-Node: Examples249145
+Node: Examples249703
-Node: ExDevices250323
+Node: ExDevices250881
-Node: ExCreate250984
+Node: ExCreate251542
-Node: ExDialog252284
+Node: ExDialog252842
-Node: ExGrowing253555
+Node: ExGrowing254113
-Node: ExModifying254364
+Node: ExModifying254922
-Node: ExBootable254874
+Node: ExBootable255432
-Node: ExCharset255429
+Node: ExCharset255987
-Node: ExPseudo256325
+Node: ExPseudo256883
-Node: ExCdrecord257252
+Node: ExCdrecord257810
-Node: ExMkisofs257572
+Node: ExMkisofs258130
-Node: ExGrowisofs258929
+Node: ExGrowisofs259487
-Node: ExException260083
+Node: ExException260641
-Node: ExTime260541
+Node: ExTime261099
-Node: ExIncBackup260999
+Node: ExIncBackup261557
-Node: ExRestore265025
+Node: ExRestore265583
-Node: ExRecovery265971
+Node: ExRecovery266529
-Node: Files266543
+Node: Files267101
-Node: Environ267877
+Node: Environ268435
-Node: Seealso268586
+Node: Seealso269144
-Node: Bugreport269303
+Node: Bugreport269861
-Node: Legal269894
+Node: Legal270452
-Node: CommandIdx270906
+Node: CommandIdx271464
-Node: ConceptIdx288240
+Node: ConceptIdx288798
 
 End Tag Table

xorriso/xorriso.texi

@@ -50,7 +50,7 @@
 @c man .\" First parameter, NAME, should be all caps
 @c man .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
 @c man .\" other parameters are allowed: see man(7), man(1)
-@c man .TH XORRISO 1 "Version 1.4.9, Oct 10, 2017"
+@c man .TH XORRISO 1 "Version 1.4.9, Nov 12, 2017"
 @c man .\" Please adjust this date whenever revising the manpage.
 @c man .\"
 @c man .\" Some roff macros, for reference:
@@ -617,7 +617,7 @@ able to represent them and @command{xorriso} can record and restore them.
 @*
 But be aware that pairs with names of non-user namespaces are not necessarily
 portable between operating systems and not even between filesystems.
-I.e. only those which begin with "user.", like "user.x" or "user.whatever",
+Only those which begin with "user.", like "user.x" or "user.whatever",
 can unconditionally be expected to be appropriate on other machines and disks.
 Processing of other xattr may need administrator privileges. 
 @*
@@ -1191,7 +1191,9 @@ Mode "any" processes attributes of all namespaces. This might need adminstrator
 privileges, even if the owner of the disk file tries to read or write the
 attributes.
 @*
-Note that xattr from namespace "isofs." are never restored to disk.
+Note that xattr from namespace "isofs." are never read from disk or restored
+to disk. Further it is not possible to set them via xorriso xattr manipulation
+commands.
 @c man .TP
 @item -md5 "on"|"all"|"off"|"load_check_off"
 @kindex -md5   controls handling of MD5 sums
@@ -2124,8 +2126,11 @@ then all user namespace
 xattr of the given iso_rr_paths get deleted. In case of deletion, value must
 be an empty text.
 @*
-Only names from the user namespace are allowed. I.e. a name has to begin with
+Which names are permissible depends on the setting of command -xattr.
-"user.", like "user.x" or "user.whatever".
+"on" or "user" restricts them to namespace "user". I.e. a name has to look
+like "user.x" or "user.whatever".
+@*
+-xattr setting "any" enables names from all namespaces except "isofs".
 @*
 Values and names undergo the normal input processing of @command{xorriso}.
 See also command -backslash_codes. Other than with command -setfattr_list,
@@ -2139,9 +2144,12 @@ Like -setfattr but affecting all files below eventual directories.
 @item -setfattr_list disk_path
 @kindex -setfattr_list   sets xattr in ISO image
 @cindex xattr, set in ISO image, -setfattr_list
-Read the output of -getfattr_r or shell command getfattr -Rd and apply it to
+Read the output format of -getfattr_r or shell command getfattr -Rd and apply
-the iso_rr_paths as given in lines beginning with "# file:". All previously
+it to the iso_rr_paths as given in lines beginning with "# file:".
-existing user space xattr of the given iso_rr_paths will be deleted.
+All previously existing xattr of the acceptable namespaces will be deleted
+before the new xattr get attached. The set of acceptable names depends on the
+setting of command -xattr.
+@*
 If disk_path is "-" then lines are read from standard input.
 @*
 Since -getfattr and getfattr -Rd strip leading "/" from file paths, the setting
@@ -2153,8 +2161,7 @@ the pending iso_rr_path. Other input lines must have the form
 @*
   name="value"
 @*
-Name must be from user namespace. I.e. user.xyz where xyz should consist of
+The separator "=" is not allowed in names.
-printable characters only. The separator "=" is not allowed in names.
 Value may contain any kind of bytes. It must be in quotes. Trailing
 whitespace after the end quote will be ignored. Non-printables bytes and quotes
 must be represented as \XYZ by their octal 8-bit code XYZ.
@@ -2564,8 +2571,9 @@ ACL is given in text form as defined with command -setfacl.
 E.g.: -exec setfacl u:lisa:rw,u::rw,g::r,o::@minus{},m::rw @minus{}@minus{}
 @*
 @item getfattr
-prints xattr name-value pairs from user namespace
+prints xattr name-value pairs to the result channel. The choice of namespaces
-to the result channel.
+depends on the setting of command -xattr: "on" or "user" restricts it to the
+namespace "user", "any" only omits namespace "isofs".
 @*
 @item get_any_xattr
 prints xattr name-value pairs from any namespace
@@ -5031,11 +5039,14 @@ directories.
 @cindex xattr, show in ISO image, -getfattr
 Print the xattr of the given files in the ISO image.
 If a file has no such xattr then noting is printed for it.
+The choice of namespaces
+depends on the setting of command -xattr: "on" or "user" restricts it to
+namespace "user", "any" only omits namespace "isofs".
 @c man .TP
 @item -getfattr_r iso_rr_pattern [***]
 @kindex -getfattr_r   shows xattr in ISO image
 @cindex xattr, show in ISO image, -getfattr_r
-Like -gefattr but listing recursively the whole file trees underneath eventual
+Like -gefattr but listing recursively the whole file trees underneath of
 directories.
 @c man .TP
 @item -du iso_rr_pattern [***]

xorriso/xorriso_timestamp.h

@@ -1 +1 @@
-#define Xorriso_timestamP "2017.10.30.122625"
+#define Xorriso_timestamP "2017.11.15.100856"