X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=src%2Flist.c;h=4bf302e6d629fbc57726ea9ac071483c009ad3a5;hb=137ebf41fd97baa7e4f2a66e0da0bdb182ca6f7b;hp=2d05873d846b327a3e91aa4e6452ebf9865d5b39;hpb=e86e864544a87003ac900d60135a3ca9424cfb95;p=chaz%2Ftar

diff --git a/src/list.c b/src/list.c
index 2d05873..4bf302e 100644
--- a/src/list.c
+++ b/src/list.c
@@ -107,7 +107,6 @@ read_and (void (*do_something) (void))
 		{
 		case GNUTYPE_VOLHDR:
 		case GNUTYPE_MULTIVOL:
-		case GNUTYPE_NAMES:
 		  break;
 
 		case DIRTYPE:
@@ -281,8 +280,8 @@ tar_checksum (union block *header, bool silent)
 }
 
 /* Read a block that's supposed to be a header block.  Return its
-   address in "current_header", and if it is good, the file's size in
-   current_stat_info.stat.st_size.
+   address in "current_header", and if it is good, the file's size
+   and names (file name, link name) in *info.
 
    Return 1 for success, 0 if the checksum is bad, EOF on eof, 2 for a
    block full of zeros (EOF marker).
@@ -294,7 +293,7 @@ tar_checksum (union block *header, bool silent)
    the header which this routine reads.  */
 
 enum read_header
-read_header (bool raw_extended_headers)
+read_header_primitive (bool raw_extended_headers, struct tar_stat_info *info)
 {
   union block *header;
   union block *header_copy;
@@ -321,9 +320,9 @@ read_header (bool raw_extended_headers)
       /* Good block.  Decode file size and return.  */
 
       if (header->header.typeflag == LNKTYPE)
-	current_stat_info.stat.st_size = 0;	/* links 0 size on tape */
+	info->stat.st_size = 0;	/* links 0 size on tape */
       else
-	current_stat_info.stat.st_size = OFF_FROM_HEADER (header->header.size);
+	info->stat.st_size = OFF_FROM_HEADER (header->header.size);
 
       if (header->header.typeflag == GNUTYPE_LONGNAME
 	  || header->header.typeflag == GNUTYPE_LONGLINK
@@ -336,14 +335,13 @@ read_header (bool raw_extended_headers)
 	  else if (header->header.typeflag == GNUTYPE_LONGNAME
 		   || header->header.typeflag == GNUTYPE_LONGLINK)
 	    {
-	      size_t name_size = current_stat_info.stat.st_size;
+	      size_t name_size = info->stat.st_size;
 	      size_t n = name_size % BLOCKSIZE;
 	      size = name_size + BLOCKSIZE;
 	      if (n)
 		size += BLOCKSIZE - n;
 
-	      if (name_size != current_stat_info.stat.st_size
-		  || size < name_size)
+	      if (name_size != info->stat.st_size || size < name_size)
 		xalloc_die ();
 
 	      header_copy = xmalloc (size + 1);
@@ -434,9 +432,9 @@ read_header (bool raw_extended_headers)
 	      recent_long_name = 0;
 	      recent_long_name_blocks = 0;
 	    }
-	  assign_string (&current_stat_info.orig_file_name, name);
-	  assign_string (&current_stat_info.file_name, name);
-	  current_stat_info.had_trailing_slash = strip_trailing_slashes (current_stat_info.file_name);
+	  assign_string (&info->orig_file_name, name);
+	  assign_string (&info->file_name, name);
+	  info->had_trailing_slash = strip_trailing_slashes (info->file_name);
 
 	  if (recent_long_link)
 	    free (recent_long_link);
@@ -455,13 +453,34 @@ read_header (bool raw_extended_headers)
 	      recent_long_link = 0;
 	      recent_long_link_blocks = 0;
 	    }
-	  assign_string (&current_stat_info.link_name, name);
+	  assign_string (&info->link_name, name);
 
 	  return HEADER_SUCCESS;
 	}
     }
 }
 
+enum read_header
+read_header (bool raw_extended_headers)
+{
+  return read_header_primitive (raw_extended_headers, &current_stat_info);
+}
+
+static char *
+decode_xform (char *file_name)
+{
+  file_name = safer_name_suffix (file_name, false, absolute_names_option);
+  if (strip_name_components)
+    {
+      size_t prefix_len = stripped_prefix_len (file_name,
+					       strip_name_components);
+      if (prefix_len == (size_t) -1)
+	prefix_len = strlen (file_name);
+      file_name += prefix_len;
+    }
+  return file_name;
+}
+
 #define ISOCTAL(c) ((c)>='0'&&(c)<='7')
 
 /* Decode things from a file HEADER block into STAT_INFO, also setting
@@ -579,6 +598,8 @@ decode_header (union block *header, struct tar_stat_info *stat_info,
           || stat_info->dumpdir)
 	stat_info->is_dumpdir = true;
     }
+
+  transform_name_fp (&stat_info->file_name, decode_xform);
 }
 
 /* Convert buffer at WHERE0 of size DIGS from external format to
@@ -975,7 +996,7 @@ print_header (struct tar_stat_info *st, off_t block_ordinal)
   char modes[11];
   char const *time_stamp;
   int time_stamp_len;
-  char *temp_name = st->orig_file_name ? st->orig_file_name : st->file_name;
+  char *temp_name;
 
   /* These hold formatted ints.  */
   char uform[UINTMAX_STRSIZE_BOUND], gform[UINTMAX_STRSIZE_BOUND];
@@ -989,21 +1010,8 @@ print_header (struct tar_stat_info *st, off_t block_ordinal)
   if (test_label_option && current_header->header.typeflag != GNUTYPE_VOLHDR)
     return;
 
-  if (show_stored_names_option)
-    {
-      switch (subcommand_option)
-	{
-	case CAT_SUBCOMMAND:
-	case UPDATE_SUBCOMMAND:
-	case APPEND_SUBCOMMAND:
-	case CREATE_SUBCOMMAND:
-	  temp_name = st->file_name ? st->file_name : st->orig_file_name;
-	  break;
-
-	default:
-	  temp_name = st->orig_file_name ? st->orig_file_name : st->file_name;
-	}
-    }
+  if (show_transformed_names_option)
+    temp_name = st->file_name ? st->file_name : st->orig_file_name;
   else
     temp_name = st->orig_file_name ? st->orig_file_name : st->file_name;
 
@@ -1038,10 +1046,6 @@ print_header (struct tar_stat_info *st, off_t block_ordinal)
 	  modes[0] = 'M';
 	  break;
 
-	case GNUTYPE_NAMES:
-	  modes[0] = 'N';
-	  break;
-
 	case GNUTYPE_LONGNAME:
 	case GNUTYPE_LONGLINK:
 	  modes[0] = 'L';
@@ -1225,10 +1229,6 @@ print_header (struct tar_stat_info *st, off_t block_ordinal)
 		   uintbuf));
 	  fprintf (stdlis, _("--Continued at byte %s--\n"), size);
 	  break;
-
-	case GNUTYPE_NAMES:
-	  fprintf (stdlis, _("--Mangled file names--\n"));
-	  break;
 	}
     }
   fflush (stdlis);