File vsftpd-2.3.4-sqb.patch of Package vsftpd

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File vsftpd-2.3.4-sqb.patch of Package vsftpd (Revision 2da05debc592f7936f2ab5233a1d8112)

Currently displaying revision 2da05debc592f7936f2ab5233a1d8112 , Show latest

Index: vsftpd-2.0.7/ls.c
===================================================================
--- vsftpd-2.0.7.orig/ls.c
+++ vsftpd-2.0.7/ls.c
@@ -243,7 +243,7 @@ vsf_filename_passes_filter(const struct
   int ret = 0;
   char last_token = 0;
   int must_match_at_current_pos = 1;
-  
+  int matched = 0;
   
   str_copy(&filter_remain_str, p_filter_str);
   
@@ -273,7 +273,7 @@ vsf_filename_passes_filter(const struct
     static struct mystr s_match_needed_str;
     /* Locate next special token */
     struct str_locate_result locate_result =
-      str_locate_chars(&filter_remain_str, "*?{");
+      str_locate_chars(&filter_remain_str, "*?{[");
     (*iters)++;
     /* Isolate text leading up to token (if any) - needs to be matched */
     if (locate_result.found)
@@ -291,8 +291,14 @@ vsf_filename_passes_filter(const struct
       str_empty(&filter_remain_str);
       last_token = 0;
     }
+
+    matched = 0;
     if (!str_isempty(&s_match_needed_str))
     {
+      if (!matched)
+      {
+        matched = 1;
+      }
       /* Need to match something.. could be a match which has to start at
        * current position, or we could allow it to start anywhere
        */
@@ -344,13 +350,20 @@ vsf_filename_passes_filter(const struct
       must_match_at_current_pos = 1;
       if (end_brace.found)
       {
+        int entire = (*iters == 1 && last_token == '{');
+
         str_split_char(&filter_remain_str, &temp_str, '}');
         str_copy(&brace_list_str, &filter_remain_str);
         str_copy(&filter_remain_str, &temp_str);
         str_split_char(&brace_list_str, &temp_str, ',');
         while (!str_isempty(&brace_list_str))
         {
-          str_copy(&new_filter_str, &brace_list_str);
+          str_empty(&new_filter_str);
+          if (!matched && !entire)
+          {
+            str_append_char(&new_filter_str, '*');
+          }
+          str_append_str(&new_filter_str, &brace_list_str);
           str_append_str(&new_filter_str, &filter_remain_str);
           if (vsf_filename_passes_filter(&name_remain_str, &new_filter_str,
                                          iters))
@@ -368,6 +381,68 @@ vsf_filename_passes_filter(const struct
       {
         goto out;
       }
+      else
+      {
+        str_right(&name_remain_str, &temp_str,
+                  str_getlen(&name_remain_str) - 1);
+        str_copy(&name_remain_str, &temp_str);
+      }
+    }
+    else if (last_token == '[')
+    {
+      struct str_locate_result end_sqb =
+        str_locate_char(&filter_remain_str, ']');
+      must_match_at_current_pos = 1;
+      if (end_sqb.found)
+      {
+        unsigned int cur_pos;
+        char stch, ench;
+        const char *p_brace;
+
+        str_split_char(&filter_remain_str, &temp_str, ']');
+        str_copy(&brace_list_str, &filter_remain_str);
+        str_copy(&filter_remain_str, &temp_str);
+        p_brace = str_getbuf(&brace_list_str);
+        for (cur_pos = 0; cur_pos < str_getlen(&brace_list_str);)
+        {
+          stch = p_brace[cur_pos];
+          // char vers. range
+          if (cur_pos + 2 < str_getlen(&brace_list_str) &&
+              p_brace[cur_pos+1] == '-')
+          {
+            ench = p_brace[cur_pos+2];
+            cur_pos += 3;
+          }
+          else
+          {
+            ench = stch;
+            cur_pos++;
+          }
+          // expand char[s]
+          for (;stch <= ench && !str_isempty(&brace_list_str); stch++)
+          {
+            str_empty(&new_filter_str);
+            if (!matched)
+            {
+              str_append_char(&new_filter_str, '*');
+            }
+            str_append_char(&new_filter_str, stch);
+            str_append_str(&new_filter_str, &filter_remain_str);
+            if (vsf_filename_passes_filter(&name_remain_str, &new_filter_str,
+                                           iters))
+            {
+              ret = 1;
+              goto out;
+            }
+          }
+        }
+        goto out;
+      }
+      else if (str_isempty(&name_remain_str) ||
+               str_get_char_at(&name_remain_str, 0) != '[')
+      {
+        goto out;
+      }
       else
       {
         str_right(&name_remain_str, &temp_str,

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File vsftpd-2.3.4-sqb.patch of Package vsftpd (Revision 2da05debc592f7936f2ab5233a1d8112)

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