Adapt to CVS version as of 2006-09-23.

[privoxy.git] / list.c

diff --git a/list.c b/list.c
index db75833..68ee147 100644 (file)
--- a/list.c
+++ b/list.c
@@ -1,14 +1,14 @@
-const char list_rcs[] = "$Id: list.c,v 1.12 2001/10/25 03:40:48 david__schmidt Exp $";
+const char list_rcs[] = "$Id: list.c,v 1.15.2.2 2004/05/25 02:04:23 david__schmidt Exp $";
 /*********************************************************************
  *
- * File        :  $Source: /cvsroot/ijbswa/current/list.c,v $
+ * File        :  $Source: /cvsroot/ijbswa/current/Attic/list.c,v $
  *
  * Purpose     :  Declares functions to handle lists.
  *                Functions declared include:
  *                   `destroy_list', `enlist' and `list_to_text'
  *
  * Copyright   :  Written by and Copyright (C) 2001 the SourceForge
- *                IJBSWA team.  http://ijbswa.sourceforge.net
+ *                Privoxy team. http://www.privoxy.org/
  *
  *                Based on the Internet Junkbuster originally written
  *                by and Copyright (C) 1997 Anonymous Coders and
@@ -34,6 +34,22 @@ const char list_rcs[] = "$Id: list.c,v 1.12 2001/10/25 03:40:48 david__schmidt E
  *
  * Revisions   :
  *    $Log: list.c,v $
+ *    Revision 1.15.2.2  2004/05/25 02:04:23  david__schmidt
+ *    Removed the "arbitrary" 1000 filter limit in file.c.  See tracker #911950.
+ *
+ *    Revision 1.15.2.1  2002/11/28 18:14:54  oes
+ *    Added unmap function that removes all items with a given
+ *    name from a map.
+ *
+ *    Revision 1.15  2002/03/26 22:29:55  swa
+ *    we have a new homepage!
+ *
+ *    Revision 1.14  2002/03/24 13:25:43  swa
+ *    name change related issues
+ *
+ *    Revision 1.13  2002/03/07 03:46:17  oes
+ *    Fixed compiler warnings
+ *
  *    Revision 1.12  2001/10/25 03:40:48  david__schmidt
  *    Change in porting tactics: OS/2's EMX porting layer doesn't allow multiple
  *    threads to call select() simultaneously.  So, it's time to do a real, live,
@@ -250,11 +266,16 @@ static int list_is_valid (const struct list *the_list)
 
       /*
        * Arbitrarily limit length to prevent infinite loops.
-       */
+       * Note that the 1000 limit was hit by a real user in tracker 911950;
+       * removing it for now.  Symptoms of a real circular reference will
+       * include 100% CPU usage, I'd imagine.  It'll be obvious, anyway.
+       */         
+      /*
       if (++length > 1000)
-      {
+      {           
          return 0;
-      }
+      }           
+      */          
 
       /*
        * Check this isn't marked as the last entry, unless of course it's
@@ -1016,6 +1037,71 @@ jb_err map(struct map *the_map,
 }
 
 
+/*********************************************************************
+ *
+ * Function    :  unmap
+ *
+ * Description :  Remove all map_entry structs with a given name from
+ *                a given map.
+ *
+ * Parameters  :
+ *          1  :  the_map = map to look in
+ *          2  :  name = name to unmap
+ *
+ * Returns     :  JB_ERR_OK
+ *
+ *********************************************************************/
+jb_err unmap(struct map *the_map, const char *name)
+{
+   struct map_entry *cur_entry, *last_entry;
+
+   assert(the_map);
+   assert(name);
+   
+   last_entry = the_map->first;
+
+   for (cur_entry = the_map->first; cur_entry != NULL; cur_entry = cur_entry->next)
+   {
+      if (!strcmp(name, cur_entry->name))
+      {
+         /*
+          * Update the incoming pointer
+          */
+         if (cur_entry == the_map->first)
+         {
+            the_map->first = cur_entry->next;
+         }
+         else
+         {
+            last_entry->next = cur_entry->next;
+         }
+
+         /*
+          * Update the map's last pointer 
+          */
+         if (cur_entry == the_map->last)
+         {
+            the_map->last = last_entry;
+         }
+         
+         /*
+          * Free the map_entry
+          */
+         freez(cur_entry->name);
+         freez(cur_entry->value);
+         freez(cur_entry);
+
+         cur_entry = last_entry;
+      }
+      else
+      {
+         last_entry = cur_entry;
+      }
+   }
+   return JB_ERR_OK;
+}
+
+
 /*********************************************************************
  *
  * Function    :  lookup