Add limited hex notation support for the PCRS

[privoxy.git] / parsers.c

diff --git a/parsers.c b/parsers.c
index 9d52898..950e9c2 100644 (file)
--- a/parsers.c
+++ b/parsers.c
@@ -1,4 +1,4 @@
-const char parsers_rcs[] = "$Id: parsers.c,v 1.99 2007/04/30 15:06:26 fabiankeil Exp $";
+const char parsers_rcs[] = "$Id: parsers.c,v 1.102 2007/05/27 12:39:32 fabiankeil Exp $";
 /*********************************************************************
  *
  * File        :  $Source: /cvsroot/ijbswa/current/parsers.c,v $
@@ -44,6 +44,15 @@ const char parsers_rcs[] = "$Id: parsers.c,v 1.99 2007/04/30 15:06:26 fabiankeil
  *
  * Revisions   :
  *    $Log: parsers.c,v $
+ *    Revision 1.102  2007/05/27 12:39:32  fabiankeil
+ *    Adjust "X-Filter: No" to disable dedicated header filters.
+ *
+ *    Revision 1.101  2007/05/14 10:16:41  fabiankeil
+ *    Streamline client_cookie_adder().
+ *
+ *    Revision 1.100  2007/04/30 15:53:11  fabiankeil
+ *    Make sure filters with dynamic jobs actually use them.
+ *
  *    Revision 1.99  2007/04/30 15:06:26  fabiankeil
  *    - Introduce dynamic pcrs jobs that can resolve variables.
  *    - Remove unnecessary update_action_bits_for_all_tags() call.
@@ -1440,13 +1449,13 @@ jb_err scan_headers(struct client_state *csp)
  *                headers (client or server)
  *          3  :  csp = Current client state (buffers, headers, etc...)
  *
- * Returns     :  Single pointer to a fully formed header, or NULL
- *                on out-of-memory error.
+ * Returns     :  JB_ERR_OK in case off success, or
+ *                JB_ERR_MEMORY on out-of-memory error.
  *
  *********************************************************************/
-char *sed(const struct parsers pats[],
-          const add_header_func_ptr more_headers[],
-          struct client_state *csp)
+jb_err sed(const struct parsers pats[],
+           const add_header_func_ptr more_headers[],
+           struct client_state *csp)
 {
    struct list_entry *p;
    const struct parsers *v;
@@ -1510,12 +1519,7 @@ char *sed(const struct parsers pats[],
       }
    }
 
-   if (err != JB_ERR_OK)
-   {
-      return NULL;
-   }
-
-   return list_to_text(csp->headers);
+   return err;
 }
 
 
@@ -1761,6 +1765,11 @@ jb_err filter_header(struct client_state *csp, char **header)
    int wanted_filter_type;
    int multi_action_index;
 
+   if (csp->flags & CSP_FLAG_NO_FILTERING)
+   {
+      return JB_ERR_OK;
+   }
+
    if (csp->flags & CSP_FLAG_CLIENT_HEADER_PARSING_DONE)
    {
       wanted_filter_type = FT_SERVER_HEADER_FILTER;
@@ -3367,9 +3376,8 @@ jb_err client_x_filter(struct client_state *csp, char **header)
          }
          else
          {  
-            csp->content_type = CT_TABOO;
-            csp->action->flags &= ~ACTION_FILTER_SERVER_HEADERS;
-            csp->action->flags &= ~ACTION_FILTER_CLIENT_HEADERS;
+            csp->content_type = CT_TABOO; /* XXX: This hack shouldn't be necessary */
+            csp->flags |= CSP_FLAG_NO_FILTERING;
             log_error(LOG_LEVEL_HEADER, "Accepted the client's request to fetch without filtering.");
          }
          log_error(LOG_LEVEL_HEADER, "Crunching %s", *header);
@@ -3437,9 +3445,8 @@ jb_err client_host_adder(struct client_state *csp)
  *
  * Function    :  client_cookie_adder
  *
- * Description :  Used in the add_client_headers list.  Called from `sed'.
- *
- *                XXX: Remove csp->cookie_list which is no longer used.
+ * Description :  Used in the add_client_headers list to add "wafers".
+ *                Called from `sed'.
  *
  * Parameters  :
  *          1  :  csp = Current client state (buffers, headers, etc...)
@@ -3450,14 +3457,12 @@ jb_err client_host_adder(struct client_state *csp)
  *********************************************************************/
 jb_err client_cookie_adder(struct client_state *csp)
 {
-   struct list_entry *lst;
    char *tmp;
-   struct list_entry *list1 = csp->cookie_list->first;
-   struct list_entry *list2 = csp->action->multi[ACTION_MULTI_WAFER]->first;
-   int first_cookie = 1;
+   struct list_entry *wafer;
+   struct list_entry *wafer_list = csp->action->multi[ACTION_MULTI_WAFER]->first;
    jb_err err;
 
-   if ((list1 == NULL) && (list2 == NULL))
+   if (NULL == wafer_list)
    {
       /* Nothing to do */
       return JB_ERR_OK;
@@ -3465,30 +3470,14 @@ jb_err client_cookie_adder(struct client_state *csp)
 
    tmp = strdup("Cookie: ");
 
-   for (lst = list1; lst ; lst = lst->next)
-   {
-      if (first_cookie)
-      {
-         first_cookie = 0;
-      }
-      else
-      {
-         string_append(&tmp, "; ");
-      }
-      string_append(&tmp, lst->str);
-   }
-
-   for (lst = list2;  lst ; lst = lst->next)
+   for (wafer = wafer_list; (NULL != tmp) && (NULL != wafer); wafer = wafer->next)
    {
-      if (first_cookie)
-      {
-         first_cookie = 0;
-      }
-      else
+      if (wafer != wafer_list)
       {
+         /* As this isn't the first wafer, we need a delimiter. */
          string_append(&tmp, "; ");
       }
-      string_join(&tmp, cookie_encode(lst->str));
+      string_join(&tmp, cookie_encode(wafer->str));
    }
 
    if (tmp == NULL)