From: Fabian Keil <fk@fabiankeil.de>
Date: Fri, 19 Oct 2007 16:53:28 +0000 (+0000)
Subject: Add helper function to check if any content filters are enabled.
X-Git-Tag: v_3_0_7~123
X-Git-Url: http://www.privoxy.org/gitweb/appendix.html?a=commitdiff_plain;h=0378c261d3ae25e1b5cdb962dbc7a9ab54331ec9;p=privoxy.git

Add helper function to check if any content filters are enabled.
---

diff --git a/filters.c b/filters.c
index a8642389..6138758f 100644
--- a/filters.c
+++ b/filters.c
@@ -1,4 +1,4 @@
-const char filters_rcs[] = "$Id: filters.c,v 1.94 2007/09/29 13:20:20 fabiankeil Exp $";
+const char filters_rcs[] = "$Id: filters.c,v 1.95 2007/10/17 19:31:20 fabiankeil Exp $";
 /*********************************************************************
  *
  * File        :  $Source: /cvsroot/ijbswa/current/filters.c,v $
@@ -40,6 +40,10 @@ const char filters_rcs[] = "$Id: filters.c,v 1.94 2007/09/29 13:20:20 fabiankeil
  *
  * Revisions   :
  *    $Log: filters.c,v $
+ *    Revision 1.95  2007/10/17 19:31:20  fabiankeil
+ *    Omitting the zero chunk that ends the chunk transfer encoding seems
+ *    to be the new black. Log the problem and continue filtering anyway.
+ *
  *    Revision 1.94  2007/09/29 13:20:20  fabiankeil
  *    Remove two redundant and one useless log messages.
  *
@@ -2646,6 +2650,26 @@ struct http_response *direct_response(struct client_state *csp)
 }
 
 
+/*********************************************************************
+ *
+ * Function    :  content_filters_enabled
+ *
+ * Description :  Checks whether there are any content filters
+ *                enabled for the current request.
+ *
+ * Parameters  :  
+ *          1  :  csp = Current client state (buffers, headers, etc...)
+ *
+ * Returns     :  TRUE for yes, FALSE otherwise
+ *
+ *********************************************************************/
+inline int content_filters_enabled(const struct client_state *csp)
+{
+   return (((csp->rlist != NULL) &&
+      (!list_is_empty(csp->action->multi[ACTION_MULTI_FILTER]))) ||
+      (csp->action->flags & (ACTION_DEANIMATE|ACTION_JPEG_INSPECT|ACTION_NO_POPUPS)));
+}
+
 /*
   Local Variables:
   tab-width: 3
diff --git a/filters.h b/filters.h
index 12bfdd74..f768047f 100644
--- a/filters.h
+++ b/filters.h
@@ -1,6 +1,6 @@
 #ifndef FILTERS_H_INCLUDED
 #define FILTERS_H_INCLUDED
-#define FILTERS_H_VERSION "$Id: filters.h,v 1.29 2007/09/28 16:38:55 fabiankeil Exp $"
+#define FILTERS_H_VERSION "$Id: filters.h,v 1.30 2007/09/29 10:21:16 fabiankeil Exp $"
 /*********************************************************************
  *
  * File        :  $Source: /cvsroot/ijbswa/current/filters.h,v $
@@ -39,6 +39,11 @@
  *
  * Revisions   :
  *    $Log: filters.h,v $
+ *    Revision 1.30  2007/09/29 10:21:16  fabiankeil
+ *    - Move get_filter_function() from jcc.c to filters.c
+ *      so the filter functions can be static.
+ *    - Don't bother filtering body-less responses.
+ *
  *    Revision 1.29  2007/09/28 16:38:55  fabiankeil
  *    - Execute content filters through execute_content_filter().
  *    - Add prepare_for_filtering() so filter functions don't have to
@@ -317,6 +322,7 @@ extern char *get_last_url(char *subject, const char *redirect_mode);
 
 extern pcrs_job *compile_dynamic_pcrs_job_list(const struct client_state *csp, const struct re_filterfile_spec *b);
 
+extern inline int content_filters_enabled(const struct client_state *csp);
 
 /*
  * Handling Max-Forwards: