diff -r 8065a624ba37 -r 94e6c3b4230f src/modules/logwatch.h
--- a/src/modules/logwatch.h	Sat Apr 11 04:26:22 2009 +0300
+++ b/src/modules/logwatch.h	Sat Apr 11 04:26:46 2009 +0300
@@ -65,6 +65,16 @@
 };
 
 /**
+ * Maximum number of capture groups in the filter's regexp
+ */
+#define LOGWATCH_FILTER_GROUPS_MAX 16
+
+/**
+ * Maximum length of output string, not including NUL byte
+ */
+#define LOGWATCH_FILTER_OUT_MAX 450
+
+/**
  * A channel for outputting logwatch output
  *
  * XXX; do we need this?
@@ -129,3 +139,13 @@
  */
 void logwatch_filter_destroy (struct logwatch_filter *filter);
 
+/**
+ * Pass the given line (from the given source) through the given filter
+ */
+err_t logwatch_filter_apply (const struct logwatch_filter *filter, const struct logwatch_source *source, const char *line, struct error_info *err);
+
+/**
+ * Handle a line from the given source by applying it to all filters
+ */
+void logwatch_on_line (struct logwatch *ctx, const struct logwatch_source *source, const char *line);
+