X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=filter.h;h=0bb51f5ae1e45bcd3396a91bfbba367cbafdec9c;hp=39cec9ba03f4cbee46497b43fda7bdebc7b63dbb;hb=343f3c63fc3a7f9ca4ba4163c9e4cf06cde8d0c3;hpb=d9e608504d9d0e71380907559546e211c4f0ce55

diff --git a/filter.h b/filter.h
index 39cec9ba..0bb51f5a 100644
--- a/filter.h
+++ b/filter.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2005-2008 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2005-2009 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -59,13 +59,13 @@ struct filter_chain {
 	 * buffer used to read from stdin for para_filter; the output buffer of the
 	 * current receiver for para_audiod).
 	 */
-	char *inbuf;
+	char **inbufp;
 	/**
 	 * The output buffer of the filter chain.
 	 *
 	 * Points to the output buffer of the last filter in the filter chain.
 	 */
-	char *outbuf;
+	char **outbufp;
 	/** Contains the number of bytes loaded in the input buffer. */
 	size_t *in_loaded;
 	/** Contains the number of bytes loaded in the output buffer. */
@@ -183,13 +183,6 @@ struct filter {
 	 * by the open() function.
 	 */
 	void (*close)(struct filter_node *fn);
-	/**
-	 * Print the help text for this filter and exit.
-	 *
-	 * This is optional and it is not necessary to initialize this pointer if
-	 * the filter does not have a help text.
-	 */
-	void (*print_help)(void);
 	/**
 	 * A pointer to the filter's command line parser.
 	 *
@@ -203,13 +196,16 @@ struct filter {
 	 * argv. On failure, a negative paraslash error code must be returned.
 	 */
 	int (*parse_config)(int argc, char **argv, void **config);
+
+	/** The help texts for this filter. */
+	struct ggo_help help;
 };
 
 void close_filters(struct filter_chain *fc);
-void filter_init(struct filter *all_filters);
+void filter_init(void);
 int check_filter_arg(char *filter_arg, void **conf);
 void filter_pre_select(__a_unused struct sched *s, struct task *t);
-
+void print_filter_helps(int detailed);
 
 static inline void write_int16_host_endian(char *buf, int val)
 {