src/plugin.c: Change the write callbacks to receive a user_data_t pointer.

[collectd.git] / src / plugin.h

diff --git a/src/plugin.h b/src/plugin.h
index 3088e06..e58444f 100644 (file)
--- a/src/plugin.h
+++ b/src/plugin.h
@@ -136,6 +136,20 @@ typedef struct notification_s
        notification_meta_t *meta;
 } notification_t;
 
+struct user_data_s
+{
+       void *data;
+       void (*free_func) (void *);
+};
+typedef struct user_data_s user_data_t;
+
+/*
+ * Callback types
+ */
+typedef int (*plugin_read_cb) (user_data_t *);
+typedef int (*plugin_write_cb) (const data_set_t *, const value_list_t *,
+               user_data_t *);
+
 /*
  * NAME
  *  plugin_set_dir
@@ -225,8 +239,10 @@ int plugin_register_init (const char *name,
                int (*callback) (void));
 int plugin_register_read (const char *name,
                int (*callback) (void));
+int plugin_register_complex_read (const char *name,
+               plugin_read_cb callback, user_data_t *user_data);
 int plugin_register_write (const char *name,
-               int (*callback) (const data_set_t *ds, const value_list_t *vl));
+               plugin_write_cb callback, user_data_t *user_data);
 int plugin_register_flush (const char *name,
                int (*callback) (const int timeout, const char *identifier));
 int plugin_register_shutdown (char *name,
@@ -241,6 +257,7 @@ int plugin_unregister_config (const char *name);
 int plugin_unregister_complex_config (const char *name);
 int plugin_unregister_init (const char *name);
 int plugin_unregister_read (const char *name);
+int plugin_unregister_complex_read (const char *name, void **user_data);
 int plugin_unregister_write (const char *name);
 int plugin_unregister_flush (const char *name);
 int plugin_unregister_shutdown (const char *name);