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-rw-r--r--src/input_plugin.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/input_plugin.h b/src/input_plugin.h
index 70b9155aa..3ac0bdf40 100644
--- a/src/input_plugin.h
+++ b/src/input_plugin.h
@@ -51,6 +51,12 @@ struct input_plugin {
struct input_stream *(*open)(const char *uri, GError **error_r);
void (*close)(struct input_stream *is);
+ /**
+ * Update the public attributes. Call before access. Can be
+ * NULL if the plugin always keeps its attributes up to date.
+ */
+ void (*update)(struct input_stream *is);
+
struct tag *(*tag)(struct input_stream *is);
int (*buffer)(struct input_stream *is, GError **error_r);
size_t (*read)(struct input_stream *is, void *ptr, size_t size,