1 files changed, 37 insertions, 0 deletions
diff --git a/midnam_lv2.h b/midnam_lv2.h
new file mode 100644
index 0000000..a8e3f8e
--- /dev/null
+++ b/midnam_lv2.h
@@ -0,0 +1,37 @@
+#define LV2_MIDNAM_URI "http://ardour.org/lv2/midnam"
+#define LV2_MIDNAM_PREFIX LV2_MIDNAM_URI "#"
+#define LV2_MIDNAM__interface LV2_MIDNAM_PREFIX "interface"
+#define LV2_MIDNAM__update LV2_MIDNAM_PREFIX "update"
+
+typedef void* LV2_Midnam_Handle;
+
+/** a LV2 Feature provided by the Host to the plugin */
+typedef struct {
+	/** Opaque host data */
+	LV2_Midnam_Handle handle;
+	/** Request from run() that the host should re-read the midnam */
+	void (*update)(LV2_Midnam_Handle handle);
+} LV2_Midnam;
+
+typedef struct {
+	/** Query midnam document. The plugin
+	 * is expected to return a null-terminated XML
+	 * text which is a valid midnam desciption
+	 * (or NULL in case of error).
+	 *
+	 * The midnam <Model> must be unique and
+	 * specific for the given plugin-instance.
+	 */
+	char* (*midnam)(LV2_Handle instance);
+
+	/** The unique model id used ith the midnam,
+	 * (or NULL).
+	 */
+	char* (*model)(LV2_Handle instance);
+
+	/** free allocated strings. The host
+	 * calls this for every value returned by
+	 * \ref midnam and \ref model.
+	 */
+	void (*free)(char*);
+} LV2_Midnam_Interface;