1 files changed, 84 insertions, 0 deletions

diff --git a/src/include/gnunet_plugin_lib.h b/src/include/gnunet_plugin_lib.h
new file mode 100644
index 000000000..e4f603c4e
--- /dev/null
+++ b/src/include/gnunet_plugin_lib.h
@@ -0,0 +1,84 @@
+/*
+     This file is part of GNUnet.
+     (C) 2001, 2002, 2003, 2004, 2005, 2006 Christian Grothoff (and other contributing authors)
+
+     GNUnet is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published
+     by the Free Software Foundation; either version 2, or (at your
+     option) any later version.
+
+     GNUnet is distributed in the hope that it will be useful, but
+     WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+     General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+
+/**
+ * @file include/gnunet_plugin_lib.h
+ * @brief plugin loading and unloading
+ * @author Christian Grothoff
+ */
+
+#ifndef GNUNET_PLUGIN_LIB_H
+#define GNUNET_PLUGIN_LIB_H
+
+#ifdef __cplusplus
+extern "C"
+{
+#if 0                           /* keep Emacsens' auto-indent happy */
+}
+#endif
+#endif
+
+#include "gnunet_common.h"
+#include "gnunet_configuration_lib.h"
+
+
+/**
+ * Signature of any function exported by a plugin.
+ */
+typedef void *(*GNUNET_PLUGIN_Callback) (void *arg);
+
+
+/**
+ * Setup plugin (runs the "init" callback and returns whatever "init"
+ * returned).  If "init" returns NULL, the plugin is unloaded.
+ *
+ * Note that the library must export symbols called
+ * "library_name_init" and "library_name_done".  These will be called
+ * when the library is loaded and unloaded respectively.
+ *
+ * @param library_name name of the plugin to load
+ * @param arg argument to the plugin initialization function
+ * @return whatever the initialization function returned
+ */
+void *GNUNET_PLUGIN_load (const char *library_name, void *arg);
+
+
+/**
+ * Unload plugin (runs the "done" callback and returns whatever "done"
+ * returned).  The plugin is then unloaded.
+ *
+ * @param library_name name of the plugin to unload
+ * @param arg argument to the plugin shutdown function
+ * @return whatever the shutdown function returned
+ */
+void *GNUNET_PLUGIN_unload (const char *library_name, void *arg);
+
+
+#if 0                           /* keep Emacsens' auto-indent happy */
+{
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+
+/* ifndef GNUNET_PLUGIN_LIB_H */
+#endif
+/* end of gnunet_plugin_lib.h */