1 files changed, 75 insertions, 0 deletions

diff --git a/src/lib/include/gnunet_dbus_lib_arg.h b/src/lib/include/gnunet_dbus_lib_arg.h
new file mode 100644
index 0000000..34a8a68
--- /dev/null
+++ b/src/lib/include/gnunet_dbus_lib_arg.h
@@ -0,0 +1,75 @@
+#ifndef GNUNET_DBUS_LIB_ARG_H
+#define GNUNET_DBUS_LIB_ARG_H
+
+/**
+ * Used to represent an argument to a DBus method or signal. An argument
+ * consists of a name and a DBus type signature.
+ */
+struct GNUNET_DBUS_Arg;
+
+/**
+ * An iterable, doubly-linked-list of GNUNET_DBUS_Arg.
+ */
+struct GNUNET_DBUS_ArgIterator
+{
+  /* linked list */
+  struct GNUNET_DBUS_ArgIterator *next;
+  struct GNUNET_DBUS_ArgIterator *prev;
+
+  struct GNUNET_DBUS_Arg *arg;
+};
+
+/**
+ * Create a GNUNET_DBUS_Arg with the given name, DBus type signature and a
+ * reference count of one.
+ */
+struct GNUNET_DBUS_Arg *
+GNUNET_DBUS_arg_create (
+    const char *name,
+    const char *signature);
+
+/**
+ * Increase the reference count of this GNUNET_DBUS_Arg by one.
+ */
+void
+GNUNET_DBUS_arg_ref (
+    struct GNUNET_DBUS_Arg *arg);
+
+/**
+ * Decrease the reference count of this GNUNET_DBUS_Arg by one. Will free the
+ * GNNET_DBUS_Arg if the reference count reaches zero.
+ */
+void
+GNUNET_DBUS_arg_unref (
+    struct GNUNET_DBUS_Arg *arg);
+
+/**
+ * Get the name of this GNUNET_DBUS_Arg.
+ */
+const char *
+GNUNET_DBUS_arg_get_name (
+    const struct GNUNET_DBUS_Arg *arg);
+
+/**
+ * Get the DBus type signature of this GNUNET_DBUS_Arg.
+ */
+const char *
+GNUNET_DBUS_arg_get_signature (
+    const struct GNUNET_DBUS_Arg *arg);
+
+#if 0
+void
+GNUNET_DBUS_arg_pop_message (
+    const struct GNUNET_DBUS_Arg *arg,
+    DBusMessageIter *dbus_message_iter,
+    void *value);
+
+void
+GNUNET_DBUS_arg_push_message (
+    const struct GNUNET_DBUS_Arg *arg,
+    DBusMessageIter *dbus_message_iter,
+    va_list vl);
+#endif
+
+#endif
+