1 files changed, 54 insertions, 0 deletions
diff --git a/src/lib/pubsub/pubsub_connect.h b/src/lib/pubsub/pubsub_connect.h
new file mode 100644
index 0000000000..bdcb33d2f5
--- /dev/null
+++ b/src/lib/pubsub/pubsub_connect.h
@@ -0,0 +1,54 @@
+/* Copyright (c) 2001, Matej Pfajfar.
+ * Copyright (c) 2001-2004, Roger Dingledine.
+ * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
+ * Copyright (c) 2007-2018, The Tor Project, Inc. */
+/* See LICENSE for licensing information */
+
+/**
+ * @file pubsub_connect.h
+ * @brief Header for functions that add relationships to a pubsub builder.
+ *
+ * These functions are used by modules that need to add publication and
+ * subscription requests.  Most users will want to call these functions
+ * indirectly, via the macros in pubsub_macros.h.
+ **/
+
+#ifndef TOR_PUBSUB_CONNECT_H
+#define TOR_PUBSUB_CONNECT_H
+
+#include "lib/dispatch/msgtypes.h"
+
+struct pub_binding_t;
+/**
+ * A "dispatch connector" is a view of the dispatcher that a subsystem
+ * uses while initializing itself.  It is specific to the subsystem, and
+ * ensures that each subsystem doesn't need to identify itself
+ * repeatedly while registering its messages.
+ **/
+typedef struct pubsub_connector_t pubsub_connector_t;
+
+int pubsub_add_pub_(struct pubsub_connector_t *con,
+                    struct pub_binding_t *out,
+                    channel_id_t channel,
+                    message_id_t msg,
+                    msg_type_id_t type,
+                    unsigned flags,
+                    const char *file,
+                    unsigned line);
+
+int pubsub_add_sub_(struct pubsub_connector_t *con,
+                    recv_fn_t recv_fn,
+                    channel_id_t channel,
+                    message_id_t msg,
+                    msg_type_id_t type,
+                    unsigned flags,
+                    const char *file,
+                    unsigned line);
+
+int pubsub_connector_register_type_(struct pubsub_connector_t *,
+                                    msg_type_id_t,
+                                    dispatch_typefns_t *,
+                                    const char *file,
+                                    unsigned line);
+
+#endif