From ef394579b0d3311f899de9c9ad3fb61d2995f109 Mon Sep 17 00:00:00 2001
From: Tim Kourt <tim.a.kourt@linux.intel.com>
Date: Thu, 13 Apr 2017 09:56:13 -0700
Subject: [PATCH] client: Add INTERFACE_TYPE

---
 client/dbus-proxy.c | 28 ++++++++++++++++++++++++++++
 client/dbus-proxy.h | 14 ++++++++++++++
 2 files changed, 42 insertions(+)

diff --git a/client/dbus-proxy.c b/client/dbus-proxy.c
index f1d2f7c2..bea53ae6 100644
--- a/client/dbus-proxy.c
+++ b/client/dbus-proxy.c
@@ -24,6 +24,7 @@
 #include <config.h>
 #endif
 
+#include <stdio.h>
 #include <ell/ell.h>
 
 #include "dbus-proxy.h"
@@ -421,8 +422,13 @@ void proxy_interface_type_unregister(
 	l_queue_remove(proxy_interface_types, (void *) interface_type);
 }
 
+extern struct interface_type_desc __start___interface[];
+extern struct interface_type_desc __stop___interface[];
+
 bool dbus_proxy_init(void)
 {
+	struct interface_type_desc *desc;
+
 	if (dbus)
 		return true;
 
@@ -433,6 +439,16 @@ bool dbus_proxy_init(void)
 	proxy_interface_types = l_queue_new();
 	proxy_interfaces = l_queue_new();
 
+	if (__start___interface == NULL || __stop___interface == NULL)
+		return false;
+
+	for (desc = __start___interface; desc < __stop___interface; desc++) {
+		if (!desc->init)
+			continue;
+
+		desc->init();
+	}
+
 	l_dbus_set_disconnect_handler(dbus, dbus_disconnect_callback, NULL,
 									NULL);
 
@@ -445,6 +461,18 @@ bool dbus_proxy_init(void)
 
 bool dbus_proxy_exit(void)
 {
+	struct interface_type_desc *desc;
+
+	if (__start___interface == NULL || __stop___interface == NULL)
+		return false;
+
+	for (desc = __start___interface; desc < __stop___interface; desc++) {
+		if (!desc->exit)
+			continue;
+
+		desc->exit();
+	}
+
 	l_queue_destroy(proxy_interface_types, NULL);
 	proxy_interface_types = NULL;
 
diff --git a/client/dbus-proxy.h b/client/dbus-proxy.h
index 5aa6af8c..5ffe5f0a 100644
--- a/client/dbus-proxy.h
+++ b/client/dbus-proxy.h
@@ -20,6 +20,8 @@
  *
  */
 
+#include <stdio.h>
+
 struct proxy_interface;
 
 #define IWD_ADAPTER_INTERFACE          "net.connman.iwd.Adapter"
@@ -57,5 +59,17 @@ void proxy_interface_type_register(
 void proxy_interface_type_unregister(
 			const struct proxy_interface_type *interface_type);
 
+struct interface_type_desc {
+	const char *interface;
+	int (*init)(void);
+	void (*exit)(void);
+} __attribute__((aligned(8)));
+
+#define INTERFACE_TYPE(interface, init, exit)				\
+	static struct interface_type_desc __interface_type_ ## interface\
+		__attribute__((used, section("__interface"), aligned(8))) = {\
+			#interface, init, exit				\
+		};							\
+
 bool dbus_proxy_init(void);
 bool dbus_proxy_exit(void);