From e204b1b0150df1d5904e509a1fbf5c12a66ed6f8 Mon Sep 17 00:00:00 2001
From: Marcel Holtmann <marcel@holtmann.org>
Date: Wed, 19 Nov 2008 07:40:37 +0100
Subject: [PATCH] Add support for resolver modules

---
 include/Makefile.am |  3 ++-
 include/resolver.h  | 46 ++++++++++++++++++++++++++++++++++++
 src/Makefile.am     |  4 ++--
 src/connman.h       |  2 ++
 src/resolver.c      | 67 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 5 files changed, 119 insertions(+), 3 deletions(-)
 create mode 100644 include/resolver.h
 create mode 100644 src/resolver.c

diff --git a/include/Makefile.am b/include/Makefile.am
index 7097870..c44bd1b 100644
--- a/include/Makefile.am
+++ b/include/Makefile.am
@@ -1,7 +1,8 @@
 
 includedir = @includedir@/connman
 
-include_HEADERS = log.h plugin.h security.h driver.h element.h property.h \
+include_HEADERS = log.h plugin.h security.h resolver.h \
+					driver.h element.h property.h \
 					device.h network.h rtnl.h dbus.h
 
 MAINTAINERCLEANFILES = Makefile.in
diff --git a/include/resolver.h b/include/resolver.h
new file mode 100644
index 0000000..77a95cf
--- /dev/null
+++ b/include/resolver.h
@@ -0,0 +1,46 @@
+/*
+ *
+ *  Connection Manager
+ *
+ *  Copyright (C) 2007-2008  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program 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 this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifndef __CONNMAN_RESOLVER_H
+#define __CONNMAN_RESOLVER_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * SECTION:resolver
+ * @title: Resolver premitives
+ * @short_description: Functions for registering resolver modules
+ */
+
+struct connman_resolver {
+	const char *name;
+};
+
+extern int connman_resolver_register(struct connman_resolver *resolver);
+extern void connman_resolver_unregister(struct connman_resolver *resolver);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __CONNMAN_RESOLVER_H */
diff --git a/src/Makefile.am b/src/Makefile.am
index f29f37e..6c3d603 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -12,8 +12,8 @@ DISTCLEANFILES = $(service_DATA)
 sbin_PROGRAMS = connmand
 
 connmand_SOURCES = main.c connman.h log.c error.c plugin.c profile.c \
-			element.c device.c network.c security.c storage.c \
-						manager.c agent.c rtnl.c dbus.c
+			element.c device.c network.c security.c resolver.c \
+				storage.c manager.c agent.c rtnl.c dbus.c
 
 connmand_LDADD = @GDBUS_LIBS@ @GLIB_LIBS@ @GTHREAD_LIBS@ -ldl
 
diff --git a/src/connman.h b/src/connman.h
index 57f97bf..8bacda6 100644
--- a/src/connman.h
+++ b/src/connman.h
@@ -61,6 +61,8 @@ void __connman_plugin_cleanup(void);
 
 int __connman_security_check_privileges(DBusMessage *message);
 
+#include <connman/resolver.h>
+
 #include <connman/driver.h>
 
 void __connman_driver_rescan(struct connman_driver *driver);
diff --git a/src/resolver.c b/src/resolver.c
new file mode 100644
index 0000000..404bc3d
--- /dev/null
+++ b/src/resolver.c
@@ -0,0 +1,67 @@
+/*
+ *
+ *  Connection Manager
+ *
+ *  Copyright (C) 2007-2008  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program 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 this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "connman.h"
+
+static GStaticRWLock resolver_lock = G_STATIC_RW_LOCK_INIT;
+static GSList *resolver_list = NULL;
+
+/**
+ * connman_resolver_register:
+ * @resolver: resolver module
+ *
+ * Register a new resolver module
+ *
+ * Returns: %0 on success
+ */
+int connman_resolver_register(struct connman_resolver *resolver)
+{
+	DBG("resolver %p name %s", resolver, resolver->name);
+
+	g_static_rw_lock_writer_lock(&resolver_lock);
+
+	resolver_list = g_slist_append(resolver_list, resolver);
+
+	g_static_rw_lock_writer_unlock(&resolver_lock);
+
+	return 0;
+}
+
+/**
+ * connman_resolver_unregister:
+ * @resolver: resolver module
+ *
+ * Remove a previously registered resolver module
+ */
+void connman_resolver_unregister(struct connman_resolver *resolver)
+{
+	DBG("resolver %p name %s", resolver, resolver->name);
+
+	g_static_rw_lock_writer_lock(&resolver_lock);
+
+	resolver_list = g_slist_remove(resolver_list, resolver);
+
+	g_static_rw_lock_writer_unlock(&resolver_lock);
+}
-- 
2.7.4