From ec6f350f4406350b94f9fb28648b02d11421cf0e Mon Sep 17 00:00:00 2001
From: Dan Winship <danw@redhat.com>
Date: Fri, 27 Mar 2015 09:04:13 -0400
Subject: [PATCH] libnm-core: add _nm_dbus_error_has_name()

Add a method for checking the D-Bus error name of an error.
---
 libnm-core/nm-core-internal.h |  2 ++
 libnm-core/nm-dbus-utils.c    | 26 ++++++++++++++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/libnm-core/nm-core-internal.h b/libnm-core/nm-core-internal.h
index 43021a8fd..f586f4b35 100644
--- a/libnm-core/nm-core-internal.h
+++ b/libnm-core/nm-core-internal.h
@@ -165,4 +165,6 @@ GVariant *_nm_dbus_proxy_call_sync   (GDBusProxy           *proxy,
                                       GCancellable         *cancellable,
                                       GError              **error);
 
+gboolean _nm_dbus_error_has_name (GError     *error,
+                                  const char *dbus_error_name);
 #endif
diff --git a/libnm-core/nm-dbus-utils.c b/libnm-core/nm-dbus-utils.c
index 14bd2d803..1f1e20ced 100644
--- a/libnm-core/nm-dbus-utils.c
+++ b/libnm-core/nm-dbus-utils.c
@@ -262,3 +262,29 @@ _nm_dbus_proxy_call_sync (GDBusProxy          *proxy,
 	typecheck_response (&ret, reply_type, error);
 	return ret;
 }
+
+/**
+ * _nm_dbus_error_has_name:
+ * @error: (allow-none): a #GError, or %NULL
+ * @dbus_error_name: a D-Bus error name
+ *
+ * Checks if @error is set and corresponds to the D-Bus error @dbus_error_name.
+ *
+ * Returns: %TRUE or %FALSE
+ */
+gboolean
+_nm_dbus_error_has_name (GError     *error,
+                         const char *dbus_error_name)
+{
+	gboolean has_name = FALSE;
+
+	if (error && g_dbus_error_is_remote_error (error)) {
+		char *error_name;
+
+		error_name = g_dbus_error_get_remote_error (error);
+		has_name = !g_strcmp0 (error_name, dbus_error_name);
+		g_free (error_name);
+	}
+
+	return has_name;
+}