client: convert to C++

src/ClientList.cxx

@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "ClientInternal.hxx"
+
+#include <assert.h>
+
+static GList *clients;
+static unsigned num_clients;
+
+bool
+client_list_is_empty(void)
+{
+	return num_clients == 0;
+}
+
+bool
+client_list_is_full(void)
+{
+	return num_clients >= client_max_connections;
+}
+
+struct client *
+client_list_get_first(void)
+{
+	assert(clients != NULL);
+
+	return (struct client *)clients->data;
+}
+
+void
+client_list_add(struct client *client)
+{
+	clients = g_list_prepend(clients, client);
+	++num_clients;
+}
+
+void
+client_list_foreach(GFunc func, gpointer user_data)
+{
+	g_list_foreach(clients, func, user_data);
+}
+
+void
+client_list_remove(struct client *client)
+{
+	assert(num_clients > 0);
+	assert(clients != NULL);
+
+	clients = g_list_remove(clients, client);
+	--num_clients;
+}