msgfile: Add a file parser for a simple file format

This file format will be used to store per country code,
per network code messages. This will be used for various
things ranging from access control, to messages...
diff --git a/include/osmocore/msgfile.h b/include/osmocore/msgfile.h
new file mode 100644
index 0000000..92caa9f
--- /dev/null
+++ b/include/osmocore/msgfile.h
@@ -0,0 +1,49 @@
+/*
+ * (C) 2010 by Holger Hans Peter Freyther
+ * (C) 2010 by On-Waves
+ * 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 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.
+ *
+ */
+
+#ifndef MSG_FILE_H
+#define MSG_FILE_H
+
+#include "linuxlist.h"
+
+/**
+ * One message in the list.
+ */
+struct msg_entry {
+	struct llist_head list;
+
+	/* number for everyone to use */
+	int nr;
+
+	/* data from the file */
+	char *mcc;
+	char *mnc;
+	char *option;
+	char *text;
+};
+
+struct msg_entries {
+	struct llist_head entry;
+};
+
+struct msg_entries *msg_entry_parse(void *ctx, const char *filename);
+
+#endif