1 files changed, 48 insertions, 0 deletions
diff --git a/tools/ocaml/xenstored/syslog_stubs.c b/tools/ocaml/xenstored/syslog_stubs.c
new file mode 100644
index 0000000000..dd8b9e9389
--- /dev/null
+++ b/tools/ocaml/xenstored/syslog_stubs.c
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2006-2009 Citrix Systems Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation; version 2.1 only. with the special
+ * exception on linking described in file LICENSE.
+ *
+ * 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 Lesser General Public License for more details.
+ */
+
+#include <syslog.h>
+#include <string.h>
+#include <caml/mlvalues.h>
+#include <caml/memory.h>
+#include <caml/alloc.h>
+#include <caml/custom.h>
+#include <caml/signals.h>
+
+static int __syslog_level_table[] = {
+	LOG_EMERG, LOG_ALERT, LOG_CRIT, LOG_ERR, LOG_WARNING,
+	LOG_NOTICE, LOG_INFO, LOG_DEBUG
+};
+
+static int __syslog_facility_table[] = {
+	LOG_AUTH, LOG_AUTHPRIV, LOG_CRON, LOG_DAEMON, LOG_FTP, LOG_KERN,
+	LOG_LOCAL0, LOG_LOCAL1, LOG_LOCAL2, LOG_LOCAL3,
+	LOG_LOCAL4, LOG_LOCAL5, LOG_LOCAL6, LOG_LOCAL7,
+	LOG_LPR | LOG_MAIL | LOG_NEWS | LOG_SYSLOG | LOG_USER | LOG_UUCP
+};
+
+value stub_syslog(value facility, value level, value msg)
+{
+	CAMLparam3(facility, level, msg);
+	const char *c_msg = strdup(String_val(msg));
+	int c_facility = __syslog_facility_table[Int_val(facility)]
+	               | __syslog_level_table[Int_val(level)];
+
+	caml_enter_blocking_section();
+	syslog(c_facility, "%s", c_msg);
+	caml_leave_blocking_section();
+	
+	free((void*)c_msg);
+	CAMLreturn(Val_unit);
+}