1 files changed, 129 insertions, 0 deletions
diff --git a/bfdd/log.c b/bfdd/log.c
new file mode 100644
index 0000000000..8561956d6a
--- /dev/null
+++ b/bfdd/log.c
@@ -0,0 +1,129 @@
+/*********************************************************************
+ * Copyright 2017-2018 Network Device Education Foundation, Inc. ("NetDEF")
+ *
+ * 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; see the file COPYING; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * log.c: implements an abstraction between loggers interface. Implement all
+ * log backends in this file.
+ *
+ * Authors
+ * -------
+ * Rafael Zalamena <rzalamena@opensourcerouting.org>
+ */
+
+#include <zebra.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+
+#include "bfd.h"
+
+#include "lib/log_int.h"
+
+void log_msg(int level, const char *fmt, va_list vl);
+
+
+static int log_fg;
+static int log_level = BLOG_DEBUG;
+
+void log_init(int foreground, enum blog_level level,
+	      struct frr_daemon_info *fdi)
+{
+	log_fg = foreground;
+	log_level = level;
+
+	openzlog(fdi->progname, fdi->logname, 0,
+		 LOG_CONS | LOG_NDELAY | LOG_PID, LOG_DAEMON);
+}
+
+void log_msg(int level, const char *fmt, va_list vl)
+{
+	if (level < log_level)
+		return;
+
+	switch (level) {
+	case BLOG_DEBUG:
+		vzlog(LOG_DEBUG, fmt, vl);
+		break;
+
+	case BLOG_INFO:
+		vzlog(LOG_INFO, fmt, vl);
+		break;
+
+	case BLOG_WARNING:
+		vzlog(LOG_WARNING, fmt, vl);
+		break;
+
+	case BLOG_ERROR:
+		vzlog(LOG_ERR, fmt, vl);
+		break;
+
+	case BLOG_FATAL:
+		vzlog(LOG_EMERG, fmt, vl);
+		break;
+
+	default:
+		vfprintf(stderr, fmt, vl);
+		break;
+	}
+}
+
+void log_info(const char *fmt, ...)
+{
+	va_list vl;
+
+	va_start(vl, fmt);
+	log_msg(BLOG_INFO, fmt, vl);
+	va_end(vl);
+}
+
+void log_debug(const char *fmt, ...)
+{
+	va_list vl;
+
+	va_start(vl, fmt);
+	log_msg(BLOG_DEBUG, fmt, vl);
+	va_end(vl);
+}
+
+void log_error(const char *fmt, ...)
+{
+	va_list vl;
+
+	va_start(vl, fmt);
+	log_msg(BLOG_ERROR, fmt, vl);
+	va_end(vl);
+}
+
+void log_warning(const char *fmt, ...)
+{
+	va_list vl;
+
+	va_start(vl, fmt);
+	log_msg(BLOG_WARNING, fmt, vl);
+	va_end(vl);
+}
+
+void log_fatal(const char *fmt, ...)
+{
+	va_list vl;
+
+	va_start(vl, fmt);
+	log_msg(BLOG_FATAL, fmt, vl);
+	va_end(vl);
+
+	exit(1);
+}