1 files changed, 69 insertions, 0 deletions
diff --git a/rdns_scan/zmap4rdns/lib/logger.h b/rdns_scan/zmap4rdns/lib/logger.h
new file mode 100644
index 0000000..6a80ca6
--- /dev/null
+++ b/rdns_scan/zmap4rdns/lib/logger.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2021 Regents of the University of Michigan
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdio.h>
+#include <stdarg.h>
+#include <syslog.h>
+
+#ifndef LOGGER_H
+#define LOGGER_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// do not collide with constants defined in syslog.h
+enum LogLevel {
+	ZLOG_FATAL,
+	ZLOG_ERROR,
+	ZLOG_WARN,
+	ZLOG_INFO,
+	ZLOG_DEBUG,
+	ZLOG_TRACE,
+	ZNUM_LOGLEVELS
+};
+
+int log_fatal(const char *loggerName, const char *logMessage, ...)
+    __attribute__((noreturn));
+
+int log_error(const char *loggerName, const char *logMessage, ...);
+
+int log_warn(const char *loggerName, const char *logMessage, ...);
+
+int log_info(const char *loggerName, const char *logMessage, ...);
+
+int log_debug(const char *loggerName, const char *logMessage, ...);
+
+#ifdef DEBUG
+int log_trace(const char *loggerName, const char *logMessage, ...);
+#else
+#define log_trace(...) ;
+#endif
+
+int log_init(FILE *stream, enum LogLevel level, int syslog_enabled,
+	     const char *syslog_app);
+
+void check_and_log_file_error(FILE *file, const char *name);
+
+size_t dstrftime(char *, size_t, const char *, double);
+
+double now();
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // _LOGGER_H