1 files changed, 51 insertions, 0 deletions

diff --git a/src/fnetlock/fnetlock.h b/src/fnetlock/fnetlock.h
new file mode 100644
index 000000000..018f58223
--- /dev/null
+++ b/src/fnetlock/fnetlock.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2014-2023 Firejail Authors
+ *
+ * This file is part of firejail project
+ *
+ * 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 FNETLOCK_H
+#define FNETLOCK_H
+
+#include "../include/common.h"
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <time.h>
+#include <stdarg.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+
+
+//#define DEBUG 1
+
+#define NETLOCK_INTERVAL 60     // seconds
+
+static inline uint8_t hash(uint32_t ip) {
+        uint8_t *ptr = (uint8_t *) &ip;
+        // simple byte xor
+        return *ptr ^ *(ptr + 1) ^ *(ptr + 2) ^ *(ptr + 3);
+}
+
+// main.c
+void logprintf(char* fmt, ...);
+
+// tail.c
+void tail(const char *logfile);
+
+#endif