+/*
+ * jffs2 on-disk structure generator for mtd
+ *
+ * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License v2
+ * as published by the Free Software Foundation.
+ *
+ * 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.
+ * Based on:
+ * JFFS2 -- Journalling Flash File System, Version 2.
+ * Copyright © 2001-2007 Red Hat, Inc.
+ * Created by David Woodhouse <dwmw2@infradead.org>
+ */
#include <sys/types.h>
#include <sys/stat.h>
#include <stdint.h>
static int last_version = 0;
static char *buf = NULL;
static int ofs = 0;
-static int outfd = 0;
+static int outfd = -1;
static int mtdofs = 0;
static int target_ino = 0;
ri.usercompr = 0;
fd = open(name, 0);
- if (fd <= 0) {
+ if (fd < 0) {
fprintf(stderr, "File %s does not exist\n", name);
return;
}
int err = -1, fdeof = 0;
outfd = mtd_check_open(mtd);
- if (!outfd)
+ if (outfd < 0)
return -1;
if (quiet < 2)