1 files changed, 83 insertions, 0 deletions
diff --git a/src/kernel/tests/include/safe_file_ops_fn.h b/src/kernel/tests/include/safe_file_ops_fn.h
new file mode 100644
index 0000000..052fb1b
--- /dev/null
+++ b/src/kernel/tests/include/safe_file_ops_fn.h
@@ -0,0 +1,83 @@
+/*
+ * Copyright (c) 2012-2016 Cyril Hrubis <chrubis@suse.cz>
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef SAFE_FILE_OPS_FN
+#define SAFE_FILE_OPS_FN
+
+#include <sys/stat.h>
+#include <time.h>
+
+#include "lapi/utime.h"
+
+/*
+ * All-in-one function to scanf value(s) from a file.
+ */
+int file_scanf(const char *file, const int lineno,
+		const char *path, const char *fmt, ...)
+		__attribute__ ((format (scanf, 4, 5)));
+
+void safe_file_scanf(const char *file, const int lineno,
+                     void (*cleanup_fn)(void),
+		     const char *path, const char *fmt, ...)
+		     __attribute__ ((format (scanf, 5, 6)));
+
+int file_lines_scanf(const char *file, const int lineno,
+		     void (*cleanup_fn)(void), int strict,
+		     const char *path, const char *fmt, ...)
+		     __attribute__ ((format (scanf, 6, 7)));
+
+/*
+ * All-in-one function that lets you printf directly into a file.
+ */
+int file_printf(const char *file, const int lineno,
+                      const char *path, const char *fmt, ...)
+                      __attribute__ ((format (printf, 4, 5)));
+
+void safe_file_printf(const char *file, const int lineno,
+                      void (*cleanup_fn)(void),
+                      const char *path, const char *fmt, ...)
+                      __attribute__ ((format (printf, 5, 6)));
+
+/*
+ * Safe function to copy files, no more system("cp ...") please.
+ */
+void safe_cp(const char *file, const int lineno,
+             void (*cleanup_fn)(void),
+	     const char *src, const char *dst);
+
+/*
+ * Safe function to touch a file.
+ *
+ * If the file (pathname) does not exist It will be created with
+ * the specified permission (mode) and the access/modification times (times).
+ *
+ * If mode is 0 then the file is created with (0666 & ~umask)
+ * permission or (if the file exists) the permission is not changed.
+ *
+ * times is a timespec[2] (as for utimensat(2)). If times is NULL then
+ * the access/modification times of the file is set to the current time.
+ */
+void safe_touch(const char *file, const int lineno,
+		void (*cleanup_fn)(void),
+		const char *pathname,
+		mode_t mode, const struct timespec times[2]);
+
+/* helper functions to setup overlayfs mountpoint */
+void create_overlay_dirs(void);
+int mount_overlay(const char *file, const int lineno, int skip);
+
+#endif /* SAFE_FILE_OPS_FN */