Rename fd.[ch] to util.[ch].

[osl.git] / util.h

diff --git a/util.h b/util.h
new file mode 100644 (file)
index 0000000..2e3c66f
--- /dev/null
+++ b/util.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2006-2008 Andre Noll <maan@systemlinux.org>
+ *
+ * Licensed under the GPL v2. For licencing details see COPYING.
+ */
+
+/** \file util.h exported functions from util.c */
+
+int osl_open(const char *path, int flags, mode_t mode);
+int mmap_full_file(const char *filename, int open_mode, void **map,
+       size_t *size, int *fd_ptr);
+int osl_munmap(void *start, size_t length);
+int write_all(int fd, const char *buf, size_t *len);
+int write_file(const char *filename, const void *buf, size_t size);
+int truncate_file(const char *filename, off_t size);
+
+/**
+ * A wrapper for mkdir(2).
+ *
+ * \param path Name of the directory to create.
+ * \param mode The permissions to use.
+ *
+ * \return Standard.
+ */
+static inline int osl_mkdir(const char *path, mode_t mode)
+{
+       if (!mkdir(path, mode))
+               return 1;
+       return -ERRNO_TO_ERROR(errno);
+}
+
+/**
+ * A wrapper for rename(2).
+ *
+ * \param old_path The source path.
+ * \param new_path The destination path.
+ *
+ * \return Standard.
+ *
+ * \sa rename(2).
+ */
+_static_inline_ int osl_rename(const char *old_path, const char *new_path)
+{
+       if (rename(old_path, new_path) < 0)
+               return -ERRNO_TO_ERROR(errno);
+       return 1;
+}
+
+_static_inline_ int osl_stat(const char *path, struct stat *buf)
+{
+       if (stat(path, buf) >= 0)
+               return 1;
+       return -ERRNO_TO_ERROR(errno);
+}