Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / fs / yaffs2 / yaffs_error.c

diff --git a/qemu/roms/u-boot/fs/yaffs2/yaffs_error.c b/qemu/roms/u-boot/fs/yaffs2/yaffs_error.c
new file mode 100644 (file)
index 0000000..11b75f7
--- /dev/null
+++ b/qemu/roms/u-boot/fs/yaffs2/yaffs_error.c
@@ -0,0 +1,58 @@
+/*
+ * YAFFS: Yet another FFS. A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2011 Aleph One Ltd.
+ *   for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include "yaffsfs.h"
+
+struct error_entry {
+       int code;
+       const char *text;
+};
+
+static const struct error_entry error_list[] = {
+       { ENOMEM , "ENOMEM" },
+       { EBUSY , "EBUSY"},
+       { ENODEV , "ENODEV"},
+       { EINVAL , "EINVAL"},
+       { EBADF , "EBADF"},
+       { EACCES , "EACCES"},
+       { EXDEV , "EXDEV" },
+       { ENOENT , "ENOENT"},
+       { ENOSPC , "ENOSPC"},
+       { ERANGE , "ERANGE"},
+       { ENODATA, "ENODATA"},
+       { ENOTEMPTY, "ENOTEMPTY"},
+       { ENAMETOOLONG, "ENAMETOOLONG"},
+       { ENOMEM , "ENOMEM"},
+       { EEXIST , "EEXIST"},
+       { ENOTDIR , "ENOTDIR"},
+       { EISDIR , "EISDIR"},
+       { ENFILE, "ENFILE"},
+       { EROFS, "EROFS"},
+       { EFAULT, "EFAULT"},
+       { 0, NULL }
+};
+
+const char *yaffs_error_to_str(int err)
+{
+       const struct error_entry *e = error_list;
+
+       if (err < 0)
+               err = -err;
+
+       while (e->code && e->text) {
+               if (err == e->code)
+                       return e->text;
+               e++;
+       }
+       return "Unknown error code";
+}