1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * YAFFS: Yet another FFS. A NAND-flash specific file system.
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Copyright (C) 2002-2011 Aleph One Ltd.
5*4882a593Smuzhiyun * for Toby Churchill Ltd and Brightstar Engineering
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * Created by Timothy Manning <timothy@yaffs.net>
8*4882a593Smuzhiyun *
9*4882a593Smuzhiyun * This program is free software; you can redistribute it and/or modify
10*4882a593Smuzhiyun * it under the terms of the GNU General Public License version 2 as
11*4882a593Smuzhiyun * published by the Free Software Foundation.
12*4882a593Smuzhiyun */
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun #include "yaffsfs.h"
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun struct error_entry {
17*4882a593Smuzhiyun int code;
18*4882a593Smuzhiyun const char *text;
19*4882a593Smuzhiyun };
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun static const struct error_entry error_list[] = {
22*4882a593Smuzhiyun { ENOMEM , "ENOMEM" },
23*4882a593Smuzhiyun { EBUSY , "EBUSY"},
24*4882a593Smuzhiyun { ENODEV , "ENODEV"},
25*4882a593Smuzhiyun { EINVAL , "EINVAL"},
26*4882a593Smuzhiyun { EBADF , "EBADF"},
27*4882a593Smuzhiyun { EACCES , "EACCES"},
28*4882a593Smuzhiyun { EXDEV , "EXDEV" },
29*4882a593Smuzhiyun { ENOENT , "ENOENT"},
30*4882a593Smuzhiyun { ENOSPC , "ENOSPC"},
31*4882a593Smuzhiyun { ERANGE , "ERANGE"},
32*4882a593Smuzhiyun { ENODATA, "ENODATA"},
33*4882a593Smuzhiyun { ENOTEMPTY, "ENOTEMPTY"},
34*4882a593Smuzhiyun { ENAMETOOLONG, "ENAMETOOLONG"},
35*4882a593Smuzhiyun { ENOMEM , "ENOMEM"},
36*4882a593Smuzhiyun { EEXIST , "EEXIST"},
37*4882a593Smuzhiyun { ENOTDIR , "ENOTDIR"},
38*4882a593Smuzhiyun { EISDIR , "EISDIR"},
39*4882a593Smuzhiyun { ENFILE, "ENFILE"},
40*4882a593Smuzhiyun { EROFS, "EROFS"},
41*4882a593Smuzhiyun { EFAULT, "EFAULT"},
42*4882a593Smuzhiyun { 0, NULL }
43*4882a593Smuzhiyun };
44*4882a593Smuzhiyun
yaffs_error_to_str(int err)45*4882a593Smuzhiyun const char *yaffs_error_to_str(int err)
46*4882a593Smuzhiyun {
47*4882a593Smuzhiyun const struct error_entry *e = error_list;
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun if (err < 0)
50*4882a593Smuzhiyun err = -err;
51*4882a593Smuzhiyun
52*4882a593Smuzhiyun while (e->code && e->text) {
53*4882a593Smuzhiyun if (err == e->code)
54*4882a593Smuzhiyun return e->text;
55*4882a593Smuzhiyun e++;
56*4882a593Smuzhiyun }
57*4882a593Smuzhiyun return "Unknown error code";
58*4882a593Smuzhiyun }
59