fs/afs/misc.c

   1 /* miscellaneous bits
   2  *
   3  * Copyright (C) 2002, 2007 Red Hat, Inc. All Rights Reserved.
   4  * Written by David Howells (dhowells@redhat.com)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version
   9  * 2 of the License, or (at your option) any later version.
  10  */
  11
  12 #include <linux/kernel.h>
  13 #include <linux/module.h>
  14 #include <linux/errno.h>
  15 #include "internal.h"
  16 #include "afs_fs.h"
  17
  18 /*
  19  * convert an AFS abort code to a Linux error number
  20  */
  21 int afs_abort_to_error(u32 abort_code)
  22 {
  23         switch (abort_code) {
  24                 /* Low errno codes inserted into abort namespace */
  25         case 13:                return -EACCES;
  26         case 27:                return -EFBIG;
  27         case 30:                return -EROFS;
  28
  29                 /* VICE "special error" codes; 101 - 111 */
  30         case VSALVAGE:          return -EIO;
  31         case VNOVNODE:          return -ENOENT;
  32         case VNOVOL:            return -ENOMEDIUM;
  33         case VVOLEXISTS:        return -EEXIST;
  34         case VNOSERVICE:        return -EIO;
  35         case VOFFLINE:          return -ENOENT;
  36         case VONLINE:           return -EEXIST;
  37         case VDISKFULL:         return -ENOSPC;
  38         case VOVERQUOTA:        return -EDQUOT;
  39         case VBUSY:             return -EBUSY;
  40         case VMOVED:            return -ENXIO;
  41
  42                 /* Volume Location server errors */
  43         case AFSVL_IDEXIST:             return -EEXIST;
  44         case AFSVL_IO:                  return -EREMOTEIO;
  45         case AFSVL_NAMEEXIST:           return -EEXIST;
  46         case AFSVL_CREATEFAIL:          return -EREMOTEIO;
  47         case AFSVL_NOENT:               return -ENOMEDIUM;
  48         case AFSVL_EMPTY:               return -ENOMEDIUM;
  49         case AFSVL_ENTDELETED:          return -ENOMEDIUM;
  50         case AFSVL_BADNAME:             return -EINVAL;
  51         case AFSVL_BADINDEX:            return -EINVAL;
  52         case AFSVL_BADVOLTYPE:          return -EINVAL;
  53         case AFSVL_BADSERVER:           return -EINVAL;
  54         case AFSVL_BADPARTITION:        return -EINVAL;
  55         case AFSVL_REPSFULL:            return -EFBIG;
  56         case AFSVL_NOREPSERVER:         return -ENOENT;
  57         case AFSVL_DUPREPSERVER:        return -EEXIST;
  58         case AFSVL_RWNOTFOUND:          return -ENOENT;
  59         case AFSVL_BADREFCOUNT:         return -EINVAL;
  60         case AFSVL_SIZEEXCEEDED:        return -EINVAL;
  61         case AFSVL_BADENTRY:            return -EINVAL;
  62         case AFSVL_BADVOLIDBUMP:        return -EINVAL;
  63         case AFSVL_IDALREADYHASHED:     return -EINVAL;
  64         case AFSVL_ENTRYLOCKED:         return -EBUSY;
  65         case AFSVL_BADVOLOPER:          return -EBADRQC;
  66         case AFSVL_BADRELLOCKTYPE:      return -EINVAL;
  67         case AFSVL_RERELEASE:           return -EREMOTEIO;
  68         case AFSVL_BADSERVERFLAG:       return -EINVAL;
  69         case AFSVL_PERM:                return -EACCES;
  70         case AFSVL_NOMEM:               return -EREMOTEIO;
  71
  72                 /* Unified AFS error table; ET "uae" == 0x2f6df00 */
  73         case 0x2f6df00:         return -EPERM;
  74         case 0x2f6df01:         return -ENOENT;
  75         case 0x2f6df04:         return -EIO;
  76         case 0x2f6df0a:         return -EAGAIN;
  77         case 0x2f6df0b:         return -ENOMEM;
  78         case 0x2f6df0c:         return -EACCES;
  79         case 0x2f6df0f:         return -EBUSY;
  80         case 0x2f6df10:         return -EEXIST;
  81         case 0x2f6df11:         return -EXDEV;
  82         case 0x2f6df12:         return -ENODEV;
  83         case 0x2f6df13:         return -ENOTDIR;
  84         case 0x2f6df14:         return -EISDIR;
  85         case 0x2f6df15:         return -EINVAL;
  86         case 0x2f6df1a:         return -EFBIG;
  87         case 0x2f6df1b:         return -ENOSPC;
  88         case 0x2f6df1d:         return -EROFS;
  89         case 0x2f6df1e:         return -EMLINK;
  90         case 0x2f6df20:         return -EDOM;
  91         case 0x2f6df21:         return -ERANGE;
  92         case 0x2f6df22:         return -EDEADLK;
  93         case 0x2f6df23:         return -ENAMETOOLONG;
  94         case 0x2f6df24:         return -ENOLCK;
  95         case 0x2f6df26:         return -ENOTEMPTY;
  96         case 0x2f6df28:         return -EWOULDBLOCK;
  97         case 0x2f6df69:         return -ENOTCONN;
  98         case 0x2f6df6c:         return -ETIMEDOUT;
  99         case 0x2f6df78:         return -EDQUOT;
 100
 101                 /* RXKAD abort codes; from include/rxrpc/packet.h.  ET "RXK" == 0x1260B00 */
 102         case RXKADINCONSISTENCY: return -EPROTO;
 103         case RXKADPACKETSHORT:  return -EPROTO;
 104         case RXKADLEVELFAIL:    return -EKEYREJECTED;
 105         case RXKADTICKETLEN:    return -EKEYREJECTED;
 106         case RXKADOUTOFSEQUENCE: return -EPROTO;
 107         case RXKADNOAUTH:       return -EKEYREJECTED;
 108         case RXKADBADKEY:       return -EKEYREJECTED;
 109         case RXKADBADTICKET:    return -EKEYREJECTED;
 110         case RXKADUNKNOWNKEY:   return -EKEYREJECTED;
 111         case RXKADEXPIRED:      return -EKEYEXPIRED;
 112         case RXKADSEALEDINCON:  return -EKEYREJECTED;
 113         case RXKADDATALEN:      return -EKEYREJECTED;
 114         case RXKADILLEGALLEVEL: return -EKEYREJECTED;
 115
 116         case RXGEN_OPCODE:      return -ENOTSUPP;
 117
 118         default:                return -EREMOTEIO;
 119         }
 120 }