LXR linux/drivers/staging/lustre/lustre/ptlrpc/gss/gss

   1/*
   2 * Modifications for Lustre
   3 *
   4 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
   5 *
   6 * Author: Eric Mei <ericm@clusterfs.com>
   7 */
   8
   9/*
  10 *  minimal asn1 for generic encoding/decoding of gss tokens
  11 *
  12 *  Adapted from MIT Kerberos 5-1.2.1 lib/include/krb5.h,
  13 *  lib/gssapi/krb5/gssapiP_krb5.h, and others
  14 *
  15 *  Copyright (c) 2000 The Regents of the University of Michigan.
  16 *  All rights reserved.
  17 *
  18 *  Andy Adamson   <andros@umich.edu>
  19 */
  20
  21/*
  22 * Copyright 1995 by the Massachusetts Institute of Technology.
  23 * All Rights Reserved.
  24 *
  25 * Export of this software from the United States of America may
  26 *   require a specific license from the United States Government.
  27 *   It is the responsibility of any person or organization contemplating
  28 *   export to obtain such a license before exporting.
  29 *
  30 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
  31 * distribute this software and its documentation for any purpose and
  32 * without fee is hereby granted, provided that the above copyright
  33 * notice appear in all copies and that both that copyright notice and
  34 * this permission notice appear in supporting documentation, and that
  35 * the name of M.I.T. not be used in advertising or publicity pertaining
  36 * to distribution of the software without specific, written prior
  37 * permission.  Furthermore if you modify this software you must label
  38 * your software as modified software and not distribute it in such a
  39 * fashion that it might be confused with the original M.I.T. software.
  40 * M.I.T. makes no representations about the suitability of
  41 * this software for any purpose.  It is provided "as is" without express
  42 * or implied warranty.
  43 *
  44 */
  45
  46#define SIZEOF_INT 4
  47
  48/* from gssapi_err_generic.h */
  49#define G_BAD_SERVICE_NAME                     (-2045022976L)
  50#define G_BAD_STRING_UID                         (-2045022975L)
  51#define G_NOUSER                                 (-2045022974L)
  52#define G_VALIDATE_FAILED                       (-2045022973L)
  53#define G_BUFFER_ALLOC                     (-2045022972L)
  54#define G_BAD_MSG_CTX                       (-2045022971L)
  55#define G_WRONG_SIZE                         (-2045022970L)
  56#define G_BAD_USAGE                           (-2045022969L)
  57#define G_UNKNOWN_QOP                       (-2045022968L)
  58#define G_NO_HOSTNAME                       (-2045022967L)
  59#define G_BAD_HOSTNAME                     (-2045022966L)
  60#define G_WRONG_MECH                         (-2045022965L)
  61#define G_BAD_TOK_HEADER                         (-2045022964L)
  62#define G_BAD_DIRECTION                   (-2045022963L)
  63#define G_TOK_TRUNC                           (-2045022962L)
  64#define G_REFLECT                               (-2045022961L)
  65#define G_WRONG_TOKID                       (-2045022960L)
  66
  67#define g_OID_equal(o1,o2) \
  68   (((o1)->len == (o2)->len) && \
  69    (memcmp((o1)->data,(o2)->data,(int) (o1)->len) == 0))
  70
  71__u32 g_verify_token_header(rawobj_t *mech,
  72                            int *body_size,
  73                            unsigned char **buf_in,
  74                            int toksize);
  75
  76__u32 g_get_mech_oid(rawobj_t *mech,
  77                     rawobj_t *in_buf);
  78
  79int g_token_size(rawobj_t *mech,
  80                 unsigned int body_size);
  81
  82void g_make_token_header(rawobj_t *mech,
  83                         int body_size,
  84                         unsigned char **buf);
  85