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      1 /*
      2  *  linux/include/linux/sunrpc/gss_asn1.h
      3  *
      4  *  minimal asn1 for generic encoding/decoding of gss tokens
      5  *
      6  *  Adapted from MIT Kerberos 5-1.2.1 lib/include/krb5.h,
      7  *  lib/gssapi/krb5/gssapiP_krb5.h, and others
      8  *
      9  *  Copyright (c) 2000 The Regents of the University of Michigan.
     10  *  All rights reserved.
     11  *
     12  *  Andy Adamson   <andros (at) umich.edu>
     13  */
     14 
     15 /*
     16  * Copyright 1995 by the Massachusetts Institute of Technology.
     17  * All Rights Reserved.
     18  *
     19  * Export of this software from the United States of America may
     20  *   require a specific license from the United States Government.
     21  *   It is the responsibility of any person or organization contemplating
     22  *   export to obtain such a license before exporting.
     23  *
     24  * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
     25  * distribute this software and its documentation for any purpose and
     26  * without fee is hereby granted, provided that the above copyright
     27  * notice appear in all copies and that both that copyright notice and
     28  * this permission notice appear in supporting documentation, and that
     29  * the name of M.I.T. not be used in advertising or publicity pertaining
     30  * to distribution of the software without specific, written prior
     31  * permission.  Furthermore if you modify this software you must label
     32  * your software as modified software and not distribute it in such a
     33  * fashion that it might be confused with the original M.I.T. software.
     34  * M.I.T. makes no representations about the suitability of
     35  * this software for any purpose.  It is provided "as is" without express
     36  * or implied warranty.
     37  *
     38  */
     39 
     40 
     41 #include <linux/sunrpc/gss_api.h>
     42 
     43 #define SIZEOF_INT 4
     44 
     45 /* from gssapi_err_generic.h */
     46 #define G_BAD_SERVICE_NAME                       (-2045022976L)
     47 #define G_BAD_STRING_UID                         (-2045022975L)
     48 #define G_NOUSER                                 (-2045022974L)
     49 #define G_VALIDATE_FAILED                        (-2045022973L)
     50 #define G_BUFFER_ALLOC                           (-2045022972L)
     51 #define G_BAD_MSG_CTX                            (-2045022971L)
     52 #define G_WRONG_SIZE                             (-2045022970L)
     53 #define G_BAD_USAGE                              (-2045022969L)
     54 #define G_UNKNOWN_QOP                            (-2045022968L)
     55 #define G_NO_HOSTNAME                            (-2045022967L)
     56 #define G_BAD_HOSTNAME                           (-2045022966L)
     57 #define G_WRONG_MECH                             (-2045022965L)
     58 #define G_BAD_TOK_HEADER                         (-2045022964L)
     59 #define G_BAD_DIRECTION                          (-2045022963L)
     60 #define G_TOK_TRUNC                              (-2045022962L)
     61 #define G_REFLECT                                (-2045022961L)
     62 #define G_WRONG_TOKID                            (-2045022960L)
     63 
     64 #define g_OID_equal(o1,o2) \
     65    (((o1)->len == (o2)->len) && \
     66     (memcmp((o1)->data,(o2)->data,(int) (o1)->len) == 0))
     67 
     68 u32 g_verify_token_header(
     69      struct xdr_netobj *mech,
     70      int *body_size,
     71      unsigned char **buf_in,
     72      int toksize);
     73 
     74 int g_token_size(
     75      struct xdr_netobj *mech,
     76      unsigned int body_size);
     77 
     78 void g_make_token_header(
     79      struct xdr_netobj *mech,
     80      int body_size,
     81      unsigned char **buf);
     82