1 #pragma ident	"%Z%%M%	%I%	%E% SMI"
2 
3 /*
4  * Copyright 1993 by OpenVision Technologies, Inc.
5  *
6  * Permission to use, copy, modify, distribute, and sell this software
7  * and its documentation for any purpose is hereby granted without fee,
8  * provided that the above copyright notice appears in all copies and
9  * that both that copyright notice and this permission notice appear in
10  * supporting documentation, and that the name of OpenVision not be used
11  * in advertising or publicity pertaining to distribution of the software
12  * without specific, written prior permission. OpenVision makes no
13  * representations about the suitability of this software for any
14  * purpose.  It is provided "as is" without express or implied warranty.
15  *
16  * OPENVISION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
17  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
18  * EVENT SHALL OPENVISION BE LIABLE FOR ANY SPECIAL, INDIRECT OR
19  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
20  * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
21  * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
22  * PERFORMANCE OF THIS SOFTWARE.
23  */
24 
25 #include "gssapiP_krb5.h"
26 
27 /*
28  * $Id: process_context_token.c 16171 2004-03-15 17:45:01Z raeburn $
29  */
30 
31 OM_uint32
32 krb5_gss_process_context_token(minor_status, context_handle,
33 			       token_buffer)
34      OM_uint32 *minor_status;
35      gss_ctx_id_t context_handle;
36      gss_buffer_t token_buffer;
37 {
38    krb5_gss_ctx_id_rec *ctx;
39    OM_uint32 majerr;
40 
41    /* validate the context handle */
42    if (! kg_validate_ctx_id(context_handle)) {
43       *minor_status = (OM_uint32) G_VALIDATE_FAILED;
44       return(GSS_S_NO_CONTEXT);
45    }
46 
47    ctx = (krb5_gss_ctx_id_t) context_handle;
48 
49    if (! ctx->established) {
50       *minor_status = KG_CTX_INCOMPLETE;
51       return(GSS_S_NO_CONTEXT);
52    }
53 
54    /* "unseal" the token */
55 
56    if (GSS_ERROR(majerr = kg_unseal(minor_status, context_handle,
57 				    token_buffer,
58 				    GSS_C_NO_BUFFER, NULL, NULL,
59 				    KG_TOK_DEL_CTX)))
60       return(majerr);
61 
62    /* that's it.  delete the context */
63 
64    return(krb5_gss_delete_sec_context(minor_status, &context_handle,
65 				      GSS_C_NO_BUFFER));
66 }
67