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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 /*
     22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
     23  * Use is subject to license terms.
     24  */
     25 
     26 /*
     27  *  glue routine gss_process_context
     28  */
     29 
     30 #include <mechglueP.h>
     31 
     32 OM_uint32
     33 gss_process_context_token(minor_status,
     34 				context_handle,
     35 				token_buffer)
     36 
     37 OM_uint32 *			minor_status;
     38 const gss_ctx_id_t		context_handle;
     39 gss_buffer_t			token_buffer;
     40 
     41 {
     42 	OM_uint32		status;
     43 	gss_union_ctx_id_t	ctx;
     44 	gss_mechanism		mech;
     45 
     46 	if (minor_status == NULL)
     47 		return (GSS_S_CALL_INACCESSIBLE_WRITE);
     48 	*minor_status = 0;
     49 
     50 	if (context_handle == GSS_C_NO_CONTEXT)
     51 		return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT);
     52 
     53 	if (token_buffer == GSS_C_NO_BUFFER)
     54 		return (GSS_S_CALL_INACCESSIBLE_READ);
     55 
     56 	if (GSS_EMPTY_BUFFER(token_buffer))
     57 		return (GSS_S_CALL_INACCESSIBLE_READ);
     58 
     59 	/*
     60 	 * select the approprate underlying mechanism routine and
     61 	 * call it.
     62 	 */
     63 
     64 	ctx = (gss_union_ctx_id_t) context_handle;
     65 	mech = __gss_get_mechanism(ctx->mech_type);
     66 
     67 	if (mech) {
     68 
     69 		if (mech->gss_process_context_token)
     70 			status = mech->gss_process_context_token(
     71 							mech->context,
     72 							minor_status,
     73 							ctx->internal_ctx_id,
     74 							token_buffer);
     75 		else
     76 			status = GSS_S_UNAVAILABLE;
     77 
     78 		return (status);
     79 	}
     80 
     81 	return (GSS_S_BAD_MECH);
     82 }
     83