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      1 /*
      2  * Copyright 2008 by the Massachusetts Institute of Technology.
      3  * All Rights Reserved.
      4  *
      5  * Export of this software from the United States of America may
      6  *   require a specific license from the United States Government.
      7  *   It is the responsibility of any person or organization contemplating
      8  *   export to obtain such a license before exporting.
      9  *
     10  * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
     11  * distribute this software and its documentation for any purpose and
     12  * without fee is hereby granted, provided that the above copyright
     13  * notice appear in all copies and that both that copyright notice and
     14  * this permission notice appear in supporting documentation, and that
     15  * the name of M.I.T. not be used in advertising or publicity pertaining
     16  * to distribution of the software without specific, written prior
     17  * permission.  Furthermore if you modify this software you must label
     18  * your software as modified software and not distribute it in such a
     19  * fashion that it might be confused with the original M.I.T. software.
     20  * M.I.T. makes no representations about the suitability of
     21  * this software for any purpose.  It is provided "as is" without express
     22  * or implied warranty.
     23  *
     24  */
     25 /*
     26  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
     27  * Use is subject to license terms.
     28  */
     29 
     30 /*
     31  *  glue routine for gss_inquire_sec_context_by_oid
     32  */
     33 
     34 #include "mglueP.h"
     35 #define gssint_get_mechanism __gss_get_mechanism /* SUNW17PACresync */
     36 
     37 OM_uint32
     38 gss_inquire_sec_context_by_oid (OM_uint32 *minor_status,
     39 	                        const gss_ctx_id_t context_handle,
     40 	                        const gss_OID desired_object,
     41 	                        gss_buffer_set_t *data_set)
     42 {
     43     OM_uint32		status;
     44     gss_union_ctx_id_t	ctx;
     45     gss_mechanism	mech;
     46 
     47     if (minor_status == NULL)
     48 	return GSS_S_CALL_INACCESSIBLE_WRITE;
     49 
     50     if (context_handle == GSS_C_NO_CONTEXT)
     51 	return GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT;
     52 
     53     /*
     54      * select the approprate underlying mechanism routine and
     55      * call it.
     56      */
     57 
     58     ctx = (gss_union_ctx_id_t) context_handle;
     59     mech = gssint_get_mechanism (ctx->mech_type);
     60 
     61     if (mech != NULL) {
     62 	if (mech->gss_inquire_sec_context_by_oid != NULL) {
     63 	    status = mech->gss_inquire_sec_context_by_oid(minor_status,
     64 							  ctx->internal_ctx_id,
     65 							  desired_object,
     66 							  data_set);
     67 	    if (status != GSS_S_COMPLETE)
     68 		map_error(minor_status, mech);
     69 	} else
     70 	    status = GSS_S_BAD_MECH;
     71 
     72 	return status;
     73     }
     74 
     75     return GSS_S_NO_CONTEXT;
     76 }
     77 
     78