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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, Version 1.0 only
      6  * (the "License").  You may not use this file except in compliance
      7  * with the License.
      8  *
      9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10  * or http://www.opensolaris.org/os/licensing.
     11  * See the License for the specific language governing permissions
     12  * and limitations under the License.
     13  *
     14  * When distributing Covered Code, include this CDDL HEADER in each
     15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16  * If applicable, add the following below this CDDL HEADER, with the
     17  * fields enclosed by brackets "[]" replaced with your own identifying
     18  * information: Portions Copyright [yyyy] [name of copyright owner]
     19  *
     20  * CDDL HEADER END
     21  */
     22 /*
     23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 
     27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     28 
     29 /*
     30  *  glue routine for gss_release_cred
     31  */
     32 
     33 #include <mechglueP.h>
     34 #include <stdio.h>
     35 #ifdef HAVE_STDLIB_H
     36 #include <stdlib.h>
     37 #endif
     38 
     39 OM_uint32
     40 gss_release_cred(minor_status,
     41 			cred_handle)
     42 
     43 OM_uint32 		*minor_status;
     44 gss_cred_id_t 		*cred_handle;
     45 
     46 {
     47 	OM_uint32		status, temp_status;
     48 	int			j;
     49 	gss_union_cred_t	union_cred;
     50 	gss_mechanism		mech;
     51 
     52 	if (minor_status == NULL)
     53 		return (GSS_S_CALL_INACCESSIBLE_WRITE);
     54 
     55 	*minor_status = 0;
     56 
     57 	if (cred_handle == NULL)
     58 		return (GSS_S_NO_CRED | GSS_S_CALL_INACCESSIBLE_READ);
     59 
     60 	/*
     61 	 * Loop through the union_cred struct, selecting the approprate
     62 	 * underlying mechanism routine and calling it. At the end,
     63 	 * release all of the storage taken by the union_cred struct.
     64 	 */
     65 
     66 	union_cred = (gss_union_cred_t)*cred_handle;
     67 	*cred_handle = NULL;
     68 
     69 	if (union_cred == (gss_union_cred_t)GSS_C_NO_CREDENTIAL)
     70 		return (GSS_S_COMPLETE);
     71 
     72 	status = GSS_S_COMPLETE;
     73 
     74 	for (j = 0; j < union_cred->count; j++) {
     75 
     76 		mech = __gss_get_mechanism(&union_cred->mechs_array[j]);
     77 
     78 		if (union_cred->mechs_array[j].elements)
     79 			free(union_cred->mechs_array[j].elements);
     80 		if (mech) {
     81 			if (mech->gss_release_cred) {
     82 				temp_status = mech->gss_release_cred
     83 						(mech->context, minor_status,
     84 						&union_cred->cred_array[j]);
     85 
     86 				if (temp_status != GSS_S_COMPLETE)
     87 					status = GSS_S_NO_CRED;
     88 			} else
     89 				status = GSS_S_UNAVAILABLE;
     90 		} else
     91 			status = GSS_S_DEFECTIVE_CREDENTIAL;
     92 	}
     93 
     94 	(void) gss_release_buffer(minor_status, &union_cred->auxinfo.name);
     95 	free(union_cred->cred_array);
     96 	free(union_cred->mechs_array);
     97 	free(union_cred);
     98 
     99 	return (status);
    100 }
    101