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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_inquire_context
     31  */
     32 
     33 #include <mechglueP.h>
     34 #include <stdlib.h>
     35 
     36 /* Last argument new for V2 */
     37 OM_uint32
     38 gss_inquire_context(
     39 		minor_status,
     40 		context_handle,
     41 		src_name,
     42 		targ_name,
     43 		lifetime_rec,
     44 		mech_type,
     45 		ctx_flags,
     46 		locally_initiated,
     47 		open)
     48 
     49 OM_uint32 *minor_status;
     50 const gss_ctx_id_t context_handle;
     51 gss_name_t *src_name;
     52 gss_name_t *targ_name;
     53 OM_uint32 *lifetime_rec;
     54 gss_OID *mech_type;
     55 OM_uint32 *ctx_flags;
     56 int *locally_initiated;
     57 int *open;
     58 
     59 {
     60 	gss_union_ctx_id_t	ctx;
     61 	gss_mechanism		mech;
     62 	OM_uint32		status, temp_minor;
     63 	gss_name_t localTargName = NULL, localSourceName = NULL;
     64 
     65 	if (!minor_status)
     66 		return (GSS_S_CALL_INACCESSIBLE_WRITE);
     67 
     68 	*minor_status = 0;
     69 
     70 	/* if the context_handle is Null, return NO_CONTEXT error */
     71 	if (context_handle == GSS_C_NO_CONTEXT)
     72 		return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT);
     73 
     74 	/* set all output value to NULL */
     75 	if (src_name)
     76 		*src_name = NULL;
     77 
     78 	if (targ_name)
     79 		*targ_name = NULL;
     80 
     81 	if (mech_type)
     82 		*mech_type = NULL;
     83 
     84 	/*
     85 	 * select the approprate underlying mechanism routine and
     86 	 * call it.
     87 	 */
     88 
     89 	ctx = (gss_union_ctx_id_t)context_handle;
     90 	mech = __gss_get_mechanism(ctx->mech_type);
     91 
     92 	if (!mech || !mech->gss_inquire_context || !mech->gss_display_name ||
     93 		!mech->gss_release_name) {
     94 		return (GSS_S_UNAVAILABLE);
     95 	}
     96 
     97 	status = mech->gss_inquire_context(
     98 				mech->context,
     99 				minor_status,
    100 				ctx->internal_ctx_id,
    101 				(src_name ? &localSourceName : NULL),
    102 				(targ_name ? &localTargName : NULL),
    103 				lifetime_rec,
    104 				NULL,
    105 				ctx_flags,
    106 				locally_initiated,
    107 				open);
    108 
    109 	if (status != GSS_S_COMPLETE) {
    110 		return (status);
    111 	}
    112 
    113 	/* need to convert names */
    114 	if (src_name) {
    115 		status = __gss_convert_name_to_union_name(minor_status, mech,
    116 						localSourceName, src_name);
    117 		if (status != GSS_S_COMPLETE) {
    118 			if (localTargName)
    119 				mech->gss_release_name(mech->context,
    120 						&temp_minor, &localTargName);
    121 			return (status);
    122 		}
    123 	}
    124 
    125 	if (targ_name) {
    126 		status = __gss_convert_name_to_union_name(minor_status, mech,
    127 						localTargName, targ_name);
    128 
    129 		if (status != GSS_S_COMPLETE) {
    130 			if (src_name)
    131 				(void) gss_release_name(&temp_minor, src_name);
    132 
    133 			return (status);
    134 		}
    135 	}
    136 
    137 	/* spec says mech type must point to static storage */
    138 	if (mech_type)
    139 		*mech_type = &mech->mech_type;
    140 	return (GSS_S_COMPLETE);
    141 }
    142