Home | History | Annotate | Line # | Download | only in krb5 
      1 /*	$NetBSD: inquire_context.c,v 1.2 2017/01/28 21:31:46 christos Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997, 2003 Kungliga Tekniska Hgskolan
      5  * (Royal Institute of Technology, Stockholm, Sweden).
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  *
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  *
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * 3. Neither the name of the Institute nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 #include "gsskrb5_locl.h"
     37 
     38 OM_uint32 GSSAPI_CALLCONV _gsskrb5_inquire_context (
     39     OM_uint32 * minor_status,
     40 	gss_const_ctx_id_t context_handle,
     41 	gss_name_t * src_name,
     42 	gss_name_t * targ_name,
     43 	OM_uint32 * lifetime_rec,
     44 	gss_OID * mech_type,
     45 	OM_uint32 * ctx_flags,
     46 	int * locally_initiated,
     47 	int * open_context
     48     )
     49 {
     50     krb5_context context;
     51     OM_uint32 ret;
     52     gsskrb5_ctx ctx = (gsskrb5_ctx)context_handle;
     53     gss_name_t name;
     54 
     55     if (src_name)
     56 	*src_name = GSS_C_NO_NAME;
     57     if (targ_name)
     58 	*targ_name = GSS_C_NO_NAME;
     59 
     60     GSSAPI_KRB5_INIT (&context);
     61 
     62     HEIMDAL_MUTEX_lock(&ctx->ctx_id_mutex);
     63 
     64     if (src_name) {
     65 	name = (gss_name_t)ctx->source;
     66 	ret = _gsskrb5_duplicate_name (minor_status, name, src_name);
     67 	if (ret)
     68 	    goto failed;
     69     }
     70 
     71     if (targ_name) {
     72 	name = (gss_name_t)ctx->target;
     73 	ret = _gsskrb5_duplicate_name (minor_status, name, targ_name);
     74 	if (ret)
     75 	    goto failed;
     76     }
     77 
     78     if (lifetime_rec) {
     79 	ret = _gsskrb5_lifetime_left(minor_status,
     80 				     context,
     81 				     ctx->endtime,
     82 				     lifetime_rec);
     83 	if (ret)
     84 	    goto failed;
     85     }
     86 
     87     if (mech_type)
     88 	*mech_type = GSS_KRB5_MECHANISM;
     89 
     90     if (ctx_flags)
     91 	*ctx_flags = ctx->flags;
     92 
     93     if (locally_initiated)
     94 	*locally_initiated = ctx->more_flags & LOCAL;
     95 
     96     if (open_context)
     97 	*open_context = ctx->more_flags & OPEN;
     98 
     99     *minor_status = 0;
    100 
    101     HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex);
    102     return GSS_S_COMPLETE;
    103 
    104 failed:
    105     if (src_name)
    106 	_gsskrb5_release_name(NULL, src_name);
    107     if (targ_name)
    108 	_gsskrb5_release_name(NULL, targ_name);
    109 
    110     HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex);
    111     return ret;
    112 }
    113