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      1 /*	$NetBSD: gss_inquire_context.c,v 1.2 2017/01/28 21:31:46 christos Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2005 Doug Rabson
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  *
     28  *	$FreeBSD: src/lib/libgssapi/gss_inquire_context.c,v 1.1 2005/12/29 14:40:20 dfr Exp $
     29  */
     30 
     31 #include "mech_locl.h"
     32 
     33 GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
     34 gss_inquire_context(OM_uint32 *minor_status,
     35     gss_const_ctx_id_t context_handle,
     36     gss_name_t *src_name,
     37     gss_name_t *targ_name,
     38     OM_uint32 *lifetime_rec,
     39     gss_OID *mech_type,
     40     OM_uint32 *ctx_flags,
     41     int *locally_initiated,
     42     int *xopen)
     43 {
     44 	OM_uint32 major_status;
     45 	struct _gss_context *ctx = (struct _gss_context *) context_handle;
     46 	gssapi_mech_interface m = ctx->gc_mech;
     47 	struct _gss_name *name;
     48 	gss_name_t src_mn, targ_mn;
     49 
     50 	if (locally_initiated)
     51 	    *locally_initiated = 0;
     52 	if (xopen)
     53 	    *xopen = 0;
     54 	if (lifetime_rec)
     55 	    *lifetime_rec = 0;
     56 
     57 	if (src_name)
     58 	    *src_name = GSS_C_NO_NAME;
     59 	if (targ_name)
     60 	    *targ_name = GSS_C_NO_NAME;
     61 	if (mech_type)
     62 	    *mech_type = GSS_C_NO_OID;
     63 	src_mn = targ_mn = GSS_C_NO_NAME;
     64 
     65 	major_status = m->gm_inquire_context(minor_status,
     66 	    ctx->gc_ctx,
     67 	    src_name ? &src_mn : NULL,
     68 	    targ_name ? &targ_mn : NULL,
     69 	    lifetime_rec,
     70 	    mech_type,
     71 	    ctx_flags,
     72 	    locally_initiated,
     73 	    xopen);
     74 
     75 	if (major_status != GSS_S_COMPLETE) {
     76 		_gss_mg_error(m, major_status, *minor_status);
     77 		return (major_status);
     78 	}
     79 
     80 	if (src_name) {
     81 		name = _gss_make_name(m, src_mn);
     82 		if (!name) {
     83 			if (mech_type)
     84 				*mech_type = GSS_C_NO_OID;
     85 			m->gm_release_name(minor_status, &src_mn);
     86 			*minor_status = 0;
     87 			return (GSS_S_FAILURE);
     88 		}
     89 		*src_name = (gss_name_t) name;
     90 	}
     91 
     92 	if (targ_name) {
     93 		name = _gss_make_name(m, targ_mn);
     94 		if (!name) {
     95 			if (mech_type)
     96 				*mech_type = GSS_C_NO_OID;
     97 			if (src_name)
     98 				gss_release_name(minor_status, src_name);
     99 			m->gm_release_name(minor_status, &targ_mn);
    100 			*minor_status = 0;
    101 			return (GSS_S_FAILURE);
    102 		}
    103 		*targ_name = (gss_name_t) name;
    104 	}
    105 
    106 	return (GSS_S_COMPLETE);
    107 }
    108