lib/libgssapi/gss_inquire_context.c

   1 /*-
   2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
   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  *      $FreeBSD$
  29  */
  30
  31 #include <gssapi/gssapi.h>
  32
  33 #include "mech_switch.h"
  34 #include "context.h"
  35 #include "name.h"
  36
  37 OM_uint32
  38 gss_inquire_context(OM_uint32 *minor_status,
  39     const gss_ctx_id_t context_handle,
  40     gss_name_t *src_name,
  41     gss_name_t *targ_name,
  42     OM_uint32 *lifetime_rec,
  43     gss_OID *mech_type,
  44     OM_uint32 *ctx_flags,
  45     int *locally_initiated,
  46     int *open)
  47 {
  48         OM_uint32 major_status;
  49         struct _gss_context *ctx = (struct _gss_context *) context_handle;
  50         struct _gss_mech_switch *m = ctx->gc_mech;
  51         struct _gss_name *name;
  52         gss_name_t src_mn, targ_mn;
  53
  54         if (locally_initiated)
  55                 *locally_initiated = 0;
  56         if (open)
  57                 *open = 0;
  58         if (lifetime_rec)
  59                 *lifetime_rec = 0;
  60
  61         if (src_name)
  62                 *src_name = GSS_C_NO_NAME;
  63         if (targ_name)
  64                 *targ_name = GSS_C_NO_NAME;
  65         if (mech_type)
  66                 *mech_type = GSS_C_NO_OID;
  67         src_mn = targ_mn = GSS_C_NO_NAME;
  68
  69         major_status = m->gm_inquire_context(minor_status,
  70             ctx->gc_ctx,
  71             src_name ? &src_mn : NULL,
  72             targ_name ? &targ_mn : NULL,
  73             lifetime_rec,
  74             mech_type,
  75             ctx_flags,
  76             locally_initiated,
  77             open);
  78
  79         if (major_status != GSS_S_COMPLETE) {
  80                 _gss_mg_error(m, major_status, *minor_status);
  81                 return (major_status);
  82         }
  83
  84         if (src_name) {
  85                 name = _gss_make_name(m, src_mn);
  86                 if (!name) {
  87                         if (mech_type)
  88                                 *mech_type = GSS_C_NO_OID;
  89                         m->gm_release_name(minor_status, &src_mn);
  90                         *minor_status = 0;
  91                         return (GSS_S_FAILURE);
  92                 }
  93                 *src_name = (gss_name_t) name;
  94         }
  95
  96         if (targ_name) {
  97                 name = _gss_make_name(m, targ_mn);
  98                 if (!name) {
  99                         if (mech_type)
 100                                 *mech_type = GSS_C_NO_OID;
 101                         if (src_name)
 102                                 gss_release_name(minor_status, src_name);
 103                         m->gm_release_name(minor_status, &src_mn);
 104                         minor_status = NULL;
 105                         return (GSS_S_FAILURE);
 106                 }
 107                 *targ_name = (gss_name_t) name;
 108         }
 109
 110         return (GSS_S_COMPLETE);
 111 }