lib/libgssapi/gss_inquire_context.c

   1 /*-
   2  * Copyright (c) 2005 Doug Rabson
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  *      $FreeBSD$
  27  */
  28
  29 #include <gssapi/gssapi.h>
  30
  31 #include "mech_switch.h"
  32 #include "context.h"
  33 #include "name.h"
  34
  35 OM_uint32
  36 gss_inquire_context(OM_uint32 *minor_status,
  37     const gss_ctx_id_t context_handle,
  38     gss_name_t *src_name,
  39     gss_name_t *targ_name,
  40     OM_uint32 *lifetime_rec,
  41     gss_OID *mech_type,
  42     OM_uint32 *ctx_flags,
  43     int *locally_initiated,
  44     int *open)
  45 {
  46         OM_uint32 major_status;
  47         struct _gss_context *ctx = (struct _gss_context *) context_handle;
  48         struct _gss_mech_switch *m = ctx->gc_mech;
  49         struct _gss_name *name;
  50         gss_name_t src_mn, targ_mn;
  51
  52         if (locally_initiated)
  53                 *locally_initiated = 0;
  54         if (open)
  55                 *open = 0;
  56         if (lifetime_rec)
  57                 *lifetime_rec = 0;
  58
  59         if (src_name)
  60                 *src_name = GSS_C_NO_NAME;
  61         if (targ_name)
  62                 *targ_name = GSS_C_NO_NAME;
  63         if (mech_type)
  64                 *mech_type = GSS_C_NO_OID;
  65         src_mn = targ_mn = GSS_C_NO_NAME;
  66
  67         major_status = m->gm_inquire_context(minor_status,
  68             ctx->gc_ctx,
  69             src_name ? &src_mn : NULL,
  70             targ_name ? &targ_mn : NULL,
  71             lifetime_rec,
  72             mech_type,
  73             ctx_flags,
  74             locally_initiated,
  75             open);
  76
  77         if (major_status != GSS_S_COMPLETE) {
  78                 _gss_mg_error(m, major_status, *minor_status);
  79                 return (major_status);
  80         }
  81
  82         if (src_name) {
  83                 name = _gss_make_name(m, src_mn);
  84                 if (!name) {
  85                         if (mech_type)
  86                                 *mech_type = GSS_C_NO_OID;
  87                         m->gm_release_name(minor_status, &src_mn);
  88                         *minor_status = 0;
  89                         return (GSS_S_FAILURE);
  90                 }
  91                 *src_name = (gss_name_t) name;
  92         }
  93
  94         if (targ_name) {
  95                 name = _gss_make_name(m, targ_mn);
  96                 if (!name) {
  97                         if (mech_type)
  98                                 *mech_type = GSS_C_NO_OID;
  99                         if (src_name)
 100                                 gss_release_name(minor_status, src_name);
 101                         m->gm_release_name(minor_status, &src_mn);
 102                         minor_status = 0;
 103                         return (GSS_S_FAILURE);
 104                 }
 105                 *targ_name = (gss_name_t) name;
 106         }
 107
 108         return (GSS_S_COMPLETE);
 109 }