support/gssapi/g_inq_context.c

   1 /* #ident       "@(#)g_inquire_context.c 1.2     96/01/18 SMI" */
   2
   3 /*
   4  * Copyright 1996 by Sun Microsystems, Inc.
   5  *
   6  * Permission to use, copy, modify, distribute, and sell this software
   7  * and its documentation for any purpose is hereby granted without fee,
   8  * provided that the above copyright notice appears in all copies and
   9  * that both that copyright notice and this permission notice appear in
  10  * supporting documentation, and that the name of Sun Microsystems not be used
  11  * in advertising or publicity pertaining to distribution of the software
  12  * without specific, written prior permission. Sun Microsystems makes no
  13  * representations about the suitability of this software for any
  14  * purpose.  It is provided "as is" without express or implied warranty.
  15  *
  16  * SUN MICROSYSTEMS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
  17  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
  18  * EVENT SHALL SUN MICROSYSTEMS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
  19  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
  20  * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
  21  * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  22  * PERFORMANCE OF THIS SOFTWARE.
  23  */
  24
  25 /*
  26  *  glue routine for gss_inquire_context
  27  */
  28
  29 #include "mglueP.h"
  30 #ifdef HAVE_STDLIB_H
  31 #include <stdlib.h>
  32 #endif
  33
  34 /* Last argument new for V2 */
  35 OM_uint32 KRB5_CALLCONV
  36 gss_inquire_context(
  37             minor_status,
  38             context_handle,
  39             src_name,
  40             targ_name,
  41             lifetime_rec,
  42             mech_type,
  43             ctx_flags,
  44             locally_initiated,
  45             open)
  46
  47 OM_uint32 *     minor_status;
  48 gss_ctx_id_t    context_handle;
  49 gss_name_t *    src_name;
  50 gss_name_t *    targ_name;
  51 OM_uint32 *     lifetime_rec;
  52 gss_OID *       mech_type;
  53 OM_uint32 *     ctx_flags;
  54 int *           locally_initiated;
  55 int *           open;
  56
  57
  58 {
  59     gss_union_ctx_id_t  ctx;
  60     gss_mechanism       mech;
  61     OM_uint32           status, temp_minor;
  62
  63     gss_initialize();
  64
  65     /* if the context_handle is Null, return NO_CONTEXT error */
  66
  67     if(context_handle == GSS_C_NO_CONTEXT)
  68         return(GSS_S_NO_CONTEXT);
  69
  70     /*
  71      * select the approprate underlying mechanism routine and
  72      * call it.
  73      */
  74
  75     ctx = (gss_union_ctx_id_t) context_handle;
  76     mech = __gss_get_mechanism (ctx->mech_type);
  77
  78     if (!mech || !mech->gss_inquire_context || !mech->gss_display_name) {
  79         return(GSS_S_NO_CONTEXT);
  80
  81     }
  82
  83     status = mech->gss_inquire_context(
  84 #ifdef USE_MECH_CONTEXT
  85                         mech->context,
  86 #endif
  87                         minor_status,
  88                         ctx->internal_ctx_id,
  89                         src_name,
  90                         targ_name,
  91                         lifetime_rec,
  92                         mech_type,
  93                         ctx_flags,
  94                         locally_initiated,
  95                         open);
  96
  97     if (status != GSS_S_COMPLETE) {
  98         return status;
  99     }
 100
 101     /* need to convert names */
 102
 103     if (src_name) {
 104             status = __gss_convert_name_to_union_name(minor_status, mech,
 105                                                       *src_name, src_name);
 106
 107             if (status != GSS_S_COMPLETE) {
 108 #ifdef USE_MECH_CONTEXT
 109                 (void) mech->gss_release_name(mech->context,
 110 #else
 111                 (void) mech->gss_release_name(
 112 #endif
 113                                                 &temp_minor, src_name);
 114 #ifdef USE_MECH_CONTEXT
 115                 (void) mech->gss_release_name(mech->context,
 116 #else
 117                 (void) mech->gss_release_name(
 118 #endif
 119                                                 &temp_minor, targ_name);
 120                 if (mech_type) {
 121                                 mech_gss_release_oid(&temp_minor, mech_type,
 122                                                         mech);
 123                 }
 124                 return (GSS_S_FAILURE);
 125             }
 126
 127     }
 128
 129     if (targ_name) {
 130             status = __gss_convert_name_to_union_name(minor_status, mech,
 131                                                       *targ_name, targ_name);
 132
 133             if (status != GSS_S_COMPLETE) {
 134                 if (mech_type) {
 135                         mech_gss_release_oid(&temp_minor, mech_type, mech);
 136                 }
 137                 return (GSS_S_FAILURE);
 138             }
 139     }
 140
 141     return(GSS_S_COMPLETE);
 142 }
 143