lib/gssapi/mech/gss_get_name_attribute.c

   1 /*
   2  * Copyright (c) 2010, PADL Software Pty Ltd.
   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  *
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  *
  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  * 3. Neither the name of PADL Software nor the names of its contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL PADL SOFTWARE OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  */
  32
  33 #include "mech_locl.h"
  34
  35 GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
  36 gss_get_name_attribute(OM_uint32 *minor_status,
  37                        gss_name_t input_name,
  38                        gss_buffer_t attr,
  39                        int *authenticated,
  40                        int *complete,
  41                        gss_buffer_t value,
  42                        gss_buffer_t display_value,
  43                        int *more)
  44 {
  45     OM_uint32 major_status = GSS_S_UNAVAILABLE;
  46     struct _gss_name *name = (struct _gss_name *) input_name;
  47     struct _gss_mechanism_name *mn;
  48
  49     *minor_status = 0;
  50     if (authenticated != NULL)
  51         *authenticated = 0;
  52     if (complete != NULL)
  53         *complete = 0;
  54     _mg_buffer_zero(value);
  55     _mg_buffer_zero(display_value);
  56
  57     if (input_name == GSS_C_NO_NAME)
  58         return GSS_S_BAD_NAME;
  59
  60     HEIM_SLIST_FOREACH(mn, &name->gn_mn, gmn_link) {
  61         gssapi_mech_interface m = mn->gmn_mech;
  62
  63         if (!m->gm_get_name_attribute)
  64             continue;
  65
  66         major_status = m->gm_get_name_attribute(minor_status,
  67                                                 mn->gmn_name,
  68                                                 attr,
  69                                                 authenticated,
  70                                                 complete,
  71                                                 value,
  72                                                 display_value,
  73                                                 more);
  74         if (GSS_ERROR(major_status))
  75             _gss_mg_error(m, major_status, *minor_status);
  76         else
  77             break;
  78     }
  79
  80     return major_status;
  81 }