lib/kadm5/privs_c.c

   1 /*
   2  * Copyright (c) 1997 - 1999 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #include "kadm5_locl.h"
  35
  36 RCSID("$Id$");
  37
  38 kadm5_ret_t
  39 kadm5_c_get_privs(void *server_handle, uint32_t *privs)
  40 {
  41     kadm5_client_context *context = server_handle;
  42     kadm5_ret_t ret;
  43     krb5_storage *sp;
  44     unsigned char buf[1024];
  45     int32_t tmp;
  46     krb5_data reply;
  47
  48     *privs = 0;
  49
  50     ret = _kadm5_connect(server_handle, 0 /* want_write */);
  51     if (ret)
  52         return ret;
  53
  54     krb5_data_zero(&reply);
  55
  56     sp = krb5_storage_from_mem(buf, sizeof(buf));
  57     if (sp == NULL) {
  58         ret = krb5_enomem(context->context);
  59         goto out_keep_error;
  60     }
  61     ret = krb5_store_int32(sp, kadm_get_privs);
  62     if (ret)
  63         goto out;
  64     ret = _kadm5_client_send(context, sp);
  65     if (ret)
  66         goto out_keep_error;
  67     ret = _kadm5_client_recv(context, &reply);
  68     if (ret)
  69         goto out_keep_error;
  70     krb5_storage_free(sp);
  71     sp = krb5_storage_from_data(&reply);
  72     if (sp == NULL) {
  73         ret = krb5_enomem(context->context);
  74         goto out_keep_error;
  75     }
  76     ret = krb5_ret_int32(sp, &tmp);
  77     if (ret == 0)
  78         ret = tmp;
  79     if (ret == 0)
  80         krb5_ret_uint32(sp, privs);
  81
  82   out:
  83     krb5_clear_error_message(context->context);
  84
  85   out_keep_error:
  86     krb5_storage_free(sp);
  87     krb5_data_free (&reply);
  88     return ret;
  89 }