1  /*
  2   * Copyright (c) 1997-2000, 2005-2006 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_chpass_principal(void *server_handle,
 40  			 krb5_principal princ,
 41  			 int keepold,
 42  			 const char *password,
 43  			 int n_ks_tuple,
 44  			 krb5_key_salt_tuple *ks_tuple)
 45  {
 46      kadm5_client_context *context = server_handle;
 47      kadm5_ret_t ret;
 48      krb5_storage *sp;
 49      unsigned char buf[1024];
 50      int32_t tmp;
 51      krb5_data reply;
 52  
 53      ret = _kadm5_connect(server_handle);
 54      if(ret)
 55  	return ret;
 56  
 57      sp = krb5_storage_from_mem(buf, sizeof(buf));
 58      if (sp == NULL) {
 59  	krb5_clear_error_message(context->context);
 60  	return ENOMEM;
 61      }
 62      krb5_store_int32(sp, kadm_chpass);
 63      krb5_store_principal(sp, princ);
 64      krb5_store_string(sp, password);
 65      krb5_store_int32(sp, keepold); /* extension */
 66      _kadm5_store_ks_tuple(sp, n_ks_tuple, ks_tuple);
 67      ret = _kadm5_client_send(context, sp);
 68      krb5_storage_free(sp);
 69      if (ret)
 70  	return ret;
 71      ret = _kadm5_client_recv(context, &reply);
 72      if(ret)
 73  	return ret;
 74      sp = krb5_storage_from_data (&reply);
 75      if (sp == NULL) {
 76  	krb5_clear_error_message(context->context);
 77  	krb5_data_free (&reply);
 78  	return ENOMEM;
 79      }
 80      krb5_ret_int32(sp, &tmp);
 81      krb5_clear_error_message(context->context);
 82      krb5_storage_free(sp);
 83      krb5_data_free (&reply);
 84      return tmp;
 85  }
 86  
 87  kadm5_ret_t
 88  kadm5_c_chpass_principal_with_key(void *server_handle,
 89  				  krb5_principal princ,
 90  				  int keepold,
 91  				  int n_key_data,
 92  				  krb5_key_data *key_data)
 93  {
 94      kadm5_client_context *context = server_handle;
 95      kadm5_ret_t ret;
 96      krb5_storage *sp;
 97      unsigned char buf[1024];
 98      int32_t tmp;
 99      krb5_data reply;
100      int i;
101  
102      ret = _kadm5_connect(server_handle);
103      if(ret)
104  	return ret;
105  
106      sp = krb5_storage_from_mem(buf, sizeof(buf));
107      if (sp == NULL) {
108  	krb5_clear_error_message(context->context);
109  	return ENOMEM;
110      }
111      krb5_store_int32(sp, kadm_chpass_with_key);
112      krb5_store_principal(sp, princ);
113      krb5_store_int32(sp, n_key_data);
114      for (i = 0; i < n_key_data; ++i)
115  	kadm5_store_key_data (sp, &key_data[i]);
116      krb5_store_int32(sp, keepold); /* extension */
117      ret = _kadm5_client_send(context, sp);
118      krb5_storage_free(sp);
119      if (ret)
120  	return ret;
121      ret = _kadm5_client_recv(context, &reply);
122      if(ret)
123  	return ret;
124      sp = krb5_storage_from_data (&reply);
125      if (sp == NULL) {
126  	krb5_clear_error_message(context->context);
127  	krb5_data_free (&reply);
128  	return ENOMEM;
129      }
130      krb5_ret_int32(sp, &tmp);
131      krb5_clear_error_message(context->context);
132      krb5_storage_free(sp);
133      krb5_data_free (&reply);
134      return tmp;
135  }