lib/kadm5/chpass_c.c

   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                          int n_ks_tuple,
  43                          krb5_key_salt_tuple *ks_tuple,
  44                          const char *password)
  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     /*
  54      * We should get around to implementing this...  At the moment, the
  55      * the server side API is implemented but the wire protocol has not
  56      * been updated.
  57      */
  58     if (n_ks_tuple > 0)
  59        return KADM5_KS_TUPLE_NOSUPP;
  60
  61     ret = _kadm5_connect(server_handle, 1 /* want_write */);
  62     if (ret)
  63         return ret;
  64
  65     krb5_data_zero(&reply);
  66
  67     sp = krb5_storage_from_mem(buf, sizeof(buf));
  68     if (sp == NULL) {
  69         ret = krb5_enomem(context->context);
  70         goto out_keep_error;
  71     }
  72     ret = krb5_store_int32(sp, kadm_chpass);
  73     if (ret)
  74         goto out;
  75     ret = krb5_store_principal(sp, princ);
  76     if (ret)
  77         goto out;
  78     ret = krb5_store_string(sp, password);
  79     if (ret)
  80         goto out;
  81     ret = krb5_store_int32(sp, keepold); /* extension */
  82     if (ret)
  83         goto out;
  84     ret = _kadm5_client_send(context, sp);
  85     if (ret)
  86         goto out_keep_error;
  87     ret = _kadm5_client_recv(context, &reply);
  88     if (ret)
  89         goto out_keep_error;
  90     krb5_storage_free(sp);
  91     sp = krb5_storage_from_data(&reply);
  92     if (sp == NULL) {
  93         ret = krb5_enomem(context->context);
  94         goto out_keep_error;
  95     }
  96     ret = krb5_ret_int32(sp, &tmp);
  97     if (ret == 0)
  98         ret = tmp;
  99
 100   out:
 101     krb5_clear_error_message(context->context);
 102
 103   out_keep_error:
 104     krb5_storage_free(sp);
 105     krb5_data_free(&reply);
 106     return ret;
 107 }
 108
 109 kadm5_ret_t
 110 kadm5_c_chpass_principal_with_key(void *server_handle,
 111                                   krb5_principal princ,
 112                                   int keepold,
 113                                   int n_key_data,
 114                                   krb5_key_data *key_data)
 115 {
 116     kadm5_client_context *context = server_handle;
 117     kadm5_ret_t ret;
 118     krb5_storage *sp;
 119     unsigned char buf[1024];
 120     int32_t tmp;
 121     krb5_data reply;
 122     int i;
 123
 124     ret = _kadm5_connect(server_handle, 1 /* want_write */);
 125     if (ret)
 126         return ret;
 127
 128     krb5_data_zero(&reply);
 129
 130     sp = krb5_storage_from_mem(buf, sizeof(buf));
 131     if (sp == NULL) {
 132         ret = krb5_enomem(context->context);
 133         goto out_keep_error;
 134     }
 135     ret = krb5_store_int32(sp, kadm_chpass_with_key);
 136     if (ret)
 137         goto out;
 138     ret = krb5_store_principal(sp, princ);
 139     if (ret)
 140         goto out;
 141     ret = krb5_store_int32(sp, n_key_data);
 142     if (ret)
 143         goto out;
 144     for (i = 0; i < n_key_data; ++i) {
 145         ret = kadm5_store_key_data (sp, &key_data[i]);
 146         if (ret)
 147             goto out;
 148     }
 149     ret = krb5_store_int32(sp, keepold); /* extension */
 150     if (ret)
 151         goto out;
 152     ret = _kadm5_client_send(context, sp);
 153     if (ret)
 154         goto out_keep_error;
 155     ret = _kadm5_client_recv(context, &reply);
 156     if (ret)
 157         goto out_keep_error;
 158     krb5_storage_free(sp);
 159     sp = krb5_storage_from_data (&reply);
 160     if (sp == NULL) {
 161         ret = krb5_enomem(context->context);
 162         goto out_keep_error;
 163     }
 164     ret = krb5_ret_int32(sp, &tmp);
 165     if (ret == 0)
 166         ret = tmp;
 167
 168   out:
 169     krb5_clear_error_message(context->context);
 170
 171   out_keep_error:
 172     krb5_storage_free(sp);
 173     krb5_data_free(&reply);
 174     return ret;
 175 }