lib/kadm5/marshall.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_store_key_data(krb5_storage *sp,
  40                      krb5_key_data *key)
  41 {
  42     krb5_data c;
  43     krb5_store_int32(sp, key->key_data_ver);
  44     krb5_store_int32(sp, key->key_data_kvno);
  45     krb5_store_int32(sp, key->key_data_type[0]);
  46     c.length = key->key_data_length[0];
  47     c.data = key->key_data_contents[0];
  48     krb5_store_data(sp, c);
  49     krb5_store_int32(sp, key->key_data_type[1]);
  50     c.length = key->key_data_length[1];
  51     c.data = key->key_data_contents[1];
  52     krb5_store_data(sp, c);
  53     return 0;
  54 }
  55
  56 kadm5_ret_t
  57 kadm5_ret_key_data(krb5_storage *sp,
  58                    krb5_key_data *key)
  59 {
  60     krb5_data c;
  61     int32_t tmp;
  62     krb5_ret_int32(sp, &tmp);
  63     key->key_data_ver = tmp;
  64     krb5_ret_int32(sp, &tmp);
  65     key->key_data_kvno = tmp;
  66     krb5_ret_int32(sp, &tmp);
  67     key->key_data_type[0] = tmp;
  68     krb5_ret_data(sp, &c);
  69     key->key_data_length[0] = c.length;
  70     key->key_data_contents[0] = c.data;
  71     krb5_ret_int32(sp, &tmp);
  72     key->key_data_type[1] = tmp;
  73     krb5_ret_data(sp, &c);
  74     key->key_data_length[1] = c.length;
  75     key->key_data_contents[1] = c.data;
  76     return 0;
  77 }
  78
  79 kadm5_ret_t
  80 kadm5_store_tl_data(krb5_storage *sp,
  81                     krb5_tl_data *tl)
  82 {
  83     krb5_data c;
  84     krb5_store_int32(sp, tl->tl_data_type);
  85     c.length = tl->tl_data_length;
  86     c.data = tl->tl_data_contents;
  87     krb5_store_data(sp, c);
  88     return 0;
  89 }
  90
  91 kadm5_ret_t
  92 kadm5_ret_tl_data(krb5_storage *sp,
  93                   krb5_tl_data *tl)
  94 {
  95     krb5_data c;
  96     int32_t tmp;
  97     krb5_ret_int32(sp, &tmp);
  98     tl->tl_data_type = tmp;
  99     krb5_ret_data(sp, &c);
 100     tl->tl_data_length = c.length;
 101     tl->tl_data_contents = c.data;
 102     return 0;
 103 }
 104
 105 static kadm5_ret_t
 106 store_principal_ent(krb5_storage *sp,
 107                     kadm5_principal_ent_t princ,
 108                     uint32_t mask)
 109 {
 110     int i;
 111
 112     if (mask & KADM5_PRINCIPAL)
 113         krb5_store_principal(sp, princ->principal);
 114     if (mask & KADM5_PRINC_EXPIRE_TIME)
 115         krb5_store_int32(sp, princ->princ_expire_time);
 116     if (mask & KADM5_PW_EXPIRATION)
 117         krb5_store_int32(sp, princ->pw_expiration);
 118     if (mask & KADM5_LAST_PWD_CHANGE)
 119         krb5_store_int32(sp, princ->last_pwd_change);
 120     if (mask & KADM5_MAX_LIFE)
 121         krb5_store_int32(sp, princ->max_life);
 122     if (mask & KADM5_MOD_NAME) {
 123         krb5_store_int32(sp, princ->mod_name != NULL);
 124         if(princ->mod_name)
 125             krb5_store_principal(sp, princ->mod_name);
 126     }
 127     if (mask & KADM5_MOD_TIME)
 128         krb5_store_int32(sp, princ->mod_date);
 129     if (mask & KADM5_ATTRIBUTES)
 130         krb5_store_int32(sp, princ->attributes);
 131     if (mask & KADM5_KVNO)
 132         krb5_store_int32(sp, princ->kvno);
 133     if (mask & KADM5_MKVNO)
 134         krb5_store_int32(sp, princ->mkvno);
 135     if (mask & KADM5_POLICY) {
 136         krb5_store_int32(sp, princ->policy != NULL);
 137         if(princ->policy)
 138             krb5_store_string(sp, princ->policy);
 139     }
 140     if (mask & KADM5_AUX_ATTRIBUTES)
 141         krb5_store_int32(sp, princ->aux_attributes);
 142     if (mask & KADM5_MAX_RLIFE)
 143         krb5_store_int32(sp, princ->max_renewable_life);
 144     if (mask & KADM5_LAST_SUCCESS)
 145         krb5_store_int32(sp, princ->last_success);
 146     if (mask & KADM5_LAST_FAILED)
 147         krb5_store_int32(sp, princ->last_failed);
 148     if (mask & KADM5_FAIL_AUTH_COUNT)
 149         krb5_store_int32(sp, princ->fail_auth_count);
 150     if (mask & KADM5_KEY_DATA) {
 151         krb5_store_int32(sp, princ->n_key_data);
 152         for(i = 0; i < princ->n_key_data; i++)
 153             kadm5_store_key_data(sp, &princ->key_data[i]);
 154     }
 155     if (mask & KADM5_TL_DATA) {
 156         krb5_tl_data *tp;
 157
 158         krb5_store_int32(sp, princ->n_tl_data);
 159         for(tp = princ->tl_data; tp; tp = tp->tl_data_next)
 160             kadm5_store_tl_data(sp, tp);
 161     }
 162     return 0;
 163 }
 164
 165
 166 kadm5_ret_t
 167 kadm5_store_principal_ent(krb5_storage *sp,
 168                           kadm5_principal_ent_t princ)
 169 {
 170     return store_principal_ent (sp, princ, ~0);
 171 }
 172
 173 kadm5_ret_t
 174 kadm5_store_principal_ent_mask(krb5_storage *sp,
 175                                kadm5_principal_ent_t princ,
 176                                uint32_t mask)
 177 {
 178     krb5_store_int32(sp, mask);
 179     return store_principal_ent (sp, princ, mask);
 180 }
 181
 182 static kadm5_ret_t
 183 ret_principal_ent(krb5_storage *sp,
 184                   kadm5_principal_ent_t princ,
 185                   uint32_t mask)
 186 {
 187     int i;
 188     int32_t tmp;
 189
 190     if (mask & KADM5_PRINCIPAL)
 191         krb5_ret_principal(sp, &princ->principal);
 192
 193     if (mask & KADM5_PRINC_EXPIRE_TIME) {
 194         krb5_ret_int32(sp, &tmp);
 195         princ->princ_expire_time = tmp;
 196     }
 197     if (mask & KADM5_PW_EXPIRATION) {
 198         krb5_ret_int32(sp, &tmp);
 199         princ->pw_expiration = tmp;
 200     }
 201     if (mask & KADM5_LAST_PWD_CHANGE) {
 202         krb5_ret_int32(sp, &tmp);
 203         princ->last_pwd_change = tmp;
 204     }
 205     if (mask & KADM5_MAX_LIFE) {
 206         krb5_ret_int32(sp, &tmp);
 207         princ->max_life = tmp;
 208     }
 209     if (mask & KADM5_MOD_NAME) {
 210         krb5_ret_int32(sp, &tmp);
 211         if(tmp)
 212             krb5_ret_principal(sp, &princ->mod_name);
 213         else
 214             princ->mod_name = NULL;
 215     }
 216     if (mask & KADM5_MOD_TIME) {
 217         krb5_ret_int32(sp, &tmp);
 218         princ->mod_date = tmp;
 219     }
 220     if (mask & KADM5_ATTRIBUTES) {
 221         krb5_ret_int32(sp, &tmp);
 222         princ->attributes = tmp;
 223     }
 224     if (mask & KADM5_KVNO) {
 225         krb5_ret_int32(sp, &tmp);
 226         princ->kvno = tmp;
 227     }
 228     if (mask & KADM5_MKVNO) {
 229         krb5_ret_int32(sp, &tmp);
 230         princ->mkvno = tmp;
 231     }
 232     if (mask & KADM5_POLICY) {
 233         krb5_ret_int32(sp, &tmp);
 234         if(tmp)
 235             krb5_ret_string(sp, &princ->policy);
 236         else
 237             princ->policy = NULL;
 238     }
 239     if (mask & KADM5_AUX_ATTRIBUTES) {
 240         krb5_ret_int32(sp, &tmp);
 241         princ->aux_attributes = tmp;
 242     }
 243     if (mask & KADM5_MAX_RLIFE) {
 244         krb5_ret_int32(sp, &tmp);
 245         princ->max_renewable_life = tmp;
 246     }
 247     if (mask & KADM5_LAST_SUCCESS) {
 248         krb5_ret_int32(sp, &tmp);
 249         princ->last_success = tmp;
 250     }
 251     if (mask & KADM5_LAST_FAILED) {
 252         krb5_ret_int32(sp, &tmp);
 253         princ->last_failed = tmp;
 254     }
 255     if (mask & KADM5_FAIL_AUTH_COUNT) {
 256         krb5_ret_int32(sp, &tmp);
 257         princ->fail_auth_count = tmp;
 258     }
 259     if (mask & KADM5_KEY_DATA) {
 260         krb5_ret_int32(sp, &tmp);
 261         princ->n_key_data = tmp;
 262         princ->key_data = malloc(princ->n_key_data * sizeof(*princ->key_data));
 263         if (princ->key_data == NULL)
 264             return ENOMEM;
 265         for(i = 0; i < princ->n_key_data; i++)
 266             kadm5_ret_key_data(sp, &princ->key_data[i]);
 267     }
 268     if (mask & KADM5_TL_DATA) {
 269         krb5_ret_int32(sp, &tmp);
 270         princ->n_tl_data = tmp;
 271         princ->tl_data = NULL;
 272         for(i = 0; i < princ->n_tl_data; i++){
 273             krb5_tl_data *tp = malloc(sizeof(*tp));
 274             if (tp == NULL)
 275                 return ENOMEM;
 276             kadm5_ret_tl_data(sp, tp);
 277             tp->tl_data_next = princ->tl_data;
 278             princ->tl_data = tp;
 279         }
 280     }
 281     return 0;
 282 }
 283
 284 kadm5_ret_t
 285 kadm5_ret_principal_ent(krb5_storage *sp,
 286                         kadm5_principal_ent_t princ)
 287 {
 288     return ret_principal_ent (sp, princ, ~0);
 289 }
 290
 291 kadm5_ret_t
 292 kadm5_ret_principal_ent_mask(krb5_storage *sp,
 293                              kadm5_principal_ent_t princ,
 294                              uint32_t *mask)
 295 {
 296     int32_t tmp;
 297
 298     krb5_ret_int32 (sp, &tmp);
 299     *mask = tmp;
 300     return ret_principal_ent (sp, princ, *mask);
 301 }
 302
 303 kadm5_ret_t
 304 _kadm5_marshal_params(krb5_context context,
 305                       kadm5_config_params *params,
 306                       krb5_data *out)
 307 {
 308     krb5_storage *sp = krb5_storage_emem();
 309
 310     krb5_store_int32(sp, params->mask & (KADM5_CONFIG_REALM));
 311
 312     if(params->mask & KADM5_CONFIG_REALM)
 313         krb5_store_string(sp, params->realm);
 314     krb5_storage_to_data(sp, out);
 315     krb5_storage_free(sp);
 316
 317     return 0;
 318 }
 319
 320 kadm5_ret_t
 321 _kadm5_unmarshal_params(krb5_context context,
 322                         krb5_data *in,
 323                         kadm5_config_params *params)
 324 {
 325     krb5_error_code ret;
 326     krb5_storage *sp;
 327     int32_t mask;
 328
 329     sp = krb5_storage_from_data(in);
 330     if (sp == NULL)
 331         return ENOMEM;
 332
 333     ret = krb5_ret_int32(sp, &mask);
 334     if (ret)
 335         goto out;
 336     params->mask = mask;
 337
 338     if(params->mask & KADM5_CONFIG_REALM)
 339         ret = krb5_ret_string(sp, &params->realm);
 340  out:
 341     krb5_storage_free(sp);
 342
 343     return ret;
 344 }