usr/src/lib/krb5/kadm5/misc_free.c

   1 /*
   2  * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
   3  *
   4  *      Openvision retains the copyright to derivative works of
   5  *      this source code.  Do *NOT* create a derivative of this
   6  *      source code before consulting with your legal department.
   7  *      Do *NOT* integrate *ANY* of this source code into another
   8  *      product before consulting with your legal department.
   9  *
  10  *      For further information, read the top-level Openvision
  11  *      copyright which is contained in the top-level MIT Kerberos
  12  *      copyright.
  13  *
  14  * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
  15  *
  16  */
  17
  18
  19 /*
  20  * Copyright 1993 OpenVision Technologies, Inc., All Rights Reserved
  21  *
  22  * $Header$
  23  */
  24
  25 static char *rcsid = "$Header$";
  26 #include        "server_internal.h"
  27 #include        <kadm5/admin.h>
  28 #include        <stdlib.h>
  29
  30 kadm5_ret_t
  31 kadm5_free_policy_ent(void *server_handle, kadm5_policy_ent_t val)
  32 {
  33     kadm5_server_handle_t       handle = server_handle;
  34
  35     _KADM5_CHECK_HANDLE(server_handle);
  36
  37     if(val) {
  38         free(val->policy);
  39         if (handle->api_version == KADM5_API_VERSION_1)
  40              free(val);
  41     }
  42     return KADM5_OK;
  43 }
  44
  45 kadm5_ret_t
  46      kadm5_free_name_list(void *server_handle, char **names, int count)
  47 {
  48     _KADM5_CHECK_HANDLE(server_handle);
  49
  50     while (count--)
  51           free(names[count]);
  52      free(names);
  53     return KADM5_OK;
  54 }
  55
  56 /* XXX this ought to be in libkrb5.a, but isn't */
  57 kadm5_ret_t krb5_free_key_data_contents(context, key)
  58    krb5_context context;
  59    krb5_key_data *key;
  60 {
  61      int i, idx;
  62
  63      idx = (key->key_data_ver == 1 ? 1 : 2);
  64      for (i = 0; i < idx; i++) {
  65           if (key->key_data_contents[i]) {
  66                memset(key->key_data_contents[i], 0, key->key_data_length[i]);
  67                free(key->key_data_contents[i]);
  68           }
  69      }
  70      return KADM5_OK;
  71 }
  72
  73 kadm5_ret_t kadm5_free_key_data(void *server_handle,
  74                                 krb5_int16 *n_key_data,
  75                                 krb5_key_data *key_data)
  76 {
  77      kadm5_server_handle_t      handle = server_handle;
  78      int i, nkeys = (int) *n_key_data;
  79
  80      _KADM5_CHECK_HANDLE(server_handle);
  81
  82      if (key_data == NULL)
  83           return KADM5_OK;
  84
  85      for (i = 0; i < nkeys; i++)
  86           krb5_free_key_data_contents(handle->context, &key_data[i]);
  87      free(key_data);
  88      return KADM5_OK;
  89 }
  90
  91 kadm5_ret_t
  92 kadm5_free_principal_ent(void *server_handle,
  93                               kadm5_principal_ent_t val)
  94 {
  95     kadm5_server_handle_t       handle = server_handle;
  96     int i;
  97
  98     _KADM5_CHECK_HANDLE(server_handle);
  99
 100     if(val) {
 101         if(val->principal)
 102             krb5_free_principal(handle->context, val->principal);
 103         if(val->mod_name)
 104             krb5_free_principal(handle->context, val->mod_name);
 105         free(val->policy);
 106         if (handle->api_version > KADM5_API_VERSION_1) {
 107              if (val->n_key_data) {
 108                   for (i = 0; i < val->n_key_data; i++)
 109                        krb5_free_key_data_contents(handle->context,
 110                                                    &val->key_data[i]);
 111                   free(val->key_data);
 112              }
 113              if (val->tl_data) {
 114                   krb5_tl_data *tl;
 115
 116                   while (val->tl_data) {
 117                        tl = val->tl_data->tl_data_next;
 118                        free(val->tl_data->tl_data_contents);
 119                        free(val->tl_data);
 120                        val->tl_data = tl;
 121                   }
 122              }
 123         }
 124
 125         if (handle->api_version == KADM5_API_VERSION_1)
 126              free(val);
 127     }
 128     return KADM5_OK;
 129 }