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 #if !defined(lint) && !defined(__CODECENTER__)
  26 static char *rcsid = "$Header$";
  27 #endif
  28 #include        "server_internal.h"
  29 #include        <kadm5/admin.h>
  30 #include        <stdlib.h>
  31
  32 kadm5_ret_t
  33 kadm5_free_policy_ent(void *server_handle, kadm5_policy_ent_t val)
  34 {
  35     kadm5_server_handle_t       handle = server_handle;
  36
  37     _KADM5_CHECK_HANDLE(server_handle);
  38
  39     if(val) {
  40         if (val->policy)
  41             free(val->policy);
  42         if (handle->api_version == KADM5_API_VERSION_1)
  43              free(val);
  44     }
  45     return KADM5_OK;
  46 }
  47
  48 kadm5_ret_t
  49      kadm5_free_name_list(void *server_handle, char **names, int count)
  50 {
  51     _KADM5_CHECK_HANDLE(server_handle);
  52
  53     while (count--)
  54           free(names[count]);
  55      free(names);
  56     return KADM5_OK;
  57 }
  58
  59 /* XXX this ought to be in libkrb5.a, but isn't */
  60 kadm5_ret_t krb5_free_key_data_contents(context, key)
  61    krb5_context context;
  62    krb5_key_data *key;
  63 {
  64      int i, idx;
  65
  66      idx = (key->key_data_ver == 1 ? 1 : 2);
  67      for (i = 0; i < idx; i++) {
  68           if (key->key_data_contents[i]) {
  69                memset(key->key_data_contents[i], 0, key->key_data_length[i]);
  70                free(key->key_data_contents[i]);
  71           }
  72      }
  73      return KADM5_OK;
  74 }
  75
  76 kadm5_ret_t kadm5_free_key_data(void *server_handle,
  77                                 krb5_int16 *n_key_data,
  78                                 krb5_key_data *key_data)
  79 {
  80      kadm5_server_handle_t      handle = server_handle;
  81      int i, nkeys = (int) *n_key_data;
  82
  83      _KADM5_CHECK_HANDLE(server_handle);
  84
  85      if (key_data == NULL)
  86           return KADM5_OK;
  87
  88      for (i = 0; i < nkeys; i++)
  89           krb5_free_key_data_contents(handle->context, &key_data[i]);
  90      free(key_data);
  91      return KADM5_OK;
  92 }
  93
  94 kadm5_ret_t
  95 kadm5_free_principal_ent(void *server_handle,
  96                               kadm5_principal_ent_t val)
  97 {
  98     kadm5_server_handle_t       handle = server_handle;
  99     int i;
 100
 101     _KADM5_CHECK_HANDLE(server_handle);
 102
 103     if(val) {
 104         if(val->principal)
 105             krb5_free_principal(handle->context, val->principal);
 106         if(val->mod_name)
 107             krb5_free_principal(handle->context, val->mod_name);
 108         if(val->policy)
 109             free(val->policy);
 110         if (handle->api_version > KADM5_API_VERSION_1) {
 111              if (val->n_key_data) {
 112                   for (i = 0; i < val->n_key_data; i++)
 113                        krb5_free_key_data_contents(handle->context,
 114                                                    &val->key_data[i]);
 115                   free(val->key_data);
 116              }
 117              if (val->tl_data) {
 118                   krb5_tl_data *tl;
 119
 120                   while (val->tl_data) {
 121                        tl = val->tl_data->tl_data_next;
 122                        free(val->tl_data->tl_data_contents);
 123                        free(val->tl_data);
 124                        val->tl_data = tl;
 125                   }
 126              }
 127         }
 128
 129         if (handle->api_version == KADM5_API_VERSION_1)
 130              free(val);
 131     }
 132     return KADM5_OK;
 133 }