crypto/dh/dh_depr.c

   1 /*
   2  * Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL license (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 /* This file contains deprecated functions as wrappers to the new ones */
  11
  12 #include <openssl/opensslconf.h>
  13 #if OPENSSL_API_COMPAT >= 0x00908000L
  14 NON_EMPTY_TRANSLATION_UNIT
  15 #else
  16
  17 # include <stdio.h>
  18 # include "internal/cryptlib.h"
  19 # include <openssl/bn.h>
  20 # include <openssl/dh.h>
  21
  22 DH *DH_generate_parameters(int prime_len, int generator,
  23                            void (*callback) (int, int, void *), void *cb_arg)
  24 {
  25     BN_GENCB *cb;
  26     DH *ret = NULL;
  27
  28     if ((ret = DH_new()) == NULL)
  29         return NULL;
  30     cb = BN_GENCB_new();
  31     if (cb == NULL) {
  32         DH_free(ret);
  33         return NULL;
  34     }
  35
  36     BN_GENCB_set_old(cb, callback, cb_arg);
  37
  38     if (DH_generate_parameters_ex(ret, prime_len, generator, cb)) {
  39         BN_GENCB_free(cb);
  40         return ret;
  41     }
  42     BN_GENCB_free(cb);
  43     DH_free(ret);
  44     return NULL;
  45 }
  46 #endif