crypto/rsa/rsa_prn.c

   1 /*
   2  * Copyright 2006-2021 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (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 /*
  11  * RSA low level APIs are deprecated for public use, but still ok for
  12  * internal use.
  13  */
  14 #include "internal/deprecated.h"
  15
  16 #include <stdio.h>
  17 #include "internal/cryptlib.h"
  18 #include <openssl/rsa.h>
  19 #include <openssl/evp.h>
  20
  21 #ifndef OPENSSL_NO_STDIO
  22 int RSA_print_fp(FILE *fp, const RSA *x, int off)
  23 {
  24     BIO *b;
  25     int ret;
  26
  27     if ((b = BIO_new(BIO_s_file())) == NULL) {
  28         ERR_raise(ERR_LIB_RSA, ERR_R_BUF_LIB);
  29         return 0;
  30     }
  31     BIO_set_fp(b, fp, BIO_NOCLOSE);
  32     ret = RSA_print(b, x, off);
  33     BIO_free(b);
  34     return ret;
  35 }
  36 #endif
  37
  38 int RSA_print(BIO *bp, const RSA *x, int off)
  39 {
  40     EVP_PKEY *pk;
  41     int ret;
  42     pk = EVP_PKEY_new();
  43     if (pk == NULL)
  44         return 0;
  45     ret = EVP_PKEY_set1_RSA(pk, (RSA *)x);
  46     if (ret)
  47         ret = EVP_PKEY_print_private(bp, pk, off, NULL);
  48     EVP_PKEY_free(pk);
  49     return ret;
  50 }