1 /* 2 * Copyright 1995-2022 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 /* We need to use the deprecated RSA low level calls */ 11 #define OPENSSL_SUPPRESS_DEPRECATED 12 13 #include <stdio.h> 14 #include "internal/cryptlib.h" 15 #include <openssl/rsa.h> 16 #include <openssl/evp.h> 17 #include <openssl/objects.h> 18 #include <openssl/x509.h> 19 #include "crypto/evp.h" 20 21 int EVP_PKEY_decrypt_old(unsigned char *key, const unsigned char *ek, int ekl, 22 EVP_PKEY *priv) 23 { 24 int ret = -1; 25 RSA *rsa = NULL; 26 27 if (EVP_PKEY_get_id(priv) != EVP_PKEY_RSA) { 28 ERR_raise(ERR_LIB_EVP, EVP_R_PUBLIC_KEY_NOT_RSA); 29 goto err; 30 } 31 32 rsa = evp_pkey_get0_RSA_int(priv); 33 if (rsa == NULL) 34 goto err; 35 36 ret = 37 RSA_private_decrypt(ekl, ek, key, rsa, RSA_PKCS1_PADDING); 38 err: 39 return ret; 40 } 41