/*
* Copyright (c) 2018 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#define TEST_NAME "LIBBSD OPENSSL 1"
#include <assert.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <rtems/bsd/modules.h>
#ifdef RTEMS_BSD_MODULE_CRYPTO_OPENSSL
#include <openssl/bio.h>
#include <openssl/evp.h>
#include <openssl/ssl.h>
static const unsigned char key[16] = "0123456789abcde";
static const unsigned char iv[16] = "fghijklmnopqrst";
static const unsigned char plaintext[] = "The quick brown fox jumps over the lazy dog";
static unsigned char ciphertext[48];
static unsigned char deciphertext[sizeof(plaintext)];
static void
encrypt(void)
{
EVP_CIPHER_CTX *ctx;
int status;
int len;
ctx = EVP_CIPHER_CTX_new();
assert(ctx != NULL);
status = EVP_EncryptInit_ex(ctx, EVP_aes_128_cbc(), NULL, key, iv);
assert(status == 1);
status = EVP_EncryptUpdate(ctx, ciphertext, &len, plaintext, (int)sizeof(plaintext));
assert(status == 1);
assert(len == 32);
status = EVP_EncryptFinal_ex(ctx, ciphertext + len, &len);
assert(status == 1);
assert(len == 16);
EVP_CIPHER_CTX_free(ctx);
}
static void
decrypt(void)
{
EVP_CIPHER_CTX *ctx;
int status;
int len;
ctx = EVP_CIPHER_CTX_new();
assert(ctx != NULL);
status = EVP_DecryptInit_ex(ctx, EVP_aes_128_cbc(), NULL, key, iv);
assert(status == 1);
status = EVP_DecryptUpdate(ctx, deciphertext, &len, ciphertext, (int)sizeof(ciphertext));
assert(status == 1);
assert(len == 32);
status = EVP_DecryptFinal_ex(ctx, deciphertext + len, &len);
assert(status == 1);
assert(len == 12);
EVP_CIPHER_CTX_free(ctx);
}
static void
test(void)
{
SSL_library_init();
OpenSSL_add_ssl_algorithms();
SSL_load_error_strings();
encrypt();
puts("Ciphertext is:");
BIO_dump_fp(stdout, ciphertext, sizeof(ciphertext));
decrypt();
assert(memcmp(plaintext, deciphertext, sizeof(plaintext)) == 0);
printf("Deciphered text is:\n%s\n", deciphertext);
}
#else /* RTEMS_BSD_MODULE_OPENSSL */
static void
test(void)
{
puts("OpenSSL not enabled in the current build set");
}
#endif /* RTEMS_BSD_MODULE_OPENSSL */
static void
test_main(void)
{
test();
exit(0);
}
#include <rtems/bsd/test/default-init.h>
