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test/evp_test.c: [ciphers] Test that we get back the same IV we gave

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Reviewed-by: Paul Dale <paul.dale@oracle.com>
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/9328)
This commit is contained in:
Richard Levitte 2019-07-08 20:36:29 +02:00
parent 7a228c391e
commit 48ebde226d
1 changed files with 8 additions and 0 deletions
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8
test/evp_test.c
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@ -661,6 +661,14 @@ static int cipher_test_enc(EVP_TEST *t, int enc,
t->err = "KEY_SET_ERROR";
goto err;
}
/* Check that we get the same IV back */
if (expected->iv != NULL
&& (EVP_CIPHER_flags(expected->cipher) & EVP_CIPH_CUSTOM_IV) == 0
&& !TEST_mem_eq(expected->iv, expected->iv_len,
EVP_CIPHER_CTX_iv(ctx), expected->iv_len)) {
t->err = "INVALID_IV";
goto err;
}
if (expected->aead == EVP_CIPH_CCM_MODE) {
if (!EVP_CipherUpdate(ctx, NULL, &tmplen, NULL, out_len)) {