Add support for integrity-only cipher suites for TLS v1.3

- add test vectors for tls1_3 integrity-only ciphers
- recmethod_local.h: add new member for MAC
- tls13_meth.c: add MAC only to tls 1.3
- tls13_enc.c: extend function to add MAC only
- ssl_local.h: add ssl_cipher_get_evp_md_mac()
- s3_lib.c: add the new ciphers and add #ifndef OPENSSL_NO_INTEGRITY_ONLY_CIPHERS
- ssl_ciph.c : add ssl_cipher_get_evp_md_mac() and use it
- tls13secretstest.c: add dummy test function
- Configure: add integrity-only-ciphers option
- document the new ciphers

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: David von Oheimb <david.von.oheimb@siemens.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22903)

1 files changed, 1 insertions, 1 deletions

diff --git a/test/evp_test.c b/test/evp_test.c
index 21106dd633..71fea6f47f 100644
--- a/test/evp_test.c
+++ b/test/evp_test.c
@@ -1195,7 +1195,7 @@ static int cipher_test_enc(EVP_TEST *t, int enc, size_t out_misalign,
                             tmp + out_misalign, tmplen + tmpflen))
         goto err;
     if (enc && expected->aead && !expected->tls_aad) {
-        unsigned char rtag[16];
+        unsigned char rtag[48]; /* longest known for TLS_SHA384_SHA384 */
 
         if (!TEST_size_t_le(expected->tag_len, sizeof(rtag))) {
             t->err = "TAG_LENGTH_INTERNAL_ERROR";