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crypto/e_aes.c: use S390X_AES_FC macro

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... to compute s390x aes function code from keylength.

Signed-off-by: Patrick Steuer <patrick.steuer@de.ibm.com>

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/5250)
This commit is contained in:
Patrick Steuer 2018-03-28 13:23:56 +01:00 committed by Andy Polyakov
parent 258689931e
commit 8eb399fb25
1 changed files with 2 additions and 4 deletions
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6
crypto/evp/e_aes.c
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@ -1734,8 +1734,7 @@ static int s390x_aes_gcm_init_key(EVP_CIPHER_CTX *ctx,
keylen = EVP_CIPHER_CTX_key_length(ctx);
memcpy(&gctx->kma.param.k, key, keylen);
/* Convert key size to function code. */
gctx->fc = S390X_AES_128 + (((keylen << 3) - 128) >> 6);
gctx->fc = S390X_AES_FC(keylen);
if (!enc)
gctx->fc |= S390X_DECRYPT;
@ -2145,8 +2144,7 @@ static int s390x_aes_ccm_init_key(EVP_CIPHER_CTX *ctx,
if (key != NULL) {
keylen = EVP_CIPHER_CTX_key_length(ctx);
/* Convert key size to function code. */
cctx->aes.ccm.fc = S390X_AES_128 + (((keylen << 3) - 128) >> 6);
cctx->aes.ccm.fc = S390X_AES_FC(keylen);
memcpy(cctx->aes.ccm.kmac_param.k, key, keylen);
/* Store encoded m and l. */