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Diffstat (limited to 'deps/openssl/openssl/crypto/evp/e_aes_cbc_hmac_sha256.c')
-rw-r--r--deps/openssl/openssl/crypto/evp/e_aes_cbc_hmac_sha256.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/deps/openssl/openssl/crypto/evp/e_aes_cbc_hmac_sha256.c b/deps/openssl/openssl/crypto/evp/e_aes_cbc_hmac_sha256.c
index 13973f110d..caac0c9d3d 100644
--- a/deps/openssl/openssl/crypto/evp/e_aes_cbc_hmac_sha256.c
+++ b/deps/openssl/openssl/crypto/evp/e_aes_cbc_hmac_sha256.c
@@ -559,7 +559,7 @@ static int aesni_cbc_hmac_sha256_cipher(EVP_CIPHER_CTX *ctx,
key->md = key->head;
SHA256_Update(&key->md, key->aux.tls_aad, plen);
-# if 1
+# if 1 /* see original reference version in #else */
len -= SHA256_DIGEST_LENGTH; /* amend mac */
if (len >= (256 + SHA256_CBLOCK)) {
j = (len - (256 + SHA256_CBLOCK)) & (0 - SHA256_CBLOCK);
@@ -687,7 +687,7 @@ static int aesni_cbc_hmac_sha256_cipher(EVP_CIPHER_CTX *ctx,
for (; inp_blocks < pad_blocks; inp_blocks++)
sha1_block_data_order(&key->md, data, 1);
}
-# endif
+# endif /* pre-lucky-13 reference version of above */
key->md = key->tail;
SHA256_Update(&key->md, pmac->c, SHA256_DIGEST_LENGTH);
SHA256_Final(pmac->c, &key->md);
@@ -695,7 +695,7 @@ static int aesni_cbc_hmac_sha256_cipher(EVP_CIPHER_CTX *ctx,
/* verify HMAC */
out += inp_len;
len -= inp_len;
-# if 1
+# if 1 /* see original reference version in #else */
{
unsigned char *p =
out + len - 1 - maxpad - SHA256_DIGEST_LENGTH;
@@ -718,7 +718,7 @@ static int aesni_cbc_hmac_sha256_cipher(EVP_CIPHER_CTX *ctx,
res = 0 - ((0 - res) >> (sizeof(res) * 8 - 1));
ret &= (int)~res;
}
-# else
+# else /* pre-lucky-13 reference version of above */
for (res = 0, i = 0; i < SHA256_DIGEST_LENGTH; i++)
res |= out[i] ^ pmac->c[i];
res = 0 - ((0 - res) >> (sizeof(res) * 8 - 1));