From 5908555c961ae5d3fc265e0961997fbe14a02091 Mon Sep 17 00:00:00 2001 From: Andy Polyakov Date: Wed, 1 Mar 2017 11:40:41 +0100 Subject: [PATCH] evp/e_aes_cbc_hmac_{sha1|sha256}.c: tag reference code. Reviewed-by: Richard Levitte --- crypto/evp/e_aes_cbc_hmac_sha1.c | 8 ++++---- crypto/evp/e_aes_cbc_hmac_sha256.c | 8 ++++---- 2 files changed, 8 insertions(+), 8 deletions(-) diff --git a/crypto/evp/e_aes_cbc_hmac_sha1.c b/crypto/evp/e_aes_cbc_hmac_sha1.c index 52c7c7445e..a3c8951f5c 100644 --- a/crypto/evp/e_aes_cbc_hmac_sha1.c +++ b/crypto/evp/e_aes_cbc_hmac_sha1.c @@ -565,7 +565,7 @@ static int aesni_cbc_hmac_sha1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, } # endif -# if 1 +# if 1 /* see original reference version in #else */ len -= SHA_DIGEST_LENGTH; /* amend mac */ if (len >= (256 + SHA_CBLOCK)) { j = (len - (256 + SHA_CBLOCK)) & (0 - SHA_CBLOCK); @@ -659,7 +659,7 @@ static int aesni_cbc_hmac_sha1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, } # endif len += SHA_DIGEST_LENGTH; -# else +# else /* pre-lucky-13 reference version of above */ SHA1_Update(&key->md, out, inp_len); res = key->md.num; SHA1_Final(pmac->c, &key->md); @@ -686,7 +686,7 @@ static int aesni_cbc_hmac_sha1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, /* 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 - SHA_DIGEST_LENGTH; size_t off = out - p; @@ -708,7 +708,7 @@ static int aesni_cbc_hmac_sha1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, 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 < SHA_DIGEST_LENGTH; i++) res |= out[i] ^ pmac->c[i]; res = 0 - ((0 - res) >> (sizeof(res) * 8 - 1)); diff --git a/crypto/evp/e_aes_cbc_hmac_sha256.c b/crypto/evp/e_aes_cbc_hmac_sha256.c index 5a92e0b85d..4830c00648 100644 --- a/crypto/evp/e_aes_cbc_hmac_sha256.c +++ b/crypto/evp/e_aes_cbc_hmac_sha256.c @@ -552,7 +552,7 @@ 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); @@ -680,7 +680,7 @@ 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); @@ -688,7 +688,7 @@ 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; @@ -711,7 +711,7 @@ 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));