From a0eadbd660b48931f7ff88bb9c1f708474ef7e69 Mon Sep 17 00:00:00 2001 From: Mounir IDRASSI Date: Wed, 7 Dec 2016 09:35:10 +0100 Subject: Windows: Don't use Twofish x64 assembly implementation for UEFI bootloader (for now, yasm is not integrated in EDKII framework). --- src/Crypto/Twofish.c | 10 +++++----- src/Crypto/Twofish.h | 4 ++-- 2 files changed, 7 insertions(+), 7 deletions(-) (limited to 'src/Crypto') diff --git a/src/Crypto/Twofish.c b/src/Crypto/Twofish.c index 16788378..23a5dfda 100644 --- a/src/Crypto/Twofish.c +++ b/src/Crypto/Twofish.c @@ -50,11 +50,11 @@ Botan is released under the Simplified BSD License (see license.txt) */ -#if !defined (_MSC_VER) || defined(_WIN64) +#if !defined (_MSC_VER) || defined(_M_X64) #define UNROLL_TWOFISH #endif -#if CRYPTOPP_BOOL_X64 +#if CRYPTOPP_BOOL_X64 && !defined(_UEFI) /* these are 64-bit assembly implementation taken from https://github.com/jkivilin/supercop-blockciphers Copyright © 2011-2013 Jussi Kivilinna @@ -630,7 +630,7 @@ void twofish_set_key(TwofishInstance *instance, const u4byte in_key[]) uint32 b = rotl32(MDSQ[0][Q[0][Q[0][Q[1][Q[1][i + 1] ^ key[28]] ^ key[20]] ^ key[12]] ^ key[4]] ^ MDSQ[1][Q[0][Q[1][Q[1][Q[0][i + 1] ^ key[29]] ^ key[21]] ^ key[13]] ^ key[5]] ^ MDSQ[2][Q[1][Q[0][Q[0][Q[0][i + 1] ^ key[30]] ^ key[22]] ^ key[14]] ^ key[6]] ^ MDSQ[3][Q[1][Q[1][Q[0][Q[1][i + 1] ^ key[31]] ^ key[23]] ^ key[15]] ^ key[7]], 8); a += b; -#if CRYPTOPP_BOOL_X64 +#if CRYPTOPP_BOOL_X64 && !defined(_UEFI) if (i < 8) { instance->w[i] = a; @@ -998,7 +998,7 @@ void twofish_set_key(TwofishInstance *instance, const u4byte in_key[]) #ifndef TC_MINIMIZE_CODE_SIZE -#if CRYPTOPP_BOOL_X64 == 0 +#if (CRYPTOPP_BOOL_X64 == 0) || defined(_UEFI) void twofish_encrypt(TwofishInstance *ks, const u4byte in_blk[4], u4byte out_blk[4]) { uint32* rk = ks->l_key; @@ -1071,7 +1071,7 @@ void twofish_encrypt(TwofishInstance *instance, const u4byte in_blk[4], u4byte o #ifndef TC_MINIMIZE_CODE_SIZE -#if CRYPTOPP_BOOL_X64 == 0 +#if (CRYPTOPP_BOOL_X64 == 0) || defined(_UEFI) void twofish_decrypt(TwofishInstance *ks, const u4byte in_blk[4], u4byte out_blk[4]) { uint32* rk = ks->l_key; diff --git a/src/Crypto/Twofish.h b/src/Crypto/Twofish.h index b2d44ddb..57723138 100644 --- a/src/Crypto/Twofish.h +++ b/src/Crypto/Twofish.h @@ -35,7 +35,7 @@ extern "C" #endif typedef struct { -#if CRYPTOPP_BOOL_X64 +#if CRYPTOPP_BOOL_X64 && !defined(_UEFI) u4byte mk_tab[4][256], w[8], k[32]; #else u4byte l_key[40]; @@ -52,7 +52,7 @@ typedef struct /* in_key must be 32-bytes long */ void twofish_set_key(TwofishInstance *instance, const u4byte in_key[]); -#if CRYPTOPP_BOOL_X64 +#if CRYPTOPP_BOOL_X64 && !defined(_UEFI) void twofish_encrypt_blocks(TwofishInstance *instance, const byte* in_blk, byte* out_blk, uint32 blockCount); void twofish_decrypt_blocks(TwofishInstance *instance, const byte* in_blk, byte* out_blk, uint32 blockCount); #define twofish_encrypt(instance,in_blk,out_blk) twofish_encrypt_blocks(instance, (const byte*) in_blk, (byte*) out_blk, 1) -- cgit v1.2.3