X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fmodes%2Fmodes_lcl.h;h=16dcf4e1ea62165277660ba178684fe7ca952bc6;hp=a789e8584c2b54356091f6ee5359a3fb1f0e448e;hb=8c3bc594e0c74926bfefb84b8bae8a2fac82e465;hpb=d8d958323bb116bf9f88137ba46948dcb1691a77 diff --git a/crypto/modes/modes_lcl.h b/crypto/modes/modes_lcl.h index a789e8584c..16dcf4e1ea 100644 --- a/crypto/modes/modes_lcl.h +++ b/crypto/modes/modes_lcl.h @@ -1,118 +1,186 @@ -/* ==================================================================== - * Copyright (c) 2010 The OpenSSL Project. All rights reserved. +/* + * Copyright 2010-2018 The OpenSSL Project Authors. All Rights Reserved. * - * Redistribution and use is governed by OpenSSL license. - * ==================================================================== + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ #include - #if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__) typedef __int64 i64; typedef unsigned __int64 u64; -#define U64(C) C##UI64 +# define U64(C) C##UI64 #elif defined(__arch64__) typedef long i64; typedef unsigned long u64; -#define U64(C) C##UL +# define U64(C) C##UL #else typedef long long i64; typedef unsigned long long u64; -#define U64(C) C##ULL +# define U64(C) C##ULL #endif typedef unsigned int u32; typedef unsigned char u8; #define STRICT_ALIGNMENT 1 -#if defined(__i386) || defined(__i386__) || \ - defined(__x86_64) || defined(__x86_64__) || \ - defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X64) || \ - defined(__s390__) || defined(__s390x__) || \ - ( (defined(__arm__) || defined(__arm)) && \ - (defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) || \ - defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__)) ) -# undef STRICT_ALIGNMENT +#ifndef PEDANTIC +# if defined(__i386) || defined(__i386__) || \ + defined(__x86_64) || defined(__x86_64__) || \ + defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X64) || \ + defined(__aarch64__) || \ + defined(__s390__) || defined(__s390x__) +# undef STRICT_ALIGNMENT +# endif #endif -#if !defined(PEDANTIC) && !defined(OPENSSL_NO_ASM) && !defined(OPNESSL_NO_INLINE_ASM) -#if defined(__GNUC__) && __GNUC__>=2 -# if defined(__x86_64) || defined(__x86_64__) -# define BSWAP8(x) ({ u64 ret=(x); \ - asm ("bswapq %0" \ - : "+r"(ret)); ret; }) -# define BSWAP4(x) ({ u32 ret=(x); \ - asm ("bswapl %0" \ - : "+r"(ret)); ret; }) -# elif (defined(__i386) || defined(__i386__)) -# define BSWAP8(x) ({ u32 lo=(u64)(x)>>32,hi=(x); \ - asm ("bswapl %0; bswapl %1" \ - : "+r"(hi),"+r"(lo)); \ - (u64)hi<<32|lo; }) -# define BSWAP4(x) ({ u32 ret=(x); \ - asm ("bswapl %0" \ - : "+r"(ret)); ret; }) -# elif (defined(__arm__) || defined(__arm)) && !defined(STRICT_ALIGNMENT) -# define BSWAP8(x) ({ u32 lo=(u64)(x)>>32,hi=(x); \ - asm ("rev %0,%0; rev %1,%1" \ - : "+r"(hi),"+r"(lo)); \ - (u64)hi<<32|lo; }) -# define BSWAP4(x) ({ u32 ret; \ - asm ("rev %0,%1" \ - : "=r"(ret) : "r"((u32)(x))); \ - ret; }) +#if !defined(PEDANTIC) && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM) +# if defined(__GNUC__) && __GNUC__>=2 +# if defined(__x86_64) || defined(__x86_64__) +# define BSWAP8(x) ({ u64 ret_=(x); \ + asm ("bswapq %0" \ + : "+r"(ret_)); ret_; }) +# define BSWAP4(x) ({ u32 ret_=(x); \ + asm ("bswapl %0" \ + : "+r"(ret_)); ret_; }) +# elif (defined(__i386) || defined(__i386__)) && !defined(I386_ONLY) +# define BSWAP8(x) ({ u32 lo_=(u64)(x)>>32,hi_=(x); \ + asm ("bswapl %0; bswapl %1" \ + : "+r"(hi_),"+r"(lo_)); \ + (u64)hi_<<32|lo_; }) +# define BSWAP4(x) ({ u32 ret_=(x); \ + asm ("bswapl %0" \ + : "+r"(ret_)); ret_; }) +# elif defined(__aarch64__) +# define BSWAP8(x) ({ u64 ret_; \ + asm ("rev %0,%1" \ + : "=r"(ret_) : "r"(x)); ret_; }) +# define BSWAP4(x) ({ u32 ret_; \ + asm ("rev %w0,%w1" \ + : "=r"(ret_) : "r"(x)); ret_; }) +# elif (defined(__arm__) || defined(__arm)) && !defined(STRICT_ALIGNMENT) +# define BSWAP8(x) ({ u32 lo_=(u64)(x)>>32,hi_=(x); \ + asm ("rev %0,%0; rev %1,%1" \ + : "+r"(hi_),"+r"(lo_)); \ + (u64)hi_<<32|lo_; }) +# define BSWAP4(x) ({ u32 ret_; \ + asm ("rev %0,%1" \ + : "=r"(ret_) : "r"((u32)(x))); \ + ret_; }) +# endif +# elif defined(_MSC_VER) +# if _MSC_VER>=1300 +# include +# pragma intrinsic(_byteswap_uint64,_byteswap_ulong) +# define BSWAP8(x) _byteswap_uint64((u64)(x)) +# define BSWAP4(x) _byteswap_ulong((u32)(x)) +# elif defined(_M_IX86) +__inline u32 _bswap4(u32 val) +{ +_asm mov eax, val _asm bswap eax} +# define BSWAP4(x) _bswap4(x) +# endif # endif -#elif defined(_MSC_VER) -# if _MSC_VER>=1300 -# pragma intrinsic(_byteswap_uint64,_byteswap_ulong) -# define BSWAP8(x) _byteswap_uint64((u64)(x)) -# define BSWAP4(x) _byteswap_ulong((u32)(x)) -# elif defined(_M_IX86) - __inline u32 _bswap4(u32 val) { - _asm mov eax,val - _asm bswap eax - } -# define BSWAP4(x) _bswap4(x) -# endif -#endif #endif - #if defined(BSWAP4) && !defined(STRICT_ALIGNMENT) -#define GETU32(p) BSWAP4(*(const u32 *)(p)) -#define PUTU32(p,v) *(u32 *)(p) = BSWAP4(v) +# define GETU32(p) BSWAP4(*(const u32 *)(p)) +# define PUTU32(p,v) *(u32 *)(p) = BSWAP4(v) #else -#define GETU32(p) ((u32)(p)[0]<<24|(u32)(p)[1]<<16|(u32)(p)[2]<<8|(u32)(p)[3]) -#define PUTU32(p,v) ((p)[0]=(u8)((v)>>24),(p)[1]=(u8)((v)>>16),(p)[2]=(u8)((v)>>8),(p)[3]=(u8)(v)) +# define GETU32(p) ((u32)(p)[0]<<24|(u32)(p)[1]<<16|(u32)(p)[2]<<8|(u32)(p)[3]) +# define PUTU32(p,v) ((p)[0]=(u8)((v)>>24),(p)[1]=(u8)((v)>>16),(p)[2]=(u8)((v)>>8),(p)[3]=(u8)(v)) #endif +/*- GCM definitions */ typedef struct { + u64 hi, lo; +} u128; -/* GCM definitions */ - -typedef struct { u64 hi,lo; } u128; - -#ifdef TABLE_BITS -#undef TABLE_BITS +#ifdef TABLE_BITS +# undef TABLE_BITS #endif /* * Even though permitted values for TABLE_BITS are 8, 4 and 1, it should * never be set to 8 [or 1]. For further information see gcm128.c. */ -#define TABLE_BITS 4 +#define TABLE_BITS 4 struct gcm128_context { - /* Following 6 names follow names in GCM specification */ - union { u64 u[2]; u32 d[4]; u8 c[16]; } Yi,EKi,EK0,len, - Xi,H; - /* Relative position of Xi, H and pre-computed Htable is used - * in some assembler modules, i.e. don't change the order! */ + /* Following 6 names follow names in GCM specification */ + union { + u64 u[2]; + u32 d[4]; + u8 c[16]; + size_t t[16 / sizeof(size_t)]; + } Yi, EKi, EK0, len, Xi, H; + /* + * Relative position of Xi, H and pre-computed Htable is used in some + * assembler modules, i.e. don't change the order! + */ #if TABLE_BITS==8 - u128 Htable[256]; + u128 Htable[256]; #else - u128 Htable[16]; - void (*gmult)(u64 Xi[2],const u128 Htable[16]); - void (*ghash)(u64 Xi[2],const u128 Htable[16],const u8 *inp,size_t len); + u128 Htable[16]; + void (*gmult) (u64 Xi[2], const u128 Htable[16]); + void (*ghash) (u64 Xi[2], const u128 Htable[16], const u8 *inp, + size_t len); #endif - unsigned int mres, ares; - block128_f block; - void *key; + unsigned int mres, ares; + block128_f block; + void *key; +}; + +struct xts128_context { + void *key1, *key2; + block128_f block1, block2; +}; + +struct ccm128_context { + union { + u64 u[2]; + u8 c[16]; + } nonce, cmac; + u64 blocks; + block128_f block; + void *key; +}; + +#ifndef OPENSSL_NO_OCB + +typedef union { + u64 a[2]; + unsigned char c[16]; +} OCB_BLOCK; +# define ocb_block16_xor(in1,in2,out) \ + ( (out)->a[0]=(in1)->a[0]^(in2)->a[0], \ + (out)->a[1]=(in1)->a[1]^(in2)->a[1] ) +# if STRICT_ALIGNMENT +# define ocb_block16_xor_misaligned(in1,in2,out) \ + ocb_block_xor((in1)->c,(in2)->c,16,(out)->c) +# else +# define ocb_block16_xor_misaligned ocb_block16_xor +# endif + +struct ocb128_context { + /* Need both encrypt and decrypt key schedules for decryption */ + block128_f encrypt; + block128_f decrypt; + void *keyenc; + void *keydec; + ocb128_f stream; /* direction dependent */ + /* Key dependent variables. Can be reused if key remains the same */ + size_t l_index; + size_t max_l_index; + OCB_BLOCK l_star; + OCB_BLOCK l_dollar; + OCB_BLOCK *l; + /* Must be reset for each session */ + u64 blocks_hashed; + u64 blocks_processed; + OCB_BLOCK tag; + OCB_BLOCK offset_aad; + OCB_BLOCK sum; + OCB_BLOCK offset; + OCB_BLOCK checksum; }; +#endif /* OPENSSL_NO_OCB */