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/* fix for MSVC ...evil! */
#ifdef _MSC_VER
#define CONST64(n) n ## ui64
typedef unsigned __int64 ulong64;
#else
#define CONST64(n) n ## ULL
typedef unsigned long long ulong64;
#endif
/* this is the "32-bit at least" data type
* Re-define it to suit your platform but it must be at least 32-bits
*/
#if defined(__x86_64__)
typedef unsigned ulong32;
#else
typedef unsigned long ulong32;
#endif
/* ---- HELPER MACROS ---- */
#ifdef ENDIAN_NEUTRAL
#define STORE32L(x, y) \
{ (y)[3] = (unsigned char)(((x)>>24)&255); (y)[2] = (unsigned char)(((x)>>16)&255); \
(y)[1] = (unsigned char)(((x)>>8)&255); (y)[0] = (unsigned char)((x)&255); }
#define LOAD32L(x, y) \
{ x = ((unsigned long)((y)[3] & 255)<<24) | \
((unsigned long)((y)[2] & 255)<<16) | \
((unsigned long)((y)[1] & 255)<<8) | \
((unsigned long)((y)[0] & 255)); }
#define STORE64L(x, y) \
{ (y)[7] = (unsigned char)(((x)>>56)&255); (y)[6] = (unsigned char)(((x)>>48)&255); \
(y)[5] = (unsigned char)(((x)>>40)&255); (y)[4] = (unsigned char)(((x)>>32)&255); \
(y)[3] = (unsigned char)(((x)>>24)&255); (y)[2] = (unsigned char)(((x)>>16)&255); \
(y)[1] = (unsigned char)(((x)>>8)&255); (y)[0] = (unsigned char)((x)&255); }
#define LOAD64L(x, y) \
{ x = (((ulong64)((y)[7] & 255))<<56)|(((ulong64)((y)[6] & 255))<<48)| \
(((ulong64)((y)[5] & 255))<<40)|(((ulong64)((y)[4] & 255))<<32)| \
(((ulong64)((y)[3] & 255))<<24)|(((ulong64)((y)[2] & 255))<<16)| \
(((ulong64)((y)[1] & 255))<<8)|(((ulong64)((y)[0] & 255))); }
#define STORE32H(x, y) \
{ (y)[0] = (unsigned char)(((x)>>24)&255); (y)[1] = (unsigned char)(((x)>>16)&255); \
(y)[2] = (unsigned char)(((x)>>8)&255); (y)[3] = (unsigned char)((x)&255); }
#define LOAD32H(x, y) \
{ x = ((unsigned long)((y)[0] & 255)<<24) | \
((unsigned long)((y)[1] & 255)<<16) | \
((unsigned long)((y)[2] & 255)<<8) | \
((unsigned long)((y)[3] & 255)); }
#define STORE64H(x, y) \
{ (y)[0] = (unsigned char)(((x)>>56)&255); (y)[1] = (unsigned char)(((x)>>48)&255); \
(y)[2] = (unsigned char)(((x)>>40)&255); (y)[3] = (unsigned char)(((x)>>32)&255); \
(y)[4] = (unsigned char)(((x)>>24)&255); (y)[5] = (unsigned char)(((x)>>16)&255); \
(y)[6] = (unsigned char)(((x)>>8)&255); (y)[7] = (unsigned char)((x)&255); }
#define LOAD64H(x, y) \
{ x = (((ulong64)((y)[0] & 255))<<56)|(((ulong64)((y)[1] & 255))<<48) | \
(((ulong64)((y)[2] & 255))<<40)|(((ulong64)((y)[3] & 255))<<32) | \
(((ulong64)((y)[4] & 255))<<24)|(((ulong64)((y)[5] & 255))<<16) | \
(((ulong64)((y)[6] & 255))<<8)|(((ulong64)((y)[7] & 255))); }
#endif /* ENDIAN_NEUTRAL */
#ifdef ENDIAN_LITTLE
#if !defined(LTC_NO_BSWAP) && (defined(INTEL_CC) || (defined(__GNUC__) && (defined(__DJGPP__) || defined(__CYGWIN__) || defined(__MINGW32__) || defined(__i386__) || defined(__x86_64__))))
#define STORE32H(x, y) \
asm __volatile__ ( \
"bswapl %0 \n\t" \
"movl %0,(%2)\n\t" \
"bswapl %0 \n\t" \
:"=r"(x):"0"(x), "r"(y));
#define LOAD32H(x, y) \
asm __volatile__ ( \
"movl (%2),%0\n\t" \
"bswapl %0\n\t" \
:"=r"(x): "0"(x), "r"(y));
#else
#define STORE32H(x, y) \
{ (y)[0] = (unsigned char)(((x)>>24)&255); (y)[1] = (unsigned char)(((x)>>16)&255); \
(y)[2] = (unsigned char)(((x)>>8)&255); (y)[3] = (unsigned char)((x)&255); }
#define LOAD32H(x, y) \
{ x = ((unsigned long)((y)[0] & 255)<<24) | \
((unsigned long)((y)[1] & 255)<<16) | \
((unsigned long)((y)[2] & 255)<<8) | \
((unsigned long)((y)[3] & 255)); }
#endif
/* x86_64 processor */
#if !defined(LTC_NO_BSWAP) && (defined(__GNUC__) && defined(__x86_64__))
#define STORE64H(x, y) \
asm __volatile__ ( \
"bswapq %0 \n\t" \
"movq %0,(%2)\n\t" \
"bswapq %0 \n\t" \
:"=r"(x):"0"(x), "r"(y):"0");
#define LOAD64H(x, y) \
asm __volatile__ ( \
"movq (%2),%0\n\t" \
"bswapq %0\n\t" \
:"=r"(x): "0"(x), "r"(y));
#else
#define STORE64H(x, y) \
{ (y)[0] = (unsigned char)(((x)>>56)&255); (y)[1] = (unsigned char)(((x)>>48)&255); \
(y)[2] = (unsigned char)(((x)>>40)&255); (y)[3] = (unsigned char)(((x)>>32)&255); \
(y)[4] = (unsigned char)(((x)>>24)&255); (y)[5] = (unsigned char)(((x)>>16)&255); \
(y)[6] = (unsigned char)(((x)>>8)&255); (y)[7] = (unsigned char)((x)&255); }
#define LOAD64H(x, y) \
{ x = (((ulong64)((y)[0] & 255))<<56)|(((ulong64)((y)[1] & 255))<<48) | \
(((ulong64)((y)[2] & 255))<<40)|(((ulong64)((y)[3] & 255))<<32) | \
(((ulong64)((y)[4] & 255))<<24)|(((ulong64)((y)[5] & 255))<<16) | \
(((ulong64)((y)[6] & 255))<<8)|(((ulong64)((y)[7] & 255))); }
#endif
#ifdef ENDIAN_32BITWORD
#define STORE32L(x, y) \
{ ulong32 __t = (x); memcpy(y, &__t, 4); }
#define LOAD32L(x, y) \
memcpy(&(x), y, 4);
#define STORE64L(x, y) \
{ (y)[7] = (unsigned char)(((x)>>56)&255); (y)[6] = (unsigned char)(((x)>>48)&255); \
(y)[5] = (unsigned char)(((x)>>40)&255); (y)[4] = (unsigned char)(((x)>>32)&255); \
(y)[3] = (unsigned char)(((x)>>24)&255); (y)[2] = (unsigned char)(((x)>>16)&255); \
(y)[1] = (unsigned char)(((x)>>8)&255); (y)[0] = (unsigned char)((x)&255); }
#define LOAD64L(x, y) \
{ x = (((ulong64)((y)[7] & 255))<<56)|(((ulong64)((y)[6] & 255))<<48)| \
(((ulong64)((y)[5] & 255))<<40)|(((ulong64)((y)[4] & 255))<<32)| \
(((ulong64)((y)[3] & 255))<<24)|(((ulong64)((y)[2] & 255))<<16)| \
(((ulong64)((y)[1] & 255))<<8)|(((ulong64)((y)[0] & 255))); }
#else /* 64-bit words then */
#define STORE32L(x, y) \
{ ulong32 __t = (x); memcpy(y, &__t, 4); }
#define LOAD32L(x, y) \
{ memcpy(&(x), y, 4); x &= 0xFFFFFFFF; }
#define STORE64L(x, y) \
{ ulong64 __t = (x); memcpy(y, &__t, 8); }
#define LOAD64L(x, y) \
{ memcpy(&(x), y, 8); }
#endif /* ENDIAN_64BITWORD */
#endif /* ENDIAN_LITTLE */
#ifdef ENDIAN_BIG
#define STORE32L(x, y) \
{ (y)[3] = (unsigned char)(((x)>>24)&255); (y)[2] = (unsigned char)(((x)>>16)&255); \
(y)[1] = (unsigned char)(((x)>>8)&255); (y)[0] = (unsigned char)((x)&255); }
#define LOAD32L(x, y) \
{ x = ((unsigned long)((y)[3] & 255)<<24) | \
((unsigned long)((y)[2] & 255)<<16) | \
((unsigned long)((y)[1] & 255)<<8) | \
((unsigned long)((y)[0] & 255)); }
#define STORE64L(x, y) \
{ (y)[7] = (unsigned char)(((x)>>56)&255); (y)[6] = (unsigned char)(((x)>>48)&255); \
(y)[5] = (unsigned char)(((x)>>40)&255); (y)[4] = (unsigned char)(((x)>>32)&255); \
(y)[3] = (unsigned char)(((x)>>24)&255); (y)[2] = (unsigned char)(((x)>>16)&255); \
(y)[1] = (unsigned char)(((x)>>8)&255); (y)[0] = (unsigned char)((x)&255); }
#define LOAD64L(x, y) \
{ x = (((ulong64)((y)[7] & 255))<<56)|(((ulong64)((y)[6] & 255))<<48) | \
(((ulong64)((y)[5] & 255))<<40)|(((ulong64)((y)[4] & 255))<<32) | \
(((ulong64)((y)[3] & 255))<<24)|(((ulong64)((y)[2] & 255))<<16) | \
(((ulong64)((y)[1] & 255))<<8)|(((ulong64)((y)[0] & 255))); }
#ifdef ENDIAN_32BITWORD
#define STORE32H(x, y) \
{ ulong32 __t = (x); memcpy(y, &__t, 4); }
#define LOAD32H(x, y) \
memcpy(&(x), y, 4);
#define STORE64H(x, y) \
{ (y)[0] = (unsigned char)(((x)>>56)&255); (y)[1] = (unsigned char)(((x)>>48)&255); \
(y)[2] = (unsigned char)(((x)>>40)&255); (y)[3] = (unsigned char)(((x)>>32)&255); \
(y)[4] = (unsigned char)(((x)>>24)&255); (y)[5] = (unsigned char)(((x)>>16)&255); \
(y)[6] = (unsigned char)(((x)>>8)&255); (y)[7] = (unsigned char)((x)&255); }
#define LOAD64H(x, y) \
{ x = (((ulong64)((y)[0] & 255))<<56)|(((ulong64)((y)[1] & 255))<<48)| \
(((ulong64)((y)[2] & 255))<<40)|(((ulong64)((y)[3] & 255))<<32)| \
(((ulong64)((y)[4] & 255))<<24)|(((ulong64)((y)[5] & 255))<<16)| \
(((ulong64)((y)[6] & 255))<<8)| (((ulong64)((y)[7] & 255))); }
#else /* 64-bit words then */
#define STORE32H(x, y) \
{ ulong32 __t = (x); memcpy(y, &__t, 4); }
#define LOAD32H(x, y) \
{ memcpy(&(x), y, 4); x &= 0xFFFFFFFF; }
#define STORE64H(x, y) \
{ ulong64 __t = (x); memcpy(y, &__t, 8); }
#define LOAD64H(x, y) \
{ memcpy(&(x), y, 8); }
#endif /* ENDIAN_64BITWORD */
#endif /* ENDIAN_BIG */
#define BSWAP(x) ( ((x>>24)&0x000000FFUL) | ((x<<24)&0xFF000000UL) | \
((x>>8)&0x0000FF00UL) | ((x<<8)&0x00FF0000UL) )
/* 32-bit Rotates */
#if defined(_MSC_VER)
/* instrinsic rotate */
#include <stdlib.h>
#pragma intrinsic(_lrotr,_lrotl)
#define ROR(x,n) _lrotr(x,n)
#define ROL(x,n) _lrotl(x,n)
#define RORc(x,n) _lrotr(x,n)
#define ROLc(x,n) _lrotl(x,n)
#elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__)) && !defined(INTEL_CC) && !defined(LTC_NO_ASM)
static inline unsigned ROL(unsigned word, int i)
{
asm ("roll %%cl,%0"
:"=r" (word)
:"0" (word),"c" (i));
return word;
}
static inline unsigned ROR(unsigned word, int i)
{
asm ("rorl %%cl,%0"
:"=r" (word)
:"0" (word),"c" (i));
return word;
}
#ifndef LTC_NO_ROLC
static inline unsigned ROLc(unsigned word, const int i)
{
asm ("roll %2,%0"
:"=r" (word)
:"0" (word),"I" (i));
return word;
}
static inline unsigned RORc(unsigned word, const int i)
{
asm ("rorl %2,%0"
:"=r" (word)
:"0" (word),"I" (i));
return word;
}
#else
#define ROLc ROL
#define RORc ROR
#endif
#else
/* rotates the hard way */
#define ROL(x, y) ( (((unsigned long)(x)<<(unsigned long)((y)&31)) | (((unsigned long)(x)&0xFFFFFFFFUL)>>(unsigned long)(32-((y)&31)))) & 0xFFFFFFFFUL)
#define ROR(x, y) ( ((((unsigned long)(x)&0xFFFFFFFFUL)>>(unsigned long)((y)&31)) | ((unsigned long)(x)<<(unsigned long)(32-((y)&31)))) & 0xFFFFFFFFUL)
#define ROLc(x, y) ( (((unsigned long)(x)<<(unsigned long)((y)&31)) | (((unsigned long)(x)&0xFFFFFFFFUL)>>(unsigned long)(32-((y)&31)))) & 0xFFFFFFFFUL)
#define RORc(x, y) ( ((((unsigned long)(x)&0xFFFFFFFFUL)>>(unsigned long)((y)&31)) | ((unsigned long)(x)<<(unsigned long)(32-((y)&31)))) & 0xFFFFFFFFUL)
#endif
/* 64-bit Rotates */
#if defined(__GNUC__) && defined(__x86_64__) && !defined(LTC_NO_ASM)
static inline unsigned long ROL64(unsigned long word, int i)
{
asm("rolq %%cl,%0"
:"=r" (word)
:"0" (word),"c" (i));
return word;
}
static inline unsigned long ROR64(unsigned long word, int i)
{
asm("rorq %%cl,%0"
:"=r" (word)
:"0" (word),"c" (i));
return word;
}
#ifndef LTC_NO_ROLC
static inline unsigned long ROL64c(unsigned long word, const int i)
{
asm("rolq %2,%0"
:"=r" (word)
:"0" (word),"J" (i));
return word;
}
static inline unsigned long ROR64c(unsigned long word, const int i)
{
asm("rorq %2,%0"
:"=r" (word)
:"0" (word),"J" (i));
return word;
}
#else /* LTC_NO_ROLC */
#define ROL64c ROL64
#define ROR64c ROR64
#endif
#else /* Not x86_64 */
#define ROL64(x, y) \
( (((x)<<((ulong64)(y)&63)) | \
(((x)&CONST64(0xFFFFFFFFFFFFFFFF))>>((ulong64)64-((y)&63)))) & CONST64(0xFFFFFFFFFFFFFFFF))
#define ROR64(x, y) \
( ((((x)&CONST64(0xFFFFFFFFFFFFFFFF))>>((ulong64)(y)&CONST64(63))) | \
((x)<<((ulong64)(64-((y)&CONST64(63)))))) & CONST64(0xFFFFFFFFFFFFFFFF))
#define ROL64c(x, y) \
( (((x)<<((ulong64)(y)&63)) | \
(((x)&CONST64(0xFFFFFFFFFFFFFFFF))>>((ulong64)64-((y)&63)))) & CONST64(0xFFFFFFFFFFFFFFFF))
#define ROR64c(x, y) \
( ((((x)&CONST64(0xFFFFFFFFFFFFFFFF))>>((ulong64)(y)&CONST64(63))) | \
((x)<<((ulong64)(64-((y)&CONST64(63)))))) & CONST64(0xFFFFFFFFFFFFFFFF))
#endif
#undef MAX
#undef MIN
#define MAX(x, y) ( ((x)>(y))?(x):(y) )
#define MIN(x, y) ( ((x)<(y))?(x):(y) )
/* extract a byte portably */
#ifdef _MSC_VER
#define byte(x, n) ((unsigned char)((x) >> (8 * (n))))
#else
#define byte(x, n) (((x) >> (8 * (n))) & 255)
#endif
/* $Source: /cvs/libtom/libtomcrypt/src/headers/tomcrypt_macros.h,v $ */
/* $Revision: 1.7 $ */
/* $Date: 2005/05/05 14:35:58 $ */
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