1e1051a39Sopenharmony_ci/* 2e1051a39Sopenharmony_ci * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. 3e1051a39Sopenharmony_ci * 4e1051a39Sopenharmony_ci * Licensed under the Apache License 2.0 (the "License"). You may not use 5e1051a39Sopenharmony_ci * this file except in compliance with the License. You can obtain a copy 6e1051a39Sopenharmony_ci * in the file LICENSE in the source distribution or at 7e1051a39Sopenharmony_ci * https://www.openssl.org/source/license.html 8e1051a39Sopenharmony_ci */ 9e1051a39Sopenharmony_ci 10e1051a39Sopenharmony_ci#include <stdlib.h> 11e1051a39Sopenharmony_ci 12e1051a39Sopenharmony_ci#undef c2l 13e1051a39Sopenharmony_ci#define c2l(c,l) (l =((unsigned long)(*((c)++))) , \ 14e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))<< 8L, \ 15e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))<<16L, \ 16e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))<<24L) 17e1051a39Sopenharmony_ci 18e1051a39Sopenharmony_ci/* NOTE - c is not incremented as per c2l */ 19e1051a39Sopenharmony_ci#undef c2ln 20e1051a39Sopenharmony_ci#define c2ln(c,l1,l2,n) { \ 21e1051a39Sopenharmony_ci c+=n; \ 22e1051a39Sopenharmony_ci l1=l2=0; \ 23e1051a39Sopenharmony_ci switch (n) { \ 24e1051a39Sopenharmony_ci case 8: l2 =((unsigned long)(*(--(c))))<<24L; \ 25e1051a39Sopenharmony_ci /* fall thru */ \ 26e1051a39Sopenharmony_ci case 7: l2|=((unsigned long)(*(--(c))))<<16L; \ 27e1051a39Sopenharmony_ci /* fall thru */ \ 28e1051a39Sopenharmony_ci case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \ 29e1051a39Sopenharmony_ci /* fall thru */ \ 30e1051a39Sopenharmony_ci case 5: l2|=((unsigned long)(*(--(c)))); \ 31e1051a39Sopenharmony_ci /* fall thru */ \ 32e1051a39Sopenharmony_ci case 4: l1 =((unsigned long)(*(--(c))))<<24L; \ 33e1051a39Sopenharmony_ci /* fall thru */ \ 34e1051a39Sopenharmony_ci case 3: l1|=((unsigned long)(*(--(c))))<<16L; \ 35e1051a39Sopenharmony_ci /* fall thru */ \ 36e1051a39Sopenharmony_ci case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \ 37e1051a39Sopenharmony_ci /* fall thru */ \ 38e1051a39Sopenharmony_ci case 1: l1|=((unsigned long)(*(--(c)))); \ 39e1051a39Sopenharmony_ci } \ 40e1051a39Sopenharmony_ci } 41e1051a39Sopenharmony_ci 42e1051a39Sopenharmony_ci#undef l2c 43e1051a39Sopenharmony_ci#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ 44e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ 45e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ 46e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l)>>24L)&0xff)) 47e1051a39Sopenharmony_ci 48e1051a39Sopenharmony_ci/* NOTE - c is not incremented as per l2c */ 49e1051a39Sopenharmony_ci#undef l2cn 50e1051a39Sopenharmony_ci#define l2cn(l1,l2,c,n) { \ 51e1051a39Sopenharmony_ci c+=n; \ 52e1051a39Sopenharmony_ci switch (n) { \ 53e1051a39Sopenharmony_ci case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \ 54e1051a39Sopenharmony_ci /* fall thru */ \ 55e1051a39Sopenharmony_ci case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \ 56e1051a39Sopenharmony_ci /* fall thru */ \ 57e1051a39Sopenharmony_ci case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \ 58e1051a39Sopenharmony_ci /* fall thru */ \ 59e1051a39Sopenharmony_ci case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ 60e1051a39Sopenharmony_ci /* fall thru */ \ 61e1051a39Sopenharmony_ci case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \ 62e1051a39Sopenharmony_ci /* fall thru */ \ 63e1051a39Sopenharmony_ci case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \ 64e1051a39Sopenharmony_ci /* fall thru */ \ 65e1051a39Sopenharmony_ci case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \ 66e1051a39Sopenharmony_ci /* fall thru */ \ 67e1051a39Sopenharmony_ci case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ 68e1051a39Sopenharmony_ci } \ 69e1051a39Sopenharmony_ci } 70e1051a39Sopenharmony_ci 71e1051a39Sopenharmony_ci/* NOTE - c is not incremented as per n2l */ 72e1051a39Sopenharmony_ci#define n2ln(c,l1,l2,n) { \ 73e1051a39Sopenharmony_ci c+=n; \ 74e1051a39Sopenharmony_ci l1=l2=0; \ 75e1051a39Sopenharmony_ci switch (n) { \ 76e1051a39Sopenharmony_ci case 8: l2 =((unsigned long)(*(--(c)))) ; \ 77e1051a39Sopenharmony_ci /* fall thru */ \ 78e1051a39Sopenharmony_ci case 7: l2|=((unsigned long)(*(--(c))))<< 8; \ 79e1051a39Sopenharmony_ci /* fall thru */ \ 80e1051a39Sopenharmony_ci case 6: l2|=((unsigned long)(*(--(c))))<<16; \ 81e1051a39Sopenharmony_ci /* fall thru */ \ 82e1051a39Sopenharmony_ci case 5: l2|=((unsigned long)(*(--(c))))<<24; \ 83e1051a39Sopenharmony_ci /* fall thru */ \ 84e1051a39Sopenharmony_ci case 4: l1 =((unsigned long)(*(--(c)))) ; \ 85e1051a39Sopenharmony_ci /* fall thru */ \ 86e1051a39Sopenharmony_ci case 3: l1|=((unsigned long)(*(--(c))))<< 8; \ 87e1051a39Sopenharmony_ci /* fall thru */ \ 88e1051a39Sopenharmony_ci case 2: l1|=((unsigned long)(*(--(c))))<<16; \ 89e1051a39Sopenharmony_ci /* fall thru */ \ 90e1051a39Sopenharmony_ci case 1: l1|=((unsigned long)(*(--(c))))<<24; \ 91e1051a39Sopenharmony_ci } \ 92e1051a39Sopenharmony_ci } 93e1051a39Sopenharmony_ci 94e1051a39Sopenharmony_ci/* NOTE - c is not incremented as per l2n */ 95e1051a39Sopenharmony_ci#define l2nn(l1,l2,c,n) { \ 96e1051a39Sopenharmony_ci c+=n; \ 97e1051a39Sopenharmony_ci switch (n) { \ 98e1051a39Sopenharmony_ci case 8: *(--(c))=(unsigned char)(((l2) )&0xff); \ 99e1051a39Sopenharmony_ci /* fall thru */ \ 100e1051a39Sopenharmony_ci case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ 101e1051a39Sopenharmony_ci /* fall thru */ \ 102e1051a39Sopenharmony_ci case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ 103e1051a39Sopenharmony_ci /* fall thru */ \ 104e1051a39Sopenharmony_ci case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ 105e1051a39Sopenharmony_ci /* fall thru */ \ 106e1051a39Sopenharmony_ci case 4: *(--(c))=(unsigned char)(((l1) )&0xff); \ 107e1051a39Sopenharmony_ci /* fall thru */ \ 108e1051a39Sopenharmony_ci case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ 109e1051a39Sopenharmony_ci /* fall thru */ \ 110e1051a39Sopenharmony_ci case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ 111e1051a39Sopenharmony_ci /* fall thru */ \ 112e1051a39Sopenharmony_ci case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ 113e1051a39Sopenharmony_ci } \ 114e1051a39Sopenharmony_ci } 115e1051a39Sopenharmony_ci 116e1051a39Sopenharmony_ci#undef n2l 117e1051a39Sopenharmony_ci#define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24L, \ 118e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))<<16L, \ 119e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))<< 8L, \ 120e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))) 121e1051a39Sopenharmony_ci 122e1051a39Sopenharmony_ci#undef l2n 123e1051a39Sopenharmony_ci#define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \ 124e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ 125e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ 126e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l) )&0xff)) 127e1051a39Sopenharmony_ci 128e1051a39Sopenharmony_ci#if (defined(OPENSSL_SYS_WIN32) && defined(_MSC_VER)) 129e1051a39Sopenharmony_ci# define ROTATE_l32(a,n) _lrotl(a,n) 130e1051a39Sopenharmony_ci# define ROTATE_r32(a,n) _lrotr(a,n) 131e1051a39Sopenharmony_ci#elif defined(__ICC) 132e1051a39Sopenharmony_ci# define ROTATE_l32(a,n) _rotl(a,n) 133e1051a39Sopenharmony_ci# define ROTATE_r32(a,n) _rotr(a,n) 134e1051a39Sopenharmony_ci#elif defined(__GNUC__) && __GNUC__>=2 && !defined(__STRICT_ANSI__) && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM) && !defined(PEDANTIC) 135e1051a39Sopenharmony_ci# if defined(__i386) || defined(__i386__) || defined(__x86_64) || defined(__x86_64__) 136e1051a39Sopenharmony_ci# define ROTATE_l32(a,n) ({ register unsigned int ret; \ 137e1051a39Sopenharmony_ci asm ("roll %%cl,%0" \ 138e1051a39Sopenharmony_ci : "=r"(ret) \ 139e1051a39Sopenharmony_ci : "c"(n),"0"((unsigned int)(a)) \ 140e1051a39Sopenharmony_ci : "cc"); \ 141e1051a39Sopenharmony_ci ret; \ 142e1051a39Sopenharmony_ci }) 143e1051a39Sopenharmony_ci# define ROTATE_r32(a,n) ({ register unsigned int ret; \ 144e1051a39Sopenharmony_ci asm ("rorl %%cl,%0" \ 145e1051a39Sopenharmony_ci : "=r"(ret) \ 146e1051a39Sopenharmony_ci : "c"(n),"0"((unsigned int)(a)) \ 147e1051a39Sopenharmony_ci : "cc"); \ 148e1051a39Sopenharmony_ci ret; \ 149e1051a39Sopenharmony_ci }) 150e1051a39Sopenharmony_ci# endif 151e1051a39Sopenharmony_ci#endif 152e1051a39Sopenharmony_ci#ifndef ROTATE_l32 153e1051a39Sopenharmony_ci# define ROTATE_l32(a,n) (((a)<<(n&0x1f))|(((a)&0xffffffff)>>((32-n)&0x1f))) 154e1051a39Sopenharmony_ci#endif 155e1051a39Sopenharmony_ci#ifndef ROTATE_r32 156e1051a39Sopenharmony_ci# define ROTATE_r32(a,n) (((a)<<((32-n)&0x1f))|(((a)&0xffffffff)>>(n&0x1f))) 157e1051a39Sopenharmony_ci#endif 158e1051a39Sopenharmony_ci 159e1051a39Sopenharmony_ci#define RC5_32_MASK 0xffffffffL 160e1051a39Sopenharmony_ci 161e1051a39Sopenharmony_ci#define RC5_16_P 0xB7E1 162e1051a39Sopenharmony_ci#define RC5_16_Q 0x9E37 163e1051a39Sopenharmony_ci#define RC5_32_P 0xB7E15163L 164e1051a39Sopenharmony_ci#define RC5_32_Q 0x9E3779B9L 165e1051a39Sopenharmony_ci#define RC5_64_P 0xB7E151628AED2A6BLL 166e1051a39Sopenharmony_ci#define RC5_64_Q 0x9E3779B97F4A7C15LL 167e1051a39Sopenharmony_ci 168e1051a39Sopenharmony_ci#define E_RC5_32(a,b,s,n) \ 169e1051a39Sopenharmony_ci a^=b; \ 170e1051a39Sopenharmony_ci a=ROTATE_l32(a,b); \ 171e1051a39Sopenharmony_ci a+=s[n]; \ 172e1051a39Sopenharmony_ci a&=RC5_32_MASK; \ 173e1051a39Sopenharmony_ci b^=a; \ 174e1051a39Sopenharmony_ci b=ROTATE_l32(b,a); \ 175e1051a39Sopenharmony_ci b+=s[n+1]; \ 176e1051a39Sopenharmony_ci b&=RC5_32_MASK; 177e1051a39Sopenharmony_ci 178e1051a39Sopenharmony_ci#define D_RC5_32(a,b,s,n) \ 179e1051a39Sopenharmony_ci b-=s[n+1]; \ 180e1051a39Sopenharmony_ci b&=RC5_32_MASK; \ 181e1051a39Sopenharmony_ci b=ROTATE_r32(b,a); \ 182e1051a39Sopenharmony_ci b^=a; \ 183e1051a39Sopenharmony_ci a-=s[n]; \ 184e1051a39Sopenharmony_ci a&=RC5_32_MASK; \ 185e1051a39Sopenharmony_ci a=ROTATE_r32(a,b); \ 186e1051a39Sopenharmony_ci a^=b; 187