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#undef c2l 11e1051a39Sopenharmony_ci#define c2l(c,l) (l =((unsigned long)(*((c)++))) , \ 12e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))<< 8L, \ 13e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))<<16L, \ 14e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))<<24L) 15e1051a39Sopenharmony_ci 16e1051a39Sopenharmony_ci/* NOTE - c is not incremented as per c2l */ 17e1051a39Sopenharmony_ci#undef c2ln 18e1051a39Sopenharmony_ci#define c2ln(c,l1,l2,n) { \ 19e1051a39Sopenharmony_ci c+=n; \ 20e1051a39Sopenharmony_ci l1=l2=0; \ 21e1051a39Sopenharmony_ci switch (n) { \ 22e1051a39Sopenharmony_ci case 8: l2 =((unsigned long)(*(--(c))))<<24L; \ 23e1051a39Sopenharmony_ci /* fall thru */ \ 24e1051a39Sopenharmony_ci case 7: l2|=((unsigned long)(*(--(c))))<<16L; \ 25e1051a39Sopenharmony_ci /* fall thru */ \ 26e1051a39Sopenharmony_ci case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \ 27e1051a39Sopenharmony_ci /* fall thru */ \ 28e1051a39Sopenharmony_ci case 5: l2|=((unsigned long)(*(--(c)))); \ 29e1051a39Sopenharmony_ci /* fall thru */ \ 30e1051a39Sopenharmony_ci case 4: l1 =((unsigned long)(*(--(c))))<<24L; \ 31e1051a39Sopenharmony_ci /* fall thru */ \ 32e1051a39Sopenharmony_ci case 3: l1|=((unsigned long)(*(--(c))))<<16L; \ 33e1051a39Sopenharmony_ci /* fall thru */ \ 34e1051a39Sopenharmony_ci case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \ 35e1051a39Sopenharmony_ci /* fall thru */ \ 36e1051a39Sopenharmony_ci case 1: l1|=((unsigned long)(*(--(c)))); \ 37e1051a39Sopenharmony_ci } \ 38e1051a39Sopenharmony_ci } 39e1051a39Sopenharmony_ci 40e1051a39Sopenharmony_ci#undef l2c 41e1051a39Sopenharmony_ci#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ 42e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ 43e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ 44e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l)>>24L)&0xff)) 45e1051a39Sopenharmony_ci 46e1051a39Sopenharmony_ci/* NOTE - c is not incremented as per l2c */ 47e1051a39Sopenharmony_ci#undef l2cn 48e1051a39Sopenharmony_ci#define l2cn(l1,l2,c,n) { \ 49e1051a39Sopenharmony_ci c+=n; \ 50e1051a39Sopenharmony_ci switch (n) { \ 51e1051a39Sopenharmony_ci case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \ 52e1051a39Sopenharmony_ci /* fall thru */ \ 53e1051a39Sopenharmony_ci case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \ 54e1051a39Sopenharmony_ci /* fall thru */ \ 55e1051a39Sopenharmony_ci case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \ 56e1051a39Sopenharmony_ci /* fall thru */ \ 57e1051a39Sopenharmony_ci case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ 58e1051a39Sopenharmony_ci /* fall thru */ \ 59e1051a39Sopenharmony_ci case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \ 60e1051a39Sopenharmony_ci /* fall thru */ \ 61e1051a39Sopenharmony_ci case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \ 62e1051a39Sopenharmony_ci /* fall thru */ \ 63e1051a39Sopenharmony_ci case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \ 64e1051a39Sopenharmony_ci /* fall thru */ \ 65e1051a39Sopenharmony_ci case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ 66e1051a39Sopenharmony_ci } \ 67e1051a39Sopenharmony_ci } 68e1051a39Sopenharmony_ci 69e1051a39Sopenharmony_ci/* NOTE - c is not incremented as per n2l */ 70e1051a39Sopenharmony_ci#define n2ln(c,l1,l2,n) { \ 71e1051a39Sopenharmony_ci c+=n; \ 72e1051a39Sopenharmony_ci l1=l2=0; \ 73e1051a39Sopenharmony_ci switch (n) { \ 74e1051a39Sopenharmony_ci case 8: l2 =((unsigned long)(*(--(c)))) ; \ 75e1051a39Sopenharmony_ci /* fall thru */ \ 76e1051a39Sopenharmony_ci case 7: l2|=((unsigned long)(*(--(c))))<< 8; \ 77e1051a39Sopenharmony_ci /* fall thru */ \ 78e1051a39Sopenharmony_ci case 6: l2|=((unsigned long)(*(--(c))))<<16; \ 79e1051a39Sopenharmony_ci /* fall thru */ \ 80e1051a39Sopenharmony_ci case 5: l2|=((unsigned long)(*(--(c))))<<24; \ 81e1051a39Sopenharmony_ci /* fall thru */ \ 82e1051a39Sopenharmony_ci case 4: l1 =((unsigned long)(*(--(c)))) ; \ 83e1051a39Sopenharmony_ci /* fall thru */ \ 84e1051a39Sopenharmony_ci case 3: l1|=((unsigned long)(*(--(c))))<< 8; \ 85e1051a39Sopenharmony_ci /* fall thru */ \ 86e1051a39Sopenharmony_ci case 2: l1|=((unsigned long)(*(--(c))))<<16; \ 87e1051a39Sopenharmony_ci /* fall thru */ \ 88e1051a39Sopenharmony_ci case 1: l1|=((unsigned long)(*(--(c))))<<24; \ 89e1051a39Sopenharmony_ci } \ 90e1051a39Sopenharmony_ci } 91e1051a39Sopenharmony_ci 92e1051a39Sopenharmony_ci/* NOTE - c is not incremented as per l2n */ 93e1051a39Sopenharmony_ci#define l2nn(l1,l2,c,n) { \ 94e1051a39Sopenharmony_ci c+=n; \ 95e1051a39Sopenharmony_ci switch (n) { \ 96e1051a39Sopenharmony_ci case 8: *(--(c))=(unsigned char)(((l2) )&0xff); \ 97e1051a39Sopenharmony_ci /* fall thru */ \ 98e1051a39Sopenharmony_ci case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ 99e1051a39Sopenharmony_ci /* fall thru */ \ 100e1051a39Sopenharmony_ci case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ 101e1051a39Sopenharmony_ci /* fall thru */ \ 102e1051a39Sopenharmony_ci case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ 103e1051a39Sopenharmony_ci /* fall thru */ \ 104e1051a39Sopenharmony_ci case 4: *(--(c))=(unsigned char)(((l1) )&0xff); \ 105e1051a39Sopenharmony_ci /* fall thru */ \ 106e1051a39Sopenharmony_ci case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ 107e1051a39Sopenharmony_ci /* fall thru */ \ 108e1051a39Sopenharmony_ci case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ 109e1051a39Sopenharmony_ci /* fall thru */ \ 110e1051a39Sopenharmony_ci case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ 111e1051a39Sopenharmony_ci } \ 112e1051a39Sopenharmony_ci } 113e1051a39Sopenharmony_ci 114e1051a39Sopenharmony_ci#undef n2l 115e1051a39Sopenharmony_ci#define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24L, \ 116e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))<<16L, \ 117e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))<< 8L, \ 118e1051a39Sopenharmony_ci l|=((unsigned long)(*((c)++)))) 119e1051a39Sopenharmony_ci 120e1051a39Sopenharmony_ci#undef l2n 121e1051a39Sopenharmony_ci#define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \ 122e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ 123e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ 124e1051a39Sopenharmony_ci *((c)++)=(unsigned char)(((l) )&0xff)) 125e1051a39Sopenharmony_ci 126e1051a39Sopenharmony_ci#define C_RC2(n) \ 127e1051a39Sopenharmony_ci t=(x0+(x1& ~x3)+(x2&x3)+ *(p0++))&0xffff; \ 128e1051a39Sopenharmony_ci x0=(t<<1)|(t>>15); \ 129e1051a39Sopenharmony_ci t=(x1+(x2& ~x0)+(x3&x0)+ *(p0++))&0xffff; \ 130e1051a39Sopenharmony_ci x1=(t<<2)|(t>>14); \ 131e1051a39Sopenharmony_ci t=(x2+(x3& ~x1)+(x0&x1)+ *(p0++))&0xffff; \ 132e1051a39Sopenharmony_ci x2=(t<<3)|(t>>13); \ 133e1051a39Sopenharmony_ci t=(x3+(x0& ~x2)+(x1&x2)+ *(p0++))&0xffff; \ 134e1051a39Sopenharmony_ci x3=(t<<5)|(t>>11); 135