2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
13 #define c2l(c,l) (l =((unsigned long)(*((c)++))) , \
14 l|=((unsigned long)(*((c)++)))<< 8L, \
15 l|=((unsigned long)(*((c)++)))<<16L, \
16 l|=((unsigned long)(*((c)++)))<<24L)
18 /* NOTE - c is not incremented as per c2l */
20 #define c2ln(c,l1,l2,n) { \
24 case 8: l2 =((unsigned long)(*(--(c))))<<24L; \
26 case 7: l2|=((unsigned long)(*(--(c))))<<16L; \
28 case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \
30 case 5: l2|=((unsigned long)(*(--(c)))); \
32 case 4: l1 =((unsigned long)(*(--(c))))<<24L; \
34 case 3: l1|=((unsigned long)(*(--(c))))<<16L; \
36 case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \
38 case 1: l1|=((unsigned long)(*(--(c)))); \
43 #define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \
44 *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
45 *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
46 *((c)++)=(unsigned char)(((l)>>24L)&0xff))
48 /* NOTE - c is not incremented as per l2c */
50 #define l2cn(l1,l2,c,n) { \
53 case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \
55 case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \
57 case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \
59 case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \
61 case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \
63 case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \
65 case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \
67 case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \
71 /* NOTE - c is not incremented as per n2l */
72 #define n2ln(c,l1,l2,n) { \
76 case 8: l2 =((unsigned long)(*(--(c)))) ; \
78 case 7: l2|=((unsigned long)(*(--(c))))<< 8; \
80 case 6: l2|=((unsigned long)(*(--(c))))<<16; \
82 case 5: l2|=((unsigned long)(*(--(c))))<<24; \
84 case 4: l1 =((unsigned long)(*(--(c)))) ; \
86 case 3: l1|=((unsigned long)(*(--(c))))<< 8; \
88 case 2: l1|=((unsigned long)(*(--(c))))<<16; \
90 case 1: l1|=((unsigned long)(*(--(c))))<<24; \
94 /* NOTE - c is not incremented as per l2n */
95 #define l2nn(l1,l2,c,n) { \
98 case 8: *(--(c))=(unsigned char)(((l2) )&0xff); \
100 case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \
102 case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \
104 case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \
106 case 4: *(--(c))=(unsigned char)(((l1) )&0xff); \
108 case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \
110 case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \
112 case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \
117 #define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24L, \
118 l|=((unsigned long)(*((c)++)))<<16L, \
119 l|=((unsigned long)(*((c)++)))<< 8L, \
120 l|=((unsigned long)(*((c)++))))
123 #define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \
124 *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
125 *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
126 *((c)++)=(unsigned char)(((l) )&0xff))
128 #if (defined(OPENSSL_SYS_WIN32) && defined(_MSC_VER))
129 # define ROTATE_l32(a,n) _lrotl(a,n)
130 # define ROTATE_r32(a,n) _lrotr(a,n)
132 # define ROTATE_l32(a,n) _rotl(a,n)
133 # define ROTATE_r32(a,n) _rotr(a,n)
134 #elif defined(__GNUC__) && __GNUC__>=2 && !defined(__STRICT_ANSI__) && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM) && !defined(PEDANTIC)
135 # if defined(__i386) || defined(__i386__) || defined(__x86_64) || defined(__x86_64__)
136 # define ROTATE_l32(a,n) ({ register unsigned int ret; \
137 asm ("roll %%cl,%0" \
139 : "c"(n),"0"((unsigned int)(a)) \
143 # define ROTATE_r32(a,n) ({ register unsigned int ret; \
144 asm ("rorl %%cl,%0" \
146 : "c"(n),"0"((unsigned int)(a)) \
153 # define ROTATE_l32(a,n) (((a)<<(n&0x1f))|(((a)&0xffffffff)>>((32-n)&0x1f)))
156 # define ROTATE_r32(a,n) (((a)<<((32-n)&0x1f))|(((a)&0xffffffff)>>(n&0x1f)))
159 #define RC5_32_MASK 0xffffffffL
161 #define RC5_16_P 0xB7E1
162 #define RC5_16_Q 0x9E37
163 #define RC5_32_P 0xB7E15163L
164 #define RC5_32_Q 0x9E3779B9L
165 #define RC5_64_P 0xB7E151628AED2A6BLL
166 #define RC5_64_Q 0x9E3779B97F4A7C15LL
168 #define E_RC5_32(a,b,s,n) \
178 #define D_RC5_32(a,b,s,n) \