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  1.   f3830c93d16a7616a69ed9876ce5c40b4e5a7679
  2.   crypto
  3.   rc5
  4.   rc5_local.h
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/*
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 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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 *
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 * Licensed under the OpenSSL license (the "License").  You may not use
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 * this file except in compliance with the License.  You can obtain a copy
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 * in the file LICENSE in the source distribution or at
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 * https://www.openssl.org/source/license.html
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 */
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#include <stdlib.h>
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#undef c2l
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#define c2l(c,l)        (l =((unsigned long)(*((c)++)))    , \
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                         l|=((unsigned long)(*((c)++)))<< 8L, \
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                         l|=((unsigned long)(*((c)++)))<<16L, \
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                         l|=((unsigned long)(*((c)++)))<<24L)
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/* NOTE - c is not incremented as per c2l */
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#undef c2ln
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#define c2ln(c,l1,l2,n) { \
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                        c+=n; \
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                        l1=l2=0; \
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                        switch (n) { \
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                        case 8: l2 =((unsigned long)(*(--(c))))<<24L; \
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                        /* fall thru */                               \
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                        case 7: l2|=((unsigned long)(*(--(c))))<<16L; \
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                        /* fall thru */                               \
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                        case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \
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                        /* fall thru */                               \
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                        case 5: l2|=((unsigned long)(*(--(c))));      \
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                        /* fall thru */                               \
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                        case 4: l1 =((unsigned long)(*(--(c))))<<24L; \
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                        /* fall thru */                               \
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                        case 3: l1|=((unsigned long)(*(--(c))))<<16L; \
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                        /* fall thru */                               \
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                        case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \
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                        /* fall thru */                               \
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                        case 1: l1|=((unsigned long)(*(--(c))));      \
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                                } \
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                        }
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#undef l2c
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#define l2c(l,c)        (*((c)++)=(unsigned char)(((l)     )&0xff), \
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                         *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
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                         *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
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                         *((c)++)=(unsigned char)(((l)>>24L)&0xff))
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/* NOTE - c is not incremented as per l2c */
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#undef l2cn
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#define l2cn(l1,l2,c,n) { \
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                        c+=n; \
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                        switch (n) { \
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                        case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \
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                        /* fall thru */                                     \
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                        case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \
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                        /* fall thru */                                     \
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                        case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \
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                        /* fall thru */                                     \
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                        case 5: *(--(c))=(unsigned char)(((l2)     )&0xff); \
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                        /* fall thru */                                     \
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                        case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \
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                        /* fall thru */                                     \
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                        case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \
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                        /* fall thru */                                     \
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                        case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \
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                        /* fall thru */                                     \
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                        case 1: *(--(c))=(unsigned char)(((l1)     )&0xff); \
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                                } \
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                        }
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/* NOTE - c is not incremented as per n2l */
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#define n2ln(c,l1,l2,n) { \
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                        c+=n; \
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                        l1=l2=0; \
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                        switch (n) { \
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                        case 8: l2 =((unsigned long)(*(--(c))))    ; \
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                        /* fall thru */                              \
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                        case 7: l2|=((unsigned long)(*(--(c))))<< 8; \
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                        /* fall thru */                              \
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                        case 6: l2|=((unsigned long)(*(--(c))))<<16; \
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                        /* fall thru */                              \
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                        case 5: l2|=((unsigned long)(*(--(c))))<<24; \
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                        /* fall thru */                              \
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                        case 4: l1 =((unsigned long)(*(--(c))))    ; \
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                        /* fall thru */                              \
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                        case 3: l1|=((unsigned long)(*(--(c))))<< 8; \
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                        /* fall thru */                              \
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                        case 2: l1|=((unsigned long)(*(--(c))))<<16; \
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                        /* fall thru */                              \
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                        case 1: l1|=((unsigned long)(*(--(c))))<<24; \
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                                } \
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                        }
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/* NOTE - c is not incremented as per l2n */
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#define l2nn(l1,l2,c,n) { \
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                        c+=n; \
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                        switch (n) { \
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                        case 8: *(--(c))=(unsigned char)(((l2)    )&0xff); \
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                        /* fall thru */                                    \
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                        case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \
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                        /* fall thru */                                    \
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                        case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \
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                        /* fall thru */                                    \
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                        case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \
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                        /* fall thru */                                    \
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                        case 4: *(--(c))=(unsigned char)(((l1)    )&0xff); \
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                        /* fall thru */                                    \
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                        case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \
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                        /* fall thru */                                    \
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                        case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \
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                        /* fall thru */                                    \
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                        case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \
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                                } \
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                        }
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#undef n2l
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#define n2l(c,l)        (l =((unsigned long)(*((c)++)))<<24L, \
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                         l|=((unsigned long)(*((c)++)))<<16L, \
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                         l|=((unsigned long)(*((c)++)))<< 8L, \
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                         l|=((unsigned long)(*((c)++))))
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#undef l2n
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#define l2n(l,c)        (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \
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                         *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
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                         *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
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                         *((c)++)=(unsigned char)(((l)     )&0xff))
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#if (defined(OPENSSL_SYS_WIN32) && defined(_MSC_VER))
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# define ROTATE_l32(a,n)     _lrotl(a,n)
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# define ROTATE_r32(a,n)     _lrotr(a,n)
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#elif defined(__ICC)
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# define ROTATE_l32(a,n)     _rotl(a,n)
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# define ROTATE_r32(a,n)     _rotr(a,n)
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#elif defined(__GNUC__) && __GNUC__>=2 && !defined(__STRICT_ANSI__) && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM) && !defined(PEDANTIC)
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# if defined(__i386) || defined(__i386__) || defined(__x86_64) || defined(__x86_64__)
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#  define ROTATE_l32(a,n)       ({ register unsigned int ret;   \
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                                        asm ("roll %%cl,%0"     \
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                                                : "=r"(ret)     \
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                                                : "c"(n),"0"((unsigned int)(a)) \
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                                                : "cc");        \
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                                        ret;                    \
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                                })
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#  define ROTATE_r32(a,n)       ({ register unsigned int ret;   \
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                                        asm ("rorl %%cl,%0"     \
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                                                : "=r"(ret)     \
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                                                : "c"(n),"0"((unsigned int)(a)) \
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                                                : "cc");        \
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                                        ret;                    \
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                                })
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# endif
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#endif
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#ifndef ROTATE_l32
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# define ROTATE_l32(a,n)     (((a)<<(n&0x1f))|(((a)&0xffffffff)>>((32-n)&0x1f)))
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#endif
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#ifndef ROTATE_r32
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# define ROTATE_r32(a,n)     (((a)<<((32-n)&0x1f))|(((a)&0xffffffff)>>(n&0x1f)))
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#endif
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#define RC5_32_MASK     0xffffffffL
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#define RC5_16_P        0xB7E1
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#define RC5_16_Q        0x9E37
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#define RC5_32_P        0xB7E15163L
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#define RC5_32_Q        0x9E3779B9L
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#define RC5_64_P        0xB7E151628AED2A6BLL
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#define RC5_64_Q        0x9E3779B97F4A7C15LL
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#define E_RC5_32(a,b,s,n) \
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        a^=b; \
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        a=ROTATE_l32(a,b); \
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        a+=s[n]; \
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        a&=RC5_32_MASK; \
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        b^=a; \
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        b=ROTATE_l32(b,a); \
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        b+=s[n+1]; \
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        b&=RC5_32_MASK;
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#define D_RC5_32(a,b,s,n) \
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        b-=s[n+1]; \
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        b&=RC5_32_MASK; \
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        b=ROTATE_r32(b,a); \
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        b^=a; \
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        a-=s[n]; \
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        a&=RC5_32_MASK; \
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        a=ROTATE_r32(a,b); \
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        a^=b;

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