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openssl
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crypto
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rc2
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build.info
(108 B)
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rc2_cbc.c
(4.84 KB)
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rc2_ecb.c
(997 B)
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rc2_local.h
(7 KB)
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rc2_skey.c
(3.48 KB)
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rc2cfb64.c
(2.13 KB)
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rc2ofb64.c
(1.58 KB)
Editing: rc2_local.h
/* * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ #undef c2l #define c2l(c,l) (l =((unsigned long)(*((c)++))) , \ l|=((unsigned long)(*((c)++)))<< 8L, \ l|=((unsigned long)(*((c)++)))<<16L, \ l|=((unsigned long)(*((c)++)))<<24L) /* NOTE - c is not incremented as per c2l */ #undef c2ln #define c2ln(c,l1,l2,n) { \ c+=n; \ l1=l2=0; \ switch (n) { \ case 8: l2 =((unsigned long)(*(--(c))))<<24L; \ /* fall thru */ \ case 7: l2|=((unsigned long)(*(--(c))))<<16L; \ /* fall thru */ \ case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \ /* fall thru */ \ case 5: l2|=((unsigned long)(*(--(c)))); \ /* fall thru */ \ case 4: l1 =((unsigned long)(*(--(c))))<<24L; \ /* fall thru */ \ case 3: l1|=((unsigned long)(*(--(c))))<<16L; \ /* fall thru */ \ case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \ /* fall thru */ \ case 1: l1|=((unsigned long)(*(--(c)))); \ } \ } #undef l2c #define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ *((c)++)=(unsigned char)(((l)>>24L)&0xff)) /* NOTE - c is not incremented as per l2c */ #undef l2cn #define l2cn(l1,l2,c,n) { \ c+=n; \ switch (n) { \ case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \ /* fall thru */ \ case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \ /* fall thru */ \ case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \ /* fall thru */ \ case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ /* fall thru */ \ case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \ /* fall thru */ \ case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \ /* fall thru */ \ case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \ /* fall thru */ \ case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ } \ } /* NOTE - c is not incremented as per n2l */ #define n2ln(c,l1,l2,n) { \ c+=n; \ l1=l2=0; \ switch (n) { \ case 8: l2 =((unsigned long)(*(--(c)))) ; \ /* fall thru */ \ case 7: l2|=((unsigned long)(*(--(c))))<< 8; \ /* fall thru */ \ case 6: l2|=((unsigned long)(*(--(c))))<<16; \ /* fall thru */ \ case 5: l2|=((unsigned long)(*(--(c))))<<24; \ /* fall thru */ \ case 4: l1 =((unsigned long)(*(--(c)))) ; \ /* fall thru */ \ case 3: l1|=((unsigned long)(*(--(c))))<< 8; \ /* fall thru */ \ case 2: l1|=((unsigned long)(*(--(c))))<<16; \ /* fall thru */ \ case 1: l1|=((unsigned long)(*(--(c))))<<24; \ } \ } /* NOTE - c is not incremented as per l2n */ #define l2nn(l1,l2,c,n) { \ c+=n; \ switch (n) { \ case 8: *(--(c))=(unsigned char)(((l2) )&0xff); \ /* fall thru */ \ case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ /* fall thru */ \ case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ /* fall thru */ \ case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ /* fall thru */ \ case 4: *(--(c))=(unsigned char)(((l1) )&0xff); \ /* fall thru */ \ case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ /* fall thru */ \ case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ /* fall thru */ \ case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ } \ } #undef n2l #define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24L, \ l|=((unsigned long)(*((c)++)))<<16L, \ l|=((unsigned long)(*((c)++)))<< 8L, \ l|=((unsigned long)(*((c)++)))) #undef l2n #define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \ *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ *((c)++)=(unsigned char)(((l) )&0xff)) #define C_RC2(n) \ t=(x0+(x1& ~x3)+(x2&x3)+ *(p0++))&0xffff; \ x0=(t<<1)|(t>>15); \ t=(x1+(x2& ~x0)+(x3&x0)+ *(p0++))&0xffff; \ x1=(t<<2)|(t>>14); \ t=(x2+(x3& ~x1)+(x0&x1)+ *(p0++))&0xffff; \ x2=(t<<3)|(t>>13); \ t=(x3+(x0& ~x2)+(x1&x2)+ *(p0++))&0xffff; \ x3=(t<<5)|(t>>11);
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