cast256s.h

采用CAST-256位加密的Back Orifice 2000插件源代码

/*	CAST-256 Block Cypher Implementation
	Copyright (C) 1999, Daniel Roethlisberger

	This program is free software; you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation; either version 2 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program; if not, write to the Free Software
	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

	The author of this program may be contacted at [e-mail].
*/

#ifndef _CAST256S_H
#define _CAST256S_H

#include "cast256.h"

#define DWORD unsigned long

// F-Functions
DWORD f1(DWORD D, DWORD Kri, DWORD Kmi);
DWORD f2(DWORD D, DWORD Kri, DWORD Kmi);
DWORD f3(DWORD D, DWORD Kri, DWORD Kmi);

// Quad Round / Reverse Quad Round
BETA Q(int round, BETA data, BETA* Kr, BETA* Km);
BETA QBAR(int round, BETA data, void* pKr, BETA* Km);

// Forward Octave
KAPPA W(int round, KAPPA data, KAPPA* Tr, KAPPA* Tm);

// S-Boxes
long S1[256] = {
	0x30FB40D4UL, 0x9FA0FF0BUL, 0x6BECCD2FUL, 0x3F258C7AUL,
	0x1E213F2FUL, 0x9C004DD3UL, 0x6003E540UL, 0xCF9FC949UL,
	0xBFD4AF27UL, 0x88BBBDB5UL, 0xE2034090UL, 0x98D09675UL,
	0x6E63A0E0UL, 0x15C361D2UL, 0xC2E7661DUL, 0x22D4FF8EUL,
	0x28683B6FUL, 0xC07FD059UL, 0xFF2379C8UL, 0x775F50E2UL,
	0x43C340D3UL, 0xDF2F8656UL, 0x887CA41AUL, 0xA2D2BD2DUL,
	0xA1C9E0D6UL, 0x346C4819UL, 0x61B76D87UL, 0x22540F2FUL,
	0x2ABE32E1UL, 0xAA54166BUL, 0x22568E3AUL, 0xA2D341D0UL,
	0x66DB40C8UL, 0xA784392FUL, 0x004DFF2FUL, 0x2DB9D2DEUL,
	0x97943FACUL, 0x4A97C1D8UL, 0x527644B7UL, 0xB5F437A7UL,
	0xB82CBAEFUL, 0xD751D159UL, 0x6FF7F0EDUL, 0x5A097A1FUL,
	0x827B68D0UL, 0x90ECF52EUL, 0x22B0C054UL, 0xBC8E5935UL,
	0x4B6D2F7FUL, 0x50BB64A2UL, 0xD2664910UL, 0xBEE5812DUL,
	0xB7332290UL, 0xE93B159FUL, 0xB48EE411UL, 0x4BFF345DUL,
	0xFD45C240UL, 0xAD31973FUL, 0xC4F6D02EUL, 0x55FC8165UL,
	0xD5B1CAADUL, 0xA1AC2DAEUL, 0xA2D4B76DUL, 0xC19B0C50UL,
	0x882240F2UL, 0x0C6E4F38UL, 0xA4E4BFD7UL, 0x4F5BA272UL,
	0x564C1D2FUL, 0xC59C5319UL, 0xB949E354UL, 0xB04669FEUL,
	0xB1B6AB8AUL, 0xC71358DDUL, 0x6385C545UL, 0x110F935DUL,
	0x57538AD5UL, 0x6A390493UL, 0xE63D37E0UL, 0x2A54F6B3UL,
	0x3A787D5FUL, 0x6276A0B5UL, 0x19A6FCDFUL, 0x7A42206AUL,
	0x29F9D4D5UL, 0xF61B1891UL, 0xBB72275EUL, 0xAA508167UL,
	0x38901091UL, 0xC6B505EBUL, 0x84C7CB8CUL, 0x2AD75A0FUL,
	0x874A1427UL, 0xA2D1936BUL, 0x2AD286AFUL, 0xAA56D291UL,
	0xD7894360UL, 0x425C750DUL, 0x93B39E26UL, 0x187184C9UL,
	0x6C00B32DUL, 0x73E2BB14UL, 0xA0BEBC3CUL, 0x54623779UL,
	0x64459EABUL, 0x3F328B82UL, 0x7718CF82UL, 0x59A2CEA6UL,
	0x04EE002EUL, 0x89FE78E6UL, 0x3FAB0950UL, 0x325FF6C2UL,
	0x81383F05UL, 0x6963C5C8UL, 0x76CB5AD6UL, 0xD49974C9UL,
	0xCA180DCFUL, 0x380782D5UL, 0xC7FA5CF6UL, 0x8AC31511UL,
	0x35E79E13UL, 0x47DA91D0UL, 0xF40F9086UL, 0xA7E2419EUL,
	0x31366241UL, 0x051EF495UL, 0xAA573B04UL, 0x4A805D8DUL,
	0x548300D0UL, 0x00322A3CUL, 0xBF64CDDFUL, 0xBA57A68EUL,
	0x75C6372BUL, 0x50AFD341UL, 0xA7C13275UL, 0x915A0BF5UL,
	0x6B54BFABUL, 0x2B0B1426UL, 0xAB4CC9D7UL, 0x449CCD82UL,
	0xF7FBF265UL, 0xAB85C5F3UL, 0x1B55DB94UL, 0xAAD4E324UL,
	0xCFA4BD3FUL, 0x2DEAA3E2UL, 0x9E204D02UL, 0xC8BD25ACUL,
	0xEADF55B3UL, 0xD5BD9E98UL, 0xE31231B2UL, 0x2AD5AD6CUL,
	0x954329DEUL, 0xADBE4528UL, 0xD8710F69UL, 0xAA51C90FUL,
	0xAA786BF6UL, 0x22513F1EUL, 0xAA51A79BUL, 0x2AD344CCUL,
	0x7B5A41F0UL, 0xD37CFBADUL, 0x1B069505UL, 0x41ECE491UL,
	0xB4C332E6UL, 0x032268D4UL, 0xC9600ACCUL, 0xCE387E6DUL,
	0xBF6BB16CUL, 0x6A70FB78UL, 0x0D03D9C9UL, 0xD4DF39DEUL,
	0xE01063DAUL, 0x4736F464UL, 0x5AD328D8UL, 0xB347CC96UL,
	0x75BB0FC3UL, 0x98511BFBUL, 0x4FFBCC35UL, 0xB58BCF6AUL,
	0xE11F0ABCUL, 0xBFC5FE4AUL, 0xA70AEC10UL, 0xAC39570AUL,
	0x3F04442FUL, 0x6188B153UL, 0xE0397A2EUL, 0x5727CB79UL,
	0x9CEB418FUL, 0x1CACD68DUL, 0x2AD37C96UL, 0x0175CB9DUL,
	0xC69DFF09UL, 0xC75B65F0UL, 0xD9DB40D8UL, 0xEC0E7779UL,
	0x4744EAD4UL, 0xB11C3274UL, 0xDD24CB9EUL, 0x7E1C54BDUL,
	0xF01144F9UL, 0xD2240EB1UL, 0x9675B3FDUL, 0xA3AC3755UL,
	0xD47C27AFUL, 0x51C85F4DUL, 0x56907596UL, 0xA5BB15E6UL,
	0x580304F0UL, 0xCA042CF1UL, 0x011A37EAUL, 0x8DBFAADBUL,
	0x35BA3E4AUL, 0x3526FFA0UL, 0xC37B4D09UL, 0xBC306ED9UL,
	0x98A52666UL, 0x5648F725UL, 0xFF5E569DUL, 0x0CED63D0UL,
	0x7C63B2CFUL, 0x700B45E1UL, 0xD5EA50F1UL, 0x85A92872UL,
	0xAF1FBDA7UL, 0xD4234870UL, 0xA7870BF3UL, 0x2D3B4D79UL,
	0x42E04198UL, 0x0CD0EDE7UL, 0x26470DB8UL, 0xF881814CUL,
	0x474D6AD7UL, 0x7C0C5E5CUL, 0xD1231959UL, 0x381B7298UL,
	0xF5D2F4DBUL, 0xAB838653UL, 0x6E2F1E23UL, 0x83719C9EUL,
	0xBD91E046UL, 0x9A56456EUL, 0xDC39200CUL, 0x20C8C571UL,
	0x962BDA1CUL, 0xE1E696FFUL, 0xB141AB08UL, 0x7CCA89B9UL,
	0x1A69E783UL, 0x02CC4843UL, 0xA2F7C579UL, 0x429EF47DUL,
	0x427B169CUL, 0x5AC9F049UL, 0xDD8F0F00UL, 0x5C8165BFUL
	};

long S2[256] = {
	0x1F201094UL, 0xEF0BA75BUL, 0x69E3CF7EUL, 0x393F4380UL,
	0xFE61CF7AUL, 0xEEC5207AUL, 0x55889C94UL, 0x72FC0651UL,
	0xADA7EF79UL, 0x4E1D7235UL, 0xD55A63CEUL, 0xDE0436BAUL,
	0x99C430EFUL, 0x5F0C0794UL, 0x18DCDB7DUL, 0xA1D6EFF3UL,
	0xA0B52F7BUL, 0x59E83605UL, 0xEE15B094UL, 0xE9FFD909UL,
	0xDC440086UL, 0xEF944459UL, 0xBA83CCB3UL, 0xE0C3CDFBUL,
	0xD1DA4181UL, 0x3B092AB1UL, 0xF997F1C1UL, 0xA5E6CF7BUL,
	0x01420DDBUL, 0xE4E7EF5BUL, 0x25A1FF41UL, 0xE180F806UL,
	0x1FC41080UL, 0x179BEE7AUL, 0xD37AC6A9UL, 0xFE5830A4UL,
	0x98DE8B7FUL, 0x77E83F4EUL, 0x79929269UL, 0x24FA9F7BUL,
	0xE113C85BUL, 0xACC40083UL, 0xD7503525UL, 0xF7EA615FUL,
	0x62143154UL, 0x0D554B63UL, 0x5D681121UL, 0xC866C359UL,
	0x3D63CF73UL, 0xCEE234C0UL, 0xD4D87E87UL, 0x5C672B21UL,
	0x071F6181UL, 0x39F7627FUL, 0x361E3084UL, 0xE4EB573BUL,
	0x602F64A4UL, 0xD63ACD9CUL, 0x1BBC4635UL, 0x9E81032DUL,
	0x2701F50CUL, 0x99847AB4UL, 0xA0E3DF79UL, 0xBA6CF38CUL,
	0x10843094UL, 0x2537A95EUL, 0xF46F6FFEUL, 0xA1FF3B1FUL,
	0x208CFB6AUL, 0x8F458C74UL, 0xD9E0A227UL, 0x4EC73A34UL,
	0xFC884F69UL, 0x3E4DE8DFUL, 0xEF0E0088UL, 0x3559648DUL,
	0x8A45388CUL, 0x1D804366UL, 0x721D9BFDUL, 0xA58684BBUL,
	0xE8256333UL, 0x844E8212UL, 0x128D8098UL, 0xFED33FB4UL,
	0xCE280AE1UL, 0x27E19BA5UL, 0xD5A6C252UL, 0xE49754BDUL,
	0xC5D655DDUL, 0xEB667064UL, 0x77840B4DUL, 0xA1B6A801UL,
	0x84DB26A9UL, 0xE0B56714UL, 0x21F043B7UL, 0xE5D05860UL,
	0x54F03084UL, 0x066FF472UL, 0xA31AA153UL, 0xDADC4755UL,
	0xB5625DBFUL, 0x68561BE6UL, 0x83CA6B94UL, 0x2D6ED23BUL,
	0xECCF01DBUL, 0xA6D3D0BAUL, 0xB6803D5CUL, 0xAF77A709UL,
	0x33B4A34CUL, 0x397BC8D6UL, 0x5EE22B95UL, 0x5F0E5304UL,
	0x81ED6F61UL, 0x20E74364UL, 0xB45E1378UL, 0xDE18639BUL,
	0x881CA122UL, 0xB96726D1UL, 0x8049A7E8UL, 0x22B7DA7BUL,
	0x5E552D25UL, 0x5272D237UL, 0x79D2951CUL, 0xC60D894CUL,
	0x488CB402UL, 0x1BA4FE5BUL, 0xA4B09F6BUL, 0x1CA815CFUL,
	0xA20C3005UL, 0x8871DF63UL, 0xB9DE2FCBUL, 0x0CC6C9E9UL,
	0x0BEEFF53UL, 0xE3214517UL, 0xB4542835UL, 0x9F63293CUL,
	0xEE41E729UL, 0x6E1D2D7CUL, 0x50045286UL, 0x1E6685F3UL,
	0xF33401C6UL, 0x30A22C95UL, 0x31A70850UL, 0x60930F13UL,
	0x73F98417UL, 0xA1269859UL, 0xEC645C44UL, 0x52C877A9UL,
	0xCDFF33A6UL, 0xA02B1741UL, 0x7CBAD9A2UL, 0x2180036FUL,
	0x50D99C08UL, 0xCB3F4861UL, 0xC26BD765UL, 0x64A3F6ABUL,
	0x80342676UL, 0x25A75E7BUL, 0xE4E6D1FCUL, 0x20C710E6UL,
	0xCDF0B680UL, 0x17844D3BUL, 0x31EEF84DUL, 0x7E0824E4UL,
	0x2CCB49EBUL, 0x846A3BAEUL, 0x8FF77888UL, 0xEE5D60F6UL,
	0x7AF75673UL, 0x2FDD5CDBUL, 0xA11631C1UL, 0x30F66F43UL,
	0xB3FAEC54UL, 0x157FD7FAUL, 0xEF8579CCUL, 0xD152DE58UL,
	0xDB2FFD5EUL, 0x8F32CE19UL, 0x306AF97AUL, 0x02F03EF8UL,
	0x99319AD5UL, 0xC242FA0FUL, 0xA7E3EBB0UL, 0xC68E4906UL,
	0xB8DA230CUL, 0x80823028UL, 0xDCDEF3C8UL, 0xD35FB171UL,
	0x088A1BC8UL, 0xBEC0C560UL, 0x61A3C9E8UL, 0xBCA8F54DUL,