18d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 28d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * DES and 3DES-EDE ciphers 38d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Copyright (c) 2006-2009, Jouni Malinen <j@w1.fi> 48d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 5c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * This software may be distributed under the terms of the BSD license. 6c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * See README for more details. 78d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 88d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 98d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef DES_I_H 108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define DES_I_H 118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct des3_key_s { 138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 ek[3][32]; 148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 dk[3][32]; 158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid des_key_setup(const u8 *key, u32 *ek, u32 *dk); 188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid des_block_encrypt(const u8 *plain, const u32 *ek, u8 *crypt); 198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid des_block_decrypt(const u8 *crypt, const u32 *dk, u8 *plain); 208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid des3_key_setup(const u8 *key, struct des3_key_s *dkey); 228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid des3_encrypt(const u8 *plain, const struct des3_key_s *key, u8 *crypt); 238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid des3_decrypt(const u8 *crypt, const struct des3_key_s *key, u8 *plain); 248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* DES_I_H */ 26