/* * Copyright (c) 2012 Apple Computer, Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ #ifndef _CRYPTO_DES_H #define _CRYPTO_DES_H #ifdef __cplusplus extern "C" { #endif #include <corecrypto/ccmode.h> #include <corecrypto/ccdes.h> #include <corecrypto/ccn.h> /* must be 32bit quantity */ #define DES_LONG u_int32_t typedef unsigned char des_cblock[8]; /* Unholy hack: this is currently the size for the only implementation of DES in corecrypto */ #define DES_ECB_CTX_MAX_SIZE (64*4) #define DES3_ECB_CTX_MAX_SIZE (64*4*3) typedef struct{ ccecb_ctx_decl(DES_ECB_CTX_MAX_SIZE, enc); ccecb_ctx_decl(DES_ECB_CTX_MAX_SIZE, dec); } des_ecb_key_schedule; typedef struct{ ccecb_ctx_decl(DES3_ECB_CTX_MAX_SIZE, enc); ccecb_ctx_decl(DES3_ECB_CTX_MAX_SIZE, dec); } des3_ecb_key_schedule; /* Only here for backward compatibility with smb kext */ typedef des_ecb_key_schedule des_key_schedule[1]; #define des_set_key des_ecb_key_sched #define DES_ENCRYPT 1 #define DES_DECRYPT 0 /* Single DES ECB - 1 block */ int des_ecb_key_sched(des_cblock *key, des_ecb_key_schedule *ks); void des_ecb_encrypt(des_cblock *in, des_cblock *out, des_ecb_key_schedule *ks, int encrypt); /* Triple DES ECB - 1 block */ int des3_ecb_key_sched(des_cblock *key, des3_ecb_key_schedule *ks); void des3_ecb_encrypt(des_cblock *block, des_cblock *, des3_ecb_key_schedule *ks, int encrypt); int des_is_weak_key(des_cblock *key); #ifdef __cplusplus } #endif #endif