gecko-dev/security/nss/lib/freebl/des.h
Brian Smith 12f6bbbff2 Bug 795972: Upgrade NSS to NSS_3_14_BETA1, r=me
--HG--
rename : security/nss/lib/freebl/sechash.h => security/nss/lib/cryptohi/sechash.h
rename : security/nss/lib/softoken/secmodt.h => security/nss/lib/pk11wrap/secmodt.h
rename : security/nss/lib/freebl/hasht.h => security/nss/lib/util/hasht.h
extra : rebase_source : 7da6cd73ca2605a261085ad7fb3b90315e38ad6b
2012-10-01 11:02:15 -07:00

44 lines
1.0 KiB
C

/*
* des.h
*
* header file for DES-150 library
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef _DES_H_
#define _DES_H_ 1
#include "blapi.h"
typedef unsigned char BYTE;
typedef unsigned int HALF;
#define HALFPTR(x) ((HALF *)(x))
#define SHORTPTR(x) ((unsigned short *)(x))
#define BYTEPTR(x) ((BYTE *)(x))
typedef enum {
DES_ENCRYPT = 0x5555,
DES_DECRYPT = 0xAAAA
} DESDirection;
typedef void DESFunc(struct DESContextStr *cx, BYTE *out, const BYTE *in,
unsigned int len);
struct DESContextStr {
/* key schedule, 16 internal keys, each with 8 6-bit parts */
HALF ks0 [32];
HALF ks1 [32];
HALF ks2 [32];
HALF iv [2];
DESDirection direction;
DESFunc *worker;
};
void DES_MakeSchedule( HALF * ks, const BYTE * key, DESDirection direction);
void DES_Do1Block( HALF * ks, const BYTE * inbuf, BYTE * outbuf);
#endif