The Tor Browser: security/nss/lib/freebl/des.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /*

     2  *  des.h

     3  *

     4  *  header file for DES-150 library

     5  *

     6  * This Source Code Form is subject to the terms of the Mozilla Public

     7  * License, v. 2.0. If a copy of the MPL was not distributed with this

     8  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

    10 #ifndef _DES_H_

    11 #define _DES_H_ 1

    13 #include "blapi.h"

    15 typedef unsigned char BYTE;

    16 typedef unsigned int  HALF;

    18 #define HALFPTR(x) ((HALF *)(x))

    19 #define SHORTPTR(x) ((unsigned short *)(x))

    20 #define BYTEPTR(x) ((BYTE *)(x))

    22 typedef enum {

    23     DES_ENCRYPT = 0x5555,

    24     DES_DECRYPT = 0xAAAA

    25 } DESDirection;

    27 typedef void DESFunc(struct DESContextStr *cx, BYTE *out, const BYTE *in,

    28                      unsigned int len);

    30 struct DESContextStr {

    31     /* key schedule, 16 internal keys, each with 8 6-bit parts */

    32     HALF ks0 [32];

    33     HALF ks1 [32];

    34     HALF ks2 [32];

    35     HALF iv  [2];

    36     DESDirection direction;

    37     DESFunc  *worker;

    38 };

    40 void DES_MakeSchedule( HALF * ks, const BYTE * key,   DESDirection direction);

    41 void DES_Do1Block(     HALF * ks, const BYTE * inbuf, BYTE * outbuf);

    43 #endif

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