Commit 6bb90069 authored by Matt Caswell's avatar Matt Caswell
Browse files

Remove bf_cbc.c 



It is never built and the code is duplicated in bf_enc.c.

Reviewed-by: default avatarEmilia Käsper <emilia@openssl.org>
Reviewed-by: default avatarRich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2778)
parent 6faa3456

crypto/bf/bf_cbc.c

deleted100644 → 0
+0 −86
Original line number Diff line number Diff line 
/*

 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.

 *

 * Licensed under the OpenSSL license (the "License").  You may not use

 * this file except in compliance with the License.  You can obtain a copy

 * in the file LICENSE in the source distribution or at

 * https://www.openssl.org/source/license.html

 */



#include <openssl/blowfish.h>

#include "bf_locl.h"



void BF_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,

                    const BF_KEY *schedule, unsigned char *ivec, int encrypt)

{

    register BF_LONG tin0, tin1;

    register BF_LONG tout0, tout1, xor0, xor1;

    register long l = length;

    BF_LONG tin[2];



    if (encrypt) {

        n2l(ivec, tout0);

        n2l(ivec, tout1);

        ivec -= 8;

        for (l -= 8; l >= 0; l -= 8) {

            n2l(in, tin0);

            n2l(in, tin1);

            tin0 ^= tout0;

            tin1 ^= tout1;

            tin[0] = tin0;

            tin[1] = tin1;

            BF_encrypt(tin, schedule);

            tout0 = tin[0];

            tout1 = tin[1];

            l2n(tout0, out);

            l2n(tout1, out);

        }

        if (l != -8) {

            n2ln(in, tin0, tin1, l + 8);

            tin0 ^= tout0;

            tin1 ^= tout1;

            tin[0] = tin0;

            tin[1] = tin1;

            BF_encrypt(tin, schedule);

            tout0 = tin[0];

            tout1 = tin[1];

            l2n(tout0, out);

            l2n(tout1, out);

        }

        l2n(tout0, ivec);

        l2n(tout1, ivec);

    } else {

        n2l(ivec, xor0);

        n2l(ivec, xor1);

        ivec -= 8;

        for (l -= 8; l >= 0; l -= 8) {

            n2l(in, tin0);

            n2l(in, tin1);

            tin[0] = tin0;

            tin[1] = tin1;

            BF_decrypt(tin, schedule);

            tout0 = tin[0] ^ xor0;

            tout1 = tin[1] ^ xor1;

            l2n(tout0, out);

            l2n(tout1, out);

            xor0 = tin0;

            xor1 = tin1;

        }

        if (l != -8) {

            n2l(in, tin0);

            n2l(in, tin1);

            tin[0] = tin0;

            tin[1] = tin1;

            BF_decrypt(tin, schedule);

            tout0 = tin[0] ^ xor0;

            tout1 = tin[1] ^ xor1;

            l2nn(tout0, tout1, out, l + 8);

            xor0 = tin0;

            xor1 = tin1;

        }

        l2n(xor0, ivec);

        l2n(xor1, ivec);

    }

    tin0 = tin1 = tout0 = tout1 = xor0 = xor1 = 0;

    tin[0] = tin[1] = 0;

}