summaryrefslogtreecommitdiff
path: root/Cryptlib/OpenSSL/crypto/des/des_enc.c
diff options
context:
space:
mode:
Diffstat (limited to 'Cryptlib/OpenSSL/crypto/des/des_enc.c')
-rw-r--r--Cryptlib/OpenSSL/crypto/des/des_enc.c301
1 files changed, 0 insertions, 301 deletions
diff --git a/Cryptlib/OpenSSL/crypto/des/des_enc.c b/Cryptlib/OpenSSL/crypto/des/des_enc.c
deleted file mode 100644
index 600f6df4..00000000
--- a/Cryptlib/OpenSSL/crypto/des/des_enc.c
+++ /dev/null
@@ -1,301 +0,0 @@
-/*
- * 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/crypto.h>
-#include "des_locl.h"
-#include "spr.h"
-
-void DES_encrypt1(DES_LONG *data, DES_key_schedule *ks, int enc)
-{
- register DES_LONG l, r, t, u;
- register DES_LONG *s;
-
- r = data[0];
- l = data[1];
-
- IP(r, l);
- /*
- * Things have been modified so that the initial rotate is done outside
- * the loop. This required the DES_SPtrans values in sp.h to be rotated
- * 1 bit to the right. One perl script later and things have a 5% speed
- * up on a sparc2. Thanks to Richard Outerbridge
- * <71755.204@CompuServe.COM> for pointing this out.
- */
- /* clear the top bits on machines with 8byte longs */
- /* shift left by 2 */
- r = ROTATE(r, 29) & 0xffffffffL;
- l = ROTATE(l, 29) & 0xffffffffL;
-
- s = ks->ks->deslong;
- /*
- * I don't know if it is worth the effort of loop unrolling the inner
- * loop
- */
- if (enc) {
- D_ENCRYPT(l, r, 0); /* 1 */
- D_ENCRYPT(r, l, 2); /* 2 */
- D_ENCRYPT(l, r, 4); /* 3 */
- D_ENCRYPT(r, l, 6); /* 4 */
- D_ENCRYPT(l, r, 8); /* 5 */
- D_ENCRYPT(r, l, 10); /* 6 */
- D_ENCRYPT(l, r, 12); /* 7 */
- D_ENCRYPT(r, l, 14); /* 8 */
- D_ENCRYPT(l, r, 16); /* 9 */
- D_ENCRYPT(r, l, 18); /* 10 */
- D_ENCRYPT(l, r, 20); /* 11 */
- D_ENCRYPT(r, l, 22); /* 12 */
- D_ENCRYPT(l, r, 24); /* 13 */
- D_ENCRYPT(r, l, 26); /* 14 */
- D_ENCRYPT(l, r, 28); /* 15 */
- D_ENCRYPT(r, l, 30); /* 16 */
- } else {
- D_ENCRYPT(l, r, 30); /* 16 */
- D_ENCRYPT(r, l, 28); /* 15 */
- D_ENCRYPT(l, r, 26); /* 14 */
- D_ENCRYPT(r, l, 24); /* 13 */
- D_ENCRYPT(l, r, 22); /* 12 */
- D_ENCRYPT(r, l, 20); /* 11 */
- D_ENCRYPT(l, r, 18); /* 10 */
- D_ENCRYPT(r, l, 16); /* 9 */
- D_ENCRYPT(l, r, 14); /* 8 */
- D_ENCRYPT(r, l, 12); /* 7 */
- D_ENCRYPT(l, r, 10); /* 6 */
- D_ENCRYPT(r, l, 8); /* 5 */
- D_ENCRYPT(l, r, 6); /* 4 */
- D_ENCRYPT(r, l, 4); /* 3 */
- D_ENCRYPT(l, r, 2); /* 2 */
- D_ENCRYPT(r, l, 0); /* 1 */
- }
-
- /* rotate and clear the top bits on machines with 8byte longs */
- l = ROTATE(l, 3) & 0xffffffffL;
- r = ROTATE(r, 3) & 0xffffffffL;
-
- FP(r, l);
- data[0] = l;
- data[1] = r;
- l = r = t = u = 0;
-}
-
-void DES_encrypt2(DES_LONG *data, DES_key_schedule *ks, int enc)
-{
- register DES_LONG l, r, t, u;
- register DES_LONG *s;
-
- r = data[0];
- l = data[1];
-
- /*
- * Things have been modified so that the initial rotate is done outside
- * the loop. This required the DES_SPtrans values in sp.h to be rotated
- * 1 bit to the right. One perl script later and things have a 5% speed
- * up on a sparc2. Thanks to Richard Outerbridge
- * <71755.204@CompuServe.COM> for pointing this out.
- */
- /* clear the top bits on machines with 8byte longs */
- r = ROTATE(r, 29) & 0xffffffffL;
- l = ROTATE(l, 29) & 0xffffffffL;
-
- s = ks->ks->deslong;
- /*
- * I don't know if it is worth the effort of loop unrolling the inner
- * loop
- */
- if (enc) {
- D_ENCRYPT(l, r, 0); /* 1 */
- D_ENCRYPT(r, l, 2); /* 2 */
- D_ENCRYPT(l, r, 4); /* 3 */
- D_ENCRYPT(r, l, 6); /* 4 */
- D_ENCRYPT(l, r, 8); /* 5 */
- D_ENCRYPT(r, l, 10); /* 6 */
- D_ENCRYPT(l, r, 12); /* 7 */
- D_ENCRYPT(r, l, 14); /* 8 */
- D_ENCRYPT(l, r, 16); /* 9 */
- D_ENCRYPT(r, l, 18); /* 10 */
- D_ENCRYPT(l, r, 20); /* 11 */
- D_ENCRYPT(r, l, 22); /* 12 */
- D_ENCRYPT(l, r, 24); /* 13 */
- D_ENCRYPT(r, l, 26); /* 14 */
- D_ENCRYPT(l, r, 28); /* 15 */
- D_ENCRYPT(r, l, 30); /* 16 */
- } else {
- D_ENCRYPT(l, r, 30); /* 16 */
- D_ENCRYPT(r, l, 28); /* 15 */
- D_ENCRYPT(l, r, 26); /* 14 */
- D_ENCRYPT(r, l, 24); /* 13 */
- D_ENCRYPT(l, r, 22); /* 12 */
- D_ENCRYPT(r, l, 20); /* 11 */
- D_ENCRYPT(l, r, 18); /* 10 */
- D_ENCRYPT(r, l, 16); /* 9 */
- D_ENCRYPT(l, r, 14); /* 8 */
- D_ENCRYPT(r, l, 12); /* 7 */
- D_ENCRYPT(l, r, 10); /* 6 */
- D_ENCRYPT(r, l, 8); /* 5 */
- D_ENCRYPT(l, r, 6); /* 4 */
- D_ENCRYPT(r, l, 4); /* 3 */
- D_ENCRYPT(l, r, 2); /* 2 */
- D_ENCRYPT(r, l, 0); /* 1 */
- }
- /* rotate and clear the top bits on machines with 8byte longs */
- data[0] = ROTATE(l, 3) & 0xffffffffL;
- data[1] = ROTATE(r, 3) & 0xffffffffL;
- l = r = t = u = 0;
-}
-
-void DES_encrypt3(DES_LONG *data, DES_key_schedule *ks1,
- DES_key_schedule *ks2, DES_key_schedule *ks3)
-{
- register DES_LONG l, r;
-
- l = data[0];
- r = data[1];
- IP(l, r);
- data[0] = l;
- data[1] = r;
- DES_encrypt2((DES_LONG *)data, ks1, DES_ENCRYPT);
- DES_encrypt2((DES_LONG *)data, ks2, DES_DECRYPT);
- DES_encrypt2((DES_LONG *)data, ks3, DES_ENCRYPT);
- l = data[0];
- r = data[1];
- FP(r, l);
- data[0] = l;
- data[1] = r;
-}
-
-void DES_decrypt3(DES_LONG *data, DES_key_schedule *ks1,
- DES_key_schedule *ks2, DES_key_schedule *ks3)
-{
- register DES_LONG l, r;
-
- l = data[0];
- r = data[1];
- IP(l, r);
- data[0] = l;
- data[1] = r;
- DES_encrypt2((DES_LONG *)data, ks3, DES_DECRYPT);
- DES_encrypt2((DES_LONG *)data, ks2, DES_ENCRYPT);
- DES_encrypt2((DES_LONG *)data, ks1, DES_DECRYPT);
- l = data[0];
- r = data[1];
- FP(r, l);
- data[0] = l;
- data[1] = r;
-}
-
-#ifndef DES_DEFAULT_OPTIONS
-
-# undef CBC_ENC_C__DONT_UPDATE_IV
-# include "ncbc_enc.c" /* DES_ncbc_encrypt */
-
-void DES_ede3_cbc_encrypt(const unsigned char *input, unsigned char *output,
- long length, DES_key_schedule *ks1,
- DES_key_schedule *ks2, DES_key_schedule *ks3,
- DES_cblock *ivec, int enc)
-{
- register DES_LONG tin0, tin1;
- register DES_LONG tout0, tout1, xor0, xor1;
- register const unsigned char *in;
- unsigned char *out;
- register long l = length;
- DES_LONG tin[2];
- unsigned char *iv;
-
- in = input;
- out = output;
- iv = &(*ivec)[0];
-
- if (enc) {
- c2l(iv, tout0);
- c2l(iv, tout1);
- for (l -= 8; l >= 0; l -= 8) {
- c2l(in, tin0);
- c2l(in, tin1);
- tin0 ^= tout0;
- tin1 ^= tout1;
-
- tin[0] = tin0;
- tin[1] = tin1;
- DES_encrypt3((DES_LONG *)tin, ks1, ks2, ks3);
- tout0 = tin[0];
- tout1 = tin[1];
-
- l2c(tout0, out);
- l2c(tout1, out);
- }
- if (l != -8) {
- c2ln(in, tin0, tin1, l + 8);
- tin0 ^= tout0;
- tin1 ^= tout1;
-
- tin[0] = tin0;
- tin[1] = tin1;
- DES_encrypt3((DES_LONG *)tin, ks1, ks2, ks3);
- tout0 = tin[0];
- tout1 = tin[1];
-
- l2c(tout0, out);
- l2c(tout1, out);
- }
- iv = &(*ivec)[0];
- l2c(tout0, iv);
- l2c(tout1, iv);
- } else {
- register DES_LONG t0, t1;
-
- c2l(iv, xor0);
- c2l(iv, xor1);
- for (l -= 8; l >= 0; l -= 8) {
- c2l(in, tin0);
- c2l(in, tin1);
-
- t0 = tin0;
- t1 = tin1;
-
- tin[0] = tin0;
- tin[1] = tin1;
- DES_decrypt3((DES_LONG *)tin, ks1, ks2, ks3);
- tout0 = tin[0];
- tout1 = tin[1];
-
- tout0 ^= xor0;
- tout1 ^= xor1;
- l2c(tout0, out);
- l2c(tout1, out);
- xor0 = t0;
- xor1 = t1;
- }
- if (l != -8) {
- c2l(in, tin0);
- c2l(in, tin1);
-
- t0 = tin0;
- t1 = tin1;
-
- tin[0] = tin0;
- tin[1] = tin1;
- DES_decrypt3((DES_LONG *)tin, ks1, ks2, ks3);
- tout0 = tin[0];
- tout1 = tin[1];
-
- tout0 ^= xor0;
- tout1 ^= xor1;
- l2cn(tout0, tout1, out, l + 8);
- xor0 = t0;
- xor1 = t1;
- }
-
- iv = &(*ivec)[0];
- l2c(xor0, iv);
- l2c(xor1, iv);
- }
- tin0 = tin1 = tout0 = tout1 = xor0 = xor1 = 0;
- tin[0] = tin[1] = 0;
-}
-
-#endif /* DES_DEFAULT_OPTIONS */
generated by cgit v1.2.3 (git 2.39.1) at 2025-12-17 23:31:24 +0000