From: jsing Date: Wed, 27 Mar 2024 11:24:15 +0000 (+0000) Subject: Consolidate blowfish code. X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=029d0a842cd8a317375b31145383409491d345e7;p=openbsd Consolidate blowfish code. Requested by tb@ --- diff --git a/lib/libcrypto/Makefile b/lib/libcrypto/Makefile index 4ea8d0c2ad3..606dc617925 100644 --- a/lib/libcrypto/Makefile +++ b/lib/libcrypto/Makefile @@ -1,4 +1,4 @@ -# $OpenBSD: Makefile,v 1.176 2024/03/27 11:12:08 jsing Exp $ +# $OpenBSD: Makefile,v 1.177 2024/03/27 11:24:15 jsing Exp $ LIB= crypto LIBREBUILD=y @@ -142,11 +142,7 @@ SRCS+= x_x509.c SRCS+= x_x509a.c # bf/ -SRCS+= bf_cfb64.c -SRCS+= bf_ecb.c -SRCS+= bf_enc.c -SRCS+= bf_ofb64.c -SRCS+= bf_skey.c +SRCS+= blowfish.c # bio/ SRCS+= b_dump.c diff --git a/lib/libcrypto/bf/bf_cfb64.c b/lib/libcrypto/bf/bf_cfb64.c deleted file mode 100644 index 87dccae2639..00000000000 --- a/lib/libcrypto/bf/bf_cfb64.c +++ /dev/null @@ -1,124 +0,0 @@ -/* $OpenBSD: bf_cfb64.c,v 1.8 2022/11/26 16:08:51 tb Exp $ */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -#include - -#include "bf_local.h" - -/* - * The input and output encrypted as though 64bit cfb mode is being - * used. The extra state information to record how much of the - * 64bit block we have used is contained in *num; - */ - -void -BF_cfb64_encrypt(const unsigned char *in, unsigned char *out, long length, - const BF_KEY *schedule, unsigned char *ivec, int *num, int encrypt) -{ - BF_LONG v0, v1, t; - int n= *num; - long l = length; - BF_LONG ti[2]; - unsigned char *iv, c, cc; - - iv = (unsigned char *)ivec; - if (encrypt) { - while (l--) { - if (n == 0) { - n2l(iv, v0); - ti[0] = v0; - n2l(iv, v1); - ti[1] = v1; - BF_encrypt((BF_LONG *)ti, schedule); - iv = (unsigned char *)ivec; - t = ti[0]; - l2n(t, iv); - t = ti[1]; - l2n(t, iv); - iv = (unsigned char *)ivec; - } - c= *(in++)^iv[n]; - *(out++) = c; - iv[n] = c; - n = (n + 1)&0x07; - } - } else { - while (l--) { - if (n == 0) { - n2l(iv, v0); - ti[0] = v0; - n2l(iv, v1); - ti[1] = v1; - BF_encrypt((BF_LONG *)ti, schedule); - iv = (unsigned char *)ivec; - t = ti[0]; - l2n(t, iv); - t = ti[1]; - l2n(t, iv); - iv = (unsigned char *)ivec; - } - cc= *(in++); - c = iv[n]; - iv[n] = cc; - *(out++) = c^cc; - n = (n + 1)&0x07; - } - } - v0 = v1 = ti[0] = ti[1] = t=c = cc = 0; - *num = n; -} diff --git a/lib/libcrypto/bf/bf_ecb.c b/lib/libcrypto/bf/bf_ecb.c deleted file mode 100644 index eda6f193b37..00000000000 --- a/lib/libcrypto/bf/bf_ecb.c +++ /dev/null @@ -1,89 +0,0 @@ -/* $OpenBSD: bf_ecb.c,v 1.10 2023/07/28 10:35:14 tb Exp $ */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -#include -#include - -#include "bf_local.h" - -/* - * Blowfish as implemented from 'Blowfish: Springer-Verlag paper' - * (From LECTURE NOTES IN COMPUTER SCIENCE 809, FAST SOFTWARE ENCRYPTION, - * CAMBRIDGE SECURITY WORKSHOP, CAMBRIDGE, U.K., DECEMBER 9-11, 1993) - */ - -void -BF_ecb_encrypt(const unsigned char *in, unsigned char *out, - const BF_KEY *key, int encrypt) -{ - BF_LONG l, d[2]; - - n2l(in, l); - d[0] = l; - n2l(in, l); - d[1] = l; - if (encrypt) - BF_encrypt(d, key); - else - BF_decrypt(d, key); - l = d[0]; - l2n(l, out); - l = d[1]; - l2n(l, out); - l = d[0] = d[1] = 0; -} diff --git a/lib/libcrypto/bf/bf_enc.c b/lib/libcrypto/bf/bf_enc.c deleted file mode 100644 index bbefe7d526c..00000000000 --- a/lib/libcrypto/bf/bf_enc.c +++ /dev/null @@ -1,304 +0,0 @@ -/* $OpenBSD: bf_enc.c,v 1.9 2022/11/26 16:08:51 tb Exp $ */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -#include - -#include "bf_local.h" - -/* - * Blowfish as implemented from 'Blowfish: Springer-Verlag paper' - * (From LECTURE NOTES IN COMPUTER SCIENCE 809, FAST SOFTWARE ENCRYPTION, - * CAMBRIDGE SECURITY WORKSHOP, CAMBRIDGE, U.K., DECEMBER 9-11, 1993) - */ - -#if (BF_ROUNDS != 16) && (BF_ROUNDS != 20) -#error If you set BF_ROUNDS to some value other than 16 or 20, you will have \ -to modify the code. -#endif - -void -BF_encrypt(BF_LONG *data, const BF_KEY *key) -{ -#ifndef BF_PTR2 - BF_LONG l, r; - const BF_LONG *p, *s; - - p = key->P; - s = &(key->S[0]); - l = data[0]; - r = data[1]; - - l ^= p[0]; - BF_ENC(r, l,s, p[1]); - BF_ENC(l, r,s, p[2]); - BF_ENC(r, l,s, p[3]); - BF_ENC(l, r,s, p[4]); - BF_ENC(r, l,s, p[5]); - BF_ENC(l, r,s, p[6]); - BF_ENC(r, l,s, p[7]); - BF_ENC(l, r,s, p[8]); - BF_ENC(r, l,s, p[9]); - BF_ENC(l, r,s, p[10]); - BF_ENC(r, l,s, p[11]); - BF_ENC(l, r,s, p[12]); - BF_ENC(r, l,s, p[13]); - BF_ENC(l, r,s, p[14]); - BF_ENC(r, l,s, p[15]); - BF_ENC(l, r,s, p[16]); -#if BF_ROUNDS == 20 - BF_ENC(r, l,s, p[17]); - BF_ENC(l, r,s, p[18]); - BF_ENC(r, l,s, p[19]); - BF_ENC(l, r,s, p[20]); -#endif - r ^= p[BF_ROUNDS + 1]; - - data[1] = l&0xffffffffL; - data[0] = r&0xffffffffL; -#else - BF_LONG l, r,t, *k; - - l = data[0]; - r = data[1]; - k = (BF_LONG*)key; - - l ^= k[0]; - BF_ENC(r, l, k, 1); - BF_ENC(l, r, k, 2); - BF_ENC(r, l, k, 3); - BF_ENC(l, r, k, 4); - BF_ENC(r, l, k, 5); - BF_ENC(l, r, k, 6); - BF_ENC(r, l, k, 7); - BF_ENC(l, r, k, 8); - BF_ENC(r, l, k, 9); - BF_ENC(l, r,k, 10); - BF_ENC(r, l,k, 11); - BF_ENC(l, r,k, 12); - BF_ENC(r, l,k, 13); - BF_ENC(l, r,k, 14); - BF_ENC(r, l,k, 15); - BF_ENC(l, r,k, 16); -#if BF_ROUNDS == 20 - BF_ENC(r, l,k, 17); - BF_ENC(l, r,k, 18); - BF_ENC(r, l,k, 19); - BF_ENC(l, r,k, 20); -#endif - r ^= k[BF_ROUNDS + 1]; - - data[1] = l&0xffffffffL; - data[0] = r&0xffffffffL; -#endif -} - -#ifndef BF_DEFAULT_OPTIONS - -void -BF_decrypt(BF_LONG *data, const BF_KEY *key) -{ -#ifndef BF_PTR2 - BF_LONG l, r; - const BF_LONG *p, *s; - - p = key->P; - s = &(key->S[0]); - l = data[0]; - r = data[1]; - - l ^= p[BF_ROUNDS + 1]; -#if BF_ROUNDS == 20 - BF_ENC(r, l,s, p[20]); - BF_ENC(l, r,s, p[19]); - BF_ENC(r, l,s, p[18]); - BF_ENC(l, r,s, p[17]); -#endif - BF_ENC(r, l,s, p[16]); - BF_ENC(l, r,s, p[15]); - BF_ENC(r, l,s, p[14]); - BF_ENC(l, r,s, p[13]); - BF_ENC(r, l,s, p[12]); - BF_ENC(l, r,s, p[11]); - BF_ENC(r, l,s, p[10]); - BF_ENC(l, r,s, p[9]); - BF_ENC(r, l,s, p[8]); - BF_ENC(l, r,s, p[7]); - BF_ENC(r, l,s, p[6]); - BF_ENC(l, r,s, p[5]); - BF_ENC(r, l,s, p[4]); - BF_ENC(l, r,s, p[3]); - BF_ENC(r, l,s, p[2]); - BF_ENC(l, r,s, p[1]); - r ^= p[0]; - - data[1] = l&0xffffffffL; - data[0] = r&0xffffffffL; -#else - BF_LONG l, r,t, *k; - - l = data[0]; - r = data[1]; - k = (BF_LONG *)key; - - l ^= k[BF_ROUNDS + 1]; -#if BF_ROUNDS == 20 - BF_ENC(r, l,k, 20); - BF_ENC(l, r,k, 19); - BF_ENC(r, l,k, 18); - BF_ENC(l, r,k, 17); -#endif - BF_ENC(r, l,k, 16); - BF_ENC(l, r,k, 15); - BF_ENC(r, l,k, 14); - BF_ENC(l, r,k, 13); - BF_ENC(r, l,k, 12); - BF_ENC(l, r,k, 11); - BF_ENC(r, l,k, 10); - BF_ENC(l, r, k, 9); - BF_ENC(r, l, k, 8); - BF_ENC(l, r, k, 7); - BF_ENC(r, l, k, 6); - BF_ENC(l, r, k, 5); - BF_ENC(r, l, k, 4); - BF_ENC(l, r, k, 3); - BF_ENC(r, l, k, 2); - BF_ENC(l, r, k, 1); - r ^= k[0]; - - data[1] = l&0xffffffffL; - data[0] = r&0xffffffffL; -#endif -} - -void -BF_cbc_encrypt(const unsigned char *in, unsigned char *out, long length, - const BF_KEY *schedule, unsigned char *ivec, int encrypt) -{ - BF_LONG tin0, tin1; - BF_LONG tout0, tout1, xor0, xor1; - 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; -} - -#endif diff --git a/lib/libcrypto/bf/bf_ofb64.c b/lib/libcrypto/bf/bf_ofb64.c deleted file mode 100644 index 8fe24782634..00000000000 --- a/lib/libcrypto/bf/bf_ofb64.c +++ /dev/null @@ -1,111 +0,0 @@ -/* $OpenBSD: bf_ofb64.c,v 1.8 2022/11/26 16:08:51 tb Exp $ */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -#include - -#include "bf_local.h" - -/* - * The input and output encrypted as though 64bit ofb mode is being - * used. The extra state information to record how much of the - * 64bit block we have used is contained in *num; - */ -void -BF_ofb64_encrypt(const unsigned char *in, unsigned char *out, long length, - const BF_KEY *schedule, unsigned char *ivec, int *num) -{ - BF_LONG v0, v1, t; - int n= *num; - long l = length; - unsigned char d[8]; - char *dp; - BF_LONG ti[2]; - unsigned char *iv; - int save = 0; - - iv = (unsigned char *)ivec; - n2l(iv, v0); - n2l(iv, v1); - ti[0] = v0; - ti[1] = v1; - dp = (char *)d; - l2n(v0, dp); - l2n(v1, dp); - while (l--) { - if (n == 0) { - BF_encrypt((BF_LONG *)ti, schedule); - dp = (char *)d; - t = ti[0]; - l2n(t, dp); - t = ti[1]; - l2n(t, dp); - save++; - } - *(out++)= *(in++)^d[n]; - n = (n + 1)&0x07; - } - if (save) { - v0 = ti[0]; - v1 = ti[1]; - iv = (unsigned char *)ivec; - l2n(v0, iv); - l2n(v1, iv); - } - t = v0 = v1 = ti[0] = ti[1] = 0; - *num = n; -} diff --git a/lib/libcrypto/bf/bf_skey.c b/lib/libcrypto/bf/bf_skey.c deleted file mode 100644 index cc31034f182..00000000000 --- a/lib/libcrypto/bf/bf_skey.c +++ /dev/null @@ -1,387 +0,0 @@ -/* $OpenBSD: bf_skey.c,v 1.17 2022/11/26 16:08:51 tb Exp $ */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -#include -#include - -#include -#include - -#include "bf_local.h" - -static const BF_KEY bf_init = { - .P = { - 0x243f6a88L, 0x85a308d3L, 0x13198a2eL, 0x03707344L, - 0xa4093822L, 0x299f31d0L, 0x082efa98L, 0xec4e6c89L, - 0x452821e6L, 0x38d01377L, 0xbe5466cfL, 0x34e90c6cL, - 0xc0ac29b7L, 0xc97c50ddL, 0x3f84d5b5L, 0xb5470917L, - 0x9216d5d9L, 0x8979fb1b - }, - .S = { - 0xd1310ba6L, 0x98dfb5acL, 0x2ffd72dbL, 0xd01adfb7L, - 0xb8e1afedL, 0x6a267e96L, 0xba7c9045L, 0xf12c7f99L, - 0x24a19947L, 0xb3916cf7L, 0x0801f2e2L, 0x858efc16L, - 0x636920d8L, 0x71574e69L, 0xa458fea3L, 0xf4933d7eL, - 0x0d95748fL, 0x728eb658L, 0x718bcd58L, 0x82154aeeL, - 0x7b54a41dL, 0xc25a59b5L, 0x9c30d539L, 0x2af26013L, - 0xc5d1b023L, 0x286085f0L, 0xca417918L, 0xb8db38efL, - 0x8e79dcb0L, 0x603a180eL, 0x6c9e0e8bL, 0xb01e8a3eL, - 0xd71577c1L, 0xbd314b27L, 0x78af2fdaL, 0x55605c60L, - 0xe65525f3L, 0xaa55ab94L, 0x57489862L, 0x63e81440L, - 0x55ca396aL, 0x2aab10b6L, 0xb4cc5c34L, 0x1141e8ceL, - 0xa15486afL, 0x7c72e993L, 0xb3ee1411L, 0x636fbc2aL, - 0x2ba9c55dL, 0x741831f6L, 0xce5c3e16L, 0x9b87931eL, - 0xafd6ba33L, 0x6c24cf5cL, 0x7a325381L, 0x28958677L, - 0x3b8f4898L, 0x6b4bb9afL, 0xc4bfe81bL, 0x66282193L, - 0x61d809ccL, 0xfb21a991L, 0x487cac60L, 0x5dec8032L, - 0xef845d5dL, 0xe98575b1L, 0xdc262302L, 0xeb651b88L, - 0x23893e81L, 0xd396acc5L, 0x0f6d6ff3L, 0x83f44239L, - 0x2e0b4482L, 0xa4842004L, 0x69c8f04aL, 0x9e1f9b5eL, - 0x21c66842L, 0xf6e96c9aL, 0x670c9c61L, 0xabd388f0L, - 0x6a51a0d2L, 0xd8542f68L, 0x960fa728L, 0xab5133a3L, - 0x6eef0b6cL, 0x137a3be4L, 0xba3bf050L, 0x7efb2a98L, - 0xa1f1651dL, 0x39af0176L, 0x66ca593eL, 0x82430e88L, - 0x8cee8619L, 0x456f9fb4L, 0x7d84a5c3L, 0x3b8b5ebeL, - 0xe06f75d8L, 0x85c12073L, 0x401a449fL, 0x56c16aa6L, - 0x4ed3aa62L, 0x363f7706L, 0x1bfedf72L, 0x429b023dL, - 0x37d0d724L, 0xd00a1248L, 0xdb0fead3L, 0x49f1c09bL, - 0x075372c9L, 0x80991b7bL, 0x25d479d8L, 0xf6e8def7L, - 0xe3fe501aL, 0xb6794c3bL, 0x976ce0bdL, 0x04c006baL, - 0xc1a94fb6L, 0x409f60c4L, 0x5e5c9ec2L, 0x196a2463L, - 0x68fb6fafL, 0x3e6c53b5L, 0x1339b2ebL, 0x3b52ec6fL, - 0x6dfc511fL, 0x9b30952cL, 0xcc814544L, 0xaf5ebd09L, - 0xbee3d004L, 0xde334afdL, 0x660f2807L, 0x192e4bb3L, - 0xc0cba857L, 0x45c8740fL, 0xd20b5f39L, 0xb9d3fbdbL, - 0x5579c0bdL, 0x1a60320aL, 0xd6a100c6L, 0x402c7279L, - 0x679f25feL, 0xfb1fa3ccL, 0x8ea5e9f8L, 0xdb3222f8L, - 0x3c7516dfL, 0xfd616b15L, 0x2f501ec8L, 0xad0552abL, - 0x323db5faL, 0xfd238760L, 0x53317b48L, 0x3e00df82L, - 0x9e5c57bbL, 0xca6f8ca0L, 0x1a87562eL, 0xdf1769dbL, - 0xd542a8f6L, 0x287effc3L, 0xac6732c6L, 0x8c4f5573L, - 0x695b27b0L, 0xbbca58c8L, 0xe1ffa35dL, 0xb8f011a0L, - 0x10fa3d98L, 0xfd2183b8L, 0x4afcb56cL, 0x2dd1d35bL, - 0x9a53e479L, 0xb6f84565L, 0xd28e49bcL, 0x4bfb9790L, - 0xe1ddf2daL, 0xa4cb7e33L, 0x62fb1341L, 0xcee4c6e8L, - 0xef20cadaL, 0x36774c01L, 0xd07e9efeL, 0x2bf11fb4L, - 0x95dbda4dL, 0xae909198L, 0xeaad8e71L, 0x6b93d5a0L, - 0xd08ed1d0L, 0xafc725e0L, 0x8e3c5b2fL, 0x8e7594b7L, - 0x8ff6e2fbL, 0xf2122b64L, 0x8888b812L, 0x900df01cL, - 0x4fad5ea0L, 0x688fc31cL, 0xd1cff191L, 0xb3a8c1adL, - 0x2f2f2218L, 0xbe0e1777L, 0xea752dfeL, 0x8b021fa1L, - 0xe5a0cc0fL, 0xb56f74e8L, 0x18acf3d6L, 0xce89e299L, - 0xb4a84fe0L, 0xfd13e0b7L, 0x7cc43b81L, 0xd2ada8d9L, - 0x165fa266L, 0x80957705L, 0x93cc7314L, 0x211a1477L, - 0xe6ad2065L, 0x77b5fa86L, 0xc75442f5L, 0xfb9d35cfL, - 0xebcdaf0cL, 0x7b3e89a0L, 0xd6411bd3L, 0xae1e7e49L, - 0x00250e2dL, 0x2071b35eL, 0x226800bbL, 0x57b8e0afL, - 0x2464369bL, 0xf009b91eL, 0x5563911dL, 0x59dfa6aaL, - 0x78c14389L, 0xd95a537fL, 0x207d5ba2L, 0x02e5b9c5L, - 0x83260376L, 0x6295cfa9L, 0x11c81968L, 0x4e734a41L, - 0xb3472dcaL, 0x7b14a94aL, 0x1b510052L, 0x9a532915L, - 0xd60f573fL, 0xbc9bc6e4L, 0x2b60a476L, 0x81e67400L, - 0x08ba6fb5L, 0x571be91fL, 0xf296ec6bL, 0x2a0dd915L, - 0xb6636521L, 0xe7b9f9b6L, 0xff34052eL, 0xc5855664L, - 0x53b02d5dL, 0xa99f8fa1L, 0x08ba4799L, 0x6e85076aL, - 0x4b7a70e9L, 0xb5b32944L, 0xdb75092eL, 0xc4192623L, - 0xad6ea6b0L, 0x49a7df7dL, 0x9cee60b8L, 0x8fedb266L, - 0xecaa8c71L, 0x699a17ffL, 0x5664526cL, 0xc2b19ee1L, - 0x193602a5L, 0x75094c29L, 0xa0591340L, 0xe4183a3eL, - 0x3f54989aL, 0x5b429d65L, 0x6b8fe4d6L, 0x99f73fd6L, - 0xa1d29c07L, 0xefe830f5L, 0x4d2d38e6L, 0xf0255dc1L, - 0x4cdd2086L, 0x8470eb26L, 0x6382e9c6L, 0x021ecc5eL, - 0x09686b3fL, 0x3ebaefc9L, 0x3c971814L, 0x6b6a70a1L, - 0x687f3584L, 0x52a0e286L, 0xb79c5305L, 0xaa500737L, - 0x3e07841cL, 0x7fdeae5cL, 0x8e7d44ecL, 0x5716f2b8L, - 0xb03ada37L, 0xf0500c0dL, 0xf01c1f04L, 0x0200b3ffL, - 0xae0cf51aL, 0x3cb574b2L, 0x25837a58L, 0xdc0921bdL, - 0xd19113f9L, 0x7ca92ff6L, 0x94324773L, 0x22f54701L, - 0x3ae5e581L, 0x37c2dadcL, 0xc8b57634L, 0x9af3dda7L, - 0xa9446146L, 0x0fd0030eL, 0xecc8c73eL, 0xa4751e41L, - 0xe238cd99L, 0x3bea0e2fL, 0x3280bba1L, 0x183eb331L, - 0x4e548b38L, 0x4f6db908L, 0x6f420d03L, 0xf60a04bfL, - 0x2cb81290L, 0x24977c79L, 0x5679b072L, 0xbcaf89afL, - 0xde9a771fL, 0xd9930810L, 0xb38bae12L, 0xdccf3f2eL, - 0x5512721fL, 0x2e6b7124L, 0x501adde6L, 0x9f84cd87L, - 0x7a584718L, 0x7408da17L, 0xbc9f9abcL, 0xe94b7d8cL, - 0xec7aec3aL, 0xdb851dfaL, 0x63094366L, 0xc464c3d2L, - 0xef1c1847L, 0x3215d908L, 0xdd433b37L, 0x24c2ba16L, - 0x12a14d43L, 0x2a65c451L, 0x50940002L, 0x133ae4ddL, - 0x71dff89eL, 0x10314e55L, 0x81ac77d6L, 0x5f11199bL, - 0x043556f1L, 0xd7a3c76bL, 0x3c11183bL, 0x5924a509L, - 0xf28fe6edL, 0x97f1fbfaL, 0x9ebabf2cL, 0x1e153c6eL, - 0x86e34570L, 0xeae96fb1L, 0x860e5e0aL, 0x5a3e2ab3L, - 0x771fe71cL, 0x4e3d06faL, 0x2965dcb9L, 0x99e71d0fL, - 0x803e89d6L, 0x5266c825L, 0x2e4cc978L, 0x9c10b36aL, - 0xc6150ebaL, 0x94e2ea78L, 0xa5fc3c53L, 0x1e0a2df4L, - 0xf2f74ea7L, 0x361d2b3dL, 0x1939260fL, 0x19c27960L, - 0x5223a708L, 0xf71312b6L, 0xebadfe6eL, 0xeac31f66L, - 0xe3bc4595L, 0xa67bc883L, 0xb17f37d1L, 0x018cff28L, - 0xc332ddefL, 0xbe6c5aa5L, 0x65582185L, 0x68ab9802L, - 0xeecea50fL, 0xdb2f953bL, 0x2aef7dadL, 0x5b6e2f84L, - 0x1521b628L, 0x29076170L, 0xecdd4775L, 0x619f1510L, - 0x13cca830L, 0xeb61bd96L, 0x0334fe1eL, 0xaa0363cfL, - 0xb5735c90L, 0x4c70a239L, 0xd59e9e0bL, 0xcbaade14L, - 0xeecc86bcL, 0x60622ca7L, 0x9cab5cabL, 0xb2f3846eL, - 0x648b1eafL, 0x19bdf0caL, 0xa02369b9L, 0x655abb50L, - 0x40685a32L, 0x3c2ab4b3L, 0x319ee9d5L, 0xc021b8f7L, - 0x9b540b19L, 0x875fa099L, 0x95f7997eL, 0x623d7da8L, - 0xf837889aL, 0x97e32d77L, 0x11ed935fL, 0x16681281L, - 0x0e358829L, 0xc7e61fd6L, 0x96dedfa1L, 0x7858ba99L, - 0x57f584a5L, 0x1b227263L, 0x9b83c3ffL, 0x1ac24696L, - 0xcdb30aebL, 0x532e3054L, 0x8fd948e4L, 0x6dbc3128L, - 0x58ebf2efL, 0x34c6ffeaL, 0xfe28ed61L, 0xee7c3c73L, - 0x5d4a14d9L, 0xe864b7e3L, 0x42105d14L, 0x203e13e0L, - 0x45eee2b6L, 0xa3aaabeaL, 0xdb6c4f15L, 0xfacb4fd0L, - 0xc742f442L, 0xef6abbb5L, 0x654f3b1dL, 0x41cd2105L, - 0xd81e799eL, 0x86854dc7L, 0xe44b476aL, 0x3d816250L, - 0xcf62a1f2L, 0x5b8d2646L, 0xfc8883a0L, 0xc1c7b6a3L, - 0x7f1524c3L, 0x69cb7492L, 0x47848a0bL, 0x5692b285L, - 0x095bbf00L, 0xad19489dL, 0x1462b174L, 0x23820e00L, - 0x58428d2aL, 0x0c55f5eaL, 0x1dadf43eL, 0x233f7061L, - 0x3372f092L, 0x8d937e41L, 0xd65fecf1L, 0x6c223bdbL, - 0x7cde3759L, 0xcbee7460L, 0x4085f2a7L, 0xce77326eL, - 0xa6078084L, 0x19f8509eL, 0xe8efd855L, 0x61d99735L, - 0xa969a7aaL, 0xc50c06c2L, 0x5a04abfcL, 0x800bcadcL, - 0x9e447a2eL, 0xc3453484L, 0xfdd56705L, 0x0e1e9ec9L, - 0xdb73dbd3L, 0x105588cdL, 0x675fda79L, 0xe3674340L, - 0xc5c43465L, 0x713e38d8L, 0x3d28f89eL, 0xf16dff20L, - 0x153e21e7L, 0x8fb03d4aL, 0xe6e39f2bL, 0xdb83adf7L, - 0xe93d5a68L, 0x948140f7L, 0xf64c261cL, 0x94692934L, - 0x411520f7L, 0x7602d4f7L, 0xbcf46b2eL, 0xd4a20068L, - 0xd4082471L, 0x3320f46aL, 0x43b7d4b7L, 0x500061afL, - 0x1e39f62eL, 0x97244546L, 0x14214f74L, 0xbf8b8840L, - 0x4d95fc1dL, 0x96b591afL, 0x70f4ddd3L, 0x66a02f45L, - 0xbfbc09ecL, 0x03bd9785L, 0x7fac6dd0L, 0x31cb8504L, - 0x96eb27b3L, 0x55fd3941L, 0xda2547e6L, 0xabca0a9aL, - 0x28507825L, 0x530429f4L, 0x0a2c86daL, 0xe9b66dfbL, - 0x68dc1462L, 0xd7486900L, 0x680ec0a4L, 0x27a18deeL, - 0x4f3ffea2L, 0xe887ad8cL, 0xb58ce006L, 0x7af4d6b6L, - 0xaace1e7cL, 0xd3375fecL, 0xce78a399L, 0x406b2a42L, - 0x20fe9e35L, 0xd9f385b9L, 0xee39d7abL, 0x3b124e8bL, - 0x1dc9faf7L, 0x4b6d1856L, 0x26a36631L, 0xeae397b2L, - 0x3a6efa74L, 0xdd5b4332L, 0x6841e7f7L, 0xca7820fbL, - 0xfb0af54eL, 0xd8feb397L, 0x454056acL, 0xba489527L, - 0x55533a3aL, 0x20838d87L, 0xfe6ba9b7L, 0xd096954bL, - 0x55a867bcL, 0xa1159a58L, 0xcca92963L, 0x99e1db33L, - 0xa62a4a56L, 0x3f3125f9L, 0x5ef47e1cL, 0x9029317cL, - 0xfdf8e802L, 0x04272f70L, 0x80bb155cL, 0x05282ce3L, - 0x95c11548L, 0xe4c66d22L, 0x48c1133fL, 0xc70f86dcL, - 0x07f9c9eeL, 0x41041f0fL, 0x404779a4L, 0x5d886e17L, - 0x325f51ebL, 0xd59bc0d1L, 0xf2bcc18fL, 0x41113564L, - 0x257b7834L, 0x602a9c60L, 0xdff8e8a3L, 0x1f636c1bL, - 0x0e12b4c2L, 0x02e1329eL, 0xaf664fd1L, 0xcad18115L, - 0x6b2395e0L, 0x333e92e1L, 0x3b240b62L, 0xeebeb922L, - 0x85b2a20eL, 0xe6ba0d99L, 0xde720c8cL, 0x2da2f728L, - 0xd0127845L, 0x95b794fdL, 0x647d0862L, 0xe7ccf5f0L, - 0x5449a36fL, 0x877d48faL, 0xc39dfd27L, 0xf33e8d1eL, - 0x0a476341L, 0x992eff74L, 0x3a6f6eabL, 0xf4f8fd37L, - 0xa812dc60L, 0xa1ebddf8L, 0x991be14cL, 0xdb6e6b0dL, - 0xc67b5510L, 0x6d672c37L, 0x2765d43bL, 0xdcd0e804L, - 0xf1290dc7L, 0xcc00ffa3L, 0xb5390f92L, 0x690fed0bL, - 0x667b9ffbL, 0xcedb7d9cL, 0xa091cf0bL, 0xd9155ea3L, - 0xbb132f88L, 0x515bad24L, 0x7b9479bfL, 0x763bd6ebL, - 0x37392eb3L, 0xcc115979L, 0x8026e297L, 0xf42e312dL, - 0x6842ada7L, 0xc66a2b3bL, 0x12754cccL, 0x782ef11cL, - 0x6a124237L, 0xb79251e7L, 0x06a1bbe6L, 0x4bfb6350L, - 0x1a6b1018L, 0x11caedfaL, 0x3d25bdd8L, 0xe2e1c3c9L, - 0x44421659L, 0x0a121386L, 0xd90cec6eL, 0xd5abea2aL, - 0x64af674eL, 0xda86a85fL, 0xbebfe988L, 0x64e4c3feL, - 0x9dbc8057L, 0xf0f7c086L, 0x60787bf8L, 0x6003604dL, - 0xd1fd8346L, 0xf6381fb0L, 0x7745ae04L, 0xd736fcccL, - 0x83426b33L, 0xf01eab71L, 0xb0804187L, 0x3c005e5fL, - 0x77a057beL, 0xbde8ae24L, 0x55464299L, 0xbf582e61L, - 0x4e58f48fL, 0xf2ddfda2L, 0xf474ef38L, 0x8789bdc2L, - 0x5366f9c3L, 0xc8b38e74L, 0xb475f255L, 0x46fcd9b9L, - 0x7aeb2661L, 0x8b1ddf84L, 0x846a0e79L, 0x915f95e2L, - 0x466e598eL, 0x20b45770L, 0x8cd55591L, 0xc902de4cL, - 0xb90bace1L, 0xbb8205d0L, 0x11a86248L, 0x7574a99eL, - 0xb77f19b6L, 0xe0a9dc09L, 0x662d09a1L, 0xc4324633L, - 0xe85a1f02L, 0x09f0be8cL, 0x4a99a025L, 0x1d6efe10L, - 0x1ab93d1dL, 0x0ba5a4dfL, 0xa186f20fL, 0x2868f169L, - 0xdcb7da83L, 0x573906feL, 0xa1e2ce9bL, 0x4fcd7f52L, - 0x50115e01L, 0xa70683faL, 0xa002b5c4L, 0x0de6d027L, - 0x9af88c27L, 0x773f8641L, 0xc3604c06L, 0x61a806b5L, - 0xf0177a28L, 0xc0f586e0L, 0x006058aaL, 0x30dc7d62L, - 0x11e69ed7L, 0x2338ea63L, 0x53c2dd94L, 0xc2c21634L, - 0xbbcbee56L, 0x90bcb6deL, 0xebfc7da1L, 0xce591d76L, - 0x6f05e409L, 0x4b7c0188L, 0x39720a3dL, 0x7c927c24L, - 0x86e3725fL, 0x724d9db9L, 0x1ac15bb4L, 0xd39eb8fcL, - 0xed545578L, 0x08fca5b5L, 0xd83d7cd3L, 0x4dad0fc4L, - 0x1e50ef5eL, 0xb161e6f8L, 0xa28514d9L, 0x6c51133cL, - 0x6fd5c7e7L, 0x56e14ec4L, 0x362abfceL, 0xddc6c837L, - 0xd79a3234L, 0x92638212L, 0x670efa8eL, 0x406000e0L, - 0x3a39ce37L, 0xd3faf5cfL, 0xabc27737L, 0x5ac52d1bL, - 0x5cb0679eL, 0x4fa33742L, 0xd3822740L, 0x99bc9bbeL, - 0xd5118e9dL, 0xbf0f7315L, 0xd62d1c7eL, 0xc700c47bL, - 0xb78c1b6bL, 0x21a19045L, 0xb26eb1beL, 0x6a366eb4L, - 0x5748ab2fL, 0xbc946e79L, 0xc6a376d2L, 0x6549c2c8L, - 0x530ff8eeL, 0x468dde7dL, 0xd5730a1dL, 0x4cd04dc6L, - 0x2939bbdbL, 0xa9ba4650L, 0xac9526e8L, 0xbe5ee304L, - 0xa1fad5f0L, 0x6a2d519aL, 0x63ef8ce2L, 0x9a86ee22L, - 0xc089c2b8L, 0x43242ef6L, 0xa51e03aaL, 0x9cf2d0a4L, - 0x83c061baL, 0x9be96a4dL, 0x8fe51550L, 0xba645bd6L, - 0x2826a2f9L, 0xa73a3ae1L, 0x4ba99586L, 0xef5562e9L, - 0xc72fefd3L, 0xf752f7daL, 0x3f046f69L, 0x77fa0a59L, - 0x80e4a915L, 0x87b08601L, 0x9b09e6adL, 0x3b3ee593L, - 0xe990fd5aL, 0x9e34d797L, 0x2cf0b7d9L, 0x022b8b51L, - 0x96d5ac3aL, 0x017da67dL, 0xd1cf3ed6L, 0x7c7d2d28L, - 0x1f9f25cfL, 0xadf2b89bL, 0x5ad6b472L, 0x5a88f54cL, - 0xe029ac71L, 0xe019a5e6L, 0x47b0acfdL, 0xed93fa9bL, - 0xe8d3c48dL, 0x283b57ccL, 0xf8d56629L, 0x79132e28L, - 0x785f0191L, 0xed756055L, 0xf7960e44L, 0xe3d35e8cL, - 0x15056dd4L, 0x88f46dbaL, 0x03a16125L, 0x0564f0bdL, - 0xc3eb9e15L, 0x3c9057a2L, 0x97271aecL, 0xa93a072aL, - 0x1b3f6d9bL, 0x1e6321f5L, 0xf59c66fbL, 0x26dcf319L, - 0x7533d928L, 0xb155fdf5L, 0x03563482L, 0x8aba3cbbL, - 0x28517711L, 0xc20ad9f8L, 0xabcc5167L, 0xccad925fL, - 0x4de81751L, 0x3830dc8eL, 0x379d5862L, 0x9320f991L, - 0xea7a90c2L, 0xfb3e7bceL, 0x5121ce64L, 0x774fbe32L, - 0xa8b6e37eL, 0xc3293d46L, 0x48de5369L, 0x6413e680L, - 0xa2ae0810L, 0xdd6db224L, 0x69852dfdL, 0x09072166L, - 0xb39a460aL, 0x6445c0ddL, 0x586cdecfL, 0x1c20c8aeL, - 0x5bbef7ddL, 0x1b588d40L, 0xccd2017fL, 0x6bb4e3bbL, - 0xdda26a7eL, 0x3a59ff45L, 0x3e350a44L, 0xbcb4cdd5L, - 0x72eacea8L, 0xfa6484bbL, 0x8d6612aeL, 0xbf3c6f47L, - 0xd29be463L, 0x542f5d9eL, 0xaec2771bL, 0xf64e6370L, - 0x740e0d8dL, 0xe75b1357L, 0xf8721671L, 0xaf537d5dL, - 0x4040cb08L, 0x4eb4e2ccL, 0x34d2466aL, 0x0115af84L, - 0xe1b00428L, 0x95983a1dL, 0x06b89fb4L, 0xce6ea048L, - 0x6f3f3b82L, 0x3520ab82L, 0x011a1d4bL, 0x277227f8L, - 0x611560b1L, 0xe7933fdcL, 0xbb3a792bL, 0x344525bdL, - 0xa08839e1L, 0x51ce794bL, 0x2f32c9b7L, 0xa01fbac9L, - 0xe01cc87eL, 0xbcc7d1f6L, 0xcf0111c3L, 0xa1e8aac7L, - 0x1a908749L, 0xd44fbd9aL, 0xd0dadecbL, 0xd50ada38L, - 0x0339c32aL, 0xc6913667L, 0x8df9317cL, 0xe0b12b4fL, - 0xf79e59b7L, 0x43f5bb3aL, 0xf2d519ffL, 0x27d9459cL, - 0xbf97222cL, 0x15e6fc2aL, 0x0f91fc71L, 0x9b941525L, - 0xfae59361L, 0xceb69cebL, 0xc2a86459L, 0x12baa8d1L, - 0xb6c1075eL, 0xe3056a0cL, 0x10d25065L, 0xcb03a442L, - 0xe0ec6e0eL, 0x1698db3bL, 0x4c98a0beL, 0x3278e964L, - 0x9f1f9532L, 0xe0d392dfL, 0xd3a0342bL, 0x8971f21eL, - 0x1b0a7441L, 0x4ba3348cL, 0xc5be7120L, 0xc37632d8L, - 0xdf359f8dL, 0x9b992f2eL, 0xe60b6f47L, 0x0fe3f11dL, - 0xe54cda54L, 0x1edad891L, 0xce6279cfL, 0xcd3e7e6fL, - 0x1618b166L, 0xfd2c1d05L, 0x848fd2c5L, 0xf6fb2299L, - 0xf523f357L, 0xa6327623L, 0x93a83531L, 0x56cccd02L, - 0xacf08162L, 0x5a75ebb5L, 0x6e163697L, 0x88d273ccL, - 0xde966292L, 0x81b949d0L, 0x4c50901bL, 0x71c65614L, - 0xe6c6c7bdL, 0x327a140aL, 0x45e1d006L, 0xc3f27b9aL, - 0xc9aa53fdL, 0x62a80f00L, 0xbb25bfe2L, 0x35bdd2f6L, - 0x71126905L, 0xb2040222L, 0xb6cbcf7cL, 0xcd769c2bL, - 0x53113ec0L, 0x1640e3d3L, 0x38abbd60L, 0x2547adf0L, - 0xba38209cL, 0xf746ce76L, 0x77afa1c5L, 0x20756060L, - 0x85cbfe4eL, 0x8ae88dd8L, 0x7aaaf9b0L, 0x4cf9aa7eL, - 0x1948c25cL, 0x02fb8a8cL, 0x01c36ae4L, 0xd6ebe1f9L, - 0x90d4f869L, 0xa65cdea0L, 0x3f09252dL, 0xc208e69fL, - 0xb74e6132L, 0xce77e25bL, 0x578fdfe3L, 0x3ac372e6L, - } -}; - -void -BF_set_key(BF_KEY *key, int len, const unsigned char *data) -{ - int i; - BF_LONG *p, ri, in[2]; - const unsigned char *d, *end; - - memcpy(key, &bf_init, sizeof(BF_KEY)); - p = key->P; - - if (len > ((BF_ROUNDS + 2)*4)) - len = (BF_ROUNDS + 2)*4; - - d = data; - end = &(data[len]); - for (i = 0; i < (BF_ROUNDS + 2); i++) { - ri= *(d++); - if (d >= end) - d = data; - - ri <<= 8; - ri |= *(d++); - if (d >= end) - d = data; - - ri <<= 8; - ri |= *(d++); - if (d >= end) - d = data; - - ri <<= 8; - ri |= *(d++); - if (d >= end) - d = data; - - p[i]^=ri; - } - - in[0] = 0L; - in[1] = 0L; - for (i = 0; i < (BF_ROUNDS + 2); i += 2) { - BF_encrypt(in, key); - p[i ] = in[0]; - p[i + 1] = in[1]; - } - - p = key->S; - for (i = 0; i < 4*256; i += 2) { - BF_encrypt(in, key); - p[i ] = in[0]; - p[i + 1] = in[1]; - } -} diff --git a/lib/libcrypto/bf/blowfish.c b/lib/libcrypto/bf/blowfish.c new file mode 100644 index 00000000000..4fa8a563f16 --- /dev/null +++ b/lib/libcrypto/bf/blowfish.c @@ -0,0 +1,761 @@ +/* $OpenBSD: blowfish.c,v 1.1 2024/03/27 11:24:15 jsing Exp $ */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include + +#include + +#include "bf_local.h" + +/* + * Blowfish as implemented from 'Blowfish: Springer-Verlag paper' + * (From LECTURE NOTES IN COMPUTER SCIENCE 809, FAST SOFTWARE ENCRYPTION, + * CAMBRIDGE SECURITY WORKSHOP, CAMBRIDGE, U.K., DECEMBER 9-11, 1993) + */ + +#if (BF_ROUNDS != 16) && (BF_ROUNDS != 20) +#error If you set BF_ROUNDS to some value other than 16 or 20, you will have \ +to modify the code. +#endif + +static const BF_KEY bf_init = { + .P = { + 0x243f6a88L, 0x85a308d3L, 0x13198a2eL, 0x03707344L, + 0xa4093822L, 0x299f31d0L, 0x082efa98L, 0xec4e6c89L, + 0x452821e6L, 0x38d01377L, 0xbe5466cfL, 0x34e90c6cL, + 0xc0ac29b7L, 0xc97c50ddL, 0x3f84d5b5L, 0xb5470917L, + 0x9216d5d9L, 0x8979fb1b + }, + .S = { + 0xd1310ba6L, 0x98dfb5acL, 0x2ffd72dbL, 0xd01adfb7L, + 0xb8e1afedL, 0x6a267e96L, 0xba7c9045L, 0xf12c7f99L, + 0x24a19947L, 0xb3916cf7L, 0x0801f2e2L, 0x858efc16L, + 0x636920d8L, 0x71574e69L, 0xa458fea3L, 0xf4933d7eL, + 0x0d95748fL, 0x728eb658L, 0x718bcd58L, 0x82154aeeL, + 0x7b54a41dL, 0xc25a59b5L, 0x9c30d539L, 0x2af26013L, + 0xc5d1b023L, 0x286085f0L, 0xca417918L, 0xb8db38efL, + 0x8e79dcb0L, 0x603a180eL, 0x6c9e0e8bL, 0xb01e8a3eL, + 0xd71577c1L, 0xbd314b27L, 0x78af2fdaL, 0x55605c60L, + 0xe65525f3L, 0xaa55ab94L, 0x57489862L, 0x63e81440L, + 0x55ca396aL, 0x2aab10b6L, 0xb4cc5c34L, 0x1141e8ceL, + 0xa15486afL, 0x7c72e993L, 0xb3ee1411L, 0x636fbc2aL, + 0x2ba9c55dL, 0x741831f6L, 0xce5c3e16L, 0x9b87931eL, + 0xafd6ba33L, 0x6c24cf5cL, 0x7a325381L, 0x28958677L, + 0x3b8f4898L, 0x6b4bb9afL, 0xc4bfe81bL, 0x66282193L, + 0x61d809ccL, 0xfb21a991L, 0x487cac60L, 0x5dec8032L, + 0xef845d5dL, 0xe98575b1L, 0xdc262302L, 0xeb651b88L, + 0x23893e81L, 0xd396acc5L, 0x0f6d6ff3L, 0x83f44239L, + 0x2e0b4482L, 0xa4842004L, 0x69c8f04aL, 0x9e1f9b5eL, + 0x21c66842L, 0xf6e96c9aL, 0x670c9c61L, 0xabd388f0L, + 0x6a51a0d2L, 0xd8542f68L, 0x960fa728L, 0xab5133a3L, + 0x6eef0b6cL, 0x137a3be4L, 0xba3bf050L, 0x7efb2a98L, + 0xa1f1651dL, 0x39af0176L, 0x66ca593eL, 0x82430e88L, + 0x8cee8619L, 0x456f9fb4L, 0x7d84a5c3L, 0x3b8b5ebeL, + 0xe06f75d8L, 0x85c12073L, 0x401a449fL, 0x56c16aa6L, + 0x4ed3aa62L, 0x363f7706L, 0x1bfedf72L, 0x429b023dL, + 0x37d0d724L, 0xd00a1248L, 0xdb0fead3L, 0x49f1c09bL, + 0x075372c9L, 0x80991b7bL, 0x25d479d8L, 0xf6e8def7L, + 0xe3fe501aL, 0xb6794c3bL, 0x976ce0bdL, 0x04c006baL, + 0xc1a94fb6L, 0x409f60c4L, 0x5e5c9ec2L, 0x196a2463L, + 0x68fb6fafL, 0x3e6c53b5L, 0x1339b2ebL, 0x3b52ec6fL, + 0x6dfc511fL, 0x9b30952cL, 0xcc814544L, 0xaf5ebd09L, + 0xbee3d004L, 0xde334afdL, 0x660f2807L, 0x192e4bb3L, + 0xc0cba857L, 0x45c8740fL, 0xd20b5f39L, 0xb9d3fbdbL, + 0x5579c0bdL, 0x1a60320aL, 0xd6a100c6L, 0x402c7279L, + 0x679f25feL, 0xfb1fa3ccL, 0x8ea5e9f8L, 0xdb3222f8L, + 0x3c7516dfL, 0xfd616b15L, 0x2f501ec8L, 0xad0552abL, + 0x323db5faL, 0xfd238760L, 0x53317b48L, 0x3e00df82L, + 0x9e5c57bbL, 0xca6f8ca0L, 0x1a87562eL, 0xdf1769dbL, + 0xd542a8f6L, 0x287effc3L, 0xac6732c6L, 0x8c4f5573L, + 0x695b27b0L, 0xbbca58c8L, 0xe1ffa35dL, 0xb8f011a0L, + 0x10fa3d98L, 0xfd2183b8L, 0x4afcb56cL, 0x2dd1d35bL, + 0x9a53e479L, 0xb6f84565L, 0xd28e49bcL, 0x4bfb9790L, + 0xe1ddf2daL, 0xa4cb7e33L, 0x62fb1341L, 0xcee4c6e8L, + 0xef20cadaL, 0x36774c01L, 0xd07e9efeL, 0x2bf11fb4L, + 0x95dbda4dL, 0xae909198L, 0xeaad8e71L, 0x6b93d5a0L, + 0xd08ed1d0L, 0xafc725e0L, 0x8e3c5b2fL, 0x8e7594b7L, + 0x8ff6e2fbL, 0xf2122b64L, 0x8888b812L, 0x900df01cL, + 0x4fad5ea0L, 0x688fc31cL, 0xd1cff191L, 0xb3a8c1adL, + 0x2f2f2218L, 0xbe0e1777L, 0xea752dfeL, 0x8b021fa1L, + 0xe5a0cc0fL, 0xb56f74e8L, 0x18acf3d6L, 0xce89e299L, + 0xb4a84fe0L, 0xfd13e0b7L, 0x7cc43b81L, 0xd2ada8d9L, + 0x165fa266L, 0x80957705L, 0x93cc7314L, 0x211a1477L, + 0xe6ad2065L, 0x77b5fa86L, 0xc75442f5L, 0xfb9d35cfL, + 0xebcdaf0cL, 0x7b3e89a0L, 0xd6411bd3L, 0xae1e7e49L, + 0x00250e2dL, 0x2071b35eL, 0x226800bbL, 0x57b8e0afL, + 0x2464369bL, 0xf009b91eL, 0x5563911dL, 0x59dfa6aaL, + 0x78c14389L, 0xd95a537fL, 0x207d5ba2L, 0x02e5b9c5L, + 0x83260376L, 0x6295cfa9L, 0x11c81968L, 0x4e734a41L, + 0xb3472dcaL, 0x7b14a94aL, 0x1b510052L, 0x9a532915L, + 0xd60f573fL, 0xbc9bc6e4L, 0x2b60a476L, 0x81e67400L, + 0x08ba6fb5L, 0x571be91fL, 0xf296ec6bL, 0x2a0dd915L, + 0xb6636521L, 0xe7b9f9b6L, 0xff34052eL, 0xc5855664L, + 0x53b02d5dL, 0xa99f8fa1L, 0x08ba4799L, 0x6e85076aL, + 0x4b7a70e9L, 0xb5b32944L, 0xdb75092eL, 0xc4192623L, + 0xad6ea6b0L, 0x49a7df7dL, 0x9cee60b8L, 0x8fedb266L, + 0xecaa8c71L, 0x699a17ffL, 0x5664526cL, 0xc2b19ee1L, + 0x193602a5L, 0x75094c29L, 0xa0591340L, 0xe4183a3eL, + 0x3f54989aL, 0x5b429d65L, 0x6b8fe4d6L, 0x99f73fd6L, + 0xa1d29c07L, 0xefe830f5L, 0x4d2d38e6L, 0xf0255dc1L, + 0x4cdd2086L, 0x8470eb26L, 0x6382e9c6L, 0x021ecc5eL, + 0x09686b3fL, 0x3ebaefc9L, 0x3c971814L, 0x6b6a70a1L, + 0x687f3584L, 0x52a0e286L, 0xb79c5305L, 0xaa500737L, + 0x3e07841cL, 0x7fdeae5cL, 0x8e7d44ecL, 0x5716f2b8L, + 0xb03ada37L, 0xf0500c0dL, 0xf01c1f04L, 0x0200b3ffL, + 0xae0cf51aL, 0x3cb574b2L, 0x25837a58L, 0xdc0921bdL, + 0xd19113f9L, 0x7ca92ff6L, 0x94324773L, 0x22f54701L, + 0x3ae5e581L, 0x37c2dadcL, 0xc8b57634L, 0x9af3dda7L, + 0xa9446146L, 0x0fd0030eL, 0xecc8c73eL, 0xa4751e41L, + 0xe238cd99L, 0x3bea0e2fL, 0x3280bba1L, 0x183eb331L, + 0x4e548b38L, 0x4f6db908L, 0x6f420d03L, 0xf60a04bfL, + 0x2cb81290L, 0x24977c79L, 0x5679b072L, 0xbcaf89afL, + 0xde9a771fL, 0xd9930810L, 0xb38bae12L, 0xdccf3f2eL, + 0x5512721fL, 0x2e6b7124L, 0x501adde6L, 0x9f84cd87L, + 0x7a584718L, 0x7408da17L, 0xbc9f9abcL, 0xe94b7d8cL, + 0xec7aec3aL, 0xdb851dfaL, 0x63094366L, 0xc464c3d2L, + 0xef1c1847L, 0x3215d908L, 0xdd433b37L, 0x24c2ba16L, + 0x12a14d43L, 0x2a65c451L, 0x50940002L, 0x133ae4ddL, + 0x71dff89eL, 0x10314e55L, 0x81ac77d6L, 0x5f11199bL, + 0x043556f1L, 0xd7a3c76bL, 0x3c11183bL, 0x5924a509L, + 0xf28fe6edL, 0x97f1fbfaL, 0x9ebabf2cL, 0x1e153c6eL, + 0x86e34570L, 0xeae96fb1L, 0x860e5e0aL, 0x5a3e2ab3L, + 0x771fe71cL, 0x4e3d06faL, 0x2965dcb9L, 0x99e71d0fL, + 0x803e89d6L, 0x5266c825L, 0x2e4cc978L, 0x9c10b36aL, + 0xc6150ebaL, 0x94e2ea78L, 0xa5fc3c53L, 0x1e0a2df4L, + 0xf2f74ea7L, 0x361d2b3dL, 0x1939260fL, 0x19c27960L, + 0x5223a708L, 0xf71312b6L, 0xebadfe6eL, 0xeac31f66L, + 0xe3bc4595L, 0xa67bc883L, 0xb17f37d1L, 0x018cff28L, + 0xc332ddefL, 0xbe6c5aa5L, 0x65582185L, 0x68ab9802L, + 0xeecea50fL, 0xdb2f953bL, 0x2aef7dadL, 0x5b6e2f84L, + 0x1521b628L, 0x29076170L, 0xecdd4775L, 0x619f1510L, + 0x13cca830L, 0xeb61bd96L, 0x0334fe1eL, 0xaa0363cfL, + 0xb5735c90L, 0x4c70a239L, 0xd59e9e0bL, 0xcbaade14L, + 0xeecc86bcL, 0x60622ca7L, 0x9cab5cabL, 0xb2f3846eL, + 0x648b1eafL, 0x19bdf0caL, 0xa02369b9L, 0x655abb50L, + 0x40685a32L, 0x3c2ab4b3L, 0x319ee9d5L, 0xc021b8f7L, + 0x9b540b19L, 0x875fa099L, 0x95f7997eL, 0x623d7da8L, + 0xf837889aL, 0x97e32d77L, 0x11ed935fL, 0x16681281L, + 0x0e358829L, 0xc7e61fd6L, 0x96dedfa1L, 0x7858ba99L, + 0x57f584a5L, 0x1b227263L, 0x9b83c3ffL, 0x1ac24696L, + 0xcdb30aebL, 0x532e3054L, 0x8fd948e4L, 0x6dbc3128L, + 0x58ebf2efL, 0x34c6ffeaL, 0xfe28ed61L, 0xee7c3c73L, + 0x5d4a14d9L, 0xe864b7e3L, 0x42105d14L, 0x203e13e0L, + 0x45eee2b6L, 0xa3aaabeaL, 0xdb6c4f15L, 0xfacb4fd0L, + 0xc742f442L, 0xef6abbb5L, 0x654f3b1dL, 0x41cd2105L, + 0xd81e799eL, 0x86854dc7L, 0xe44b476aL, 0x3d816250L, + 0xcf62a1f2L, 0x5b8d2646L, 0xfc8883a0L, 0xc1c7b6a3L, + 0x7f1524c3L, 0x69cb7492L, 0x47848a0bL, 0x5692b285L, + 0x095bbf00L, 0xad19489dL, 0x1462b174L, 0x23820e00L, + 0x58428d2aL, 0x0c55f5eaL, 0x1dadf43eL, 0x233f7061L, + 0x3372f092L, 0x8d937e41L, 0xd65fecf1L, 0x6c223bdbL, + 0x7cde3759L, 0xcbee7460L, 0x4085f2a7L, 0xce77326eL, + 0xa6078084L, 0x19f8509eL, 0xe8efd855L, 0x61d99735L, + 0xa969a7aaL, 0xc50c06c2L, 0x5a04abfcL, 0x800bcadcL, + 0x9e447a2eL, 0xc3453484L, 0xfdd56705L, 0x0e1e9ec9L, + 0xdb73dbd3L, 0x105588cdL, 0x675fda79L, 0xe3674340L, + 0xc5c43465L, 0x713e38d8L, 0x3d28f89eL, 0xf16dff20L, + 0x153e21e7L, 0x8fb03d4aL, 0xe6e39f2bL, 0xdb83adf7L, + 0xe93d5a68L, 0x948140f7L, 0xf64c261cL, 0x94692934L, + 0x411520f7L, 0x7602d4f7L, 0xbcf46b2eL, 0xd4a20068L, + 0xd4082471L, 0x3320f46aL, 0x43b7d4b7L, 0x500061afL, + 0x1e39f62eL, 0x97244546L, 0x14214f74L, 0xbf8b8840L, + 0x4d95fc1dL, 0x96b591afL, 0x70f4ddd3L, 0x66a02f45L, + 0xbfbc09ecL, 0x03bd9785L, 0x7fac6dd0L, 0x31cb8504L, + 0x96eb27b3L, 0x55fd3941L, 0xda2547e6L, 0xabca0a9aL, + 0x28507825L, 0x530429f4L, 0x0a2c86daL, 0xe9b66dfbL, + 0x68dc1462L, 0xd7486900L, 0x680ec0a4L, 0x27a18deeL, + 0x4f3ffea2L, 0xe887ad8cL, 0xb58ce006L, 0x7af4d6b6L, + 0xaace1e7cL, 0xd3375fecL, 0xce78a399L, 0x406b2a42L, + 0x20fe9e35L, 0xd9f385b9L, 0xee39d7abL, 0x3b124e8bL, + 0x1dc9faf7L, 0x4b6d1856L, 0x26a36631L, 0xeae397b2L, + 0x3a6efa74L, 0xdd5b4332L, 0x6841e7f7L, 0xca7820fbL, + 0xfb0af54eL, 0xd8feb397L, 0x454056acL, 0xba489527L, + 0x55533a3aL, 0x20838d87L, 0xfe6ba9b7L, 0xd096954bL, + 0x55a867bcL, 0xa1159a58L, 0xcca92963L, 0x99e1db33L, + 0xa62a4a56L, 0x3f3125f9L, 0x5ef47e1cL, 0x9029317cL, + 0xfdf8e802L, 0x04272f70L, 0x80bb155cL, 0x05282ce3L, + 0x95c11548L, 0xe4c66d22L, 0x48c1133fL, 0xc70f86dcL, + 0x07f9c9eeL, 0x41041f0fL, 0x404779a4L, 0x5d886e17L, + 0x325f51ebL, 0xd59bc0d1L, 0xf2bcc18fL, 0x41113564L, + 0x257b7834L, 0x602a9c60L, 0xdff8e8a3L, 0x1f636c1bL, + 0x0e12b4c2L, 0x02e1329eL, 0xaf664fd1L, 0xcad18115L, + 0x6b2395e0L, 0x333e92e1L, 0x3b240b62L, 0xeebeb922L, + 0x85b2a20eL, 0xe6ba0d99L, 0xde720c8cL, 0x2da2f728L, + 0xd0127845L, 0x95b794fdL, 0x647d0862L, 0xe7ccf5f0L, + 0x5449a36fL, 0x877d48faL, 0xc39dfd27L, 0xf33e8d1eL, + 0x0a476341L, 0x992eff74L, 0x3a6f6eabL, 0xf4f8fd37L, + 0xa812dc60L, 0xa1ebddf8L, 0x991be14cL, 0xdb6e6b0dL, + 0xc67b5510L, 0x6d672c37L, 0x2765d43bL, 0xdcd0e804L, + 0xf1290dc7L, 0xcc00ffa3L, 0xb5390f92L, 0x690fed0bL, + 0x667b9ffbL, 0xcedb7d9cL, 0xa091cf0bL, 0xd9155ea3L, + 0xbb132f88L, 0x515bad24L, 0x7b9479bfL, 0x763bd6ebL, + 0x37392eb3L, 0xcc115979L, 0x8026e297L, 0xf42e312dL, + 0x6842ada7L, 0xc66a2b3bL, 0x12754cccL, 0x782ef11cL, + 0x6a124237L, 0xb79251e7L, 0x06a1bbe6L, 0x4bfb6350L, + 0x1a6b1018L, 0x11caedfaL, 0x3d25bdd8L, 0xe2e1c3c9L, + 0x44421659L, 0x0a121386L, 0xd90cec6eL, 0xd5abea2aL, + 0x64af674eL, 0xda86a85fL, 0xbebfe988L, 0x64e4c3feL, + 0x9dbc8057L, 0xf0f7c086L, 0x60787bf8L, 0x6003604dL, + 0xd1fd8346L, 0xf6381fb0L, 0x7745ae04L, 0xd736fcccL, + 0x83426b33L, 0xf01eab71L, 0xb0804187L, 0x3c005e5fL, + 0x77a057beL, 0xbde8ae24L, 0x55464299L, 0xbf582e61L, + 0x4e58f48fL, 0xf2ddfda2L, 0xf474ef38L, 0x8789bdc2L, + 0x5366f9c3L, 0xc8b38e74L, 0xb475f255L, 0x46fcd9b9L, + 0x7aeb2661L, 0x8b1ddf84L, 0x846a0e79L, 0x915f95e2L, + 0x466e598eL, 0x20b45770L, 0x8cd55591L, 0xc902de4cL, + 0xb90bace1L, 0xbb8205d0L, 0x11a86248L, 0x7574a99eL, + 0xb77f19b6L, 0xe0a9dc09L, 0x662d09a1L, 0xc4324633L, + 0xe85a1f02L, 0x09f0be8cL, 0x4a99a025L, 0x1d6efe10L, + 0x1ab93d1dL, 0x0ba5a4dfL, 0xa186f20fL, 0x2868f169L, + 0xdcb7da83L, 0x573906feL, 0xa1e2ce9bL, 0x4fcd7f52L, + 0x50115e01L, 0xa70683faL, 0xa002b5c4L, 0x0de6d027L, + 0x9af88c27L, 0x773f8641L, 0xc3604c06L, 0x61a806b5L, + 0xf0177a28L, 0xc0f586e0L, 0x006058aaL, 0x30dc7d62L, + 0x11e69ed7L, 0x2338ea63L, 0x53c2dd94L, 0xc2c21634L, + 0xbbcbee56L, 0x90bcb6deL, 0xebfc7da1L, 0xce591d76L, + 0x6f05e409L, 0x4b7c0188L, 0x39720a3dL, 0x7c927c24L, + 0x86e3725fL, 0x724d9db9L, 0x1ac15bb4L, 0xd39eb8fcL, + 0xed545578L, 0x08fca5b5L, 0xd83d7cd3L, 0x4dad0fc4L, + 0x1e50ef5eL, 0xb161e6f8L, 0xa28514d9L, 0x6c51133cL, + 0x6fd5c7e7L, 0x56e14ec4L, 0x362abfceL, 0xddc6c837L, + 0xd79a3234L, 0x92638212L, 0x670efa8eL, 0x406000e0L, + 0x3a39ce37L, 0xd3faf5cfL, 0xabc27737L, 0x5ac52d1bL, + 0x5cb0679eL, 0x4fa33742L, 0xd3822740L, 0x99bc9bbeL, + 0xd5118e9dL, 0xbf0f7315L, 0xd62d1c7eL, 0xc700c47bL, + 0xb78c1b6bL, 0x21a19045L, 0xb26eb1beL, 0x6a366eb4L, + 0x5748ab2fL, 0xbc946e79L, 0xc6a376d2L, 0x6549c2c8L, + 0x530ff8eeL, 0x468dde7dL, 0xd5730a1dL, 0x4cd04dc6L, + 0x2939bbdbL, 0xa9ba4650L, 0xac9526e8L, 0xbe5ee304L, + 0xa1fad5f0L, 0x6a2d519aL, 0x63ef8ce2L, 0x9a86ee22L, + 0xc089c2b8L, 0x43242ef6L, 0xa51e03aaL, 0x9cf2d0a4L, + 0x83c061baL, 0x9be96a4dL, 0x8fe51550L, 0xba645bd6L, + 0x2826a2f9L, 0xa73a3ae1L, 0x4ba99586L, 0xef5562e9L, + 0xc72fefd3L, 0xf752f7daL, 0x3f046f69L, 0x77fa0a59L, + 0x80e4a915L, 0x87b08601L, 0x9b09e6adL, 0x3b3ee593L, + 0xe990fd5aL, 0x9e34d797L, 0x2cf0b7d9L, 0x022b8b51L, + 0x96d5ac3aL, 0x017da67dL, 0xd1cf3ed6L, 0x7c7d2d28L, + 0x1f9f25cfL, 0xadf2b89bL, 0x5ad6b472L, 0x5a88f54cL, + 0xe029ac71L, 0xe019a5e6L, 0x47b0acfdL, 0xed93fa9bL, + 0xe8d3c48dL, 0x283b57ccL, 0xf8d56629L, 0x79132e28L, + 0x785f0191L, 0xed756055L, 0xf7960e44L, 0xe3d35e8cL, + 0x15056dd4L, 0x88f46dbaL, 0x03a16125L, 0x0564f0bdL, + 0xc3eb9e15L, 0x3c9057a2L, 0x97271aecL, 0xa93a072aL, + 0x1b3f6d9bL, 0x1e6321f5L, 0xf59c66fbL, 0x26dcf319L, + 0x7533d928L, 0xb155fdf5L, 0x03563482L, 0x8aba3cbbL, + 0x28517711L, 0xc20ad9f8L, 0xabcc5167L, 0xccad925fL, + 0x4de81751L, 0x3830dc8eL, 0x379d5862L, 0x9320f991L, + 0xea7a90c2L, 0xfb3e7bceL, 0x5121ce64L, 0x774fbe32L, + 0xa8b6e37eL, 0xc3293d46L, 0x48de5369L, 0x6413e680L, + 0xa2ae0810L, 0xdd6db224L, 0x69852dfdL, 0x09072166L, + 0xb39a460aL, 0x6445c0ddL, 0x586cdecfL, 0x1c20c8aeL, + 0x5bbef7ddL, 0x1b588d40L, 0xccd2017fL, 0x6bb4e3bbL, + 0xdda26a7eL, 0x3a59ff45L, 0x3e350a44L, 0xbcb4cdd5L, + 0x72eacea8L, 0xfa6484bbL, 0x8d6612aeL, 0xbf3c6f47L, + 0xd29be463L, 0x542f5d9eL, 0xaec2771bL, 0xf64e6370L, + 0x740e0d8dL, 0xe75b1357L, 0xf8721671L, 0xaf537d5dL, + 0x4040cb08L, 0x4eb4e2ccL, 0x34d2466aL, 0x0115af84L, + 0xe1b00428L, 0x95983a1dL, 0x06b89fb4L, 0xce6ea048L, + 0x6f3f3b82L, 0x3520ab82L, 0x011a1d4bL, 0x277227f8L, + 0x611560b1L, 0xe7933fdcL, 0xbb3a792bL, 0x344525bdL, + 0xa08839e1L, 0x51ce794bL, 0x2f32c9b7L, 0xa01fbac9L, + 0xe01cc87eL, 0xbcc7d1f6L, 0xcf0111c3L, 0xa1e8aac7L, + 0x1a908749L, 0xd44fbd9aL, 0xd0dadecbL, 0xd50ada38L, + 0x0339c32aL, 0xc6913667L, 0x8df9317cL, 0xe0b12b4fL, + 0xf79e59b7L, 0x43f5bb3aL, 0xf2d519ffL, 0x27d9459cL, + 0xbf97222cL, 0x15e6fc2aL, 0x0f91fc71L, 0x9b941525L, + 0xfae59361L, 0xceb69cebL, 0xc2a86459L, 0x12baa8d1L, + 0xb6c1075eL, 0xe3056a0cL, 0x10d25065L, 0xcb03a442L, + 0xe0ec6e0eL, 0x1698db3bL, 0x4c98a0beL, 0x3278e964L, + 0x9f1f9532L, 0xe0d392dfL, 0xd3a0342bL, 0x8971f21eL, + 0x1b0a7441L, 0x4ba3348cL, 0xc5be7120L, 0xc37632d8L, + 0xdf359f8dL, 0x9b992f2eL, 0xe60b6f47L, 0x0fe3f11dL, + 0xe54cda54L, 0x1edad891L, 0xce6279cfL, 0xcd3e7e6fL, + 0x1618b166L, 0xfd2c1d05L, 0x848fd2c5L, 0xf6fb2299L, + 0xf523f357L, 0xa6327623L, 0x93a83531L, 0x56cccd02L, + 0xacf08162L, 0x5a75ebb5L, 0x6e163697L, 0x88d273ccL, + 0xde966292L, 0x81b949d0L, 0x4c50901bL, 0x71c65614L, + 0xe6c6c7bdL, 0x327a140aL, 0x45e1d006L, 0xc3f27b9aL, + 0xc9aa53fdL, 0x62a80f00L, 0xbb25bfe2L, 0x35bdd2f6L, + 0x71126905L, 0xb2040222L, 0xb6cbcf7cL, 0xcd769c2bL, + 0x53113ec0L, 0x1640e3d3L, 0x38abbd60L, 0x2547adf0L, + 0xba38209cL, 0xf746ce76L, 0x77afa1c5L, 0x20756060L, + 0x85cbfe4eL, 0x8ae88dd8L, 0x7aaaf9b0L, 0x4cf9aa7eL, + 0x1948c25cL, 0x02fb8a8cL, 0x01c36ae4L, 0xd6ebe1f9L, + 0x90d4f869L, 0xa65cdea0L, 0x3f09252dL, 0xc208e69fL, + 0xb74e6132L, 0xce77e25bL, 0x578fdfe3L, 0x3ac372e6L, + } +}; + +void +BF_encrypt(BF_LONG *data, const BF_KEY *key) +{ +#ifndef BF_PTR2 + BF_LONG l, r; + const BF_LONG *p, *s; + + p = key->P; + s = &(key->S[0]); + l = data[0]; + r = data[1]; + + l ^= p[0]; + BF_ENC(r, l,s, p[1]); + BF_ENC(l, r,s, p[2]); + BF_ENC(r, l,s, p[3]); + BF_ENC(l, r,s, p[4]); + BF_ENC(r, l,s, p[5]); + BF_ENC(l, r,s, p[6]); + BF_ENC(r, l,s, p[7]); + BF_ENC(l, r,s, p[8]); + BF_ENC(r, l,s, p[9]); + BF_ENC(l, r,s, p[10]); + BF_ENC(r, l,s, p[11]); + BF_ENC(l, r,s, p[12]); + BF_ENC(r, l,s, p[13]); + BF_ENC(l, r,s, p[14]); + BF_ENC(r, l,s, p[15]); + BF_ENC(l, r,s, p[16]); +#if BF_ROUNDS == 20 + BF_ENC(r, l,s, p[17]); + BF_ENC(l, r,s, p[18]); + BF_ENC(r, l,s, p[19]); + BF_ENC(l, r,s, p[20]); +#endif + r ^= p[BF_ROUNDS + 1]; + + data[1] = l&0xffffffffL; + data[0] = r&0xffffffffL; +#else + BF_LONG l, r,t, *k; + + l = data[0]; + r = data[1]; + k = (BF_LONG*)key; + + l ^= k[0]; + BF_ENC(r, l, k, 1); + BF_ENC(l, r, k, 2); + BF_ENC(r, l, k, 3); + BF_ENC(l, r, k, 4); + BF_ENC(r, l, k, 5); + BF_ENC(l, r, k, 6); + BF_ENC(r, l, k, 7); + BF_ENC(l, r, k, 8); + BF_ENC(r, l, k, 9); + BF_ENC(l, r,k, 10); + BF_ENC(r, l,k, 11); + BF_ENC(l, r,k, 12); + BF_ENC(r, l,k, 13); + BF_ENC(l, r,k, 14); + BF_ENC(r, l,k, 15); + BF_ENC(l, r,k, 16); +#if BF_ROUNDS == 20 + BF_ENC(r, l,k, 17); + BF_ENC(l, r,k, 18); + BF_ENC(r, l,k, 19); + BF_ENC(l, r,k, 20); +#endif + r ^= k[BF_ROUNDS + 1]; + + data[1] = l&0xffffffffL; + data[0] = r&0xffffffffL; +#endif +} + +#ifndef BF_DEFAULT_OPTIONS + +void +BF_decrypt(BF_LONG *data, const BF_KEY *key) +{ +#ifndef BF_PTR2 + BF_LONG l, r; + const BF_LONG *p, *s; + + p = key->P; + s = &(key->S[0]); + l = data[0]; + r = data[1]; + + l ^= p[BF_ROUNDS + 1]; +#if BF_ROUNDS == 20 + BF_ENC(r, l,s, p[20]); + BF_ENC(l, r,s, p[19]); + BF_ENC(r, l,s, p[18]); + BF_ENC(l, r,s, p[17]); +#endif + BF_ENC(r, l,s, p[16]); + BF_ENC(l, r,s, p[15]); + BF_ENC(r, l,s, p[14]); + BF_ENC(l, r,s, p[13]); + BF_ENC(r, l,s, p[12]); + BF_ENC(l, r,s, p[11]); + BF_ENC(r, l,s, p[10]); + BF_ENC(l, r,s, p[9]); + BF_ENC(r, l,s, p[8]); + BF_ENC(l, r,s, p[7]); + BF_ENC(r, l,s, p[6]); + BF_ENC(l, r,s, p[5]); + BF_ENC(r, l,s, p[4]); + BF_ENC(l, r,s, p[3]); + BF_ENC(r, l,s, p[2]); + BF_ENC(l, r,s, p[1]); + r ^= p[0]; + + data[1] = l&0xffffffffL; + data[0] = r&0xffffffffL; +#else + BF_LONG l, r,t, *k; + + l = data[0]; + r = data[1]; + k = (BF_LONG *)key; + + l ^= k[BF_ROUNDS + 1]; +#if BF_ROUNDS == 20 + BF_ENC(r, l,k, 20); + BF_ENC(l, r,k, 19); + BF_ENC(r, l,k, 18); + BF_ENC(l, r,k, 17); +#endif + BF_ENC(r, l,k, 16); + BF_ENC(l, r,k, 15); + BF_ENC(r, l,k, 14); + BF_ENC(l, r,k, 13); + BF_ENC(r, l,k, 12); + BF_ENC(l, r,k, 11); + BF_ENC(r, l,k, 10); + BF_ENC(l, r, k, 9); + BF_ENC(r, l, k, 8); + BF_ENC(l, r, k, 7); + BF_ENC(r, l, k, 6); + BF_ENC(l, r, k, 5); + BF_ENC(r, l, k, 4); + BF_ENC(l, r, k, 3); + BF_ENC(r, l, k, 2); + BF_ENC(l, r, k, 1); + r ^= k[0]; + + data[1] = l&0xffffffffL; + data[0] = r&0xffffffffL; +#endif +} + +void +BF_cbc_encrypt(const unsigned char *in, unsigned char *out, long length, + const BF_KEY *schedule, unsigned char *ivec, int encrypt) +{ + BF_LONG tin0, tin1; + BF_LONG tout0, tout1, xor0, xor1; + 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; +} + +/* + * The input and output encrypted as though 64bit cfb mode is being + * used. The extra state information to record how much of the + * 64bit block we have used is contained in *num; + */ + +void +BF_cfb64_encrypt(const unsigned char *in, unsigned char *out, long length, + const BF_KEY *schedule, unsigned char *ivec, int *num, int encrypt) +{ + BF_LONG v0, v1, t; + int n= *num; + long l = length; + BF_LONG ti[2]; + unsigned char *iv, c, cc; + + iv = (unsigned char *)ivec; + if (encrypt) { + while (l--) { + if (n == 0) { + n2l(iv, v0); + ti[0] = v0; + n2l(iv, v1); + ti[1] = v1; + BF_encrypt((BF_LONG *)ti, schedule); + iv = (unsigned char *)ivec; + t = ti[0]; + l2n(t, iv); + t = ti[1]; + l2n(t, iv); + iv = (unsigned char *)ivec; + } + c= *(in++)^iv[n]; + *(out++) = c; + iv[n] = c; + n = (n + 1)&0x07; + } + } else { + while (l--) { + if (n == 0) { + n2l(iv, v0); + ti[0] = v0; + n2l(iv, v1); + ti[1] = v1; + BF_encrypt((BF_LONG *)ti, schedule); + iv = (unsigned char *)ivec; + t = ti[0]; + l2n(t, iv); + t = ti[1]; + l2n(t, iv); + iv = (unsigned char *)ivec; + } + cc= *(in++); + c = iv[n]; + iv[n] = cc; + *(out++) = c^cc; + n = (n + 1)&0x07; + } + } + v0 = v1 = ti[0] = ti[1] = t=c = cc = 0; + *num = n; +} + +void +BF_ecb_encrypt(const unsigned char *in, unsigned char *out, + const BF_KEY *key, int encrypt) +{ + BF_LONG l, d[2]; + + n2l(in, l); + d[0] = l; + n2l(in, l); + d[1] = l; + if (encrypt) + BF_encrypt(d, key); + else + BF_decrypt(d, key); + l = d[0]; + l2n(l, out); + l = d[1]; + l2n(l, out); + l = d[0] = d[1] = 0; +} + +/* + * The input and output encrypted as though 64bit ofb mode is being + * used. The extra state information to record how much of the + * 64bit block we have used is contained in *num; + */ +void +BF_ofb64_encrypt(const unsigned char *in, unsigned char *out, long length, + const BF_KEY *schedule, unsigned char *ivec, int *num) +{ + BF_LONG v0, v1, t; + int n= *num; + long l = length; + unsigned char d[8]; + char *dp; + BF_LONG ti[2]; + unsigned char *iv; + int save = 0; + + iv = (unsigned char *)ivec; + n2l(iv, v0); + n2l(iv, v1); + ti[0] = v0; + ti[1] = v1; + dp = (char *)d; + l2n(v0, dp); + l2n(v1, dp); + while (l--) { + if (n == 0) { + BF_encrypt((BF_LONG *)ti, schedule); + dp = (char *)d; + t = ti[0]; + l2n(t, dp); + t = ti[1]; + l2n(t, dp); + save++; + } + *(out++)= *(in++)^d[n]; + n = (n + 1)&0x07; + } + if (save) { + v0 = ti[0]; + v1 = ti[1]; + iv = (unsigned char *)ivec; + l2n(v0, iv); + l2n(v1, iv); + } + t = v0 = v1 = ti[0] = ti[1] = 0; + *num = n; +} + +void +BF_set_key(BF_KEY *key, int len, const unsigned char *data) +{ + int i; + BF_LONG *p, ri, in[2]; + const unsigned char *d, *end; + + memcpy(key, &bf_init, sizeof(BF_KEY)); + p = key->P; + + if (len > ((BF_ROUNDS + 2)*4)) + len = (BF_ROUNDS + 2)*4; + + d = data; + end = &(data[len]); + for (i = 0; i < (BF_ROUNDS + 2); i++) { + ri= *(d++); + if (d >= end) + d = data; + + ri <<= 8; + ri |= *(d++); + if (d >= end) + d = data; + + ri <<= 8; + ri |= *(d++); + if (d >= end) + d = data; + + ri <<= 8; + ri |= *(d++); + if (d >= end) + d = data; + + p[i]^=ri; + } + + in[0] = 0L; + in[1] = 0L; + for (i = 0; i < (BF_ROUNDS + 2); i += 2) { + BF_encrypt(in, key); + p[i ] = in[0]; + p[i + 1] = in[1]; + } + + p = key->S; + for (i = 0; i < 4*256; i += 2) { + BF_encrypt(in, key); + p[i ] = in[0]; + p[i + 1] = in[1]; + } +} +#endif