early-access version 1503
This commit is contained in:
211
externals/mbedtls/library/md4.c
vendored
211
externals/mbedtls/library/md4.c
vendored
@@ -1,8 +1,31 @@
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/*
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* RFC 1186/1320 compliant MD4 implementation
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*
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* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
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* SPDX-License-Identifier: GPL-2.0
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* Copyright The Mbed TLS Contributors
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* SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
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*
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* This file is provided under the Apache License 2.0, or the
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* GNU General Public License v2.0 or later.
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*
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* **********
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* Apache License 2.0:
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* **********
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*
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* **********
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* GNU General Public License v2.0 or later:
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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@@ -18,7 +41,7 @@
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* This file is part of mbed TLS (https://tls.mbed.org)
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* **********
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*/
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/*
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* The MD4 algorithm was designed by Ron Rivest in 1990.
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@@ -120,105 +143,127 @@ void mbedtls_md4_starts( mbedtls_md4_context *ctx )
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int mbedtls_internal_md4_process( mbedtls_md4_context *ctx,
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const unsigned char data[64] )
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{
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uint32_t X[16], A, B, C, D;
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struct
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{
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uint32_t X[16], A, B, C, D;
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} local;
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GET_UINT32_LE( X[ 0], data, 0 );
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GET_UINT32_LE( X[ 1], data, 4 );
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GET_UINT32_LE( X[ 2], data, 8 );
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GET_UINT32_LE( X[ 3], data, 12 );
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GET_UINT32_LE( X[ 4], data, 16 );
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GET_UINT32_LE( X[ 5], data, 20 );
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GET_UINT32_LE( X[ 6], data, 24 );
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GET_UINT32_LE( X[ 7], data, 28 );
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GET_UINT32_LE( X[ 8], data, 32 );
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GET_UINT32_LE( X[ 9], data, 36 );
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GET_UINT32_LE( X[10], data, 40 );
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GET_UINT32_LE( X[11], data, 44 );
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GET_UINT32_LE( X[12], data, 48 );
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GET_UINT32_LE( X[13], data, 52 );
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GET_UINT32_LE( X[14], data, 56 );
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GET_UINT32_LE( X[15], data, 60 );
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GET_UINT32_LE( local.X[ 0], data, 0 );
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GET_UINT32_LE( local.X[ 1], data, 4 );
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GET_UINT32_LE( local.X[ 2], data, 8 );
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GET_UINT32_LE( local.X[ 3], data, 12 );
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GET_UINT32_LE( local.X[ 4], data, 16 );
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GET_UINT32_LE( local.X[ 5], data, 20 );
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GET_UINT32_LE( local.X[ 6], data, 24 );
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GET_UINT32_LE( local.X[ 7], data, 28 );
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GET_UINT32_LE( local.X[ 8], data, 32 );
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GET_UINT32_LE( local.X[ 9], data, 36 );
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GET_UINT32_LE( local.X[10], data, 40 );
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GET_UINT32_LE( local.X[11], data, 44 );
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GET_UINT32_LE( local.X[12], data, 48 );
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GET_UINT32_LE( local.X[13], data, 52 );
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GET_UINT32_LE( local.X[14], data, 56 );
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GET_UINT32_LE( local.X[15], data, 60 );
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#define S(x,n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n)))
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#define S(x,n) (((x) << (n)) | (((x) & 0xFFFFFFFF) >> (32 - (n))))
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A = ctx->state[0];
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B = ctx->state[1];
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C = ctx->state[2];
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D = ctx->state[3];
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local.A = ctx->state[0];
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local.B = ctx->state[1];
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local.C = ctx->state[2];
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local.D = ctx->state[3];
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#define F(x, y, z) ((x & y) | ((~x) & z))
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#define P(a,b,c,d,x,s) { a += F(b,c,d) + x; a = S(a,s); }
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#define F(x, y, z) (((x) & (y)) | ((~(x)) & (z)))
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#define P(a,b,c,d,x,s) \
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do \
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{ \
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(a) += F((b),(c),(d)) + (x); \
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(a) = S((a),(s)); \
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} while( 0 )
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P( A, B, C, D, X[ 0], 3 );
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P( D, A, B, C, X[ 1], 7 );
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P( C, D, A, B, X[ 2], 11 );
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P( B, C, D, A, X[ 3], 19 );
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P( A, B, C, D, X[ 4], 3 );
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P( D, A, B, C, X[ 5], 7 );
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P( C, D, A, B, X[ 6], 11 );
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P( B, C, D, A, X[ 7], 19 );
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P( A, B, C, D, X[ 8], 3 );
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P( D, A, B, C, X[ 9], 7 );
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P( C, D, A, B, X[10], 11 );
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P( B, C, D, A, X[11], 19 );
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P( A, B, C, D, X[12], 3 );
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P( D, A, B, C, X[13], 7 );
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P( C, D, A, B, X[14], 11 );
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P( B, C, D, A, X[15], 19 );
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P( local.A, local.B, local.C, local.D, local.X[ 0], 3 );
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P( local.D, local.A, local.B, local.C, local.X[ 1], 7 );
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P( local.C, local.D, local.A, local.B, local.X[ 2], 11 );
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P( local.B, local.C, local.D, local.A, local.X[ 3], 19 );
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P( local.A, local.B, local.C, local.D, local.X[ 4], 3 );
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P( local.D, local.A, local.B, local.C, local.X[ 5], 7 );
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P( local.C, local.D, local.A, local.B, local.X[ 6], 11 );
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P( local.B, local.C, local.D, local.A, local.X[ 7], 19 );
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P( local.A, local.B, local.C, local.D, local.X[ 8], 3 );
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P( local.D, local.A, local.B, local.C, local.X[ 9], 7 );
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P( local.C, local.D, local.A, local.B, local.X[10], 11 );
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P( local.B, local.C, local.D, local.A, local.X[11], 19 );
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P( local.A, local.B, local.C, local.D, local.X[12], 3 );
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P( local.D, local.A, local.B, local.C, local.X[13], 7 );
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P( local.C, local.D, local.A, local.B, local.X[14], 11 );
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P( local.B, local.C, local.D, local.A, local.X[15], 19 );
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#undef P
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#undef F
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#define F(x,y,z) ((x & y) | (x & z) | (y & z))
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#define P(a,b,c,d,x,s) { a += F(b,c,d) + x + 0x5A827999; a = S(a,s); }
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#define F(x,y,z) (((x) & (y)) | ((x) & (z)) | ((y) & (z)))
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#define P(a,b,c,d,x,s) \
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do \
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{ \
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(a) += F((b),(c),(d)) + (x) + 0x5A827999; \
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(a) = S((a),(s)); \
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} while( 0 )
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P( A, B, C, D, X[ 0], 3 );
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P( D, A, B, C, X[ 4], 5 );
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P( C, D, A, B, X[ 8], 9 );
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P( B, C, D, A, X[12], 13 );
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P( A, B, C, D, X[ 1], 3 );
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P( D, A, B, C, X[ 5], 5 );
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P( C, D, A, B, X[ 9], 9 );
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P( B, C, D, A, X[13], 13 );
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P( A, B, C, D, X[ 2], 3 );
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P( D, A, B, C, X[ 6], 5 );
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P( C, D, A, B, X[10], 9 );
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P( B, C, D, A, X[14], 13 );
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P( A, B, C, D, X[ 3], 3 );
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P( D, A, B, C, X[ 7], 5 );
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P( C, D, A, B, X[11], 9 );
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P( B, C, D, A, X[15], 13 );
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P( local.A, local.B, local.C, local.D, local.X[ 0], 3 );
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P( local.D, local.A, local.B, local.C, local.X[ 4], 5 );
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P( local.C, local.D, local.A, local.B, local.X[ 8], 9 );
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P( local.B, local.C, local.D, local.A, local.X[12], 13 );
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P( local.A, local.B, local.C, local.D, local.X[ 1], 3 );
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P( local.D, local.A, local.B, local.C, local.X[ 5], 5 );
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P( local.C, local.D, local.A, local.B, local.X[ 9], 9 );
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P( local.B, local.C, local.D, local.A, local.X[13], 13 );
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P( local.A, local.B, local.C, local.D, local.X[ 2], 3 );
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P( local.D, local.A, local.B, local.C, local.X[ 6], 5 );
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P( local.C, local.D, local.A, local.B, local.X[10], 9 );
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P( local.B, local.C, local.D, local.A, local.X[14], 13 );
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P( local.A, local.B, local.C, local.D, local.X[ 3], 3 );
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P( local.D, local.A, local.B, local.C, local.X[ 7], 5 );
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P( local.C, local.D, local.A, local.B, local.X[11], 9 );
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P( local.B, local.C, local.D, local.A, local.X[15], 13 );
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#undef P
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#undef F
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#define F(x,y,z) (x ^ y ^ z)
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#define P(a,b,c,d,x,s) { a += F(b,c,d) + x + 0x6ED9EBA1; a = S(a,s); }
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#define F(x,y,z) ((x) ^ (y) ^ (z))
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#define P(a,b,c,d,x,s) \
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do \
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{ \
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(a) += F((b),(c),(d)) + (x) + 0x6ED9EBA1; \
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(a) = S((a),(s)); \
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} while( 0 )
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P( A, B, C, D, X[ 0], 3 );
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P( D, A, B, C, X[ 8], 9 );
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P( C, D, A, B, X[ 4], 11 );
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P( B, C, D, A, X[12], 15 );
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P( A, B, C, D, X[ 2], 3 );
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P( D, A, B, C, X[10], 9 );
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P( C, D, A, B, X[ 6], 11 );
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P( B, C, D, A, X[14], 15 );
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P( A, B, C, D, X[ 1], 3 );
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P( D, A, B, C, X[ 9], 9 );
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P( C, D, A, B, X[ 5], 11 );
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P( B, C, D, A, X[13], 15 );
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P( A, B, C, D, X[ 3], 3 );
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P( D, A, B, C, X[11], 9 );
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P( C, D, A, B, X[ 7], 11 );
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P( B, C, D, A, X[15], 15 );
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P( local.A, local.B, local.C, local.D, local.X[ 0], 3 );
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P( local.D, local.A, local.B, local.C, local.X[ 8], 9 );
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P( local.C, local.D, local.A, local.B, local.X[ 4], 11 );
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P( local.B, local.C, local.D, local.A, local.X[12], 15 );
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P( local.A, local.B, local.C, local.D, local.X[ 2], 3 );
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P( local.D, local.A, local.B, local.C, local.X[10], 9 );
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P( local.C, local.D, local.A, local.B, local.X[ 6], 11 );
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P( local.B, local.C, local.D, local.A, local.X[14], 15 );
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P( local.A, local.B, local.C, local.D, local.X[ 1], 3 );
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P( local.D, local.A, local.B, local.C, local.X[ 9], 9 );
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P( local.C, local.D, local.A, local.B, local.X[ 5], 11 );
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P( local.B, local.C, local.D, local.A, local.X[13], 15 );
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P( local.A, local.B, local.C, local.D, local.X[ 3], 3 );
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P( local.D, local.A, local.B, local.C, local.X[11], 9 );
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P( local.C, local.D, local.A, local.B, local.X[ 7], 11 );
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P( local.B, local.C, local.D, local.A, local.X[15], 15 );
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#undef F
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#undef P
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ctx->state[0] += A;
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ctx->state[1] += B;
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ctx->state[2] += C;
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ctx->state[3] += D;
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ctx->state[0] += local.A;
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ctx->state[1] += local.B;
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ctx->state[2] += local.C;
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ctx->state[3] += local.D;
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/* Zeroise variables to clear sensitive data from memory. */
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mbedtls_platform_zeroize( &local, sizeof( local ) );
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return( 0 );
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}
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