mirror of
https://github.com/Relintai/pandemonium_engine_minimal.git
synced 2024-11-10 20:12:10 +01:00
539 lines
18 KiB
C
539 lines
18 KiB
C
/*
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* RIPE MD-160 implementation
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*
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* Copyright The Mbed TLS Contributors
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* SPDX-License-Identifier: Apache-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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* The RIPEMD-160 algorithm was designed by RIPE in 1996
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* http://homes.esat.kuleuven.be/~bosselae/mbedtls_ripemd160.html
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* http://ehash.iaik.tugraz.at/wiki/RIPEMD-160
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*/
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#include "common.h"
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#if defined(MBEDTLS_RIPEMD160_C)
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#include "mbedtls/ripemd160.h"
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#include "mbedtls/platform_util.h"
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#include "mbedtls/error.h"
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#include <string.h>
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#include "mbedtls/platform.h"
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#if !defined(MBEDTLS_RIPEMD160_ALT)
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void mbedtls_ripemd160_init(mbedtls_ripemd160_context *ctx)
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{
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memset(ctx, 0, sizeof(mbedtls_ripemd160_context));
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}
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void mbedtls_ripemd160_free(mbedtls_ripemd160_context *ctx)
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{
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if (ctx == NULL) {
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return;
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}
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mbedtls_platform_zeroize(ctx, sizeof(mbedtls_ripemd160_context));
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}
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void mbedtls_ripemd160_clone(mbedtls_ripemd160_context *dst,
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const mbedtls_ripemd160_context *src)
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{
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*dst = *src;
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}
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/*
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* RIPEMD-160 context setup
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*/
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int mbedtls_ripemd160_starts_ret(mbedtls_ripemd160_context *ctx)
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{
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ctx->total[0] = 0;
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ctx->total[1] = 0;
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ctx->state[0] = 0x67452301;
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ctx->state[1] = 0xEFCDAB89;
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ctx->state[2] = 0x98BADCFE;
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ctx->state[3] = 0x10325476;
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ctx->state[4] = 0xC3D2E1F0;
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return 0;
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}
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#if !defined(MBEDTLS_DEPRECATED_REMOVED)
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void mbedtls_ripemd160_starts(mbedtls_ripemd160_context *ctx)
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{
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mbedtls_ripemd160_starts_ret(ctx);
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}
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#endif
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#if !defined(MBEDTLS_RIPEMD160_PROCESS_ALT)
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/*
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* Process one block
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*/
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int mbedtls_internal_ripemd160_process(mbedtls_ripemd160_context *ctx,
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const unsigned char data[64])
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{
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struct {
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uint32_t A, B, C, D, E, Ap, Bp, Cp, Dp, Ep, X[16];
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} local;
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local.X[0] = MBEDTLS_GET_UINT32_LE(data, 0);
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local.X[1] = MBEDTLS_GET_UINT32_LE(data, 4);
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local.X[2] = MBEDTLS_GET_UINT32_LE(data, 8);
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local.X[3] = MBEDTLS_GET_UINT32_LE(data, 12);
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local.X[4] = MBEDTLS_GET_UINT32_LE(data, 16);
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local.X[5] = MBEDTLS_GET_UINT32_LE(data, 20);
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local.X[6] = MBEDTLS_GET_UINT32_LE(data, 24);
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local.X[7] = MBEDTLS_GET_UINT32_LE(data, 28);
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local.X[8] = MBEDTLS_GET_UINT32_LE(data, 32);
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local.X[9] = MBEDTLS_GET_UINT32_LE(data, 36);
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local.X[10] = MBEDTLS_GET_UINT32_LE(data, 40);
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local.X[11] = MBEDTLS_GET_UINT32_LE(data, 44);
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local.X[12] = MBEDTLS_GET_UINT32_LE(data, 48);
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local.X[13] = MBEDTLS_GET_UINT32_LE(data, 52);
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local.X[14] = MBEDTLS_GET_UINT32_LE(data, 56);
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local.X[15] = MBEDTLS_GET_UINT32_LE(data, 60);
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local.A = local.Ap = ctx->state[0];
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local.B = local.Bp = ctx->state[1];
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local.C = local.Cp = ctx->state[2];
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local.D = local.Dp = ctx->state[3];
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local.E = local.Ep = ctx->state[4];
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#define F1(x, y, z) ((x) ^ (y) ^ (z))
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#define F2(x, y, z) (((x) & (y)) | (~(x) & (z)))
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#define F3(x, y, z) (((x) | ~(y)) ^ (z))
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#define F4(x, y, z) (((x) & (z)) | ((y) & ~(z)))
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#define F5(x, y, z) ((x) ^ ((y) | ~(z)))
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#define S(x, n) (((x) << (n)) | ((x) >> (32 - (n))))
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#define P(a, b, c, d, e, r, s, f, k) \
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do \
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{ \
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(a) += f((b), (c), (d)) + local.X[r] + (k); \
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(a) = S((a), (s)) + (e); \
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(c) = S((c), 10); \
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} while (0)
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#define P2(a, b, c, d, e, r, s, rp, sp) \
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do \
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{ \
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P((a), (b), (c), (d), (e), (r), (s), F, K); \
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P(a ## p, b ## p, c ## p, d ## p, e ## p, \
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(rp), (sp), Fp, Kp); \
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} while (0)
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#define F F1
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#define K 0x00000000
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#define Fp F5
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#define Kp 0x50A28BE6
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P2(local.A, local.B, local.C, local.D, local.E, 0, 11, 5, 8);
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P2(local.E, local.A, local.B, local.C, local.D, 1, 14, 14, 9);
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P2(local.D, local.E, local.A, local.B, local.C, 2, 15, 7, 9);
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P2(local.C, local.D, local.E, local.A, local.B, 3, 12, 0, 11);
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P2(local.B, local.C, local.D, local.E, local.A, 4, 5, 9, 13);
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P2(local.A, local.B, local.C, local.D, local.E, 5, 8, 2, 15);
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P2(local.E, local.A, local.B, local.C, local.D, 6, 7, 11, 15);
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P2(local.D, local.E, local.A, local.B, local.C, 7, 9, 4, 5);
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P2(local.C, local.D, local.E, local.A, local.B, 8, 11, 13, 7);
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P2(local.B, local.C, local.D, local.E, local.A, 9, 13, 6, 7);
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P2(local.A, local.B, local.C, local.D, local.E, 10, 14, 15, 8);
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P2(local.E, local.A, local.B, local.C, local.D, 11, 15, 8, 11);
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P2(local.D, local.E, local.A, local.B, local.C, 12, 6, 1, 14);
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P2(local.C, local.D, local.E, local.A, local.B, 13, 7, 10, 14);
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P2(local.B, local.C, local.D, local.E, local.A, 14, 9, 3, 12);
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P2(local.A, local.B, local.C, local.D, local.E, 15, 8, 12, 6);
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#undef F
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#undef K
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#undef Fp
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#undef Kp
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#define F F2
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#define K 0x5A827999
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#define Fp F4
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#define Kp 0x5C4DD124
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P2(local.E, local.A, local.B, local.C, local.D, 7, 7, 6, 9);
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P2(local.D, local.E, local.A, local.B, local.C, 4, 6, 11, 13);
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P2(local.C, local.D, local.E, local.A, local.B, 13, 8, 3, 15);
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P2(local.B, local.C, local.D, local.E, local.A, 1, 13, 7, 7);
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P2(local.A, local.B, local.C, local.D, local.E, 10, 11, 0, 12);
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P2(local.E, local.A, local.B, local.C, local.D, 6, 9, 13, 8);
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P2(local.D, local.E, local.A, local.B, local.C, 15, 7, 5, 9);
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P2(local.C, local.D, local.E, local.A, local.B, 3, 15, 10, 11);
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P2(local.B, local.C, local.D, local.E, local.A, 12, 7, 14, 7);
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P2(local.A, local.B, local.C, local.D, local.E, 0, 12, 15, 7);
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P2(local.E, local.A, local.B, local.C, local.D, 9, 15, 8, 12);
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P2(local.D, local.E, local.A, local.B, local.C, 5, 9, 12, 7);
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P2(local.C, local.D, local.E, local.A, local.B, 2, 11, 4, 6);
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P2(local.B, local.C, local.D, local.E, local.A, 14, 7, 9, 15);
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P2(local.A, local.B, local.C, local.D, local.E, 11, 13, 1, 13);
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P2(local.E, local.A, local.B, local.C, local.D, 8, 12, 2, 11);
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#undef F
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#undef K
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#undef Fp
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#undef Kp
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#define F F3
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#define K 0x6ED9EBA1
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#define Fp F3
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#define Kp 0x6D703EF3
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P2(local.D, local.E, local.A, local.B, local.C, 3, 11, 15, 9);
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P2(local.C, local.D, local.E, local.A, local.B, 10, 13, 5, 7);
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P2(local.B, local.C, local.D, local.E, local.A, 14, 6, 1, 15);
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P2(local.A, local.B, local.C, local.D, local.E, 4, 7, 3, 11);
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P2(local.E, local.A, local.B, local.C, local.D, 9, 14, 7, 8);
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P2(local.D, local.E, local.A, local.B, local.C, 15, 9, 14, 6);
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P2(local.C, local.D, local.E, local.A, local.B, 8, 13, 6, 6);
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P2(local.B, local.C, local.D, local.E, local.A, 1, 15, 9, 14);
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P2(local.A, local.B, local.C, local.D, local.E, 2, 14, 11, 12);
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P2(local.E, local.A, local.B, local.C, local.D, 7, 8, 8, 13);
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P2(local.D, local.E, local.A, local.B, local.C, 0, 13, 12, 5);
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P2(local.C, local.D, local.E, local.A, local.B, 6, 6, 2, 14);
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P2(local.B, local.C, local.D, local.E, local.A, 13, 5, 10, 13);
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P2(local.A, local.B, local.C, local.D, local.E, 11, 12, 0, 13);
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P2(local.E, local.A, local.B, local.C, local.D, 5, 7, 4, 7);
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P2(local.D, local.E, local.A, local.B, local.C, 12, 5, 13, 5);
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#undef F
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#undef K
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#undef Fp
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#undef Kp
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#define F F4
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#define K 0x8F1BBCDC
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#define Fp F2
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#define Kp 0x7A6D76E9
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P2(local.C, local.D, local.E, local.A, local.B, 1, 11, 8, 15);
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P2(local.B, local.C, local.D, local.E, local.A, 9, 12, 6, 5);
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P2(local.A, local.B, local.C, local.D, local.E, 11, 14, 4, 8);
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P2(local.E, local.A, local.B, local.C, local.D, 10, 15, 1, 11);
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P2(local.D, local.E, local.A, local.B, local.C, 0, 14, 3, 14);
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P2(local.C, local.D, local.E, local.A, local.B, 8, 15, 11, 14);
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P2(local.B, local.C, local.D, local.E, local.A, 12, 9, 15, 6);
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P2(local.A, local.B, local.C, local.D, local.E, 4, 8, 0, 14);
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P2(local.E, local.A, local.B, local.C, local.D, 13, 9, 5, 6);
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P2(local.D, local.E, local.A, local.B, local.C, 3, 14, 12, 9);
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P2(local.C, local.D, local.E, local.A, local.B, 7, 5, 2, 12);
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P2(local.B, local.C, local.D, local.E, local.A, 15, 6, 13, 9);
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P2(local.A, local.B, local.C, local.D, local.E, 14, 8, 9, 12);
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P2(local.E, local.A, local.B, local.C, local.D, 5, 6, 7, 5);
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P2(local.D, local.E, local.A, local.B, local.C, 6, 5, 10, 15);
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P2(local.C, local.D, local.E, local.A, local.B, 2, 12, 14, 8);
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#undef F
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#undef K
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#undef Fp
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#undef Kp
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#define F F5
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#define K 0xA953FD4E
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#define Fp F1
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#define Kp 0x00000000
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P2(local.B, local.C, local.D, local.E, local.A, 4, 9, 12, 8);
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P2(local.A, local.B, local.C, local.D, local.E, 0, 15, 15, 5);
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P2(local.E, local.A, local.B, local.C, local.D, 5, 5, 10, 12);
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P2(local.D, local.E, local.A, local.B, local.C, 9, 11, 4, 9);
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P2(local.C, local.D, local.E, local.A, local.B, 7, 6, 1, 12);
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P2(local.B, local.C, local.D, local.E, local.A, 12, 8, 5, 5);
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P2(local.A, local.B, local.C, local.D, local.E, 2, 13, 8, 14);
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P2(local.E, local.A, local.B, local.C, local.D, 10, 12, 7, 6);
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P2(local.D, local.E, local.A, local.B, local.C, 14, 5, 6, 8);
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P2(local.C, local.D, local.E, local.A, local.B, 1, 12, 2, 13);
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P2(local.B, local.C, local.D, local.E, local.A, 3, 13, 13, 6);
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P2(local.A, local.B, local.C, local.D, local.E, 8, 14, 14, 5);
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P2(local.E, local.A, local.B, local.C, local.D, 11, 11, 0, 15);
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P2(local.D, local.E, local.A, local.B, local.C, 6, 8, 3, 13);
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P2(local.C, local.D, local.E, local.A, local.B, 15, 5, 9, 11);
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P2(local.B, local.C, local.D, local.E, local.A, 13, 6, 11, 11);
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#undef F
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#undef K
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#undef Fp
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#undef Kp
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local.C = ctx->state[1] + local.C + local.Dp;
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ctx->state[1] = ctx->state[2] + local.D + local.Ep;
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ctx->state[2] = ctx->state[3] + local.E + local.Ap;
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ctx->state[3] = ctx->state[4] + local.A + local.Bp;
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ctx->state[4] = ctx->state[0] + local.B + local.Cp;
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ctx->state[0] = local.C;
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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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#if !defined(MBEDTLS_DEPRECATED_REMOVED)
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void mbedtls_ripemd160_process(mbedtls_ripemd160_context *ctx,
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const unsigned char data[64])
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{
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mbedtls_internal_ripemd160_process(ctx, data);
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}
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#endif
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#endif /* !MBEDTLS_RIPEMD160_PROCESS_ALT */
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/*
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* RIPEMD-160 process buffer
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*/
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int mbedtls_ripemd160_update_ret(mbedtls_ripemd160_context *ctx,
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const unsigned char *input,
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size_t ilen)
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{
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int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
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size_t fill;
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uint32_t left;
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if (ilen == 0) {
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return 0;
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}
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left = ctx->total[0] & 0x3F;
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fill = 64 - left;
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ctx->total[0] += (uint32_t) ilen;
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ctx->total[0] &= 0xFFFFFFFF;
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if (ctx->total[0] < (uint32_t) ilen) {
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ctx->total[1]++;
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}
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if (left && ilen >= fill) {
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memcpy((void *) (ctx->buffer + left), input, fill);
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if ((ret = mbedtls_internal_ripemd160_process(ctx, ctx->buffer)) != 0) {
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return ret;
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}
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input += fill;
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ilen -= fill;
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left = 0;
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}
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while (ilen >= 64) {
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if ((ret = mbedtls_internal_ripemd160_process(ctx, input)) != 0) {
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return ret;
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}
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input += 64;
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ilen -= 64;
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}
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if (ilen > 0) {
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memcpy((void *) (ctx->buffer + left), input, ilen);
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}
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return 0;
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}
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#if !defined(MBEDTLS_DEPRECATED_REMOVED)
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void mbedtls_ripemd160_update(mbedtls_ripemd160_context *ctx,
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const unsigned char *input,
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size_t ilen)
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{
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mbedtls_ripemd160_update_ret(ctx, input, ilen);
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}
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#endif
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static const unsigned char ripemd160_padding[64] =
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{
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0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
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};
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/*
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* RIPEMD-160 final digest
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*/
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int mbedtls_ripemd160_finish_ret(mbedtls_ripemd160_context *ctx,
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unsigned char output[20])
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{
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int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
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uint32_t last, padn;
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uint32_t high, low;
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unsigned char msglen[8];
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high = (ctx->total[0] >> 29)
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| (ctx->total[1] << 3);
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low = (ctx->total[0] << 3);
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MBEDTLS_PUT_UINT32_LE(low, msglen, 0);
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MBEDTLS_PUT_UINT32_LE(high, msglen, 4);
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last = ctx->total[0] & 0x3F;
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padn = (last < 56) ? (56 - last) : (120 - last);
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|
ret = mbedtls_ripemd160_update_ret(ctx, ripemd160_padding, padn);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
|
|
ret = mbedtls_ripemd160_update_ret(ctx, msglen, 8);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
|
|
MBEDTLS_PUT_UINT32_LE(ctx->state[0], output, 0);
|
|
MBEDTLS_PUT_UINT32_LE(ctx->state[1], output, 4);
|
|
MBEDTLS_PUT_UINT32_LE(ctx->state[2], output, 8);
|
|
MBEDTLS_PUT_UINT32_LE(ctx->state[3], output, 12);
|
|
MBEDTLS_PUT_UINT32_LE(ctx->state[4], output, 16);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
|
|
void mbedtls_ripemd160_finish(mbedtls_ripemd160_context *ctx,
|
|
unsigned char output[20])
|
|
{
|
|
mbedtls_ripemd160_finish_ret(ctx, output);
|
|
}
|
|
#endif
|
|
|
|
#endif /* ! MBEDTLS_RIPEMD160_ALT */
|
|
|
|
/*
|
|
* output = RIPEMD-160( input buffer )
|
|
*/
|
|
int mbedtls_ripemd160_ret(const unsigned char *input,
|
|
size_t ilen,
|
|
unsigned char output[20])
|
|
{
|
|
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
|
|
mbedtls_ripemd160_context ctx;
|
|
|
|
mbedtls_ripemd160_init(&ctx);
|
|
|
|
if ((ret = mbedtls_ripemd160_starts_ret(&ctx)) != 0) {
|
|
goto exit;
|
|
}
|
|
|
|
if ((ret = mbedtls_ripemd160_update_ret(&ctx, input, ilen)) != 0) {
|
|
goto exit;
|
|
}
|
|
|
|
if ((ret = mbedtls_ripemd160_finish_ret(&ctx, output)) != 0) {
|
|
goto exit;
|
|
}
|
|
|
|
exit:
|
|
mbedtls_ripemd160_free(&ctx);
|
|
|
|
return ret;
|
|
}
|
|
|
|
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
|
|
void mbedtls_ripemd160(const unsigned char *input,
|
|
size_t ilen,
|
|
unsigned char output[20])
|
|
{
|
|
mbedtls_ripemd160_ret(input, ilen, output);
|
|
}
|
|
#endif
|
|
|
|
#if defined(MBEDTLS_SELF_TEST)
|
|
/*
|
|
* Test vectors from the RIPEMD-160 paper and
|
|
* http://homes.esat.kuleuven.be/~bosselae/mbedtls_ripemd160.html#HMAC
|
|
*/
|
|
#define TESTS 8
|
|
static const unsigned char ripemd160_test_str[TESTS][81] =
|
|
{
|
|
{ "" },
|
|
{ "a" },
|
|
{ "abc" },
|
|
{ "message digest" },
|
|
{ "abcdefghijklmnopqrstuvwxyz" },
|
|
{ "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" },
|
|
{ "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789" },
|
|
{ "12345678901234567890123456789012345678901234567890123456789012345678901234567890" },
|
|
};
|
|
|
|
static const size_t ripemd160_test_strlen[TESTS] =
|
|
{
|
|
0, 1, 3, 14, 26, 56, 62, 80
|
|
};
|
|
|
|
static const unsigned char ripemd160_test_md[TESTS][20] =
|
|
{
|
|
{ 0x9c, 0x11, 0x85, 0xa5, 0xc5, 0xe9, 0xfc, 0x54, 0x61, 0x28,
|
|
0x08, 0x97, 0x7e, 0xe8, 0xf5, 0x48, 0xb2, 0x25, 0x8d, 0x31 },
|
|
{ 0x0b, 0xdc, 0x9d, 0x2d, 0x25, 0x6b, 0x3e, 0xe9, 0xda, 0xae,
|
|
0x34, 0x7b, 0xe6, 0xf4, 0xdc, 0x83, 0x5a, 0x46, 0x7f, 0xfe },
|
|
{ 0x8e, 0xb2, 0x08, 0xf7, 0xe0, 0x5d, 0x98, 0x7a, 0x9b, 0x04,
|
|
0x4a, 0x8e, 0x98, 0xc6, 0xb0, 0x87, 0xf1, 0x5a, 0x0b, 0xfc },
|
|
{ 0x5d, 0x06, 0x89, 0xef, 0x49, 0xd2, 0xfa, 0xe5, 0x72, 0xb8,
|
|
0x81, 0xb1, 0x23, 0xa8, 0x5f, 0xfa, 0x21, 0x59, 0x5f, 0x36 },
|
|
{ 0xf7, 0x1c, 0x27, 0x10, 0x9c, 0x69, 0x2c, 0x1b, 0x56, 0xbb,
|
|
0xdc, 0xeb, 0x5b, 0x9d, 0x28, 0x65, 0xb3, 0x70, 0x8d, 0xbc },
|
|
{ 0x12, 0xa0, 0x53, 0x38, 0x4a, 0x9c, 0x0c, 0x88, 0xe4, 0x05,
|
|
0xa0, 0x6c, 0x27, 0xdc, 0xf4, 0x9a, 0xda, 0x62, 0xeb, 0x2b },
|
|
{ 0xb0, 0xe2, 0x0b, 0x6e, 0x31, 0x16, 0x64, 0x02, 0x86, 0xed,
|
|
0x3a, 0x87, 0xa5, 0x71, 0x30, 0x79, 0xb2, 0x1f, 0x51, 0x89 },
|
|
{ 0x9b, 0x75, 0x2e, 0x45, 0x57, 0x3d, 0x4b, 0x39, 0xf4, 0xdb,
|
|
0xd3, 0x32, 0x3c, 0xab, 0x82, 0xbf, 0x63, 0x32, 0x6b, 0xfb },
|
|
};
|
|
|
|
/*
|
|
* Checkup routine
|
|
*/
|
|
int mbedtls_ripemd160_self_test(int verbose)
|
|
{
|
|
int i, ret = 0;
|
|
unsigned char output[20];
|
|
|
|
memset(output, 0, sizeof(output));
|
|
|
|
for (i = 0; i < TESTS; i++) {
|
|
if (verbose != 0) {
|
|
mbedtls_printf(" RIPEMD-160 test #%d: ", i + 1);
|
|
}
|
|
|
|
ret = mbedtls_ripemd160_ret(ripemd160_test_str[i],
|
|
ripemd160_test_strlen[i], output);
|
|
if (ret != 0) {
|
|
goto fail;
|
|
}
|
|
|
|
if (memcmp(output, ripemd160_test_md[i], 20) != 0) {
|
|
ret = 1;
|
|
goto fail;
|
|
}
|
|
|
|
if (verbose != 0) {
|
|
mbedtls_printf("passed\n");
|
|
}
|
|
}
|
|
|
|
if (verbose != 0) {
|
|
mbedtls_printf("\n");
|
|
}
|
|
|
|
return 0;
|
|
|
|
fail:
|
|
if (verbose != 0) {
|
|
mbedtls_printf("failed\n");
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
#endif /* MBEDTLS_SELF_TEST */
|
|
|
|
#endif /* MBEDTLS_RIPEMD160_C */
|