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https://github.com/espressif/ESP8266_RTOS_SDK.git
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feat(mbedtls): remove util algorithm and add them to esp8266 rom and mbedtls
This commit is contained in:
yuanjm
@ -1,68 +1,165 @@
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/**
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* \brief AES block cipher, ESP8266 accelerated version
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* Based on mbedTLS FIPS-197 compliant version.
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*
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* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
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* Additions Copyright (C) 2016-2017, Espressif Systems (Shanghai) PTE Ltd
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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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// Copyright 2018 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may 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,
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// WITHOUT 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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#include <stdio.h>
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#include <string.h>
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#include "mbedtls/sha1.h"
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#include "util_assert.h"
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#include <sys/errno.h>
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#include "esp_sha.h"
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#include "esp_log.h"
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#if defined(MBEDTLS_SHA1_ALT)
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#define rol(value, bits) (((value) << (bits)) | ((value) >> (32 - (bits))))
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void mbedtls_sha1_init(mbedtls_sha1_context *ctx)
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#define blk0(i) (block->l[i] = (rol(block->l[i], 24) & 0xFF00FF00) | \
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(rol(block->l[i], 8) & 0x00FF00FF))
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#define blk(i) (block->l[i & 15] = rol(block->l[(i + 13) & 15] ^ \
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block->l[(i + 8) & 15] ^ block->l[(i + 2) & 15] ^ block->l[i & 15], 1))
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#define R0(v,w,x,y,z,i) \
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z += ((w & (x ^ y)) ^ y) + blk0(i) + 0x5A827999 + rol(v, 5); \
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w = rol(w, 30);
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#define R1(v,w,x,y,z,i) \
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z += ((w & (x ^ y)) ^ y) + blk(i) + 0x5A827999 + rol(v, 5); \
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w = rol(w, 30);
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#define R2(v,w,x,y,z,i) \
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z += (w ^ x ^ y) + blk(i) + 0x6ED9EBA1 + rol(v, 5); w = rol(w, 30);
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#define R3(v,w,x,y,z,i) \
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z += (((w | x) & y) | (w & x)) + blk(i) + 0x8F1BBCDC + rol(v, 5); \
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w = rol(w, 30);
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#define R4(v,w,x,y,z,i) \
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z += (w ^ x ^ y) + blk(i) + 0xCA62C1D6 + rol(v, 5); \
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w=rol(w, 30);
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typedef union {
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uint8_t c[64];
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uint32_t l[16];
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} block_t;
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static void esp_sha1_transform(uint32_t state[5], const uint8_t buffer[64])
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{
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memset(ctx, 0, sizeof(mbedtls_sha1_context));
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uint32_t a, b, c, d, e;
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block_t workspace;
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block_t *block = &workspace;
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memcpy(block, buffer, 64);
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a = state[0];
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b = state[1];
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c = state[2];
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d = state[3];
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e = state[4];
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R0(a,b,c,d,e, 0); R0(e,a,b,c,d, 1); R0(d,e,a,b,c, 2); R0(c,d,e,a,b, 3);
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R0(b,c,d,e,a, 4); R0(a,b,c,d,e, 5); R0(e,a,b,c,d, 6); R0(d,e,a,b,c, 7);
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R0(c,d,e,a,b, 8); R0(b,c,d,e,a, 9); R0(a,b,c,d,e,10); R0(e,a,b,c,d,11);
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R0(d,e,a,b,c,12); R0(c,d,e,a,b,13); R0(b,c,d,e,a,14); R0(a,b,c,d,e,15);
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R1(e,a,b,c,d,16); R1(d,e,a,b,c,17); R1(c,d,e,a,b,18); R1(b,c,d,e,a,19);
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R2(a,b,c,d,e,20); R2(e,a,b,c,d,21); R2(d,e,a,b,c,22); R2(c,d,e,a,b,23);
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R2(b,c,d,e,a,24); R2(a,b,c,d,e,25); R2(e,a,b,c,d,26); R2(d,e,a,b,c,27);
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R2(c,d,e,a,b,28); R2(b,c,d,e,a,29); R2(a,b,c,d,e,30); R2(e,a,b,c,d,31);
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R2(d,e,a,b,c,32); R2(c,d,e,a,b,33); R2(b,c,d,e,a,34); R2(a,b,c,d,e,35);
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R2(e,a,b,c,d,36); R2(d,e,a,b,c,37); R2(c,d,e,a,b,38); R2(b,c,d,e,a,39);
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R3(a,b,c,d,e,40); R3(e,a,b,c,d,41); R3(d,e,a,b,c,42); R3(c,d,e,a,b,43);
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R3(b,c,d,e,a,44); R3(a,b,c,d,e,45); R3(e,a,b,c,d,46); R3(d,e,a,b,c,47);
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R3(c,d,e,a,b,48); R3(b,c,d,e,a,49); R3(a,b,c,d,e,50); R3(e,a,b,c,d,51);
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R3(d,e,a,b,c,52); R3(c,d,e,a,b,53); R3(b,c,d,e,a,54); R3(a,b,c,d,e,55);
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R3(e,a,b,c,d,56); R3(d,e,a,b,c,57); R3(c,d,e,a,b,58); R3(b,c,d,e,a,59);
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R4(a,b,c,d,e,60); R4(e,a,b,c,d,61); R4(d,e,a,b,c,62); R4(c,d,e,a,b,63);
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R4(b,c,d,e,a,64); R4(a,b,c,d,e,65); R4(e,a,b,c,d,66); R4(d,e,a,b,c,67);
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R4(c,d,e,a,b,68); R4(b,c,d,e,a,69); R4(a,b,c,d,e,70); R4(e,a,b,c,d,71);
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R4(d,e,a,b,c,72); R4(c,d,e,a,b,73); R4(b,c,d,e,a,74); R4(a,b,c,d,e,75);
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R4(e,a,b,c,d,76); R4(d,e,a,b,c,77); R4(c,d,e,a,b,78); R4(b,c,d,e,a,79);
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state[0] += a;
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state[1] += b;
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state[2] += c;
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state[3] += d;
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state[4] += e;
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}
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void mbedtls_sha1_free(mbedtls_sha1_context *ctx)
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int esp_sha1_init(esp_sha1_t *ctx)
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{
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memset(ctx, 0, sizeof(mbedtls_sha1_context));
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util_assert(ctx);
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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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ctx->total[0] = ctx->total[1] = 0;
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return 0;
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}
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void mbedtls_sha1_clone(mbedtls_sha1_context *dst, const mbedtls_sha1_context *src)
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int esp_sha1_update(esp_sha1_t *ctx, const void *src, size_t size)
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{
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memcpy(dst, src, sizeof(mbedtls_sha1_context));
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uint32_t i, j;
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const uint8_t *data = (const uint8_t *)src;
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util_assert(ctx);
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util_assert(src);
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util_assert(size);
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j = (ctx->total[0] >> 3) & 63;
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if ((ctx->total[0] += size << 3) < (size << 3))
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ctx->total[1]++;
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ctx->total[1] += (size >> 29);
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if ((j + size) > 63) {
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memcpy(&ctx->buffer[j], data, (i = 64-j));
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esp_sha1_transform(ctx->state, ctx->buffer);
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for ( ; i + 63 < size; i += 64)
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esp_sha1_transform(ctx->state, &data[i]);
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j = 0;
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} else
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i = 0;
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memcpy(&ctx->buffer[j], &data[i], size - i);
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return 0;
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}
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int mbedtls_sha1_starts_ret(mbedtls_sha1_context *ctx)
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int esp_sha1_finish(esp_sha1_t *ctx, void *dest)
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{
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return esp_sha1_init(ctx);
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uint32_t i;
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uint32_t index;
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uint8_t finalcount[8];
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uint8_t *digest = (uint8_t *)dest;
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util_assert(ctx);
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util_assert(dest);
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for (i = 0; i < 8; i++)
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finalcount[i] = (uint8_t)((ctx->total[(i >= 4 ? 0 : 1)] >> ((3-(i & 3)) * 8) ) & 255);
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index = 0x80;
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esp_sha1_update(ctx, (uint8_t *)&index, 1);
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while ((ctx->total[0] & 504) != 448) {
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index = 0;
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esp_sha1_update(ctx, (uint8_t *)&index, 1);
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}
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esp_sha1_update(ctx, finalcount, 8);
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for (i = 0; i < 20; i++)
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digest[i] = (uint8_t)((ctx->state[i >> 2] >> ((3 - (i & 3)) * 8)) & 255);
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return 0;
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}
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int mbedtls_sha1_update_ret(mbedtls_sha1_context *ctx, const unsigned char *input, size_t ilen)
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{
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return esp_sha1_update(ctx, input, ilen);
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}
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int mbedtls_sha1_finish_ret(mbedtls_sha1_context *ctx, unsigned char output[64])
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{
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return esp_sha1_finish(ctx, output);
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}
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int mbedtls_internal_sha1_process(mbedtls_sha1_context *ctx, const unsigned char data[128])
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{
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return esp_sha1_update(ctx, data, 64);
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}
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// int mbedtls_sha512_ret(const unsigned char *input, size_t ilen, unsigned char output[64], int is384)
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// {
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// }
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#endif /* MBEDTLS_AES_ALT */
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