81 lines
2.9 KiB
C
81 lines
2.9 KiB
C
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/*
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* Copyright (c) 2015, Cameron Rich
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of the axTLS project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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//#include <string.h>
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//#include "os_port.h"
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#include "ssl/ssl_os_port.h"
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#include "ssl/ssl_crypto.h"
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//#include "crypto.h"
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#include "lwip/mem.h"
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/**
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* Initialize the SHA384 context
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*/
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void ICACHE_FLASH_ATTR SHA384_Init(SHA384_CTX *ctx)
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{
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//Set initial hash value
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ctx->h_dig.h[0] = 0xCBBB9D5DC1059ED8ULL;
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ctx->h_dig.h[1] = 0x629A292A367CD507ULL;
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ctx->h_dig.h[2] = 0x9159015A3070DD17ULL;
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ctx->h_dig.h[3] = 0x152FECD8F70E5939ULL;
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ctx->h_dig.h[4] = 0x67332667FFC00B31ULL;
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ctx->h_dig.h[5] = 0x8EB44A8768581511ULL;
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ctx->h_dig.h[6] = 0xDB0C2E0D64F98FA7ULL;
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ctx->h_dig.h[7] = 0x47B5481DBEFA4FA4ULL;
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// Number of bytes in the buffer
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ctx->size = 0;
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// Total length of the message
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ctx->totalSize = 0;
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}
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/**
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* Accepts an array of octets as the next portion of the message.
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*/
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void ICACHE_FLASH_ATTR SHA384_Update(SHA384_CTX *ctx, const uint8_t * msg, int len)
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{
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// The function is defined in the exact same manner as SHA-512
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SHA512_Update(ctx, msg, len);
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}
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/**
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* Return the 384-bit message digest into the user's array
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*/
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void ICACHE_FLASH_ATTR SHA384_Final(uint8_t *digest, SHA384_CTX *ctx)
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{
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// The function is defined in the exact same manner as SHA-512
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SHA512_Final(NULL, ctx);
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// Copy the resulting digest
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if (digest != NULL)
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memcpy(digest, ctx->h_dig.digest, SHA384_SIZE);
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}
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