mirror of https://github.com/openssl/openssl.git
				
				
				
			
		
			
				
	
	
		
			60 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			60 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
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|  *
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|  * Licensed under the OpenSSL license (the "License").  You may not use
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|  * this file except in compliance with the License.  You can obtain a copy
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|  * in the file LICENSE in the source distribution or at
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|  * https://www.openssl.org/source/license.html
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|  */
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| 
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| /*
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|  * Derived from the BLAKE2 reference implementation written by Samuel Neves.
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|  * Copyright 2012, Samuel Neves <sneves@dei.uc.pt>
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|  * More information about the BLAKE2 hash function and its implementations
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|  * can be found at https://blake2.net.
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|  */
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| 
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| #include "internal/cryptlib.h"
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| 
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| #ifndef OPENSSL_NO_BLAKE2
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| 
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| # include <openssl/evp.h>
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| # include <openssl/objects.h>
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| # include "blake2_locl.h"
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| # include "internal/evp_int.h"
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| 
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| static int init(EVP_MD_CTX *ctx)
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| {
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|     return BLAKE2s_Init(EVP_MD_CTX_md_data(ctx));
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| }
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| 
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| static int update(EVP_MD_CTX *ctx, const void *data, size_t count)
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| {
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|     return BLAKE2s_Update(EVP_MD_CTX_md_data(ctx), data, count);
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| }
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| 
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| static int final(EVP_MD_CTX *ctx, unsigned char *md)
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| {
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|     return BLAKE2s_Final(md, EVP_MD_CTX_md_data(ctx));
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| }
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| 
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| static const EVP_MD blake2s_md = {
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|     NID_blake2s256,
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|     0,
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|     BLAKE2S_DIGEST_LENGTH,
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|     0,
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|     init,
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|     update,
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|     final,
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|     NULL,
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|     NULL,
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|     BLAKE2S_BLOCKBYTES,
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|     sizeof(EVP_MD *) + sizeof(BLAKE2S_CTX),
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| };
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| 
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| const EVP_MD *EVP_blake2s256(void)
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| {
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|     return &blake2s_md;
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| }
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| #endif
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