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32 lines
1.1 KiB
32 lines
1.1 KiB
/********************************************************************* |
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* Filename: sha256.h |
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* Author: Brad Conte (brad AT bradconte.com) |
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* Copyright: |
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* Disclaimer: This code is presented "as is" without any guarantees. |
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* Details: Defines the API for the corresponding SHA1 implementation. |
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*********************************************************************/ |
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#ifndef SC_SHA256_H |
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#define SC_SHA256_H |
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/*************************** HEADER FILES ***************************/ |
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#include <stddef.h> |
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#include <stdint.h> |
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/****************************** MACROS ******************************/ |
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#define SC_SHA256_BLOCK_SIZE 32 // SHA256 outputs a 32 byte digest |
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/**************************** DATA TYPES ****************************/ |
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typedef struct { |
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uint8_t data[64]; |
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uint32_t datalen; |
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unsigned long long bitlen; |
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uint32_t state[8]; |
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} SC_SHA256_CTX; |
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/*********************** FUNCTION DECLARATIONS **********************/ |
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void sc_sha256_init(SC_SHA256_CTX *ctx); |
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void sc_sha256_update(SC_SHA256_CTX *ctx, const uint8_t data[], size_t len); |
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void sc_sha256_final(SC_SHA256_CTX *ctx, uint8_t hash[]); |
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#endif // SC_SHA256_H
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