26 lines
563 B
C
26 lines
563 B
C
#include <inttypes.h>
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#define HASH_LENGTH 20
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#define BLOCK_LENGTH 64
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union _buffer {
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uint8_t b[BLOCK_LENGTH];
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uint32_t w[BLOCK_LENGTH/4];
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} buffer;
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union _state {
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uint8_t b[HASH_LENGTH];
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uint32_t w[HASH_LENGTH/4];
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} state;
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uint8_t bufferOffset;
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uint32_t byteCount;
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uint8_t keyBuffer[BLOCK_LENGTH];
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uint8_t innerHash[HASH_LENGTH];
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void init(void);
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void initHmac(const uint8_t* secret, uint8_t secretLength);
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uint8_t* result(void);
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uint8_t* resultHmac(void);
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void write(uint8_t);
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void writeArray(uint8_t *buffer, uint8_t size);
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