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22 lines
493 B
C
22 lines
493 B
C
#ifndef TOTP_H_
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#define TOTP_H_
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#include <inttypes.h>
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#include "time.h"
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typedef enum __attribute__ ((__packed__)) {
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SHA1,
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SHA224,
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SHA256,
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SHA384,
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SHA512
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} hmac_alg;
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void TOTP(uint8_t* hmacKey, uint8_t keyLength, uint32_t timeStep, hmac_alg algorithm);
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void setTimezone(uint8_t timezone);
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uint32_t getCodeFromTimestamp(uint32_t timeStamp);
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uint32_t getCodeFromTimeStruct(struct tm time);
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uint32_t getCodeFromSteps(uint32_t steps);
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#endif // TOTP_H_
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