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https://github.com/DarkFlippers/unleashed-firmware
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28 lines
1.5 KiB
C
28 lines
1.5 KiB
C
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#include "roll_value.h"
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#define TOTP_ROLL_VALUE_FN(type, step_type) \
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TOTP_ROLL_VALUE_FN_HEADER(type, step_type) { \
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type v = *value; \
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if(step > 0 && v > max - step) { \
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if(overflow_behavior == RollOverflowBehaviorRoll) { \
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v = min; \
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} else if(overflow_behavior == RollOverflowBehaviorStop) { \
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v = max; \
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} \
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} else if(step < 0 && v < min - step) { \
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if(overflow_behavior == RollOverflowBehaviorRoll) { \
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v = max; \
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} else if(overflow_behavior == RollOverflowBehaviorStop) { \
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v = min; \
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} \
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} else { \
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v += step; \
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} \
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*value = v; \
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}
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TOTP_ROLL_VALUE_FN(int8_t, int8_t)
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TOTP_ROLL_VALUE_FN(uint8_t, int8_t)
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TOTP_ROLL_VALUE_FN(uint16_t, int16_t);
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