flipperzero-firmware/lib/irda/encoder_decoder/common/irda_common_i.h

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C
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#pragma once
#include <stdint.h>
#include "irda.h"
#include "irda_i.h"
#define MATCH_BIT_TIMING(x, v, delta) ( ((x) < (v + delta)) \
&& ((x) > (v - delta)))
#define MATCH_PREAMBLE_TIMING(x, v, delta) ( ((x) < ((v) * (1 + (delta)))) \
&& ((x) > ((v) * (1 - (delta)))))
typedef struct IrdaCommonDecoder IrdaCommonDecoder;
typedef struct IrdaCommonEncoder IrdaCommonEncoder;
typedef IrdaStatus (*IrdaCommonDecode)(IrdaCommonDecoder*);
typedef bool (*IrdaCommonInterpret)(IrdaCommonDecoder*);
typedef IrdaStatus (*IrdaCommonEncode)(IrdaCommonEncoder* encoder, uint32_t* out, bool* polarity);
typedef struct {
IrdaTimings timings;
bool manchester_start_from_space;
uint32_t databit_len;
IrdaCommonDecode decode;
IrdaCommonDecode decode_repeat;
IrdaCommonInterpret interpret;
IrdaCommonEncode encode;
IrdaCommonEncode encode_repeat;
} IrdaCommonProtocolSpec;
typedef enum {
IrdaCommonDecoderStateWaitPreamble,
IrdaCommonDecoderStateDecode,
IrdaCommonDecoderStateProcessRepeat,
} IrdaCommonStateDecoder;
typedef enum {
IrdaCommonEncoderStateSpace,
IrdaCommonEncoderStatePreamble,
IrdaCommonEncoderStateEncode,
IrdaCommonEncoderStateEncodeRepeat,
} IrdaCommonStateEncoder;
struct IrdaCommonDecoder {
const IrdaCommonProtocolSpec* protocol;
IrdaCommonStateDecoder state;
IrdaMessage message;
uint32_t timings[6];
uint8_t timings_cnt;
void* context;
bool switch_detect;
uint32_t level;
uint16_t databit_cnt;
uint8_t data[];
};
struct IrdaCommonEncoder {
const IrdaCommonProtocolSpec* protocol;
IrdaCommonStateEncoder state;
bool switch_detect;
uint32_t bits_encoded;
uint32_t timings_encoded;
void* context;
uint8_t data[];
};
static inline void shift_left_array(uint32_t *array, uint32_t len, uint32_t shift) {
for (int i = 0; i < len; ++i)
array[i] = array[i + shift];
}
IrdaMessage* irda_common_decode(IrdaCommonDecoder *decoder, bool level, uint32_t duration);
IrdaStatus irda_common_decode_pdwm(IrdaCommonDecoder* decoder);
IrdaStatus irda_common_decode_manchester(IrdaCommonDecoder* decoder);
void irda_common_decoder_set_context(void* decoder, void* context);
void* irda_common_decoder_alloc(const IrdaCommonProtocolSpec *protocol);
void irda_common_decoder_free(void* decoder);
void irda_common_decoder_reset(void* decoder);
IrdaStatus irda_common_encode(IrdaCommonEncoder* encoder, uint32_t* duration, bool* polarity);
IrdaStatus irda_common_encode_pdwm(IrdaCommonEncoder* encoder, uint32_t* duration, bool* polarity);
IrdaStatus irda_common_encode_manchester(IrdaCommonEncoder* encoder, uint32_t* duration, bool* polarity);
void irda_common_encoder_set_context(void* decoder, void* context);
void* irda_common_encoder_alloc(const IrdaCommonProtocolSpec* protocol);
void irda_common_encoder_free(IrdaCommonEncoder* encoder);
void irda_common_encoder_reset(IrdaCommonEncoder* encoder);