flipperzero-firmware/lib/irda/encoder_decoder/sirc/irda_decoder_sirc.c

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#include "common/irda_common_i.h"
#include "irda.h"
#include "irda_protocol_defs_i.h"
#include <stdbool.h>
#include <stdint.h>
#include <furi.h>
#include "../irda_i.h"
IrdaMessage* irda_decoder_sirc_check_ready(void* ctx) {
return irda_common_decoder_check_ready(ctx);
}
bool irda_decoder_sirc_interpret(IrdaCommonDecoder* decoder) {
furi_assert(decoder);
uint32_t* data = (void*)&decoder->data[0];
uint16_t address = 0;
uint8_t command = 0;
IrdaProtocol protocol = IrdaProtocolUnknown;
if(decoder->databit_cnt == 12) {
address = (*data >> 7) & 0x1F;
command = *data & 0x7F;
protocol = IrdaProtocolSIRC;
} else if(decoder->databit_cnt == 15) {
address = (*data >> 7) & 0xFF;
command = *data & 0x7F;
protocol = IrdaProtocolSIRC15;
} else if(decoder->databit_cnt == 20) {
address = (*data >> 7) & 0x1FFF;
command = *data & 0x7F;
protocol = IrdaProtocolSIRC20;
} else {
return false;
}
decoder->message.protocol = protocol;
decoder->message.address = address;
decoder->message.command = command;
/* SIRC doesn't specify repeat detection */
decoder->message.repeat = false;
return true;
}
void* irda_decoder_sirc_alloc(void) {
return irda_common_decoder_alloc(&protocol_sirc);
}
IrdaMessage* irda_decoder_sirc_decode(void* decoder, bool level, uint32_t duration) {
return irda_common_decode(decoder, level, duration);
}
void irda_decoder_sirc_free(void* decoder) {
irda_common_decoder_free(decoder);
}
void irda_decoder_sirc_reset(void* decoder) {
irda_common_decoder_reset(decoder);
}