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

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#include "furi/check.h"
#include "irda.h"
#include "common/irda_common_i.h"
#include <stdint.h>
#include "../irda_i.h"
#include "irda_protocol_defs_i.h"
#include <furi.h>
void irda_encoder_sirc_reset(void* encoder_ptr, const IrdaMessage* message) {
furi_assert(encoder_ptr);
furi_assert(message);
IrdaCommonEncoder* encoder = encoder_ptr;
irda_common_encoder_reset(encoder);
uint32_t* data = (void*)encoder->data;
if(message->protocol == IrdaProtocolSIRC) {
*data = (message->command & 0x7F);
*data |= (message->address & 0x1F) << 7;
encoder->bits_to_encode = 12;
} else if(message->protocol == IrdaProtocolSIRC15) {
*data = (message->command & 0x7F);
*data |= (message->address & 0xFF) << 7;
encoder->bits_to_encode = 15;
} else if(message->protocol == IrdaProtocolSIRC20) {
*data = (message->command & 0x7F);
*data |= (message->address & 0x1FFF) << 7;
encoder->bits_to_encode = 20;
} else {
furi_assert(0);
}
}
IrdaStatus
irda_encoder_sirc_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level) {
furi_assert(encoder);
furi_assert(encoder->timings_encoded == (1 + 2 + encoder->bits_to_encode * 2 - 1));
furi_assert(encoder->timings_sum < IRDA_SIRC_REPEAT_PERIOD);
*duration = IRDA_SIRC_REPEAT_PERIOD - encoder->timings_sum;
*level = false;
encoder->timings_sum = 0;
encoder->timings_encoded = 1;
encoder->bits_encoded = 0;
encoder->state = IrdaCommonEncoderStatePreamble;
return IrdaStatusOk;
}
void* irda_encoder_sirc_alloc(void) {
return irda_common_encoder_alloc(&protocol_sirc);
}
void irda_encoder_sirc_free(void* encoder_ptr) {
irda_common_encoder_free(encoder_ptr);
}
IrdaStatus irda_encoder_sirc_encode(void* encoder_ptr, uint32_t* duration, bool* level) {
IrdaCommonEncoder* encoder = encoder_ptr;
IrdaStatus status = irda_common_encode(encoder, duration, level);
if((status == IrdaStatusOk) && (encoder->bits_encoded == encoder->bits_to_encode)) {
furi_assert(!*level);
status = IrdaStatusDone;
encoder->state = IrdaCommonEncoderStateEncodeRepeat;
}
return status;
}