fbccb9fbaf
* IRDA HAL: Fill buffer refactoring * IRDA: Add SIRC protocol * IRDA: correct adr/cmd bit length * Disable Unit tests Co-authored-by: あく <alleteam@gmail.com>
90 lines
2.8 KiB
C
90 lines
2.8 KiB
C
#include "furi/check.h"
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#include "irda.h"
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#include "common/irda_common_i.h"
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#include <stdint.h>
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#include "../irda_i.h"
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#include "irda_protocol_defs_i.h"
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#include <furi.h>
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typedef struct {
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IrdaCommonEncoder* common_encoder;
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uint8_t databits;
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} IrdaSircEncoder;
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void irda_encoder_sirc_reset(void* encoder_ptr, const IrdaMessage* message) {
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furi_assert(encoder_ptr);
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furi_assert(message);
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IrdaCommonEncoder* encoder = encoder_ptr;
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IrdaSircEncoder* encoder_sirc = encoder->context;
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irda_common_encoder_reset(encoder);
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uint32_t* data = (void*) encoder->data;
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if (message->protocol == IrdaProtocolSIRC) {
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encoder_sirc->databits = 12;
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*data = (message->command & 0x7F);
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*data |= (message->address & 0x1F) << 7;
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} else if (message->protocol == IrdaProtocolSIRC15) {
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encoder_sirc->databits = 15;
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*data = (message->command & 0x7F);
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*data |= (message->address & 0xFF) << 7;
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} else if (message->protocol == IrdaProtocolSIRC20) {
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encoder_sirc->databits = 20;
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*data = (message->command & 0x7F);
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*data |= (message->address & 0x1FFF) << 7;
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} else {
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furi_assert(0);
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}
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}
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IrdaStatus irda_encoder_sirc_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level) {
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furi_assert(encoder);
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IrdaSircEncoder* encoder_sirc = encoder->context;
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uint32_t timings_in_message = 1 + 2 + encoder_sirc->databits * 2;
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furi_assert(encoder->timings_encoded == timings_in_message);
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furi_assert(encoder->timings_sum < IRDA_SIRC_REPEAT_PERIOD);
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*duration = IRDA_SIRC_REPEAT_PERIOD - encoder->timings_sum;
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*level = false;
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encoder->timings_sum = 0;
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encoder->timings_encoded = 1;
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encoder->bits_encoded = 0;
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encoder->state = IrdaCommonEncoderStatePreamble;
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return IrdaStatusOk;
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}
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void* irda_encoder_sirc_alloc(void) {
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IrdaCommonEncoder* encoder_common = irda_common_encoder_alloc(&protocol_sirc);
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IrdaSircEncoder* encoder_sirc = furi_alloc(sizeof(IrdaSircEncoder));
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encoder_sirc->common_encoder = encoder_common;
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encoder_common->context = encoder_sirc;
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return encoder_common;
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}
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void irda_encoder_sirc_free(void* encoder_ptr) {
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IrdaCommonEncoder* encoder = encoder_ptr;
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free(encoder->context);
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irda_common_encoder_free(encoder);
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}
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IrdaStatus irda_encoder_sirc_encode(void* encoder_ptr, uint32_t* duration, bool* level) {
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IrdaCommonEncoder* encoder_common = encoder_ptr;
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IrdaSircEncoder* encoder_sirc = encoder_common->context;
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IrdaStatus status = irda_common_encode(encoder_ptr, duration, level);
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if ((status == IrdaStatusOk) && (encoder_common->bits_encoded == encoder_sirc->databits)) {
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furi_assert(!*level);
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status = IrdaStatusDone;
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encoder_common->state = IrdaCommonEncoderStateEncodeRepeat;
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}
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return status;
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}
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