mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-26 20:53:07 +00:00
315 lines
10 KiB
C
315 lines
10 KiB
C
#include "infrared_signal.h"
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#include <stdlib.h>
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#include <string.h>
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#include <core/check.h>
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#include <infrared_worker.h>
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#include <infrared_transmit.h>
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#define TAG "InfraredSignal"
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struct InfraredSignal {
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bool is_raw;
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union {
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InfraredMessage message;
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InfraredRawSignal raw;
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} payload;
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};
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static void infrared_signal_clear_timings(InfraredSignal* signal) {
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if(signal->is_raw) {
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free(signal->payload.raw.timings);
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signal->payload.raw.timings_size = 0;
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signal->payload.raw.timings = NULL;
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}
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}
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static bool infrared_signal_is_message_valid(InfraredMessage* message) {
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if(!infrared_is_protocol_valid(message->protocol)) {
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FURI_LOG_E(TAG, "Unknown protocol");
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return false;
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}
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uint32_t address_length = infrared_get_protocol_address_length(message->protocol);
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uint32_t address_mask = (1UL << address_length) - 1;
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if(message->address != (message->address & address_mask)) {
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FURI_LOG_E(
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TAG,
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"Address is out of range (mask 0x%08lX): 0x%lX\r\n",
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address_mask,
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message->address);
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return false;
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}
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uint32_t command_length = infrared_get_protocol_command_length(message->protocol);
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uint32_t command_mask = (1UL << command_length) - 1;
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if(message->command != (message->command & command_mask)) {
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FURI_LOG_E(
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TAG,
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"Command is out of range (mask 0x%08lX): 0x%lX\r\n",
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command_mask,
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message->command);
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return false;
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}
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return true;
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}
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static bool infrared_signal_is_raw_valid(InfraredRawSignal* raw) {
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if((raw->frequency > INFRARED_MAX_FREQUENCY) || (raw->frequency < INFRARED_MIN_FREQUENCY)) {
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FURI_LOG_E(
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TAG,
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"Frequency is out of range (%X - %X): %lX",
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INFRARED_MIN_FREQUENCY,
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INFRARED_MAX_FREQUENCY,
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raw->frequency);
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return false;
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} else if((raw->duty_cycle <= 0) || (raw->duty_cycle > 1)) {
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FURI_LOG_E(TAG, "Duty cycle is out of range (0 - 1): %f", (double)raw->duty_cycle);
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return false;
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} else if((raw->timings_size <= 0) || (raw->timings_size > MAX_TIMINGS_AMOUNT)) {
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FURI_LOG_E(
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TAG,
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"Timings amount is out of range (0 - %X): %zX",
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MAX_TIMINGS_AMOUNT,
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raw->timings_size);
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return false;
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}
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return true;
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}
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static inline bool infrared_signal_save_message(InfraredMessage* message, FlipperFormat* ff) {
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const char* protocol_name = infrared_get_protocol_name(message->protocol);
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return flipper_format_write_string_cstr(ff, "type", "parsed") &&
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flipper_format_write_string_cstr(ff, "protocol", protocol_name) &&
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flipper_format_write_hex(ff, "address", (uint8_t*)&message->address, 4) &&
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flipper_format_write_hex(ff, "command", (uint8_t*)&message->command, 4);
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}
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static inline bool infrared_signal_save_raw(InfraredRawSignal* raw, FlipperFormat* ff) {
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furi_assert(raw->timings_size <= MAX_TIMINGS_AMOUNT);
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return flipper_format_write_string_cstr(ff, "type", "raw") &&
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flipper_format_write_uint32(ff, "frequency", &raw->frequency, 1) &&
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flipper_format_write_float(ff, "duty_cycle", &raw->duty_cycle, 1) &&
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flipper_format_write_uint32(ff, "data", raw->timings, raw->timings_size);
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}
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static inline bool infrared_signal_read_message(InfraredSignal* signal, FlipperFormat* ff) {
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FuriString* buf;
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buf = furi_string_alloc();
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bool success = false;
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do {
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if(!flipper_format_read_string(ff, "protocol", buf)) break;
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InfraredMessage message;
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message.protocol = infrared_get_protocol_by_name(furi_string_get_cstr(buf));
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success = flipper_format_read_hex(ff, "address", (uint8_t*)&message.address, 4) &&
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flipper_format_read_hex(ff, "command", (uint8_t*)&message.command, 4) &&
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infrared_signal_is_message_valid(&message);
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if(!success) break;
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infrared_signal_set_message(signal, &message);
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} while(0);
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furi_string_free(buf);
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return success;
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}
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static inline bool infrared_signal_read_raw(InfraredSignal* signal, FlipperFormat* ff) {
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uint32_t timings_size, frequency;
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float duty_cycle;
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bool success = flipper_format_read_uint32(ff, "frequency", &frequency, 1) &&
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flipper_format_read_float(ff, "duty_cycle", &duty_cycle, 1) &&
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flipper_format_get_value_count(ff, "data", &timings_size);
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if(!success || timings_size > MAX_TIMINGS_AMOUNT) {
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return false;
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}
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uint32_t* timings = malloc(sizeof(uint32_t) * timings_size);
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success = flipper_format_read_uint32(ff, "data", timings, timings_size);
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if(success) {
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infrared_signal_set_raw_signal(signal, timings, timings_size, frequency, duty_cycle);
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}
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free(timings);
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return success;
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}
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static bool infrared_signal_read_body(InfraredSignal* signal, FlipperFormat* ff) {
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FuriString* tmp = furi_string_alloc();
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bool success = false;
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do {
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if(!flipper_format_read_string(ff, "type", tmp)) break;
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if(furi_string_equal(tmp, "raw")) {
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success = infrared_signal_read_raw(signal, ff);
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} else if(furi_string_equal(tmp, "parsed")) {
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success = infrared_signal_read_message(signal, ff);
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} else {
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FURI_LOG_E(TAG, "Unknown signal type");
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}
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} while(false);
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furi_string_free(tmp);
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return success;
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}
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InfraredSignal* infrared_signal_alloc() {
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InfraredSignal* signal = malloc(sizeof(InfraredSignal));
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signal->is_raw = false;
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signal->payload.message.protocol = InfraredProtocolUnknown;
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return signal;
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}
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void infrared_signal_free(InfraredSignal* signal) {
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infrared_signal_clear_timings(signal);
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free(signal);
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}
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bool infrared_signal_is_raw(InfraredSignal* signal) {
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return signal->is_raw;
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}
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bool infrared_signal_is_valid(InfraredSignal* signal) {
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return signal->is_raw ? infrared_signal_is_raw_valid(&signal->payload.raw) :
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infrared_signal_is_message_valid(&signal->payload.message);
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}
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void infrared_signal_set_signal(InfraredSignal* signal, const InfraredSignal* other) {
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if(other->is_raw) {
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const InfraredRawSignal* raw = &other->payload.raw;
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infrared_signal_set_raw_signal(
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signal, raw->timings, raw->timings_size, raw->frequency, raw->duty_cycle);
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} else {
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const InfraredMessage* message = &other->payload.message;
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infrared_signal_set_message(signal, message);
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}
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}
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void infrared_signal_set_raw_signal(
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InfraredSignal* signal,
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const uint32_t* timings,
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size_t timings_size,
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uint32_t frequency,
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float duty_cycle) {
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infrared_signal_clear_timings(signal);
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// If the frequency is out of bounds, set it to the closest bound same for duty cycle
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// TODO: Should we return error instead? Also infrared_signal_is_valid is used only in CLI for some reason?!
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if(frequency > INFRARED_MAX_FREQUENCY) {
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frequency = INFRARED_MAX_FREQUENCY;
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} else if(frequency < INFRARED_MIN_FREQUENCY) {
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frequency = INFRARED_MIN_FREQUENCY;
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}
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if((duty_cycle <= (float)0) || (duty_cycle > (float)1)) {
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duty_cycle = (float)0.33;
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}
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// In case of timings out of bounds we just call return
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if((timings_size <= 0) || (timings_size > MAX_TIMINGS_AMOUNT)) {
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return;
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}
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signal->is_raw = true;
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signal->payload.raw.timings_size = timings_size;
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signal->payload.raw.frequency = frequency;
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signal->payload.raw.duty_cycle = duty_cycle;
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signal->payload.raw.timings = malloc(timings_size * sizeof(uint32_t));
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memcpy(signal->payload.raw.timings, timings, timings_size * sizeof(uint32_t));
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}
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InfraredRawSignal* infrared_signal_get_raw_signal(InfraredSignal* signal) {
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furi_assert(signal->is_raw);
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return &signal->payload.raw;
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}
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void infrared_signal_set_message(InfraredSignal* signal, const InfraredMessage* message) {
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infrared_signal_clear_timings(signal);
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signal->is_raw = false;
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signal->payload.message = *message;
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}
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InfraredMessage* infrared_signal_get_message(InfraredSignal* signal) {
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furi_assert(!signal->is_raw);
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return &signal->payload.message;
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}
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bool infrared_signal_save(InfraredSignal* signal, FlipperFormat* ff, const char* name) {
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if(!flipper_format_write_comment_cstr(ff, "") ||
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!flipper_format_write_string_cstr(ff, "name", name)) {
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return false;
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} else if(signal->is_raw) {
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return infrared_signal_save_raw(&signal->payload.raw, ff);
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} else {
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return infrared_signal_save_message(&signal->payload.message, ff);
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}
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}
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bool infrared_signal_read(InfraredSignal* signal, FlipperFormat* ff, FuriString* name) {
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FuriString* tmp = furi_string_alloc();
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bool success = false;
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do {
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if(!flipper_format_read_string(ff, "name", tmp)) break;
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furi_string_set(name, tmp);
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if(!infrared_signal_read_body(signal, ff)) break;
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success = true;
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} while(0);
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furi_string_free(tmp);
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return success;
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}
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bool infrared_signal_search_and_read(
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InfraredSignal* signal,
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FlipperFormat* ff,
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const FuriString* name) {
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bool success = false;
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FuriString* tmp = furi_string_alloc();
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do {
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bool is_name_found = false;
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while(flipper_format_read_string(ff, "name", tmp)) {
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is_name_found = furi_string_equal(name, tmp);
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if(is_name_found) break;
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}
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if(!is_name_found) break; //-V547
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if(!infrared_signal_read_body(signal, ff)) break; //-V779
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success = true;
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} while(false);
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furi_string_free(tmp);
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return success;
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}
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void infrared_signal_transmit(InfraredSignal* signal) {
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if(signal->is_raw) {
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InfraredRawSignal* raw_signal = &signal->payload.raw;
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infrared_send_raw_ext(
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raw_signal->timings,
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raw_signal->timings_size,
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true,
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raw_signal->frequency,
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raw_signal->duty_cycle);
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} else {
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InfraredMessage* message = &signal->payload.message;
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infrared_send(message, 1);
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}
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}
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