Roger that

lib/subghz/protocols/protocol_items.c

@@ -53,6 +53,7 @@ const SubGhzProtocol* const subghz_protocol_registry_items[] = {
     &subghz_protocol_hay21,
     &subghz_protocol_revers_rb2,
     &subghz_protocol_feron,
+    &subghz_protocol_roger,
 };
 
 const SubGhzProtocolRegistry subghz_protocol_registry = {

lib/subghz/protocols/protocol_items.h

@@ -54,3 +54,4 @@
 #include "hay21.h"
 #include "revers_rb2.h"
 #include "feron.h"
+#include "roger.h"

lib/subghz/protocols/roger.c

@@ -0,0 +1,442 @@
+#include "roger.h"
+#include "../blocks/const.h"
+#include "../blocks/decoder.h"
+#include "../blocks/encoder.h"
+#include "../blocks/generic.h"
+#include "../blocks/math.h"
+
+#include "../blocks/custom_btn_i.h"
+
+#define TAG "SubGhzProtocolRoger"
+
+static const SubGhzBlockConst subghz_protocol_roger_const = {
+    .te_short = 500,
+    .te_long = 1000,
+    .te_delta = 270,
+    .min_count_bit_for_found = 28,
+};
+
+struct SubGhzProtocolDecoderRoger {
+    SubGhzProtocolDecoderBase base;
+
+    SubGhzBlockDecoder decoder;
+    SubGhzBlockGeneric generic;
+};
+
+struct SubGhzProtocolEncoderRoger {
+    SubGhzProtocolEncoderBase base;
+
+    SubGhzProtocolBlockEncoder encoder;
+    SubGhzBlockGeneric generic;
+};
+
+typedef enum {
+    RogerDecoderStepReset = 0,
+    RogerDecoderStepSaveDuration,
+    RogerDecoderStepCheckDuration,
+} RogerDecoderStep;
+
+const SubGhzProtocolDecoder subghz_protocol_roger_decoder = {
+    .alloc = subghz_protocol_decoder_roger_alloc,
+    .free = subghz_protocol_decoder_roger_free,
+
+    .feed = subghz_protocol_decoder_roger_feed,
+    .reset = subghz_protocol_decoder_roger_reset,
+
+    .get_hash_data = subghz_protocol_decoder_roger_get_hash_data,
+    .serialize = subghz_protocol_decoder_roger_serialize,
+    .deserialize = subghz_protocol_decoder_roger_deserialize,
+    .get_string = subghz_protocol_decoder_roger_get_string,
+};
+
+const SubGhzProtocolEncoder subghz_protocol_roger_encoder = {
+    .alloc = subghz_protocol_encoder_roger_alloc,
+    .free = subghz_protocol_encoder_roger_free,
+
+    .deserialize = subghz_protocol_encoder_roger_deserialize,
+    .stop = subghz_protocol_encoder_roger_stop,
+    .yield = subghz_protocol_encoder_roger_yield,
+};
+
+const SubGhzProtocol subghz_protocol_roger = {
+    .name = SUBGHZ_PROTOCOL_ROGER_NAME,
+    .type = SubGhzProtocolTypeStatic,
+    .flag = SubGhzProtocolFlag_433 | SubGhzProtocolFlag_868 | SubGhzProtocolFlag_AM |
+            SubGhzProtocolFlag_Decodable | SubGhzProtocolFlag_Load | SubGhzProtocolFlag_Save |
+            SubGhzProtocolFlag_Send,
+
+    .decoder = &subghz_protocol_roger_decoder,
+    .encoder = &subghz_protocol_roger_encoder,
+};
+
+void* subghz_protocol_encoder_roger_alloc(SubGhzEnvironment* environment) {
+    UNUSED(environment);
+    SubGhzProtocolEncoderRoger* instance = malloc(sizeof(SubGhzProtocolEncoderRoger));
+
+    instance->base.protocol = &subghz_protocol_roger;
+    instance->generic.protocol_name = instance->base.protocol->name;
+
+    instance->encoder.repeat = 10;
+    instance->encoder.size_upload = 256;
+    instance->encoder.upload = malloc(instance->encoder.size_upload * sizeof(LevelDuration));
+    instance->encoder.is_running = false;
+    return instance;
+}
+
+void subghz_protocol_encoder_roger_free(void* context) {
+    furi_assert(context);
+    SubGhzProtocolEncoderRoger* instance = context;
+    free(instance->encoder.upload);
+    free(instance);
+}
+
+// Get custom button code
+static uint8_t subghz_protocol_roger_get_btn_code(void) {
+    uint8_t custom_btn_id = subghz_custom_btn_get();
+    uint8_t original_btn_code = subghz_custom_btn_get_original();
+    uint8_t btn = original_btn_code;
+
+    // Set custom button
+    if((custom_btn_id == SUBGHZ_CUSTOM_BTN_OK) && (original_btn_code != 0)) {
+        // Restore original button code
+        btn = original_btn_code;
+    } else if(custom_btn_id == SUBGHZ_CUSTOM_BTN_UP) {
+        switch(original_btn_code) {
+        case 0x1:
+            btn = 0x2;
+            break;
+        case 0x2:
+            btn = 0x1;
+            break;
+        case 0x4:
+            btn = 0x1;
+            break;
+        case 0x8:
+            btn = 0x1;
+            break;
+
+        default:
+            break;
+        }
+    } else if(custom_btn_id == SUBGHZ_CUSTOM_BTN_DOWN) {
+        switch(original_btn_code) {
+        case 0x1:
+            btn = 0x4;
+            break;
+        case 0x2:
+            btn = 0x4;
+            break;
+        case 0x4:
+            btn = 0x2;
+            break;
+        case 0x8:
+            btn = 0x4;
+            break;
+
+        default:
+            break;
+        }
+    } else if(custom_btn_id == SUBGHZ_CUSTOM_BTN_LEFT) {
+        switch(original_btn_code) {
+        case 0x1:
+            btn = 0x8;
+            break;
+        case 0x2:
+            btn = 0x8;
+            break;
+        case 0x4:
+            btn = 0x8;
+            break;
+        case 0x8:
+            btn = 0x2;
+            break;
+
+        default:
+            break;
+        }
+    }
+
+    return btn;
+}
+
+/**
+ * Generating an upload from data.
+ * @param instance Pointer to a SubGhzProtocolEncoderRoger instance
+ */
+static void subghz_protocol_encoder_roger_get_upload(SubGhzProtocolEncoderRoger* instance) {
+    furi_assert(instance);
+    size_t index = 0;
+
+    uint8_t btn = instance->generic.btn;
+
+    // Save original button for later use
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(btn);
+    }
+
+    // Get custom button code
+    // This will override the btn variable if a custom button is set
+    btn = subghz_protocol_roger_get_btn_code();
+
+    // If CRC is not == button - transmit as is, no custom button allowed
+    if((instance->generic.data & 0xFF) == instance->generic.btn) {
+        instance->generic.data = (uint64_t)instance->generic.serial << 12 | ((uint64_t)btn << 8) |
+                                 btn;
+    }
+
+    // Send key and GAP
+    for(uint8_t i = instance->generic.data_count_bit; i > 0; i--) {
+        if(bit_read(instance->generic.data, i - 1)) {
+            // Send bit 1
+            instance->encoder.upload[index++] =
+                level_duration_make(true, (uint32_t)subghz_protocol_roger_const.te_long);
+            if(i == 1) {
+                //Send gap if bit was last
+                instance->encoder.upload[index++] = level_duration_make(
+                    false, (uint32_t)subghz_protocol_roger_const.te_short * 19);
+            } else {
+                instance->encoder.upload[index++] =
+                    level_duration_make(false, (uint32_t)subghz_protocol_roger_const.te_short);
+            }
+        } else {
+            // Send bit 0
+            instance->encoder.upload[index++] =
+                level_duration_make(true, (uint32_t)subghz_protocol_roger_const.te_short);
+            if(i == 1) {
+                //Send gap if bit was last
+                instance->encoder.upload[index++] = level_duration_make(
+                    false, (uint32_t)subghz_protocol_roger_const.te_short * 19);
+            } else {
+                instance->encoder.upload[index++] =
+                    level_duration_make(false, (uint32_t)subghz_protocol_roger_const.te_long);
+            }
+        }
+    }
+
+    instance->encoder.size_upload = index;
+    return;
+}
+
+/** 
+ * Analysis of received data
+ * @param instance Pointer to a SubGhzBlockGeneric* instance
+ */
+static void subghz_protocol_roger_check_remote_controller(SubGhzBlockGeneric* instance) {
+    // Roger Decoder
+    // 2025.07 - @xMasterX (MMX)
+
+    // Key samples
+    // 0010001111111001 0001 00100000 // S/N: 0x23F9 Btn: 0x1 CRC: 0x20
+    // 0010001111111001 0010 00100011 // S/N: 0x23F9 Btn: 0x2 CRC: 0x23
+    // 0101011001010110 0001 00000001 // S/N: 0x5656 Btn: 0x1 CRC: 0x01
+    // 0101011001010110 0010 00000010 // S/N: 0x5656 Btn: 0x2 CRC: 0x02
+    // 0000110111111110 0001 00000001 // S/N: 0x0DFE Btn: 0x1 CRC: 0x01
+    // 0000110111111110 0100 00000100 // S/N: 0x0DFE Btn: 0x4 CRC: 0x04
+    // 0000110111111110 0010 00000010 // S/N: 0x0DFE Btn: 0x2 CRC: 0x02
+    // 0000110111111110 1000 00001000 // S/N: 0x0DFE Btn: 0x8 CRC: 0x08
+
+    instance->serial = instance->data >> 12;
+    instance->btn = (instance->data >> 8) & 0xF;
+
+    // Save original button for later use
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(instance->btn);
+    }
+    subghz_custom_btn_set_max(3);
+}
+
+SubGhzProtocolStatus
+    subghz_protocol_encoder_roger_deserialize(void* context, FlipperFormat* flipper_format) {
+    furi_assert(context);
+    SubGhzProtocolEncoderRoger* instance = context;
+    SubGhzProtocolStatus ret = SubGhzProtocolStatusError;
+    do {
+        ret = subghz_block_generic_deserialize_check_count_bit(
+            &instance->generic,
+            flipper_format,
+            subghz_protocol_roger_const.min_count_bit_for_found);
+        if(ret != SubGhzProtocolStatusOk) {
+            break;
+        }
+        //optional parameter parameter
+        flipper_format_read_uint32(
+            flipper_format, "Repeat", (uint32_t*)&instance->encoder.repeat, 1);
+
+        subghz_protocol_roger_check_remote_controller(&instance->generic);
+        subghz_protocol_encoder_roger_get_upload(instance);
+
+        uint8_t key_data[sizeof(uint64_t)] = {0};
+        for(size_t i = 0; i < sizeof(uint64_t); i++) {
+            key_data[sizeof(uint64_t) - i - 1] = (instance->generic.data >> i * 8) & 0xFF;
+        }
+        if(!flipper_format_update_hex(flipper_format, "Key", key_data, sizeof(uint64_t))) {
+            FURI_LOG_E(TAG, "Unable to add Key");
+            break;
+        }
+
+        instance->encoder.is_running = true;
+    } while(false);
+
+    return ret;
+}
+
+void subghz_protocol_encoder_roger_stop(void* context) {
+    SubGhzProtocolEncoderRoger* instance = context;
+    instance->encoder.is_running = false;
+}
+
+LevelDuration subghz_protocol_encoder_roger_yield(void* context) {
+    SubGhzProtocolEncoderRoger* instance = context;
+
+    if(instance->encoder.repeat == 0 || !instance->encoder.is_running) {
+        instance->encoder.is_running = false;
+        return level_duration_reset();
+    }
+
+    LevelDuration ret = instance->encoder.upload[instance->encoder.front];
+
+    if(++instance->encoder.front == instance->encoder.size_upload) {
+        instance->encoder.repeat--;
+        instance->encoder.front = 0;
+    }
+
+    return ret;
+}
+
+void* subghz_protocol_decoder_roger_alloc(SubGhzEnvironment* environment) {
+    UNUSED(environment);
+    SubGhzProtocolDecoderRoger* instance = malloc(sizeof(SubGhzProtocolDecoderRoger));
+    instance->base.protocol = &subghz_protocol_roger;
+    instance->generic.protocol_name = instance->base.protocol->name;
+    return instance;
+}
+
+void subghz_protocol_decoder_roger_free(void* context) {
+    furi_assert(context);
+    SubGhzProtocolDecoderRoger* instance = context;
+    free(instance);
+}
+
+void subghz_protocol_decoder_roger_reset(void* context) {
+    furi_assert(context);
+    SubGhzProtocolDecoderRoger* instance = context;
+    instance->decoder.parser_step = RogerDecoderStepReset;
+}
+
+void subghz_protocol_decoder_roger_feed(void* context, bool level, volatile uint32_t duration) {
+    furi_assert(context);
+    SubGhzProtocolDecoderRoger* instance = context;
+
+    switch(instance->decoder.parser_step) {
+    case RogerDecoderStepReset:
+        if((!level) && (DURATION_DIFF(duration, subghz_protocol_roger_const.te_short * 19) <
+                        subghz_protocol_roger_const.te_delta * 3)) {
+            //Found GAP
+            instance->decoder.decode_data = 0;
+            instance->decoder.decode_count_bit = 0;
+            instance->decoder.parser_step = RogerDecoderStepSaveDuration;
+        }
+        break;
+    case RogerDecoderStepSaveDuration:
+        if(level) {
+            instance->decoder.te_last = duration;
+            instance->decoder.parser_step = RogerDecoderStepCheckDuration;
+        } else {
+            instance->decoder.parser_step = RogerDecoderStepReset;
+        }
+        break;
+    case RogerDecoderStepCheckDuration:
+        if(!level) {
+            // Bit 1 is long and short timing = 1000us HIGH (te_last) and 500us LOW
+            if((DURATION_DIFF(instance->decoder.te_last, subghz_protocol_roger_const.te_long) <
+                subghz_protocol_roger_const.te_delta) &&
+               (DURATION_DIFF(duration, subghz_protocol_roger_const.te_short) <
+                subghz_protocol_roger_const.te_delta)) {
+                subghz_protocol_blocks_add_bit(&instance->decoder, 1);
+                instance->decoder.parser_step = RogerDecoderStepSaveDuration;
+                // Bit 0 is short and long timing = 500us HIGH (te_last) and 1000us LOW
+            } else if(
+                (DURATION_DIFF(instance->decoder.te_last, subghz_protocol_roger_const.te_short) <
+                 subghz_protocol_roger_const.te_delta) &&
+                (DURATION_DIFF(duration, subghz_protocol_roger_const.te_long) <
+                 subghz_protocol_roger_const.te_delta)) {
+                subghz_protocol_blocks_add_bit(&instance->decoder, 0);
+                instance->decoder.parser_step = RogerDecoderStepSaveDuration;
+            } else if(
+                // End of the key
+                DURATION_DIFF(duration, subghz_protocol_roger_const.te_short * 19) <
+                subghz_protocol_roger_const.te_delta * 3) {
+                //Found next GAP and add bit 1 or 0
+                if((DURATION_DIFF(instance->decoder.te_last, subghz_protocol_roger_const.te_long) <
+                    subghz_protocol_roger_const.te_delta)) {
+                    subghz_protocol_blocks_add_bit(&instance->decoder, 1);
+                }
+                if((DURATION_DIFF(instance->decoder.te_last, subghz_protocol_roger_const.te_short) <
+                    subghz_protocol_roger_const.te_delta)) {
+                    subghz_protocol_blocks_add_bit(&instance->decoder, 0);
+                }
+                // If got full 28 bits key reading is finished
+                if(instance->decoder.decode_count_bit ==
+                   subghz_protocol_roger_const.min_count_bit_for_found) {
+                    instance->generic.data = instance->decoder.decode_data;
+                    instance->generic.data_count_bit = instance->decoder.decode_count_bit;
+                    if(instance->base.callback)
+                        instance->base.callback(&instance->base, instance->base.context);
+                }
+                instance->decoder.decode_data = 0;
+                instance->decoder.decode_count_bit = 0;
+                instance->decoder.parser_step = RogerDecoderStepReset;
+            } else {
+                instance->decoder.parser_step = RogerDecoderStepReset;
+            }
+        } else {
+            instance->decoder.parser_step = RogerDecoderStepReset;
+        }
+        break;
+    }
+}
+
+uint8_t subghz_protocol_decoder_roger_get_hash_data(void* context) {
+    furi_assert(context);
+    SubGhzProtocolDecoderRoger* instance = context;
+    return subghz_protocol_blocks_get_hash_data(
+        &instance->decoder, (instance->decoder.decode_count_bit / 8) + 1);
+}
+
+SubGhzProtocolStatus subghz_protocol_decoder_roger_serialize(
+    void* context,
+    FlipperFormat* flipper_format,
+    SubGhzRadioPreset* preset) {
+    furi_assert(context);
+    SubGhzProtocolDecoderRoger* instance = context;
+    return subghz_block_generic_serialize(&instance->generic, flipper_format, preset);
+}
+
+SubGhzProtocolStatus
+    subghz_protocol_decoder_roger_deserialize(void* context, FlipperFormat* flipper_format) {
+    furi_assert(context);
+    SubGhzProtocolDecoderRoger* instance = context;
+    return subghz_block_generic_deserialize_check_count_bit(
+        &instance->generic, flipper_format, subghz_protocol_roger_const.min_count_bit_for_found);
+}
+
+void subghz_protocol_decoder_roger_get_string(void* context, FuriString* output) {
+    furi_assert(context);
+    SubGhzProtocolDecoderRoger* instance = context;
+
+    subghz_protocol_roger_check_remote_controller(&instance->generic);
+
+    furi_string_cat_printf(
+        output,
+        "%s %db\r\n"
+        "Key: 0x%07lX\r\n"
+        "Serial: 0x%04lX\r\n"
+        "CRC: 0x%02lX\r\n"
+        "Btn: %01X",
+        instance->generic.protocol_name,
+        instance->generic.data_count_bit,
+        (uint32_t)(instance->generic.data & 0xFFFFFFF),
+        instance->generic.serial,
+        (uint32_t)(instance->generic.data & 0xFF),
+        instance->generic.btn);
+}

lib/subghz/protocols/roger.h

@@ -0,0 +1,109 @@
+#pragma once
+
+#include "base.h"
+
+#define SUBGHZ_PROTOCOL_ROGER_NAME "Roger"
+
+typedef struct SubGhzProtocolDecoderRoger SubGhzProtocolDecoderRoger;
+typedef struct SubGhzProtocolEncoderRoger SubGhzProtocolEncoderRoger;
+
+extern const SubGhzProtocolDecoder subghz_protocol_roger_decoder;
+extern const SubGhzProtocolEncoder subghz_protocol_roger_encoder;
+extern const SubGhzProtocol subghz_protocol_roger;
+
+/**
+ * Allocate SubGhzProtocolEncoderRoger.
+ * @param environment Pointer to a SubGhzEnvironment instance
+ * @return SubGhzProtocolEncoderRoger* pointer to a SubGhzProtocolEncoderRoger instance
+ */
+void* subghz_protocol_encoder_roger_alloc(SubGhzEnvironment* environment);
+
+/**
+ * Free SubGhzProtocolEncoderRoger.
+ * @param context Pointer to a SubGhzProtocolEncoderRoger instance
+ */
+void subghz_protocol_encoder_roger_free(void* context);
+
+/**
+ * Deserialize and generating an upload to send.
+ * @param context Pointer to a SubGhzProtocolEncoderRoger instance
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @return status
+ */
+SubGhzProtocolStatus
+    subghz_protocol_encoder_roger_deserialize(void* context, FlipperFormat* flipper_format);
+
+/**
+ * Forced transmission stop.
+ * @param context Pointer to a SubGhzProtocolEncoderRoger instance
+ */
+void subghz_protocol_encoder_roger_stop(void* context);
+
+/**
+ * Getting the level and duration of the upload to be loaded into DMA.
+ * @param context Pointer to a SubGhzProtocolEncoderRoger instance
+ * @return LevelDuration 
+ */
+LevelDuration subghz_protocol_encoder_roger_yield(void* context);
+
+/**
+ * Allocate SubGhzProtocolDecoderRoger.
+ * @param environment Pointer to a SubGhzEnvironment instance
+ * @return SubGhzProtocolDecoderRoger* pointer to a SubGhzProtocolDecoderRoger instance
+ */
+void* subghz_protocol_decoder_roger_alloc(SubGhzEnvironment* environment);
+
+/**
+ * Free SubGhzProtocolDecoderRoger.
+ * @param context Pointer to a SubGhzProtocolDecoderRoger instance
+ */
+void subghz_protocol_decoder_roger_free(void* context);
+
+/**
+ * Reset decoder SubGhzProtocolDecoderRoger.
+ * @param context Pointer to a SubGhzProtocolDecoderRoger instance
+ */
+void subghz_protocol_decoder_roger_reset(void* context);
+
+/**
+ * Parse a raw sequence of levels and durations received from the air.
+ * @param context Pointer to a SubGhzProtocolDecoderRoger instance
+ * @param level Signal level true-high false-low
+ * @param duration Duration of this level in, us
+ */
+void subghz_protocol_decoder_roger_feed(void* context, bool level, uint32_t duration);
+
+/**
+ * Getting the hash sum of the last randomly received parcel.
+ * @param context Pointer to a SubGhzProtocolDecoderRoger instance
+ * @return hash Hash sum
+ */
+uint8_t subghz_protocol_decoder_roger_get_hash_data(void* context);
+
+/**
+ * Serialize data SubGhzProtocolDecoderRoger.
+ * @param context Pointer to a SubGhzProtocolDecoderRoger instance
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @param preset The modulation on which the signal was received, SubGhzRadioPreset
+ * @return status
+ */
+SubGhzProtocolStatus subghz_protocol_decoder_roger_serialize(
+    void* context,
+    FlipperFormat* flipper_format,
+    SubGhzRadioPreset* preset);
+
+/**
+ * Deserialize data SubGhzProtocolDecoderRoger.
+ * @param context Pointer to a SubGhzProtocolDecoderRoger instance
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @return status
+ */
+SubGhzProtocolStatus
+    subghz_protocol_decoder_roger_deserialize(void* context, FlipperFormat* flipper_format);
+
+/**
+ * Getting a textual representation of the received data.
+ * @param context Pointer to a SubGhzProtocolDecoderRoger instance
+ * @param output Resulting text
+ */
+void subghz_protocol_decoder_roger_get_string(void* context, FuriString* output);