Added Term of Services & Easter egg

applications/services/desktop/desktop.c

@@ -282,6 +282,7 @@ static Desktop* desktop_alloc(void) {
     desktop->pin_input_view = desktop_view_pin_input_alloc();
     desktop->pin_timeout_view = desktop_view_pin_timeout_alloc();
     desktop->slideshow_view = desktop_view_slideshow_alloc();
+    desktop->tos_view = desktop_view_tos_alloc();
 
     desktop->main_view_stack = view_stack_alloc();
     desktop->main_view = desktop_main_alloc();
@@ -326,6 +327,10 @@ static Desktop* desktop_alloc(void) {
         desktop->view_dispatcher,
         DesktopViewIdSlideshow,
         desktop_view_slideshow_get_view(desktop->slideshow_view));
+    view_dispatcher_add_view(
+        desktop->view_dispatcher,
+        DesktopViewIdTos,
+        desktop_view_tos_get_view(desktop->tos_view));
 
     // Lock icon
     desktop->lock_icon_viewport = view_port_alloc();
@@ -513,6 +518,8 @@ int32_t desktop_srv(void* p) {
         scene_manager_next_scene(desktop->scene_manager, DesktopSceneSlideshow);
     }
 
+    scene_manager_next_scene(desktop->scene_manager, DesktopSceneTos);
+
     if(!furi_hal_version_do_i_belong_here()) {
         scene_manager_next_scene(desktop->scene_manager, DesktopSceneHwMismatch);
     }

applications/services/desktop/desktop_i.h

@@ -11,6 +11,8 @@
 #include "views/desktop_view_lock_menu.h"
 #include "views/desktop_view_debug.h"
 #include "views/desktop_view_slideshow.h"
+#include "views/desktop_view_tos.h"
+#include "helpers/arf_boot_jingle.h"
 
 #include <gui/gui.h>
 #include <gui/view_stack.h>
@@ -32,6 +34,7 @@ typedef enum {
     DesktopViewIdPinInput,
     DesktopViewIdPinTimeout,
     DesktopViewIdSlideshow,
+    DesktopViewIdTos,
     DesktopViewIdTotal,
 } DesktopViewId;
 
@@ -55,6 +58,7 @@ struct Desktop {
     DesktopMainView* main_view;
     DesktopViewPinTimeout* pin_timeout_view;
     DesktopSlideshowView* slideshow_view;
+    DesktopViewTos* tos_view;
     DesktopViewPinInput* pin_input_view;
 
     ViewStack* main_view_stack;

applications/services/desktop/helpers/arf_boot_jingle.c

@@ -0,0 +1,98 @@
+#include "arf_boot_jingle.h"
+
+#include <furi.h>
+#include <furi_hal_speaker.h>
+
+typedef struct {
+    float frequency;
+    uint32_t duration_ms;
+} ArfBootNote;
+
+static const ArfBootNote arf_boot_jingle[] = {
+    {1046.50f, 50},
+    {1046.50f, 200},
+    {0.0f,     100},
+    {783.99f,  300},
+    {0.0f,     50},
+    {659.26f,  300},
+    {0.0f,     50},
+    {783.99f,  250},
+    {880.00f,  100},
+    {880.00f,  100},
+    {783.99f,  300},
+    {1046.50f, 150},
+    {1318.51f, 150},
+    {1760.00f, 250},
+    {1396.91f, 150},
+    {1567.98f, 100},
+    {1318.51f, 250},
+    {1174.66f, 150},
+    {1396.91f, 150},
+    {1318.51f, 400},
+    {392.00f,  100},
+    {523.25f,  300},
+    {0.0f,     50},
+    {1567.98f, 150},
+    {1479.98f, 150},
+    {1396.91f, 150},
+    {1174.66f, 250},
+    {1318.51f, 300},
+    {783.99f,  150},
+    {1046.50f, 100},
+    {1318.51f, 100},
+    {783.99f,  100},
+    {1046.50f, 100},
+    {1318.51f, 150},
+    {0.0f,     50},
+    {1567.98f, 150},
+    {1479.98f, 100},
+    {1396.91f, 150},
+    {1174.66f, 250},
+    {1318.51f, 300},
+    {0.0f,     50},
+    {2093.00f, 700},
+};
+
+static const uint32_t arf_boot_jingle_len =
+    sizeof(arf_boot_jingle) / sizeof(arf_boot_jingle[0]);
+
+static FuriThread* jingle_thread = NULL;
+
+static int32_t arf_jingle_thread_cb(void* context) {
+    UNUSED(context);
+
+    if(!furi_hal_speaker_acquire(1000)) {
+        return 0;
+    }
+
+    for(uint32_t i = 0; i < arf_boot_jingle_len; i++) {
+        const ArfBootNote* note = &arf_boot_jingle[i];
+        if(note->frequency == 0.0f) {
+            furi_hal_speaker_stop();
+        } else {
+            furi_hal_speaker_start(note->frequency, 0.8f);
+        }
+        furi_delay_ms(note->duration_ms);
+    }
+
+    furi_hal_speaker_stop();
+    furi_hal_speaker_release();
+    return 0;
+}
+
+void arf_boot_jingle_play(void) {
+    if(jingle_thread != NULL) {
+        return;
+    }
+
+    jingle_thread = furi_thread_alloc_ex("ArfJingle", 512, arf_jingle_thread_cb, NULL);
+    furi_thread_start(jingle_thread);
+}
+
+void arf_boot_jingle_stop(void) {
+    if(jingle_thread != NULL) {
+        furi_thread_join(jingle_thread);
+        furi_thread_free(jingle_thread);
+        jingle_thread = NULL;
+    }
+}

applications/services/desktop/helpers/arf_boot_jingle.h

@@ -0,0 +1,4 @@
+#pragma once
+
+void arf_boot_jingle_play(void);
+void arf_boot_jingle_stop(void);

applications/services/desktop/scenes/desktop_scene_config.h

@@ -8,3 +8,4 @@ ADD_SCENE(desktop, pin_input, PinInput)
 ADD_SCENE(desktop, pin_timeout, PinTimeout)
 ADD_SCENE(desktop, slideshow, Slideshow)
 ADD_SCENE(desktop, secure_enclave, SecureEnclave)
+ADD_SCENE(desktop, tos, Tos)

applications/services/desktop/scenes/desktop_scene_slideshow.c

@@ -4,6 +4,7 @@
 #include "../desktop_i.h"
 #include "../views/desktop_view_slideshow.h"
 #include "../views/desktop_events.h"
+#include "desktop_scene.h"
 #include <power/power_service/power.h>
 
 void desktop_scene_slideshow_callback(DesktopEvent event, void* context) {

applications/services/desktop/scenes/desktop_scene_tos.c

@@ -0,0 +1,52 @@
+#include <power/power_service/power.h>
+#include <gui/scene_manager.h>
+
+#include "desktop_scene.h"
+#include "../desktop_i.h"
+#include "../views/desktop_events.h"
+#include "../views/desktop_view_tos.h"
+
+static void desktop_scene_tos_callback(DesktopEvent event, void* context) {
+    Desktop* desktop = (Desktop*)context;
+    view_dispatcher_send_custom_event(desktop->view_dispatcher, event);
+}
+
+void desktop_scene_tos_on_enter(void* context) {
+    Desktop* desktop = (Desktop*)context;
+
+    arf_boot_jingle_play();
+
+    gui_set_hide_status_bar(desktop->gui, true);
+    desktop_view_tos_set_callback(desktop->tos_view, desktop_scene_tos_callback, desktop);
+    view_dispatcher_switch_to_view(desktop->view_dispatcher, DesktopViewIdTos);
+}
+
+bool desktop_scene_tos_on_event(void* context, SceneManagerEvent event) {
+    Desktop* desktop = (Desktop*)context;
+    bool consumed = false;
+
+    if(event.type == SceneManagerEventTypeCustom) {
+        switch(event.event) {
+        case DesktopTosAccepted:
+            scene_manager_previous_scene(desktop->scene_manager);
+            consumed = true;
+            break;
+        case DesktopTosDeclined: {
+            Power* power = furi_record_open(RECORD_POWER);
+            power_off(power);
+            furi_record_close(RECORD_POWER);
+            consumed = true;
+            break;
+        }
+        default:
+            break;
+        }
+    }
+    return consumed;
+}
+
+void desktop_scene_tos_on_exit(void* context) {
+    Desktop* desktop = (Desktop*)context;
+    arf_boot_jingle_stop();
+    gui_set_hide_status_bar(desktop->gui, false);
+}

applications/services/desktop/views/desktop_events.h

@@ -39,6 +39,8 @@ typedef enum {
 
     DesktopSlideshowCompleted,
     DesktopSlideshowPoweroff,
+    DesktopTosAccepted,
+    DesktopTosDeclined,
 
     DesktopHwMismatchExit,
 

applications/services/desktop/views/desktop_view_tos.c

@@ -0,0 +1,79 @@
+#include <furi.h>
+#include "desktop_view_tos.h"
+
+struct DesktopViewTos {
+    View* view;
+    DesktopViewTosCallback callback;
+    void* context;
+};
+
+static void desktop_view_tos_draw(Canvas* canvas, void* model) {
+    UNUSED(model);
+    canvas_clear(canvas);
+
+    static const uint8_t mario_bits[] = {
+        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xcc,0x00,0x00,0x82,0x01,0x00,
+        0xc1,0x00,0x00,0xe1,0x07,0x80,0x09,0x08,0x40,0x46,0x07,0x40,0x42,0x03,0x40,0x08,
+        0x04,0x80,0x30,0x04,0x00,0xf1,0x04,0x80,0x82,0x07,0x20,0xfc,0x00,0x30,0x7e,0x00,
+        0x10,0x91,0x00,0x10,0xa0,0x02,0xe0,0x20,0x05,0x60,0x31,0x07,0xf0,0xfb,0x03,0xf0,
+        0xe3,0x00,0xe8,0xe9,0x00,0x08,0xfe,0x00,0x1c,0x7c,0x01,0xf4,0x1f,0x06,0xe4,0x13,
+        0x0e,0x84,0x90,0x09,0x84,0x40,0x08,0x88,0x20,0x06,0x70,0xe0,0x03,0x00,0x00,0x00};
+
+    canvas_draw_xbm(canvas, 105, 0, 22, 32, mario_bits);
+
+    canvas_set_font(canvas, FontPrimary);
+    canvas_draw_str(canvas, 2, 11, "Term of use:");
+
+    canvas_set_font(canvas, FontSecondary);
+    canvas_draw_str(canvas, 3, 22, "Authorize RF research");
+    canvas_draw_str(canvas, 3, 30, "use ONLY. Unauthorized");
+    canvas_draw_str(canvas, 3, 39, "use is prohibited.");
+    canvas_draw_str(canvas, 2, 61, "Back=Shutdown");
+    canvas_draw_str(canvas, 80, 62, "Ok=Accept");
+}
+
+static bool desktop_view_tos_input(InputEvent* event, void* context) {
+    furi_assert(event);
+    DesktopViewTos* instance = context;
+
+    if(event->type == InputTypeShort) {
+        if(event->key == InputKeyOk) {
+            instance->callback(DesktopTosAccepted, instance->context);
+            return true;
+        } else if(event->key == InputKeyBack) {
+            instance->callback(DesktopTosDeclined, instance->context);
+            return true;
+        }
+    }
+    return true;
+}
+
+DesktopViewTos* desktop_view_tos_alloc(void) {
+    DesktopViewTos* instance = malloc(sizeof(DesktopViewTos));
+    instance->view = view_alloc();
+    view_set_context(instance->view, instance);
+    view_set_draw_callback(instance->view, desktop_view_tos_draw);
+    view_set_input_callback(instance->view, desktop_view_tos_input);
+    return instance;
+}
+
+void desktop_view_tos_free(DesktopViewTos* instance) {
+    furi_assert(instance);
+    view_free(instance->view);
+    free(instance);
+}
+
+View* desktop_view_tos_get_view(DesktopViewTos* instance) {
+    furi_assert(instance);
+    return instance->view;
+}
+
+void desktop_view_tos_set_callback(
+    DesktopViewTos* instance,
+    DesktopViewTosCallback callback,
+    void* context) {
+    furi_assert(instance);
+    furi_assert(callback);
+    instance->callback = callback;
+    instance->context = context;
+}

applications/services/desktop/views/desktop_view_tos.h

@@ -0,0 +1,14 @@
+#pragma once
+#include <gui/view.h>
+#include "desktop_events.h"
+
+typedef struct DesktopViewTos DesktopViewTos;
+typedef void (*DesktopViewTosCallback)(DesktopEvent event, void* context);
+
+DesktopViewTos* desktop_view_tos_alloc(void);
+void desktop_view_tos_free(DesktopViewTos* instance);
+View* desktop_view_tos_get_view(DesktopViewTos* instance);
+void desktop_view_tos_set_callback(
+    DesktopViewTos* instance,
+    DesktopViewTosCallback callback,
+    void* context);

lib/subghz/protocols/ford_v0.c

@@ -55,7 +55,6 @@ typedef struct SubGhzProtocolDecoderFordV0 {
     uint32_t serial;
     uint8_t button;
     uint32_t count;
-    uint8_t bs_magic;
 } SubGhzProtocolDecoderFordV0;
 typedef struct SubGhzProtocolEncoderFordV0 {
     SubGhzProtocolEncoderBase base;
@@ -67,8 +66,7 @@ typedef struct SubGhzProtocolEncoderFordV0 {
     uint32_t serial;
     uint8_t button;
     uint32_t count;
-    uint8_t bs;
-    uint8_t bs_magic;
+    uint8_t checksum;
 } SubGhzProtocolEncoderFordV0;
 typedef enum {
     FordV0DecoderStepReset = 0,
@@ -88,14 +86,13 @@ static void decode_ford_v0(
     uint16_t key2,
     uint32_t* serial,
     uint8_t* button,
-    uint32_t* count,
-    uint8_t* bs_magic);
+    uint32_t* count);
 static void encode_ford_v0(
     uint8_t header_byte,
     uint32_t serial,
     uint8_t button,
     uint32_t count,
-    uint8_t bs,
+    uint8_t checksum,
     uint64_t* key1);
 static bool ford_v0_process_data(SubGhzProtocolDecoderFordV0* instance);
 
@@ -122,7 +119,6 @@ const SubGhzProtocolEncoder subghz_protocol_ford_v0_encoder = {
     .yield = subghz_protocol_encoder_ford_v0_yield,
 };
 
-
 const SubGhzProtocol subghz_protocol_ford_v0 = {
     .name = FORD_PROTOCOL_V0_NAME,
     .type = SubGhzProtocolTypeDynamic,
@@ -133,16 +129,19 @@ const SubGhzProtocol subghz_protocol_ford_v0 = {
 };
 
 // =============================================================================
-// BS CALCULATION
-// BS = (counter_low_byte + 0x6F + (button << 4)) & 0xFF
+// Checksum CALCULATION
+// checksum = sum of bytes 1-7
 // =============================================================================
-static uint8_t ford_v0_calculate_bs(uint32_t count, uint8_t button, uint8_t bs_magic) {
-    return (uint8_t)(((uint16_t)(count & 0xFF)) + bs_magic + (button << 4));
+static uint8_t ford_v0_calculate_checksum_from_buf(uint8_t* buf) {
+    // Checksum = sum of bytes 1..7 of the pre-XOR buffer
+    uint8_t checksum = 0;
+    for(int i = 1; i <= 7; i++)
+        checksum += buf[i];
+    return checksum;
 }
 // =============================================================================
 // CRC FUNCTIONS
 // =============================================================================
-
 static uint8_t ford_v0_popcount8(uint8_t x) {
     uint8_t count = 0;
     while(x) {
@@ -168,14 +167,14 @@ static uint8_t ford_v0_calculate_crc(uint8_t* buf) {
 
     return crc;
 }
-static uint8_t ford_v0_calculate_crc_for_tx(uint64_t key1, uint8_t bs) {
+static uint8_t ford_v0_calculate_crc_for_tx(uint64_t key1, uint8_t checksum) {
     uint8_t buf[16] = {0};
 
     for(int i = 0; i < 8; ++i) {
         buf[i] = (uint8_t)(key1 >> (56 - i * 8));
     }
 
-    buf[8] = bs;
+    buf[8] = checksum;
 
     uint8_t crc = ford_v0_calculate_crc(buf);
     return crc ^ 0x80;
@@ -204,8 +203,7 @@ static void decode_ford_v0(
     uint16_t key2,
     uint32_t* serial,
     uint8_t* button,
-    uint32_t* count,
-    uint8_t* bs_magic) {
+    uint32_t* count) {
     uint8_t buf[13] = {0};
 
     for(int i = 0; i < 8; ++i) {
@@ -216,7 +214,7 @@ static void decode_ford_v0(
     buf[9] = (uint8_t)(key2 & 0xFF);
 
     uint8_t tmp = buf[8];
-    uint8_t bs = tmp;
+    //uint8_t checksum = tmp;             //KEPT FOR CLARITY
     uint8_t parity = 0;
     uint8_t parity_any = (tmp != 0);
     while(tmp) {
@@ -258,9 +256,6 @@ static void decode_ford_v0(
     *button = (buf[5] >> 4) & 0x0F;
 
     *count = ((buf[5] & 0x0F) << 16) | (buf[6] << 8) | buf[7];
-
-    // Derive per-fob bs_magic constant (inverse of ford_v0_calculate_bs)
-    *bs_magic = (uint8_t)(bs - (*button << 4) - (uint8_t)(*count & 0xFF));
 }
 
 // =============================================================================
@@ -271,7 +266,7 @@ static void encode_ford_v0(
     uint32_t serial,
     uint8_t button,
     uint32_t count,
-    uint8_t bs,
+    uint8_t checksum,
     uint64_t* key1) {
     if(!key1) {
         FURI_LOG_E(TAG, "encode_ford_v0: NULL key1 pointer");
@@ -292,16 +287,25 @@ static void encode_ford_v0(
     uint8_t count_mid = (count >> 8) & 0xFF;
     uint8_t count_low = count & 0xFF;
 
+    // Pre-XOR buf[6] and buf[7] for checksum calculation
+    uint8_t pre_xor_6 = count_mid;
+    uint8_t pre_xor_7 = count_low;
+    buf[6] = pre_xor_6;
+    buf[7] = pre_xor_7;
+
+    //checksum = checksum of bytes 1..7 before XOR
+    checksum = ford_v0_calculate_checksum_from_buf(buf);
+
     uint8_t post_xor_6 = (count_mid & 0xAA) | (count_low & 0x55);
     uint8_t post_xor_7 = (count_low & 0xAA) | (count_mid & 0x55);
 
     uint8_t parity = 0;
-    uint8_t tmp = bs;
+    uint8_t tmp = checksum;
     while(tmp) {
         parity ^= (tmp & 1);
         tmp >>= 1;
     }
-    bool parity_bit = (bs != 0) ? (parity != 0) : false;
+    bool parity_bit = (checksum != 0) ? (parity != 0) : false;
 
     if(parity_bit) {
         uint8_t xor_byte = post_xor_7;
@@ -330,11 +334,11 @@ static void encode_ford_v0(
 
     FURI_LOG_I(
         TAG,
-        "Encode: Sn=%08lX Btn=%d Cnt=%05lX BS=%02X",
+        "Encode: Sn=%08lX Btn=%d Cnt=%05lX Checksum=%02X",
         (unsigned long)serial,
         button,
         (unsigned long)count,
-        bs);
+        checksum);
     FURI_LOG_I(
         TAG,
         "Encode key1: %08lX%08lX",
@@ -349,10 +353,10 @@ static void encode_ford_v0(
 static uint8_t subghz_protocol_ford_v0_get_btn_code(void) {
     uint8_t custom_btn = subghz_custom_btn_get();
     uint8_t original_btn = subghz_custom_btn_get_original();
-    if(custom_btn == SUBGHZ_CUSTOM_BTN_OK)    return original_btn;
-    if(custom_btn == SUBGHZ_CUSTOM_BTN_UP)    return 0x01; // Lock
-    if(custom_btn == SUBGHZ_CUSTOM_BTN_DOWN)  return 0x02; // Unlock
-    if(custom_btn == SUBGHZ_CUSTOM_BTN_LEFT)  return 0x04; // Boot/Trunk
+    if(custom_btn == SUBGHZ_CUSTOM_BTN_OK) return original_btn;
+    if(custom_btn == SUBGHZ_CUSTOM_BTN_UP) return 0x01; // Lock
+    if(custom_btn == SUBGHZ_CUSTOM_BTN_DOWN) return 0x02; // Unlock
+    if(custom_btn == SUBGHZ_CUSTOM_BTN_LEFT) return 0x04; // Boot/Trunk
     if(custom_btn == SUBGHZ_CUSTOM_BTN_RIGHT) return 0x04; // Boot/Trunk
     return original_btn;
 }
@@ -375,8 +379,7 @@ void* subghz_protocol_encoder_ford_v0_alloc(SubGhzEnvironment* environment) {
     instance->serial = 0;
     instance->button = 0;
     instance->count = 0;
-    instance->bs = 0;
-    instance->bs_magic = 0;
+    instance->checksum = 0;
 
     FURI_LOG_I(TAG, "Encoder allocated");
     return instance;
@@ -574,14 +577,6 @@ SubGhzProtocolStatus
             break;
         }
         instance->generic.cnt = instance->count;
-
-        flipper_format_rewind(flipper_format);
-        uint32_t bs_magic_temp = 0;
-        if(!flipper_format_read_uint32(flipper_format, "BSMagic", &bs_magic_temp, 1))
-            instance->bs_magic = 0x6F;
-        else
-            instance->bs_magic = (uint8_t)bs_magic_temp;
-
         instance->count = (instance->count + 1) & 0xFFFFF;
         instance->generic.cnt = instance->count;
 
@@ -592,26 +587,33 @@ SubGhzProtocolStatus
 
         instance->button = subghz_protocol_ford_v0_get_btn_code();
 
-        instance->bs = ford_v0_calculate_bs(instance->count, instance->button, instance->bs_magic);
+        // Checksum is calculated inside encode_ford_v0 from buf[1..7]
+        instance->checksum = 0; // will be set by encode_ford_v0
 
         encode_ford_v0(
             header_byte,
             instance->serial,
             instance->button,
             instance->count,
-            instance->bs,
+            instance->checksum,
             &instance->key1);
 
         instance->generic.data = instance->key1;
         instance->generic.data_count_bit = 64;
 
-        uint8_t calculated_crc = ford_v0_calculate_crc_for_tx(instance->key1, instance->bs);
-        instance->key2 = ((uint16_t)instance->bs << 8) | calculated_crc;
+        uint8_t calculated_crc = ford_v0_calculate_crc_for_tx(instance->key1, instance->checksum);
+        instance->key2 = ((uint16_t)instance->checksum << 8) | calculated_crc;
 
-        FURI_LOG_I(TAG, "Encoded: Sn=%08lX Btn=%02X Cnt=%05lX BS=%02X CRC=%02X key1=%08lX%08lX",
-            (unsigned long)instance->serial, instance->button,
-            (unsigned long)instance->count, instance->bs, calculated_crc,
-            (unsigned long)(instance->key1 >> 32), (unsigned long)(instance->key1 & 0xFFFFFFFF));
+        FURI_LOG_I(
+            TAG,
+            "Encoded: Sn=%08lX Btn=%02X Cnt=%05lX Checksum=%02X CRC=%02X key1=%08lX%08lX",
+            (unsigned long)instance->serial,
+            instance->button,
+            (unsigned long)instance->count,
+            instance->checksum,
+            calculated_crc,
+            (unsigned long)(instance->key1 >> 32),
+            (unsigned long)(instance->key1 & 0xFFFFFFFF));
 
         flipper_format_rewind(flipper_format);
         if(!flipper_format_read_uint32(
@@ -636,8 +638,8 @@ SubGhzProtocolStatus
         bool cnt_wr = flipper_format_insert_or_update_uint32(flipper_format, "Cnt", &temp, 1);
         temp = calculated_crc;
         flipper_format_insert_or_update_uint32(flipper_format, "CRC", &temp, 1);
-        temp = instance->bs;
-        flipper_format_insert_or_update_uint32(flipper_format, "BS", &temp, 1);
+        temp = instance->checksum;
+        flipper_format_insert_or_update_uint32(flipper_format, "Checksum", &temp, 1);
 
         FURI_LOG_I(TAG, "File updated: Key ok=%d Cnt ok=%d", key_wr, cnt_wr);
 
@@ -702,12 +704,7 @@ static bool ford_v0_process_data(SubGhzProtocolDecoderFordV0* instance) {
         uint16_t key2 = ~key2_raw;
 
         decode_ford_v0(
-            instance->key1,
-            key2,
-            &instance->serial,
-            &instance->button,
-            &instance->count,
-            &instance->bs_magic);
+            instance->key1, key2, &instance->serial, &instance->button, &instance->count);
 
         instance->key2 = key2;
         return true;
@@ -746,7 +743,6 @@ void subghz_protocol_decoder_ford_v0_reset(void* context) {
     instance->serial = 0;
     instance->button = 0;
     instance->count = 0;
-    instance->bs_magic = 0;
 }
 
 void subghz_protocol_decoder_ford_v0_feed(void* context, bool level, uint32_t duration) {
@@ -871,7 +867,7 @@ SubGhzProtocolStatus subghz_protocol_decoder_ford_v0_serialize(
 
     if(ret == SubGhzProtocolStatusOk) {
         uint32_t temp = (instance->key2 >> 8) & 0xFF;
-        flipper_format_write_uint32(flipper_format, "BS", &temp, 1);
+        flipper_format_write_uint32(flipper_format, "Checksum", &temp, 1);
 
         temp = instance->key2 & 0xFF;
         flipper_format_write_uint32(flipper_format, "CRC", &temp, 1);
@@ -882,9 +878,6 @@ SubGhzProtocolStatus subghz_protocol_decoder_ford_v0_serialize(
         flipper_format_write_uint32(flipper_format, "Btn", &temp, 1);
 
         flipper_format_write_uint32(flipper_format, "Cnt", &instance->count, 1);
-
-        temp = (uint32_t)instance->bs_magic;
-        flipper_format_write_uint32(flipper_format, "BSMagic", &temp, 1);
     }
 
     return ret;
@@ -898,7 +891,9 @@ SubGhzProtocolStatus
     SubGhzProtocolStatus ret = subghz_block_generic_deserialize_check_count_bit(
         &instance->generic, flipper_format, subghz_protocol_ford_v0_const.min_count_bit_for_found);
 
-    FURI_LOG_I(TAG, "Decoder deserialize: generic_ret=%d generic.data=%08lX%08lX",
+    FURI_LOG_I(
+        TAG,
+        "Decoder deserialize: generic_ret=%d generic.data=%08lX%08lX",
         ret,
         (unsigned long)(instance->generic.data >> 32),
         (unsigned long)(instance->generic.data & 0xFFFFFFFF));
@@ -908,12 +903,17 @@ SubGhzProtocolStatus
 
         flipper_format_rewind(flipper_format);
 
-        uint32_t bs_temp = 0;
+        uint32_t checksum_temp = 0;
         uint32_t crc_temp = 0;
-        flipper_format_read_uint32(flipper_format, "BS", &bs_temp, 1);
+        flipper_format_read_uint32(flipper_format, "Checksum", &checksum_temp, 1);
         flipper_format_read_uint32(flipper_format, "CRC", &crc_temp, 1);
-        instance->key2 = ((bs_temp & 0xFF) << 8) | (crc_temp & 0xFF);
-        FURI_LOG_I(TAG, "Decoder deserialize: BS=0x%02lX CRC=0x%02lX key2=0x%04X", bs_temp, crc_temp, instance->key2);
+        instance->key2 = ((checksum_temp & 0xFF) << 8) | (crc_temp & 0xFF);
+        FURI_LOG_I(
+            TAG,
+            "Decoder deserialize: Checksum=0x%02lX CRC=0x%02lX key2=0x%04X",
+            checksum_temp,
+            crc_temp,
+            instance->key2);
 
         flipper_format_read_uint32(flipper_format, "Serial", &instance->serial, 1);
         instance->generic.serial = instance->serial;
@@ -926,18 +926,16 @@ SubGhzProtocolStatus
         flipper_format_read_uint32(flipper_format, "Cnt", &instance->count, 1);
         instance->generic.cnt = instance->count;
 
-        FURI_LOG_I(TAG, "Decoder deserialize: Sn=0x%08lX Btn=0x%02X Cnt=0x%05lX",
+        FURI_LOG_I(
+            TAG,
+            "Decoder deserialize: Sn=0x%08lX Btn=0x%02X Cnt=0x%05lX",
             (unsigned long)instance->serial,
             instance->button,
             (unsigned long)instance->count);
 
-        uint32_t bs_magic_temp = 0;
-        if(flipper_format_read_uint32(flipper_format, "BSMagic", &bs_magic_temp, 1))
-            instance->bs_magic = bs_magic_temp;
-        else
-            instance->bs_magic = 0x6F;
-        FURI_LOG_I(TAG, "Decoder deserialize: BSMagic=0x%02X key1=%08lX%08lX",
-            instance->bs_magic,
+        FURI_LOG_I(
+            TAG,
+            "Decoder deserialize: key1=%08lX%08lX",
             (unsigned long)(instance->key1 >> 32),
             (unsigned long)(instance->key1 & 0xFFFFFFFF));
     }
@@ -985,6 +983,5 @@ void subghz_protocol_decoder_ford_v0_get_string(void* context, FuriString* outpu
         (unsigned long)instance->count,
         (unsigned int)display_btn,
         button_name,
-        crc_ok ? "OK" : "BAD"
-    );
+        crc_ok ? "OK" : "BAD");
 }

lib/subghz/protocols/protocol_items.c

@@ -72,6 +72,8 @@ const SubGhzProtocol* const subghz_protocol_registry_items[] = {
     &subghz_protocol_kia_v6,
     &subghz_protocol_suzuki, 
     &subghz_protocol_mitsubishi_v0,
+    &subghz_protocol_star_line,
+    &subghz_protocol_scher_khan,
 };
 
 const SubGhzProtocolRegistry subghz_protocol_registry = {

lib/subghz/protocols/protocol_items.h

@@ -74,3 +74,5 @@
 #include "suzuki.h"
 #include "mitsubishi_v0.h"
 #include "mazda_siemens.h"
+#include "star_line.h"
+#include "scher_khan.h"

lib/subghz/protocols/scher_khan.c

@@ -0,0 +1,382 @@
+#include "scher_khan.h"
+#include "../blocks/custom_btn_i.h"
+#include "../blocks/generic.h"
+
+#define TAG "SubGhzProtocolScherKhan"
+
+static const char* scher_khan_btn_name(uint8_t btn) {
+    switch(btn) {
+    case 0x1: return "Lock";
+    case 0x2: return "Unlock";
+    case 0x4: return "Trunk";
+    case 0x8: return "Aux";
+    default:  return "?";
+    }
+}
+
+static uint8_t scher_khan_btn_to_custom(uint8_t btn) {
+    switch(btn) {
+    case 0x1: return SUBGHZ_CUSTOM_BTN_UP;
+    case 0x2: return SUBGHZ_CUSTOM_BTN_DOWN;
+    case 0x4: return SUBGHZ_CUSTOM_BTN_LEFT;
+    case 0x8: return SUBGHZ_CUSTOM_BTN_RIGHT;
+    default:  return SUBGHZ_CUSTOM_BTN_OK;
+    }
+}
+
+static uint8_t scher_khan_custom_to_btn(uint8_t custom, uint8_t original_btn) {
+    if(custom == SUBGHZ_CUSTOM_BTN_OK)    return original_btn;
+    if(custom == SUBGHZ_CUSTOM_BTN_UP)    return 0x1;
+    if(custom == SUBGHZ_CUSTOM_BTN_DOWN)  return 0x2;
+    if(custom == SUBGHZ_CUSTOM_BTN_LEFT)  return 0x4;
+    if(custom == SUBGHZ_CUSTOM_BTN_RIGHT) return 0x8;
+    return original_btn;
+}
+
+static uint8_t scher_khan_get_btn_code(uint8_t original_btn) {
+    return scher_khan_custom_to_btn(subghz_custom_btn_get(), original_btn);
+}
+
+static const SubGhzBlockConst subghz_protocol_scher_khan_const = {
+    .te_short = 750,
+    .te_long = 1100,
+    .te_delta = 160,
+    .min_count_bit_for_found = 35,
+};
+
+struct SubGhzProtocolDecoderScherKhan {
+    SubGhzProtocolDecoderBase base;
+
+    SubGhzBlockDecoder decoder;
+    SubGhzBlockGeneric generic;
+
+    uint16_t header_count;
+    const char* protocol_name;
+};
+
+struct SubGhzProtocolEncoderScherKhan {
+    SubGhzProtocolEncoderBase base;
+
+    SubGhzProtocolBlockEncoder encoder;
+    SubGhzBlockGeneric generic;
+};
+
+typedef enum {
+    ScherKhanDecoderStepReset = 0,
+    ScherKhanDecoderStepCheckPreambula,
+    ScherKhanDecoderStepSaveDuration,
+    ScherKhanDecoderStepCheckDuration,
+} ScherKhanDecoderStep;
+
+const SubGhzProtocolDecoder subghz_protocol_scher_khan_decoder = {
+    .alloc = subghz_protocol_decoder_scher_khan_alloc,
+    .free = subghz_protocol_decoder_scher_khan_free,
+
+    .feed = subghz_protocol_decoder_scher_khan_feed,
+    .reset = subghz_protocol_decoder_scher_khan_reset,
+
+    .get_hash_data = subghz_protocol_decoder_scher_khan_get_hash_data,
+    .serialize = subghz_protocol_decoder_scher_khan_serialize,
+    .deserialize = subghz_protocol_decoder_scher_khan_deserialize,
+    .get_string = subghz_protocol_decoder_scher_khan_get_string,
+};
+
+const SubGhzProtocolEncoder subghz_protocol_scher_khan_encoder = {
+    .alloc = NULL,
+    .free = NULL,
+
+    .deserialize = NULL,
+    .stop = NULL,
+    .yield = NULL,
+};
+
+const SubGhzProtocol subghz_protocol_scher_khan = {
+    .name = SUBGHZ_PROTOCOL_SCHER_KHAN_NAME,
+    .type = SubGhzProtocolTypeDynamic,
+    .flag = SubGhzProtocolFlag_433 | SubGhzProtocolFlag_FM | SubGhzProtocolFlag_Decodable,
+
+    .decoder = &subghz_protocol_scher_khan_decoder,
+    .encoder = &subghz_protocol_scher_khan_encoder,
+};
+
+void* subghz_protocol_decoder_scher_khan_alloc(SubGhzEnvironment* environment) {
+    UNUSED(environment);
+    SubGhzProtocolDecoderScherKhan* instance = malloc(sizeof(SubGhzProtocolDecoderScherKhan));
+    instance->base.protocol = &subghz_protocol_scher_khan;
+    instance->generic.protocol_name = instance->base.protocol->name;
+
+    return instance;
+}
+
+void subghz_protocol_decoder_scher_khan_free(void* context) {
+    furi_check(context);
+    SubGhzProtocolDecoderScherKhan* instance = context;
+    free(instance);
+}
+
+void subghz_protocol_decoder_scher_khan_reset(void* context) {
+    furi_check(context);
+    SubGhzProtocolDecoderScherKhan* instance = context;
+    instance->decoder.parser_step = ScherKhanDecoderStepReset;
+}
+
+void subghz_protocol_decoder_scher_khan_feed(void* context, bool level, uint32_t duration) {
+    furi_check(context);
+    SubGhzProtocolDecoderScherKhan* instance = context;
+
+    switch(instance->decoder.parser_step) {
+    case ScherKhanDecoderStepReset:
+        if((level) && (DURATION_DIFF(duration, subghz_protocol_scher_khan_const.te_short * 2) <
+                       subghz_protocol_scher_khan_const.te_delta)) {
+            instance->decoder.parser_step = ScherKhanDecoderStepCheckPreambula;
+            instance->decoder.te_last = duration;
+            instance->header_count = 0;
+        }
+        break;
+    case ScherKhanDecoderStepCheckPreambula:
+        if(level) {
+            if((DURATION_DIFF(duration, subghz_protocol_scher_khan_const.te_short * 2) <
+                subghz_protocol_scher_khan_const.te_delta) ||
+               (DURATION_DIFF(duration, subghz_protocol_scher_khan_const.te_short) <
+                subghz_protocol_scher_khan_const.te_delta)) {
+                instance->decoder.te_last = duration;
+            } else {
+                instance->decoder.parser_step = ScherKhanDecoderStepReset;
+            }
+        } else if(
+            (DURATION_DIFF(duration, subghz_protocol_scher_khan_const.te_short * 2) <
+             subghz_protocol_scher_khan_const.te_delta) ||
+            (DURATION_DIFF(duration, subghz_protocol_scher_khan_const.te_short) <
+             subghz_protocol_scher_khan_const.te_delta)) {
+            if(DURATION_DIFF(
+                   instance->decoder.te_last, subghz_protocol_scher_khan_const.te_short * 2) <
+               subghz_protocol_scher_khan_const.te_delta) {
+                instance->header_count++;
+                break;
+            } else if(
+                DURATION_DIFF(
+                    instance->decoder.te_last, subghz_protocol_scher_khan_const.te_short) <
+                subghz_protocol_scher_khan_const.te_delta) {
+                if(instance->header_count >= 2) {
+                    instance->decoder.parser_step = ScherKhanDecoderStepSaveDuration;
+                    instance->decoder.decode_data = 0;
+                    instance->decoder.decode_count_bit = 1;
+                } else {
+                    instance->decoder.parser_step = ScherKhanDecoderStepReset;
+                }
+            } else {
+                instance->decoder.parser_step = ScherKhanDecoderStepReset;
+            }
+        } else {
+            instance->decoder.parser_step = ScherKhanDecoderStepReset;
+        }
+        break;
+    case ScherKhanDecoderStepSaveDuration:
+        if(level) {
+            if(duration >= (subghz_protocol_scher_khan_const.te_delta * 2UL +
+                            subghz_protocol_scher_khan_const.te_long)) {
+                instance->decoder.parser_step = ScherKhanDecoderStepReset;
+                if(instance->decoder.decode_count_bit >=
+                   subghz_protocol_scher_khan_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;
+                break;
+            } else {
+                instance->decoder.te_last = duration;
+                instance->decoder.parser_step = ScherKhanDecoderStepCheckDuration;
+            }
+
+        } else {
+            instance->decoder.parser_step = ScherKhanDecoderStepReset;
+        }
+        break;
+    case ScherKhanDecoderStepCheckDuration:
+        if(!level) {
+            if((DURATION_DIFF(
+                    instance->decoder.te_last, subghz_protocol_scher_khan_const.te_short) <
+                subghz_protocol_scher_khan_const.te_delta) &&
+               (DURATION_DIFF(duration, subghz_protocol_scher_khan_const.te_short) <
+                subghz_protocol_scher_khan_const.te_delta)) {
+                subghz_protocol_blocks_add_bit(&instance->decoder, 0);
+                instance->decoder.parser_step = ScherKhanDecoderStepSaveDuration;
+            } else if(
+                (DURATION_DIFF(
+                     instance->decoder.te_last, subghz_protocol_scher_khan_const.te_long) <
+                 subghz_protocol_scher_khan_const.te_delta) &&
+                (DURATION_DIFF(duration, subghz_protocol_scher_khan_const.te_long) <
+                 subghz_protocol_scher_khan_const.te_delta)) {
+                subghz_protocol_blocks_add_bit(&instance->decoder, 1);
+                instance->decoder.parser_step = ScherKhanDecoderStepSaveDuration;
+            } else {
+                instance->decoder.parser_step = ScherKhanDecoderStepReset;
+            }
+        } else {
+            instance->decoder.parser_step = ScherKhanDecoderStepReset;
+        }
+        break;
+    }
+}
+
+static void subghz_protocol_scher_khan_check_remote_controller(
+    SubGhzBlockGeneric* instance,
+    const char** protocol_name) {
+
+    switch(instance->data_count_bit) {
+    case 35:
+        *protocol_name = "MAGIC CODE, Static";
+        instance->serial = 0;
+        instance->btn = 0;
+        instance->cnt = 0;
+        break;
+    case 51:
+        *protocol_name = "MAGIC CODE, Dynamic";
+        instance->serial = ((instance->data >> 24) & 0xFFFFFF0) | ((instance->data >> 20) & 0x0F);
+        instance->btn = (instance->data >> 24) & 0x0F;
+        instance->cnt = instance->data & 0xFFFF;
+        break;
+    case 57:
+        *protocol_name = "MAGIC CODE PRO/PRO2";
+        instance->serial = 0;
+        instance->btn = 0;
+        instance->cnt = 0;
+        break;
+    case 63:
+        *protocol_name = "MAGIC CODE, Response";
+        instance->serial = 0;
+        instance->btn = 0;
+        instance->cnt = 0;
+        break;
+    case 64:
+        *protocol_name = "MAGICAR, Response";
+        instance->serial = 0;
+        instance->btn = 0;
+        instance->cnt = 0;
+        break;
+    case 81:
+    case 82:
+        *protocol_name = "MAGIC CODE PRO,\n Response";
+        instance->serial = 0;
+        instance->btn = 0;
+        instance->cnt = 0;
+        break;
+
+    default:
+        *protocol_name = "Unknown";
+        instance->serial = 0;
+        instance->btn = 0;
+        instance->cnt = 0;
+        break;
+    }
+}
+
+uint8_t subghz_protocol_decoder_scher_khan_get_hash_data(void* context) {
+    furi_check(context);
+    SubGhzProtocolDecoderScherKhan* instance = context;
+    return subghz_protocol_blocks_get_hash_data(
+        &instance->decoder, (instance->decoder.decode_count_bit / 8) + 1);
+}
+
+SubGhzProtocolStatus subghz_protocol_decoder_scher_khan_serialize(
+    void* context,
+    FlipperFormat* flipper_format,
+    SubGhzRadioPreset* preset) {
+    furi_check(context);
+    SubGhzProtocolDecoderScherKhan* instance = context;
+    SubGhzProtocolStatus ret = SubGhzProtocolStatusError;
+
+    do {
+        if(!flipper_format_write_header_cstr(
+               flipper_format, "Flipper SubGhz Key File", 1)) {
+            break;
+        }
+        if(preset != NULL) {
+            if(!flipper_format_insert_or_update_uint32(
+                   flipper_format, "Frequency", &preset->frequency, 1)) {
+                break;
+            }
+            FuriString* preset_str = furi_string_alloc();
+            subghz_block_generic_get_preset_name(
+                furi_string_get_cstr(preset->name), preset_str);
+            if(!flipper_format_insert_or_update_string_cstr(
+                   flipper_format, "Preset", furi_string_get_cstr(preset_str))) {
+                furi_string_free(preset_str);
+                break;
+            }
+            furi_string_free(preset_str);
+        }
+
+        if(!flipper_format_insert_or_update_string_cstr(
+               flipper_format, "Protocol", instance->generic.protocol_name)) {
+            break;
+        }
+
+        uint32_t bits = instance->generic.data_count_bit;
+        if(!flipper_format_insert_or_update_uint32(flipper_format, "Bit", &bits, 1)) {
+            break;
+        }
+
+        char key_str[20];
+        snprintf(key_str, sizeof(key_str), "%016llX", instance->generic.data);
+        if(!flipper_format_insert_or_update_string_cstr(flipper_format, "Key", key_str)) {
+            break;
+        }
+
+        if(!flipper_format_insert_or_update_uint32(
+               flipper_format, "Serial", &instance->generic.serial, 1)) {
+            break;
+        }
+
+        uint32_t temp = instance->generic.btn;
+        if(!flipper_format_insert_or_update_uint32(flipper_format, "Btn", &temp, 1)) {
+            break;
+        }
+
+        if(!flipper_format_insert_or_update_uint32(
+               flipper_format, "Cnt", &instance->generic.cnt, 1)) {
+            break;
+        }
+
+        ret = SubGhzProtocolStatusOk;
+    } while(false);
+
+    return ret;
+}
+
+SubGhzProtocolStatus
+    subghz_protocol_decoder_scher_khan_deserialize(void* context, FlipperFormat* flipper_format) {
+    furi_check(context);
+    SubGhzProtocolDecoderScherKhan* instance = context;
+    return subghz_block_generic_deserialize(&instance->generic, flipper_format);
+}
+
+void subghz_protocol_decoder_scher_khan_get_string(void* context, FuriString* output) {
+    furi_check(context);
+    SubGhzProtocolDecoderScherKhan* instance = context;
+
+    subghz_protocol_scher_khan_check_remote_controller(
+        &instance->generic, &instance->protocol_name);
+
+    subghz_custom_btn_set_original(scher_khan_btn_to_custom(instance->generic.btn));
+    subghz_custom_btn_set_max(4);
+
+    furi_string_cat_printf(
+        output,
+        "%s %dbit\r\n"
+        "Key:0x%lX%08lX\r\n"
+        "Sn:%07lX Btn:[%s]\r\n"
+        "Cntr:%04lX\r\n"
+        "Pt: %s\r\n",
+        instance->generic.protocol_name,
+        instance->generic.data_count_bit,
+        (uint32_t)(instance->generic.data >> 32),
+        (uint32_t)instance->generic.data,
+        instance->generic.serial,
+        scher_khan_btn_name(scher_khan_get_btn_code(instance->generic.btn)),
+        instance->generic.cnt,
+        instance->protocol_name);
+}

lib/subghz/protocols/scher_khan.h

@@ -0,0 +1,37 @@
+#pragma once
+#include <furi.h>
+#include <lib/subghz/protocols/base.h>
+#include <lib/subghz/types.h>
+#include <lib/subghz/blocks/const.h>
+#include <lib/subghz/blocks/decoder.h>
+#include <lib/subghz/blocks/encoder.h>
+#include <lib/subghz/blocks/generic.h>
+#include <lib/subghz/blocks/math.h>
+#include <lib/toolbox/manchester_decoder.h>
+#include <flipper_format/flipper_format.h>
+
+#define SUBGHZ_PROTOCOL_SCHER_KHAN_NAME "Scher-Khan"
+
+typedef struct SubGhzProtocolDecoderScherKhan SubGhzProtocolDecoderScherKhan;
+typedef struct SubGhzProtocolEncoderScherKhan SubGhzProtocolEncoderScherKhan;
+
+extern const SubGhzProtocolDecoder subghz_protocol_scher_khan_decoder;
+extern const SubGhzProtocolEncoder subghz_protocol_scher_khan_encoder;
+extern const SubGhzProtocol subghz_protocol_scher_khan;
+
+void* subghz_protocol_decoder_scher_khan_alloc(SubGhzEnvironment* environment);
+void subghz_protocol_decoder_scher_khan_free(void* context);
+void subghz_protocol_decoder_scher_khan_reset(void* context);
+void subghz_protocol_decoder_scher_khan_feed(void* context, bool level, uint32_t duration);
+
+uint8_t subghz_protocol_decoder_scher_khan_get_hash_data(void* context);
+
+SubGhzProtocolStatus subghz_protocol_decoder_scher_khan_serialize(
+    void* context,
+    FlipperFormat* flipper_format,
+    SubGhzRadioPreset* preset);
+
+SubGhzProtocolStatus
+    subghz_protocol_decoder_scher_khan_deserialize(void* context, FlipperFormat* flipper_format);
+
+void subghz_protocol_decoder_scher_khan_get_string(void* context, FuriString* output);

lib/subghz/protocols/star_line.c

@@ -0,0 +1,995 @@
+#include "star_line.h"
+#include "keeloq_common.h"
+#include <lib/subghz/subghz_keystore.h>
+#include "../subghz_keystore_i.h"
+#include "../blocks/custom_btn_i.h"
+
+#define TAG "SubGhzProtocolStarLine"
+
+static const char* star_line_btn_name(uint8_t btn) {
+    switch(btn) {
+    case 0x01: return "Lock";
+    case 0x02: return "Unlock";
+    case 0x04: return "Trunk";
+    case 0x08: return "Aux";
+    default:   return "?";
+    }
+}
+
+static uint8_t star_line_btn_to_custom(uint8_t btn) {
+    switch(btn) {
+    case 0x01: return SUBGHZ_CUSTOM_BTN_UP;
+    case 0x02: return SUBGHZ_CUSTOM_BTN_DOWN;
+    case 0x04: return SUBGHZ_CUSTOM_BTN_LEFT;
+    case 0x08: return SUBGHZ_CUSTOM_BTN_RIGHT;
+    default:   return SUBGHZ_CUSTOM_BTN_OK;
+    }
+}
+
+static uint8_t star_line_custom_to_btn(uint8_t custom, uint8_t original_btn) {
+    if(custom == SUBGHZ_CUSTOM_BTN_OK)    return original_btn;
+    if(custom == SUBGHZ_CUSTOM_BTN_UP)    return 0x01;
+    if(custom == SUBGHZ_CUSTOM_BTN_DOWN)  return 0x02;
+    if(custom == SUBGHZ_CUSTOM_BTN_LEFT)  return 0x04;
+    if(custom == SUBGHZ_CUSTOM_BTN_RIGHT) return 0x08;
+    return original_btn;
+}
+
+static uint8_t star_line_get_btn_code(uint8_t original_btn) {
+    uint8_t custom = subghz_custom_btn_get();
+    return star_line_custom_to_btn(custom, original_btn);
+}
+
+static const SubGhzBlockConst subghz_protocol_star_line_const = {
+    .te_short = 250,
+    .te_long = 500,
+    .te_delta = 120,
+    .min_count_bit_for_found = 64,
+};
+
+struct SubGhzProtocolDecoderStarLine {
+    SubGhzProtocolDecoderBase base;
+
+    SubGhzBlockDecoder decoder;
+    SubGhzBlockGeneric generic;
+
+    uint16_t header_count;
+    SubGhzKeystore* keystore;
+    const char* manufacture_name;
+
+    FuriString* manufacture_from_file;
+};
+
+struct SubGhzProtocolEncoderStarLine {
+    SubGhzProtocolEncoderBase base;
+
+    SubGhzProtocolBlockEncoder encoder;
+    SubGhzBlockGeneric generic;
+
+    SubGhzKeystore* keystore;
+    const char* manufacture_name;
+
+    FuriString* manufacture_from_file;
+};
+
+typedef enum {
+    StarLineDecoderStepReset = 0,
+    StarLineDecoderStepCheckPreambula,
+    StarLineDecoderStepSaveDuration,
+    StarLineDecoderStepCheckDuration,
+} StarLineDecoderStep;
+
+const SubGhzProtocolDecoder subghz_protocol_star_line_decoder = {
+    .alloc = subghz_protocol_decoder_star_line_alloc,
+    .free = subghz_protocol_decoder_star_line_free,
+
+    .feed = subghz_protocol_decoder_star_line_feed,
+    .reset = subghz_protocol_decoder_star_line_reset,
+
+    .get_hash_data = subghz_protocol_decoder_star_line_get_hash_data,
+    .serialize = subghz_protocol_decoder_star_line_serialize,
+    .deserialize = subghz_protocol_decoder_star_line_deserialize,
+    .get_string = subghz_protocol_decoder_star_line_get_string,
+};
+
+const SubGhzProtocolEncoder subghz_protocol_star_line_encoder = {
+    .alloc = subghz_protocol_encoder_star_line_alloc,
+    .free = subghz_protocol_encoder_star_line_free,
+
+    .deserialize = subghz_protocol_encoder_star_line_deserialize,
+    .stop = subghz_protocol_encoder_star_line_stop,
+    .yield = subghz_protocol_encoder_star_line_yield,
+};
+
+const SubGhzProtocol subghz_protocol_star_line = {
+    .name = SUBGHZ_PROTOCOL_STAR_LINE_NAME,
+    .type = SubGhzProtocolTypeDynamic,
+    .flag = SubGhzProtocolFlag_433 | SubGhzProtocolFlag_AM | SubGhzProtocolFlag_Decodable |
+            SubGhzProtocolFlag_Load | SubGhzProtocolFlag_Save | SubGhzProtocolFlag_Send,
+
+    .decoder = &subghz_protocol_star_line_decoder,
+    .encoder = &subghz_protocol_star_line_encoder,
+};
+
+static void subghz_protocol_star_line_check_remote_controller(
+    SubGhzBlockGeneric* instance,
+    SubGhzKeystore* keystore,
+    const char** manufacture_name);
+
+void* subghz_protocol_encoder_star_line_alloc(SubGhzEnvironment* environment) {
+    SubGhzProtocolEncoderStarLine* instance = malloc(sizeof(SubGhzProtocolEncoderStarLine));
+
+    instance->base.protocol = &subghz_protocol_star_line;
+    instance->generic.protocol_name = instance->base.protocol->name;
+    instance->keystore = subghz_environment_get_keystore(environment);
+
+    instance->manufacture_from_file = furi_string_alloc();
+
+    instance->encoder.repeat = 40;
+    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_star_line_free(void* context) {
+    furi_check(context);
+    SubGhzProtocolEncoderStarLine* instance = context;
+    furi_string_free(instance->manufacture_from_file);
+    free(instance->encoder.upload);
+    free(instance);
+}
+
+static bool
+    subghz_protocol_star_line_gen_data(SubGhzProtocolEncoderStarLine* instance, uint8_t btn) {
+
+    if((instance->generic.cnt + 1) > 0xFFFF) {
+        instance->generic.cnt = 0;
+    } else {
+        instance->generic.cnt += 1;
+    }
+
+    uint32_t fix = btn << 24 | instance->generic.serial;
+    uint32_t decrypt = btn << 24 | (instance->generic.serial & 0xFF) << 16 | instance->generic.cnt;
+    uint32_t hop = 0;
+    uint64_t man = 0;
+    uint64_t code_found_reverse;
+    int res = 0;
+
+    if(instance->manufacture_name == 0x0) {
+        instance->manufacture_name = "";
+    }
+
+    if(strcmp(instance->manufacture_name, "Unknown") == 0) {
+        code_found_reverse = subghz_protocol_blocks_reverse_key(
+            instance->generic.data, instance->generic.data_count_bit);
+        hop = code_found_reverse & 0x00000000ffffffff;
+    } else {
+        uint8_t kl_type_en = instance->keystore->kl_type;
+        for
+            M_EACH(
+                manufacture_code,
+                *subghz_keystore_get_data(instance->keystore),
+                SubGhzKeyArray_t) {
+                res = strcmp(
+                    furi_string_get_cstr(manufacture_code->name), instance->manufacture_name);
+                if(res == 0) {
+                    switch(manufacture_code->type) {
+                    case KEELOQ_LEARNING_SIMPLE:
+                        hop =
+                            subghz_protocol_keeloq_common_encrypt(decrypt, manufacture_code->key);
+                        break;
+                    case KEELOQ_LEARNING_NORMAL:
+                        man = subghz_protocol_keeloq_common_normal_learning(
+                            fix, manufacture_code->key);
+                        hop = subghz_protocol_keeloq_common_encrypt(decrypt, man);
+                        break;
+                    case KEELOQ_LEARNING_UNKNOWN:
+                        if(kl_type_en == 1) {
+                            hop = subghz_protocol_keeloq_common_encrypt(
+                                decrypt, manufacture_code->key);
+                        }
+                        if(kl_type_en == 2) {
+                            man = subghz_protocol_keeloq_common_normal_learning(
+                                fix, manufacture_code->key);
+                            hop = subghz_protocol_keeloq_common_encrypt(decrypt, man);
+                        }
+                        break;
+                    }
+                    break;
+                }
+            }
+    }
+    if(hop) {
+        uint64_t yek = (uint64_t)fix << 32 | hop;
+        instance->generic.data =
+            subghz_protocol_blocks_reverse_key(yek, instance->generic.data_count_bit);
+        return true;
+    } else {
+        instance->manufacture_name = "Unknown";
+        return false;
+    }
+}
+
+bool subghz_protocol_star_line_create_data(
+    void* context,
+    FlipperFormat* flipper_format,
+    uint32_t serial,
+    uint8_t btn,
+    uint16_t cnt,
+    const char* manufacture_name,
+    SubGhzRadioPreset* preset) {
+    furi_check(context);
+    SubGhzProtocolEncoderStarLine* instance = context;
+    instance->generic.serial = serial;
+    instance->generic.cnt = cnt;
+    instance->manufacture_name = manufacture_name;
+    instance->generic.data_count_bit = 64;
+    bool res = subghz_protocol_star_line_gen_data(instance, btn);
+    if(res) {
+        return SubGhzProtocolStatusOk ==
+               subghz_block_generic_serialize(&instance->generic, flipper_format, preset);
+    }
+    return res;
+}
+
+static bool subghz_protocol_encoder_star_line_get_upload(
+    SubGhzProtocolEncoderStarLine* instance,
+    uint8_t btn) {
+    furi_check(instance);
+
+    if(!subghz_protocol_star_line_gen_data(instance, btn)) {
+        return false;
+    }
+
+    size_t index = 0;
+    size_t size_upload = 6 * 2 + (instance->generic.data_count_bit * 2);
+    if(size_upload > instance->encoder.size_upload) {
+        FURI_LOG_E(TAG, "Size upload exceeds allocated encoder buffer.");
+        return false;
+    } else {
+        instance->encoder.size_upload = size_upload;
+    }
+
+    for(uint8_t i = 6; i > 0; i--) {
+        instance->encoder.upload[index++] =
+            level_duration_make(true, (uint32_t)subghz_protocol_star_line_const.te_long * 2);
+        instance->encoder.upload[index++] =
+            level_duration_make(false, (uint32_t)subghz_protocol_star_line_const.te_long * 2);
+    }
+
+    for(uint8_t i = instance->generic.data_count_bit; i > 0; i--) {
+        if(bit_read(instance->generic.data, i - 1)) {
+            instance->encoder.upload[index++] =
+                level_duration_make(true, (uint32_t)subghz_protocol_star_line_const.te_long);
+            instance->encoder.upload[index++] =
+                level_duration_make(false, (uint32_t)subghz_protocol_star_line_const.te_long);
+        } else {
+            instance->encoder.upload[index++] =
+                level_duration_make(true, (uint32_t)subghz_protocol_star_line_const.te_short);
+            instance->encoder.upload[index++] =
+                level_duration_make(false, (uint32_t)subghz_protocol_star_line_const.te_short);
+        }
+    }
+
+    return true;
+}
+
+static SubGhzProtocolStatus subghz_protocol_encoder_star_line_serialize(
+    SubGhzProtocolEncoderStarLine* instance,
+    FlipperFormat* flipper_format) {
+    subghz_protocol_star_line_check_remote_controller(
+        &instance->generic, instance->keystore, &instance->manufacture_name);
+
+    SubGhzProtocolStatus ret = SubGhzProtocolStatusError;
+
+    do {
+        if(!flipper_format_insert_or_update_string_cstr(
+               flipper_format, "Protocol", instance->generic.protocol_name)) {
+            break;
+        }
+
+        uint32_t bits = instance->generic.data_count_bit;
+        if(!flipper_format_insert_or_update_uint32(flipper_format, "Bit", &bits, 1)) {
+            break;
+        }
+
+        char key_str[20];
+        snprintf(key_str, sizeof(key_str), "%016llX", instance->generic.data);
+        if(!flipper_format_insert_or_update_string_cstr(flipper_format, "Key", key_str)) {
+            break;
+        }
+
+        if(!flipper_format_insert_or_update_uint32(
+               flipper_format, "Serial", &instance->generic.serial, 1)) {
+            break;
+        }
+
+        uint32_t temp = instance->generic.btn;
+        if(!flipper_format_insert_or_update_uint32(flipper_format, "Btn", &temp, 1)) {
+            break;
+        }
+
+        if(!flipper_format_insert_or_update_uint32(
+               flipper_format, "Cnt", &instance->generic.cnt, 1)) {
+            break;
+        }
+
+        if(!flipper_format_insert_or_update_string_cstr(
+               flipper_format, "Manufacture", instance->manufacture_name)) {
+            break;
+        }
+
+        ret = SubGhzProtocolStatusOk;
+    } while(false);
+
+    return ret;
+}
+
+SubGhzProtocolStatus
+    subghz_protocol_encoder_star_line_deserialize(void* context, FlipperFormat* flipper_format) {
+    furi_check(context);
+    SubGhzProtocolEncoderStarLine* instance = context;
+    SubGhzProtocolStatus ret = SubGhzProtocolStatusError;
+
+    flipper_format_rewind(flipper_format);
+
+    do {
+        FuriString* temp_str = furi_string_alloc();
+        if(!flipper_format_read_string(flipper_format, "Protocol", temp_str)) {
+            FURI_LOG_E(TAG, "Missing Protocol");
+            furi_string_free(temp_str);
+            break;
+        }
+
+        if(!furi_string_equal(temp_str, instance->base.protocol->name)) {
+            FURI_LOG_E(
+                TAG,
+                "Wrong protocol %s != %s",
+                furi_string_get_cstr(temp_str),
+                instance->base.protocol->name);
+            furi_string_free(temp_str);
+            break;
+        }
+        furi_string_free(temp_str);
+
+        uint32_t bit_count_temp;
+        if(!flipper_format_read_uint32(flipper_format, "Bit", &bit_count_temp, 1)) {
+            FURI_LOG_E(TAG, "Missing Bit");
+            break;
+        }
+
+        instance->generic.data_count_bit = subghz_protocol_star_line_const.min_count_bit_for_found;
+
+        temp_str = furi_string_alloc();
+        if(!flipper_format_read_string(flipper_format, "Key", temp_str)) {
+            FURI_LOG_E(TAG, "Missing Key");
+            furi_string_free(temp_str);
+            break;
+        }
+
+        const char* key_str = furi_string_get_cstr(temp_str);
+        uint64_t key = 0;
+        size_t str_len = strlen(key_str);
+        size_t hex_pos = 0;
+        for(size_t i = 0; i < str_len && hex_pos < 16; i++) {
+            char c = key_str[i];
+            if(c == ' ') continue;
+
+            uint8_t nibble;
+            if(c >= '0' && c <= '9') {
+                nibble = c - '0';
+            } else if(c >= 'A' && c <= 'F') {
+                nibble = c - 'A' + 10;
+            } else if(c >= 'a' && c <= 'f') {
+                nibble = c - 'a' + 10;
+            } else {
+                FURI_LOG_E(TAG, "Invalid hex character: %c", c);
+                furi_string_free(temp_str);
+                break;
+            }
+
+            key = (key << 4) | nibble;
+            hex_pos++;
+        }
+
+        furi_string_free(temp_str);
+
+        if(hex_pos != 16) {
+            FURI_LOG_E(TAG, "Invalid key length: %zu nibbles (expected 16)", hex_pos);
+            break;
+        }
+
+        instance->generic.data = key;
+        FURI_LOG_I(TAG, "Parsed key: 0x%016llX", instance->generic.data);
+
+        if(instance->generic.data == 0) {
+            FURI_LOG_E(TAG, "Key is zero after parsing!");
+            break;
+        }
+
+        if(!flipper_format_read_uint32(flipper_format, "Serial", &instance->generic.serial, 1)) {
+            instance->generic.serial = instance->generic.data >> 24;
+            FURI_LOG_I(TAG, "Extracted serial: 0x%08lX", instance->generic.serial);
+        } else {
+            FURI_LOG_I(TAG, "Read serial: 0x%08lX", instance->generic.serial);
+        }
+
+        uint32_t btn_temp;
+        if(flipper_format_read_uint32(flipper_format, "Btn", &btn_temp, 1)) {
+            instance->generic.btn = (uint8_t)btn_temp;
+            FURI_LOG_I(TAG, "Read button: 0x%02X", instance->generic.btn);
+        } else {
+            instance->generic.btn = (instance->generic.data >> 16) & 0xFF;
+            FURI_LOG_I(TAG, "Extracted button: 0x%02X", instance->generic.btn);
+        }
+
+        subghz_custom_btn_set_original(star_line_btn_to_custom(instance->generic.btn));
+        subghz_custom_btn_set_max(4);
+
+        uint32_t cnt_temp;
+        if(flipper_format_read_uint32(flipper_format, "Cnt", &cnt_temp, 1)) {
+            instance->generic.cnt = (uint16_t)cnt_temp;
+            FURI_LOG_I(TAG, "Read counter: 0x%03lX", (unsigned long)instance->generic.cnt);
+        }
+
+        if(!flipper_format_read_uint32(
+               flipper_format, "Repeat", (uint32_t*)&instance->encoder.repeat, 1)) {
+            instance->encoder.repeat = 40;
+            FURI_LOG_D(
+                TAG, "Repeat not found in file, using default 40 for continuous transmission");
+        }
+        if(!flipper_format_rewind(flipper_format)) {
+            FURI_LOG_E(TAG, "Rewind error");
+            break;
+        }
+        if(flipper_format_read_string(
+               flipper_format, "Manufacture", instance->manufacture_from_file)) {
+            instance->manufacture_name = furi_string_get_cstr(instance->manufacture_from_file);
+            instance->keystore->mfname = instance->manufacture_name;
+        } else {
+            FURI_LOG_D(TAG, "ENCODER: Missing Manufacture");
+        }
+
+        subghz_protocol_star_line_check_remote_controller(
+            &instance->generic, instance->keystore, &instance->manufacture_name);
+
+        uint8_t selected_btn = star_line_get_btn_code(instance->generic.btn);
+        subghz_protocol_encoder_star_line_get_upload(instance, selected_btn);
+
+        subghz_protocol_encoder_star_line_serialize(instance, flipper_format);
+
+        instance->encoder.is_running = true;
+
+        FURI_LOG_I(
+            TAG,
+            "Encoder deserialized: repeat=%u, size_upload=%zu, is_running=%d, front=%zu",
+            instance->encoder.repeat,
+            instance->encoder.size_upload,
+            instance->encoder.is_running,
+            instance->encoder.front);
+
+        ret = SubGhzProtocolStatusOk;
+    } while(false);
+
+    return ret;
+}
+
+void subghz_protocol_encoder_star_line_stop(void* context) {
+    SubGhzProtocolEncoderStarLine* instance = context;
+    instance->encoder.is_running = false;
+}
+
+LevelDuration subghz_protocol_encoder_star_line_yield(void* context) {
+    SubGhzProtocolEncoderStarLine* 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_star_line_alloc(SubGhzEnvironment* environment) {
+    SubGhzProtocolDecoderStarLine* instance = malloc(sizeof(SubGhzProtocolDecoderStarLine));
+    instance->base.protocol = &subghz_protocol_star_line;
+    instance->generic.protocol_name = instance->base.protocol->name;
+
+    instance->manufacture_from_file = furi_string_alloc();
+
+    instance->keystore = subghz_environment_get_keystore(environment);
+
+    return instance;
+}
+
+void subghz_protocol_decoder_star_line_free(void* context) {
+    furi_check(context);
+    SubGhzProtocolDecoderStarLine* instance = context;
+    furi_string_free(instance->manufacture_from_file);
+
+    free(instance);
+}
+
+void subghz_protocol_decoder_star_line_reset(void* context) {
+    furi_check(context);
+    SubGhzProtocolDecoderStarLine* instance = context;
+    instance->decoder.parser_step = StarLineDecoderStepReset;
+    subghz_keystore_reset_kl(instance->keystore);
+}
+
+void subghz_protocol_decoder_star_line_feed(void* context, bool level, uint32_t duration) {
+    furi_check(context);
+    SubGhzProtocolDecoderStarLine* instance = context;
+
+    switch(instance->decoder.parser_step) {
+    case StarLineDecoderStepReset:
+        if(level) {
+            if(DURATION_DIFF(duration, subghz_protocol_star_line_const.te_long * 2) <
+               subghz_protocol_star_line_const.te_delta * 2) {
+                instance->decoder.parser_step = StarLineDecoderStepCheckPreambula;
+                instance->header_count++;
+            } else if(instance->header_count > 4) {
+                instance->decoder.decode_data = 0;
+                instance->decoder.decode_count_bit = 0;
+                instance->decoder.te_last = duration;
+                instance->decoder.parser_step = StarLineDecoderStepCheckDuration;
+            }
+        } else {
+            instance->header_count = 0;
+        }
+        break;
+    case StarLineDecoderStepCheckPreambula:
+        if((!level) && (DURATION_DIFF(duration, subghz_protocol_star_line_const.te_long * 2) <
+                        subghz_protocol_star_line_const.te_delta * 2)) {
+            instance->decoder.parser_step = StarLineDecoderStepReset;
+        } else {
+            instance->header_count = 0;
+            instance->decoder.parser_step = StarLineDecoderStepReset;
+        }
+        break;
+    case StarLineDecoderStepSaveDuration:
+        if(level) {
+            if(duration >= (subghz_protocol_star_line_const.te_long +
+                            subghz_protocol_star_line_const.te_delta)) {
+                instance->decoder.parser_step = StarLineDecoderStepReset;
+                if((instance->decoder.decode_count_bit >=
+                    subghz_protocol_star_line_const.min_count_bit_for_found) &&
+                   (instance->decoder.decode_count_bit <=
+                    subghz_protocol_star_line_const.min_count_bit_for_found + 2)) {
+                    if(instance->generic.data != instance->decoder.decode_data) {
+                        instance->generic.data = instance->decoder.decode_data;
+                        instance->generic.data_count_bit =
+                            subghz_protocol_star_line_const.min_count_bit_for_found;
+                        if(instance->base.callback)
+                            instance->base.callback(&instance->base, instance->base.context);
+                    }
+                }
+                instance->decoder.decode_data = 0;
+                instance->decoder.decode_count_bit = 0;
+                instance->header_count = 0;
+                break;
+            } else {
+                instance->decoder.te_last = duration;
+                instance->decoder.parser_step = StarLineDecoderStepCheckDuration;
+            }
+
+        } else {
+            instance->decoder.parser_step = StarLineDecoderStepReset;
+        }
+        break;
+    case StarLineDecoderStepCheckDuration:
+        if(!level) {
+            if((DURATION_DIFF(instance->decoder.te_last, subghz_protocol_star_line_const.te_short) <
+                subghz_protocol_star_line_const.te_delta) &&
+               (DURATION_DIFF(duration, subghz_protocol_star_line_const.te_short) <
+                subghz_protocol_star_line_const.te_delta)) {
+                if(instance->decoder.decode_count_bit <
+                   subghz_protocol_star_line_const.min_count_bit_for_found) {
+                    subghz_protocol_blocks_add_bit(&instance->decoder, 0);
+                } else {
+                    instance->decoder.decode_count_bit++;
+                }
+                instance->decoder.parser_step = StarLineDecoderStepSaveDuration;
+            } else if(
+                (DURATION_DIFF(instance->decoder.te_last, subghz_protocol_star_line_const.te_long) <
+                 subghz_protocol_star_line_const.te_delta) &&
+                (DURATION_DIFF(duration, subghz_protocol_star_line_const.te_long) <
+                 subghz_protocol_star_line_const.te_delta)) {
+                if(instance->decoder.decode_count_bit <
+                   subghz_protocol_star_line_const.min_count_bit_for_found) {
+                    subghz_protocol_blocks_add_bit(&instance->decoder, 1);
+                } else {
+                    instance->decoder.decode_count_bit++;
+                }
+                instance->decoder.parser_step = StarLineDecoderStepSaveDuration;
+            } else {
+                instance->decoder.parser_step = StarLineDecoderStepReset;
+            }
+        } else {
+            instance->decoder.parser_step = StarLineDecoderStepReset;
+        }
+        break;
+    }
+}
+
+static inline bool subghz_protocol_star_line_check_decrypt(
+    SubGhzBlockGeneric* instance,
+    uint32_t decrypt,
+    uint8_t btn,
+    uint32_t end_serial) {
+    furi_check(instance);
+    if((decrypt >> 24 == btn) && ((((uint16_t)(decrypt >> 16)) & 0x00FF) == end_serial)) {
+        instance->cnt = decrypt & 0x0000FFFF;
+        return true;
+    }
+    return false;
+}
+
+static uint8_t subghz_protocol_star_line_check_remote_controller_selector(
+    SubGhzBlockGeneric* instance,
+    uint32_t fix,
+    uint32_t hop,
+    SubGhzKeystore* keystore,
+    const char** manufacture_name) {
+    uint16_t end_serial = (uint16_t)(fix & 0xFF);
+    uint8_t btn = (uint8_t)(fix >> 24);
+    uint32_t decrypt = 0;
+    uint64_t man_normal_learning;
+    bool mf_not_set = false;
+    if(keystore->mfname == NULL) {
+        subghz_keystore_reset_kl(keystore);
+    }
+
+    const char* mfname = keystore->mfname;
+
+    if(strcmp(mfname, "Unknown") == 0) {
+        return 1;
+    } else if(strcmp(mfname, "") == 0) {
+        mf_not_set = true;
+    }
+    for
+        M_EACH(manufacture_code, *subghz_keystore_get_data(keystore), SubGhzKeyArray_t) {
+            if(mf_not_set || (strcmp(furi_string_get_cstr(manufacture_code->name), mfname) == 0)) {
+                switch(manufacture_code->type) {
+                case KEELOQ_LEARNING_SIMPLE:
+                    decrypt = subghz_protocol_keeloq_common_decrypt(hop, manufacture_code->key);
+                    if(subghz_protocol_star_line_check_decrypt(
+                           instance, decrypt, btn, end_serial)) {
+                        *manufacture_name = furi_string_get_cstr(manufacture_code->name);
+                        keystore->mfname = *manufacture_name;
+                        return 1;
+                    }
+                    break;
+                case KEELOQ_LEARNING_NORMAL:
+                    man_normal_learning =
+                        subghz_protocol_keeloq_common_normal_learning(fix, manufacture_code->key);
+                    decrypt = subghz_protocol_keeloq_common_decrypt(hop, man_normal_learning);
+                    if(subghz_protocol_star_line_check_decrypt(
+                           instance, decrypt, btn, end_serial)) {
+                        *manufacture_name = furi_string_get_cstr(manufacture_code->name);
+                        keystore->mfname = *manufacture_name;
+                        return 1;
+                    }
+                    break;
+                case KEELOQ_LEARNING_UNKNOWN:
+                    decrypt = subghz_protocol_keeloq_common_decrypt(hop, manufacture_code->key);
+                    if(subghz_protocol_star_line_check_decrypt(
+                           instance, decrypt, btn, end_serial)) {
+                        *manufacture_name = furi_string_get_cstr(manufacture_code->name);
+                        keystore->mfname = *manufacture_name;
+                        keystore->kl_type = 1;
+                        return 1;
+                    }
+                    uint64_t man_rev = 0;
+                    uint64_t man_rev_byte = 0;
+                    for(uint8_t i = 0; i < 64; i += 8) {
+                        man_rev_byte = (uint8_t)(manufacture_code->key >> i);
+                        man_rev = man_rev | man_rev_byte << (56 - i);
+                    }
+                    decrypt = subghz_protocol_keeloq_common_decrypt(hop, man_rev);
+                    if(subghz_protocol_star_line_check_decrypt(
+                           instance, decrypt, btn, end_serial)) {
+                        *manufacture_name = furi_string_get_cstr(manufacture_code->name);
+                        keystore->mfname = *manufacture_name;
+                        keystore->kl_type = 1;
+                        return 1;
+                    }
+                    man_normal_learning =
+                        subghz_protocol_keeloq_common_normal_learning(fix, manufacture_code->key);
+                    decrypt = subghz_protocol_keeloq_common_decrypt(hop, man_normal_learning);
+                    if(subghz_protocol_star_line_check_decrypt(
+                           instance, decrypt, btn, end_serial)) {
+                        *manufacture_name = furi_string_get_cstr(manufacture_code->name);
+                        keystore->mfname = *manufacture_name;
+                        keystore->kl_type = 2;
+                        return 1;
+                    }
+                    man_normal_learning =
+                        subghz_protocol_keeloq_common_normal_learning(fix, man_rev);
+                    decrypt = subghz_protocol_keeloq_common_decrypt(hop, man_normal_learning);
+                    if(subghz_protocol_star_line_check_decrypt(
+                           instance, decrypt, btn, end_serial)) {
+                        *manufacture_name = furi_string_get_cstr(manufacture_code->name);
+                        keystore->mfname = *manufacture_name;
+                        keystore->kl_type = 2;
+                        return 1;
+                    }
+                    break;
+                }
+            }
+        }
+
+    *manufacture_name = "Unknown";
+    keystore->mfname = "Unknown";
+    instance->cnt = 0;
+
+    return 0;
+}
+
+static void subghz_protocol_star_line_check_remote_controller(
+    SubGhzBlockGeneric* instance,
+    SubGhzKeystore* keystore,
+    const char** manufacture_name) {
+    uint64_t key = subghz_protocol_blocks_reverse_key(instance->data, instance->data_count_bit);
+    uint32_t key_fix = key >> 32;
+    uint32_t key_hop = key & 0x00000000ffffffff;
+
+    subghz_protocol_star_line_check_remote_controller_selector(
+        instance, key_fix, key_hop, keystore, manufacture_name);
+
+    instance->serial = key_fix & 0x00FFFFFF;
+    instance->btn = key_fix >> 24;
+}
+
+uint8_t subghz_protocol_decoder_star_line_get_hash_data(void* context) {
+    furi_check(context);
+    SubGhzProtocolDecoderStarLine* instance = context;
+    return subghz_protocol_blocks_get_hash_data(
+        &instance->decoder, (instance->decoder.decode_count_bit / 8) + 1);
+}
+
+SubGhzProtocolStatus subghz_protocol_decoder_star_line_serialize(
+    void* context,
+    FlipperFormat* flipper_format,
+    SubGhzRadioPreset* preset) {
+    furi_check(context);
+    SubGhzProtocolDecoderStarLine* instance = context;
+    subghz_protocol_star_line_check_remote_controller(
+        &instance->generic, instance->keystore, &instance->manufacture_name);
+
+    SubGhzProtocolStatus ret = SubGhzProtocolStatusError;
+
+    do {
+        if(!flipper_format_write_header_cstr(
+               flipper_format, "Flipper SubGhz Key File", 1)) {
+            break;
+        }
+
+        if(preset != NULL) {
+            if(!flipper_format_insert_or_update_uint32(
+                   flipper_format, "Frequency", &preset->frequency, 1)) {
+                break;
+            }
+
+            FuriString* preset_str = furi_string_alloc();
+            subghz_block_generic_get_preset_name(
+                furi_string_get_cstr(preset->name), preset_str);
+            if(!flipper_format_insert_or_update_string_cstr(
+                   flipper_format, "Preset", furi_string_get_cstr(preset_str))) {
+                furi_string_free(preset_str);
+                break;
+            }
+            furi_string_free(preset_str);
+        }
+
+        if(!flipper_format_insert_or_update_string_cstr(
+               flipper_format, "Protocol", instance->generic.protocol_name)) {
+            break;
+        }
+
+        uint32_t bits = instance->generic.data_count_bit;
+        if(!flipper_format_insert_or_update_uint32(flipper_format, "Bit", &bits, 1)) {
+            break;
+        }
+
+        char key_str[20];
+        snprintf(key_str, sizeof(key_str), "%016llX", instance->generic.data);
+        if(!flipper_format_insert_or_update_string_cstr(flipper_format, "Key", key_str)) {
+            break;
+        }
+
+        if(!flipper_format_insert_or_update_uint32(
+               flipper_format, "Serial", &instance->generic.serial, 1)) {
+            break;
+        }
+
+        uint32_t temp = instance->generic.btn;
+        if(!flipper_format_insert_or_update_uint32(flipper_format, "Btn", &temp, 1)) {
+            break;
+        }
+
+        if(!flipper_format_insert_or_update_uint32(
+               flipper_format, "Cnt", &instance->generic.cnt, 1)) {
+            break;
+        }
+
+        if(!flipper_format_insert_or_update_string_cstr(
+               flipper_format, "Manufacture", instance->manufacture_name)) {
+            break;
+        }
+
+        ret = SubGhzProtocolStatusOk;
+    } while(false);
+
+    return ret;
+}
+
+SubGhzProtocolStatus
+    subghz_protocol_decoder_star_line_deserialize(void* context, FlipperFormat* flipper_format) {
+    furi_check(context);
+    SubGhzProtocolDecoderStarLine* instance = context;
+    SubGhzProtocolStatus ret = SubGhzProtocolStatusError;
+
+    flipper_format_rewind(flipper_format);
+
+    do {
+        FuriString* temp_str = furi_string_alloc();
+        if(!flipper_format_read_string(flipper_format, "Protocol", temp_str)) {
+            FURI_LOG_E(TAG, "Missing Protocol");
+            furi_string_free(temp_str);
+            break;
+        }
+
+        if(!furi_string_equal(temp_str, instance->base.protocol->name)) {
+            FURI_LOG_E(
+                TAG,
+                "Wrong protocol %s != %s",
+                furi_string_get_cstr(temp_str),
+                instance->base.protocol->name);
+            furi_string_free(temp_str);
+            break;
+        }
+        furi_string_free(temp_str);
+
+        uint32_t bit_count_temp;
+        if(!flipper_format_read_uint32(flipper_format, "Bit", &bit_count_temp, 1)) {
+            FURI_LOG_E(TAG, "Missing Bit");
+            break;
+        }
+
+        instance->generic.data_count_bit = subghz_protocol_star_line_const.min_count_bit_for_found;
+
+        temp_str = furi_string_alloc();
+        if(!flipper_format_read_string(flipper_format, "Key", temp_str)) {
+            FURI_LOG_E(TAG, "Missing Key");
+            furi_string_free(temp_str);
+            break;
+        }
+
+        const char* key_str = furi_string_get_cstr(temp_str);
+        uint64_t key = 0;
+        size_t str_len = strlen(key_str);
+        size_t hex_pos = 0;
+        for(size_t i = 0; i < str_len && hex_pos < 16; i++) {
+            char c = key_str[i];
+            if(c == ' ') continue;
+
+            uint8_t nibble;
+            if(c >= '0' && c <= '9') {
+                nibble = c - '0';
+            } else if(c >= 'A' && c <= 'F') {
+                nibble = c - 'A' + 10;
+            } else if(c >= 'a' && c <= 'f') {
+                nibble = c - 'a' + 10;
+            } else {
+                FURI_LOG_E(TAG, "Invalid hex character: %c", c);
+                furi_string_free(temp_str);
+                break;
+            }
+
+            key = (key << 4) | nibble;
+            hex_pos++;
+        }
+
+        furi_string_free(temp_str);
+
+        if(hex_pos != 16) {
+            FURI_LOG_E(TAG, "Invalid key length: %zu nibbles (expected 16)", hex_pos);
+            break;
+        }
+
+        instance->generic.data = key;
+        FURI_LOG_I(TAG, "Parsed key: 0x%016llX", instance->generic.data);
+
+        if(instance->generic.data == 0) {
+            FURI_LOG_E(TAG, "Key is zero after parsing!");
+            break;
+        }
+
+        if(!flipper_format_read_uint32(flipper_format, "Serial", &instance->generic.serial, 1)) {
+            instance->generic.serial = instance->generic.data >> 24;
+            FURI_LOG_I(TAG, "Extracted serial: 0x%08lX", instance->generic.serial);
+        } else {
+            FURI_LOG_I(TAG, "Read serial: 0x%08lX", instance->generic.serial);
+        }
+
+        uint32_t btn_temp;
+        if(flipper_format_read_uint32(flipper_format, "Btn", &btn_temp, 1)) {
+            instance->generic.btn = (uint8_t)btn_temp;
+            FURI_LOG_I(TAG, "Read button: 0x%02X", instance->generic.btn);
+        } else {
+            instance->generic.btn = (instance->generic.data >> 16) & 0xFF;
+            FURI_LOG_I(TAG, "Extracted button: 0x%02X", instance->generic.btn);
+        }
+
+        uint32_t cnt_temp;
+        if(flipper_format_read_uint32(flipper_format, "Cnt", &cnt_temp, 1)) {
+            instance->generic.cnt = (uint16_t)cnt_temp;
+            FURI_LOG_I(TAG, "Read counter: 0x%03lX", (unsigned long)instance->generic.cnt);
+        }
+
+        if(!flipper_format_rewind(flipper_format)) {
+            FURI_LOG_E(TAG, "Rewind error");
+            break;
+        }
+
+        if(flipper_format_read_string(
+               flipper_format, "Manufacture", instance->manufacture_from_file)) {
+            instance->manufacture_name = furi_string_get_cstr(instance->manufacture_from_file);
+            instance->keystore->mfname = instance->manufacture_name;
+        } else {
+            FURI_LOG_D(TAG, "DECODER: Missing Manufacture");
+        }
+
+        FURI_LOG_I(TAG, "Decoder deserialized");
+
+        ret = SubGhzProtocolStatusOk;
+    } while(false);
+
+    return ret;
+}
+
+void subghz_protocol_decoder_star_line_get_string(void* context, FuriString* output) {
+    furi_check(context);
+    SubGhzProtocolDecoderStarLine* instance = context;
+
+    subghz_protocol_star_line_check_remote_controller(
+        &instance->generic, instance->keystore, &instance->manufacture_name);
+
+    subghz_custom_btn_set_original(star_line_btn_to_custom(instance->generic.btn));
+    subghz_custom_btn_set_max(4);
+
+    uint32_t code_found_hi = instance->generic.data >> 32;
+    uint32_t code_found_lo = instance->generic.data & 0x00000000ffffffff;
+
+    uint64_t code_found_reverse = subghz_protocol_blocks_reverse_key(
+        instance->generic.data, instance->generic.data_count_bit);
+    uint32_t code_found_reverse_hi = code_found_reverse >> 32;
+    uint32_t code_found_reverse_lo = code_found_reverse & 0x00000000ffffffff;
+
+    furi_string_cat_printf(
+        output,
+        "%s %dbit\r\n"
+        "Key:%08lX%08lX\r\n"
+        "Fix:0x%08lX    Cnt:%04lX\r\n"
+        "Hop:0x%08lX    Btn:[%s]\r\n"
+        "MF:%s\r\n",
+        instance->generic.protocol_name,
+        instance->generic.data_count_bit,
+        code_found_hi,
+        code_found_lo,
+        code_found_reverse_hi,
+        instance->generic.cnt,
+        code_found_reverse_lo,
+        star_line_btn_name(star_line_get_btn_code(instance->generic.btn)),
+        instance->manufacture_name);
+}

lib/subghz/protocols/star_line.h

@@ -0,0 +1,47 @@
+#pragma once
+#include <furi.h>
+#include <lib/subghz/protocols/base.h>
+#include <lib/subghz/types.h>
+#include <lib/subghz/blocks/const.h>
+#include <lib/subghz/blocks/decoder.h>
+#include <lib/subghz/blocks/encoder.h>
+#include <lib/subghz/blocks/generic.h>
+#include <lib/subghz/blocks/math.h>
+#include <lib/toolbox/manchester_decoder.h>
+#include <flipper_format/flipper_format.h>
+
+#define SUBGHZ_PROTOCOL_STAR_LINE_NAME "Star Line"
+
+typedef struct SubGhzProtocolDecoderStarLine SubGhzProtocolDecoderStarLine;
+typedef struct SubGhzProtocolEncoderStarLine SubGhzProtocolEncoderStarLine;
+
+extern const SubGhzProtocolDecoder subghz_protocol_star_line_decoder;
+extern const SubGhzProtocolEncoder subghz_protocol_star_line_encoder;
+extern const SubGhzProtocol subghz_protocol_star_line;
+
+void* subghz_protocol_encoder_star_line_alloc(SubGhzEnvironment* environment);
+void subghz_protocol_encoder_star_line_free(void* context);
+
+SubGhzProtocolStatus
+    subghz_protocol_encoder_star_line_deserialize(void* context, FlipperFormat* flipper_format);
+
+void subghz_protocol_encoder_star_line_stop(void* context);
+
+LevelDuration subghz_protocol_encoder_star_line_yield(void* context);
+
+void* subghz_protocol_decoder_star_line_alloc(SubGhzEnvironment* environment);
+void subghz_protocol_decoder_star_line_free(void* context);
+void subghz_protocol_decoder_star_line_reset(void* context);
+void subghz_protocol_decoder_star_line_feed(void* context, bool level, uint32_t duration);
+
+uint8_t subghz_protocol_decoder_star_line_get_hash_data(void* context);
+
+SubGhzProtocolStatus subghz_protocol_decoder_star_line_serialize(
+    void* context,
+    FlipperFormat* flipper_format,
+    SubGhzRadioPreset* preset);
+
+SubGhzProtocolStatus
+    subghz_protocol_decoder_star_line_deserialize(void* context, FlipperFormat* flipper_format);
+
+void subghz_protocol_decoder_star_line_get_string(void* context, FuriString* output);