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Author SHA1 Message Date
Andrea Santaniello
22daa7cfc3 Correct bit order 2026-03-18 15:36:32 +01:00
2 changed files with 30 additions and 11 deletions

View File

@@ -1,5 +1,6 @@
#include "../subghz_i.h"
#include <lib/subghz/protocols/keeloq.h>
#include <lib/subghz/blocks/math.h>
#include <dialogs/dialogs.h>
enum {
@@ -22,10 +23,13 @@ static bool kl_bf2_extract_key(SubGhz* subghz, uint32_t* out_fix, uint32_t* out_
flipper_format_rewind(fff);
uint8_t key_data[8] = {0};
if(!flipper_format_read_hex(fff, "Key", key_data, 8)) return false;
*out_fix = ((uint32_t)key_data[0] << 24) | ((uint32_t)key_data[1] << 16) |
((uint32_t)key_data[2] << 8) | key_data[3];
*out_hop = ((uint32_t)key_data[4] << 24) | ((uint32_t)key_data[5] << 16) |
((uint32_t)key_data[6] << 8) | key_data[7];
uint64_t raw = 0;
for(uint8_t i = 0; i < 8; i++) {
raw = (raw << 8) | key_data[i];
}
uint64_t reversed = subghz_protocol_blocks_reverse_key(raw, 64);
*out_fix = (uint32_t)(reversed >> 32);
*out_hop = (uint32_t)(reversed & 0xFFFFFFFF);
return true;
}

View File

@@ -2,6 +2,7 @@
#include "../helpers/subghz_txrx_i.h"
#include <lib/subghz/protocols/keeloq.h>
#include <lib/subghz/protocols/keeloq_common.h>
#include <lib/subghz/blocks/math.h>
#include <lib/subghz/environment.h>
#include <lib/subghz/subghz_keystore.h>
#include <furi.h>
@@ -137,10 +138,13 @@ void subghz_scene_keeloq_decrypt_on_enter(void* context) {
uint8_t key_data[8] = {0};
if(flipper_format_read_hex(fff, "Key", key_data, 8)) {
ctx->fix = ((uint32_t)key_data[0] << 24) | ((uint32_t)key_data[1] << 16) |
((uint32_t)key_data[2] << 8) | key_data[3];
ctx->hop = ((uint32_t)key_data[4] << 24) | ((uint32_t)key_data[5] << 16) |
((uint32_t)key_data[6] << 8) | key_data[7];
uint64_t raw = 0;
for(uint8_t i = 0; i < 8; i++) {
raw = (raw << 8) | key_data[i];
}
uint64_t reversed = subghz_protocol_blocks_reverse_key(raw, 64);
ctx->fix = (uint32_t)(reversed >> 32);
ctx->hop = (uint32_t)(reversed & 0xFFFFFFFF);
}
ctx->serial = ctx->fix & 0x0FFFFFFF;
@@ -188,7 +192,7 @@ bool subghz_scene_keeloq_decrypt_on_event(void* context, SceneManagerEvent event
subghz_keeloq_keys_add(
subghz->keeloq_keys_manager,
ctx->recovered_mfkey,
ctx->recovered_type,
KEELOQ_LEARNING_SIMPLE,
key_name);
subghz_keeloq_keys_save(subghz->keeloq_keys_manager);
@@ -198,7 +202,7 @@ bool subghz_scene_keeloq_decrypt_on_event(void* context, SceneManagerEvent event
SubGhzKey* entry = SubGhzKeyArray_push_raw(*env_arr);
entry->name = furi_string_alloc_set(key_name);
entry->key = ctx->recovered_mfkey;
entry->type = ctx->recovered_type;
entry->type = KEELOQ_LEARNING_SIMPLE;
return true;
} else if(event.event == KL_DECRYPT_EVENT_DONE) {
@@ -235,11 +239,22 @@ bool subghz_scene_keeloq_decrypt_on_event(void* context, SceneManagerEvent event
flipper_format_insert_or_update_uint32(fff, "Hop2", &ctx->hop2, 1);
}
flipper_format_rewind(fff);
subghz_protocol_decoder_base_deserialize(
subghz_txrx_get_decoder(subghz->txrx), fff);
const char* save_path = NULL;
if(subghz_path_is_file(subghz->file_path)) {
save_path = furi_string_get_cstr(subghz->file_path);
} else if(subghz_path_is_file(subghz->keeloq_bf2.sig1_path)) {
save_path = furi_string_get_cstr(subghz->keeloq_bf2.sig1_path);
}
if(save_path) {
subghz_save_protocol_to_file(
subghz,
subghz_txrx_get_fff_data(subghz->txrx),
furi_string_get_cstr(subghz->file_path));
save_path);
furi_string_set_str(subghz->file_path, save_path);
}
subghz_view_keeloq_decrypt_set_result(