Mirror/Momentum-Firmware
1
0
Fork 0
mirror of https://github.com/Next-Flip/Momentum-Firmware.git synced 2026-04-24 03:29:57 -07:00
Code Issues Packages Projects Releases Wiki Activity

Keeloq: Centurion Nova support

Browse Source
This commit is contained in:
MX
2023-07-06 00:49:54 +03:00
parent 550edc3666
commit e6ae2c03ca
5 changed files with 117 additions and 60 deletions
Download Patch File Download Diff File Expand all files Collapse all files

49
lib/subghz/protocols/keeloq.c
View File

@@ -231,6 +231,9 @@ static bool subghz_protocol_keeloq_gen_data(
} else if(strcmp(instance->manufacture_name, "Beninca") == 0) {
decrypt = btn << 28 | (0x000) << 16 | instance->generic.cnt;
// Beninca / Allmatic -> no serial - simple XOR
} else if(strcmp(instance->manufacture_name, "Centurion") == 0) {
decrypt = btn << 28 | (0x1CE) << 16 | instance->generic.cnt;
// Centurion -> no serial in hop, uses fixed value 0x1CE - normal learning
}
uint8_t kl_type_en = instance->keystore->kl_type;
for
@@ -302,7 +305,7 @@ static bool subghz_protocol_keeloq_gen_data(
uint64_t yek = (uint64_t)fix << 32 | hop;
instance->generic.data =
subghz_protocol_blocks_reverse_key(yek, instance->generic.data_count_bit);
} // What should happen if seed = 0 in bft programming mode
} // What should happen if seed = 0 in bft programming mode -> collapse of the universe I think :)
return true; // Always return true
}
@@ -693,6 +696,33 @@ static inline bool subghz_protocol_keeloq_check_decrypt(
if((decrypt >> 28 == btn) && (((((uint16_t)(decrypt >> 16)) & 0xFF) == end_serial) ||
((((uint16_t)(decrypt >> 16)) & 0xFF) == 0))) {
instance->cnt = decrypt & 0x0000FFFF;
/*FURI_LOG_I(
"KL",
"decrypt: 0x%08lX, btn: %d, end_serial: 0x%03lX, cnt: %ld",
decrypt,
btn,
end_serial,
instance->cnt);*/
return true;
}
return false;
}
// Centurion specific check
static inline bool subghz_protocol_keeloq_check_decrypt_centurion(
SubGhzBlockGeneric* instance,
uint32_t decrypt,
uint8_t btn) {
furi_assert(instance);
if((decrypt >> 28 == btn) && (((((uint16_t)(decrypt >> 16)) & 0x3FF) == 0x1CE))) {
instance->cnt = decrypt & 0x0000FFFF;
/*FURI_LOG_I(
"KL",
"decrypt: 0x%08lX, btn: %d, end_serial: 0x%03lX, cnt: %ld",
decrypt,
btn,
end_serial,
instance->cnt);*/
return true;
}
return false;
@@ -753,10 +783,19 @@ static uint8_t subghz_protocol_keeloq_check_remote_controller_selector(
man =
subghz_protocol_keeloq_common_normal_learning(fix, manufacture_code->key);
decrypt = subghz_protocol_keeloq_common_decrypt(hop, man);
if(subghz_protocol_keeloq_check_decrypt(instance, decrypt, btn, end_serial)) {
*manufacture_name = furi_string_get_cstr(manufacture_code->name);
keystore->mfname = *manufacture_name;
return 1;
if((strcmp(furi_string_get_cstr(manufacture_code->name), "Centurion") == 0)) {
if(subghz_protocol_keeloq_check_decrypt_centurion(instance, decrypt, btn)) {
*manufacture_name = furi_string_get_cstr(manufacture_code->name);
keystore->mfname = *manufacture_name;
return 1;
}
} else {
if(subghz_protocol_keeloq_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_SECURE: