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more chance to generate working remote at gangqi

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MX 2024-09-09 04:11:00 +03:00
parent 6911ba12ad
commit 5da447a2b0
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GPG key ID: 7CCC66B7DBDD1C83
2 changed files with 15 additions and 4 deletions
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13
applications/main/subghz/helpers/subghz_txrx_create_protocol_key.c
View file

@ -387,14 +387,23 @@ void subghz_txrx_gen_serial_gangqi(uint64_t* result_key) {
uint64_t randkey;
uint64_t only_required_bytes;
uint16_t sum_of_3bytes;
uint8_t xorbytes;
do {
randkey = (uint64_t)rand();
only_required_bytes = (randkey & 0xFFFFF0000);
only_required_bytes = (randkey & 0x0FFFF0000) | 0x200000000;
sum_of_3bytes = ((only_required_bytes >> 32) & 0xFF) +
((only_required_bytes >> 24) & 0xFF) +
((only_required_bytes >> 16) & 0xFF);
} while(!((!(sum_of_3bytes & 0x3)) && ((0xb2 < sum_of_3bytes) && (sum_of_3bytes < 0x1ae))));
xorbytes = ((only_required_bytes >> 32) & 0xFF) ^ ((only_required_bytes >> 24) & 0xFF) ^
((only_required_bytes >> 16) & 0xFF);
} while(
!((((!(sum_of_3bytes & 0x3)) && ((0xB < sum_of_3bytes) && (sum_of_3bytes < 0x141))) &&
((((only_required_bytes >> 32) & 0xFF) == 0x2) ||
(((only_required_bytes >> 32) & 0xFF) == 0x3))) &&
((((xorbytes == 0xBA) || (xorbytes == 0xE2)) ||
((xorbytes == 0x3A) || (xorbytes == 0xF2))) ||
(xorbytes == 0xB2))));
// Serial 01 button 01
uint64_t new_key = only_required_bytes | (0b01 << 14) | (0xD << 10) | (0b01 << 8);

6
lib/subghz/protocols/gangqi.c
View file

@ -494,8 +494,10 @@ void subghz_protocol_decoder_gangqi_get_string(void* context, FuriString* output
(instance->generic.serial & 0xFF);
// Returns true if serial is valid
bool serial_is_valid =
((!(sum_3bytes_serial & 0x3)) &&
((0xb2 < sum_3bytes_serial) && (sum_3bytes_serial < 0x1ae)));
(((!(sum_3bytes_serial & 0x3)) &&
((0xB < sum_3bytes_serial) && (sum_3bytes_serial < 0x141))) &&
((((instance->generic.serial >> 16) & 0xFF) == 0x2) ||
(((instance->generic.serial >> 16) & 0xFF) == 0x3)));
furi_string_cat_printf(
output,