Generation

generate functionSun, 22 Jan 2023

Encrypt Toyota Camry rf signals keyfob

void ToyotaCamryRFEncrypt(uint8_t key[], uint8_t seed[], uint8_t plaintext[]) { uint8_t ciphertext[8]; uint8_t LFSR[8]; uint8_t i, j, temp; for (i = 0; i < 8; i++) { LFSR[i] = seed[i]; } for (i = 0; i < 8; i++) { ciphertext[i] = plaintext[i]; } for (i = 0; i < 8; i++) { for (j = 0; j < 8; j++) { temp = (((((key[j] ^ LFSR[j]) & 0x80) >> 6) ^ ((LFSR[j] & 0x40) >> 5)) & 1) << 6; LFSR[j] = (((LFSR[j] << 1) & 0xFF) | (((LFSR[j] & 0x80) >> 7)

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