Esempio n. 1
0
bool AsciiDecorator::checkAnAnswer(Request &req)
{
    if(convertToBin(req)) {
        return CommandDecorator::checkAnAnswer(req);
    }
    return false;
}
Esempio n. 2
0
void f2_5(u8* keyArr, u8* response_arr) {
    u8* out2;
    out2 = malloc(16);

    for (i = 0; i < 16; i++) {
        out2[i] = temp[i] ^ opc[i];
    }
    
    convertToBin(out2, binArr);
    rotWord(binArr, 128, 0x3A);
    convertToHex(binArr, out2);

    for (i = 0; i < 16; i++) {
        out2[i] ^= c2[i];
    }
    encrypt(out2, keyArr, out2);

    for (i = 0; i < 16; i++) {
        out2[i] ^= opc[i];
    }

    printf("\r\nAK: ");
    for (i = 0; i < 6; i++) {
        ak[i] = out2[i];
        printf("%02x", ak[i]);
    }
    printf("\r\nRES: ");
    for (i = 8; i < 16; i++) {
        sprintf(&response_arr[(i-8)*2], "%02x", out2[i]);
        printf("%02x", out2[i]);
    }
}
Esempio n. 3
0
void f1(u8* keyArr, u8* mrand) {
    printf("\nSQN: ");
    for (i = 0; i < 6; i++) {
        printf("%02x", sqn[i]);
    }
    
    printf("\nAMF: ");
    for (i = 0; i < 2; i++) {
        printf("%02x", amf[i]);
    }

    // create IN1
    for (i = 0; i < 6; i++) {
        in1[i] = sqn[i];
        in1[i + 8] = sqn[i];
    }
    for (i = 0; i < 2; i++) {
        in1[i + 6] = amf[i];
        in1[i + 14] = amf[i];
    }

    printf("\nRAND: ");
    for (i = 0; i < 16; i++) {
        printf("%02x", mrand[i]);
    }

    for (i = 0; i < 16; i++) {
        toEncrypt[i] = mrand[i] ^ opc[i];
    }
    encrypt(toEncrypt, keyArr, temp);
    
    for (i = 0; i < 16; i++) {
        out1[i] = in1[i]^opc[i];
    }

    convertToBin(out1, binArr);
    rotWord(binArr, 128, 0x1F);
    convertToHex(binArr, out1);

    for (i = 0; i < 16; i++) {
        out1[i] ^= temp[i]^c1[i];
    }
    encrypt(out1, keyArr, out1);

    for (i = 0; i < 16; i++) {
        out1[i] ^= opc[i];
    }

    printf("\nMAC-A: ");
    for (i = 0; i < 8; i++) {
        printf("%02x", out1[i]);
    }

    printf("\nMAC-S: ");
    for (i = 8; i < 16; i++) {
        printf("%02x", out1[i]);
    }
}
Esempio n. 4
0
void f5star(u8* keyArr, u8* sqn_ak) {
    u8* out5;
    out5 = malloc(16);

    for (i = 0; i < 16; i++) {
        out5[i] = temp[i] ^ opc[i];
    }
    
    convertToBin(out5, binArr);
    rotWord(binArr, 128, 0x08);
    convertToHex(binArr, out5);

    for (i = 0; i < 16; i++) {
        out5[i] ^= c5[i];
    }
    encrypt(out5, keyArr, out5);

    for (i = 0; i < 16; i++) {
        out5[i] ^= opc[i];
    }

    printf("\r\nAK (f5*): ");
    for (i = 0; i < 6; i++) {
        ak[i] = out5[i];
        printf("%02x", ak[i]);
    }
    
    for (i = 0; i < 6; i++) {
        sqn[i] = ak[i] ^ sqn_ak[i];
    }
    
    u8 ind = (sqn[5] & 0b00011111);
    u8 seq = (sqn[5] & 0b11100000);
    ind = (ind + 1) % 32;
    sqn[5] = 0;
    sqn[5] |= ind;
    
    seq += 0b00100000;
    if (seq == 0) {
        sqn[4] += 1;
    }
    sqn[5] |= seq;
}