void segfaultTest(HCRYPTPROV hProvider)
{
    HCRYPTKEY kek;
    if (!CryptGenKey(hProvider, CALG_G28147, CRYPT_EXPORTABLE, &kek))
    {
        DBG_OUT_E("Can't generate KEK");
        return;
    }

    DWORD dparam = ZERO_PADDING;

    if (!CryptSetKeyParam(kek, KP_PADDING, (BYTE*)&dparam, 0))
    {
        DBG_OUT_E("Can't set ZERO_PADDING for generated KEK.");
        return;
    }

    dparam = CRYPT_MODE_ECB;
    if (!CryptSetKeyParam(kek, KP_MODE, (BYTE*)&dparam, 0)){
        DBG_OUT_E("Can't set ECB mode");
        return;
    }

    DWORD dataLen = G28147_KEYLEN;
    if (!CryptEncrypt(
        kek, 0, TRUE, 0, NULL, &dataLen, dataLen)) {
        DBG_OUT_E("Can't detemine required buffer size.");
        return;
    }

    printf("Buffer size required: %d\n", dataLen);
}