Function HIPLBlockRead

src/SB/Core/x/xhipio.cpp:234–304

}

static S32 HIPLBlockRead(st_HIPLOADDATA* lddata, void* data, S32 cnt, S32 size)
{
    st_HIPLOADBLOCK* top;
    S32 got = 0;
    S32 left = 0;
    S32 head = 0;

    if (lddata->bypass)
    {
        return 0;
    }

    if (cnt == 0)
    {
        return 0;
    }

    if (lddata->top < 0)
    {
        top = NULL;
    }
    else
    {
        top = &lddata->stk[lddata->top];
        left = top->blk_remain / size;
    }

    if (cnt < 0)
    {
        cnt = -cnt;
        head = 1;

        if (top && cnt > left)
        {
            cnt = left;
        }
    }

    if (!head && left < cnt)
    {
        cnt = left;
    }

    if (cnt == 0)
    {
        got = 0;
    }
    else if (size == 1)
    {
        got = lddata->fli->readBytes(lddata->fli, (char*)data, cnt);
    }
    else if (size == 2)
    {
        got = lddata->fli->readMShorts(lddata->fli, (S16*)data, cnt);
    }
    else if (size == 4)
    {
        got = lddata->fli->readMLongs(lddata->fli, (S32*)data, cnt);