Function ReadArrayUnlock

src/dolphin/src/card/CARDUnlock.c:118–153

#define SEC_BA(x) ((u8)(((x) >> 12) & 0x7f))

static s32 ReadArrayUnlock(s32 chan, u32 data, void* rbuf, s32 rlen, s32 mode)
{
    CARDControl* card;
    BOOL err;
    u8 cmd[5];

    card = &__CARDBlock[chan];
    if (!EXISelect(chan, 0, 4))
    {
        return CARD_RESULT_NOCARD;
    }

    data &= 0xfffff000;
    memset(cmd, 0, 5);
    cmd[0] = 0x52;
    if (mode == 0)
    {
        cmd[1] = SEC_AD1(data);
        cmd[2] = SEC_AD2(data);
        cmd[3] = SEC_AD3(data);
        cmd[4] = SEC_BA(data);
    }
    else
    {
        cmd[1] = (u8)((data & 0xff000000) >> 24);
        cmd[2] = (u8)((data & 0x00ff0000) >> 16);
    }

    err = FALSE;
    err |= !EXIImmEx(chan, cmd, 5, 1);
    err |= !EXIImmEx(chan, (u8*)card->workArea + (u32)sizeof(CARDID), card->latency, 1);
    err |= !EXIImmEx(chan, rbuf, rlen, 0);
    err |= !EXIDeselect(chan);

    return err ? CARD_RESULT_NOCARD : CARD_RESULT_READY;
}

// Calculate Dummy Read Length, 4-32Bytes
static s32 DummyLen(void)