ipc] ipc sending method를 찾아서...

invokeOemRilRequestRaw를 찾아서.
ril.java
  public void invokeOemRilRequestRaw(byte[] data, Message response) {
        RILRequest rr
                = RILRequest.obtain(RIL_REQUEST_OEM_HOOK_RAW, response);
        if (RILJ_LOGD) riljLog(rr.serialString() + "> " + requestToString(rr.mRequest)
               + "[" + IccUtils.bytesToHexString(data) + "]");
        rr.mp.writeByteArray(data);
        send(rr);



---------------------------
    private void
    send(RILRequest rr) {
        Message msg;
        msg = mSender.obtainMessage(EVENT_SEND, rr);
        acquireWakeLock();
        msg.sendToTarget();
    }
-------------------------------
android\os\message.java
    public void sendToTarget() {
        target.sendMessage(this);
    }
---------------------------------
target = Handler
    public Handler() {
        if (FIND_POTENTIAL_LEAKS) {
            final Class<? extends Handler> klass = getClass();
            if ((klass.isAnonymousClass() || klass.isMemberClass() || klass.isLocalClass()) &&
                    (klass.getModifiers() & Modifier.STATIC) == 0) {
                Log.w(TAG, "The following Handler class should be static or leaks might occur: " +
                    klass.getCanonicalName());
            }
        }
        mLooper = Looper.myLooper();
        if (mLooper == null) {
            throw new RuntimeException(
                "Can't create handler inside thread that has not called Looper.prepare()");
        }
        mQueue = mLooper.mQueue;
        mCallback = null;
    }
------------------------------------
    public final boolean sendMessage(Message msg)
    {
        return sendMessageDelayed(msg, 0);
    }
-----------------------------------
  public final boolean sendMessageDelayed(Message msg, long delayMillis)
    {
        if (delayMillis < 0) {
            delayMillis = 0;
        }
        return sendMessageAtTime(msg, SystemClock.uptimeMillis() + delayMillis);
    }
---------------------------------------
    public boolean sendMessageAtTime(Message msg, long uptimeMillis)
    {
        boolean sent = false;
        MessageQueue queue = mQueue;
        if (queue != null) {
            msg.target = this;
            sent = queue.enqueueMessage(msg, uptimeMillis);
        }
        else {
            RuntimeException e = new RuntimeException(
                this + " sendMessageAtTime() called with no mQueue");
            Log.w("Looper", e.getMessage(), e);
        }
        return sent;
    }
----------------------------------------
  final boolean enqueueMessage(Message msg, long when) {
        if (msg.when != 0) {
            throw new AndroidRuntimeException(msg
                    + " This message is already in use.");
        }
        if (msg.target == null && !mQuitAllowed) {
            throw new RuntimeException("Main thread not allowed to quit");
        }
        synchronized (this) {
            if (mQuiting) {
                RuntimeException e = new RuntimeException(
                    msg.target + " sending message to a Handler on a dead thread");
                Log.w("MessageQueue", e.getMessage(), e);
                return false;
            } else if (msg.target == null) {
                mQuiting = true;
            }
            msg.when = when;
            //Log.d("MessageQueue", "Enqueing: " + msg);
            Message p = mMessages;
            if (p == null || when == 0 || when < p.when) {
                msg.next = p;
                mMessages = msg;
                this.notify();
            } else {
                Message prev = null;
                while (p != null && p.when <= when) {
                    prev = p;
                    p = p.next;
                }
                msg.next = prev.next;
                prev.next = msg;
                this.notify();
            }
        }
        return true;
    }
----------------
소스 인사이트에서 .js파일과 .xml 파일을 빼고 프로젝트를 만들고 나니 쉽게 찾아 올 수 있었다.