Add interface definitions for CallService/PhoneService

Interfaces are meant to replace ThirdParty*.aidl/java files in same
directory long term.  The differences in methods are on purpose and
reflect more recent design directions.

Change-Id: Ia98603a1d0b6d07a3393c5f7c5aa040f9e3916e4

Android.mk

@@ -272,6 +272,8 @@ LOCAL_SRC_FILES += \
 	media/java/android/media/IRemoteDisplayProvider.aidl \
 	media/java/android/media/IRemoteVolumeObserver.aidl \
 	media/java/android/media/IRingtonePlayer.aidl \
+	telephony/java/com/android/internal/telephony/ICallService.aidl \
+	telephony/java/com/android/internal/telephony/ICallServiceAdapter.aidl \
 	telephony/java/com/android/internal/telephony/IPhoneStateListener.aidl \
 	telephony/java/com/android/internal/telephony/IPhoneSubInfo.aidl \
 	telephony/java/com/android/internal/telephony/ITelephony.aidl \

telephony/java/com/android/internal/telephony/CallInfo.aidl

@@ -0,0 +1,19 @@
+/*
+** Copyright 2013, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+package com.android.internal.telephony;
+
+parcelable CallInfo;

telephony/java/com/android/internal/telephony/CallInfo.java

@@ -0,0 +1,77 @@
+/*
+** Copyright 2013, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+package com.android.internal.telephony;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+/**
+ *  A parcelable holder class of Call information data.
+ */
+public class CallInfo implements Parcelable {
+
+    /**
+     * Endpoint to which the call is connected.
+     * This could be the dialed value for outgoing calls or the caller id of incoming calls.
+     */
+    private String handle;
+
+    public CallInfo(String handle) {
+        this.handle = handle;
+    }
+
+    public String getHandle() {
+        return handle;
+    }
+
+    //
+    // Parcelling related code below here.
+    //
+
+    /**
+     * Responsible for creating CallInfo objects for deserialized Parcels.
+     */
+    public static final Parcelable.Creator<CallInfo> CREATOR
+            = new Parcelable.Creator<CallInfo> () {
+
+        @Override
+        public CallInfo createFromParcel(Parcel source) {
+            return new CallInfo(source.readString());
+        }
+
+        @Override
+        public CallInfo[] newArray(int size) {
+            return new CallInfo[size];
+        }
+    };
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    /**
+     * Writes CallInfo object into a serializeable Parcel.
+     */
+    @Override
+    public void writeToParcel(Parcel destination, int flags) {
+        destination.writeString(handle);
+    }
+}

telephony/java/com/android/internal/telephony/ICallService.aidl

@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.telephony;
+
+import com.android.internal.telephony.ICallServiceAdapter;
+
+/**
+ * Service interface for services which would like to provide calls to be
+ * managed by the system in-call UI.
+ *
+ * This interface provides methods that the android framework can use to deliver commands
+ * for calls provided by this call service including making new calls and disconnecting
+ * existing ones. A binding to ICallService implementations exists for two conditions:
+ * 1) There exists one or more live calls for that call service,
+ * 2) Prior to an outbound call to test if this call service is compatible with the outgoing call.
+ */
+oneway interface ICallService {
+
+    /**
+     * Determines if the CallService can make calls to the handle.
+     * TODO(santoscordon): Move this method into its own service interface long term.
+     * TODO(santoscordon): Add response callback parameter.
+     */
+    void isCompatibleWith(String handle);
+
+    /**
+     * Attempts to call the relevant party using the specified handle, be it a phone number,
+     * SIP address, or some other kind of user ID.  Note that the set of handle types is
+     * dynamically extensible since call providers should be able to implement arbitrary
+     * handle-calling systems.  See {@link #isCompatibleWith}.
+     * TODO(santoscordon): Should this have a response attached to it to ensure that the call
+     * service actually plans to make the call?
+     */
+    void call(String handle);
+
+    /**
+     * Disconnects the call identified by callId.
+     */
+    void disconnect(String callId);
+
+    /**
+     * Sets an implementation of ICallServiceAdapter which the call service can use to add new calls
+     * and communicate state changes of existing calls. This is the first method that is called
+     * after a the framework binds to the call service.
+     */
+    void setCallServiceAdapter(ICallServiceAdapter CallServiceAdapter);
+}

telephony/java/com/android/internal/telephony/ICallServiceAdapter.aidl

@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.telephony;
+
+import com.android.internal.telephony.CallInfo;
+
+/**
+ * Provides methods for ICallService implementations to interact with the system phone app.
+ */
+oneway interface ICallServiceAdapter {
+
+    /**
+     * Retrieves a new unique call id for use with newOutgoingCall and newIncomingCall.
+     */
+    void getNextCallId(/* TODO(santoscordon): Needs response object */);
+
+    /**
+     * Tells CallsManager of a new incoming call.
+     */
+    void newIncomingCall(String callId, in CallInfo info);
+
+    /**
+     * Tells CallsManager of a new outgoing call.
+     */
+    void newOutgoingCall(String callId, in CallInfo info);
+
+    /**
+     * Sets a call's state to active (e.g., an ongoing call where two parties can actively
+     * communicate).
+     */
+    void setActive(String callId);
+
+    /**
+     * Sets a call's state to ringing (e.g., an inbound ringing call).
+     */
+    void setRinging(String callId);
+
+    /**
+     * Sets a call's state to dialing (e.g., dialing an outbound call).
+     */
+    void setDialing(String callId);
+
+    /**
+     * Sets a call's state to disconnected.
+     */
+    void setDisconnected(String callId);
+}