DO NOT MERGE Use E PhoneAccount for MT ECM Call
Use the correct Emergency PhoneAccount for a MT call on a phone with no
SIM that is in ECM. Also, reject incoming SIP calls that are received on
an incorrect PhoneAccount instead of crashing the Phone process.
Bug: 27820226
Change-Id: I81d58d1123535d53ef263c6e0ea8756d69a81eae
(cherry picked from commit 481e3203a402c744d45dd385fb1258890b2d71b2)
diff --git a/sip/src/com/android/services/telephony/sip/SipBroadcastReceiver.java b/sip/src/com/android/services/telephony/sip/SipBroadcastReceiver.java
index 0b701ce..0f20c29 100644
--- a/sip/src/com/android/services/telephony/sip/SipBroadcastReceiver.java
+++ b/sip/src/com/android/services/telephony/sip/SipBroadcastReceiver.java
@@ -21,6 +21,7 @@
import android.content.Intent;
import android.net.sip.SipManager;
import android.os.Bundle;
+import android.telecom.PhoneAccount;
import android.telecom.PhoneAccountHandle;
import android.telecom.TelecomManager;
import android.util.Log;
@@ -62,7 +63,13 @@
if (accountHandle != null) {
Bundle extras = new Bundle();
extras.putParcelable(SipUtil.EXTRA_INCOMING_CALL_INTENT, intent);
- TelecomManager.from(context).addNewIncomingCall(accountHandle, extras);
+ TelecomManager tm = TelecomManager.from(context);
+ PhoneAccount phoneAccount = tm.getPhoneAccount(accountHandle);
+ if (phoneAccount != null) {
+ tm.addNewIncomingCall(accountHandle, extras);
+ } else {
+ log("takeCall, PhoneAccount is not registered. Not accepting incoming call...");
+ }
}
}
diff --git a/src/com/android/services/telephony/PstnIncomingCallNotifier.java b/src/com/android/services/telephony/PstnIncomingCallNotifier.java
index cbcf8bb..49eb7db 100644
--- a/src/com/android/services/telephony/PstnIncomingCallNotifier.java
+++ b/src/com/android/services/telephony/PstnIncomingCallNotifier.java
@@ -26,16 +26,19 @@
import android.os.Handler;
import android.os.Message;
import android.telecom.PhoneAccount;
+import android.telecom.PhoneAccountHandle;
import android.telecom.TelecomManager;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import com.android.internal.telephony.Call;
+import com.android.internal.telephony.CallStateException;
import com.android.internal.telephony.Connection;
import com.android.internal.telephony.Phone;
import com.android.internal.telephony.PhoneConstants;
import com.android.internal.telephony.PhoneProxy;
import com.android.internal.telephony.TelephonyIntents;
+import com.android.internal.telephony.cdma.CDMAPhone;
import com.android.internal.telephony.cdma.CdmaCallWaitingNotification;
import com.android.phone.PhoneUtils;
@@ -220,8 +223,16 @@
Uri uri = Uri.fromParts(PhoneAccount.SCHEME_TEL, connection.getAddress(), null);
extras.putParcelable(TelecomManager.EXTRA_UNKNOWN_CALL_HANDLE, uri);
}
- TelecomManager.from(mPhoneProxy.getContext()).addNewUnknownCall(
- PhoneUtils.makePstnPhoneAccountHandle(mPhoneProxy), extras);
+ PhoneAccountHandle handle = findCorrectPhoneAccountHandle();
+ if (handle == null) {
+ try {
+ connection.hangup();
+ } catch (CallStateException e) {
+ // connection already disconnected. Do nothing
+ }
+ } else {
+ TelecomManager.from(mPhoneProxy.getContext()).addNewUnknownCall(handle, extras);
+ }
} else {
Log.i(this, "swapped an old connection, new one is: %s", connection);
}
@@ -238,8 +249,16 @@
Uri uri = Uri.fromParts(PhoneAccount.SCHEME_TEL, connection.getAddress(), null);
extras.putParcelable(TelephonyManager.EXTRA_INCOMING_NUMBER, uri);
}
- TelecomManager.from(mPhoneProxy.getContext()).addNewIncomingCall(
- PhoneUtils.makePstnPhoneAccountHandle(mPhoneProxy), extras);
+ PhoneAccountHandle handle = findCorrectPhoneAccountHandle();
+ if (handle == null) {
+ try {
+ connection.hangup();
+ } catch (CallStateException e) {
+ // connection already disconnected. Do nothing
+ }
+ } else {
+ TelecomManager.from(mPhoneProxy.getContext()).addNewIncomingCall(handle, extras);
+ }
}
/**
@@ -282,4 +301,33 @@
}
return false;
}
+
+ /**
+ * Returns the PhoneAccount associated with this {@code PstnIncomingCallNotifier}'s phone. On a
+ * device with No SIM or in airplane mode, it can return an Emergency-only PhoneAccount. If no
+ * PhoneAccount is registered with telecom, return null.
+ * @return A valid PhoneAccountHandle that is registered to Telecom or null if there is none
+ * registered.
+ */
+ private PhoneAccountHandle findCorrectPhoneAccountHandle() {
+ TelecomAccountRegistry telecomAccountRegistry = TelecomAccountRegistry.getInstance(null);
+ // Check to see if a the SIM PhoneAccountHandle Exists for the Call.
+ PhoneAccountHandle handle = TelecomAccountRegistry.makePstnPhoneAccountHandle(mPhoneBase);
+ if (telecomAccountRegistry.hasAccountEntryForPhoneAccount(handle)) {
+ return handle;
+ }
+ // The PhoneAccountHandle does not match any PhoneAccount registered in Telecom.
+ // This is only known to happen if there is no SIM card in the device and the device
+ // receives an MT call while in ECM. Use the Emergency PhoneAccount to receive the account
+ // if it exists.
+ PhoneAccountHandle emergencyHandle =
+ TelecomAccountRegistry.makePstnPhoneAccountHandleWithPrefix(mPhoneBase, "",
+ true /*isEmergency*/);
+ if(telecomAccountRegistry.hasAccountEntryForPhoneAccount(emergencyHandle)) {
+ Log.i(this, "Receiving MT call in ECM. Using Emergency PhoneAccount Instead.");
+ return emergencyHandle;
+ }
+ Log.w(this, "PhoneAccount not found.");
+ return null;
+ }
}
diff --git a/src/com/android/services/telephony/TelecomAccountRegistry.java b/src/com/android/services/telephony/TelecomAccountRegistry.java
index 1cb6442..9414862 100644
--- a/src/com/android/services/telephony/TelecomAccountRegistry.java
+++ b/src/com/android/services/telephony/TelecomAccountRegistry.java
@@ -48,6 +48,7 @@
*/
final class TelecomAccountRegistry {
private static final boolean DBG = false; /* STOP SHIP if true */
+ public static final String EMERGENCY_ACCOUNT_HANDLE_ID = "E";
// This icon is the one that is used when the Slot ID that we have for a particular SIM
// is not supported, i.e. SubscriptionManager.INVALID_SLOT_ID or the 5th SIM in a phone.
@@ -248,6 +249,22 @@
// because this could signal a removal or addition of a SIM in a single SIM phone.
mTelephonyManager.listen(mPhoneStateListener, PhoneStateListener.LISTEN_SERVICE_STATE);
}
+
+ static PhoneAccountHandle makePstnPhoneAccountHandle(Phone phone) {
+ return makePstnPhoneAccountHandleWithPrefix(phone, "", false);
+ }
+
+ static PhoneAccountHandle makePstnPhoneAccountHandleWithPrefix(
+ Phone phone, String prefix, boolean isEmergency) {
+ ComponentName pstnConnectionServiceName =
+ new ComponentName(phone.getContext(), TelephonyConnectionService.class);
+ // TODO: Should use some sort of special hidden flag to decorate this account as
+ // an emergency-only account
+ String id = isEmergency ? EMERGENCY_ACCOUNT_HANDLE_ID : prefix +
+ String.valueOf(phone.getSubId());
+ return new PhoneAccountHandle(pstnConnectionServiceName, id);
+ }
+
/**
* Determines if the list of {@link AccountEntry}(s) contains an {@link AccountEntry} with a
* specified {@link PhoneAccountHandle}.
@@ -255,7 +272,7 @@
* @param handle The {@link PhoneAccountHandle}.
* @return {@code True} if an entry exists.
*/
- private boolean hasAccountEntryForPhoneAccount(PhoneAccountHandle handle) {
+ boolean hasAccountEntryForPhoneAccount(PhoneAccountHandle handle) {
for (AccountEntry entry : mAccounts) {
if (entry.getPhoneAccountHandle().equals(handle)) {
return true;
diff --git a/src/com/android/services/telephony/TelephonyConnectionService.java b/src/com/android/services/telephony/TelephonyConnectionService.java
index 57f40e9..4f45322 100644
--- a/src/com/android/services/telephony/TelephonyConnectionService.java
+++ b/src/com/android/services/telephony/TelephonyConnectionService.java
@@ -230,7 +230,16 @@
ConnectionRequest request) {
Log.i(this, "onCreateIncomingConnection, request: " + request);
- Phone phone = getPhoneForAccount(request.getAccountHandle(), false);
+ // Check if Incoming Emergency Call is being placed on the Telephony Emergency PhoneAccount
+ PhoneAccountHandle accountHandle = request.getAccountHandle();
+ boolean isEmergency = false;
+ if (accountHandle != null && TelecomAccountRegistry.EMERGENCY_ACCOUNT_HANDLE_ID.equals(
+ accountHandle.getId())) {
+ Log.i(this, "Emergency PhoneAccountHandle is being used for incoming call... " +
+ "Treat as an Emergency Call.");
+ isEmergency = true;
+ }
+ Phone phone = getPhoneForAccount(accountHandle, isEmergency);
if (phone == null) {
return Connection.createFailedConnection(
DisconnectCauseUtil.toTelecomDisconnectCause(
@@ -268,8 +277,16 @@
public Connection onCreateUnknownConnection(PhoneAccountHandle connectionManagerPhoneAccount,
ConnectionRequest request) {
Log.i(this, "onCreateUnknownConnection, request: " + request);
-
- Phone phone = getPhoneForAccount(request.getAccountHandle(), false);
+ // Check if Unknown Call is being placed on the Telephony Emergency PhoneAccount
+ PhoneAccountHandle accountHandle = request.getAccountHandle();
+ boolean isEmergency = false;
+ if (accountHandle != null && TelecomAccountRegistry.EMERGENCY_ACCOUNT_HANDLE_ID.equals(
+ accountHandle.getId())) {
+ Log.i(this, "Emergency PhoneAccountHandle is being used for unknown call... " +
+ "Treat as an Emergency Call.");
+ isEmergency = true;
+ }
+ Phone phone = getPhoneForAccount(accountHandle, isEmergency);
if (phone == null) {
return Connection.createFailedConnection(
DisconnectCauseUtil.toTelecomDisconnectCause(