Files
openeuicc-bridge/src/im/angry/openeuicc/bridge/LpaProvider.java

1001 lines
32 KiB
Java

package im.angry.openeuicc.bridge;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Set;
import java.util.LinkedHashSet;
import java.util.Arrays;
import java.util.ArrayList;
import java.util.Base64;
import java.util.stream.Stream;
import java.util.stream.Collectors;
import java.time.Instant;
import java.nio.charset.*;
import java.net.URI;
import java.net.URL;
import java.net.URLDecoder;
import java.net.HttpURLConnection;
import kotlin.jvm.functions.Function0;
import kotlin.jvm.functions.Function2;
import kotlin.coroutines.Continuation;
import kotlin.coroutines.EmptyCoroutineContext;
import kotlinx.coroutines.BuildersKt;
import kotlinx.coroutines.flow.FlowKt;
import kotlinx.coroutines.sync.Mutex;
import kotlinx.coroutines.sync.MutexKt;
import android.content.ContentProvider;
import android.content.ContentValues;
import android.database.Cursor;
import android.database.MatrixCursor;
import android.net.Uri;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import im.angry.openeuicc.OpenEuiccApplication;
import im.angry.openeuicc.di.AppContainer;
import im.angry.openeuicc.di.UnprivilegedAppContainer;
import im.angry.openeuicc.core.EuiccChannel;
import im.angry.openeuicc.core.EuiccChannelManager;
import im.angry.openeuicc.core.DefaultEuiccChannelManager;
import im.angry.openeuicc.util.UiccCardInfoCompat;
import im.angry.openeuicc.util.UiccPortInfoCompat;
import im.angry.openeuicc.util.LPAUtilsKt;
import im.angry.openeuicc.util.ActivationCode;
import im.angry.openeuicc.util.PreferenceUtilsKt;
import im.angry.openeuicc.util.PreferenceFlowWrapper;
import net.typeblog.lpac_jni.LocalProfileInfo;
import net.typeblog.lpac_jni.ProfileDownloadCallback;
public class LpaProvider extends ContentProvider
{
private AppContainer appContainer;
private Mutex mutex;
private Gson gson;
@Override
public boolean onCreate()
{
appContainer = ((OpenEuiccApplication) getContext().getApplicationContext()).getAppContainer();
mutex = MutexKt.Mutex(false);
gson = new GsonBuilder()
.serializeNulls()
.disableHtmlEscaping()
.create();
return true;
}
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder)
{
MatrixCursor rows;
final String endpoint = uri.getLastPathSegment();
final Map<String, String> args = getArgsFromUri(uri);
boolean[] json = new boolean[1];
if (endpoint == null)
{
rows = error("no_endpoint");
}
else
{
try
{
rows = (MatrixCursor) BuildersKt.runBlocking
(
EmptyCoroutineContext.INSTANCE,
(_, continuation) -> MutexKt.withLock
(
mutex,
null,
new Function0<MatrixCursor>()
{
@Override
public MatrixCursor invoke()
{
MatrixCursor rows;
try
{
rows = switch (endpoint)
{
// out: string ping=pong
case "ping" -> handlePing(args);
// out (many): string name, bool enabled
case "preferences" -> handleGetPreferences(args);
// in: string name, bool enabled
// out: bool success
case "setPreference" -> handleSetPreference(args);
// out (many, can be empty): int slotId, int portId
case "cards" -> handleGetCards(args);
// in: int slotId, int portId
// out (many, can be empty): string iccid, bool enabled, string name, string nickname
case "profiles" -> handleGetProfiles(args);
// in: int slotId, int portId
// out (single, can be empty): string iccid, bool enabled, string name, string nickname
case "activeProfile" -> handleGetActiveProfile(args);
// in: int slotId, int portId, (either {string activationCode} or {string address, string? matchingId}), string? confirmationCode, string? imei, string? callbackUrl
// out (single, can be empty): string iccid, bool enabled, string name, string nickname
case "downloadProfile" -> handleDownloadProfile(args);
// in: int slotId, int portId, string iccid
// out: bool success
case "deleteProfile" -> handleDeleteProfile(args);
// in: int slotId, int portId, string iccid, bool refresh=true
// out: bool success
case "enableProfile" -> handleEnableProfile(args);
// in: int slotId, int portId, string iccid, bool refresh=true
// out: bool success
case "disableProfile" -> handleDisableProfile(args);
// in: int slotId, int portId, bool refresh=true
// out: bool success
case "disableActiveProfile" -> handleDisableActiveProfile(args);
// in: int slotId, int portId, string iccid, string nickname
// out: bool success
case "setProfileNickname" -> handleSetProfileNickname(args);
default -> error("unknown_endpoint");
};
}
catch (Exception ex)
{
rows = error(ex.getMessage());
}
return rows;
}
},
continuation
)
);
}
catch (Exception ex)
{
rows = error(ex.getMessage());
}
}
rows = projectColumns(rows, projection, new String[] { "error" });
if (tryGetArgAsBoolean(args, "json", json) && json[0])
rows = row("rows", rowsToJson(rows));
return rows;
}
// region Mandatory Overrides
@Override
public Uri insert(Uri uri, ContentValues values) { return null; }
@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { return 0; }
@Override
public int delete(Uri uri, String selection, String[] selectionArgs) { return 0; }
@Override
public String getType(Uri uri) { return null; }
// endregion
// region Handlers
private MatrixCursor handlePing(Map<String, String> args)
{
return row("ping", "pong");
}
private MatrixCursor handleGetPreferences(Map<String, String> args) throws Exception
{
var preferences = List.of
(
"verboseLogging",
"safeguardActiveProfile",
"filterProfileList",
"ignoreTlsCertificate",
"notificationsDownload",
"notificationsDelete",
"notificationsSwitch"
);
if (!(appContainer instanceof UnprivilegedAppContainer))
preferences.add(1, "forceUseTelephonyManager");
var columns = new String[] { "name", "enabled" };
var values = new Object[preferences.size()][2];
for (int valIndex = 0; valIndex < preferences.size(); valIndex++)
{
String name = preferences.get(valIndex);
values[valIndex][0] = name;
values[valIndex][1] = getPreference(name);
}
return rows(columns, values);
}
private MatrixCursor handleSetPreference(Map<String, String> args) throws Exception
{
String[] name = new String[1];
boolean[] enabled = new boolean[1];
if (!tryGetArgAsString(args, "name", name))
return missingArgError("name");
if (!tryGetArgAsBoolean(args, "enabled", enabled))
return missingArgError("enabled");
setPreference(name[0], enabled[0]);
return success();
}
private MatrixCursor handleGetCards(Map<String, String> args) throws Exception
{
var euiccChannelManager = (DefaultEuiccChannelManager) appContainer.getEuiccChannelManager();
var getUiccCardsMethod = DefaultEuiccChannelManager.class.getDeclaredMethod("getUiccCards");
getUiccCardsMethod.setAccessible(true);
@SuppressWarnings("unchecked")
var cards = (List<UiccCardInfoCompat>) getUiccCardsMethod.invoke(euiccChannelManager);
var rows = new MatrixCursor(new String[]
{
"slotId",
"portId"
});
for (UiccCardInfoCompat card : cards)
{
for (UiccPortInfoCompat port : card.getPorts())
{
int slotId = card.getPhysicalSlotIndex();
int portId = port.getPortIndex();
var euiccChannel = findEuiccChannel(euiccChannelManager, slotId, portId);
if (euiccChannel != null)
{
rows.addRow(new Object[]
{
slotId,
portId
});
}
}
}
return rows;
}
private MatrixCursor handleGetProfiles(Map<String, String> args) throws Exception
{
var profiles = getProfiles(args);
return profiles(profiles);
}
private MatrixCursor handleGetActiveProfile(Map<String, String> args) throws Exception
{
var profiles = getProfiles(args);
var enabledProfile = LPAUtilsKt.getEnabled(profiles);
if (enabledProfile == null)
return empty();
return profile(enabledProfile);
}
private MatrixCursor handleDownloadProfile(Map<String, String> args) throws Exception
{
String[] address = new String[1];
String[] matchingId = { args.get("matchingId") };
String[] confirmationCode = { args.get("confirmationCode") };
String imei = args.get("imei");
String[] activationCodeArg = new String[1];
if (tryGetArgAsString(args, "activationCode", activationCodeArg))
{
var activationCode = ActivationCode.Companion.fromString(activationCodeArg[0]);
address[0] = activationCode.getAddress();
matchingId[0] = activationCode.getMatchingId();
if (activationCode.getConfirmationCodeRequired())
if (!tryGetArgAsString(args, "confirmationCode", confirmationCode))
return missingArgError("confirmationCode");
}
else if (!tryGetArgAsString(args, "address", address))
return missingArgError("activationCode_or_address");
var profilesBefore = getProfiles(args);
var iccidsBefore = profilesBefore.stream()
.map(LocalProfileInfo::getIccid)
.collect(Collectors.toSet());
withEuiccChannel
(
args,
(channel, _) ->
{
channel.getLpa().downloadProfile
(
address[0],
matchingId[0],
imei,
confirmationCode[0],
new ProfileDownloadCallback()
{
@Override
public void onStateUpdate(ProfileDownloadCallback.DownloadState state)
{
new Thread(() ->
{
try
{
String[] callbackUrl = new String[1];
if (tryGetArgAsString(args, "callbackUrl", callbackUrl))
{
var url = new URI(callbackUrl[0]).toURL();
var data = new LinkedHashMap<String, Object>()
{{
put("timestamp", Instant.now().getEpochSecond());
put("state", state.name());
put("progress", state.getProgress());
put("address", address[0]);
put("matchingId", matchingId[0]);
put("confirmationCode", confirmationCode[0]);
put("imei", imei);
}};
httpPostAsJson(url, data);
}
}
catch (Exception ex)
{
// ignored
}
}).start();
}
}
);
return null;
}
);
var profilesAfter = getProfiles(args);
var downloadedProfile = profilesAfter.stream()
.filter(p -> !iccidsBefore.contains(p.getIccid()))
.findFirst()
.orElse(null);
if (downloadedProfile == null)
return empty();
// boolean[] enable = new boolean[1];
// boolean[] refresh = new boolean[1];
// if (tryGetArgAsBoolean(args, "enable", enable) && enable[0])
// {
// if (!tryGetArgAsBoolean(args, "refresh", refresh))
// refresh[0] = true;
// String iccid = downloadedProfile.getIccid();
// try
// {
// withEuiccChannel
// (
// args,
// (channel, _) -> channel.getLpa().enableProfile(iccid, refresh[0])
// );
// profilesAfter = getProfiles(args);
// downloadedProfile = profilesAfter.stream()
// .filter(p -> p.getIccid().equals(iccid))
// .findFirst()
// .orElseThrow(); // should never happen
// }
// catch (Exception ex)
// {
// // ignored
// }
// }
return profile(downloadedProfile);
}
private MatrixCursor handleDeleteProfile(Map<String, String> args) throws Exception
{
String[] iccid = new String[1];
if (!tryGetArgAsString(args, "iccid", iccid))
return missingArgError("iccid");
safeguardActiveProfile(args, iccid[0]);
boolean success = withEuiccChannel
(
args,
(channel, _) -> channel.getLpa().deleteProfile(iccid[0])
);
return success(success);
}
private MatrixCursor handleEnableProfile(Map<String, String> args) throws Exception
{
String[] iccid = new String[1];
boolean[] refresh = new boolean[1];
if (!tryGetArgAsString(args, "iccid", iccid))
return missingArgError("iccid");
if (!tryGetArgAsBoolean(args, "refresh", refresh))
refresh[0] = true;
boolean success = withEuiccChannel
(
args,
(channel, _) -> channel.getLpa().enableProfile(iccid[0], refresh[0])
);
return success(success);
}
private MatrixCursor handleDisableProfile(Map<String, String> args) throws Exception
{
String[] iccid = new String[1];
boolean[] refresh = new boolean[1];
if (!tryGetArgAsString(args, "iccid", iccid))
return missingArgError("iccid");
if (!tryGetArgAsBoolean(args, "refresh", refresh))
refresh[0] = true;
safeguardActiveProfile(args, iccid[0]);
boolean success = withEuiccChannel
(
args,
(channel, _) -> channel.getLpa().disableProfile(iccid[0], refresh[0])
);
return success(success);
}
private MatrixCursor handleDisableActiveProfile(Map<String, String> args) throws Exception
{
boolean[] refresh = new boolean[1];
if (!tryGetArgAsBoolean(args, "refresh", refresh))
refresh[0] = true;
safeguardActiveProfile(args, null);
String iccid = withEuiccChannel
(
args,
(channel, _) -> LPAUtilsKt.disableActiveProfileKeepIccId(channel.getLpa(), refresh[0])
);
return success();
// if (iccid == null)
// return empty();
// var profiles = getProfiles(args);
// var profile = profiles.stream()
// .filter(p -> iccid.equals(p.getIccid()))
// .findFirst()
// .get();
// if (profile == null)
// return empty();
// return profile(profile);
}
private MatrixCursor handleSetProfileNickname(Map<String, String> args) throws Exception
{
String[] iccid = new String[1];
String[] nickname = new String[1];
if (!tryGetArgAsString(args, "iccid", iccid))
return missingArgError("iccid");
if (!tryGetArgAsString(args, "nickname", nickname))
return missingArgError("nickname");
withEuiccChannel
(
args,
(channel, _) ->
{
channel.getLpa().setNickname(iccid[0], nickname[0]);
return null;
}
);
return success();
}
// endregion
// region LPA Helpers
private static EuiccChannel findEuiccChannel(DefaultEuiccChannelManager euiccChannelManager, int slotId, int portId) throws Exception
{
var findEuiccChannelByPortMethod = DefaultEuiccChannelManager.class.getDeclaredMethod("findEuiccChannelByPort", int.class, int.class, Continuation.class);
findEuiccChannelByPortMethod.setAccessible(true);
return (EuiccChannel) BuildersKt.runBlocking
(
EmptyCoroutineContext.INSTANCE,
(_, continuation) ->
{
try
{
return findEuiccChannelByPortMethod.invoke(euiccChannelManager, slotId, portId, continuation);
}
catch (Exception ex)
{
return null;
}
}
);
}
@SuppressWarnings("unchecked")
private <T> T withEuiccChannel(Map<String, String> args, Function2<EuiccChannel, Continuation<? super T>, ?> operation) throws Exception
{
var slotId = new int[1];
var portId = new int[1];
requireSlotAndPort(args, slotId, portId);
var euiccChannelManager = appContainer.getEuiccChannelManager();
return (T) BuildersKt.runBlocking
(
EmptyCoroutineContext.INSTANCE,
(_, continuation) -> euiccChannelManager.withEuiccChannel(slotId[0], portId[0], operation, continuation)
);
}
private List<LocalProfileInfo> getProfiles(Map<String, String> args) throws Exception
{
@SuppressWarnings("unchecked")
var profiles = (List<LocalProfileInfo>) withEuiccChannel
(
args,
(channel, _) -> channel.getLpa().getProfiles()
);
boolean filterProfileList = getPreference("filterProfileList");
if (filterProfileList)
return LPAUtilsKt.getOperational(profiles);
return profiles;
}
// endregion
// region Preference Helpers
private List<String> invertedPreferences = List.of
(
"safeguardActiveProfile",
"filterProfileList"
);
private PreferenceFlowWrapper<Boolean> getPreferenceFlow(String name) throws Exception
{
var preferenceRepository = PreferenceUtilsKt.getPreferenceRepository(getContext());
return switch (name)
{
case "verboseLogging" -> preferenceRepository.getVerboseLoggingFlow();
case "forceUseTelephonyManager" -> preferenceRepository.getForceUseTMAPIFlow();
case "safeguardActiveProfile" -> preferenceRepository.getDisableSafeguardFlow();
case "filterProfileList" -> preferenceRepository.getUnfilteredProfileListFlow();
case "ignoreTlsCertificate" -> preferenceRepository.getIgnoreTLSCertificateFlow();
case "notificationsDownload" -> preferenceRepository.getNotificationDownloadFlow();
case "notificationsDelete" -> preferenceRepository.getNotificationDeleteFlow();
case "notificationsSwitch" -> preferenceRepository.getNotificationSwitchFlow();
default -> throw new Exception("unknown_preference_name");
};
}
private boolean getPreference(String name) throws Exception
{
var preferenceFlow = getPreferenceFlow(name);
boolean enabled = BuildersKt.runBlocking
(
EmptyCoroutineContext.INSTANCE,
(_, continuation) -> FlowKt.first(preferenceFlow, continuation)
);
if (invertedPreferences.contains(name))
enabled = !enabled;
return enabled;
}
private void setPreference(String name, boolean enabled) throws Exception
{
var preferenceFlow = getPreferenceFlow(name);
if (invertedPreferences.contains(name))
enabled = !enabled;
final boolean enabledFinal = enabled;
BuildersKt.runBlocking
(
EmptyCoroutineContext.INSTANCE,
(_, continuation) -> preferenceFlow.updatePreference(enabledFinal, continuation)
);
}
private void safeguardActiveProfile(Map<String, String> args, String iccid) throws Exception
{
int[] slotId = new int[1];
int[] portId = new int[1];
requireSlotAndPort(args, slotId, portId);
if (slotId[0] == EuiccChannelManager.USB_CHANNEL_ID)
return;
boolean safeguardEnabled = getPreference("safeguardActiveProfile");
if (!safeguardEnabled)
return;
boolean isTargetActive = iccid == null;
if (!isTargetActive)
{
var profiles = getProfiles(args);
var activeProfile = LPAUtilsKt.getEnabled(profiles);
if (activeProfile == null)
return;
isTargetActive = iccid.equals(activeProfile.getIccid());
}
if (isTargetActive)
throw new Exception("safeguard_active_profile");
}
// endregion
// region Arg Helpers
private static Map<String, String> getArgsFromUri(Uri uri)
{
var args = new LinkedHashMap<String, String>();
for (String name : uri.getQueryParameterNames())
{
args.put(name, URLDecoder.decode(uri.getQueryParameter(name), StandardCharsets.UTF_8));
}
return args;
}
private static boolean tryGetArgAsString(Map<String, String> args, String key, String[] out)
{
String arg = args.get(key);
if (arg == null || arg.isEmpty())
return false;
out[0] = arg;
return true;
}
private static boolean tryGetArgAsInt(Map<String, String> args, String key, int[] out)
{
String arg = args.get(key);
if (arg == null || arg.isEmpty())
return false;
try
{
out[0] = Integer.parseInt(arg);
return true;
}
catch (NumberFormatException ex)
{
return false;
}
}
private static boolean tryGetArgAsBoolean(Map<String, String> args, String key, boolean[] out)
{
String arg = args.get(key);
if (arg == null)
return false;
out[0] = arg.isEmpty()
|| arg.equals("1")
|| arg.toLowerCase().startsWith("y")
|| arg.equalsIgnoreCase("on")
|| arg.equalsIgnoreCase("true");
return true;
}
private static void requireSlotAndPort(Map<String, String> args, int[] slotIdOut, int[] portIdOut) throws Exception
{
final String slotIdArg = "slotId";
final String portIdArg = "portId";
if (!tryGetArgAsInt(args, slotIdArg, slotIdOut))
throw new Exception("missing_arg_" + slotIdArg);
if (!tryGetArgAsInt(args, portIdArg, portIdOut))
throw new Exception("missing_arg_" + portIdArg);
}
// endregion
// region Row Helpers
private static MatrixCursor rows(String[] columns, Object[][] values)
{
var rows = new MatrixCursor(columns);
for (Object[] rowValues : values)
{
rows.addRow(rowValues);
}
return rows;
}
private static MatrixCursor row(String column, String value)
{
return rows(new String[] { column }, new Object[][] { new Object[] { value } });
}
private static MatrixCursor empty()
{
return new MatrixCursor(new String[0]);
}
private static MatrixCursor success()
{
return success(true);
}
private static MatrixCursor success(boolean success)
{
return row("success", Boolean.toString(success));
}
private static MatrixCursor error(String message)
{
return row("error", message);
}
private static MatrixCursor missingArgError(String argName)
{
return error("missing_arg_" + argName);
}
private static MatrixCursor profile(LocalProfileInfo profile)
{
return profiles(Collections.singletonList(profile));
}
private static MatrixCursor profiles(List<LocalProfileInfo> profiles)
{
String[] columns =
{
"iccid",
"enabled",
"nickname"
};
Object[][] rows = profiles.stream()
.map(p -> new Object[]
{
p.getIccid(),
LPAUtilsKt.isEnabled(p),
p.getNickName()
})
.toArray(Object[][]::new);
return rows(columns, rows);
}
private static MatrixCursor projectColumns(MatrixCursor rows, String[] projection)
{
return projectColumns(rows, projection, null);
}
private static MatrixCursor projectColumns(MatrixCursor rows, String[] projection, String[] preserve)
{
var rowCols = new LinkedHashSet<String>(Arrays.asList(rows.getColumnNames()));
var outCols = new LinkedHashSet<String>();
if (projection != null && projection.length > 0)
outCols.addAll(Arrays.asList(projection));
else
outCols.addAll(rowCols);
if (preserve != null && preserve.length > 0)
{
Stream.of(preserve)
.filter(rowCols::contains)
.forEach(outCols::add);
}
if (outCols.isEmpty())
return rows;
var outColsArray = outCols.toArray(new String[0]);
var outRows = new MatrixCursor(outColsArray);
rows.moveToPosition(-1);
while (rows.moveToNext())
{
var row = new Object[outColsArray.length];
for (int rowIndex = 0; rowIndex < outColsArray.length; rowIndex++)
{
String colName = outColsArray[rowIndex];
int colIndex = rows.getColumnIndex(colName);
if (colIndex < 0)
{
row[rowIndex] = null;
continue;
}
switch (rows.getType(colIndex))
{
case Cursor.FIELD_TYPE_NULL:
row[rowIndex] = null;
break;
case Cursor.FIELD_TYPE_INTEGER:
row[rowIndex] = rows.getLong(colIndex);
break;
case Cursor.FIELD_TYPE_FLOAT:
row[rowIndex] = rows.getDouble(colIndex);
break;
case Cursor.FIELD_TYPE_BLOB:
row[rowIndex] = rows.getBlob(colIndex);
break;
case Cursor.FIELD_TYPE_STRING:
default:
row[rowIndex] = rows.getString(colIndex);
break;
}
}
outRows.addRow(row);
}
return outRows;
}
private String rowsToJson(MatrixCursor rows)
{
String[] rowCols = rows.getColumnNames();
var outRows = new ArrayList<Map<String, Object>>();
rows.moveToPosition(-1);
while (rows.moveToNext())
{
var row = new LinkedHashMap<String, Object>();
for (String colName : rowCols)
{
int colIndex = rows.getColumnIndex(colName);
switch (rows.getType(colIndex))
{
case Cursor.FIELD_TYPE_NULL:
row.put(colName, null);
break;
case Cursor.FIELD_TYPE_INTEGER:
row.put(colName, rows.getLong(colIndex));
break;
case Cursor.FIELD_TYPE_FLOAT:
row.put(colName, rows.getDouble(colIndex));
break;
case Cursor.FIELD_TYPE_BLOB:
byte[] blob = rows.getBlob(colIndex);
String blobBase64 = Base64.getEncoder().encodeToString(blob);
row.put(colName, blobBase64);
break;
case Cursor.FIELD_TYPE_STRING:
default:
row.put(colName, rows.getString(colIndex));
break;
}
}
var booleanCols = List.of
(
"success",
"enabled"
);
for (String colName : booleanCols)
{
Object colValue = row.get(colName);
if (colValue instanceof String)
{
String colValueString = (String) colValue;
if (colValueString.equalsIgnoreCase(Boolean.toString(false)) || colValueString.equalsIgnoreCase(Boolean.toString(true)))
{
row.put(colName, Boolean.parseBoolean(colValueString));
}
}
}
outRows.add(row);
}
return gson.toJson(outRows);
}
// endregion
// region HTTP Helpers
private void httpPostAsJson(URL url, Map<String, Object> data) throws Exception
{
String json = gson.toJson(data);
var httpConnection = (HttpURLConnection) url.openConnection();
httpConnection.setRequestMethod("POST");
httpConnection.setRequestProperty("Content-Type", "application/json; charset=UTF-8");
httpConnection.setDoOutput(true);
try (var outputStream = httpConnection.getOutputStream())
{
outputStream.write(json.getBytes(StandardCharsets.UTF_8));
}
httpConnection.getInputStream().close();
}
// endregion
}