Java Code Examples for android.content.pm.PackageManager#SIGNATURE_MATCH

public String getStubProcessByTarget(ComponentInfo targetInfo) {
    for (ProcessItem processItem : items.values()) {
        if (processItem.pkgs.contains(targetInfo.packageName) && TextUtils.equals(processItem.targetProcessName, targetInfo.processName)) {
            return processItem.stubProcessName;
        } else {
            try {
                boolean signed = false;
                for (String pkg : processItem.pkgs) {
                    if (PluginManager.getInstance().checkSignatures(targetInfo.packageName, pkg) == PackageManager.SIGNATURE_MATCH) {
                        signed = true;
                        break;
                    }
                }
                if (signed && TextUtils.equals(processItem.targetProcessName, targetInfo.processName)) {
                    return processItem.stubProcessName;
                }
            } catch (Exception e) {
                Log.e(TAG, "getStubProcessByTarget:error", e);
            }
        }
    }
    return null;
}
 

boolean isPkgCanRunInProcess(String packageName, String stubProcessName, String targetProcessName) throws RemoteException {
    for (ProcessItem item : items.values()) {
        if (TextUtils.equals(stubProcessName, item.stubProcessName)) {

            if (!TextUtils.isEmpty(item.targetProcessName) && !TextUtils.equals(item.targetProcessName, targetProcessName)) {
                continue;
            }

            if (item.pkgs.contains(packageName)) {
                return true;
            }

            boolean signed = false;
            for (String pkg : item.pkgs) {
                if (PluginManager.getInstance().checkSignatures(packageName, pkg) == PackageManager.SIGNATURE_MATCH) {
                    signed = true;
                    break;
                }
            }
            if (signed) {
                return true;
            }
        }
    }
    return false;
}
 

public static boolean checkPro(Context currentContext) {
    if (currentContext == null)
        return false;
    Context newProContext;
    try {
        newProContext = currentContext.createPackageContext("eu.thedarken.trust.pro", 0);
    } catch (NameNotFoundException e) {
        return false;
    }
    if (newProContext != null) {
        if (currentContext.getPackageManager().checkSignatures(currentContext.getPackageName(), newProContext.getPackageName()) == PackageManager.SIGNATURE_MATCH) {
            return true;
        }
    }
    return false;
}
 

boolean signaturesMatch(int uid1, int uid2) {
    try {
        IPackageManager pm = AppGlobals.getPackageManager();
        return pm.checkUidSignatures(uid1, uid2) == PackageManager.SIGNATURE_MATCH;
    } catch (RemoteException ex) {
        Slog.e(TAG, "Remote exception while checking signatures", ex);
        return false;
    }
}
 

private static void enforcePermission(Context context) throws SecurityException {
    int cuid = Util.getAppId(Binder.getCallingUid());

    // Access package manager as system user
    long ident = Binder.clearCallingIdentity();
    try {
        // Allow system
        if (cuid == Process.SYSTEM_UID)
            return;

        // Allow same signature
        PackageManager pm = context.getPackageManager();
        int uid = pm.getApplicationInfo(BuildConfig.APPLICATION_ID, 0).uid;
        if (pm.checkSignatures(cuid, uid) == PackageManager.SIGNATURE_MATCH)
            return;

        // Allow specific signature
        String[] cpkg = pm.getPackagesForUid(cuid);
        if (cpkg.length > 0) {
            byte[] bytes = Util.getSha1Fingerprint(context, cpkg[0]);
            StringBuilder sb = new StringBuilder();
            for (byte b : bytes)
                sb.append(Integer.toString(b & 0xff, 16).toLowerCase());

            Resources resources = pm.getResourcesForApplication(BuildConfig.APPLICATION_ID);
            if (sb.toString().equals(resources.getString(R.string.pro_fingerprint)))
                return;
        }
        throw new SecurityException("Signature error cuid=" + cuid);
    } catch (Throwable ex) {
        throw new SecurityException(ex);
    } finally {
        Binder.restoreCallingIdentity(ident);
    }
}
 

@Override
public Object call(Object who, Method method, Object... args) throws Throwable {

	if (args.length == 2 && args[0] instanceof String && args[1] instanceof String) {

		PackageManager pm = VirtualCore.getPM();

		String pkgNameOne = (String) args[0], pkgNameTwo = (String) args[1];
		try {
			PackageInfo pkgOne = pm.getPackageInfo(pkgNameOne, PackageManager.GET_SIGNATURES);
			PackageInfo pkgTwo = pm.getPackageInfo(pkgNameTwo, PackageManager.GET_SIGNATURES);

			Signature[] one = pkgOne.signatures;
			Signature[] two = pkgTwo.signatures;

			if (ArrayUtils.isEmpty(one)) {
				if (!ArrayUtils.isEmpty(two)) {
					return PackageManager.SIGNATURE_FIRST_NOT_SIGNED;
				} else {
					return PackageManager.SIGNATURE_NEITHER_SIGNED;
				}
			} else {
				if (ArrayUtils.isEmpty(two)) {
					return PackageManager.SIGNATURE_SECOND_NOT_SIGNED;
				} else {
					// 走到了这里说明两个包的签名都在
					if (Arrays.equals(one, two)) {
						return PackageManager.SIGNATURE_MATCH;
					} else {
						return PackageManager.SIGNATURE_NO_MATCH;
					}
				}
			}
		} catch (Throwable e) {
			// Ignore
		}
	}

	return method.invoke(who, args);
}
 

private boolean freeVersionInstalled() {
    PackageManager pm = getPackageManager();
    try {
        PackageInfo pInfo = pm.getPackageInfo(BuildConfig.BASE_APPLICATION_ID, 0);
        return pInfo.versionCode >= 68
                && pm.checkSignatures(BuildConfig.BASE_APPLICATION_ID, getPackageName())
                == PackageManager.SIGNATURE_MATCH;
    } catch (PackageManager.NameNotFoundException e) {
        return false;
    }
}
 

public static boolean hasSupportLibrary(Context context, int minVersion) {
    PackageManager pm = context.getPackageManager();
    try {
        PackageInfo pInfo = pm.getPackageInfo(BuildConfig.SUPPORT_APPLICATION_ID, 0);
        return pInfo.versionCode >= minVersion
                && pm.checkSignatures(BuildConfig.SUPPORT_APPLICATION_ID, context.getPackageName()) == PackageManager.SIGNATURE_MATCH
                && context.getPackageName().equals(BuildConfig.BASE_APPLICATION_ID)
                && isSystemApp(context);
    } catch (PackageManager.NameNotFoundException e) {
        return false;
    }
}
 

public static boolean hasSupportLibrary(Context context) {
    PackageManager pm = context.getPackageManager();
    try {
        pm.getPackageInfo(BuildConfig.SUPPORT_APPLICATION_ID, 0);
        return pm.checkSignatures(BuildConfig.SUPPORT_APPLICATION_ID, BuildConfig.APPLICATION_ID)
                == PackageManager.SIGNATURE_MATCH;
    } catch (PackageManager.NameNotFoundException e) {
        return false;
    }
}
 

private void ensureFallbackFusedProviderPresentLocked(ArrayList<String> pkgs) {
    PackageManager pm = mContext.getPackageManager();
    String systemPackageName = mContext.getPackageName();
    ArrayList<HashSet<Signature>> sigSets = ServiceWatcher.getSignatureSets(mContext, pkgs);

    List<ResolveInfo> rInfos = pm.queryIntentServicesAsUser(
            new Intent(FUSED_LOCATION_SERVICE_ACTION),
            PackageManager.GET_META_DATA, mCurrentUserId);
    for (ResolveInfo rInfo : rInfos) {
        String packageName = rInfo.serviceInfo.packageName;

        // Check that the signature is in the list of supported sigs. If it's not in
        // this list the standard provider binding logic won't bind to it.
        try {
            PackageInfo pInfo;
            pInfo = pm.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
            if (!ServiceWatcher.isSignatureMatch(pInfo.signatures, sigSets)) {
                Log.w(TAG, packageName + " resolves service " + FUSED_LOCATION_SERVICE_ACTION +
                        ", but has wrong signature, ignoring");
                continue;
            }
        } catch (NameNotFoundException e) {
            Log.e(TAG, "missing package: " + packageName);
            continue;
        }

        // Get the version info
        if (rInfo.serviceInfo.metaData == null) {
            Log.w(TAG, "Found fused provider without metadata: " + packageName);
            continue;
        }

        int version = rInfo.serviceInfo.metaData.getInt(
                ServiceWatcher.EXTRA_SERVICE_VERSION, -1);
        if (version == 0) {
            // This should be the fallback fused location provider.

            // Make sure it's in the system partition.
            if ((rInfo.serviceInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0) {
                if (D) Log.d(TAG, "Fallback candidate not in /system: " + packageName);
                continue;
            }

            // Check that the fallback is signed the same as the OS
            // as a proxy for coreApp="true"
            if (pm.checkSignatures(systemPackageName, packageName)
                    != PackageManager.SIGNATURE_MATCH) {
                if (D) {
                    Log.d(TAG, "Fallback candidate not signed the same as system: "
                            + packageName);
                }
                continue;
            }

            // Found a valid fallback.
            if (D) Log.d(TAG, "Found fallback provider: " + packageName);
            return;
        } else {
            if (D) Log.d(TAG, "Fallback candidate not version 0: " + packageName);
        }
    }

    throw new IllegalStateException("Unable to find a fused location provider that is in the "
            + "system partition with version 0 and signed with the platform certificate. "
            + "Such a package is needed to provide a default fused location provider in the "
            + "event that no other fused location provider has been installed or is currently "
            + "available. For example, coreOnly boot mode when decrypting the data "
            + "partition. The fallback must also be marked coreApp=\"true\" in the manifest");
}
 

private boolean donationInstalled() {
    PackageManager packageManager = context.getPackageManager();
    return packageManager.checkSignatures(context.getPackageName(), "exa.lnx.d") == PackageManager.SIGNATURE_MATCH;
}
 

private boolean donationInstalled() {
    PackageManager packageManager = context.getPackageManager();
    return packageManager.checkSignatures(context.getPackageName(), "exa.lnx.d") == PackageManager.SIGNATURE_MATCH;
}
 

@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {

    int uid = Binder.getCallingUid();

    PackageManager pm = getContext().getPackageManager();
    String callerPackage = pm.getPackagesForUid(uid)[0];

    Log.d("AptoideDebug", "Someone is trying to update preferences");

    int result = pm.checkSignatures(callerPackage, getContext().getPackageName());

    if(result == PackageManager.SIGNATURE_MATCH) {
        switch (uriMatcher.match(uri)) {
            case CHANGE_PREFERENCE:

                SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(getContext());
                SharedPreferences.Editor edit = preferences.edit();
                int changed = 0;
                for (final Map.Entry<String, Object> entry : values.valueSet()) {
                    Object value = entry.getValue();
                    if (value instanceof String) {
                        edit.putString(entry.getKey(), (String) value);
                    } else if (value instanceof Integer) {
                        edit.putInt(entry.getKey(), (Integer) value);
                    } else if (value instanceof Long) {
                        edit.putLong(entry.getKey(), (Long) value);
                    } else if (value instanceof Boolean) {

                        if(entry.getKey().equals("debugmode")){
                            Aptoide.DEBUG_MODE = (Boolean) entry.getValue();
                        }

                        edit.putBoolean(entry.getKey(), (Boolean) value);
                    } else if (value instanceof Float) {
                        edit.putFloat(entry.getKey(), (Float) value);
                    }
                    changed++;
                    Handler handler = new Handler(Looper.getMainLooper());
                    handler.post(new Runnable() {
                        @Override
                        public void run() {
                            Toast.makeText(Aptoide.getContext(), "Preference set: " + entry.getKey() + "=" + entry.getValue(), Toast.LENGTH_LONG).show();
                        }
                    });
                }



                Log.d("AptoideDebug", "Commited");

                edit.commit();
                return changed;
            default:
                return 0;
        }

    }
    return 0;
}
 

private static boolean hasValidProEnablerSignature(Context context) {
	return (context.getPackageManager()
			.checkSignatures(context.getPackageName(), context.getPackageName() + ".pro") == PackageManager.SIGNATURE_MATCH);
}