Examples with Signature android.content.pm.Signature used on opensource projects

Example 61 with Signature

use of android.content.pm.Signature in project weiciyuan by qii.

the class SsoHandler method validateAppSignatureForIntent.

private boolean validateAppSignatureForIntent(Activity activity, Intent intent) {
    ResolveInfo resolveInfo = activity.getPackageManager().resolveActivity(intent, 0);
    if (resolveInfo == null) {
        return false;
    }
    String packageName = resolveInfo.activityInfo.packageName;
    try {
        PackageInfo packageInfo = activity.getPackageManager().getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
        for (Signature signature : packageInfo.signatures) {
            if (WEIBO_SIGNATURE.equals(signature.toCharsString())) {
                return true;
            }
        }
    } catch (PackageManager.NameNotFoundException e) {
        return false;
    }
    return false;
}

Example 62 with Signature

use of android.content.pm.Signature in project weiciyuan by qii.

the class Utility method isCertificateFingerprintCorrect.

//if app's certificate md5 is correct, enable Crashlytics crash log platform, you should not modify those md5 values
public static boolean isCertificateFingerprintCorrect(Context context) {
    try {
        PackageManager pm = context.getPackageManager();
        String packageName = context.getPackageName();
        int flags = PackageManager.GET_SIGNATURES;
        PackageInfo packageInfo = pm.getPackageInfo(packageName, flags);
        Signature[] signatures = packageInfo.signatures;
        byte[] cert = signatures[0].toByteArray();
        String strResult = "";
        MessageDigest md;
        md = MessageDigest.getInstance("MD5");
        md.update(cert);
        for (byte b : md.digest()) {
            strResult += Integer.toString(b & 0xff, 16);
        }
        strResult = strResult.toUpperCase();
        //debug
        if ("DE421D82D4BBF9042886E72AA31FE22".toUpperCase().equals(strResult)) {
            return false;
        }
        //relaease
        if ("C96155C3DAD4CA1069808FBAC813A69".toUpperCase().equals(strResult)) {
            return true;
        }
        AppLogger.e(strResult);
    } catch (NoSuchAlgorithmException ex) {
        ex.printStackTrace();
    } catch (PackageManager.NameNotFoundException ex) {
        ex.printStackTrace();
    }
    return false;
}

Example 63 with Signature

use of android.content.pm.Signature in project platform_frameworks_base by android.

the class NetworkPolicyManager method isUidValidForPolicy.

/**
     * Check if given UID can have a {@link #setUidPolicy(int, int)} defined,
     * usually to protect critical system services.
     */
@Deprecated
public static boolean isUidValidForPolicy(Context context, int uid) {
    // first, quick-reject non-applications
    if (!UserHandle.isApp(uid)) {
        return false;
    }
    if (!ALLOW_PLATFORM_APP_POLICY) {
        final PackageManager pm = context.getPackageManager();
        final HashSet<Signature> systemSignature;
        try {
            systemSignature = Sets.newHashSet(pm.getPackageInfo("android", GET_SIGNATURES).signatures);
        } catch (NameNotFoundException e) {
            throw new RuntimeException("problem finding system signature", e);
        }
        try {
            // reject apps signed with platform cert
            for (String packageName : pm.getPackagesForUid(uid)) {
                final HashSet<Signature> packageSignature = Sets.newHashSet(pm.getPackageInfo(packageName, GET_SIGNATURES).signatures);
                if (packageSignature.containsAll(systemSignature)) {
                    return false;
                }
            }
        } catch (NameNotFoundException e) {
        }
    }
    // nothing found above; we can apply policy to UID
    return true;
}

Example 64 with Signature

use of android.content.pm.Signature in project phonegap-facebook-plugin by Wizcorp.

the class Settings method getApplicationSignature.

public static String getApplicationSignature(Context context) {
    if (context == null) {
        return null;
    }
    PackageManager packageManager = context.getPackageManager();
    if (packageManager == null) {
        return null;
    }
    String packageName = context.getPackageName();
    PackageInfo pInfo;
    try {
        pInfo = packageManager.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
    } catch (PackageManager.NameNotFoundException e) {
        return null;
    }
    Signature[] signatures = pInfo.signatures;
    if (signatures == null || signatures.length == 0) {
        return null;
    }
    MessageDigest md;
    try {
        md = MessageDigest.getInstance("SHA-1");
    } catch (NoSuchAlgorithmException e) {
        return null;
    }
    md.update(pInfo.signatures[0].toByteArray());
    return Base64.encodeToString(md.digest(), Base64.URL_SAFE | Base64.NO_PADDING);
}

Example 65 with Signature

use of android.content.pm.Signature in project platform_frameworks_base by android.

the class Utils method getCertFingerprintsFromPackageManager.

/**
     * Returns the normalized sha-256 fingerprints of a given package according to the Android
     * package manager.
     */
public static List<String> getCertFingerprintsFromPackageManager(String packageName, Context context) throws NameNotFoundException {
    Signature[] signatures = context.getPackageManager().getPackageInfo(packageName, PackageManager.GET_SIGNATURES).signatures;
    ArrayList<String> result = new ArrayList<String>(signatures.length);
    for (Signature sig : signatures) {
        result.add(computeNormalizedSha256Fingerprint(sig.toByteArray()));
    }
    return result;
}