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

Example 81 with Signature

use of android.content.pm.Signature in project android_frameworks_base by ResurrectionRemix.

the class WebViewFactory method signaturesEquals.

/**
     * Returns true if the signatures match, false otherwise
     */
private static boolean signaturesEquals(Signature[] s1, Signature[] s2) {
    if (s1 == null) {
        return s2 == null;
    }
    if (s2 == null)
        return false;
    ArraySet<Signature> set1 = new ArraySet<>();
    for (Signature signature : s1) {
        set1.add(signature);
    }
    ArraySet<Signature> set2 = new ArraySet<>();
    for (Signature signature : s2) {
        set2.add(signature);
    }
    return set1.equals(set2);
}

Example 82 with Signature

use of android.content.pm.Signature in project android_frameworks_base by ResurrectionRemix.

the class KeySetManagerServiceTest method testPublicKeyCertReprEquiv.

/* test equivalence of PackageManager cert encoding and PackageParser manifest keys */
public void testPublicKeyCertReprEquiv() throws CertificateException {
    PublicKey keyA = PackageParser.parsePublicKey(KeySetStrings.ctsKeySetPublicKeyA);
    PublicKey keyB = PackageParser.parsePublicKey(KeySetStrings.ctsKeySetPublicKeyB);
    PublicKey keyC = PackageParser.parsePublicKey(KeySetStrings.ctsKeySetPublicKeyC);
    Signature sigA = new Signature(KeySetStrings.ctsKeySetCertA);
    Signature sigB = new Signature(KeySetStrings.ctsKeySetCertB);
    Signature sigC = new Signature(KeySetStrings.ctsKeySetCertC);
    assertNotNull(keyA);
    assertNotNull(keyB);
    assertNotNull(keyC);
    assertEquals(keyA, sigA.getPublicKey());
    assertEquals(keyB, sigB.getPublicKey());
    assertEquals(keyC, sigC.getPublicKey());
    byte[] bArrayPk = keyA.getEncoded();
    byte[] bArrayCert = sigA.getPublicKey().getEncoded();
    assertEquals(bArrayPk.length, bArrayCert.length);
    assertEquals(true, ArrayUtils.equals(bArrayPk, bArrayCert, bArrayPk.length));
    bArrayPk = keyB.getEncoded();
    bArrayCert = sigB.getPublicKey().getEncoded();
    assertEquals(bArrayPk.length, bArrayCert.length);
    assertEquals(true, ArrayUtils.equals(bArrayPk, bArrayCert, bArrayPk.length));
    bArrayPk = keyC.getEncoded();
    bArrayCert = sigC.getPublicKey().getEncoded();
    assertEquals(bArrayPk.length, bArrayCert.length);
    assertEquals(true, ArrayUtils.equals(bArrayPk, bArrayCert, bArrayPk.length));
}

Example 83 with Signature

use of android.content.pm.Signature in project android_frameworks_base by ResurrectionRemix.

the class WebViewUpdateServiceTest method testWithSignatures.

// Ensure that package with valid signatures is chosen rather than package with invalid
// signatures.
public void testWithSignatures() {
    String validPackage = "valid package";
    String invalidPackage = "invalid package";
    Signature validSignature = new Signature("11");
    Signature invalidExpectedSignature = new Signature("22");
    Signature invalidPackageSignature = new Signature("33");
    WebViewProviderInfo[] packages = new WebViewProviderInfo[] { new WebViewProviderInfo(invalidPackage, "", true, false, new String[] { Base64.encodeToString(invalidExpectedSignature.toByteArray(), Base64.DEFAULT) }), new WebViewProviderInfo(validPackage, "", true, false, new String[] { Base64.encodeToString(validSignature.toByteArray(), Base64.DEFAULT) }) };
    setupWithPackages(packages, true, /* fallback logic enabled */
    1, /* numRelros */
    false);
    mTestSystemImpl.setPackageInfo(createPackageInfo(invalidPackage, true, /* enabled */
    true, /* valid */
    true, /* installed */
    new Signature[] { invalidPackageSignature }, 0));
    mTestSystemImpl.setPackageInfo(createPackageInfo(validPackage, true, /* enabled */
    true, /* valid */
    true, /* installed */
    new Signature[] { validSignature }, 0));
    mWebViewUpdateServiceImpl.prepareWebViewInSystemServer();
    checkPreparationPhasesForPackage(validPackage, 1);
    WebViewProviderInfo[] validPackages = mWebViewUpdateServiceImpl.getValidWebViewPackages();
    assertEquals(1, validPackages.length);
    assertEquals(validPackage, validPackages[0].packageName);
}

Example 84 with Signature

use of android.content.pm.Signature in project android_frameworks_base by ResurrectionRemix.

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 85 with Signature

use of android.content.pm.Signature in project android_frameworks_base by ResurrectionRemix.

the class PackageSignatures method writeXml.

void writeXml(XmlSerializer serializer, String tagName, ArrayList<Signature> pastSignatures) throws IOException {
    if (mSignatures == null) {
        return;
    }
    serializer.startTag(null, tagName);
    serializer.attribute(null, "count", Integer.toString(mSignatures.length));
    for (int i = 0; i < mSignatures.length; i++) {
        serializer.startTag(null, "cert");
        final Signature sig = mSignatures[i];
        final int sigHash = sig.hashCode();
        final int numPast = pastSignatures.size();
        int j;
        for (j = 0; j < numPast; j++) {
            Signature pastSig = pastSignatures.get(j);
            if (pastSig.hashCode() == sigHash && pastSig.equals(sig)) {
                serializer.attribute(null, "index", Integer.toString(j));
                break;
            }
        }
        if (j >= numPast) {
            pastSignatures.add(sig);
            serializer.attribute(null, "index", Integer.toString(numPast));
            serializer.attribute(null, "key", sig.toCharsString());
        }
        serializer.endTag(null, "cert");
    }
    serializer.endTag(null, tagName);
}