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

Example 41 with Signature

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

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 42 with Signature

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

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 43 with Signature

use of android.content.pm.Signature in project qksms by moezbhatti.

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) {
    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 44 with Signature

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

the class ServiceWatcher method getSignatureSets.

public static ArrayList<HashSet<Signature>> getSignatureSets(Context context, List<String> initialPackageNames) {
    PackageManager pm = context.getPackageManager();
    ArrayList<HashSet<Signature>> sigSets = new ArrayList<HashSet<Signature>>();
    for (int i = 0, size = initialPackageNames.size(); i < size; i++) {
        String pkg = initialPackageNames.get(i);
        try {
            HashSet<Signature> set = new HashSet<Signature>();
            Signature[] sigs = pm.getPackageInfo(pkg, PackageManager.MATCH_SYSTEM_ONLY | PackageManager.GET_SIGNATURES).signatures;
            set.addAll(Arrays.asList(sigs));
            sigSets.add(set);
        } catch (NameNotFoundException e) {
            Log.w("ServiceWatcher", pkg + " not found");
        }
    }
    return sigSets;
}

Example 45 with Signature

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

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);
}