add stub AndroidKeyStore security provider

src/api-impl/android/content/Context.java

@@ -60,6 +60,8 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.lang.reflect.Constructor;
 import java.lang.reflect.InvocationTargetException;
+import java.security.Provider;
+import java.security.Security;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -126,6 +128,10 @@ public class Context extends Object {
 		application_info.sourceDir = native_get_apk_path();
 		package_manager = new PackageManager();
 
+		Provider provider = new Provider("AndroidKeyStore", 1.0, "Android KeyStore provider") {};
+		provider.put("KeyStore.AndroidKeyStore", "android.security.keystore.AndroidKeyStore");
+		Security.addProvider(provider);
+
 		r.applyPackageQuirks(application_info.packageName);
 	}
 

src/api-impl/android/security/keystore/AndroidKeyStore.java

@@ -0,0 +1,120 @@
+package android.security.keystore;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.security.Key;
+import java.security.KeyStoreException;
+import java.security.KeyStoreSpi;
+import java.security.NoSuchAlgorithmException;
+import java.security.UnrecoverableKeyException;
+import java.security.cert.Certificate;
+import java.security.cert.CertificateException;
+import java.util.Date;
+import java.util.Enumeration;
+import java.util.HashMap;
+
+public class AndroidKeyStore extends KeyStoreSpi {
+
+	HashMap<String, String> map = new HashMap<>();
+
+	@Override
+	public Key engineGetKey(String alias, char[] password) throws NoSuchAlgorithmException, UnrecoverableKeyException {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineGetKey'");
+	}
+
+	@Override
+	public Certificate[] engineGetCertificateChain(String alias) {
+		// TODO Auto-generated method stub
+		System.out.println("engineGetCertificateChain(" + alias + ") called");
+		return new Certificate[0];
+	}
+
+	@Override
+	public Certificate engineGetCertificate(String alias) {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineGetCertificate'");
+	}
+
+	@Override
+	public Date engineGetCreationDate(String alias) {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineGetCreationDate'");
+	}
+
+	@Override
+	public void engineSetKeyEntry(String alias, Key key, char[] password, Certificate[] chain)
+			throws KeyStoreException {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineSetKeyEntry'");
+	}
+
+	@Override
+	public void engineSetKeyEntry(String alias, byte[] key, Certificate[] chain) throws KeyStoreException {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineSetKeyEntry'");
+	}
+
+	@Override
+	public void engineSetCertificateEntry(String alias, Certificate cert) throws KeyStoreException {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineSetCertificateEntry'");
+	}
+
+	@Override
+	public void engineDeleteEntry(String alias) throws KeyStoreException {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineDeleteEntry'");
+	}
+
+	@Override
+	public Enumeration<String> engineAliases() {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineAliases'");
+	}
+
+	@Override
+	public boolean engineContainsAlias(String alias) {
+		// TODO Auto-generated method stub
+		System.out.println("engineContainsAlias(" + alias + ") called");
+		return map.containsKey(alias);
+	}
+
+	@Override
+	public int engineSize() {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineSize'");
+	}
+
+	@Override
+	public boolean engineIsKeyEntry(String alias) {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineIsKeyEntry'");
+	}
+
+	@Override
+	public boolean engineIsCertificateEntry(String alias) {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineIsCertificateEntry'");
+	}
+
+	@Override
+	public String engineGetCertificateAlias(Certificate cert) {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineGetCertificateAlias'");
+	}
+
+	@Override
+	public void engineStore(OutputStream stream, char[] password)
+			throws IOException, NoSuchAlgorithmException, CertificateException {
+		// TODO Auto-generated method stub
+		throw new UnsupportedOperationException("Unimplemented method 'engineStore'");
+	}
+
+	@Override
+	public void engineLoad(InputStream stream, char[] password)
+			throws IOException, NoSuchAlgorithmException, CertificateException {
+	}
+	
+}

src/api-impl/meson.build

@@ -354,6 +354,7 @@ srcs = [
 	'android/provider/CalendarContract.java',
 	'android/provider/ContactsContract.java',
 	'android/provider/Settings.java',
+	'android/security/keystore/AndroidKeyStore.java',
 	'android/service/media/MediaBrowserService.java',
 	'android/telecom/ConnectionService.java',
 	'android/telecom/TelecomManager.java',