[MOSIP-33780] added new interface for ECC support.

Signed-off-by: Mahammed Taheer <mohd.taheer@gmail.com>

kernel/kernel-core/src/main/java/io/mosip/kernel/core/keymanager/spi/ECKeyStore.java

@@ -0,0 +1,24 @@
+package io.mosip.kernel.core.keymanager.spi;
+
+import io.mosip.kernel.core.keymanager.model.CertificateParameters;
+
+/**
+ * Keymanager interface to generate and store Elliptic Curve Cryptographic keys.
+ * 
+ * @author Mahammed Taheer
+ * @since 1.2.1
+ *
+ */
+public interface ECKeyStore extends KeyStore {
+
+	/**
+	 * Elliptic Curve Asymmetric(keypair) keys will be generated based on the provider specified and Store the keys 
+	 * along with certificate in provider specific keystore. Supported Curve (secp256k1, secp256r1)
+	 * 
+	 * @param alias        the alias
+	 * @param signKeyAlias alias used to sign the generated key
+	 * @param certParams   required Certificate Parameters to create the certificate
+	 * @param ecCurve 	   ECC Curve type.
+	 */
+	void generateAndStoreAsymmetricKey(String alias, String signKeyAlias, CertificateParameters certParams, String ecCurve);
+}