add helper methods to detect if RSA and ECC have been compiled in

native/com_wolfssl_WolfSSL.c

@@ -159,6 +159,26 @@ JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_TLSv1Enabled
 #endif
 }
 
+JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_EccEnabled
+  (JNIEnv* jenv, jclass jcl)
+{
+#ifdef HAVE_ECC
+    return JNI_TRUE;
+#else
+    return JNI_FALSE;
+#endif
+}
+
+JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_RsaEnabled
+  (JNIEnv* jenv, jclass jcl)
+{
+#ifndef NO_RSA
+    return JNI_TRUE;
+#else
+    return JNI_FALSE;
+#endif
+}
+
 JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_SSLv3_1ServerMethod
   (JNIEnv* jenv, jclass jcl)
 {

native/com_wolfssl_WolfSSL.h

@@ -295,6 +295,22 @@ JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnumRABBIT
 JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_TLSv1Enabled
   (JNIEnv *, jclass);
 
+/*
+ * Class:     com_wolfssl_WolfSSL
+ * Method:    EccEnabled
+ * Signature: ()Z
+ */
+JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_EccEnabled
+  (JNIEnv *, jclass);
+
+/*
+ * Class:     com_wolfssl_WolfSSL
+ * Method:    RsaEnabled
+ * Signature: ()Z
+ */
+JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_RsaEnabled
+  (JNIEnv *, jclass);
+
 /*
  * Class:     com_wolfssl_WolfSSL
  * Method:    SSLv3_ServerMethod

src/java/com/wolfssl/WolfSSL.java

@@ -310,7 +310,7 @@ public class WolfSSL {
         System.load(libPath);
     }
 
-    /* ---------------- native SSL/TLS version functions ---------------- */
+    /* --------------- native feature detection functions --------------- */
 
     /**
      * Tests if TLS 1.0 has been compiled into the native wolfSSL library.
@@ -321,6 +321,22 @@ public class WolfSSL {
      */
     public static native boolean TLSv1Enabled();
 
+    /**
+     * Tests if ECC support has been compiled into the native wolfSSL library.
+     *
+     * @return 1 if enabled, otherwise 0 if not compiled in.
+     */
+    public static native boolean EccEnabled();
+
+    /**
+     * Tests if RSA support has been compiled into the native wolfSSL library.
+     *
+     * @return 1 if enabled, otherwise 0 if not compiled in.
+     */
+    public static native boolean RsaEnabled();
+
+    /* ---------------- native SSL/TLS version functions ---------------- */
+
     /**
      * Indicates that the application is a server and will only support the
      * SSL 3.0 protocol.