[GitHub] vanzin commented on a change in pull request #92: OpenSSL 1.1.0 updates with backward compatibility for OpenSSL 1.0.2 and 1.0.1

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[GitHub] vanzin commented on a change in pull request #92: OpenSSL 1.1.0 updates with backward compatibility for OpenSSL 1.0.2 and 1.0.1

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vanzin commented on a change in pull request #92: OpenSSL 1.1.0 updates with backward compatibility for OpenSSL 1.0.2 and 1.0.1
URL: https://github.com/apache/commons-crypto/pull/92#discussion_r244812689
 
 

 ##########
 File path: src/main/java/org/apache/commons/crypto/jna/OpenSsl102NativeJna.java
 ##########
 @@ -0,0 +1,264 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.commons.crypto.jna;
+
+import java.nio.ByteBuffer;
+
+import com.sun.jna.Native;
+import com.sun.jna.NativeLong;
+import com.sun.jna.ptr.PointerByReference;
+
+/**
+ * @author alex
+ *
+ */
+public class OpenSsl102NativeJna {
+
+    static final boolean INIT_OK;
+
+    static final Throwable INIT_ERROR;
+
+    static {
+        boolean ok = false;
+        Throwable thrown = null;
+        try {
+            Native.register("crypto");
+            ok = true;
+        } catch (Exception e) {
+            thrown = e;
+        } catch (UnsatisfiedLinkError e) {
+            thrown = e;
+        } finally {
+            INIT_OK = ok;
+            INIT_ERROR = thrown;
+        }
+    }
+    
+    /**
+     * @return OPENSSL_VERSION_NUMBER which is a numeric release version
+     * * identifier
+     */
+    public static native NativeLong SSLeay();
+
+    /**
+     * Retrieves version/build information about OpenSSL library.
+     *
+     * @param type type can be SSLEAY_VERSION, SSLEAY_CFLAGS, SSLEAY_BUILT_ON...
+     * @return A pointer to a constant string describing the version of the
+     * OpenSSL library or giving information about the library build.
+     */
+    public static native String SSLeay_version(int type);
+
+    /**
+     * Registers the error strings for all libcrypto functions.
+     */
+    public static native void ERR_load_crypto_strings();
+
+    /**
+     * @return the earliest error code from the thread's error queue without
+     * modifying it.
+     */
+    public static native NativeLong ERR_peek_error();
+
+
+
+    /**
+     * Generates a human-readable string representing the error code e.
+     * @see <a>https://www.openssl.org/docs/manmaster/crypto/ERR_error_string.html</a>
+     *
+     * @param err the error code
+     * @param null_ buf is NULL, the error string is placed in a static buffer
+     * @return the human-readable error messages.
+     */
+    public static native String ERR_error_string(NativeLong err, char[] null_);
+    //String ERR_lib_error_string(NativeLong err);
 
 Review comment:
   ?
   
   (Seems copy & pasted from existing code, but better not to replicate things that don't make sense.)

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