/* Copyright (c) 2013-2014 IONU Security, Inc. All rights reserved.
 *
 * SWIG interface for the EyeContainer, wraps the extern "C" interfaces
 */

%module eyeinterface

%pragma(java) moduleimports=%{
import java.util.Date;
%}

/*
%typemap(out) unsigned char * {
    jbyteArray jresult = env->NewByteArray (len);
    env->SetByteArrayRegion (jresult, 0, len, reinterpret_cast<jbyte*>(buf));
    return array;
%typemap(in) unsigned char * {
unsigned char* as_unsigned_char_array(jbyteArray array) {
    int len = env->GetArrayLength ($1);
    unsigned char* buf = new unsigned char[len];
    env->GetByteArrayRegion (array, 0, len, reinterpret_cast<jbyte*>(buf));
    return buf;
}
*/

/* This allows a C function to return a char ** as a Java String array */
%typemap(out) char ** {
    int i;
    int len=0;
    jstring temp_string;
    const jclass clazz = (*jenv)->FindClass(jenv, "java/lang/String");

    while ($1[len]) len++;    
    jresult = (*jenv)->NewObjectArray(jenv, len, clazz, NULL);
    /* exception checking omitted */

    for (i=0; i<len; i++) {
      temp_string = (*jenv)->NewStringUTF(jenv, *result++);
      (*jenv)->SetObjectArrayElement(jenv, jresult, i, temp_string);
      (*jenv)->DeleteLocalRef(jenv, temp_string);
    }
}

/* These 3 typemaps tell SWIG what JNI and Java types to use */
%typemap(jni) char ** "jobjectArray"
%typemap(jtype) char ** "String[]"
%typemap(jstype) char ** "String[]"

/* These 2 typemaps handle the conversion of the jtype to jstype typemap type
   and vice versa */
%typemap(javain) char ** "$javainput"
%typemap(javaout) char ** {
    return $jnicall;
  }

%inline %{
#include "eyeinterface.h"
#include "eyering.h"
%}

%include "stl.i"
%include "various.i"
%include "typemaps.i"
%include "carrays.i"

%apply char **STRING_ARRAY { char ** }
%array_class(unsigned char,ByteArr);

%include "eyeinterface.h"
%include "eyering.h"

%pragma(java) modulecode=%{
  // bootstrap JNI/Lib
  static {
    System.out.println("[JAVA] " + new Date() + " eyeinterface static init");
    Exception here = new Exception("YOU ARE HERE: " + eyeinterface.class.getClassLoader());
    here.fillInStackTrace();
    //here.printStackTrace(System.out);
    System.out.println("LD_LIBRARY_PATH (Linux): " + System.getenv("LD_LIBRARY_PATH"));
    System.out.println("DYLD_LIBRARY_PATH (OSX): " + System.getenv("DYLD_LIBRARY_PATH"));
    try
    {
        //System.out.println("[JAVA] " + new Date() + " Loading libz... " + System.getProperty("java.library.path"));
        //System.loadLibrary("z");
        System.out.println("[JAVA] " + new Date() + " Loading libeye... " + System.getProperty("java.library.path"));
        System.loadLibrary("eye");
        System.out.println("[JAVA] " + new Date() + " eyeinterface Loaded native libraries!");
    }
    catch (Throwable ex){
        System.err.println("[JAVA] " + new Date() + " FATAL: eyeinterface Unable to load shared library: " + ex.getMessage());
        ex.printStackTrace();
        //throw ex;
    }
  }
%}