commit e9dea379c8253dc861df9606541c656c31ed0aea
Author: JohnE <git@malloc.io>
Date:   Wed Jan 18 18:01:28 2017 -0800

    init commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c5227e8
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,10 @@
+.gradle
+.idea
+**/*.iml
+local.properties
+build
+*~
+.externalNativeBuild
+libwebp
+.DS_Store
+
diff --git a/app/build.gradle b/app/build.gradle
new file mode 100644
index 0000000..34b28db
--- /dev/null
+++ b/app/build.gradle
@@ -0,0 +1,122 @@
+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 25
+    buildToolsVersion '25.0.2'
+    
+    defaultConfig {
+        applicationId 'xyz.nc.android.wc'
+        minSdkVersion 21
+        targetSdkVersion 25
+        versionCode 1
+        versionName '1.0'
+        testInstrumentationRunner 'android.support.test.runner.AndroidJUnitRunner'
+
+        // ndk default settings for this build
+        ndk {
+            abiFilters 'x86', 'x86_64', 'armeabi', 'armeabi-v7a', 'arm64-v8a'
+        }
+        // set these default settings
+        externalNativeBuild {
+          arguments '-DANDROID_TOOLCHAIN=clang'
+          //arguments '-DANDROID_TOOLCHAIN=clang', '-DANDROID_STL=gnustl_static', '-DANDROID_PLATFORM=android-21'
+          //arguments '-DANDROID_TOOLCHAIN=gcc', '-DANDROID_STL=c++_static', '-DANDROID_PLATFORM=android-22'
+        }
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+
+    // this block links Gradle to the CMake  (or ndk-build)
+    externalNativeBuild {
+        // cmake build configuration
+        cmake {
+          // relative path to CMake build script
+          path 'src/main/cpp/CMakeLists.txt'
+
+          // Passes optional arguments to CMake.
+          //arguments "-DANDROID_ARM_NEON=TRUE", "-DANDROID_TOOLCHAIN=clang"
+
+          // Sets optional flags for the C compiler.
+          //cFlags "-D_EXAMPLE_C_FLAG1", "-D_EXAMPLE_C_FLAG2"
+
+          // Sets a flag to enable format macro constants for the C++ compiler.
+          //cppFlags "-D__STDC_FORMAT_MACROS"
+        }
+    }
+
+    sourceSets {
+        main {
+            // let gradle pack the shared library into apk
+            //jniLibs.srcDirs = ['../wolfssl/dist']
+            //jniLibs.srcDirs = ['../dist/gperf/lib']
+        }
+    }
+
+    productFlavors {
+        demo {
+          // different build settings
+          externalNativeBuild {
+            // ...
+            // targets "native-lib-demo"
+          }
+        }
+        paid {
+          externalNativeBuild {
+            // ..
+            // targets "native-lib-paid"
+          }
+        }
+
+
+        // in the future, ndk.abiFilter might also work
+        // arm7 {
+        //     ndk {
+        //         abiFilter 'armeabi-v7a'
+        //     }
+        // }
+        // arm8 {
+        //     ndk {
+        //         abiFilters 'arm64-v8a'
+        //     }
+        // }
+        // arm {
+        //     ndk {
+        //         abiFilter 'armeabi'
+        //     }
+        // }
+        // x86 {
+        //     ndk {
+        //         abiFilter 'x86'
+        //     }
+        // }
+        // x86_64 {
+        //     ndk {
+        //         abiFilter 'x86_64'
+        //     }
+        // }
+        // mips {
+        //     ndk {
+        //         abiFilters 'mips', 'mips64'
+        //     }
+        // }
+        // all {
+        //     ndk {
+        //         abiFilters 'mips', 'mips64', 'x86', 'x86_64'
+        //     }    
+        // }
+
+    } // productFlavors
+
+} // android
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    compile 'com.android.support:appcompat-v7:25.1.0'
+    testCompile 'junit:junit:4.12'
+}
+
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
new file mode 100644
index 0000000..b7420a7
--- /dev/null
+++ b/app/proguard-rules.pro
@@ -0,0 +1,17 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /Users/gfan/dev/sdk_current/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
diff --git a/app/src/main/cpp/CMakeLists.txt b/app/src/main/cpp/CMakeLists.txt
new file mode 100644
index 0000000..70e5799
--- /dev/null
+++ b/app/src/main/cpp/CMakeLists.txt
@@ -0,0 +1,49 @@
+
+#
+# Copyright (C) The Android Open Source Project
+#
+# Licensed 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.
+#
+
+cmake_minimum_required(VERSION 3.4.1)
+
+# configure import libs
+# set(distribution_DIR ${CMAKE_SOURCE_DIR}/../../../../distribution)
+
+add_library(lib_gmath STATIC IMPORTED)
+set_target_properties(lib_gmath PROPERTIES IMPORTED_LOCATION
+    ${distribution_DIR}/gmath/lib/${ANDROID_ABI}/libgmath.a)
+
+# shared lib will also be tucked into APK and sent to target
+# refer to app/build.gradle, jniLibs section for that purpose.
+# ${ANDROID_ABI} is handy for our purpose here. Probably this ${ANDROID_ABI} is
+# the most valuable thing of this sample, the rest are pretty much normal cmake
+add_library(lib_gperf SHARED IMPORTED)
+set_target_properties(lib_gperf PROPERTIES IMPORTED_LOCATION
+    ${distribution_DIR}/gperf/lib/${ANDROID_ABI}/libgperf.so)
+
+# build application's shared lib
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++11")
+
+add_library(hello-libs SHARED
+            hello-libs.cpp)
+
+target_include_directories(hello-libs PRIVATE
+                           ${distribution_DIR}/gmath/include
+                           ${distribution_DIR}/gperf/include)
+
+target_link_libraries(hello-libs
+                      android
+                      lib_gmath
+                      lib_gperf
+                      log)
diff --git a/app/src/main/cpp/com_wolfssl_wolfcrypt_AES.c b/app/src/main/cpp/com_wolfssl_wolfcrypt_AES.c
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/cpp/com_wolfssl_wolfcrypt_AES.h b/app/src/main/cpp/com_wolfssl_wolfcrypt_AES.h
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/cpp/com_wolfssl_wolfcrypt_KeyGen.c b/app/src/main/cpp/com_wolfssl_wolfcrypt_KeyGen.c
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/cpp/com_wolfssl_wolfcrypt_NTRU.c b/app/src/main/cpp/com_wolfssl_wolfcrypt_NTRU.c
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/cpp/com_wolfssl_wolfcrypt_RSA.c b/app/src/main/cpp/com_wolfssl_wolfcrypt_RSA.c
new file mode 100644
index 0000000..e028a3a
--- /dev/null
+++ b/app/src/main/cpp/com_wolfssl_wolfcrypt_RSA.c
@@ -0,0 +1,250 @@
+/* com_wolfssl_wolfcrypt_RSA.c
+ *
+ * Copyright (C) 2006-2016 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL.
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include <wolfssl/options.h>
+#include <wolfssl/wolfcrypt/rsa.h>
+#include "com_wolfssl_wolfcrypt_RSA.h"
+#include <stdio.h>
+
+JNIEXPORT jint JNICALL Java_com_wolfssl_wolfcrypt_RSA_doSign
+  (JNIEnv* jenv, jobject jcl, jobject in, jlong inSz, jobject out,
+   jintArray outSz, jobject keyDer, jlong keySz)
+{
+    int     ret;
+    RNG     rng;
+    RsaKey  myKey;
+    unsigned int idx;
+    unsigned int tmpOut;
+
+    /* check in and key sz */
+    if ((inSz  < 0) || (keySz < 0)) {
+        return -1;
+    }
+
+    /* get pointers to our buffers */
+    unsigned char* inBuf = (*jenv)->GetDirectBufferAddress(jenv, in);
+    if (inBuf == NULL) {
+        printf("problem getting in buffer address\n");
+        return -1;
+    }
+
+    unsigned char* outBuf = (*jenv)->GetDirectBufferAddress(jenv, out);
+    if (outBuf == NULL) {
+        printf("problem getting out buffer address\n");
+        return -1;
+    }
+
+    unsigned char* keyBuf = (*jenv)->GetDirectBufferAddress(jenv, keyDer);
+    if (keyBuf == NULL) {
+        printf("problem getting key buffer address\n");
+        return -1;
+    }
+
+    /* get output buffer size */
+    (*jenv)->GetIntArrayRegion(jenv, outSz, 0, 1, (jint*)&tmpOut);
+
+    wc_InitRng(&rng);
+    wc_InitRsaKey(&myKey, NULL);
+
+    idx = 0;
+
+    ret = wc_RsaPrivateKeyDecode(keyBuf, &idx, &myKey, (unsigned int)keySz);
+    if (ret == 0) {
+        ret = wc_RsaSSL_Sign(inBuf, (unsigned int)inSz, outBuf, tmpOut,
+                &myKey, &rng);
+        if (ret > 0) {
+            /* save and convert to 0 for success */
+            (*jenv)->SetIntArrayRegion(jenv, outSz, 0, 1, (jint*)&tmpOut);
+            ret = 0;
+        }
+    } else {
+        printf("wc_RsaPrivateKeyDecode failed, ret = %d\n", ret);
+    }
+
+    wc_FreeRsaKey(&myKey);
+
+    return ret;
+}
+
+JNIEXPORT jint JNICALL Java_com_wolfssl_wolfcrypt_RSA_doVerify
+  (JNIEnv* jenv, jobject jcl, jobject sig, jlong sigSz, jobject out,
+   jlong outSz, jobject keyDer, jlong keySz)
+{
+    int     ret;
+    RsaKey  myKey;
+    unsigned int idx;
+
+    /* check in and key sz */
+    if ((sigSz < 0) || (keySz < 0) || (outSz < 0)) {
+        return -1;
+    }
+
+    /* get pointers to our buffers */
+    unsigned char* sigBuf = (*jenv)->GetDirectBufferAddress(jenv, sig);
+    if (sigBuf == NULL) {
+        printf("problem getting sig buffer address\n");
+        return -1;
+    }
+
+    unsigned char* outBuf = (*jenv)->GetDirectBufferAddress(jenv, out);
+    if (outBuf == NULL) {
+        printf("problem getting out buffer address\n");
+        return -1;
+    }
+
+    unsigned char* keyBuf = (*jenv)->GetDirectBufferAddress(jenv, keyDer);
+    if (keyBuf == NULL) {
+        printf("problem getting key buffer address\n");
+        return -1;
+    }
+
+    wc_InitRsaKey(&myKey, NULL);
+    idx = 0;
+
+    ret = wc_RsaPublicKeyDecode(keyBuf, &idx, &myKey, (unsigned int)keySz);
+    if (ret == 0) {
+        ret = wc_RsaSSL_Verify(sigBuf, (unsigned int)sigSz, outBuf,
+                (unsigned int)outSz, &myKey);
+        if (ret < 0) {
+            printf("wc_RsaSSL_Verify failed, ret = %d\n", ret);
+            return ret;
+        }
+    } else {
+        printf("wc_RsaPublicKeyDecode failed, ret = %d\n", ret);
+    }
+
+    wc_FreeRsaKey(&myKey);
+
+    return ret;
+}
+
+JNIEXPORT jint JNICALL Java_com_wolfssl_wolfcrypt_RSA_doEnc
+  (JNIEnv* jenv, jobject jcl, jobject in, jlong inSz, jobject out,
+   jintArray outSz, jobject keyDer, jlong keySz)
+{
+    int     ret;
+    RsaKey  myKey;
+    RNG     rng;
+    unsigned int idx;
+    unsigned int tmpOut;
+
+    /* check in and key sz */
+    if ((inSz  < 0) || (keySz < 0)) {
+        return -1;
+    }
+
+    /* get pointers to our buffers */
+    unsigned char* inBuf = (*jenv)->GetDirectBufferAddress(jenv, in);
+    if (inBuf == NULL) {
+        printf("problem getting in buffer address\n");
+        return -1;
+    }
+
+    unsigned char* outBuf = (*jenv)->GetDirectBufferAddress(jenv, out);
+    if (outBuf == NULL) {
+        printf("problem getting out buffer address\n");
+        return -1;
+    }
+
+    unsigned char* keyBuf = (*jenv)->GetDirectBufferAddress(jenv, keyDer);
+    if (keyBuf == NULL) {
+        printf("problem getting key buffer address\n");
+        return -1;
+    }
+
+    /* get output buffer size */
+    (*jenv)->GetIntArrayRegion(jenv, outSz, 0, 1, (jint*)&tmpOut);
+
+    wc_InitRng(&rng);
+    wc_InitRsaKey(&myKey, NULL);
+
+    idx = 0;
+
+    ret = wc_RsaPublicKeyDecode(keyBuf, &idx, &myKey, (unsigned int)keySz);
+    if (ret == 0) {
+        ret = wc_RsaPublicEncrypt(inBuf, (unsigned int)inSz, outBuf, tmpOut,
+                &myKey, &rng);
+        if (ret > 0) {
+            /* save and convert to 0 for success */
+            (*jenv)->SetIntArrayRegion(jenv, outSz, 0, 1, (jint*)&ret);
+            ret = 0;
+        }
+    } else {
+        printf("wc_RsaPublicKeyDecode failed, ret = %d\n", ret);
+    }
+
+    wc_FreeRsaKey(&myKey);
+
+    return ret;
+}
+
+JNIEXPORT jint JNICALL Java_com_wolfssl_wolfcrypt_RSA_doDec
+  (JNIEnv* jenv, jobject jcl, jobject in, jlong inSz, jobject out,
+   jlong outSz, jobject keyDer, jlong keySz)
+{
+    int     ret;
+    RsaKey  myKey;
+    unsigned int idx;
+
+    /* check in and key sz */
+    if ((inSz < 0) || (keySz < 0) || (outSz < 0)) {
+        return -1;
+    }
+
+    /* get pointers to our buffers */
+    unsigned char* inBuf = (*jenv)->GetDirectBufferAddress(jenv, in);
+    if (inBuf == NULL) {
+        printf("problem getting in buffer address\n");
+        return -1;
+    }
+
+    unsigned char* outBuf = (*jenv)->GetDirectBufferAddress(jenv, out);
+    if (outBuf == NULL) {
+        printf("problem getting out buffer address\n");
+        return -1;
+    }
+
+    unsigned char* keyBuf = (*jenv)->GetDirectBufferAddress(jenv, keyDer);
+    if (keyBuf == NULL) {
+        printf("problem getting key buffer address\n");
+        return -1;
+    }
+
+    wc_InitRsaKey(&myKey, NULL);
+    idx = 0;
+
+    ret = wc_RsaPrivateKeyDecode(keyBuf, &idx, &myKey, (unsigned int)keySz);
+    if (ret == 0) {
+        ret = wc_RsaPrivateDecrypt(inBuf, (unsigned int)inSz, outBuf,
+                (unsigned int)outSz, &myKey);
+        if (ret < 0) {
+            printf("wc_RsaPrivateDecrypt failed, ret = %d\n", ret);
+            return ret;
+        }
+    } else {
+        printf("wc_RsaPrivateKeyDecode failed, ret = %d\n", ret);
+    }
+
+    wc_FreeRsaKey(&myKey);
+
+    return ret;
+}
+
diff --git a/app/src/main/cpp/com_wolfssl_wolfcrypt_RSA.h b/app/src/main/cpp/com_wolfssl_wolfcrypt_RSA.h
new file mode 100644
index 0000000..837f006
--- /dev/null
+++ b/app/src/main/cpp/com_wolfssl_wolfcrypt_RSA.h
@@ -0,0 +1,45 @@
+/* DO NOT EDIT THIS FILE - it is machine generated */
+#include <jni.h>
+/* Header for class com_wolfssl_wolfcrypt_RSA */
+
+#ifndef _Included_com_wolfssl_wolfcrypt_RSA
+#define _Included_com_wolfssl_wolfcrypt_RSA
+#ifdef __cplusplus
+extern "C" {
+#endif
+/*
+ * Class:     com_wolfssl_wolfcrypt_RSA
+ * Method:    doSign
+ * Signature: (Ljava/nio/ByteBuffer;JLjava/nio/ByteBuffer;[ILjava/nio/ByteBuffer;J)I
+ */
+JNIEXPORT jint JNICALL Java_com_wolfssl_wolfcrypt_RSA_doSign
+  (JNIEnv *, jobject, jobject, jlong, jobject, jintArray, jobject, jlong);
+
+/*
+ * Class:     com_wolfssl_wolfcrypt_RSA
+ * Method:    doVerify
+ * Signature: (Ljava/nio/ByteBuffer;JLjava/nio/ByteBuffer;JLjava/nio/ByteBuffer;J)I
+ */
+JNIEXPORT jint JNICALL Java_com_wolfssl_wolfcrypt_RSA_doVerify
+  (JNIEnv *, jobject, jobject, jlong, jobject, jlong, jobject, jlong);
+
+/*
+ * Class:     com_wolfssl_wolfcrypt_RSA
+ * Method:    doEnc
+ * Signature: (Ljava/nio/ByteBuffer;JLjava/nio/ByteBuffer;[ILjava/nio/ByteBuffer;J)I
+ */
+JNIEXPORT jint JNICALL Java_com_wolfssl_wolfcrypt_RSA_doEnc
+  (JNIEnv *, jobject, jobject, jlong, jobject, jintArray, jobject, jlong);
+
+/*
+ * Class:     com_wolfssl_wolfcrypt_RSA
+ * Method:    doDec
+ * Signature: (Ljava/nio/ByteBuffer;JLjava/nio/ByteBuffer;JLjava/nio/ByteBuffer;J)I
+ */
+JNIEXPORT jint JNICALL Java_com_wolfssl_wolfcrypt_RSA_doDec
+  (JNIEnv *, jobject, jobject, jlong, jobject, jlong, jobject, jlong);
+
+#ifdef __cplusplus
+}
+#endif
+#endif
diff --git a/app/src/main/java/com/wolfssl/wolfcrypt/AES.java b/app/src/main/java/com/wolfssl/wolfcrypt/AES.java
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/java/com/wolfssl/wolfcrypt/RSA.java b/app/src/main/java/com/wolfssl/wolfcrypt/RSA.java
new file mode 100644
index 0000000..3d84742
--- /dev/null
+++ b/app/src/main/java/com/wolfssl/wolfcrypt/RSA.java
@@ -0,0 +1,50 @@
+/* RSA.java
+ *
+ * Copyright (C) 2006-2016 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL.
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+package com.wolfssl.wolfcrypt;
+
+import java.nio.ByteBuffer;
+
+/**
+ * Wrapper for the native WolfCrypt RSA implementation, used for examples.
+ * This class contains a subset of the WolfCrypt RSA implementation and was
+ * written to be used with this package's example RSA public key callbacks.
+ * Usage can be found in examples/Client.java and examples/Server.java.
+ *
+ * @author  wolfSSL
+ * @version 1.0, August 2013
+ */
+public class RSA {
+
+    public native int doSign(ByteBuffer in, long inSz, ByteBuffer out,
+            int[] outSz, ByteBuffer key, long keySz);
+
+    public native int doVerify(ByteBuffer sig, long sigSz, ByteBuffer out,
+           long outSz, ByteBuffer keyDer, long keySz);
+
+    public native int doEnc(ByteBuffer in, long inSz, ByteBuffer out,
+            int[] outSz, ByteBuffer keyDer, long keySz);
+
+    public native int doDec(ByteBuffer in, long inSz, ByteBuffer out,
+            long outSz, ByteBuffer keyDer, long keySz);
+
+}
+
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..84526bd
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,24 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:2.2.3'
+        //classpath "com.android.tools.build:gradle-experimental:0.7.0-alpha4"
+        
+        // NOTE: Do not place your application dependencies here; they belong
+        // in the individual module build.gradle files
+    }
+}
+
+allprojects {
+    repositories {
+        jcenter()
+    }
+}
+
+task clean(type: Delete) {
+    delete rootProject.buildDir
+}
diff --git a/build.properties b/build.properties
new file mode 100644
index 0000000..e69de29
diff --git a/docs/nc-wc-ndk b/docs/nc-wc-ndk
new file mode 100644
index 0000000..a845051
--- /dev/null
+++ b/docs/nc-wc-ndk
@@ -0,0 +1,12 @@
+[[[ Normalized Crypto WolfCrypt NDK ]]]
+
+[[ Features ]]
+-uses gradle to build native files
+-uses NEW CMake  (CMake Android plugin)
+-AEAD crypto support
+-NO LEGACY. removes legacy crypto support
+-WolfSSL crypto engine
+  -FIPS-140 ver available
+-Quantum-Computing safe crypto
+  -super-fast NTRU algorithm
+
diff --git a/docs/nc-wc-ndk_dev b/docs/nc-wc-ndk_dev
new file mode 100644
index 0000000..78434b1
--- /dev/null
+++ b/docs/nc-wc-ndk_dev
@@ -0,0 +1,17 @@
+[[[ NC WC Dev Notes ]]]
+
+
+[[ Links ]]
+# gradle plugin versions
+@ https://jcenter.bintray.com/com/android/tools/build/gradle/
+
+# gradle ndk support
+@ http://tools.android.com/tech-docs/new-build-system/gradle-experimental/migrate-to-stable
+
+
+[ CMake ]
+@ https://developer.android.com/ndk/guides/cmake.html
+
+# cmake building examples
+@ https://github.com/googlesamples/android-ndk/tree/master-cmake
+
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 0000000..e69de29
diff --git a/settings.gradle b/settings.gradle
new file mode 100644
index 0000000..9d495b3
--- /dev/null
+++ b/settings.gradle
@@ -0,0 +1 @@
+include ':app'
\ No newline at end of file
diff --git a/wolfcrypt/build.gradle b/wolfcrypt/build.gradle
new file mode 100644
index 0000000..32eea06
--- /dev/null
+++ b/wolfcrypt/build.gradle
@@ -0,0 +1,40 @@
+apply plugin: 'com.android.library'
+
+android {
+    compileSdkVersion 23
+    buildToolsVersion "23.0.3"
+
+    defaultConfig {
+        minSdkVersion 13
+        targetSdkVersion 23
+        versionCode 1
+        versionName "1.0"
+
+        externalNativeBuild {
+            cmake {
+                arguments '-DANDROID_PLATFORM=android-9',
+                          '-DANDROID_TOOLCHAIN=clang'
+                // explicitly build libs
+                targets 'gmath', 'gperf'
+            }
+           
+        }
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'),
+                          'proguard-rules.pro'
+        }
+    }
+    externalNativeBuild {
+        cmake {
+            path 'src/main/cpp/CMakeLists.txt'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    compile 'com.android.support:appcompat-v7:23.4.0'
+}
diff --git a/wolfcrypt/dist/wolfcrypt.so b/wolfcrypt/dist/wolfcrypt.so
new file mode 100644
index 0000000..e69de29
diff --git a/wolfcrypt/proguard-rules.pro b/wolfcrypt/proguard-rules.pro
new file mode 100644
index 0000000..b7420a7
--- /dev/null
+++ b/wolfcrypt/proguard-rules.pro
@@ -0,0 +1,17 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /Users/gfan/dev/sdk_current/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
diff --git a/wolfcrypt/src/main/AndroidManifest.xml b/wolfcrypt/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..de1e181
--- /dev/null
+++ b/wolfcrypt/src/main/AndroidManifest.xml
@@ -0,0 +1,9 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.buildlibs">
+
+    <application android:allowBackup="true" android:label="@string/app_name"
+        android:supportsRtl="true">
+
+    </application>
+
+</manifest>
diff --git a/wolfcrypt/src/main/cpp/CMakeLists.txt b/wolfcrypt/src/main/cpp/CMakeLists.txt
new file mode 100644
index 0000000..7d6028f
--- /dev/null
+++ b/wolfcrypt/src/main/cpp/CMakeLists.txt
@@ -0,0 +1,32 @@
+
+#
+# Copyright (C) The Android Open Source Project
+#
+# Licensed 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.
+#
+
+# Generate one static lib and one shared lib, copy them into
+# ${project_dir}/distribution for other indepdendent applications
+# to use.
+cmake_minimum_required(VERSION 3.4.1)
+
+set(CMAKE_VERBOSE_MAKEFILE on)
+
+set(lib_src_DIR ${CMAKE_CURRENT_SOURCE_DIR})
+
+set(lib_build_DIR $ENV{HOME}/tmp)
+file(MAKE_DIRECTORY ${lib_build_DIR})
+
+add_subdirectory(${lib_src_DIR}/gmath ${lib_build_DIR}/gmath)
+add_subdirectory(${lib_src_DIR}/gperf ${lib_build_DIR}/gperf)
+
diff --git a/wolfcrypt/src/main/cpp/gmath/CMakeLists.txt b/wolfcrypt/src/main/cpp/gmath/CMakeLists.txt
new file mode 100644
index 0000000..3de63af
--- /dev/null
+++ b/wolfcrypt/src/main/cpp/gmath/CMakeLists.txt
@@ -0,0 +1,43 @@
+#
+# Copyright (C) 2016 The Android Open Source Project
+#
+# Licensed 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.
+#
+
+# Build a static lib and copy it into distribution place for independent app to use
+# we could not delete the bin directory is because android studio would error out
+# when it checks target's existance. Only distribution place is used as import to app
+
+cmake_minimum_required(VERSION 3.4.1)
+
+set(CMAKE_VERBOSE_MAKEFILE on)
+
+add_library(gmath STATIC src/gmath.c)
+
+# copy out the lib binary... need to leave the static lib around to pass gradle check
+set(distribution_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../../../../../distribution)
+set_target_properties(gmath
+                      PROPERTIES
+                      ARCHIVE_OUTPUT_DIRECTORY
+                      "${distribution_DIR}/gmath/lib/${ANDROID_ABI}")
+
+# copy out lib header file...
+add_custom_command(TARGET gmath POST_BUILD
+                   COMMAND "${CMAKE_COMMAND}" -E
+                   copy "${CMAKE_CURRENT_SOURCE_DIR}/src/gmath.h"
+                   "${distribution_DIR}/gmath/include/gmath.h"
+#                   **** the following 2 lines are for potential future debug purpose ****
+#                   COMMAND "${CMAKE_COMMAND}" -E
+#                   remove_directory "${CMAKE_CURRENT_BINARY_DIR}"
+                   COMMENT "Copying gmath to output directory")
+
diff --git a/wolfcrypt/src/main/cpp/gmath/src/gmath.c b/wolfcrypt/src/main/cpp/gmath/src/gmath.c
new file mode 100644
index 0000000..f691d8c
--- /dev/null
+++ b/wolfcrypt/src/main/cpp/gmath/src/gmath.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed 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.
+ *
+ */
+#include <android/log.h>
+#include "gmath.h"
+
+#if defined(__GNUC__) && __GNUC__ >= 4
+#define GMATH_EXPORT __attribute__((visibility("default")))
+#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
+#define GMATH_EXPORT __attribute__((visibility("default")))
+#else
+#define GMATH_EXPORT
+#endif
+
+#define LOGE(...) \
+  ((void)__android_log_print(ANDROID_LOG_ERROR, "gmath::", __VA_ARGS__))
+
+/*
+ * return 2 ^ n with multiplication implementation
+ */
+GMATH_EXPORT unsigned gpower(unsigned n) {
+    if (n == 0)
+        return 1;
+    if (n > 31) {
+        LOGE("error from power(%d): integer overflow", n);
+        return 0;
+    }
+    unsigned val = gpower(n>>1) * gpower (n>>1);
+    if (n & 1)
+      val *= 2;
+    return val;
+}
+
diff --git a/wolfcrypt/src/main/cpp/gmath/src/gmath.h b/wolfcrypt/src/main/cpp/gmath/src/gmath.h
new file mode 100644
index 0000000..60ea677
--- /dev/null
+++ b/wolfcrypt/src/main/cpp/gmath/src/gmath.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed 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.
+ *
+ */
+#ifndef __POWER_HPP__
+#define __POWER_HPP__
+/*
+ * return pow(2, n)
+ */
+#ifdef __cplusplus
+extern "C"
+#endif // __cplusplus
+           unsigned gpower(unsigned n);
+
+#endif //__POWER_HPP__
diff --git a/wolfcrypt/src/main/cpp/gperf/CMakeLists.txt b/wolfcrypt/src/main/cpp/gperf/CMakeLists.txt
new file mode 100644
index 0000000..427e99b
--- /dev/null
+++ b/wolfcrypt/src/main/cpp/gperf/CMakeLists.txt
@@ -0,0 +1,38 @@
+#
+# Copyright (C) 2016 The Android Open Source Project
+#
+# Licensed 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.
+#
+
+# Build one shared lib. When we build, we set the bin to $user/tmp, and
+# remove it after build complete, so only the distribution place could be
+# used for application linking.
+
+cmake_minimum_required(VERSION 3.4.1)
+
+set(CMAKE_VERBOSE_MAKEFILE on)
+
+add_library(gperf SHARED src/gperf.c)
+
+# copy out the lib binary and remove generated files
+set(distribution_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../../../../../distribution)
+set_target_properties(gperf
+                      PROPERTIES
+                      LIBRARY_OUTPUT_DIRECTORY
+                      "${distribution_DIR}/gperf/lib/${ANDROID_ABI}")
+add_custom_command(TARGET gperf POST_BUILD
+                   COMMAND "${CMAKE_COMMAND}" -E
+                   copy "${CMAKE_CURRENT_SOURCE_DIR}/src/gperf.h"
+                   "${distribution_DIR}/gperf/include/gperf.h"
+                   COMMENT "Copying gperf to output directory")
+
diff --git a/wolfcrypt/src/main/cpp/gperf/src/gperf.c b/wolfcrypt/src/main/cpp/gperf/src/gperf.c
new file mode 100644
index 0000000..1b733ad
--- /dev/null
+++ b/wolfcrypt/src/main/cpp/gperf/src/gperf.c
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed 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.
+ *
+ */
+#include <time.h>
+#include "gperf.h"
+
+#if defined(__GNUC__) && __GNUC__ >= 4
+#define GPERF_EXPORT __attribute__((visibility("default")))
+#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
+#define GPERF_EXPORT __attribute__((visibility("default")))
+#else
+#define GPERF_EXPORT
+#endif
+
+/*
+ * return current ticks
+ */
+GPERF_EXPORT uint64_t GetTicks(void) {
+    struct timeval Time;
+    uint64_t cur_tick = (uint64_t) 1000000;
+
+    gettimeofday( &Time, NULL );
+    cur_tick *= Time.tv_sec;
+
+    return (cur_tick + Time.tv_usec);
+}
+
diff --git a/wolfcrypt/src/main/cpp/gperf/src/gperf.h b/wolfcrypt/src/main/cpp/gperf/src/gperf.h
new file mode 100644
index 0000000..c7933c7
--- /dev/null
+++ b/wolfcrypt/src/main/cpp/gperf/src/gperf.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed 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.
+ *
+ */
+#ifndef __GPERF_HPP__
+#define __GPERF_HPP__
+
+#include <sys/types.h>
+
+/*
+ * return current system ticks
+ */
+#ifdef __cplusplus
+extern "C"
+#endif // __cplusplus
+uint64_t GetTicks(void);
+
+#endif //__GPERF_HPP__
diff --git a/wolfcrypt/src/main/res/values/strings.xml b/wolfcrypt/src/main/res/values/strings.xml
new file mode 100644
index 0000000..a763d34
--- /dev/null
+++ b/wolfcrypt/src/main/res/values/strings.xml
@@ -0,0 +1,3 @@
+<resources>
+    <string name="app_name">BuildLibs</string>
+</resources>
diff --git a/wolfssl/build.gradle b/wolfssl/build.gradle
new file mode 100644
index 0000000..32eea06
--- /dev/null
+++ b/wolfssl/build.gradle
@@ -0,0 +1,40 @@
+apply plugin: 'com.android.library'
+
+android {
+    compileSdkVersion 23
+    buildToolsVersion "23.0.3"
+
+    defaultConfig {
+        minSdkVersion 13
+        targetSdkVersion 23
+        versionCode 1
+        versionName "1.0"
+
+        externalNativeBuild {
+            cmake {
+                arguments '-DANDROID_PLATFORM=android-9',
+                          '-DANDROID_TOOLCHAIN=clang'
+                // explicitly build libs
+                targets 'gmath', 'gperf'
+            }
+           
+        }
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'),
+                          'proguard-rules.pro'
+        }
+    }
+    externalNativeBuild {
+        cmake {
+            path 'src/main/cpp/CMakeLists.txt'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    compile 'com.android.support:appcompat-v7:23.4.0'
+}
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diff --git a/wolfssl/dist/android-21/x86/libjnitest.so b/wolfssl/dist/android-21/x86/libjnitest.so
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diff --git a/wolfssl/dist/android-21/x86_64/libwolfssl.so b/wolfssl/dist/android-21/x86_64/libwolfssl.so
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diff --git a/wolfssl/dist/android-21/x86_64/libwolfssljni.so b/wolfssl/dist/android-21/x86_64/libwolfssljni.so
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diff --git a/wolfssl/dist/include/include.h b/wolfssl/dist/include/include.h
new file mode 100644
index 0000000..e69de29
diff --git a/wolfssl/dist/include/ssl.h b/wolfssl/dist/include/ssl.h
new file mode 100644
index 0000000..e69de29
diff --git a/wolfssl/get_wolfssl_src.sh b/wolfssl/get_wolfssl_src.sh
new file mode 100644
index 0000000..6197fc0
--- /dev/null
+++ b/wolfssl/get_wolfssl_src.sh
@@ -0,0 +1,4 @@
+#!/bin/sh
+git clone https://github.com/wolfSSL/wolfssl.git
+git checkout v3.10.0-stable
+git checkout -b building
diff --git a/wolfssl/proguard-rules.pro b/wolfssl/proguard-rules.pro
new file mode 100644
index 0000000..b7420a7
--- /dev/null
+++ b/wolfssl/proguard-rules.pro
@@ -0,0 +1,17 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /Users/gfan/dev/sdk_current/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
diff --git a/wolfssl/src/main/AndroidManifest.xml b/wolfssl/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..de1e181
--- /dev/null
+++ b/wolfssl/src/main/AndroidManifest.xml
@@ -0,0 +1,9 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.buildlibs">
+
+    <application android:allowBackup="true" android:label="@string/app_name"
+        android:supportsRtl="true">
+
+    </application>
+
+</manifest>
diff --git a/wolfssl/src/main/cpp/Android.mk b/wolfssl/src/main/cpp/Android.mk
new file mode 100644
index 0000000..5d962da
--- /dev/null
+++ b/wolfssl/src/main/cpp/Android.mk
@@ -0,0 +1,100 @@
+TOP_PATH   := $(call my-dir)/..
+
+WOLFSSL_DIR := wolfssl
+
+# Build wolfSSL shared library
+include $(CLEAR_VARS)
+LOCAL_PATH      := $(TOP_PATH)/$(WOLFSSL_DIR)
+LOCAL_MODULE    := libwolfssl
+LOCAL_EXPORT_C_INCLUDES := $(LOCAL_PATH)
+LOCAL_C_INCLUDES := $(LOCAL_PATH)
+LOCAL_CFLAGS := -DOPENSSL_EXTRA -DWOLFSSL_DTLS -D_POSIX_THREADS -DNDEBUG \
+				-DPERSIST_SESSION_CACHE -DPERSIST_CERT_CACHE -DATOMIC_USER \
+				-DHAVE_PK_CALLBACKS -DNO_DSA -DHAVE_ECC -DTFM_ECC256 \
+				-DECC_SHAMIR -DNO_MD4 -DNO_HC128 -DNO_RABBIT \
+				-DHAVE_OCSP -DHAVE_CRL -DWOLFSSL_JNI -DHAVE_DH \
+				-Wall
+LOCAL_SRC_FILES := src/crl.c \
+				   src/internal.c \
+				   src/io.c \
+				   src/keys.c \
+				   src/ocsp.c \
+				   src/sniffer.c \
+				   src/ssl.c \
+				   src/tls.c \
+				   wolfcrypt/src/aes.c \
+				   wolfcrypt/src/arc4.c \
+				   wolfcrypt/src/asm.c \
+				   wolfcrypt/src/asn.c \
+				   wolfcrypt/src/blake2b.c \
+				   wolfcrypt/src/camellia.c \
+				   wolfcrypt/src/chacha.c \
+				   wolfcrypt/src/chacha20_poly1305.c \
+				   wolfcrypt/src/coding.c \
+				   wolfcrypt/src/compress.c \
+				   wolfcrypt/src/curve25519.c \
+				   wolfcrypt/src/des3.c \
+				   wolfcrypt/src/dh.c \
+				   wolfcrypt/src/dsa.c \
+				   wolfcrypt/src/ecc.c \
+				   wolfcrypt/src/ecc_fp.c \
+				   wolfcrypt/src/ed25519.c \
+				   wolfcrypt/src/error.c \
+				   wolfcrypt/src/fe_low_mem.c \
+				   wolfcrypt/src/fe_operations.c \
+				   wolfcrypt/src/ge_low_mem.c \
+				   wolfcrypt/src/ge_operations.c \
+				   wolfcrypt/src/hash.c \
+				   wolfcrypt/src/hc128.c \
+				   wolfcrypt/src/hmac.c \
+				   wolfcrypt/src/idea.c \
+				   wolfcrypt/src/integer.c \
+				   wolfcrypt/src/logging.c \
+				   wolfcrypt/src/md2.c \
+				   wolfcrypt/src/md4.c \
+				   wolfcrypt/src/md5.c \
+				   wolfcrypt/src/memory.c \
+				   wolfcrypt/src/misc.c \
+				   wolfcrypt/src/pkcs7.c \
+				   wolfcrypt/src/pkcs12.c \
+				   wolfcrypt/src/poly1305.c \
+				   wolfcrypt/src/pwdbased.c \
+				   wolfcrypt/src/rabbit.c \
+				   wolfcrypt/src/random.c \
+				   wolfcrypt/src/ripemd.c \
+				   wolfcrypt/src/rsa.c \
+				   wolfcrypt/src/sha.c \
+				   wolfcrypt/src/sha256.c \
+				   wolfcrypt/src/sha512.c \
+				   wolfcrypt/src/srp.c \
+				   wolfcrypt/src/tfm.c \
+				   wolfcrypt/src/wc_encrypt.c \
+				   wolfcrypt/src/wc_port.c
+include $(BUILD_SHARED_LIBRARY)
+
+
+## Build wolfSSL JNI library
+include $(CLEAR_VARS)
+LOCAL_PATH       := $(TOP_PATH)/wolfssljni
+LOCAL_MODULE     := libwolfssljni
+LOCAL_EXPORT_C_INCLUDES := $(LOCAL_PATH)/native
+LOCAL_C_INCLUDES := $(LOCAL_PATH)/native
+LOCAL_SRC_FILES  := native/com_wolfssl_WolfSSL.c \
+				    native/com_wolfssl_WolfSSLContext.c \
+				    native/com_wolfssl_WolfSSLSession.c \
+				    native/com_wolfssl_wolfcrypt_ECC.c \
+			  	    native/com_wolfssl_wolfcrypt_RSA.c
+LOCAL_CFLAGS := -Wall -Os -DWOLFSSL_DTLS -DHAVE_ECC
+LOCAL_SHARED_LIBRARIES := libwolfssl
+include $(BUILD_SHARED_LIBRARY)
+
+
+include $(CLEAR_VARS)
+LOCAL_PATH   := $(TOP_PATH)/jni
+LOCAL_MODULE := libjnitest
+LOCAL_C_INCLUDES := $(LOCAL_PATH)
+LOCAL_SRC_FILES := jnitest.c
+LOCAL_CFLAGS := -Wall
+LOCAL_SHARED_LIBRARIES := libwolfssl
+include $(BUILD_SHARED_LIBRARY)
+
diff --git a/wolfssl/src/main/cpp/Application.mk b/wolfssl/src/main/cpp/Application.mk
new file mode 100644
index 0000000..6beb2de
--- /dev/null
+++ b/wolfssl/src/main/cpp/Application.mk
@@ -0,0 +1,5 @@
+# 
+APP_ABI := all
+#APP_ABI :=  armeabi armeabi-v7a x86 x86_64
+#APP_ABI :=  mips mips64 arm64-v8a
+#APP_ABI :=  arm64-v8a
\ No newline at end of file
diff --git a/wolfssl/src/main/cpp/CMakeLists.txt b/wolfssl/src/main/cpp/CMakeLists.txt
new file mode 100644
index 0000000..7d6028f
--- /dev/null
+++ b/wolfssl/src/main/cpp/CMakeLists.txt
@@ -0,0 +1,32 @@
+
+#
+# Copyright (C) The Android Open Source Project
+#
+# Licensed 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.
+#
+
+# Generate one static lib and one shared lib, copy them into
+# ${project_dir}/distribution for other indepdendent applications
+# to use.
+cmake_minimum_required(VERSION 3.4.1)
+
+set(CMAKE_VERBOSE_MAKEFILE on)
+
+set(lib_src_DIR ${CMAKE_CURRENT_SOURCE_DIR})
+
+set(lib_build_DIR $ENV{HOME}/tmp)
+file(MAKE_DIRECTORY ${lib_build_DIR})
+
+add_subdirectory(${lib_src_DIR}/gmath ${lib_build_DIR}/gmath)
+add_subdirectory(${lib_src_DIR}/gperf ${lib_build_DIR}/gperf)
+
diff --git a/wolfssl/src/main/res/values/strings.xml b/wolfssl/src/main/res/values/strings.xml
new file mode 100644
index 0000000..a763d34
--- /dev/null
+++ b/wolfssl/src/main/res/values/strings.xml
@@ -0,0 +1,3 @@
+<resources>
+    <string name="app_name">BuildLibs</string>
+</resources>