diff --git a/cpp/mimis/src/main/cpp/mimis.cpp b/cpp/mimis/src/main/cpp/mimis.cpp
new file mode 100644
index 0000000..439252c
--- /dev/null
+++ b/cpp/mimis/src/main/cpp/mimis.cpp
@@ -0,0 +1,89 @@
+#include "mimis.h"
+#include <windows.h>
+#include <tlhelp32.h>
+
+bool getProcessEntry32(const char *program, PROCESSENTRY32 *pe32) {
+	HANDLE hSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
+	if (hSnapshot == INVALID_HANDLE_VALUE) {
+		return false;
+	}
+	bool bFound = false;
+	while (Process32Next(hSnapshot, pe32) != false) {
+		if (strcmp(program, pe32->szExeFile) == 0) {
+			bFound = true;
+			break;
+		}
+	}
+	CloseHandle(hSnapshot);
+	return bFound;
+}
+
+bool getProcess(const char *program, HANDLE *hProcess) {
+	PROCESSENTRY32 *pe32 = new PROCESSENTRY32;
+	bool bResult = false;
+	if (getProcessEntry32(program, pe32)) {
+		*hProcess = OpenProcess(PROCESS_ALL_ACCESS, false, pe32->th32ProcessID);
+		bResult = true;
+	}
+	delete pe32;
+	return bResult;
+}
+
+JNIEXPORT jint JNICALL Java_mimis_util_Native_getHandle(JNIEnv *env, jclass cls, jstring jwindow) {
+	const char *window = env->GetStringUTFChars(jwindow, 0);
+	return (int) FindWindow(window, NULL);
+}
+
+JNIEXPORT jint JNICALL Java_mimis_util_Native_sendMessage(JNIEnv *env, jclass cls, jint handle, jint message, jint wParam, jint lParam) {
+	return SendMessage((HWND) handle, message, wParam, lParam);
+}
+
+JNIEXPORT jint JNICALL Java_mimis_util_Native_postMessage(JNIEnv *env, jclass cls, jint handle, jint message, jint wParam, jint lParam) {
+	return PostMessage((HWND) handle, message, wParam, lParam);
+}
+
+JNIEXPORT jint JNICALL Java_mimis_util_Native_mapVirtualKey(JNIEnv *env, jclass cls, jint map, jint type) {
+	return MapVirtualKey(map, type);
+}
+
+JNIEXPORT jboolean JNICALL Java_mimis_util_Native_isRunning(JNIEnv *env, jclass cls, jstring jprogram) {
+	const char *program = env->GetStringUTFChars(jprogram, 0);
+	PROCESSENTRY32 *pe32 = new PROCESSENTRY32;
+	bool bRunning = getProcessEntry32(program, pe32);
+	delete pe32;
+	return bRunning;
+}
+
+JNIEXPORT jboolean JNICALL Java_mimis_util_Native_terminate(JNIEnv *env, jclass cls, jstring jprogram) {
+	const char *program = env->GetStringUTFChars(jprogram, 0);
+	HANDLE *hProcess = new HANDLE;
+	bool bResult = false;
+	if (getProcess(program, hProcess)) {
+		bResult = TerminateProcess(*hProcess, 0);
+	}
+	delete hProcess;
+	return bResult;
+}
+
+JNIEXPORT jstring JNICALL Java_mimis_util_Native_getValue(JNIEnv *env, jclass cls, jint registry, jstring jkey, jstring jname) {
+	const char *key = env->GetStringUTFChars(jkey, 0);
+	const char *name = env->GetStringUTFChars(jname, 0);
+	HKEY hKey;
+	char *value = NULL;
+	if (RegOpenKey((HKEY) registry, key, &hKey) == ERROR_SUCCESS) {
+		char nameBuffer[255];
+		byte valueBuffer[255];
+		DWORD dwNameSize = sizeof(nameBuffer);
+		DWORD dwValueSize = sizeof(valueBuffer);
+		int i = 0;
+		while (RegEnumValue(hKey, i++, nameBuffer, &dwNameSize, NULL, NULL, valueBuffer, &dwValueSize) == ERROR_SUCCESS) {
+			if (strcmp(name, nameBuffer) == 0) {
+				value = (char*) valueBuffer;
+				break;
+			}
+			dwNameSize = sizeof(nameBuffer);
+		}
+	}
+	RegCloseKey(hKey);
+	return env->NewStringUTF(value);
+}
diff --git a/cpp/mimis/src/main/headers/tlhelp32.h b/cpp/mimis/src/main/headers/tlhelp32.h
new file mode 100644
index 0000000..e928380
--- /dev/null
+++ b/cpp/mimis/src/main/headers/tlhelp32.h
@@ -0,0 +1,140 @@
+/*
+	tlhelp32.h - Include file for Tool help functions.
+
+	Written by Mumit Khan <khan@nanotech.wisc.edu>
+
+	This file is part of a free library for the Win32 API. 
+
+	This library 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.
+
+*/
+#ifndef _TLHELP32_H
+#define _TLHELP32_H
+#if __GNUC__ >=3
+#pragma GCC system_header
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+#define HF32_DEFAULT	1
+#define HF32_SHARED	2
+#define LF32_FIXED	0x1
+#define LF32_FREE	0x2
+#define LF32_MOVEABLE	0x4
+#define MAX_MODULE_NAME32	255
+#define TH32CS_SNAPHEAPLIST	0x1
+#define TH32CS_SNAPPROCESS	0x2
+#define TH32CS_SNAPTHREAD	0x4
+#define TH32CS_SNAPMODULE	0x8
+#define TH32CS_SNAPALL	(TH32CS_SNAPHEAPLIST|TH32CS_SNAPPROCESS|TH32CS_SNAPTHREAD|TH32CS_SNAPMODULE)
+#define TH32CS_INHERIT	0x80000000
+typedef struct tagHEAPLIST32 {
+	DWORD dwSize;
+	DWORD th32ProcessID;
+	DWORD th32HeapID;
+	DWORD dwFlags;
+} HEAPLIST32,*PHEAPLIST32,*LPHEAPLIST32;
+typedef struct tagHEAPENTRY32 {
+	DWORD dwSize;
+	HANDLE hHandle;
+	DWORD dwAddress;
+	DWORD dwBlockSize;
+	DWORD dwFlags;
+	DWORD dwLockCount;
+	DWORD dwResvd;
+	DWORD th32ProcessID;
+	DWORD th32HeapID;
+} HEAPENTRY32,*PHEAPENTRY32,*LPHEAPENTRY32;
+typedef struct tagPROCESSENTRY32W {
+	DWORD dwSize;
+	DWORD cntUsage;
+	DWORD th32ProcessID;
+	DWORD th32DefaultHeapID;
+	DWORD th32ModuleID;
+	DWORD cntThreads;
+	DWORD th32ParentProcessID;
+	LONG pcPriClassBase;
+	DWORD dwFlags;
+	WCHAR szExeFile[MAX_PATH];
+} PROCESSENTRY32W,*PPROCESSENTRY32W,*LPPROCESSENTRY32W;
+typedef struct tagPROCESSENTRY32 {
+	DWORD dwSize;
+	DWORD cntUsage;
+	DWORD th32ProcessID;
+	DWORD th32DefaultHeapID;
+	DWORD th32ModuleID;
+	DWORD cntThreads;
+	DWORD th32ParentProcessID;
+	LONG pcPriClassBase;
+	DWORD dwFlags;
+	CHAR  szExeFile[MAX_PATH];
+} PROCESSENTRY32,*PPROCESSENTRY32,*LPPROCESSENTRY32;
+typedef struct tagTHREADENTRY32 {
+	DWORD dwSize;
+	DWORD cntUsage;
+	DWORD th32ThreadID;
+	DWORD th32OwnerProcessID;
+	LONG tpBasePri;
+	LONG tpDeltaPri;
+	DWORD dwFlags;
+} THREADENTRY32,*PTHREADENTRY32,*LPTHREADENTRY32;
+typedef struct tagMODULEENTRY32W {
+	DWORD dwSize;
+	DWORD th32ModuleID;
+	DWORD th32ProcessID;
+	DWORD GlblcntUsage;
+	DWORD ProccntUsage;
+	BYTE *modBaseAddr;
+	DWORD modBaseSize;
+	HMODULE hModule; 
+	WCHAR szModule[MAX_MODULE_NAME32 + 1];
+	WCHAR szExePath[MAX_PATH];
+} MODULEENTRY32W,*PMODULEENTRY32W,*LPMODULEENTRY32W;
+typedef struct tagMODULEENTRY32 {
+	DWORD dwSize;
+	DWORD th32ModuleID;
+	DWORD th32ProcessID;
+	DWORD GlblcntUsage;
+	DWORD ProccntUsage;
+	BYTE *modBaseAddr;
+	DWORD modBaseSize;
+	HMODULE hModule;
+	char szModule[MAX_MODULE_NAME32 + 1];
+	char szExePath[MAX_PATH];
+} MODULEENTRY32,*PMODULEENTRY32,*LPMODULEENTRY32;
+BOOL WINAPI Heap32First(LPHEAPENTRY32,DWORD,DWORD);
+BOOL WINAPI Heap32ListFirst(HANDLE,LPHEAPLIST32);
+BOOL WINAPI Heap32ListNext(HANDLE,LPHEAPLIST32);
+BOOL WINAPI Heap32Next(LPHEAPENTRY32);
+BOOL WINAPI Module32First(HANDLE,LPMODULEENTRY32);
+BOOL WINAPI Module32FirstW(HANDLE,LPMODULEENTRY32W);
+BOOL WINAPI Module32Next(HANDLE,LPMODULEENTRY32);
+BOOL WINAPI Module32NextW(HANDLE,LPMODULEENTRY32W);
+BOOL WINAPI Process32First(HANDLE,LPPROCESSENTRY32);
+BOOL WINAPI Process32FirstW(HANDLE,LPPROCESSENTRY32W);
+BOOL WINAPI Process32Next(HANDLE,LPPROCESSENTRY32);
+BOOL WINAPI Process32NextW(HANDLE,LPPROCESSENTRY32W);
+BOOL WINAPI Thread32First(HANDLE,LPTHREADENTRY32);
+BOOL WINAPI Thread32Next(HANDLE,LPTHREADENTRY32);
+BOOL WINAPI Toolhelp32ReadProcessMemory(DWORD,LPCVOID,LPVOID,DWORD,LPDWORD);
+HANDLE WINAPI CreateToolhelp32Snapshot(DWORD,DWORD);
+#ifdef UNICODE
+#define LPMODULEENTRY32 LPMODULEENTRY32W
+#define LPPROCESSENTRY32 LPPROCESSENTRY32W
+#define MODULEENTRY32 MODULEENTRY32W
+#define Module32First Module32FirstW
+#define Module32Next Module32NextW
+#define PMODULEENTRY32 PMODULEENTRY32W
+#define PPROCESSENTRY32 PPROCESSENTRY32W
+#define PROCESSENTRY32 PROCESSENTRY32W
+#define Process32First Process32FirstW
+#define Process32Next Process32NextW
+#endif /* UNICODE */
+#ifdef __cplusplus
+}
+#endif
+#endif /* _TLHELP32_H */
+
diff --git a/cpp/mimis/src/main/java/mimis/util/Native.java b/cpp/mimis/src/main/java/mimis/util/Native.java
new file mode 100644
index 0000000..bd655f4
--- /dev/null
+++ b/cpp/mimis/src/main/java/mimis/util/Native.java
@@ -0,0 +1,44 @@
+package mimis.util;
+
+import mimis.value.Registry;
+import mimis.value.Windows;
+
+public class Native {
+    static {
+    	net.rubygrapefruit.platform.Native.load("com.github.boukefalos.mimis", "mimis");
+    }
+
+    public native static int getHandle(String window);
+
+    public static int sendMessage(int handle, Windows windows, int wParam, int lParam) {
+        return sendMessage(handle, windows.getCode(), wParam, lParam);
+    }
+
+    public native static int sendMessage(int handle, int message, int wParam, int lParam);
+
+    public static int postMessage(int handle, Windows windows, int wParam, int lParam) {
+        return postMessage(handle, windows.getCode(), wParam, lParam);
+    }
+
+    public native static int postMessage(int handle, int message, int wParam, int lParam);
+    
+    public static int mapVirtualKey(int code, Windows windows) {
+        return mapVirtualKey(code, windows.getCode());
+    }
+
+    public native static int mapVirtualKey(int code, int type);
+
+    public native static boolean isRunning(String program);
+
+    public native static boolean terminate(String program);
+
+    public static String getValue(Registry registry, String key) {
+        return getValue(registry, key, "");
+    }
+
+    public static String getValue(Registry registry, String key, String name) {
+        return getValue(registry.getCode(), key, name);
+    }
+
+    public native static String getValue(int registry, String key, String name);
+}
diff --git a/cpp/mimis/src/main/java/mimis/value/Registry.java b/cpp/mimis/src/main/java/mimis/value/Registry.java
new file mode 100644
index 0000000..d222194
--- /dev/null
+++ b/cpp/mimis/src/main/java/mimis/value/Registry.java
@@ -0,0 +1,21 @@
+package mimis.value;
+
+public enum Registry {
+    CLASSES_ROOT       (0x80000000),
+    CURRENT_USER       (0x80000001),
+    LOCAL_MACHINE      (0x80000002),
+    USERS              (0x80000003),
+    PERFORMANCE_DATA   (0x80000004),
+    CURRENT_CONFIG     (0x80000005),
+    DYN_DATA           (0x80000006);
+
+    protected int code;
+
+    private Registry(int code) {
+        this.code = code;
+    }
+
+    public int getCode() {
+        return code;
+    }
+}
diff --git a/cpp/mimis/src/main/java/mimis/value/Windows.java b/cpp/mimis/src/main/java/mimis/value/Windows.java
new file mode 100644
index 0000000..dc5a6c7
--- /dev/null
+++ b/cpp/mimis/src/main/java/mimis/value/Windows.java
@@ -0,0 +1,20 @@
+package mimis.value;
+
+public enum Windows {
+    WM_CLOSE           (0x0010),
+    WM_COMMAND         (0x0111),
+    WM_SYSCOMMAND      (0x0112),
+    WM_APPCOMMAND      (0x0319),
+    WM_USER            (0x0400),
+    MAPVK_VK_TO_VSC    (0);
+
+    protected int code;
+
+    private Windows(int code) {
+        this.code = code;
+    }
+
+    public int getCode() {
+        return code;
+    }
+}