Setup TPM2-Plugin build environment

Add initial codes to build TPM2-plugin shared lib

Issue-ID: AAF-94
Change-Id: I96dee3699aa250b69350d6f01401f3831cf515f7
Signed-off-by: NingSun <ning.sun@intel.com>
diff --git a/TPM2-Plugin/lib/include/plugin_api.h b/TPM2-Plugin/lib/include/plugin_api.h
new file mode 100644
index 0000000..5f4b924
--- /dev/null
+++ b/TPM2-Plugin/lib/include/plugin_api.h
@@ -0,0 +1,48 @@
+//**********************************************************************;
+// Copyright (c) 2017, Intel Corporation
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// 1. Redistributions of source code must retain the above copyright notice,
+// this list of conditions and the following disclaimer.
+//
+// 2. Redistributions in binary form must reproduce the above copyright notice,
+// this list of conditions and the following disclaimer in the documentation
+// and/or other materials provided with the distribution.
+//
+// 3. Neither the name of Intel Corporation nor the names of its contributors
+// may be used to endorse or promote products derived from this software without
+// specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+// THE POSSIBILITY OF SUCH DAMAGE.
+//**********************************************************************;
+
+#ifndef __PLUGIN_API_H__
+#define __PLUGIN_API_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int plugin_configure(char *configPath);
+
+void plugin_assign_hw_instance();
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+