d3dx9: Implement D3DXGetShaderSize().
diff --git a/include/d3dx9shader.h b/include/d3dx9shader.h
new file mode 100644
index 0000000..5eb4fe6
--- /dev/null
+++ b/include/d3dx9shader.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2008 Luis Busquets
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * 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. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#ifndef __D3DX9SHADER_H__
+#define __D3DX9SHADER_H__
+
+#include "d3dx9.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+UINT WINAPI D3DXGetShaderSize(const DWORD *byte_code);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __D3DX9SHADER_H__ */
