/****************************************************************************
**Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991
**              2020, KylinSoft Co., Ltd.
**All rights reserved.
**
**License to copy and use this software is granted provided that it
**is identified as the "RSA Data Security, Inc. MD5 Message-Digest
**Algorithm" in all material mentioning or referencing this software
**or this function.
**
**License is also granted to make and use derivative works provided
**that such works are identified as "derived from the RSA Data
**Security, Inc. MD5 Message-Digest Algorithm" in all material
**mentioning or referencing the derived work.
**
**RSA Data Security, Inc. makes no representations concerning either
**the merchantability of this software or the suitability of this
**software for any particular purpose. It is provided "as is"
**without express or implied warranty of any kind.
**
**These notices must be retained in any copies of any part of this
**documentation and/or software.
**
**
**
**The original md5 implementation avoids external libraries.
**This version has dependency on stdio.h for file input and
**string.h for memcpy.
**
****************************************************************************/
