C语言编的MD5头文件

/*
    Copyright (C) 1999 Aladdin Enterprises.    All rights reserved.
    This software is provided 'as-is', without any express or implied
    warranty.    In no event will the authors be held liable for any damages
    arising from the use of this software.
    Permission is granted to anyone to use this software for any purpose,
    including commercial applications, and to alter it and redistribute it
    freely, subject to the following restrictions:
    1. The origin of this software must not be misrepresented; you must not
     claim that you wrote the original software. If you use this software
     in a product, an acknowledgment in the product documentation would be
     appreciated but is not required.
    2. Altered source versions must be plainly marked as such, and must not be
     misrepresented as being the original software.
    3. This notice may not be removed or altered from any source distribution.
    L. Peter Deutsch
    ghost@aladdin.com
*/
/*$Id: md5.h $ */
/*
    Independent implementation of MD5 (RFC 1321).
    This code implements the MD5 Algorithm defined in RFC 1321.
    It is derived directly from the text of the RFC and not from the
    reference implementation.
    The original and principal author of md5.h is L. Peter Deutsch
    .    Other authors are noted in the change history