md5.h

代码在ti的c67系列单片机上实现了完整的TCPIP协议栈

//
// MD5.H - header file for MD5C.C
//
// Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. 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.
//

//-------------------------------------------
// Note: Revised for Types and Style - MAD
//-------------------------------------------

#ifndef _MD5_INCLUDE_FILE
#define _MD5_INCLUDE_FILE
#ifdef _INCLUDE_PPP_CODE

// MD5 context.
typedef struct {
    UINT32        state[4];     /* state (ABCD) */
    UINT32        count[2];     /* number of bits, modulo 2^64 (lsb first) */
    unsigned char buffer[64];   /* input buffer */
} MD5_CTX;

void MD5Init( MD5_CTX * );
void MD5Update( MD5_CTX *, unsigned char *, unsigned int );
void MD5Final( unsigned char results[16], MD5_CTX * );

#endif
#endif