/* 							            HTDigest.c**	GENERIC INTERFACE TO MESSAGE DIGEST ALGORITHMS****	(c) COPYRIGHT W3C/INRIA 1998.**	Please first read the full copyright statement in the file COPYRIGHT.**	@(#) $Id: HTDigest.c,v 2.2 1999/02/05 17:31:45 frystyk Exp $****	Contains a generic interface to the message digest algorithms, **      inspired from the RSA-Euro toolkit. For the moment, it only**      covers MD5.**      SHA and other algorithms could be added later on. This code**      is only  used during message digest authentication.**** AUTHORS:**	JKO	Jose Kahan       jose@w3.org**** HISTORY:**	Dec 98  JKO	Created the module from scratch*//* Library include files */#include "wwwsys.h"#include "WWWLib.h"#include "HTDigest.h"					 /* Implemented here */PUBLIC BOOL HTDigest_init (HTDigestContext *context, int digesttype){    context->algorithm = digesttype;    switch (digesttype) {      case HTDaMD5:	  MD5Init (&context->context.md5);	  break;      default:          return NO;	  break;    }    return YES;}PUBLIC BOOL HTDigest_update (HTDigestContext *context, char *input, unsigned int inputLen){    if (context) {	switch (context->algorithm) {	case HTDaMD5:	    MD5Update (&context->context.md5, (unsigned char *) input,		       inputLen);	    break;	default:	    return NO;	    break;	}	return YES;    }    return NO;}PUBLIC BOOL HTDigest_final (unsigned char *digest, HTDigestContext *context){    if (context) {	switch (context->algorithm) {	case HTDaMD5:	    MD5Final (digest, &context->context.md5);	    break;	default:	    return NO;	    break;	}	return YES;    }    return NO;}