auth_md5.c		auth_md5.c
			/* ========================================================================
			* Copyright 1988-2006 University of Washington
			*
			* Licensed under the Apache License, Version 2.0 (the "License");
			* you may not use this file except in compliance with the License.
			* You may obtain a copy of the License at
			*
			* http://www.apache.org/licenses/LICENSE-2.0
			*
			*
			* ========================================================================
			*/
	/*		/*
	* Program: CRAM-MD5 authenticator		* Program: CRAM-MD5 authenticator
	*		*
	* Author: Mark Crispin		* Author: Mark Crispin
	* Networks and Distributed Computing		* Networks and Distributed Computing
	* Computing & Communications		* Computing & Communications
	* University of Washington		* University of Washington
	* Administration Building, AG-44		* Administration Building, AG-44
	* Seattle, WA 98195		* Seattle, WA 98195
	* Internet: MRC@CAC.Washington.EDU		* Internet: MRC@CAC.Washington.EDU
	*		*
	* Date: 21 October 1998		* Date: 21 October 1998
	* Last Edited: 4 January 2005		* Last Edited: 30 August 2006
	*
	* The IMAP toolkit provided in this Distribution is
	* Copyright 1988-2005 University of Washington.
	* The full text of our legal notices is contained in the file called
	* CPYRIGHT, included with this Distribution.
	*/		*/
	/* MD5 context */		/* MD5 context */
	#define MD5BLKLEN 64 /* MD5 block length */		#define MD5BLKLEN 64 /* MD5 block length */
	#define MD5DIGLEN 16 /* MD5 digest length */		#define MD5DIGLEN 16 /* MD5 digest length */
	typedef struct {		typedef struct {
	unsigned long chigh; /* high 32bits of byte count */		unsigned long chigh; /* high 32bits of byte count */
	unsigned long clow; /* low 32bits of byte count */		unsigned long clow; /* low 32bits of byte count */
	unsigned long state[4]; /* state (ABCD) */		unsigned long state[4]; /* state (ABCD) */
	skipping to change at line 181		skipping to change at line 189
	char *auth_md5_pwd (char *user)		char *auth_md5_pwd (char *user)
	{		{
	struct stat sbuf;		struct stat sbuf;
	int fd = open (MD5ENABLE,O_RDONLY,NIL);		int fd = open (MD5ENABLE,O_RDONLY,NIL);
	unsigned char *s,*t,*buf,*lusr,*lret;		unsigned char *s,*t,*buf,*lusr,*lret;
	char *ret = NIL;		char *ret = NIL;
	if (fd >= 0) { /* found the file? */		if (fd >= 0) { /* found the file? */
	fstat (fd,&sbuf); /* yes, slurp it into memory */		fstat (fd,&sbuf); /* yes, slurp it into memory */
	read (fd,buf = (char *) fs_get (sbuf.st_size + 1),sbuf.st_size);		read (fd,buf = (char *) fs_get (sbuf.st_size + 1),sbuf.st_size);
	/* see if any uppercase characters in user * /		/* see if any uppercase characters in user * /
	for (s = user; *s && !isupper (*s); s++);		for (s = user; *s && ((*s < 'A') || (*s > 'Z')); s++);
	/* yes, make lowercase copy */		/* yes, make lowercase copy */
	lusr = *s ? lcase (cpystr (user)) : NIL;		lusr = *s ? lcase (cpystr (user)) : NIL;
	for (s = strtok (buf,"\015\012"),lret = NIL; s;		for (s = strtok (buf,"\015\012"),lret = NIL; s;
	s = ret ? NIL : strtok (NIL,"\015\012"))		s = ret ? NIL : strtok (NIL,"\015\012"))
	/* must be valid entry line */		/* must be valid entry line */
	if (*s && (*s != '#') && (t = strchr (s,'\t')) && t[1]) {		if (*s && (*s != '#') && (t = strchr (s,'\t')) && t[1]) {
	*t++ = '\0'; /* found tab, tie off user, point to pwd */		*t++ = '\0'; /* found tab, tie off user, point to pwd */
	if (!strcmp (s,user)) ret = cpystr (t);		if (!strcmp (s,user)) ret = cpystr (t);
	else if (lusr && !lret) if (!strcmp (s,lusr)) lret = t;		else if (lusr && !lret) if (!strcmp (s,lusr)) lret = t;
	}		}
End of changes. 3 change blocks.
	7 lines changed or deleted		15 lines changed or added
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