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/* -*- Mode: C++-C -*-
*
* Copyright 1994 Christopher B. Liebman
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name Christopher B. Liebman not
* be used in advertising or publicity pertaining to distribution of this
* software without specific, written prior permission.
*
* THIS SOFTWARE IS PROVIDED `AS-IS'. CHRISTOPHER B. LIEBMAN, DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING WITHOUT
* LIMITATION ALL IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE, OR NONINFRINGEMENT. IN NO EVENT SHALL CHRISTOPHER
* B. LIEBMAN, BE LIABLE FOR ANY DAMAGES WHATSOEVER, INCLUDING SPECIAL,
* INCIDENTAL OR CONSEQUENTIAL DAMAGES, INCLUDING LOSS OF USE, DATA, OR
* PROFITS, EVEN IF ADVISED OF THE POSSIBILITY THEREOF, AND REGARDLESS OF
* WHETHER IN AN ACTION IN CONTRACT, TORT OR NEGLIGENCE, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Author : Chris Liebman
* Created On : Tue Jan 11 14:11:30 1994
* Last Modified By: Chris Liebman
* Last Modified On: Thu Jan 20 11:11:36 1994
* Update Count : 8
* Status : Released
*
* HISTORY
* 20-Jan-1994 Chris Liebman
* Last Modified: Tue Jan 18 17:37:14 1994 #7 (Chris Liebman)
* Now only parse addresses here. Header and mailbox parsing is now
* done in other files.
*
* 14-Jan-1994 Chris Liebman
* Last Modified: Fri Jan 14 10:09:52 1994 #3 (Chris Liebman)
* Added support for teh status header.
* Improved mail parsing, now detects when we are in the body and
* will not match headers there!
*
* PURPOSE
* Routines to parse the mail file and to parse a mail address.
*/
#ifndef lint
static char *RCSid = "$Id: mail_parse.c,v 1.7 1994/03/07 20:30:49 liebman Exp $";
#endif
#include "faces.h"
void
MailParseAddress(from, user, host)
String from;
String *user;
String *host;
{
String phost;
String puser;
String data;
String data1;
data1 = data = XtNewString(from);
/*
* Make lower case.
*/
for(phost = data; *phost != '\0'; ++phost)
{
if (isupper(*phost))
{
*phost = tolower(*phost);
}
}
/*
* space out any comment.
*/
while ((phost = index(data, '(')) != NULL)
{
while((*phost != ')') && (*phost != '\0'))
{
*phost++ = ' ';
}
if (*phost == ')')
{
*phost = ' ';
}
}
/*
* Skip any leading spaces.
*/
while(isspace(*data))
{
++data;
}
/*
* See if there is an address in <>'s.
*/
if ((phost = index(data, '<')) != NULL)
{
data = phost+1;
}
/*
* drop any junk off the end.
*/
for (phost = data; *phost != '\0'; ++phost)
{
if (isspace(*phost) || (*phost == ',') || (*phost == '>'))
{
*phost = '\0';
break;
}
}
/*
* Skip past any leading '@'.
*/
if (*data == '@')
{
++data;
}
/*
* Look for user@host first.
*/
if ((phost = index(data, '@')) != NULL)
{
*(phost++) = '\0';
/*
* Look for host!user
*/
if ((puser = rindex(data, '!')) != NULL)
{
/*
* Yep!, wipe the ! and point to the user name.
*/
*(puser++) = '\0';
/*
* Now locate the host name.
*/
if ((phost = rindex(data, '!')) != NULL)
{
phost++;
}
else
{
phost = data;
}
/*
* Return the user and host.
*/
*host = XtNewString(phost);
*user = XtNewString(puser);
XtFree(data1);
return;
}
/*
* Grab the user skipping past any RFC822 routing garbage.
*/
if ((puser = index(data, ':')) != NULL)
{
++puser;
}
else
{
puser = data;
}
/*
* Return the user and host.
*/
*host = XtNewString(phost);
*user = XtNewString(puser);
XtFree(data1);
return;
}
/*
* Ok, try uucp style: host!host!user
*/
if ((puser = rindex(data, '!')) != NULL)
{
/*
* Wipe ! and move to user name.
*/
*(puser++) = '\0';
/*
* Now locate the host name.
*/
if ((phost = rindex(data, '!')) != NULL)
{
phost++;
}
else
{
phost = data;
}
/*
* Return the user and host.
*/
*host = XtNewString(phost);
*user = XtNewString(puser);
XtFree(data1);
return;
}
/*
* Must be local address!
*/
*user = XtNewString(data);
*host = XtNewString("LOCAL");
XtFree(data1);
return;
}
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