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notify_zephyr.c
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notify_zephyr.c
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/* notify_zephyr.c -- Module to notify of new mail via zephyr
$Id: notify_zephyr.c,v 1.16 1999/10/02 00:43:06 leg Exp $
# Copyright 1998 Carnegie Mellon University
#
# No warranties, either expressed or implied, are made regarding the
# operation, use, or results of the software.
#
# Permission to use, copy, modify and distribute this software and its
# documentation is hereby granted for non-commercial purposes only
# provided that this copyright notice appears in all copies and in
# supporting documentation.
#
# Permission is also granted to Internet Service Providers and others
# entities to use the software for internal purposes.
#
# The distribution, modification or sale of a product which uses or is
# based on the software, in whole or in part, for commercial purposes or
# benefits requires specific, additional permission from:
#
# Office of Technology Transfer
# Carnegie Mellon University
# 5000 Forbes Avenue
# Pittsburgh, PA 15213-3890
# (412) 268-4387, fax: (412) 268-7395
# tech-transfer@andrew.cmu.edu
*
*/
#include <stdio.h>
#include <string.h>
#include <netdb.h>
#include <sys/types.h>
#ifdef HAVE_LIBKRB
#include <netinet/in.h>
#include <krb.h>
#endif
#include <zephyr/zephyr.h>
#include <syslog.h>
#include "exitcodes.h"
#include "xmalloc.h"
#ifndef MAIL_CLASS
#define MAIL_CLASS "MAIL"
#endif
extern int errno;
/* This code is mostly stolen from zpopnotify, from the Zephyr dist. */
int notify_wantheader()
{
return 1;
}
void notify(user, mailbox, header)
char *user;
char *mailbox;
char *header;
{
ZNotice_t notice;
int retval;
char myhost[256],mysender[BUFSIZ];
char *msgbody;
char *lines[2];
char *mykrbhost = 0;
if ((retval = ZInitialize()) != ZERR_NONE) {
syslog(LOG_ERR, "IOERROR: cannot initialize zephyr: %m");
return;
}
if (gethostname(myhost,sizeof(myhost)) == -1) {
syslog(LOG_ERR, "IOERROR: cannot get hostname: %m");
return;
}
myhost[sizeof(myhost)-1] = '\0';
#ifdef HAVE_LIBKRB
mykrbhost = krb_get_phost(myhost);
#endif
lines[0] = myhost;
msgbody = xmalloc(1000 + strlen(header));
lines[1] = msgbody;
if (!strcmp(mailbox, "INBOX")) {
strcpy(msgbody, "You have new mail.\n\n");
}
else {
sprintf(msgbody, "You have new mail in %s.\n\n", mailbox);
}
strcat(msgbody, header);
(void) sprintf(mysender, "imap%s%s@%s",
mykrbhost ? "." : "",
mykrbhost ? mykrbhost : "",
ZGetRealm());
memset((char *)&notice, 0, sizeof(notice));
notice.z_kind = UNSAFE;
notice.z_class = MAIL_CLASS;
notice.z_class_inst = mailbox;
notice.z_opcode = "";
notice.z_sender = mysender;
notice.z_default_format = "From Post Office $1:\n$2";
notice.z_recipient = user;
retval = ZSendList(&notice,lines,2,ZNOAUTH);
free(msgbody);
if (retval != ZERR_NONE) {
syslog(LOG_ERR, "IOERROR: cannot send zephyr notice: %m");
return;
}
}

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notify_zephyr.c (2 KB)

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