/*
* Copyright (c) 1994-2008 Carnegie Mellon University. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The name "Carnegie Mellon University" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For permission or any legal
* details, please contact
* Carnegie Mellon University
* Center for Technology Transfer and Enterprise Creation
* 4615 Forbes Avenue
* Suite 302
* Pittsburgh, PA 15213
* (412) 268-7393, fax: (412) 268-7395
* innovation@andrew.cmu.edu
*
* 4. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by Computing Services
* at Carnegie Mellon University (http://www.cmu.edu/computing/)."
*
* CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* $Id: fud-client.c,v 1.8 2010/01/08 20:49:27 murch Exp $
*/
/* This is an example client for the experimental fud service.
For this to work, the mailbox must have the local ACL bit 0 enabled
for user 'anonymous' ('anyone' will also work)
For example, from cyradm: 'sam <mailbox> anonymous 0'
*/
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <netinet/in.h>
#include <signal.h>
#include <netdb.h>
#include <unistd.h>
#include <sysexits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
extern int optind;
extern char *optarg;
void
usage()
{
fprintf(stderr,"usage: fud-client [-p port] host user mailbox\n");
exit(EX_USAGE);
}
void
timeout(signo)
int signo;
{
fprintf(stderr,"fud-client: request timed out.\n");
exit(EX_UNAVAILABLE);
}
int
main(argc, argv)
int argc;
char **argv;
{
int soc,x,rc;
struct sockaddr_in sin,sfrom;
struct hostent *hp;
fd_set fset;
char buf[512];
time_t lread, lappend;
uint32_t lread32, lappend32;
int numrecent;
char username[16];
char mbox[512];
char time[35];
int port = 4201;
char ch, *hname;
while ((ch = getopt(argc,argv,"p:")) != -1) {
switch(ch) {
case 'p':
port = atoi(optarg);
break;
case '?':
usage();
}
}
argc -= optind;
argv += optind;
if(!*argv)
usage();
hname = *argv;
argv++;
if(!*argv)
usage();
strcpy(username,*argv);
argv++;
if(!*argv)
usage();
strcpy(mbox,*argv);
soc = socket(PF_INET,SOCK_DGRAM,0);
hp = gethostbyname(hname);
if(hp == (struct hostent*) 0) {
fprintf(stderr,"%s doesn't appear to be a valid hostname.\n",hname);
exit(EX_NOHOST);
}
memcpy(&sin.sin_addr.s_addr,hp->h_addr,hp->h_length);
sin.sin_family = AF_INET;
sin.sin_port = htons(port);
sprintf(buf,"%s|%s",username,mbox);
sendto(soc,buf,strlen(buf),0,(struct sockaddr *)&sin,sizeof(sin));
signal(SIGALRM,timeout);
alarm(5);
x = sizeof(sfrom);
rc = recvfrom(soc,buf,512,0,(struct sockaddr *)&sfrom,&x);
alarm(0);
buf[rc] = '\0';
switch(buf[0]) {
case 'U':
printf("Server did not recognize mailbox %s\n",mbox);
exit(EX_UNAVAILABLE);
case 'P':
printf("Permission denied attempting get mailbox info for %s\n",mbox);
exit(EX_NOPERM);
default:
sscanf(buf,"%[^|]|%[^|]|%d|%u|%u", username, mbox,
&numrecent, &lread32, &lappend32);
lread = (time_t)lread32;
lappend = (time_t)lappend32;
printf("user: %s\nmbox: %s\nNumber of Recent %d\n",
username, mbox, numrecent);
strcpy(time, ctime(&lread));
printf("Last read: %s", time);
strcpy(time, ctime(&lappend));
printf("Last arrived: %s", time);
}
return(0);
}