/*
* end_slc
*
* Finish up the slc negotiation. If something to send, then send it.
*/
int end_slc(unsigned char **bufp) {
int len;
/*
* If a change has occured, store the new terminal control
* structures back to the terminal driver.
*/
if (slcchange) {
set_termbuf();
}
/*
* If the pty state has not yet been fully processed and there is a
* deferred slc request from the client, then do not send any
* sort of slc negotiation now. We will respond to the client's
* request very soon.
*/
if (def_slcbuf && (terminit() == 0)) {
return 0;
}
if (slcptr > (slcbuf + 4)) {
if (bufp) {
*bufp = &slcbuf[4];
return(slcptr - slcbuf - 4);
}
else {
sprintf(slcptr, "%c%c", IAC, SE);
slcptr += 2;
len = slcptr - slcbuf;
writenet(slcbuf, len);
netflush(); /* force it out immediately */
}
}
return 0;
}
int send_req(int id,char encrypt,int finished,int srvtype,int transid,int length)
{
char chlen[16];
length+=32;
memcpy(tcpbuf.flag,MSGFLAG,4);
sprintf(chlen,"%04d",length);
memcpy(tcpbuf.msglen,chlen,4);
sprintf(tcpbuf.srvtype,"%08d",srvtype);
sprintf(tcpbuf.transid,"%08d",transid);
tcpbuf.finished=finished;
tcpbuf.msgtype=REQ_TYPE;
tcpbuf.encrypt=encrypt;
memcpy(tcpbuf.reserve," ",5);
printf("\nSND:%s[%d]\n",(char *)&tcpbuf,length);
return writenet(id,(char *)&tcpbuf,length);
}
/* ARGSUSED */
void
startslave(const char *host, const char *utmp_host,
int autologin, char *autoname)
{
int i;
#ifdef AUTHENTICATION
if (!autoname || !autoname[0])
autologin = 0;
if (autologin < auth_level) {
fatal(net, "Authorization failed");
exit(1);
}
#endif
{
char *tbuf =
"\r\n*** Connection not encrypted! "
"Communication may be eavesdropped. ***\r\n";
#ifdef ENCRYPTION
if (!no_warn && (encrypt_output == 0 || decrypt_input == 0))
#endif
writenet(tbuf, strlen(tbuf));
}
# ifdef PARENT_DOES_UTMP
utmp_sig_init();
# endif /* PARENT_DOES_UTMP */
if ((i = fork()) < 0)
fatalperror(net, "fork");
if (i) {
# ifdef PARENT_DOES_UTMP
/*
* Cray parent will create utmp entry for child and send
* signal to child to tell when done. Child waits for signal
* before doing anything important.
*/
int pid = i;
void sigjob (int);
setpgrp();
utmp_sig_reset(); /* reset handler to default */
/*
* Create utmp entry for child
*/
wtmp.ut_time = time(NULL);
wtmp.ut_type = LOGIN_PROCESS;
wtmp.ut_pid = pid;
strncpy(wtmp.ut_user, "LOGIN", sizeof(wtmp.ut_user));
strncpy(wtmp.ut_host, utmp_host, sizeof(wtmp.ut_host));
strncpy(wtmp.ut_line, clean_ttyname(line), sizeof(wtmp.ut_line));
#ifdef HAVE_STRUCT_UTMP_UT_ID
strncpy(wtmp.ut_id, wtmp.ut_line + 3, sizeof(wtmp.ut_id));
#endif
pututline(&wtmp);
endutent();
if ((i = open(wtmpf, O_WRONLY|O_APPEND)) >= 0) {
write(i, &wtmp, sizeof(struct utmp));
close(i);
}
#ifdef _CRAY
signal(WJSIGNAL, sigjob);
#endif
utmp_sig_notify(pid);
# endif /* PARENT_DOES_UTMP */
} else {
getptyslave();
#if defined(DCE)
/* if we authenticated via K5, try and join the PAG */
kerberos5_dfspag();
#endif
start_login(host, autologin, autoname);
/*NOTREACHED*/
}
}
