static int
menu(Conn *c)
{
char buf[1024];
int32_t n;
int done;
int wasraw;
wasraw = raw;
if(wasraw)
rawoff();
buf[0] = '?';
fprint(2, ">>> ");
for(done = 0; !done; ){
n = read(0, buf, sizeof(buf)-1);
if(n <= 0)
return -1;
buf[n] = 0;
switch(buf[0]){
case '!':
print(buf);
system(c, buf+1);
print("!\n");
done = 1;
break;
case 'i':
buf[0] = 0x1c;
sendwritemsg(c, buf, 1);
done = 1;
break;
case '.':
case 'q':
done = 1;
break;
case 'r':
crstrip = 1-crstrip;
done = 1;
break;
default:
fprint(2, STDHELP);
break;
}
if(!done)
fprint(2, ">>> ");
}
if(wasraw)
rawon();
else
rawoff();
return buf[0];
}
/*
* two processes pass bytes back and forth between the
* terminal and the network.
*/
void
telnet(int net)
{
int pid;
int p[2];
char *svc;
rawoff();
svc = nil;
if (srv) {
if(pipe(p) < 0)
sysfatal("pipe: %r");
if (srv[0] != '/')
svc = smprint("/srv/%s", srv);
else
svc = srv;
post(svc, p[0]);
close(p[0]);
dup(p[1], 0);
dup(p[1], 1);
/* pipe is now std in & out */
}
ttypid = getpid();
switch(pid = rfork(RFPROC|RFFDG|RFMEM)){
case -1:
perror("con");
exits("fork");
case 0:
rawoff();
notify(notifyf);
fromnet(net);
if (svc)
remove(svc);
sendnote(ttypid, "die");
exits(0);
default:
netpid = pid;
notify(notifyf);
fromkbd(net);
if(notkbd)
for(;;)
sleep(0);
if (svc)
remove(svc);
sendnote(netpid, "die");
exits(0);
}
}
int
menu(Biobuf *bp, int net)
{
char *cp;
int done;
comm->stopped = 1;
rawoff();
fprint(2, ">>> ");
for(done = 0; !done; ){
cp = Brdline(bp, '\n');
if(cp == 0){
comm->stopped = 0;
return -1;
}
cp[Blinelen(bp)-1] = 0;
switch(*cp){
case '!':
system(Bfildes(bp), cp+1);
done = 1;
break;
case '.':
done = 1;
break;
case 'q':
comm->stopped = 0;
return -1;
case 'o':
switch(*(cp+1)){
case 'd':
send3(net, Iac, Do, atoi(cp+2));
break;
case 'w':
send3(net, Iac, Will, atoi(cp+2));
break;
}
break;
case 'r':
comm->returns = !comm->returns;
done = 1;
break;
case 'i':
send2(net, Iac, Interrupt);
break;
case 'b':
send2(net, Iac, Break);
break;
default:
fprint(2, STDHELP);
break;
}
if(!done)
fprint(2, ">>> ");
}
rawon();
comm->stopped = 0;
return 0;
}
/*
* suppress local echo if the remote side is doing it
*/
int
echochange(Biobuf *bp, int cmd)
{
USED(bp);
switch(cmd){
case Will:
rawon();
break;
case Wont:
rawoff();
break;
}
return 0;
}
