static void to_echo(void)
{
/* if server requests ECHO, don't agree */
if (G.telwish == DO) {
put_iac2(WONT, TELOPT_ECHO);
return;
}
if (G.telwish == DONT)
return;
if (G.telflags & UF_ECHO) {
if (G.telwish == WILL)
return;
} else if (G.telwish == WONT)
return;
if (G.charmode != CHM_OFF)
G.telflags ^= UF_ECHO;
if (G.telflags & UF_ECHO)
put_iac2(DO, TELOPT_ECHO);
else
put_iac2(DONT, TELOPT_ECHO);
setConMode();
write_str(1, "\r\n"); /* sudden modec */
}
static void to_notsup(char c)
{
if (G.telwish == WILL)
put_iac2(DONT, c);
else if (G.telwish == DO)
put_iac2(WONT, c);
}
static void to_new_environ(void)
{
/* Tell server we will (or will not) do AUTOLOGIN */
if (G.autologin)
put_iac2(WILL, TELOPT_NEW_ENVIRON);
else
put_iac2(WONT, TELOPT_NEW_ENVIRON);
}
static void to_ttype(void)
{
/* Tell server we will (or won't) do TTYPE */
if (G.ttype)
put_iac2(WILL, TELOPT_TTYPE);
else
put_iac2(WONT, TELOPT_TTYPE);
}
static void do_linemode(void)
{
G.charmode = CHM_TRY;
G.telflags &= ~(UF_ECHO | UF_SGA);
setConMode();
put_iac2(DONT, TELOPT_ECHO);
put_iac2(DONT, TELOPT_SGA);
iac_flush();
}
static void will_charmode(void)
{
G.charmode = CHM_TRY;
G.telflags |= (UF_ECHO | UF_SGA);
setConMode();
put_iac2(DO, TELOPT_ECHO);
put_iac2(DO, TELOPT_SGA);
iac_flush();
}
static void to_sga(void)
{
/* daemon always sends will/wont, client do/dont */
if (G.telflags & UF_SGA) {
if (G.telwish == WILL)
return;
} else if (G.telwish == WONT)
return;
G.telflags ^= UF_SGA; /* toggle */
if (G.telflags & UF_SGA)
put_iac2(DO, TELOPT_SGA);
else
put_iac2(DONT, TELOPT_SGA);
}
static void to_naws(void)
{
/* Tell server we will do NAWS */
put_iac2(WILL, TELOPT_NAWS);
}
