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From RDB: a patch to allow special keys (^C, ^Z, Delete, Return) to

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send Telnet special sequences (Interrupt Process, Suspend, Erase
Char, End Of Line) instead of their ASCII equivalents. In particular
Return -> Telnet End Of Line is _always_ enabled irrespective of the
configuration, while the others are optional. Also in this patch, an
entertainingly ghastly use of `switch' to allow literal ^M^J to do
the same thing as magic-^M (the Return key) when in Raw protocol.

[originally from svn r1109]
This commit is contained in:
Simon Tatham
2001-05-09 15:12:26 +00:00
parent c2eb57a034
commit e001f1533e
6 changed files with 120 additions and 23 deletions
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7
telnet.c
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@ -653,7 +653,9 @@ static void telnet_send(char *buf, int len)
char *p;
static unsigned char iac[2] = { IAC, IAC };
static unsigned char cr[2] = { CR, NUL };
#if 0
static unsigned char nl[2] = { CR, LF };
#endif
if (s == NULL)
return;
@ -667,7 +669,7 @@ static void telnet_send(char *buf, int len)
sk_write(s, q, p - q);
while (p < buf + len && !iswritable((unsigned char) *p)) {
sk_write(s, (unsigned char) *p == IAC ? iac : nl, 2);
sk_write(s, (unsigned char) *p == IAC ? iac : cr, 2);
p++;
}
}
@ -759,6 +761,9 @@ static void telnet_special(Telnet_Special code)
b[1] = xEOF;
sk_write(s, b, 2);
break;
case TS_EOL:
sk_write(s, "\r\n", 2);
break;
case TS_SYNCH:
b[1] = DM;
sk_write(s, b, 1);