Date: Mon, 6 Jun 2005 21:20:31 GMT From: Pav Lucistnik <pav@FreeBSD.org> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/54189: [dns] resolver should resolve hostnames with underscores Message-ID: <200506062120.j56LKVRT052902@freefall.freebsd.org>
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The following reply was made to PR kern/54189; it has been noted by GNATS.
From: Pav Lucistnik <pav@FreeBSD.org>
To: lennox@cs.columbia.edu, bug-followup@FreeBSD.org
Cc:
Subject: Re: kern/54189: [dns] resolver should resolve hostnames with
underscores
Date: Mon, 06 Jun 2005 23:18:18 +0200
Patch to allow underscores as "middlechars" in domain names. Works for me.
--- /home/pav/res_comp.c Mon Jun 6 23:13:29 2005
+++ net/res_comp.c Mon Jun 6 23:08:14 2005
@@ -143,6 +143,7 @@
*/
#define PERIOD 0x2e
#define hyphenchar(c) ((c) == 0x2d)
+#define underscorechar(c) ((c) == 0x5f)
#define bslashchar(c) ((c) == 0x5c)
#define periodchar(c) ((c) == PERIOD)
#define asterchar(c) ((c) == 0x2a)
@@ -151,7 +152,7 @@
#define digitchar(c) ((c) >= 0x30 && (c) <= 0x39)
#define borderchar(c) (alphachar(c) || digitchar(c))
-#define middlechar(c) (borderchar(c) || hyphenchar(c))
+#define middlechar(c) (borderchar(c) || hyphenchar(c) || underscorechar(c))
#define domainchar(c) ((c) > 0x20 && (c) < 0x7f)
int
--
Pav Lucistnik <pav@oook.cz>
<pav@FreeBSD.org>
Thank God we're theoretical physicists so we don't have to get our
hands dirty with particle accelerators and other heavy machinery.
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