From 3fe1169fe3a692b8416848abc451bd1e4cbc4e4a Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Wed, 16 Jul 2014 03:28:52 +0200 Subject: [PATCH] dns-domain: fix generation of reverse IP address lookup name --- src/resolve/resolved-dns-domain.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/src/resolve/resolved-dns-domain.c b/src/resolve/resolved-dns-domain.c index 94ffc0fac..33ae2610e 100644 --- a/src/resolve/resolved-dns-domain.c +++ b/src/resolve/resolved-dns-domain.c @@ -334,11 +334,15 @@ int dns_name_reverse(int family, const union in_addr_union *a, char **ret) { if (family == AF_INET) r = asprintf(ret, "%u.%u.%u.%u.in-addr.arpa", p[3], p[2], p[1], p[0]); else if (family == AF_INET6) - r = asprintf(ret, "%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.ip6.arpa", - hexchar(p[15]), hexchar(p[14]), hexchar(p[13]), hexchar(p[12]), - hexchar(p[11]), hexchar(p[10]), hexchar(p[ 9]), hexchar(p[ 8]), - hexchar(p[ 7]), hexchar(p[ 6]), hexchar(p[ 5]), hexchar(p[ 4]), - hexchar(p[ 3]), hexchar(p[ 2]), hexchar(p[ 1]), hexchar(p[ 0])); + r = asprintf(ret, "%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.%c.ip6.arpa", + hexchar(p[15] & 0xF), hexchar(p[15] >> 4), hexchar(p[14] & 0xF), hexchar(p[14] >> 4), + hexchar(p[13] & 0xF), hexchar(p[13] >> 4), hexchar(p[12] & 0xF), hexchar(p[12] >> 4), + hexchar(p[11] & 0xF), hexchar(p[11] >> 4), hexchar(p[10] & 0xF), hexchar(p[10] >> 4), + hexchar(p[ 9] & 0xF), hexchar(p[ 9] >> 4), hexchar(p[ 8] & 0xF), hexchar(p[ 8] >> 4), + hexchar(p[ 7] & 0xF), hexchar(p[ 7] >> 4), hexchar(p[ 6] & 0xF), hexchar(p[ 6] >> 4), + hexchar(p[ 5] & 0xF), hexchar(p[ 5] >> 4), hexchar(p[ 4] & 0xF), hexchar(p[ 4] >> 4), + hexchar(p[ 3] & 0xF), hexchar(p[ 3] >> 4), hexchar(p[ 2] & 0xF), hexchar(p[ 2] >> 4), + hexchar(p[ 1] & 0xF), hexchar(p[ 1] >> 4), hexchar(p[ 0] & 0xF), hexchar(p[ 0] >> 4)); else return -EAFNOSUPPORT; if (r < 0) -- 2.30.2