From 416ef5e2bf59bb2e45066a1d5d91ac677c0f48e5 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Wed, 10 Dec 2014 03:05:47 +0000
Subject: Initial commit

---
 src/libs6dns/s6dns_message_parse_getrr.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 src/libs6dns/s6dns_message_parse_getrr.c

(limited to 'src/libs6dns/s6dns_message_parse_getrr.c')

diff --git a/src/libs6dns/s6dns_message_parse_getrr.c b/src/libs6dns/s6dns_message_parse_getrr.c
new file mode 100644
index 0000000..8db0c5d
--- /dev/null
+++ b/src/libs6dns/s6dns_message_parse_getrr.c
@@ -0,0 +1,19 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <skalibs/error.h>
+#include <skalibs/uint16.h>
+#include <skalibs/uint32.h>
+#include <s6-dns/s6dns-message.h>
+
+int s6dns_message_parse_getrr (s6dns_message_rr_t_ref rr, char const *packet, unsigned int packetlen, unsigned int *pos)
+{
+  if (!s6dns_message_get_domain(&rr->name, packet, packetlen, pos)) return 0 ;
+  if (*pos + 10 > packetlen) return (errno = EPROTO, 0) ;
+  uint16_unpack_big(packet + *pos, &rr->rtype) ; *pos += 2 ;
+  uint16_unpack_big(packet + *pos, &rr->rclass) ; *pos += 2 ;
+  uint32_unpack_big(packet + *pos, &rr->ttl) ; *pos += 4 ;
+  uint16_unpack_big(packet + *pos, &rr->rdlength) ; *pos += 2 ;
+  if (*pos + rr->rdlength > packetlen) return (errno = EPROTO, 0) ;
+  return 1 ;
+}
-- 
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