1 files changed, 19 insertions, 0 deletions
diff --git a/src/libs6dns/s6dns_message_get_soa.c b/src/libs6dns/s6dns_message_get_soa.c
new file mode 100644
index 0000000..c766231
--- /dev/null
+++ b/src/libs6dns/s6dns_message_get_soa.c
@@ -0,0 +1,19 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <skalibs/error.h>
+#include <skalibs/uint32.h>
+#include <s6-dns/s6dns-message.h>
+
+int s6dns_message_get_soa (s6dns_message_rr_soa_t *soa, char const *packet, unsigned int packetlen, unsigned int *pos)
+{
+  if (!s6dns_message_get_domain(&soa->mname, packet, packetlen, pos)) return 0 ;
+  if (!s6dns_message_get_domain(&soa->rname, packet, packetlen, pos)) return 0 ;
+  if (*pos + 20 > packetlen) return (errno = EPROTO, 0) ;
+  uint32_unpack_big(packet + *pos, &soa->serial) ; *pos += 4 ;
+  uint32_unpack_big(packet + *pos, &soa->refresh) ; *pos += 4 ;
+  uint32_unpack_big(packet + *pos, &soa->retry) ; *pos += 4 ;
+  uint32_unpack_big(packet + *pos, &soa->expire) ; *pos += 4 ;
+  uint32_unpack_big(packet + *pos, &soa->minimum) ; *pos += 4 ;
+  return 1 ;
+}