1 files changed, 34 insertions, 0 deletions
diff --git a/internal/dns/rr_aaaa.go b/internal/dns/rr_aaaa.go
new file mode 100644
index 0000000..569c0cd
--- /dev/null
+++ b/internal/dns/rr_aaaa.go
@@ -0,0 +1,34 @@
+package dns
+
+import (
+	"fmt"
+	"net/netip"
+)
+
+type AAAA struct {
+	Addr netip.Addr
+}
+
+func (a *AAAA) Type() uint16 {
+	return TypeAAAA
+}
+
+func (a *AAAA) Pack(p *packer) error {
+	b := a.Addr.As16()
+	p.buf = append(p.buf, b[:]...)
+	return nil
+}
+
+func (a *AAAA) Unpack(u *unpacker, length uint16) error {
+	if length != 16 {
+		return fmt.Errorf("dns: AAAA rdata length %d != 16", length)
+	}
+	if u.off+16 > len(u.buf) {
+		return fmt.Errorf("dns: short AAAA rdata")
+	}
+	a.Addr = netip.AddrFrom16([16]byte(u.buf[u.off : u.off+16]))
+	u.off += 16
+	return nil
+}
+
+func (a *AAAA) String() string { return a.Addr.String() }