[chore] Validate/set account domain (#619)

* add miekg/dns dependency

* set/validate accountDomain

1 files changed, 23 insertions, 0 deletions

diff --git a/vendor/golang.org/x/net/internal/socket/sys_linux.go b/vendor/golang.org/x/net/internal/socket/sys_linux.go
new file mode 100644
index 000000000..76f5b8ae5
--- /dev/null
+++ b/vendor/golang.org/x/net/internal/socket/sys_linux.go
@@ -0,0 +1,23 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build linux && !s390x && !386
+// +build linux,!s390x,!386
+
+package socket
+
+import (
+	"syscall"
+	"unsafe"
+)
+
+func recvmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) {
+	n, _, errno := syscall.Syscall6(sysRECVMMSG, s, uintptr(unsafe.Pointer(&hs[0])), uintptr(len(hs)), uintptr(flags), 0, 0)
+	return int(n), errnoErr(errno)
+}
+
+func sendmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) {
+	n, _, errno := syscall.Syscall6(sysSENDMMSG, s, uintptr(unsafe.Pointer(&hs[0])), uintptr(len(hs)), uintptr(flags), 0, 0)
+	return int(n), errnoErr(errno)
+}