1 files changed, 62 insertions, 0 deletions
diff --git a/src/vendor/golang.org/x/net/quic/udp_other.go b/src/vendor/golang.org/x/net/quic/udp_other.go
new file mode 100644
index 0000000000..02e4a5fc23
--- /dev/null
+++ b/src/vendor/golang.org/x/net/quic/udp_other.go
@@ -0,0 +1,62 @@
+// Copyright 2023 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 quicbasicnet || !(darwin || linux)
+
+package quic
+
+import (
+	"net"
+	"net/netip"
+)
+
+// Lowest common denominator network interface: Basic net.UDPConn, no cmsgs.
+// We will not be able to send or receive ECN bits,
+// and we will not know what our local address is.
+//
+// The quicbasicnet build tag allows selecting this interface on any platform.
+
+// See udp.go.
+const (
+	udpECNSupport              = false
+	udpInvalidLocalAddrIsError = false
+)
+
+type netUDPConn struct {
+	c *net.UDPConn
+}
+
+func newNetUDPConn(uc *net.UDPConn) (*netUDPConn, error) {
+	return &netUDPConn{
+		c: uc,
+	}, nil
+}
+
+func (c *netUDPConn) Close() error { return c.c.Close() }
+
+func (c *netUDPConn) LocalAddr() netip.AddrPort {
+	a, _ := c.c.LocalAddr().(*net.UDPAddr)
+	return a.AddrPort()
+}
+
+func (c *netUDPConn) Read(f func(*datagram)) {
+	for {
+		dgram := newDatagram()
+		n, peerAddr, err := c.c.ReadFromUDPAddrPort(dgram.b)
+		if err != nil {
+			return
+		}
+		if n == 0 {
+			continue
+		}
+		dgram.peerAddr = unmapAddrPort(peerAddr)
+		dgram.b = dgram.b[:n]
+		f(dgram)
+	}
+}
+
+func (c *netUDPConn) Write(dgram datagram) error {
+	_, err := c.c.WriteToUDPAddrPort(dgram.b, dgram.peerAddr)
+	return err
+}