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-rw-r--r--conn/conn_linux.go8
-rw-r--r--conn/net_err_closed.go13
-rw-r--r--device/receive.go2
-rw-r--r--go.mod2
4 files changed, 19 insertions, 6 deletions
diff --git a/conn/conn_linux.go b/conn/conn_linux.go
index 642ad7d..c32ee0d 100644
--- a/conn/conn_linux.go
+++ b/conn/conn_linux.go
@@ -204,7 +204,7 @@ func (bind *nativeBind) ReceiveIPv6(buff []byte) (int, Endpoint, error) {
var end NativeEndpoint
if bind.sock6 == -1 {
- return 0, nil, net.ErrClosed
+ return 0, nil, NetErrClosed
}
n, err := receive6(
bind.sock6,
@@ -220,7 +220,7 @@ func (bind *nativeBind) ReceiveIPv4(buff []byte) (int, Endpoint, error) {
var end NativeEndpoint
if bind.sock4 == -1 {
- return 0, nil, net.ErrClosed
+ return 0, nil, NetErrClosed
}
n, err := receive4(
bind.sock4,
@@ -237,12 +237,12 @@ func (bind *nativeBind) Send(buff []byte, end Endpoint) error {
nend := end.(*NativeEndpoint)
if !nend.isV6 {
if bind.sock4 == -1 {
- return net.ErrClosed
+ return NetErrClosed
}
return send4(bind.sock4, nend, buff)
} else {
if bind.sock6 == -1 {
- return net.ErrClosed
+ return NetErrClosed
}
return send6(bind.sock6, nend, buff)
}
diff --git a/conn/net_err_closed.go b/conn/net_err_closed.go
new file mode 100644
index 0000000..e4dcfae
--- /dev/null
+++ b/conn/net_err_closed.go
@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: MIT
+ *
+ * Copyright (C) 2021 WireGuard LLC. All Rights Reserved.
+ */
+
+package conn
+
+import _ "unsafe"
+
+//TODO: replace this with net.ErrClosed for Go 1.16
+
+//go:linkname NetErrClosed internal/poll.ErrNetClosing
+var NetErrClosed error
diff --git a/device/receive.go b/device/receive.go
index 701e308..605303e 100644
--- a/device/receive.go
+++ b/device/receive.go
@@ -112,7 +112,7 @@ func (device *Device) RoutineReceiveIncoming(IP int, bind conn.Bind) {
if err != nil {
device.PutMessageBuffer(buffer)
- if errors.Is(err, net.ErrClosed) {
+ if errors.Is(err, conn.NetErrClosed) {
return
}
device.log.Error.Printf("Failed to receive packet: %v", err)
diff --git a/go.mod b/go.mod
index 7b2c60f..10c0163 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
module golang.zx2c4.com/wireguard
-go 1.16
+go 1.15
require (
golang.org/x/crypto v0.0.0-20201221181555-eec23a3978ad