1 files changed, 127 insertions, 0 deletions
diff --git a/src/syscall/net_js.go b/src/syscall/net_js.go
new file mode 100644
index 0000000..2ed4e19
--- /dev/null
+++ b/src/syscall/net_js.go
@@ -0,0 +1,127 @@
+// Copyright 2018 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.
+
+// js/wasm uses fake networking directly implemented in the net package.
+// This file only exists to make the compiler happy.
+
+//go:build js && wasm
+
+package syscall
+
+const (
+	AF_UNSPEC = iota
+	AF_UNIX
+	AF_INET
+	AF_INET6
+)
+
+const (
+	SOCK_STREAM = 1 + iota
+	SOCK_DGRAM
+	SOCK_RAW
+	SOCK_SEQPACKET
+)
+
+const (
+	IPPROTO_IP   = 0
+	IPPROTO_IPV4 = 4
+	IPPROTO_IPV6 = 0x29
+	IPPROTO_TCP  = 6
+	IPPROTO_UDP  = 0x11
+)
+
+const (
+	_ = iota
+	IPV6_V6ONLY
+	SOMAXCONN
+	SO_ERROR
+)
+
+// Misc constants expected by package net but not supported.
+const (
+	_ = iota
+	F_DUPFD_CLOEXEC
+	SYS_FCNTL = 500 // unsupported
+)
+
+type Sockaddr any
+
+type SockaddrInet4 struct {
+	Port int
+	Addr [4]byte
+}
+
+type SockaddrInet6 struct {
+	Port   int
+	ZoneId uint32
+	Addr   [16]byte
+}
+
+type SockaddrUnix struct {
+	Name string
+}
+
+func Socket(proto, sotype, unused int) (fd int, err error) {
+	return 0, ENOSYS
+}
+
+func Bind(fd int, sa Sockaddr) error {
+	return ENOSYS
+}
+
+func StopIO(fd int) error {
+	return ENOSYS
+}
+
+func Listen(fd int, backlog int) error {
+	return ENOSYS
+}
+
+func Accept(fd int) (newfd int, sa Sockaddr, err error) {
+	return 0, nil, ENOSYS
+}
+
+func Connect(fd int, sa Sockaddr) error {
+	return ENOSYS
+}
+
+func Recvfrom(fd int, p []byte, flags int) (n int, from Sockaddr, err error) {
+	return 0, nil, ENOSYS
+}
+
+func Sendto(fd int, p []byte, flags int, to Sockaddr) error {
+	return ENOSYS
+}
+
+func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn, recvflags int, from Sockaddr, err error) {
+	return 0, 0, 0, nil, ENOSYS
+}
+
+func SendmsgN(fd int, p, oob []byte, to Sockaddr, flags int) (n int, err error) {
+	return 0, ENOSYS
+}
+
+func GetsockoptInt(fd, level, opt int) (value int, err error) {
+	return 0, ENOSYS
+}
+
+func SetsockoptInt(fd, level, opt int, value int) error {
+	return nil
+}
+
+func SetReadDeadline(fd int, t int64) error {
+	return ENOSYS
+}
+
+func SetWriteDeadline(fd int, t int64) error {
+	return ENOSYS
+}
+
+func Shutdown(fd int, how int) error {
+	return ENOSYS
+}
+
+func SetNonblock(fd int, nonblocking bool) error {
+	return nil
+}