2018-09-10 07:23:27 -04:00
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package internet
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import (
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"context"
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2018-09-15 15:35:32 -04:00
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"syscall"
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2018-09-10 07:23:27 -04:00
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"v2ray.com/core/common/net"
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"v2ray.com/core/common/session"
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)
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var (
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effectiveListener = DefaultListener{}
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2018-09-10 07:23:27 -04:00
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)
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2018-09-15 15:35:32 -04:00
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type DefaultListener struct{}
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2018-09-15 15:35:32 -04:00
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func (*DefaultListener) Listen(ctx context.Context, addr net.Addr) (net.Listener, error) {
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var lc net.ListenConfig
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2018-09-15 15:35:32 -04:00
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sockopt := getSocketSettings(ctx)
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if sockopt != nil {
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lc.Control = func(network, address string, c syscall.RawConn) error {
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return c.Control(func(fd uintptr) {
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if err := applyInboundSocketOptions(network, fd, sockopt); err != nil {
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newError("failed to apply socket options to incoming connection").Base(err).WriteToLog(session.ExportIDToError(ctx))
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}
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})
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}
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2018-09-15 15:35:32 -04:00
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}
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return lc.Listen(ctx, addr.Network(), addr.String())
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}
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func (*DefaultListener) ListenPacket(ctx context.Context, addr net.Addr) (net.PacketConn, error) {
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var lc net.ListenConfig
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sockopt := getSocketSettings(ctx)
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if sockopt != nil {
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lc.Control = func(network, address string, c syscall.RawConn) error {
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return c.Control(func(fd uintptr) {
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if err := applyInboundSocketOptions(network, fd, sockopt); err != nil {
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newError("failed to apply socket options to incoming connection").Base(err).WriteToLog(session.ExportIDToError(ctx))
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}
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})
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2018-09-10 07:23:27 -04:00
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}
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}
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2018-09-15 15:35:32 -04:00
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return lc.ListenPacket(ctx, addr.Network(), addr.String())
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2018-09-10 07:23:27 -04:00
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}
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