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34 lines
787 B
Go
34 lines
787 B
Go
//go:build windows
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package net
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import (
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"net"
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"os"
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"runtime"
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"syscall"
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"unsafe"
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)
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func SetTcpInfo(conn *net.TCPConn, usingKeepAlive bool, keepAliveIdel, keepAlivePeriod, keepAliveCount, userTimeout int) error {
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if usingKeepAlive {
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rawConn, err := conn.SyscallConn()
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if err != nil {
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return err
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}
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err = rawConn.Control(func(fd uintptr) {
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ka := syscall.TCPKeepalive{
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OnOff: 1,
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Time: uint32(keepAliveIdel),
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Interval: uint32(keepAlivePeriod),
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}
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ret := uint32(0)
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size := uint32(unsafe.Sizeof(ka))
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err = syscall.WSAIoctl(syscall.Handle(fd), syscall.SIO_KEEPALIVE_VALS, (*byte)(unsafe.Pointer(&ka)), size, nil, 0, &ret, nil, 0)
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runtime.KeepAlive(fd)
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})
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return os.NewSyscallError("wsaioctl", err)
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}
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return conn.SetKeepAlive(false)
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}
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