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- package net
- import (
- "os"
- "syscall"
- "time"
- )
- func setKeepAlivePeriod(fd *netFD, d time.Duration) error {
- if err := fd.incref(); err != nil {
- return err
- }
- defer fd.decref()
-
-
- d += (time.Millisecond - time.Nanosecond)
- msecs := int(d / time.Millisecond)
- if err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_TCP, syscall.TCP_KEEPINTVL, msecs); err != nil {
- return os.NewSyscallError("setsockopt", err)
- }
- return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_TCP, syscall.TCP_KEEPIDLE, msecs))
- }
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