mirror of
https://github.com/qdm12/gluetun.git
synced 2026-08-06 20:33:44 +02:00
Quentin McGaw
16 lines
364 B
Go
16 lines
364 B
Go
package icmp
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import (
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"golang.org/x/sys/unix"
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)
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func setDontFragment(fd uintptr, ipv4 bool) (err error) {
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fdInt := int(fd) //nolint:gosec
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if ipv4 {
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return unix.SetsockoptInt(fdInt, unix.IPPROTO_IP,
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unix.IP_MTU_DISCOVER, unix.IP_PMTUDISC_PROBE)
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}
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return unix.SetsockoptInt(fdInt, unix.IPPROTO_IPV6,
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unix.IPV6_MTU_DISCOVER, unix.IPV6_PMTUDISC_PROBE)
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}
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