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//go:build windows
// +build windows
package probing
import (
"math"
"golang.org/x/net/ipv4"
"golang.org/x/net/ipv6"
)
const (
minimumBufferLength = 2048
)
// Returns the length of an ICMP message, plus the IP packet header.
// Calculated as:
// len(ICMP request data) + 2 * (len(ICMP header) + len(IP header))
//
// On Windows, the buffer needs to be able to contain:
// - Response IP Header
// - Response ICMP Header
// - Request IP Header
// - Request ICMP Header
// - Request Data
func (p *Pinger) getMessageLength() int {
if p.ipv4 {
calculatedLength := p.Size + (ipv4.HeaderLen+8)*2
return int(math.Max(float64(calculatedLength), float64(minimumBufferLength)))
}
calculatedLength := p.Size + (ipv6.HeaderLen+8)*2
return int(math.Max(float64(calculatedLength), float64(minimumBufferLength)))
}
// Attempts to match the ID of an ICMP packet.
func (p *Pinger) matchID(ID int) bool {
if ID != p.id {
return false
}
return true
}
// SetMark sets the SO_MARK socket option on outgoing ICMP packets.
// Setting this option requires CAP_NET_ADMIN.
func (c *icmpConn) SetMark(mark uint) error {
return ErrMarkNotSupported
}
// SetMark sets the SO_MARK socket option on outgoing ICMP packets.
// Setting this option requires CAP_NET_ADMIN.
func (c *icmpv4Conn) SetMark(mark uint) error {
return ErrMarkNotSupported
}
// SetMark sets the SO_MARK socket option on outgoing ICMP packets.
// Setting this option requires CAP_NET_ADMIN.
func (c *icmpV6Conn) SetMark(mark uint) error {
return ErrMarkNotSupported
}
// SetDoNotFragment sets the do-not-fragment bit in the IP header of outgoing ICMP packets.
func (c *icmpConn) SetDoNotFragment() error {
return ErrDFNotSupported
}
// SetDoNotFragment sets the do-not-fragment bit in the IP header of outgoing ICMP packets.
func (c *icmpv4Conn) SetDoNotFragment() error {
return ErrDFNotSupported
}
// SetDoNotFragment sets the do-not-fragment bit in the IPv6 header of outgoing ICMPv6 packets.
func (c *icmpV6Conn) SetDoNotFragment() error {
return ErrDFNotSupported
}
// No need for SetBroadcastFlag in non-linux OSes
func (c *icmpConn) SetBroadcastFlag() error {
return nil
}
func (c *icmpv4Conn) SetBroadcastFlag() error {
return nil
}
func (c *icmpV6Conn) SetBroadcastFlag() error {
return nil
}
func (c *icmpv4Conn) InstallICMPIDFilter(id int) error {
return nil
}
func (c *icmpV6Conn) InstallICMPIDFilter(id int) error {
return nil
}
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