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package portmapper
import (
"net"
"sync"
"github.com/docker/libnetwork/portallocator"
)
// PortMapper manages the network address translation
type PortMapper struct {
bridgeName string
// udp:ip:port
currentMappings map[string]*mapping
lock sync.Mutex
proxyPath string
Allocator *portallocator.PortAllocator
}
// AppendForwardingTableEntry adds a port mapping to the forwarding table
func (pm *PortMapper) AppendForwardingTableEntry(proto string, sourceIP net.IP, sourcePort int, containerIP string, containerPort int) error {
return nil
}
// DeleteForwardingTableEntry removes a port mapping from the forwarding table
func (pm *PortMapper) DeleteForwardingTableEntry(proto string, sourceIP net.IP, sourcePort int, containerIP string, containerPort int) error {
return nil
}
// checkIP checks if IP is valid and matching to chain version
func (pm *PortMapper) checkIP(ip net.IP) bool {
// no IPv6 for port mapper on windows -> only IPv4 valid
return ip.To4() != nil
}
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