mirror of
https://github.com/xjasonlyu/tun2socks.git
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36 lines
592 B
Go
36 lines
592 B
Go
package nat
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import (
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"net"
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"sync"
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)
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type Table struct {
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mapping sync.Map
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}
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func (t *Table) Set(key string, pc net.PacketConn) {
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t.mapping.Store(key, pc)
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}
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func (t *Table) Get(key string) net.PacketConn {
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item, exist := t.mapping.Load(key)
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if !exist {
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return nil
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}
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return item.(net.PacketConn)
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}
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func (t *Table) GetOrCreateLock(key string) (*sync.Cond, bool) {
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item, loaded := t.mapping.LoadOrStore(key, sync.NewCond(&sync.Mutex{}))
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return item.(*sync.Cond), loaded
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}
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func (t *Table) Delete(key string) {
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t.mapping.Delete(key)
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}
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func NewTable() *Table {
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return &Table{}
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}
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