46 lines
886 B
Go
46 lines
886 B
Go
package TPLinkClient
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import (
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"fmt"
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"net"
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"time"
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)
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func sendPacket(packet []byte) {
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addr, err := net.ResolveUDPAddr("udp", "255.255.255.255:29808")
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if err != nil {
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fmt.Println("Could not resolve UDP addr")
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return
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}
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conn, err := net.DialUDP("udp", nil, addr)
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if err != nil {
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fmt.Println("Failed to dial UDP")
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return
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}
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defer conn.Close()
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conn.Write(packet)
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}
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func recvPacket(buf *[]byte) int {
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listen_addr, err := net.ResolveUDPAddr("udp", "255.255.255.255:29809")
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if err != nil {
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fmt.Println("Could not resolve UDP addr")
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return -1
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}
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listener, err := net.ListenUDP("udp", listen_addr)
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if err != nil {
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fmt.Println("Failed to dial UDP")
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return -1
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}
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defer listener.Close()
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// Time out after three seconds
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listener.SetReadDeadline(time.Now().Add(3 * time.Second))
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len, _, err := listener.ReadFrom(*buf)
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if err != nil {
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return -1
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}
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return len
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}
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