65 lines
992 B
Go
65 lines
992 B
Go
package communication
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import (
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"bytes"
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"encoding/gob"
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)
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const (
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SERVER_COMMAND = 1 + iota
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SERVER_MESSAGE
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CLIENT_RESPONSE
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P2P_MESSAGE
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)
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const (
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V1 = 1 + iota
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)
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const (
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NICKNAME = 1
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)
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type communicationMessage struct {
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Type uint8
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Data []byte
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}
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func AskClientNickname() ([]byte, error) {
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c := communicationMessage{
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Type: SERVER_COMMAND,
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Data: []byte{NICKNAME},
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}
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return c.Bytes()
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}
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func JustGetMessage(msg []byte) ([]byte, error) {
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c := communicationMessage{
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Type: SERVER_MESSAGE,
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Data: msg,
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}
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return c.Bytes()
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}
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func (c *communicationMessage) Bytes() ([]byte, error) {
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var buf bytes.Buffer
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encoder := gob.NewEncoder(&buf)
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err := encoder.Encode(c)
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if err != nil {
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return nil, err
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}
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return buf.Bytes(), nil
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}
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func Decode(serverBytes []byte) (*communicationMessage, error) {
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var c communicationMessage
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buf := bytes.NewBuffer(serverBytes)
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decoder := gob.NewDecoder(buf)
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err := decoder.Decode(&c)
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if err != nil {
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return nil, err
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}
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return &c, nil
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}
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