50 lines
1000 B
Go
50 lines
1000 B
Go
package input
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import (
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"bytes"
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"encoding/hex"
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)
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// TermcapEvent represents a Termcap response event. Termcap responses are
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// generated by the terminal in response to RequestTermcap (XTGETTCAP)
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// requests.
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//
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// See: https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Operating-System-Commands
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type TermcapEvent struct {
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Values map[string]string
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IsValid bool
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}
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func parseTermcap(data []byte) TermcapEvent {
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// XTGETTCAP
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if len(data) == 0 {
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return TermcapEvent{}
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}
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tc := TermcapEvent{Values: make(map[string]string)}
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split := bytes.Split(data, []byte{';'})
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for _, s := range split {
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parts := bytes.SplitN(s, []byte{'='}, 2)
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if len(parts) == 0 {
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return TermcapEvent{}
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}
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name, err := hex.DecodeString(string(parts[0]))
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if err != nil || len(name) == 0 {
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continue
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}
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var value []byte
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if len(parts) > 1 {
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value, err = hex.DecodeString(string(parts[1]))
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if err != nil {
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continue
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}
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}
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tc.Values[string(name)] = string(value)
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}
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return tc
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}
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