115 lines
1.8 KiB
Go
115 lines
1.8 KiB
Go
package tty
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import (
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"bytes"
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)
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// Window represents the size of a PTY window.
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type Window struct {
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Columns uint32
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Rows uint32
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Width uint32
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Height uint32
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}
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// Pty represents a PTY request and configuration.
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type Pty struct {
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Term string
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Columns uint32
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Rows uint32
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Width uint32
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Height uint32
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Modelist string
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}
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type Environ struct {
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Key string
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Value string
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}
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type TermInfo struct {
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Term string
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Cols uint32
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Rows uint32
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Modelist string
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}
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type CommandLine struct {
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Command string
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}
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type ExitStatus struct {
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Status uint32
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}
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func (i *TermInfo) ToWindow() (*Window) {
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if i == nil {
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return nil
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}
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return &Window{
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Columns: i.Cols,
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Rows: i.Rows,
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Width: 8 * i.Cols,
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Height: 8 * i.Rows,
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}
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}
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func (i *TermInfo) ToPty() (*Pty) {
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if i == nil {
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return nil
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}
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return &Pty{
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Term: i.Term,
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Columns: i.Cols,
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Rows: i.Rows,
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Width: 8 * i.Cols,
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Height: 8 * i.Rows,
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Modelist: i.Modelist,
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}
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}
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func (i *TermInfo) TermMap() (mode map[uint8]uint32) {
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mode = make(map[uint8]uint32)
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if i == nil {
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return
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}
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reader := bytes.NewReader([]byte(i.Modelist))
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buf := make([]byte, 4)
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for {
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if k, err := reader.ReadByte(); err != nil {
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break
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} else if read, err := reader.Read(buf); err != nil {
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break
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} else if read != 4 {
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break
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} else {
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mode[uint8(k)] = uint32(buf[0])<<24 | uint32(buf[1])<<16 | uint32(buf[2])<<9 | uint32(buf[3])<<0
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}
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}
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return mode
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}
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func (p *Pty) ToTermInfo() (*TermInfo) {
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if p == nil {
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return nil
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}
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return &TermInfo{
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Term: p.Term,
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Cols: p.Columns,
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Rows: p.Rows,
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Modelist: p.Modelist,
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}
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}
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func (p *Pty) ToWindow() (*Window) {
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if p == nil {
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return nil
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}
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return &Window{
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Columns: p.Columns,
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Rows: p.Rows,
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Width: 8 * p.Columns,
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Height: 8 * p.Rows,
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}
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}
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