Method ReadStatusWithLines

ssh/protocol.go:218–256

ReadStatusWithLines reads a status, arguments, and a set of text lines.

()

// ReadStatusWithLines reads a status, arguments, and a set of text lines.
func (conn *PktlineConnection) ReadStatusWithLines() (int, []string, []string, error) {
	args := make([]string, 0, 100)
	lines := make([]string, 0, 100)
	status := 0
	seenDelim := false
	seenStatus := false
	for {
		s, pktLen, err := conn.pl.ReadPacketTextWithLength()
		if err != nil {
			return 0, nil, nil, errors.NewProtocolError(tr.Tr.Get("error reading packet"), err)
		}
		switch {
		case pktLen == 0:
			if !seenStatus {
				return 0, nil, nil, errors.NewProtocolError(tr.Tr.Get("no status seen"), nil)
			}
			return status, args, lines, nil
		case seenDelim:
			lines = append(lines, s)
		case !seenStatus:
			ok := false
			if strings.HasPrefix(s, "status ") {
				status, err = strconv.Atoi(s[7:])
				ok = err == nil
			}
			if !ok {
				return 0, nil, nil, errors.NewProtocolError(tr.Tr.Get("expected status line, got %q", s), err)
			}
			seenStatus = true
		case pktLen == 1:
			if seenDelim {
				return 0, nil, nil, errors.NewProtocolError(tr.Tr.Get("unexpected delimiter packet"), nil)
			}
			seenDelim = true
		default:
			args = append(args, s)
		}
	}
}