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36 lines
646 B
Go
36 lines
646 B
Go
package termios
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import (
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"errors"
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"syscall"
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"unsafe"
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)
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func open_pty_master() (uintptr, error) {
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return open_device("/dev/ptmx")
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}
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func Ptsname(fd uintptr) (string, error) {
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n := make([]byte, _IOC_PARM_LEN(syscall.TIOCPTYGNAME))
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err := ioctl(fd, syscall.TIOCPTYGNAME, uintptr(unsafe.Pointer(&n[0])))
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if err != nil {
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return "", err
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}
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for i, c := range n {
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if c == 0 {
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return string(n[:i]), nil
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}
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}
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return "", errors.New("TIOCPTYGNAME string not NUL-terminated")
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}
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func grantpt(fd uintptr) error {
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return ioctl(fd, syscall.TIOCPTYGRANT, 0)
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}
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func unlockpt(fd uintptr) error {
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return ioctl(fd, syscall.TIOCPTYUNLK, 0)
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}
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