41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
/*
|
|
|
|
pty.h
|
|
|
|
Author: Tatu Ylonen <ylo@cs.hut.fi>
|
|
|
|
Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
|
|
All rights reserved
|
|
|
|
Created: Fri Mar 17 05:03:28 1995 ylo
|
|
|
|
Functions for allocating a pseudo-terminal and making it the controlling
|
|
tty.
|
|
|
|
*/
|
|
|
|
/* RCSID("$Id: pty.h,v 1.1 1999/10/27 03:42:44 damien Exp $"); */
|
|
|
|
#ifndef PTY_H
|
|
#define PTY_H
|
|
|
|
/* Allocates and opens a pty. Returns 0 if no pty could be allocated,
|
|
or nonzero if a pty was successfully allocated. On success, open file
|
|
descriptors for the pty and tty sides and the name of the tty side are
|
|
returned (the buffer must be able to hold at least 64 characters). */
|
|
int pty_allocate(int *ptyfd, int *ttyfd, char *ttyname);
|
|
|
|
/* Releases the tty. Its ownership is returned to root, and permissions to
|
|
0666. */
|
|
void pty_release(const char *ttyname);
|
|
|
|
/* Makes the tty the processes controlling tty and sets it to sane modes.
|
|
This may need to reopen the tty to get rid of possible eavesdroppers. */
|
|
void pty_make_controlling_tty(int *ttyfd, const char *ttyname);
|
|
|
|
/* Changes the window size associated with the pty. */
|
|
void pty_change_window_size(int ptyfd, int row, int col,
|
|
int xpixel, int ypixel);
|
|
|
|
#endif /* PTY_H */
|