mirror of
git://anongit.mindrot.org/openssh.git
synced 2024-12-16 07:04:34 +00:00
48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
/*
|
|
* Author: Tatu Ylonen <ylo@cs.hut.fi>
|
|
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
|
|
* All rights reserved
|
|
* Functions for allocating a pseudo-terminal and making it the controlling
|
|
* tty.
|
|
*
|
|
* As far as I am concerned, the code I have written for this software
|
|
* can be used freely for any purpose. Any derived versions of this
|
|
* software must be clearly marked as such, and if the derived work is
|
|
* incompatible with the protocol description in the RFC file, it must be
|
|
* called by a name other than "ssh" or "Secure Shell".
|
|
*/
|
|
|
|
/* RCSID("$OpenBSD: sshpty.h,v 1.1 2001/03/04 01:46:30 djm Exp $"); */
|
|
|
|
#ifndef SSHPTY_H
|
|
#define SSHPTY_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, int ttynamelen);
|
|
|
|
/*
|
|
* 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);
|
|
|
|
void pty_setowner(struct passwd *pw, const char *ttyname);
|
|
|
|
#endif /* SSHPTY_H */
|