1 files changed, 47 insertions, 0 deletions

diff --git a/sshpty.h b/sshpty.h
new file mode 100644
index 000000000..13d8e6026
--- /dev/null
+++ b/sshpty.h
@@ -0,0 +1,47 @@
+/*
+ * 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: pty.h,v 1.8 2000/09/07 20:27:52 deraadt 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, 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                          /* PTY_H */