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Diffstat (limited to '')
-rw-r--r-- | include/linux/devpts_fs.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/include/linux/devpts_fs.h b/include/linux/devpts_fs.h new file mode 100644 index 000000000..45f746a48 --- /dev/null +++ b/include/linux/devpts_fs.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* -*- linux-c -*- --------------------------------------------------------- * + * + * linux/include/linux/devpts_fs.h + * + * Copyright 1998-2004 H. Peter Anvin -- All Rights Reserved + * + * ------------------------------------------------------------------------- */ + +#ifndef _LINUX_DEVPTS_FS_H +#define _LINUX_DEVPTS_FS_H + +#include <linux/errno.h> + +#ifdef CONFIG_UNIX98_PTYS + +struct pts_fs_info; + +struct vfsmount *devpts_mntget(struct file *, struct pts_fs_info *); +struct pts_fs_info *devpts_acquire(struct file *); +void devpts_release(struct pts_fs_info *); + +int devpts_new_index(struct pts_fs_info *); +void devpts_kill_index(struct pts_fs_info *, int); + +/* mknod in devpts */ +struct dentry *devpts_pty_new(struct pts_fs_info *, int, void *); +/* get private structure */ +void *devpts_get_priv(struct dentry *); +/* unlink */ +void devpts_pty_kill(struct dentry *); + +/* in pty.c */ +int ptm_open_peer(struct file *master, struct tty_struct *tty, int flags); + +#else +static inline int +ptm_open_peer(struct file *master, struct tty_struct *tty, int flags) +{ + return -EIO; +} +#endif + + +#endif /* _LINUX_DEVPTS_FS_H */ |