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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */#ifndef _UAPI_LINUX_VT_H#define _UAPI_LINUX_VT_H
#include <linux/ioctl.h>#include <linux/types.h>
/* * These constants are also useful for user-level apps (e.g., VC * resizing). */#define MIN_NR_CONSOLES 1 /* must be at least 1 */#define MAX_NR_CONSOLES 63 /* serial lines start at 64 */ /* Note: the ioctl VT_GETSTATE does not work for consoles 16 and higher (since it returns a short) */
/* 0x56 is 'V', to avoid collision with termios and kd */
#define VT_OPENQRY 0x5600 /* find available vt */
struct vt_mode { __u8 mode; /* vt mode */ __u8 waitv; /* if set, hang on writes if not active */ __s16 relsig; /* signal to raise on release req */ __s16 acqsig; /* signal to raise on acquisition */ __s16 frsig; /* unused (set to 0) */};#define VT_GETMODE 0x5601 /* get mode of active vt */#define VT_SETMODE 0x5602 /* set mode of active vt */#define VT_AUTO 0x00 /* auto vt switching */#define VT_PROCESS 0x01 /* process controls switching */#define VT_ACKACQ 0x02 /* acknowledge switch */
struct vt_stat { __u16 v_active; /* active vt */ __u16 v_signal; /* signal to send */ __u16 v_state; /* vt bitmask */};#define VT_GETSTATE 0x5603 /* get global vt state info */#define VT_SENDSIG 0x5604 /* signal to send to bitmask of vts */
#define VT_RELDISP 0x5605 /* release display */
#define VT_ACTIVATE 0x5606 /* make vt active */#define VT_WAITACTIVE 0x5607 /* wait for vt active */#define VT_DISALLOCATE 0x5608 /* free memory associated to vt */
struct vt_sizes { __u16 v_rows; /* number of rows */ __u16 v_cols; /* number of columns */ __u16 v_scrollsize; /* number of lines of scrollback */};#define VT_RESIZE 0x5609 /* set kernel's idea of screensize */
struct vt_consize { __u16 v_rows; /* number of rows */ __u16 v_cols; /* number of columns */ __u16 v_vlin; /* number of pixel rows on screen */ __u16 v_clin; /* number of pixel rows per character */ __u16 v_vcol; /* number of pixel columns on screen */ __u16 v_ccol; /* number of pixel columns per character */};#define VT_RESIZEX 0x560A /* set kernel's idea of screensize + more */#define VT_LOCKSWITCH 0x560B /* disallow vt switching */#define VT_UNLOCKSWITCH 0x560C /* allow vt switching */#define VT_GETHIFONTMASK 0x560D /* return hi font mask */
struct vt_event { __u32 event;#define VT_EVENT_SWITCH 0x0001 /* Console switch */#define VT_EVENT_BLANK 0x0002 /* Screen blank */#define VT_EVENT_UNBLANK 0x0004 /* Screen unblank */#define VT_EVENT_RESIZE 0x0008 /* Resize display */#define VT_MAX_EVENT 0x000F __u32 oldev; /* Old console */ __u32 newev; /* New console (if changing) */ __u32 pad[4]; /* Padding for expansion */};
#define VT_WAITEVENT 0x560E /* Wait for an event */
struct vt_setactivate { __u32 console; struct vt_mode mode;};
#define VT_SETACTIVATE 0x560F /* Activate and set the mode of a console */
/* get console size and cursor position */struct vt_consizecsrpos { __u16 con_rows; /* number of console rows */ __u16 con_cols; /* number of console columns */ __u16 csr_row; /* current cursor's row */ __u16 csr_col; /* current cursor's column */};#define VT_GETCONSIZECSRPOS _IOR('V', 0x10, struct vt_consizecsrpos)
#endif /* _UAPI_LINUX_VT_H */