linux-stable/include/linux/selection.h
Jiri Slaby dce05aa6ee vt: selection, introduce vc_is_sel
Avoid global variables (namely sel_cons) by introducing vc_is_sel. It
checks whether the parameter is the current selection console. This will
help putting sel_cons to a struct later.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20200219073951.16151-1-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-02-21 10:31:18 +01:00

54 lines
1.7 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* selection.h
*
* Interface between console.c, tty_io.c, vt.c, vc_screen.c and selection.c
*/
#ifndef _LINUX_SELECTION_H_
#define _LINUX_SELECTION_H_
#include <linux/tiocl.h>
#include <linux/vt_buffer.h>
struct tty_struct;
struct vc_data;
extern void clear_selection(void);
extern int set_selection_user(const struct tiocl_selection __user *sel,
struct tty_struct *tty);
extern int set_selection_kernel(struct tiocl_selection *v,
struct tty_struct *tty);
extern int paste_selection(struct tty_struct *tty);
extern int sel_loadlut(char __user *p);
extern int mouse_reporting(void);
extern void mouse_report(struct tty_struct * tty, int butt, int mrx, int mry);
bool vc_is_sel(struct vc_data *vc);
extern int console_blanked;
extern const unsigned char color_table[];
extern unsigned char default_red[];
extern unsigned char default_grn[];
extern unsigned char default_blu[];
extern unsigned short *screen_pos(struct vc_data *vc, int w_offset, int viewed);
extern u16 screen_glyph(struct vc_data *vc, int offset);
extern u32 screen_glyph_unicode(struct vc_data *vc, int offset);
extern void complement_pos(struct vc_data *vc, int offset);
extern void invert_screen(struct vc_data *vc, int offset, int count, int shift);
extern void getconsxy(struct vc_data *vc, unsigned char *p);
extern void putconsxy(struct vc_data *vc, unsigned char *p);
extern u16 vcs_scr_readw(struct vc_data *vc, const u16 *org);
extern void vcs_scr_writew(struct vc_data *vc, u16 val, u16 *org);
extern void vcs_scr_updated(struct vc_data *vc);
extern int vc_uniscr_check(struct vc_data *vc);
extern void vc_uniscr_copy_line(struct vc_data *vc, void *dest, int viewed,
unsigned int row, unsigned int col,
unsigned int nr);
#endif