dce05aa6ee
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>
55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* selection.h
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*
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* Interface between console.c, tty_io.c, vt.c, vc_screen.c and selection.c
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*/
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#ifndef _LINUX_SELECTION_H_
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#define _LINUX_SELECTION_H_
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#include <linux/tiocl.h>
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#include <linux/vt_buffer.h>
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struct tty_struct;
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struct vc_data;
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extern void clear_selection(void);
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extern int set_selection_user(const struct tiocl_selection __user *sel,
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struct tty_struct *tty);
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extern int set_selection_kernel(struct tiocl_selection *v,
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struct tty_struct *tty);
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extern int paste_selection(struct tty_struct *tty);
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extern int sel_loadlut(char __user *p);
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extern int mouse_reporting(void);
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extern void mouse_report(struct tty_struct * tty, int butt, int mrx, int mry);
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bool vc_is_sel(struct vc_data *vc);
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extern int console_blanked;
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extern const unsigned char color_table[];
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extern unsigned char default_red[];
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extern unsigned char default_grn[];
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extern unsigned char default_blu[];
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extern unsigned short *screen_pos(struct vc_data *vc, int w_offset, int viewed);
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extern u16 screen_glyph(struct vc_data *vc, int offset);
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extern u32 screen_glyph_unicode(struct vc_data *vc, int offset);
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extern void complement_pos(struct vc_data *vc, int offset);
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extern void invert_screen(struct vc_data *vc, int offset, int count, int shift);
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extern void getconsxy(struct vc_data *vc, unsigned char *p);
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extern void putconsxy(struct vc_data *vc, unsigned char *p);
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extern u16 vcs_scr_readw(struct vc_data *vc, const u16 *org);
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extern void vcs_scr_writew(struct vc_data *vc, u16 val, u16 *org);
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extern void vcs_scr_updated(struct vc_data *vc);
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extern int vc_uniscr_check(struct vc_data *vc);
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extern void vc_uniscr_copy_line(struct vc_data *vc, void *dest, int viewed,
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unsigned int row, unsigned int col,
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unsigned int nr);
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#endif
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