/* 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(const struct vc_data *vc, int w_offset,

  		bool viewed);

  extern u16 screen_glyph(const struct vc_data *vc, int offset);
  extern u32 screen_glyph_unicode(const 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, bool viewed);

  extern void getconsxy(const struct vc_data *vc, unsigned char xy[static 2]);
  extern void putconsxy(struct vc_data *vc, unsigned char xy[static const 2]);

  extern u16 vcs_scr_readw(const 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(const struct vc_data *vc, void *dest,

  				bool viewed,

  				unsigned int row, unsigned int col,
  				unsigned int nr);

  #endif