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Mon 14 Oct 23:06:38 CEST 2024

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sbosse 2024-10-14 23:08:42 +02:00
parent 43207b5d5a
commit 782fce7e32
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kernel/console.h Normal file
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/*
Copyright (C) 2015-2019 The University of Notre Dame
This software is distributed under the GNU General Public License.
See the file LICENSE for details.
*/
#ifndef CONSOLE_H
#define CONSOLE_H
#include "kernel/types.h"
#include "window.h"
#include "device.h"
#include "string.h"
/*
console_create_root creates the very first global console that
is used for kernel debug output. The singleton "console_root"
must be statically allocated so that is usable at early
startup before memory allocation is available.
*/
extern struct console console_root;
struct console * console_create_root();
/*
Any number of other consoles can be created and manipulated
on top of existing windows.
*/
struct console * console_create( struct window *w );
struct console * console_addref( struct console *c );
void console_delete( struct console *c );
void console_reset( struct console *c );
int console_post( struct console *c, const char *data, int length );
int console_write( struct console *c, const char *data, int length );
int console_read( struct console *c, char *data, int length );
int console_read_nonblock( struct console *c, char *data, int length );
int console_getchar( struct console *c );
void console_putchar( struct console *c, char ch );
void console_putstring( struct console *c, const char *str );
void console_heartbeat( struct console *c );
void console_size( struct console *c, int *xsize, int *ysize );
#endif