126 lines
3 KiB
C
126 lines
3 KiB
C
/*
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* Copyright 2010 Stefan Lankes, Chair for Operating Systems,
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* RWTH Aachen University
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* This file is part of MetalSVM.
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*/
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/**
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* @author Stefan Lankes
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* @file include/metalsvm/stdio.h
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* @brief Stringstream related functions. Mainly printf-stuff.
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*/
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#ifndef __STDIO_H__
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#define __STDIO_H__
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#include <metalsvm/config.h>
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#include <metalsvm/stddef.h>
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#include <metalsvm/stdarg.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Forces all write operations
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*/
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int kflush(void);
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/**
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* Works like the ANSI C function puts
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*/
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int kputs(const char *);
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/**
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* Works like the ANSI c function putchar
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*/
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int kputchar(int);
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/**
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* Works like the ANSI C function printf
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*/
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int kprintf(const char*, ...);
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/**
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* Works like the ANSI c function sprintf
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*/
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int ksprintf(char *str, const char *format, ...);
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/**
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* Works like the ANSI c function sprintf
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*/
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int ksnprintf(char *str, size_t size, const char *format, ...);
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/**
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* Initialize the I/O functions
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*/
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int koutput_init(void);
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/**
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* Scaled down version of printf(3)
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*/
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int kvprintf(char const *fmt, void (*func) (int, void *), void *arg, int radix, va_list ap);
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struct vfs_node;
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/**
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* Init function to create a character device which represents all kernel messages
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*/
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int kmsg_init(struct vfs_node* node, const char *name);
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/** @brief Set a new foreground color for kprintf and kputchar.
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*
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* The color change will affect any procedure using vga_putchar()/vga_puts().
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* This procedure pushes the color onto a colorstack making you
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* able to revert this change just with a popfg().
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* */
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void pushfg(unsigned char fgcol);
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/** @brief Set a new background color for kprintf and kputchar.
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*
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* The color change will affect any procedure using vga_putchar()/vga_puts().
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* This procedure pushes the color onto a colorstack making you
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* able to revert this change just with a popbg().
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* */
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void pushbg(unsigned char bgcol);
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#define COL_BLACK 0
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#define COL_BLUE 1
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#define COL_GREEN 2
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#define COL_CYAN 3
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#define COL_RED 4
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#define COL_MAGENTA 5
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#define COL_BROWN 6
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#define COL_LGRAY 7
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#define COL_DGRAY 8
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#define COL_LBLUE 9
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#define COL_LGREEN 10
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#define COL_LCYAN 11
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#define COL_LRED 12
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#define COL_LMAGENTA 13
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#define COL_LYELLOW 14
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#define COL_WHITE 15
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/** @brief Revert the last foreground color change introduced by pushfg() */
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void popfg();
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/** @brief Revert the last background color change introduced by pushfg() */
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void popbg();
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#ifdef __cplusplus
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}
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#endif
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#endif
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