CoolPotOS/include/vga.h

#ifndef CPOS_VGA_H
#define CPOS_VGA_H

#include <stddef.h>
#include <stdint.h>
#include <stdarg.h>

#define VGA_WIDTH 80
#define VGA_HEIGHT 25

#define FLAG_ALTNT_FORM 0x01
#define FLAG_ALTNT_FORM_CH '#'

#define FLAG_ZERO_PAD 0x02
#define FLAG_ZERO_PAD_CH '0'

#define FLAG_LEFT_ADJUST 0x04
#define FLAG_LEFT_ADJUST_CH '-'

#define FLAG_SPACE_BEFORE_POS_NUM 0x08
#define FLAG_SPACE_BEFORE_POS_NUM_CH ' '

#define FLAG_SIGN 0x10
#define FLAG_SIGN_CH '+'

#define FLAG_LOWER 0x20

#define INT_TYPE_CHAR 0x1
#define INT_TYPE_SHORT 0x2
#define INT_TYPE_INT 0x4
#define INT_TYPE_LONG 0x8
#define INT_TYPE_LONG_LONG 0x10
#define INT_TYPE_MIN INT_TYPE_CHAR
#define INT_TYPE_MAX INT_TYPE_LONG_LONG

#define BUF_SIZE 4096

enum vga_color {
	VGA_COLOR_BLACK = 0,
	VGA_COLOR_BLUE = 1,
	VGA_COLOR_GREEN = 2,
	VGA_COLOR_CYAN = 3,
	VGA_COLOR_RED = 4,
	VGA_COLOR_MAGENTA = 5,
	VGA_COLOR_BROWN = 6,
	VGA_COLOR_LIGHT_GREY = 7,
	VGA_COLOR_DARK_GREY = 8,
	VGA_COLOR_LIGHT_BLUE = 9,
	VGA_COLOR_LIGHT_GREEN = 10,
	VGA_COLOR_LIGHT_CYAN = 11,
	VGA_COLOR_LIGHT_RED = 12,
	VGA_COLOR_LIGHT_MAGENTA = 13,
	VGA_COLOR_LIGHT_BROWN = 14,
	VGA_COLOR_WHITE = 15,
};

void vga_install(void);
void vga_setcolor(uint8_t color);
void vga_putentryat(char c, uint8_t color, size_t x, size_t y);
void vga_putchar(char c);
void vga_write(const char* data, size_t size);
void vga_writestring(const char* data);
void vga_write_dec(uint32_t dec);
uint16_t vga_entry(unsigned char uc, uint8_t color);
void vga_clear();
void move_cursor();
void printf(const char *formet, ...);

#endif