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#ifndef YOT_OS_KERNEL32_LIB
#define YOT_OS_KERNEL32_LIB
#ifndef NULL
#define NULL ((char*)0)
#endif
#ifndef EOF
#define EOF (-1)
#endif
#ifndef bool
#define bool char
#endif
#ifndef true
#define true 1
#endif
#ifndef false
#define false 0
#endif
/* str_out.s */
void putint(unsigned long); /* 以 10 進位顯示一個 word (unsigned) */
void putcharhex(char); /* 以 16 進位顯示一個 byte */
void putstr(const char*); /* 顯示一個字串，'\0' 是結束 */
/* char_in.s */
#define GETCH_SCANCODE(code16) (((code16) & 0xff00) >> 8)
#define GETCH_ASCII(code16) ((code16) & 0x00ff)
int getch(void);
/* char_vga.s + char_vhl.c */
#define CHAR_VGA_POSITION(x,y) (((y)*80)+(x))
#define CHAR_VGA_GETX(n) ((n)%80)
#define CHAR_VGA_GETY(n) ((n)/80)
#define CHAR_VGA_SCREENX 80
#define CHAR_VGA_SCREENY 25
#define CHAR_VGA_SCREENSIZE ((CHAR_VGA_SCREENX)*(CHAR_VGA_SCREENY))
#define CHAR_VGA_MMIOSIZE ((CHAR_VGA_SCREENSIZE)*2)
#define CHV_COLORPAIR(fg,bg) ((fg) | ((bg) << 4))
#define CHV_COLOR_BLACK 0
#define CHV_COLOR_BLUE 1
#define CHV_COLOR_GREEN 2
#define CHV_COLOR_CYAN 3
#define CHV_COLOR_RED 4
#define CHV_COLOR_MAGENTA 5
#define CHV_COLOR_BROWN 6
#define CHV_COLOR_LIGHT_GRAY 7
#define CHV_COLOR_GRAY 8
#define CHV_COLOR_LIGHT_BLUE 9
#define CHV_COLOR_LIGHT_GREEN 10
#define CHV_COLOR_LIGHT_CYAN 11
#define CHV_COLOR_LIGHT_RED 12
#define CHV_COLOR_LIGHT_MAGNETA 13
#define CHV_COLOR_LIGHT_BROWN 14
#define CHV_COLOR_WHITE 15
typedef struct char_vga_position{
int x, y;
} XYCOORD;
void chv_init_cursor(void);
void chv_sync_cursor(void);
void chv_reset_cursor(void);
void chv_get_cursor(XYCOORD*);
void chv_set_cursor(const XYCOORD*);
void chv_set_cursor_direct(int, int);
void chv_movenext_cursor(void);
void chv_moveprev_cursor(void);
void chv_move_cursor(int);
void chv_next_line(void);
void chv_putchar(int);
void chv_putchar_color(int, int);
void chv_backspace(void);
void chv_clear(void);
void chv_scroll(int);
#define chv_memread(position) \
(*((char*)((0xb8000)+(position))))
#define chv_memwrite(position,byte) \
((*((char*)((0xb8000)+(position)))) = (byte))
#define chv_screen_write_char(position,character) \
chv_memwrite(((position)*2), (character))
#define chv_screen_write_color(position,color) \
chv_memwrite(((position)*2+1), (color))
int char_vga_get_cursor(void);
void char_vga_set_cursor(int);
/* keyboard scan codes */
#define KEYDOWN_SCANCODE_ESC 0x01
#define KEYDOWN_SCANCODE_BS 0x0e
#define KEYDOWN_SCANCODE_TAB 0x0f
#define KEYDOWN_SCANCODE_ENTER 0x1c
#define KEYDOWN_SCANCODE_CTRL 0x1d
#define KEYDOWN_SCANCODE_LEFT_SHIFT 0x2a
#define KEYDOWN_SCANCODE_RIGHT_SHIFT 0x36
#define KEYDOWN_SCANCODE_PRINT_SCREEN 0x37
#define KEYDOWN_SCANCODE_ALT 0x38
#define KEYDOWN_SCANCODE_SPACE 0x39
#define KEYDOWN_SCANCODE_CAPS_LOCK 0x3a
#define KEYDOWN_SCANCODE_FUNCTION(n) (0x3a+(n)) /* F1 ~ F10，其他不適用 */
#define KEYDOWN_SCANCODE_NUM_LOCK 0x45
#define KEYDOWN_SCANCODE_SCROLL_LOCK 0x46
#define KEYDOWN_SCANCODE_HOME 0x47
#define KEYDOWN_SCANCODE_UP 0x48
#define KEYDOWN_SCANCODE_PAGE_UP 0x49
#define KEYDOWN_SCANCODE_LEFT 0x4b
#define KEYDOWN_SCANCODE_RIGHT 0x4d
#define KEYDOWN_SCANCODE_END 0x4f
#define KEYDOWN_SCANCODE_DOWN 0x50
#define KEYDOWN_SCANCODE_PAGE_DOWN 0x51
#define KEYDOWN_SCANCODE_INSERT 0x52
#define KEYDOWN_SCANCODE_DELETE 0x53
/* keypad */
#define KEYDOWN_SCANCODE_KEYPAD_ENTER 0x1c
#define KEYDOWN_SCANCODE_KEYPAD_SLASH 0x35
#define KEYDOWN_SCANCODE_KEYPAD_STAR 0x37
#define KEYDOWN_SCANCODE_KEYPAD_7 0x47
#define KEYDOWN_SCANCODE_KEYPAD_8 0x48
#define KEYDOWN_SCANCODE_KEYPAD_9 0x49
#define KEYDOWN_SCANCODE_KEYPAD_MINUS 0x4a
#define KEYDOWN_SCANCODE_KEYPAD_4 0x4b
#define KEYDOWN_SCANCODE_KEYPAD_5 0x4c
#define KEYDOWN_SCANCODE_KEYPAD_6 0x4d
#define KEYDOWN_SCANCODE_KEYPAD_ADD 0x4e
#define KEYDOWN_SCANCODE_KEYPAD_1 0x4f
#define KEYDOWN_SCANCODE_KEYPAD_2 0x50
#define KEYDOWN_SCANCODE_KEYPAD_3 0x51
#define KEYDOWN_SCANCODE_KEYPAD_0 0x52
#define KEYDOWN_SCANCODE_KEYPAD_DOT 0x53
/* str_in.c */
int getstr(char*, int, int);
/* 讀入一行的函式
* ARG1 = 要存到哪裡
* ARG2 = 最多可以讀多長（'\0' 不計入，但要自行保留空間）
* RVAL = 實際讀了幾個字 */
int yotrl(char*, const char*, int, int);
/* 同上，但是是進階版 */
/* strbasic.c */
int strcmp(const char*, const char*);
int strtos(const char*, unsigned int*);
#endif
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