1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
|
#ifndef YOT_OS_LIBC16
#define YOT_OS_LIBC16
#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
#define exit(globalvar) \
asm "mov sp, bp"; \
asm "mov ax, [_" #globalvar "]" ; \
asm "pop bp"; \
asm "retf"
/* str_out.s */
void putint(unsigned short); /* 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_putchar(int);
void chv_putchar_color(int, int);
void chv_backspace(void);
void chv_clear(void);
void chv_scroll(int);
char chv_memread(int);
void chv_memwrite(int, char);
#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);
void char_vga_frombios(void);
void char_vga_tobios(void);
/* 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);
/* 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);
/* 同上，但是是進階版 */
#endif
|
