lbbs/include/io.h

/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
 * io
 *   - basic terminal-based user input / output features
 *
 * Copyright (C) 2004-2026  Leaflet <leaflet@leafok.com>
 */

#ifndef _IO_H_
#define _IO_H_

#include <iconv.h>
#include <stdio.h>

enum io_key_t
{
    CR = '\r',
    LF = '\n',
    BACKSPACE = '\b',
    BELL = '\7',
    KEY_TAB = '\t',
    KEY_ESC = '\033',
    KEY_SPACE = '\040',

    // Expand key
    KEY_NULL = 0xffff,
    KEY_TIMEOUT = 0xfffe,
    KEY_CONTROL = 0xff,
    KEY_BACKSPACE = 0x7f,
    KEY_UP = 0x0101,
    KEY_DOWN = 0x0102,
    KEY_RIGHT = 0x0103,
    KEY_LEFT = 0x0104,
    KEY_CSI = 0x011b, // ESC ESC
    KEY_HOME = 0x0201,
    KEY_INS = 0x0202,
    KEY_DEL = 0x0203,
    KEY_END = 0x0204,
    KEY_PGUP = 0x0205,
    KEY_PGDN = 0x0206,

    KEY_F1 = 0x0207,
    KEY_F2 = 0x0208,
    KEY_F3 = 0x0209,
    KEY_F4 = 0x020a,
    KEY_F5 = 0x020b,
    KEY_F6 = 0x020c,
    KEY_F7 = 0x020d,
    KEY_F8 = 0x020e,
    KEY_F9 = 0x020f,
    KEY_F10 = 0x0210,
    KEY_F11 = 0x0211,
    KEY_F12 = 0x0212,

    KEY_SHIFT_F1 = 0x0213,
    KEY_SHIFT_F2 = 0x0214,
    KEY_SHIFT_F3 = 0x0215,
    KEY_SHIFT_F4 = 0x0216,
    KEY_SHIFT_F5 = 0x0217,
    KEY_SHIFT_F6 = 0x0218,
    KEY_SHIFT_F7 = 0x0219,
    KEY_SHIFT_F8 = 0x021a,
    KEY_SHIFT_F9 = 0x021b,
    KEY_SHIFT_F10 = 0x021c,
    KEY_SHIFT_F11 = 0x021d,
    KEY_SHIFT_F12 = 0x021e,

    KEY_CTRL_F1 = 0x021f,
    KEY_CTRL_F2 = 0x0220,
    KEY_CTRL_F3 = 0x0221,
    KEY_CTRL_F4 = 0x0222,
    KEY_CTRL_F5 = 0x0223,
    KEY_CTRL_F6 = 0x0224,
    KEY_CTRL_F7 = 0x0225,
    KEY_CTRL_F8 = 0x0226,
    KEY_CTRL_F9 = 0x0227,
    KEY_CTRL_F10 = 0x0228,
    KEY_CTRL_F11 = 0x0229,
    KEY_CTRL_F12 = 0x022a,

    KEY_CTRL_UP = 0x0230,
    KEY_CTRL_DOWN = 0x0231,
    KEY_CTRL_RIGHT = 0x0232,
    KEY_CTRL_LEFT = 0x0233,
    KEY_CTRL_HOME = 0x0234,
    KEY_CTRL_END = 0x0235,
};

#define Ctrl(C) ((C) - 'A' + 1)

enum io_echo_t
{
    NOECHO = 0,
    DOECHO = 1,
};

enum io_iconv_t
{
    CHARSET_MAX_LEN = 20,
};

extern const char BBS_default_charset[CHARSET_MAX_LEN + 1];
extern char stdio_charset[CHARSET_MAX_LEN + 1];

extern int io_init(void);
extern void io_cleanup(void);

extern int prints(const char *format, ...);
extern int outc(char c);
extern int iflush(void);

extern int igetch(int timeout);
extern int igetch_t(int sec);
extern void igetch_reset(void);

extern int io_buf_conv(iconv_t cd, char *p_buf, int *p_buf_len, int *p_buf_offset, char *p_conv, size_t conv_size, int *p_conv_len);
extern int io_conv_init(const char *charset);
extern int io_conv_cleanup(void);

#endif //_IO_H_
1	sysadm	1.26	/* SPDX-License-Identifier: GPL-3.0-or-later */
2			/*
3			* io
4			* - basic terminal-based user input / output features
5			*
6	sysadm	1.31	* Copyright (C) 2004-2026 Leaflet <leaflet@leafok.com>
7	sysadm	1.26	*/
8	sysadm	1.1
9	sysadm	1.9	#ifndef _IO_H_
10			#define _IO_H_
11
12	sysadm	1.22	#include <iconv.h>
13	sysadm	1.1	#include <stdio.h>
14
15	sysadm	1.28	enum io_key_t
16			{
17			CR = '\r',
18			LF = '\n',
19			BACKSPACE = '\b',
20	sysadm	1.32	BELL = '\7',
21			KEY_TAB = '\t',
22			KEY_ESC = '\033',
23	sysadm	1.28	KEY_SPACE = '\040',
24
25			// Expand key
26			KEY_NULL = 0xffff,
27			KEY_TIMEOUT = 0xfffe,
28			KEY_CONTROL = 0xff,
29	sysadm	1.33	KEY_BACKSPACE = 0x7f,
30	sysadm	1.28	KEY_UP = 0x0101,
31			KEY_DOWN = 0x0102,
32			KEY_RIGHT = 0x0103,
33			KEY_LEFT = 0x0104,
34			KEY_CSI = 0x011b, // ESC ESC
35			KEY_HOME = 0x0201,
36			KEY_INS = 0x0202,
37			KEY_DEL = 0x0203,
38			KEY_END = 0x0204,
39			KEY_PGUP = 0x0205,
40			KEY_PGDN = 0x0206,
41
42			KEY_F1 = 0x0207,
43			KEY_F2 = 0x0208,
44			KEY_F3 = 0x0209,
45			KEY_F4 = 0x020a,
46			KEY_F5 = 0x020b,
47			KEY_F6 = 0x020c,
48			KEY_F7 = 0x020d,
49			KEY_F8 = 0x020e,
50			KEY_F9 = 0x020f,
51			KEY_F10 = 0x0210,
52			KEY_F11 = 0x0211,
53			KEY_F12 = 0x0212,
54
55			KEY_SHIFT_F1 = 0x0213,
56			KEY_SHIFT_F2 = 0x0214,
57			KEY_SHIFT_F3 = 0x0215,
58			KEY_SHIFT_F4 = 0x0216,
59			KEY_SHIFT_F5 = 0x0217,
60			KEY_SHIFT_F6 = 0x0218,
61			KEY_SHIFT_F7 = 0x0219,
62			KEY_SHIFT_F8 = 0x021a,
63			KEY_SHIFT_F9 = 0x021b,
64			KEY_SHIFT_F10 = 0x021c,
65			KEY_SHIFT_F11 = 0x021d,
66			KEY_SHIFT_F12 = 0x021e,
67
68			KEY_CTRL_F1 = 0x021f,
69			KEY_CTRL_F2 = 0x0220,
70			KEY_CTRL_F3 = 0x0221,
71			KEY_CTRL_F4 = 0x0222,
72			KEY_CTRL_F5 = 0x0223,
73			KEY_CTRL_F6 = 0x0224,
74			KEY_CTRL_F7 = 0x0225,
75			KEY_CTRL_F8 = 0x0226,
76			KEY_CTRL_F9 = 0x0227,
77			KEY_CTRL_F10 = 0x0228,
78			KEY_CTRL_F11 = 0x0229,
79			KEY_CTRL_F12 = 0x022a,
80
81			KEY_CTRL_UP = 0x0230,
82			KEY_CTRL_DOWN = 0x0231,
83			KEY_CTRL_RIGHT = 0x0232,
84			KEY_CTRL_LEFT = 0x0233,
85			KEY_CTRL_HOME = 0x0234,
86			KEY_CTRL_END = 0x0235,
87			};
88	sysadm	1.3
89	sysadm	1.11	#define Ctrl(C) ((C) - 'A' + 1)
90	sysadm	1.2
91	sysadm	1.28	enum io_echo_t
92			{
93			NOECHO = 0,
94			DOECHO = 1,
95			};
96	sysadm	1.10
97	sysadm	1.29	enum io_iconv_t
98			{
99			CHARSET_MAX_LEN = 20,
100			};
101	sysadm	1.23
102	sysadm	1.29	extern const char BBS_default_charset[CHARSET_MAX_LEN + 1];
103			extern char stdio_charset[CHARSET_MAX_LEN + 1];
104	sysadm	1.23
105	sysadm	1.30	extern int io_init(void);
106			extern void io_cleanup(void);
107
108	sysadm	1.12	extern int prints(const char *format, ...);
109	sysadm	1.17	extern int outc(char c);
110	sysadm	1.18	extern int iflush(void);
111	sysadm	1.12
112	sysadm	1.18	extern int igetch(int timeout);
113			extern int igetch_t(int sec);
114	sysadm	1.22	extern void igetch_reset(void);
115	sysadm	1.18
116	sysadm	1.22	extern int io_buf_conv(iconv_t cd, char p_buf, int p_buf_len, int p_buf_offset, char p_conv, size_t conv_size, int *p_conv_len);
117	sysadm	1.23	extern int io_conv_init(const char *charset);
118			extern int io_conv_cleanup(void);
119	sysadm	1.12
120	sysadm	1.9	#endif //_IO_H_
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