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/* SPDX-License-Identifier: GPL-3.0-or-later */
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/*
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* io
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* - basic terminal-based user input / output features
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*
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* Copyright (C) 2004-2026 Leaflet <leaflet@leafok.com>
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*/
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#ifndef _IO_H_
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#define _IO_H_
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#include <iconv.h>
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#include <stdio.h>
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enum io_key_t
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{
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CR = '\r',
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LF = '\n',
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BACKSPACE = '\b',
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BELL = '\7',
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KEY_TAB = '\t',
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KEY_ESC = '\033',
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KEY_SPACE = '\040',
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// Expand key
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KEY_NULL = 0xffff,
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KEY_TIMEOUT = 0xfffe,
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KEY_CONTROL = 0xff,
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KEY_BACKSPACE = 0x7f,
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KEY_UP = 0x0101,
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KEY_DOWN = 0x0102,
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KEY_RIGHT = 0x0103,
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KEY_LEFT = 0x0104,
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KEY_CSI = 0x011b, // ESC ESC
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KEY_HOME = 0x0201,
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KEY_INS = 0x0202,
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KEY_DEL = 0x0203,
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KEY_END = 0x0204,
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KEY_PGUP = 0x0205,
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KEY_PGDN = 0x0206,
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KEY_F1 = 0x0207,
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KEY_F2 = 0x0208,
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KEY_F3 = 0x0209,
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KEY_F4 = 0x020a,
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KEY_F5 = 0x020b,
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KEY_F6 = 0x020c,
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KEY_F7 = 0x020d,
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KEY_F8 = 0x020e,
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KEY_F9 = 0x020f,
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KEY_F10 = 0x0210,
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KEY_F11 = 0x0211,
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KEY_F12 = 0x0212,
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KEY_SHIFT_F1 = 0x0213,
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KEY_SHIFT_F2 = 0x0214,
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KEY_SHIFT_F3 = 0x0215,
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KEY_SHIFT_F4 = 0x0216,
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KEY_SHIFT_F5 = 0x0217,
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KEY_SHIFT_F6 = 0x0218,
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KEY_SHIFT_F7 = 0x0219,
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KEY_SHIFT_F8 = 0x021a,
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KEY_SHIFT_F9 = 0x021b,
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KEY_SHIFT_F10 = 0x021c,
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KEY_SHIFT_F11 = 0x021d,
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KEY_SHIFT_F12 = 0x021e,
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KEY_CTRL_F1 = 0x021f,
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KEY_CTRL_F2 = 0x0220,
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KEY_CTRL_F3 = 0x0221,
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KEY_CTRL_F4 = 0x0222,
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KEY_CTRL_F5 = 0x0223,
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KEY_CTRL_F6 = 0x0224,
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KEY_CTRL_F7 = 0x0225,
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KEY_CTRL_F8 = 0x0226,
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KEY_CTRL_F9 = 0x0227,
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KEY_CTRL_F10 = 0x0228,
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KEY_CTRL_F11 = 0x0229,
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KEY_CTRL_F12 = 0x022a,
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KEY_CTRL_UP = 0x0230,
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KEY_CTRL_DOWN = 0x0231,
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KEY_CTRL_RIGHT = 0x0232,
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KEY_CTRL_LEFT = 0x0233,
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KEY_CTRL_HOME = 0x0234,
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KEY_CTRL_END = 0x0235,
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};
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#define Ctrl(C) ((C) - 'A' + 1)
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enum io_echo_t
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{
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NOECHO = 0,
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DOECHO = 1,
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};
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enum io_iconv_t
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{
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CHARSET_MAX_LEN = 20,
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};
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extern const char BBS_default_charset[CHARSET_MAX_LEN + 1];
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extern char stdio_charset[CHARSET_MAX_LEN + 1];
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extern int io_init(void);
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extern void io_cleanup(void);
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extern int prints(const char *format, ...);
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extern int outc(char c);
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extern int iflush(void);
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extern int igetch(int timeout);
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extern int igetch_t(int sec);
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extern void igetch_reset(void);
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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);
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extern int io_conv_init(const char *charset);
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extern int io_conv_cleanup(void);
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#endif //_IO_H_
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