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/**
* vimb - a webkit based vim like browser.
*
* Copyright (C) 2012-2016 Daniel Carl
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
#ifndef _ASCII_H
#define _ASCII_H
#define VB_UPPER 0x01
#define VB_LOWER 0x02
#define VB_DIGIT 0x04
#define VB_SPACE 0x08
#define VB_PUNKT 0x10
#define VB_CTRL 0x20
#define U VB_UPPER
#define L VB_LOWER
#define D VB_DIGIT
#define P VB_PUNKT
#define S VB_SPACE
#define C VB_CTRL
#define SC VB_SPACE|VB_CTRL
static const unsigned char chartable[256] = {
/* 0x00-0x0f */ C, C, C, C, C, C, C, C, C, SC, SC, C, SC, SC, C, C,
/* 0x10-0x1f */ C, C, C, C, C, C, C, C, C, C, C, C, C, C, C, C,
/* 0x20-0x2f */ S, P, P, P, P, P, P, P, P, P, P, P, P, P, P, P,
/* 0x30-0x3f */ D, D, D, D, D, D, D, D, D, D, P, P, P, P, P, P,
/* 0x40-0x4f */ P, U, U, U, U, U, U, U, U, U, U, U, U, U, U, U,
/* 0x50-0x5f */ U, U, U, U, U, U, U, U, U, U, U, P, P, P, P, P,
/* 0x60-0x6f */ P, L, L, L, L, L, L, L, L, L, L, L, L, L, L, L,
/* 0x70-0x7f */ L, L, L, L, L, L, L, L, L, L, L, P, P, P, P, C,
/* 0x80-0x8f */ P, P, P, P, P, P, P, P, P, P, P, P, P, P, P, P,
/* 0x90-0x9f */ P, P, P, P, P, P, P, P, P, P, P, P, P, P, P, P,
/* 0xa0-0xaf */ P, P, P, P, P, P, P, P, P, P, P, P, P, P, P, P,
/* 0xb0-0xbf */ P, P, P, P, P, P, P, P, P, P, P, P, P, P, P, P,
/* 0xc0-0xcf */ P, P, P, P, P, P, P, P, P, P, P, P, P, P, P, P,
/* 0xd0-0xdf */ P, P, P, P, P, P, P, P, P, P, P, P, P, P, P, P,
/* 0xe0-0xef */ P, P, P, P, P, P, P, P, P, P, P, P, P, P, P, P,
/* 0xf0-0xff */ P, P, P, P, P, P, P, P, P, P, P, P, P, P, P, P
};
#undef U
#undef L
#undef D
#undef P
#undef S
#undef C
#undef SC
#define VB_IS_UPPER(c) ((chartable[(unsigned char)c] & VB_UPPER) != 0)
#define VB_IS_LOWER(c) ((chartable[(unsigned char)c] & VB_LOWER) != 0)
#define VB_IS_DIGIT(c) ((chartable[(unsigned char)c] & VB_DIGIT) != 0)
#define VB_IS_PUNKT(c) ((chartable[(unsigned char)c] & VB_PUNKT) != 0)
#define VB_IS_SPACE(c) ((chartable[(unsigned char)c] & VB_SPACE) != 0)
#define VB_IS_CTRL(c) ((chartable[(unsigned char)c] & VB_CTRL) != 0)
#define VB_IS_SEPARATOR(c) (VB_IS_SPACE(c) || c == '"' || c == '\'')
#define VB_IS_ALPHA(c) (VB_IS_LOWER(c) || VB_IS_UPPER(c))
#define VB_IS_ALNUM(c) (VB_IS_ALPHA(c) || VB_IS_DIGIT(c))
#define VB_IS_IDENT(c) (VB_IS_ALNUM(c) || c == '_')
/* CSI (control sequence introducer) is the first byte of a control sequence
* and is always followed by two bytes. */
#define CSI 0x80
#define CSI_STR "\x80"
/* get internal representation for conrol character ^C */
#define CTRL(c) ((c) ^ 0x40)
#define IS_SPECIAL(c) (c < 0)
#define TERMCAP2KEY(a, b) (-((a) + ((int)(b) << 8)))
#define KEY2TERMCAP0(x) ((-(x)) & 0xff)
#define KEY2TERMCAP1(x) (((unsigned)(-(x)) >> 8) & 0xff)
#define KEY_TAB '\x09'
#define KEY_NL '\x15'
#define KEY_CR '\x0d'
#define KEY_ESC '\x1b'
#define KEY_BS '\x08'
#define KEY_SHIFT_TAB TERMCAP2KEY('k', 'B')
#define KEY_UP TERMCAP2KEY('k', 'u')
#define KEY_DOWN TERMCAP2KEY('k', 'd')
#define KEY_LEFT TERMCAP2KEY('k', 'l')
#define KEY_RIGHT TERMCAP2KEY('k', 'r')
#define KEY_F1 TERMCAP2KEY('k', '1')
#define KEY_F2 TERMCAP2KEY('k', '2')
#define KEY_F3 TERMCAP2KEY('k', '3')
#define KEY_F4 TERMCAP2KEY('k', '4')
#define KEY_F5 TERMCAP2KEY('k', '5')
#define KEY_F6 TERMCAP2KEY('k', '6')
#define KEY_F7 TERMCAP2KEY('k', '7')
#define KEY_F8 TERMCAP2KEY('k', '8')
#define KEY_F9 TERMCAP2KEY('k', '9')
#define KEY_F10 TERMCAP2KEY('k', ';')
#define KEY_F11 TERMCAP2KEY('F', '1')
#define KEY_F12 TERMCAP2KEY('F', '2')
#endif /* end of include guard: _ASCII_H */
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