2024-07-30 16:14:57 +00:00
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/*-*- mode:c;indent-tabs-mode:t;c-basic-offset:8;tab-width:8;coding:utf-8 -*-│
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│ vi: set noet ft=c ts=8 sw=8 fenc=utf-8 :vi │
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2021-03-06 17:52:29 +00:00
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╚──────────────────────────────────────────────────────────────────────────────╝
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│ │
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│ Musl Libc │
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│ Copyright © 2005-2014 Rich Felker, et al. │
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│ │
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│ Permission is hereby granted, free of charge, to any person obtaining │
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│ a copy of this software and associated documentation files (the │
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│ "Software"), to deal in the Software without restriction, including │
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│ without limitation the rights to use, copy, modify, merge, publish, │
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│ distribute, sublicense, and/or sell copies of the Software, and to │
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│ permit persons to whom the Software is furnished to do so, subject to │
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│ the following conditions: │
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│ │
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│ The above copyright notice and this permission notice shall be │
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│ included in all copies or substantial portions of the Software. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, │
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│ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF │
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│ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. │
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│ IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY │
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│ CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, │
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│ TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE │
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│ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. │
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│ │
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╚─────────────────────────────────────────────────────────────────────────────*/
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2024-07-30 16:14:57 +00:00
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#include "multibyte.h"
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2021-03-06 17:52:29 +00:00
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2024-07-30 16:14:57 +00:00
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#define C(x) ( x<2 ? -1 : ( R(0x80,0xc0) | x ) )
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#define D(x) C((x+16))
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#define E(x) ( ( x==0 ? R(0xa0,0xc0) : \
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x==0xd ? R(0x80,0xa0) : \
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R(0x80,0xc0) ) \
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| ( R(0x80,0xc0) >> 6 ) \
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| x )
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#define F(x) ( ( x>=5 ? 0 : \
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x==0 ? R(0x90,0xc0) : \
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x==4 ? R(0x80,0x90) : \
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R(0x80,0xc0) ) \
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| ( R(0x80,0xc0) >> 6 ) \
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| ( R(0x80,0xc0) >> 12 ) \
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| x )
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const uint32_t bittab[] = {
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C(0x2),C(0x3),C(0x4),C(0x5),C(0x6),C(0x7),
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C(0x8),C(0x9),C(0xa),C(0xb),C(0xc),C(0xd),C(0xe),C(0xf),
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D(0x0),D(0x1),D(0x2),D(0x3),D(0x4),D(0x5),D(0x6),D(0x7),
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D(0x8),D(0x9),D(0xa),D(0xb),D(0xc),D(0xd),D(0xe),D(0xf),
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E(0x0),E(0x1),E(0x2),E(0x3),E(0x4),E(0x5),E(0x6),E(0x7),
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E(0x8),E(0x9),E(0xa),E(0xb),E(0xc),E(0xd),E(0xe),E(0xf),
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F(0x0),F(0x1),F(0x2),F(0x3),F(0x4)
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};
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