1ad30f8e7SGabor Kovesdan /* $FreeBSD$ */ 2ad30f8e7SGabor Kovesdan /* $NetBSD: citrus_euctw.c,v 1.11 2008/06/14 16:01:07 tnozaki Exp $ */ 3ad30f8e7SGabor Kovesdan 4ad30f8e7SGabor Kovesdan /*- 5ad30f8e7SGabor Kovesdan * Copyright (c)2002 Citrus Project, 6ad30f8e7SGabor Kovesdan * All rights reserved. 7ad30f8e7SGabor Kovesdan * 8ad30f8e7SGabor Kovesdan * Redistribution and use in source and binary forms, with or without 9ad30f8e7SGabor Kovesdan * modification, are permitted provided that the following conditions 10ad30f8e7SGabor Kovesdan * are met: 11ad30f8e7SGabor Kovesdan * 1. Redistributions of source code must retain the above copyright 12ad30f8e7SGabor Kovesdan * notice, this list of conditions and the following disclaimer. 13ad30f8e7SGabor Kovesdan * 2. Redistributions in binary form must reproduce the above copyright 14ad30f8e7SGabor Kovesdan * notice, this list of conditions and the following disclaimer in the 15ad30f8e7SGabor Kovesdan * documentation and/or other materials provided with the distribution. 16ad30f8e7SGabor Kovesdan * 17ad30f8e7SGabor Kovesdan * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18ad30f8e7SGabor Kovesdan * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19ad30f8e7SGabor Kovesdan * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20ad30f8e7SGabor Kovesdan * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21ad30f8e7SGabor Kovesdan * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22ad30f8e7SGabor Kovesdan * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23ad30f8e7SGabor Kovesdan * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24ad30f8e7SGabor Kovesdan * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25ad30f8e7SGabor Kovesdan * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26ad30f8e7SGabor Kovesdan * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27ad30f8e7SGabor Kovesdan * SUCH DAMAGE. 28ad30f8e7SGabor Kovesdan */ 29ad30f8e7SGabor Kovesdan 30ad30f8e7SGabor Kovesdan /*- 31ad30f8e7SGabor Kovesdan * Copyright (c)1999 Citrus Project, 32ad30f8e7SGabor Kovesdan * All rights reserved. 33ad30f8e7SGabor Kovesdan * 34ad30f8e7SGabor Kovesdan * Redistribution and use in source and binary forms, with or without 35ad30f8e7SGabor Kovesdan * modification, are permitted provided that the following conditions 36ad30f8e7SGabor Kovesdan * are met: 37ad30f8e7SGabor Kovesdan * 1. Redistributions of source code must retain the above copyright 38ad30f8e7SGabor Kovesdan * notice, this list of conditions and the following disclaimer. 39ad30f8e7SGabor Kovesdan * 2. Redistributions in binary form must reproduce the above copyright 40ad30f8e7SGabor Kovesdan * notice, this list of conditions and the following disclaimer in the 41ad30f8e7SGabor Kovesdan * documentation and/or other materials provided with the distribution. 42ad30f8e7SGabor Kovesdan * 43ad30f8e7SGabor Kovesdan * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 44ad30f8e7SGabor Kovesdan * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 45ad30f8e7SGabor Kovesdan * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 46ad30f8e7SGabor Kovesdan * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 47ad30f8e7SGabor Kovesdan * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 48ad30f8e7SGabor Kovesdan * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 49ad30f8e7SGabor Kovesdan * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 50ad30f8e7SGabor Kovesdan * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 51ad30f8e7SGabor Kovesdan * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 52ad30f8e7SGabor Kovesdan * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 53ad30f8e7SGabor Kovesdan * SUCH DAMAGE. 54ad30f8e7SGabor Kovesdan * 55ad30f8e7SGabor Kovesdan * $Citrus: xpg4dl/FreeBSD/lib/libc/locale/euctw.c,v 1.13 2001/06/21 01:51:44 yamt Exp $ 56ad30f8e7SGabor Kovesdan */ 57ad30f8e7SGabor Kovesdan 58ad30f8e7SGabor Kovesdan #include <sys/cdefs.h> 59ad30f8e7SGabor Kovesdan #include <sys/types.h> 60ad30f8e7SGabor Kovesdan 61ad30f8e7SGabor Kovesdan #include <assert.h> 62ad30f8e7SGabor Kovesdan #include <errno.h> 63ad30f8e7SGabor Kovesdan #include <limits.h> 64ad30f8e7SGabor Kovesdan #include <stddef.h> 65ad30f8e7SGabor Kovesdan #include <stdio.h> 66ad30f8e7SGabor Kovesdan #include <stdlib.h> 67ad30f8e7SGabor Kovesdan #include <string.h> 68ad30f8e7SGabor Kovesdan #include <wchar.h> 69ad30f8e7SGabor Kovesdan 70ad30f8e7SGabor Kovesdan #include "citrus_namespace.h" 71ad30f8e7SGabor Kovesdan #include "citrus_types.h" 72ad30f8e7SGabor Kovesdan #include "citrus_module.h" 73ad30f8e7SGabor Kovesdan #include "citrus_stdenc.h" 74ad30f8e7SGabor Kovesdan #include "citrus_euctw.h" 75ad30f8e7SGabor Kovesdan 76ad30f8e7SGabor Kovesdan 77ad30f8e7SGabor Kovesdan /* ---------------------------------------------------------------------- 78ad30f8e7SGabor Kovesdan * private stuffs used by templates 79ad30f8e7SGabor Kovesdan */ 80ad30f8e7SGabor Kovesdan 81ad30f8e7SGabor Kovesdan typedef struct { 82ad30f8e7SGabor Kovesdan int chlen; 83ad30f8e7SGabor Kovesdan char ch[4]; 84ad30f8e7SGabor Kovesdan } _EUCTWState; 85ad30f8e7SGabor Kovesdan 86ad30f8e7SGabor Kovesdan typedef struct { 87ad30f8e7SGabor Kovesdan int dummy; 88ad30f8e7SGabor Kovesdan } _EUCTWEncodingInfo; 89ad30f8e7SGabor Kovesdan 90ad30f8e7SGabor Kovesdan #define _SS2 0x008e 91ad30f8e7SGabor Kovesdan #define _SS3 0x008f 92ad30f8e7SGabor Kovesdan 93ad30f8e7SGabor Kovesdan #define _CEI_TO_EI(_cei_) (&(_cei_)->ei) 94ad30f8e7SGabor Kovesdan #define _CEI_TO_STATE(_cei_, _func_) (_cei_)->states.s_##_func_ 95ad30f8e7SGabor Kovesdan 96ad30f8e7SGabor Kovesdan #define _FUNCNAME(m) _citrus_EUCTW_##m 97ad30f8e7SGabor Kovesdan #define _ENCODING_INFO _EUCTWEncodingInfo 98ad30f8e7SGabor Kovesdan #define _ENCODING_STATE _EUCTWState 99ad30f8e7SGabor Kovesdan #define _ENCODING_MB_CUR_MAX(_ei_) 4 100ad30f8e7SGabor Kovesdan #define _ENCODING_IS_STATE_DEPENDENT 0 101ad30f8e7SGabor Kovesdan #define _STATE_NEEDS_EXPLICIT_INIT(_ps_) 0 102ad30f8e7SGabor Kovesdan 103ad30f8e7SGabor Kovesdan static __inline int 104ad30f8e7SGabor Kovesdan _citrus_EUCTW_cs(unsigned int c) 105ad30f8e7SGabor Kovesdan { 106ad30f8e7SGabor Kovesdan 107ad30f8e7SGabor Kovesdan c &= 0xff; 108ad30f8e7SGabor Kovesdan 109ad30f8e7SGabor Kovesdan return ((c & 0x80) ? (c == _SS2 ? 2 : 1) : 0); 110ad30f8e7SGabor Kovesdan } 111ad30f8e7SGabor Kovesdan 112ad30f8e7SGabor Kovesdan static __inline int 113ad30f8e7SGabor Kovesdan _citrus_EUCTW_count(int cs) 114ad30f8e7SGabor Kovesdan { 115ad30f8e7SGabor Kovesdan 116ad30f8e7SGabor Kovesdan switch (cs) { 117ad30f8e7SGabor Kovesdan case 0: 118ad30f8e7SGabor Kovesdan /*FALLTHROUGH*/ 119ad30f8e7SGabor Kovesdan case 1: 120ad30f8e7SGabor Kovesdan /*FALLTHROUGH*/ 121ad30f8e7SGabor Kovesdan case 2: 122ad30f8e7SGabor Kovesdan return (2^cs); 123ad30f8e7SGabor Kovesdan case 3: 124ad30f8e7SGabor Kovesdan abort(); 125ad30f8e7SGabor Kovesdan /*NOTREACHED*/ 126ad30f8e7SGabor Kovesdan } 127ad30f8e7SGabor Kovesdan return (0); 128ad30f8e7SGabor Kovesdan } 129ad30f8e7SGabor Kovesdan 130ad30f8e7SGabor Kovesdan static __inline void 131ad30f8e7SGabor Kovesdan /*ARGSUSED*/ 132ad30f8e7SGabor Kovesdan _citrus_EUCTW_init_state(_EUCTWEncodingInfo * __restrict ei __unused, 133ad30f8e7SGabor Kovesdan _EUCTWState * __restrict s) 134ad30f8e7SGabor Kovesdan { 135ad30f8e7SGabor Kovesdan 136ad30f8e7SGabor Kovesdan memset(s, 0, sizeof(*s)); 137ad30f8e7SGabor Kovesdan } 138ad30f8e7SGabor Kovesdan 139ad30f8e7SGabor Kovesdan static __inline void 140ad30f8e7SGabor Kovesdan /*ARGSUSED*/ 141ad30f8e7SGabor Kovesdan _citrus_EUCTW_pack_state(_EUCTWEncodingInfo * __restrict ei __unused, 142ad30f8e7SGabor Kovesdan void * __restrict pspriv, const _EUCTWState * __restrict s) 143ad30f8e7SGabor Kovesdan { 144ad30f8e7SGabor Kovesdan 145ad30f8e7SGabor Kovesdan memcpy(pspriv, (const void *)s, sizeof(*s)); 146ad30f8e7SGabor Kovesdan } 147ad30f8e7SGabor Kovesdan 148ad30f8e7SGabor Kovesdan static __inline void 149ad30f8e7SGabor Kovesdan /*ARGSUSED*/ 150ad30f8e7SGabor Kovesdan _citrus_EUCTW_unpack_state(_EUCTWEncodingInfo * __restrict ei __unused, 151ad30f8e7SGabor Kovesdan _EUCTWState * __restrict s, const void * __restrict pspriv) 152ad30f8e7SGabor Kovesdan { 153ad30f8e7SGabor Kovesdan 154ad30f8e7SGabor Kovesdan memcpy((void *)s, pspriv, sizeof(*s)); 155ad30f8e7SGabor Kovesdan } 156ad30f8e7SGabor Kovesdan 157ad30f8e7SGabor Kovesdan static int 158ad30f8e7SGabor Kovesdan /*ARGSUSED*/ 159ad30f8e7SGabor Kovesdan _citrus_EUCTW_encoding_module_init(_EUCTWEncodingInfo * __restrict ei, 160ad30f8e7SGabor Kovesdan const void * __restrict var __unused, size_t lenvar __unused) 161ad30f8e7SGabor Kovesdan { 162ad30f8e7SGabor Kovesdan 163ad30f8e7SGabor Kovesdan memset((void *)ei, 0, sizeof(*ei)); 164ad30f8e7SGabor Kovesdan 165ad30f8e7SGabor Kovesdan return (0); 166ad30f8e7SGabor Kovesdan } 167ad30f8e7SGabor Kovesdan 168ad30f8e7SGabor Kovesdan static void 169ad30f8e7SGabor Kovesdan /*ARGSUSED*/ 170ad30f8e7SGabor Kovesdan _citrus_EUCTW_encoding_module_uninit(_EUCTWEncodingInfo *ei __unused) 171ad30f8e7SGabor Kovesdan { 172ad30f8e7SGabor Kovesdan 173ad30f8e7SGabor Kovesdan } 174ad30f8e7SGabor Kovesdan 175ad30f8e7SGabor Kovesdan static int 176ad30f8e7SGabor Kovesdan _citrus_EUCTW_mbrtowc_priv(_EUCTWEncodingInfo * __restrict ei, 177ad30f8e7SGabor Kovesdan wchar_t * __restrict pwc, char ** __restrict s, 178ad30f8e7SGabor Kovesdan size_t n, _EUCTWState * __restrict psenc, size_t * __restrict nresult) 179ad30f8e7SGabor Kovesdan { 180ad30f8e7SGabor Kovesdan char *s0; 181ad30f8e7SGabor Kovesdan wchar_t wchar; 182ad30f8e7SGabor Kovesdan int c, chlenbak, cs; 183ad30f8e7SGabor Kovesdan 184ad30f8e7SGabor Kovesdan s0 = *s; 185ad30f8e7SGabor Kovesdan 186ad30f8e7SGabor Kovesdan if (s0 == NULL) { 187ad30f8e7SGabor Kovesdan _citrus_EUCTW_init_state(ei, psenc); 188ad30f8e7SGabor Kovesdan *nresult = 0; /* state independent */ 189ad30f8e7SGabor Kovesdan return (0); 190ad30f8e7SGabor Kovesdan } 191ad30f8e7SGabor Kovesdan 192ad30f8e7SGabor Kovesdan chlenbak = psenc->chlen; 193ad30f8e7SGabor Kovesdan 194ad30f8e7SGabor Kovesdan /* make sure we have the first byte in the buffer */ 195ad30f8e7SGabor Kovesdan switch (psenc->chlen) { 196ad30f8e7SGabor Kovesdan case 0: 197ad30f8e7SGabor Kovesdan if (n < 1) 198ad30f8e7SGabor Kovesdan goto restart; 199ad30f8e7SGabor Kovesdan psenc->ch[0] = *s0++; 200ad30f8e7SGabor Kovesdan psenc->chlen = 1; 201ad30f8e7SGabor Kovesdan n--; 202ad30f8e7SGabor Kovesdan break; 203ad30f8e7SGabor Kovesdan case 1: 204ad30f8e7SGabor Kovesdan case 2: 205ad30f8e7SGabor Kovesdan break; 206ad30f8e7SGabor Kovesdan default: 207ad30f8e7SGabor Kovesdan /* illgeal state */ 208ad30f8e7SGabor Kovesdan goto ilseq; 209ad30f8e7SGabor Kovesdan } 210ad30f8e7SGabor Kovesdan 211ad30f8e7SGabor Kovesdan c = _citrus_EUCTW_count(cs = _citrus_EUCTW_cs(psenc->ch[0] & 0xff)); 212ad30f8e7SGabor Kovesdan if (c == 0) 213ad30f8e7SGabor Kovesdan goto ilseq; 214ad30f8e7SGabor Kovesdan while (psenc->chlen < c) { 215ad30f8e7SGabor Kovesdan if (n < 1) 216ad30f8e7SGabor Kovesdan goto ilseq; 217ad30f8e7SGabor Kovesdan psenc->ch[psenc->chlen] = *s0++; 218ad30f8e7SGabor Kovesdan psenc->chlen++; 219ad30f8e7SGabor Kovesdan n--; 220ad30f8e7SGabor Kovesdan } 221ad30f8e7SGabor Kovesdan 222ad30f8e7SGabor Kovesdan wchar = 0; 223ad30f8e7SGabor Kovesdan switch (cs) { 224ad30f8e7SGabor Kovesdan case 0: 225ad30f8e7SGabor Kovesdan if (psenc->ch[0] & 0x80) 226ad30f8e7SGabor Kovesdan goto ilseq; 227ad30f8e7SGabor Kovesdan wchar = psenc->ch[0] & 0xff; 228ad30f8e7SGabor Kovesdan break; 229ad30f8e7SGabor Kovesdan case 1: 230ad30f8e7SGabor Kovesdan if (!(psenc->ch[0] & 0x80) || !(psenc->ch[1] & 0x80)) 231ad30f8e7SGabor Kovesdan goto ilseq; 232ad30f8e7SGabor Kovesdan wchar = ((psenc->ch[0] & 0xff) << 8) | (psenc->ch[1] & 0xff); 233ad30f8e7SGabor Kovesdan wchar |= 'G' << 24; 234ad30f8e7SGabor Kovesdan break; 235ad30f8e7SGabor Kovesdan case 2: 236ad30f8e7SGabor Kovesdan if ((unsigned char)psenc->ch[1] < 0xa1 || 237ad30f8e7SGabor Kovesdan 0xa7 < (unsigned char)psenc->ch[1]) 238ad30f8e7SGabor Kovesdan goto ilseq; 239ad30f8e7SGabor Kovesdan if (!(psenc->ch[2] & 0x80) || !(psenc->ch[3] & 0x80)) 240ad30f8e7SGabor Kovesdan goto ilseq; 241ad30f8e7SGabor Kovesdan wchar = ((psenc->ch[2] & 0xff) << 8) | (psenc->ch[3] & 0xff); 242ad30f8e7SGabor Kovesdan wchar |= ('G' + psenc->ch[1] - 0xa1) << 24; 243ad30f8e7SGabor Kovesdan break; 244ad30f8e7SGabor Kovesdan default: 245ad30f8e7SGabor Kovesdan goto ilseq; 246ad30f8e7SGabor Kovesdan } 247ad30f8e7SGabor Kovesdan 248ad30f8e7SGabor Kovesdan *s = s0; 249ad30f8e7SGabor Kovesdan psenc->chlen = 0; 250ad30f8e7SGabor Kovesdan 251ad30f8e7SGabor Kovesdan if (pwc) 252ad30f8e7SGabor Kovesdan *pwc = wchar; 253ad30f8e7SGabor Kovesdan *nresult = wchar ? c - chlenbak : 0; 254ad30f8e7SGabor Kovesdan return (0); 255ad30f8e7SGabor Kovesdan 256ad30f8e7SGabor Kovesdan ilseq: 257ad30f8e7SGabor Kovesdan psenc->chlen = 0; 258ad30f8e7SGabor Kovesdan *nresult = (size_t)-1; 259ad30f8e7SGabor Kovesdan return (EILSEQ); 260ad30f8e7SGabor Kovesdan 261ad30f8e7SGabor Kovesdan restart: 262ad30f8e7SGabor Kovesdan *s = s0; 263ad30f8e7SGabor Kovesdan *nresult = (size_t)-1; 264ad30f8e7SGabor Kovesdan return (0); 265ad30f8e7SGabor Kovesdan } 266ad30f8e7SGabor Kovesdan 267ad30f8e7SGabor Kovesdan static int 268ad30f8e7SGabor Kovesdan _citrus_EUCTW_wcrtomb_priv(_EUCTWEncodingInfo * __restrict ei __unused, 269ad30f8e7SGabor Kovesdan char * __restrict s, size_t n, wchar_t wc, 270ad30f8e7SGabor Kovesdan _EUCTWState * __restrict psenc __unused, size_t * __restrict nresult) 271ad30f8e7SGabor Kovesdan { 272ad30f8e7SGabor Kovesdan wchar_t cs, v; 273ad30f8e7SGabor Kovesdan int clen, i, ret; 274ad30f8e7SGabor Kovesdan size_t len; 275ad30f8e7SGabor Kovesdan 276ad30f8e7SGabor Kovesdan cs = wc & 0x7f000080; 277ad30f8e7SGabor Kovesdan clen = 1; 278ad30f8e7SGabor Kovesdan if (wc & 0x00007f00) 279ad30f8e7SGabor Kovesdan clen = 2; 280ad30f8e7SGabor Kovesdan if ((wc & 0x007f0000) && !(wc & 0x00800000)) 281ad30f8e7SGabor Kovesdan clen = 3; 282ad30f8e7SGabor Kovesdan 283ad30f8e7SGabor Kovesdan if (clen == 1 && cs == 0x00000000) { 284ad30f8e7SGabor Kovesdan /* ASCII */ 285ad30f8e7SGabor Kovesdan len = 1; 286ad30f8e7SGabor Kovesdan if (n < len) { 287ad30f8e7SGabor Kovesdan ret = E2BIG; 288ad30f8e7SGabor Kovesdan goto err; 289ad30f8e7SGabor Kovesdan } 290ad30f8e7SGabor Kovesdan v = wc & 0x0000007f; 291ad30f8e7SGabor Kovesdan } else if (clen == 2 && cs == ('G' << 24)) { 292ad30f8e7SGabor Kovesdan /* CNS-11643-1 */ 293ad30f8e7SGabor Kovesdan len = 2; 294ad30f8e7SGabor Kovesdan if (n < len) { 295ad30f8e7SGabor Kovesdan ret = E2BIG; 296ad30f8e7SGabor Kovesdan goto err; 297ad30f8e7SGabor Kovesdan } 298ad30f8e7SGabor Kovesdan v = wc & 0x00007f7f; 299ad30f8e7SGabor Kovesdan v |= 0x00008080; 300ad30f8e7SGabor Kovesdan } else if (clen == 2 && 'H' <= (cs >> 24) && (cs >> 24) <= 'M') { 301ad30f8e7SGabor Kovesdan /* CNS-11643-[2-7] */ 302ad30f8e7SGabor Kovesdan len = 4; 303ad30f8e7SGabor Kovesdan if (n < len) { 304ad30f8e7SGabor Kovesdan ret = E2BIG; 305ad30f8e7SGabor Kovesdan goto err; 306ad30f8e7SGabor Kovesdan } 307ad30f8e7SGabor Kovesdan *s++ = _SS2; 308ad30f8e7SGabor Kovesdan *s++ = (cs >> 24) - 'H' + 0xa2; 309ad30f8e7SGabor Kovesdan v = wc & 0x00007f7f; 310ad30f8e7SGabor Kovesdan v |= 0x00008080; 311ad30f8e7SGabor Kovesdan } else { 312ad30f8e7SGabor Kovesdan ret = EILSEQ; 313ad30f8e7SGabor Kovesdan goto err; 314ad30f8e7SGabor Kovesdan } 315ad30f8e7SGabor Kovesdan 316ad30f8e7SGabor Kovesdan i = clen; 317ad30f8e7SGabor Kovesdan while (i-- > 0) 318ad30f8e7SGabor Kovesdan *s++ = (v >> (i << 3)) & 0xff; 319ad30f8e7SGabor Kovesdan 320ad30f8e7SGabor Kovesdan *nresult = len; 321ad30f8e7SGabor Kovesdan return (0); 322ad30f8e7SGabor Kovesdan 323ad30f8e7SGabor Kovesdan err: 324ad30f8e7SGabor Kovesdan *nresult = (size_t)-1; 325ad30f8e7SGabor Kovesdan return (ret); 326ad30f8e7SGabor Kovesdan } 327ad30f8e7SGabor Kovesdan 328ad30f8e7SGabor Kovesdan static __inline int 329ad30f8e7SGabor Kovesdan /*ARGSUSED*/ 330ad30f8e7SGabor Kovesdan _citrus_EUCTW_stdenc_wctocs(_EUCTWEncodingInfo * __restrict ei __unused, 331ad30f8e7SGabor Kovesdan _csid_t * __restrict csid, _index_t * __restrict idx, wchar_t wc) 332ad30f8e7SGabor Kovesdan { 333ad30f8e7SGabor Kovesdan 334ad30f8e7SGabor Kovesdan *csid = (_csid_t)(wc >> 24) & 0xFF; 335ad30f8e7SGabor Kovesdan *idx = (_index_t)(wc & 0x7F7F); 336ad30f8e7SGabor Kovesdan 337ad30f8e7SGabor Kovesdan return (0); 338ad30f8e7SGabor Kovesdan } 339ad30f8e7SGabor Kovesdan 340ad30f8e7SGabor Kovesdan static __inline int 341ad30f8e7SGabor Kovesdan /*ARGSUSED*/ 342ad30f8e7SGabor Kovesdan _citrus_EUCTW_stdenc_cstowc(_EUCTWEncodingInfo * __restrict ei __unused, 343ad30f8e7SGabor Kovesdan wchar_t * __restrict wc, _csid_t csid, _index_t idx) 344ad30f8e7SGabor Kovesdan { 345ad30f8e7SGabor Kovesdan 346ad30f8e7SGabor Kovesdan if (csid == 0) { 347ad30f8e7SGabor Kovesdan if ((idx & ~0x7F) != 0) 348ad30f8e7SGabor Kovesdan return (EINVAL); 349ad30f8e7SGabor Kovesdan *wc = (wchar_t)idx; 350ad30f8e7SGabor Kovesdan } else { 351ad30f8e7SGabor Kovesdan if (csid < 'G' || csid > 'M' || (idx & ~0x7F7F) != 0) 352ad30f8e7SGabor Kovesdan return (EINVAL); 353ad30f8e7SGabor Kovesdan *wc = (wchar_t)idx | ((wchar_t)csid << 24); 354ad30f8e7SGabor Kovesdan } 355ad30f8e7SGabor Kovesdan 356ad30f8e7SGabor Kovesdan return (0); 357ad30f8e7SGabor Kovesdan } 358ad30f8e7SGabor Kovesdan 359ad30f8e7SGabor Kovesdan static __inline int 360ad30f8e7SGabor Kovesdan /*ARGSUSED*/ 361ad30f8e7SGabor Kovesdan _citrus_EUCTW_stdenc_get_state_desc_generic(_EUCTWEncodingInfo * __restrict ei __unused, 362ad30f8e7SGabor Kovesdan _EUCTWState * __restrict psenc, int * __restrict rstate) 363ad30f8e7SGabor Kovesdan { 364ad30f8e7SGabor Kovesdan 365ad30f8e7SGabor Kovesdan *rstate = (psenc->chlen == 0) ? _STDENC_SDGEN_INITIAL : 366ad30f8e7SGabor Kovesdan _STDENC_SDGEN_INCOMPLETE_CHAR; 367ad30f8e7SGabor Kovesdan return (0); 368ad30f8e7SGabor Kovesdan } 369ad30f8e7SGabor Kovesdan 370ad30f8e7SGabor Kovesdan /* ---------------------------------------------------------------------- 371ad30f8e7SGabor Kovesdan * public interface for stdenc 372ad30f8e7SGabor Kovesdan */ 373ad30f8e7SGabor Kovesdan 374ad30f8e7SGabor Kovesdan _CITRUS_STDENC_DECLS(EUCTW); 375ad30f8e7SGabor Kovesdan _CITRUS_STDENC_DEF_OPS(EUCTW); 376ad30f8e7SGabor Kovesdan 377ad30f8e7SGabor Kovesdan #include "citrus_stdenc_template.h" 378