Annotation of embedaddon/php/ext/mbstring/libmbfl/mbfl/mbfl_encoding.c, revision 1.1.1.2
1.1 misho 1: /*
2: * "streamable kanji code filter and converter"
3: * Copyright (c) 1998-2002 HappySize, Inc. All rights reserved.
4: *
5: * LICENSE NOTICES
6: *
7: * This file is part of "streamable kanji code filter and converter",
8: * which is distributed under the terms of GNU Lesser General Public
9: * License (version 2) as published by the Free Software Foundation.
10: *
11: * This software is distributed in the hope that it will be useful,
12: * but WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14: * GNU Lesser General Public License for more details.
15: *
16: * You should have received a copy of the GNU Lesser General Public
17: * License along with "streamable kanji code filter and converter";
18: * if not, write to the Free Software Foundation, Inc., 59 Temple Place,
19: * Suite 330, Boston, MA 02111-1307 USA
20: *
21: * The author of this file:
22: *
23: */
24: /*
25: * The source code included in this files was separated from mbfilter.c
26: * by Moriyoshi Koizumi <moriyoshi@php.net> on 20 Dec 2002. The file
27: * mbfilter.c is included in this package .
28: *
29: */
30:
31: #ifdef HAVE_CONFIG_H
32: #include "config.h"
33: #endif
34:
35: #ifdef HAVE_STDDEF_H
36: #include <stddef.h>
37: #endif
38:
39: #ifdef HAVE_STRING_H
40: #include <string.h>
41: #endif
42:
43: #ifdef HAVE_STRINGS_H
44: #include <strings.h>
45: #endif
46:
47: #include "mbfl_encoding.h"
48: #include "mbfilter_pass.h"
49: #include "mbfilter_8bit.h"
50: #include "mbfilter_wchar.h"
51:
52: #include "filters/mbfilter_euc_cn.h"
53: #include "filters/mbfilter_hz.h"
54: #include "filters/mbfilter_euc_tw.h"
55: #include "filters/mbfilter_big5.h"
56: #include "filters/mbfilter_uhc.h"
57: #include "filters/mbfilter_euc_kr.h"
58: #include "filters/mbfilter_iso2022_kr.h"
59: #include "filters/mbfilter_sjis.h"
60: #include "filters/mbfilter_sjis_open.h"
1.1.1.2 ! misho 61: #include "filters/mbfilter_sjis_mobile.h"
! 62: #include "filters/mbfilter_sjis_mac.h"
! 63: #include "filters/mbfilter_sjis_2004.h"
1.1 misho 64: #include "filters/mbfilter_cp51932.h"
65: #include "filters/mbfilter_jis.h"
66: #include "filters/mbfilter_iso2022_jp_ms.h"
1.1.1.2 ! misho 67: #include "filters/mbfilter_iso2022jp_2004.h"
! 68: #include "filters/mbfilter_iso2022jp_mobile.h"
1.1 misho 69: #include "filters/mbfilter_euc_jp.h"
70: #include "filters/mbfilter_euc_jp_win.h"
1.1.1.2 ! misho 71: #include "filters/mbfilter_euc_jp_2004.h"
! 72: #include "filters/mbfilter_gb18030.h"
1.1 misho 73: #include "filters/mbfilter_ascii.h"
74: #include "filters/mbfilter_koi8r.h"
75: #include "filters/mbfilter_koi8u.h"
76: #include "filters/mbfilter_cp866.h"
77: #include "filters/mbfilter_cp932.h"
78: #include "filters/mbfilter_cp936.h"
79: #include "filters/mbfilter_cp1251.h"
80: #include "filters/mbfilter_cp1252.h"
81: #include "filters/mbfilter_cp1254.h"
82: #include "filters/mbfilter_cp5022x.h"
83: #include "filters/mbfilter_iso8859_1.h"
84: #include "filters/mbfilter_iso8859_2.h"
85: #include "filters/mbfilter_iso8859_3.h"
86: #include "filters/mbfilter_iso8859_4.h"
87: #include "filters/mbfilter_iso8859_5.h"
88: #include "filters/mbfilter_iso8859_6.h"
89: #include "filters/mbfilter_iso8859_7.h"
90: #include "filters/mbfilter_iso8859_8.h"
91: #include "filters/mbfilter_iso8859_9.h"
92: #include "filters/mbfilter_iso8859_10.h"
93: #include "filters/mbfilter_iso8859_13.h"
94: #include "filters/mbfilter_iso8859_14.h"
95: #include "filters/mbfilter_iso8859_15.h"
96: #include "filters/mbfilter_iso8859_16.h"
97: #include "filters/mbfilter_base64.h"
98: #include "filters/mbfilter_qprint.h"
99: #include "filters/mbfilter_uuencode.h"
100: #include "filters/mbfilter_7bit.h"
101: #include "filters/mbfilter_utf7.h"
102: #include "filters/mbfilter_utf7imap.h"
103: #include "filters/mbfilter_utf8.h"
1.1.1.2 ! misho 104: #include "filters/mbfilter_utf8_mobile.h"
1.1 misho 105: #include "filters/mbfilter_utf16.h"
106: #include "filters/mbfilter_utf32.h"
107: #include "filters/mbfilter_byte2.h"
108: #include "filters/mbfilter_byte4.h"
109: #include "filters/mbfilter_ucs4.h"
110: #include "filters/mbfilter_ucs2.h"
111: #include "filters/mbfilter_htmlent.h"
112: #include "filters/mbfilter_armscii8.h"
113: #include "filters/mbfilter_cp850.h"
114:
115: #ifndef HAVE_STRCASECMP
116: #ifdef HAVE_STRICMP
117: #define strcasecmp stricmp
118: #endif
119: #endif
120:
121:
122: static const char *mbfl_encoding_auto_aliases[] = {"unknown", NULL};
123:
124: static const mbfl_encoding mbfl_encoding_auto = {
125: mbfl_no_encoding_auto,
126: "auto",
127: NULL,
128: (const char *(*)[])&mbfl_encoding_auto_aliases,
129: NULL,
130: 0
131: };
132:
133: static const mbfl_encoding *mbfl_encoding_ptr_list[] = {
134: &mbfl_encoding_pass,
135: &mbfl_encoding_auto,
136: &mbfl_encoding_wchar,
137: &mbfl_encoding_byte2be,
138: &mbfl_encoding_byte2le,
139: &mbfl_encoding_byte4be,
140: &mbfl_encoding_byte4le,
141: &mbfl_encoding_base64,
142: &mbfl_encoding_uuencode,
143: &mbfl_encoding_html_ent,
144: &mbfl_encoding_qprint,
145: &mbfl_encoding_7bit,
146: &mbfl_encoding_8bit,
147: &mbfl_encoding_ucs4,
148: &mbfl_encoding_ucs4be,
149: &mbfl_encoding_ucs4le,
150: &mbfl_encoding_ucs2,
151: &mbfl_encoding_ucs2be,
152: &mbfl_encoding_ucs2le,
153: &mbfl_encoding_utf32,
154: &mbfl_encoding_utf32be,
155: &mbfl_encoding_utf32le,
156: &mbfl_encoding_utf16,
157: &mbfl_encoding_utf16be,
158: &mbfl_encoding_utf16le,
159: &mbfl_encoding_utf8,
160: &mbfl_encoding_utf7,
161: &mbfl_encoding_utf7imap,
162: &mbfl_encoding_ascii,
163: &mbfl_encoding_euc_jp,
164: &mbfl_encoding_sjis,
165: &mbfl_encoding_eucjp_win,
1.1.1.2 ! misho 166: &mbfl_encoding_eucjp2004,
1.1 misho 167: &mbfl_encoding_sjis_open,
1.1.1.2 ! misho 168: &mbfl_encoding_sjis_docomo,
! 169: &mbfl_encoding_sjis_kddi,
! 170: &mbfl_encoding_sjis_sb,
! 171: &mbfl_encoding_sjis_mac,
! 172: &mbfl_encoding_sjis2004,
! 173: &mbfl_encoding_utf8_docomo,
! 174: &mbfl_encoding_utf8_kddi_a,
! 175: &mbfl_encoding_utf8_kddi_b,
! 176: &mbfl_encoding_utf8_sb,
1.1 misho 177: &mbfl_encoding_cp932,
178: &mbfl_encoding_cp51932,
179: &mbfl_encoding_jis,
180: &mbfl_encoding_2022jp,
181: &mbfl_encoding_2022jpms,
1.1.1.2 ! misho 182: &mbfl_encoding_gb18030,
1.1 misho 183: &mbfl_encoding_cp1252,
184: &mbfl_encoding_cp1254,
185: &mbfl_encoding_8859_1,
186: &mbfl_encoding_8859_2,
187: &mbfl_encoding_8859_3,
188: &mbfl_encoding_8859_4,
189: &mbfl_encoding_8859_5,
190: &mbfl_encoding_8859_6,
191: &mbfl_encoding_8859_7,
192: &mbfl_encoding_8859_8,
193: &mbfl_encoding_8859_9,
194: &mbfl_encoding_8859_10,
195: &mbfl_encoding_8859_13,
196: &mbfl_encoding_8859_14,
197: &mbfl_encoding_8859_15,
198: &mbfl_encoding_8859_16,
199: &mbfl_encoding_euc_cn,
200: &mbfl_encoding_cp936,
201: &mbfl_encoding_hz,
202: &mbfl_encoding_euc_tw,
203: &mbfl_encoding_big5,
1.1.1.2 ! misho 204: &mbfl_encoding_cp950,
1.1 misho 205: &mbfl_encoding_euc_kr,
206: &mbfl_encoding_uhc,
207: &mbfl_encoding_2022kr,
208: &mbfl_encoding_cp1251,
209: &mbfl_encoding_cp866,
210: &mbfl_encoding_koi8r,
211: &mbfl_encoding_koi8u,
212: &mbfl_encoding_armscii8,
213: &mbfl_encoding_cp850,
214: &mbfl_encoding_jis_ms,
1.1.1.2 ! misho 215: &mbfl_encoding_2022jp_2004,
! 216: &mbfl_encoding_2022jp_kddi,
1.1 misho 217: &mbfl_encoding_cp50220,
218: &mbfl_encoding_cp50220raw,
219: &mbfl_encoding_cp50221,
220: &mbfl_encoding_cp50222,
221: NULL
222: };
223:
224: /* encoding resolver */
225: const mbfl_encoding *
226: mbfl_name2encoding(const char *name)
227: {
228: const mbfl_encoding *encoding;
229: int i, j;
230:
231: if (name == NULL) {
232: return NULL;
233: }
234:
235: i = 0;
236: while ((encoding = mbfl_encoding_ptr_list[i++]) != NULL){
237: if (strcasecmp(encoding->name, name) == 0) {
238: return encoding;
239: }
240: }
241:
242: /* serch MIME charset name */
243: i = 0;
244: while ((encoding = mbfl_encoding_ptr_list[i++]) != NULL) {
245: if (encoding->mime_name != NULL) {
246: if (strcasecmp(encoding->mime_name, name) == 0) {
247: return encoding;
248: }
249: }
250: }
251:
252: /* serch aliases */
253: i = 0;
254: while ((encoding = mbfl_encoding_ptr_list[i++]) != NULL) {
255: if (encoding->aliases != NULL) {
256: j = 0;
257: while ((*encoding->aliases)[j] != NULL) {
258: if (strcasecmp((*encoding->aliases)[j], name) == 0) {
259: return encoding;
260: }
261: j++;
262: }
263: }
264: }
265:
266: return NULL;
267: }
268:
269: const mbfl_encoding *
270: mbfl_no2encoding(enum mbfl_no_encoding no_encoding)
271: {
272: const mbfl_encoding *encoding;
273: int i;
274:
275: i = 0;
276: while ((encoding = mbfl_encoding_ptr_list[i++]) != NULL){
277: if (encoding->no_encoding == no_encoding) {
278: return encoding;
279: }
280: }
281:
282: return NULL;
283: }
284:
285: enum mbfl_no_encoding
286: mbfl_name2no_encoding(const char *name)
287: {
288: const mbfl_encoding *encoding;
289:
290: encoding = mbfl_name2encoding(name);
291: if (encoding == NULL) {
292: return mbfl_no_encoding_invalid;
293: } else {
294: return encoding->no_encoding;
295: }
296: }
297:
298: const char *
299: mbfl_no_encoding2name(enum mbfl_no_encoding no_encoding)
300: {
301: const mbfl_encoding *encoding;
302:
303: encoding = mbfl_no2encoding(no_encoding);
304: if (encoding == NULL) {
305: return "";
306: } else {
307: return encoding->name;
308: }
309: }
310:
311: const mbfl_encoding **
312: mbfl_get_supported_encodings(void)
313: {
314: return mbfl_encoding_ptr_list;
315: }
316:
317: const char *
318: mbfl_no2preferred_mime_name(enum mbfl_no_encoding no_encoding)
319: {
320: const mbfl_encoding *encoding;
321:
322: encoding = mbfl_no2encoding(no_encoding);
323: if (encoding != NULL && encoding->mime_name != NULL && encoding->mime_name[0] != '\0') {
324: return encoding->mime_name;
325: } else {
326: return NULL;
327: }
328: }
329:
330: int
331: mbfl_is_support_encoding(const char *name)
332: {
333: const mbfl_encoding *encoding;
334:
335: encoding = mbfl_name2encoding(name);
336: if (encoding == NULL) {
337: return 0;
338: } else {
339: return 1;
340: }
341: }
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