1 /*
2 * TERMS AND CONDITIONS
3 * FOR
4 * OPEN SOURCE CODE LICENSE
5 * Version 1.1
6 *
7 * Japan Registry Services Co., Ltd. ("JPRS"), a Japanese corporation
8 * having its head office at Chiyoda First Bldg. East 13F 3-8-1 Nishi-Kanda,
9 * Chiyoda-ku, Tokyo 101-0065, Japan, grants you the license for open source
10 * code specified in EXHIBIT A the "Code" subject to the following Terms and
11 * Conditions ("OSCL").
12 *
13 * 1. License Grant.
14 * JPRS hereby grants you a worldwide, royalty-free, non-exclusive
15 * license, subject to third party intellectual property claims:
16 * (a) under intellectual property rights (other than patent or
17 * trademark) licensable by JPRS to use, reproduce, modify, display,
18 * perform, sublicense and distribute the Code (or portions thereof)
19 * with or without modifications, and/or as part of a derivative work;
20 * or
21 * (b) under claims of the infringement through the making, using,
22 * offering to sell and/or otherwise disposing the JPRS Revised Code
23 * (or portions thereof);
24 * (c) the licenses granted in this Section 1(a) and (b) are effective on
25 * the date JPRS first distributes the Code to you under the terms of
26 * this OSCL;
27 * (d) Notwithstanding the above stated terms, no patent license is
28 * granted:
29 * 1) for a code that you delete from the Code;
30 * 2) separate from the Code; or
31 * 3) for infringements caused by:
32 * i) modification of the Code; or
33 * ii) combination of the Code with other software or devices.
34 *
35 * 2. Consents.
36 * You agree that:
37 * (a) you must include a copy of this OSCL and the notice set forth in
38 * EXHIBIT A with every copy of the Code you distribute;
39 * (b) you must include a copy of this OSCL and the notice set forth in
40 * EXHIBIT A with every copy of binary form of the Code in the
41 * documentation and/or other materials provided with the distribution;
42 * (c) you may not offer or impose any terms on any source code version
43 * that alters or restricts the applicable version of this OSCL or
44 * the recipients' rights hereunder.
45 * (d) If the terms and conditions are set forth in EXHIBIT A, you must
46 * comply with those terms and conditions.
47 *
48 * 3. Proprietary Information.
49 * All trademarks, service marks, patents, copyrights, trade secrets, and
50 * other proprietary rights in or related to the Code are and will remain
51 * the exclusive property of JPRS or its licensors, whether or not
52 * specifically recognized or perfected under local law except specified
53 * in this OSCL; provided however you agree and understand that the JPRS
54 * name may not be used to endorse or promote this Code without prior
55 * written approval of JPRS.
56 *
57 * 4. WARRANTY DISCLAIMER.
58 * JPRS MAKES NO REPRESENTATIONS AND WARRANTIES REGARDING THE USE OF THE
59 * CODE, NOR DOES JPRS MAKE ANY REPRESENTATIONS THAT THE CODE WILL BECOME
60 * COMMERCIALLY AVAILABLE. JPRS, ITS AFFILIATES, AND ITS SUPPLIERS DO NOT
61 * WARRANT OR REPRESENT THAT THE CODE IS FREE OF ERRORS OR THAT THE CODE
62 * IS SUITABLE FOR TRANSLATION AND/OR LOCALIZATION. THE CODE IS PROVIDED
63 * ON AN "AS IS" BASIS AND JPRS AND ITS SUPPLIERS HAVE NO OBLIGATION TO
64 * CORRECT ERRORS OR TO SUPPORT THE CODE UNDER THIS OSCL FOR ANY REASON.
65 * TO THE FULL EXTENT PERMITTED BY LAW, ALL OBLIGATIONS ARE HEREBY
66 * EXCLUDED WHETHER EXPRESS, STATUTORY OR IMPLIED UNDER LAW, COURSE OF
67 * DEALING, CUSTOM, TRADE USAGE, ORAL OR WRITTEN STATEMENT OR OTHERWISE,
68 * INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY
69 * OR FITNESS FOR A PARTICULAR PURPOSE CONCERNING THE CODE.
70 *
71 * 5. NO LIABILITY.
72 * UNDER NO CIRCUMSTANCES SHALL JPRS AND/OR ITS AFFILIATES, LICENSORS, OR
73 * REPRESENTATIVES BE LIABLE FOR ANY DAMAGES INCLUDING BUT NOT LIMITED TO
74 * CONSEQUENTIAL, INDIRECT, SPECIAL, PUNITIVE OR INCIDENTAL DAMAGES,
75 * WHETHER FORESEEABLE OR UNFORESEEABLE, BASED ON YOUR CLAIMS, INCLUDING,
76 * BUT NOT LIMITED TO, CLAIMS FOR LOSS OF DATA, GOODWILL, PROFITS, USE OF
77 * MONEY, INTERRUPTION IN USE OR AVAILABILITY OF DATA, STOPPAGE, IMPLIED
78 * WARRANTY, BREACH OF CONTRACT, MISREPRESENTATION, NEGLIGENCE, STRICT
79 * LIABILITY IN TORT, OR OTHERWISE.
80 *
81 * 6. Indemnification.
82 * You hereby agree to indemnify, defend, and hold harmless JPRS for any
83 * liability incurred by JRPS due to your terms of warranty, support,
84 * indemnity, or liability offered by you to any third party.
85 *
86 * 7. Termination.
87 * 7.1 This OSCL shall be automatically terminated in the events that:
88 * (a) You fail to comply with the terms herein and fail to cure such
89 * breach within 30 days of becoming aware of the breach;
90 * (b) You initiate patent or copyright infringement litigation against
91 * any party (including a cross-claim or counterclaim in a lawsuit)
92 * alleging that the Code constitutes a direct or indirect patent or
93 * copyright infringement, in such case, this OSCL to you shall
94 * terminate as of the date such litigation is filed;
95 * 7.2 In the event of termination under Sections 7.1(a) or 7.1(b) above,
96 * all end user license agreements (excluding distributors and
97 * resellers) which have been validly granted by You or any distributor
98 * hereunder prior to termination shall survive termination.
99 *
100 *
101 * 8. General.
102 * This OSCL shall be governed by, and construed and enforced in
103 * accordance with, the laws of Japan. Any litigation or arbitration
104 * between the parties shall be conducted exclusively in Tokyo, Japan
105 * except written consent of JPRS provides other venue.
106 *
107 *
108 * EXHIBIT A
109 *
110 * The original open source code of idnkit-2 is idnkit-1.0 developed and
111 * conceived by Japan Network Information Center ("JPNIC"), a Japanese
112 * association, Kokusai-Kougyou-Kanda Bldg 6F, 2-3-4 Uchi-Kanda,
113 * Chiyoda-ku, Tokyo 101-0047, Japan, and JPRS modifies above original code
114 * under following Terms and Conditions set forth by JPNIC.
115 *
116 * JPNIC
117 *
118 * Copyright (c) 2000-2002 Japan Network Information Center. All rights reserved.
119 *
120 * By using this file, you agree to the terms and conditions set forth bellow.
121 *
122 * LICENSE TERMS AND CONDITIONS
123 *
124 * The following License Terms and Conditions apply, unless a different
125 * license is obtained from Japan Network Information Center ("JPNIC"),
126 * a Japanese association, Kokusai-Kougyou-Kanda Bldg 6F, 2-3-4 Uchi-Kanda,
127 * Chiyoda-ku, Tokyo 101-0047, Japan.
128 *
129 * 1. Use, Modification and Redistribution (including distribution of any
130 * modified or derived work) in source and/or binary forms is permitted
131 * under this License Terms and Conditions.
132 *
133 * 2. Redistribution of source code must retain the copyright notices as they
134 * appear in each source code file, this License Terms and Conditions.
135 *
136 * 3. Redistribution in binary form must reproduce the Copyright Notice,
137 * this License Terms and Conditions, in the documentation and/or other
138 * materials provided with the distribution. For the purposes of binary
139 * distribution the "Copyright Notice" refers to the following language:
140 * "Copyright (c) 2000-2002 Japan Network Information Center. All rights reserved."
141 *
142 * 4. The name of JPNIC may not be used to endorse or promote products
143 * derived from this Software without specific prior written approval of
144 * JPNIC.
145 *
146 * 5. Disclaimer/Limitation of Liability: THIS SOFTWARE IS PROVIDED BY JPNIC
147 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
148 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
149 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JPNIC BE LIABLE
150 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
151 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
152 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
153 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
154 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
155 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
156 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
157 *
158 *
159 * JPRS Public License Notice
160 * For
161 * idnkit-2.
162 *
163 * The contents of this file are subject to the Terms and Conditions for
164 * the Open Source Code License (the "OSCL"). You may not use this file
165 * except in compliance with above terms and conditions. A copy of the OSCL
166 * is available at <http://jprs.co.jp/idn/>.
167 * The JPRS Revised Code is idnkit-2.
168 * The Initial Developer of the JPRS Revised Code is Japan Network
169 * Information Center ("JPNIC"), a Japanese association,
170 * Kokusai-Kougyou-Kanda Bldg 6F, 2-3-4 Uchi-Kanda, Chiyoda-ku, Tokyo
171 * 101-0047, Japan.
172 * "Copyright (c) 2000-2002 Japan Network Information Center. All rights reserved."
173 * "Copyright (c) 2010-2012 Japan Registry Services Co., Ltd. All rights reserved."
174 * Contributor(s): ______________________________________.
175 *
176 * If you wish to allow use of your version of this file only under the
177 * above License(s) and not to allow others to use your version of this
178 * file, please indicate your decision by deleting the relevant provisions
179 * above and replacing them with the notice and other provisions required
180 * by the above License(s). If you do not delete the relevant provisions,
181 * a recipient may use your version of this file under either the above
182 * License(s).
183 */
184
185 #include <config.h>
186
187 #include <stddef.h>
188 #include <stdlib.h>
189
190 #include <idn/assert.h>
191 #include <idn/debug.h>
192 #include <idn/logmacro.h>
193 #include <idn/result.h>
194 #include <idn/res_internal.h>
195 #include <idn/labellist.h>
196 #include <idn/punycode.h>
197 #include <idn/utf32.h>
198
199 /*
200 * Perform IDN_RTCHECK for idn_res_decode().
201 */
202 idn_result_t
idn__res_rtcheck_decode(idn_resconf_t ctx,idn__labellist_t label)203 idn__res_rtcheck_decode(idn_resconf_t ctx, idn__labellist_t label) {
204 idn_result_t r = idn_success;
205 unsigned long *aname;
206 const unsigned long *uname;
207 const unsigned long *rtname;
208 size_t anamelen;
209
210 assert(ctx != NULL && label != NULL);
211
212 uname = idn__labellist_getname(label);
213 aname = NULL;
214 anamelen = 256; /* may be large enough */
215 rtname = idn__labellist_getroundtripname(label);
216
217 TRACE(("idn__res_rtcheck_decode(label=\"%s\")\n",
218 idn__debug_utf32xstring(uname)));
219
220 for (;;) {
221 unsigned long *new_aname;
222
223 new_aname = (unsigned long *)
224 realloc(aname, anamelen * sizeof(long));
225 if (new_aname == NULL) {
226 r = idn_nomemory;
227 goto ret;
228 }
229 aname = new_aname;
230 r = idn__punycode_encode(NULL, uname, aname, anamelen);
231 if (r == idn_success)
232 break;
233 else if (r != idn_buffer_overflow)
234 goto ret;
235 anamelen *= 2;
236 }
237
238 if (idn__utf32_strcmp(aname, rtname) != 0)
239 r = idn_rtcheck_error;
240
241 ret:
242 if (r == idn_success || r == idn_rtcheck_error) {
243 TRACE(("idn__res_rtcheck_decode(): %s "
244 "(label=\"%s\" <=> \"%s\")\n",
245 idn_result_tostring(r),
246 idn__debug_utf32xstring(aname),
247 idn__debug_utf32xstring(rtname)));
248 } else {
249 TRACE(("idn__res_rtcheck_decode(): %s\n",
250 idn_result_tostring(r)));
251 }
252 free(aname);
253
254 return (r);
255 }
256