1 /***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) Jan Venekamp, <jan@venekamp.net>
9 *
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at https://curl.se/docs/copyright.html.
13 *
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 * SPDX-License-Identifier: curl
22 *
23 ***************************************************************************/
24 #include "curl_setup.h"
25
26 #if defined(USE_MBEDTLS) || defined(USE_BEARSSL)
27 #include "cipher_suite.h"
28 #include "curl_printf.h"
29 #include "strcase.h"
30 #include <string.h>
31
32 /*
33 * To support the CURLOPT_SSL_CIPHER_LIST option on SSL backends
34 * that do not support it natively, but do support setting a list of
35 * IANA ids, we need a list of all supported cipher suite names
36 * (openssl and IANA) to be able to look up the IANA ids.
37 *
38 * To keep the binary size of this list down we compress each entry
39 * down to 2 + 6 bytes using the C preprocessor.
40 */
41
42 /*
43 * mbedTLS NOTE: mbedTLS has mbedtls_ssl_get_ciphersuite_id() to
44 * convert a string representation to an IANA id, we do not use that
45 * because it does not support "standard" openssl cipher suite
46 * names, nor IANA names.
47 */
48
49 /* NOTE: also see tests/unit/unit3205.c */
50
51 /* Text for cipher suite parts (max 64 entries),
52 keep indexes below in sync with this! */
53 static const char *cs_txt =
54 "\0"
55 "TLS" "\0"
56 "WITH" "\0"
57 "128" "\0"
58 "256" "\0"
59 "3DES" "\0"
60 "8" "\0"
61 "AES" "\0"
62 "AES128" "\0"
63 "AES256" "\0"
64 "CBC" "\0"
65 "CBC3" "\0"
66 "CCM" "\0"
67 "CCM8" "\0"
68 "CHACHA20" "\0"
69 "DES" "\0"
70 "DHE" "\0"
71 "ECDH" "\0"
72 "ECDHE" "\0"
73 "ECDSA" "\0"
74 "EDE" "\0"
75 "GCM" "\0"
76 "MD5" "\0"
77 "NULL" "\0"
78 "POLY1305" "\0"
79 "PSK" "\0"
80 "RSA" "\0"
81 "SHA" "\0"
82 "SHA256" "\0"
83 "SHA384" "\0"
84 #if defined(USE_MBEDTLS)
85 "ARIA" "\0"
86 "ARIA128" "\0"
87 "ARIA256" "\0"
88 "CAMELLIA" "\0"
89 "CAMELLIA128" "\0"
90 "CAMELLIA256" "\0"
91 #endif
92 ;
93 /* Indexes of above cs_txt */
94 enum {
95 CS_TXT_IDX_,
96 CS_TXT_IDX_TLS,
97 CS_TXT_IDX_WITH,
98 CS_TXT_IDX_128,
99 CS_TXT_IDX_256,
100 CS_TXT_IDX_3DES,
101 CS_TXT_IDX_8,
102 CS_TXT_IDX_AES,
103 CS_TXT_IDX_AES128,
104 CS_TXT_IDX_AES256,
105 CS_TXT_IDX_CBC,
106 CS_TXT_IDX_CBC3,
107 CS_TXT_IDX_CCM,
108 CS_TXT_IDX_CCM8,
109 CS_TXT_IDX_CHACHA20,
110 CS_TXT_IDX_DES,
111 CS_TXT_IDX_DHE,
112 CS_TXT_IDX_ECDH,
113 CS_TXT_IDX_ECDHE,
114 CS_TXT_IDX_ECDSA,
115 CS_TXT_IDX_EDE,
116 CS_TXT_IDX_GCM,
117 CS_TXT_IDX_MD5,
118 CS_TXT_IDX_NULL,
119 CS_TXT_IDX_POLY1305,
120 CS_TXT_IDX_PSK,
121 CS_TXT_IDX_RSA,
122 CS_TXT_IDX_SHA,
123 CS_TXT_IDX_SHA256,
124 CS_TXT_IDX_SHA384,
125 #if defined(USE_MBEDTLS)
126 CS_TXT_IDX_ARIA,
127 CS_TXT_IDX_ARIA128,
128 CS_TXT_IDX_ARIA256,
129 CS_TXT_IDX_CAMELLIA,
130 CS_TXT_IDX_CAMELLIA128,
131 CS_TXT_IDX_CAMELLIA256,
132 #endif
133 CS_TXT_LEN,
134 };
135
136 #define CS_ZIP_IDX(a, b, c, d, e, f, g, h) \
137 { \
138 (uint8_t) ((a) << 2 | ((b) & 0x3F) >> 4), \
139 (uint8_t) ((b) << 4 | ((c) & 0x3F) >> 2), \
140 (uint8_t) ((c) << 6 | ((d) & 0x3F)), \
141 (uint8_t) ((e) << 2 | ((f) & 0x3F) >> 4), \
142 (uint8_t) ((f) << 4 | ((g) & 0x3F) >> 2), \
143 (uint8_t) ((g) << 6 | ((h) & 0x3F)) \
144 }
145 #define CS_ENTRY(id, a, b, c, d, e, f, g, h) \
146 { \
147 id, \
148 CS_ZIP_IDX( \
149 CS_TXT_IDX_ ## a, CS_TXT_IDX_ ## b, \
150 CS_TXT_IDX_ ## c, CS_TXT_IDX_ ## d, \
151 CS_TXT_IDX_ ## e, CS_TXT_IDX_ ## f, \
152 CS_TXT_IDX_ ## g, CS_TXT_IDX_ ## h \
153 ) \
154 }
155
156 struct cs_entry {
157 uint16_t id;
158 uint8_t zip[6];
159 };
160
161 /* !checksrc! disable COMMANOSPACE all */
162 static const struct cs_entry cs_list [] = {
163 CS_ENTRY(0x002F, TLS,RSA,WITH,AES,128,CBC,SHA,),
164 CS_ENTRY(0x002F, AES128,SHA,,,,,,),
165 CS_ENTRY(0x0035, TLS,RSA,WITH,AES,256,CBC,SHA,),
166 CS_ENTRY(0x0035, AES256,SHA,,,,,,),
167 CS_ENTRY(0x003C, TLS,RSA,WITH,AES,128,CBC,SHA256,),
168 CS_ENTRY(0x003C, AES128,SHA256,,,,,,),
169 CS_ENTRY(0x003D, TLS,RSA,WITH,AES,256,CBC,SHA256,),
170 CS_ENTRY(0x003D, AES256,SHA256,,,,,,),
171 CS_ENTRY(0x009C, TLS,RSA,WITH,AES,128,GCM,SHA256,),
172 CS_ENTRY(0x009C, AES128,GCM,SHA256,,,,,),
173 CS_ENTRY(0x009D, TLS,RSA,WITH,AES,256,GCM,SHA384,),
174 CS_ENTRY(0x009D, AES256,GCM,SHA384,,,,,),
175 CS_ENTRY(0xC004, TLS,ECDH,ECDSA,WITH,AES,128,CBC,SHA),
176 CS_ENTRY(0xC004, ECDH,ECDSA,AES128,SHA,,,,),
177 CS_ENTRY(0xC005, TLS,ECDH,ECDSA,WITH,AES,256,CBC,SHA),
178 CS_ENTRY(0xC005, ECDH,ECDSA,AES256,SHA,,,,),
179 CS_ENTRY(0xC009, TLS,ECDHE,ECDSA,WITH,AES,128,CBC,SHA),
180 CS_ENTRY(0xC009, ECDHE,ECDSA,AES128,SHA,,,,),
181 CS_ENTRY(0xC00A, TLS,ECDHE,ECDSA,WITH,AES,256,CBC,SHA),
182 CS_ENTRY(0xC00A, ECDHE,ECDSA,AES256,SHA,,,,),
183 CS_ENTRY(0xC00E, TLS,ECDH,RSA,WITH,AES,128,CBC,SHA),
184 CS_ENTRY(0xC00E, ECDH,RSA,AES128,SHA,,,,),
185 CS_ENTRY(0xC00F, TLS,ECDH,RSA,WITH,AES,256,CBC,SHA),
186 CS_ENTRY(0xC00F, ECDH,RSA,AES256,SHA,,,,),
187 CS_ENTRY(0xC013, TLS,ECDHE,RSA,WITH,AES,128,CBC,SHA),
188 CS_ENTRY(0xC013, ECDHE,RSA,AES128,SHA,,,,),
189 CS_ENTRY(0xC014, TLS,ECDHE,RSA,WITH,AES,256,CBC,SHA),
190 CS_ENTRY(0xC014, ECDHE,RSA,AES256,SHA,,,,),
191 CS_ENTRY(0xC023, TLS,ECDHE,ECDSA,WITH,AES,128,CBC,SHA256),
192 CS_ENTRY(0xC023, ECDHE,ECDSA,AES128,SHA256,,,,),
193 CS_ENTRY(0xC024, TLS,ECDHE,ECDSA,WITH,AES,256,CBC,SHA384),
194 CS_ENTRY(0xC024, ECDHE,ECDSA,AES256,SHA384,,,,),
195 CS_ENTRY(0xC025, TLS,ECDH,ECDSA,WITH,AES,128,CBC,SHA256),
196 CS_ENTRY(0xC025, ECDH,ECDSA,AES128,SHA256,,,,),
197 CS_ENTRY(0xC026, TLS,ECDH,ECDSA,WITH,AES,256,CBC,SHA384),
198 CS_ENTRY(0xC026, ECDH,ECDSA,AES256,SHA384,,,,),
199 CS_ENTRY(0xC027, TLS,ECDHE,RSA,WITH,AES,128,CBC,SHA256),
200 CS_ENTRY(0xC027, ECDHE,RSA,AES128,SHA256,,,,),
201 CS_ENTRY(0xC028, TLS,ECDHE,RSA,WITH,AES,256,CBC,SHA384),
202 CS_ENTRY(0xC028, ECDHE,RSA,AES256,SHA384,,,,),
203 CS_ENTRY(0xC029, TLS,ECDH,RSA,WITH,AES,128,CBC,SHA256),
204 CS_ENTRY(0xC029, ECDH,RSA,AES128,SHA256,,,,),
205 CS_ENTRY(0xC02A, TLS,ECDH,RSA,WITH,AES,256,CBC,SHA384),
206 CS_ENTRY(0xC02A, ECDH,RSA,AES256,SHA384,,,,),
207 CS_ENTRY(0xC02B, TLS,ECDHE,ECDSA,WITH,AES,128,GCM,SHA256),
208 CS_ENTRY(0xC02B, ECDHE,ECDSA,AES128,GCM,SHA256,,,),
209 CS_ENTRY(0xC02C, TLS,ECDHE,ECDSA,WITH,AES,256,GCM,SHA384),
210 CS_ENTRY(0xC02C, ECDHE,ECDSA,AES256,GCM,SHA384,,,),
211 CS_ENTRY(0xC02D, TLS,ECDH,ECDSA,WITH,AES,128,GCM,SHA256),
212 CS_ENTRY(0xC02D, ECDH,ECDSA,AES128,GCM,SHA256,,,),
213 CS_ENTRY(0xC02E, TLS,ECDH,ECDSA,WITH,AES,256,GCM,SHA384),
214 CS_ENTRY(0xC02E, ECDH,ECDSA,AES256,GCM,SHA384,,,),
215 CS_ENTRY(0xC02F, TLS,ECDHE,RSA,WITH,AES,128,GCM,SHA256),
216 CS_ENTRY(0xC02F, ECDHE,RSA,AES128,GCM,SHA256,,,),
217 CS_ENTRY(0xC030, TLS,ECDHE,RSA,WITH,AES,256,GCM,SHA384),
218 CS_ENTRY(0xC030, ECDHE,RSA,AES256,GCM,SHA384,,,),
219 CS_ENTRY(0xC031, TLS,ECDH,RSA,WITH,AES,128,GCM,SHA256),
220 CS_ENTRY(0xC031, ECDH,RSA,AES128,GCM,SHA256,,,),
221 CS_ENTRY(0xC032, TLS,ECDH,RSA,WITH,AES,256,GCM,SHA384),
222 CS_ENTRY(0xC032, ECDH,RSA,AES256,GCM,SHA384,,,),
223 CS_ENTRY(0xCCA8, TLS,ECDHE,RSA,WITH,CHACHA20,POLY1305,SHA256,),
224 CS_ENTRY(0xCCA8, ECDHE,RSA,CHACHA20,POLY1305,,,,),
225 CS_ENTRY(0xCCA9, TLS,ECDHE,ECDSA,WITH,CHACHA20,POLY1305,SHA256,),
226 CS_ENTRY(0xCCA9, ECDHE,ECDSA,CHACHA20,POLY1305,,,,),
227 #if defined(USE_MBEDTLS)
228 CS_ENTRY(0x0001, TLS,RSA,WITH,NULL,MD5,,,),
229 CS_ENTRY(0x0001, NULL,MD5,,,,,,),
230 CS_ENTRY(0x0002, TLS,RSA,WITH,NULL,SHA,,,),
231 CS_ENTRY(0x0002, NULL,SHA,,,,,,),
232 CS_ENTRY(0x002C, TLS,PSK,WITH,NULL,SHA,,,),
233 CS_ENTRY(0x002C, PSK,NULL,SHA,,,,,),
234 CS_ENTRY(0x002D, TLS,DHE,PSK,WITH,NULL,SHA,,),
235 CS_ENTRY(0x002D, DHE,PSK,NULL,SHA,,,,),
236 CS_ENTRY(0x002E, TLS,RSA,PSK,WITH,NULL,SHA,,),
237 CS_ENTRY(0x002E, RSA,PSK,NULL,SHA,,,,),
238 CS_ENTRY(0x0033, TLS,DHE,RSA,WITH,AES,128,CBC,SHA),
239 CS_ENTRY(0x0033, DHE,RSA,AES128,SHA,,,,),
240 CS_ENTRY(0x0039, TLS,DHE,RSA,WITH,AES,256,CBC,SHA),
241 CS_ENTRY(0x0039, DHE,RSA,AES256,SHA,,,,),
242 CS_ENTRY(0x003B, TLS,RSA,WITH,NULL,SHA256,,,),
243 CS_ENTRY(0x003B, NULL,SHA256,,,,,,),
244 CS_ENTRY(0x0067, TLS,DHE,RSA,WITH,AES,128,CBC,SHA256),
245 CS_ENTRY(0x0067, DHE,RSA,AES128,SHA256,,,,),
246 CS_ENTRY(0x006B, TLS,DHE,RSA,WITH,AES,256,CBC,SHA256),
247 CS_ENTRY(0x006B, DHE,RSA,AES256,SHA256,,,,),
248 CS_ENTRY(0x008C, TLS,PSK,WITH,AES,128,CBC,SHA,),
249 CS_ENTRY(0x008C, PSK,AES128,CBC,SHA,,,,),
250 CS_ENTRY(0x008D, TLS,PSK,WITH,AES,256,CBC,SHA,),
251 CS_ENTRY(0x008D, PSK,AES256,CBC,SHA,,,,),
252 CS_ENTRY(0x0090, TLS,DHE,PSK,WITH,AES,128,CBC,SHA),
253 CS_ENTRY(0x0090, DHE,PSK,AES128,CBC,SHA,,,),
254 CS_ENTRY(0x0091, TLS,DHE,PSK,WITH,AES,256,CBC,SHA),
255 CS_ENTRY(0x0091, DHE,PSK,AES256,CBC,SHA,,,),
256 CS_ENTRY(0x0094, TLS,RSA,PSK,WITH,AES,128,CBC,SHA),
257 CS_ENTRY(0x0094, RSA,PSK,AES128,CBC,SHA,,,),
258 CS_ENTRY(0x0095, TLS,RSA,PSK,WITH,AES,256,CBC,SHA),
259 CS_ENTRY(0x0095, RSA,PSK,AES256,CBC,SHA,,,),
260 CS_ENTRY(0x009E, TLS,DHE,RSA,WITH,AES,128,GCM,SHA256),
261 CS_ENTRY(0x009E, DHE,RSA,AES128,GCM,SHA256,,,),
262 CS_ENTRY(0x009F, TLS,DHE,RSA,WITH,AES,256,GCM,SHA384),
263 CS_ENTRY(0x009F, DHE,RSA,AES256,GCM,SHA384,,,),
264 CS_ENTRY(0x00A8, TLS,PSK,WITH,AES,128,GCM,SHA256,),
265 CS_ENTRY(0x00A8, PSK,AES128,GCM,SHA256,,,,),
266 CS_ENTRY(0x00A9, TLS,PSK,WITH,AES,256,GCM,SHA384,),
267 CS_ENTRY(0x00A9, PSK,AES256,GCM,SHA384,,,,),
268 CS_ENTRY(0x00AA, TLS,DHE,PSK,WITH,AES,128,GCM,SHA256),
269 CS_ENTRY(0x00AA, DHE,PSK,AES128,GCM,SHA256,,,),
270 CS_ENTRY(0x00AB, TLS,DHE,PSK,WITH,AES,256,GCM,SHA384),
271 CS_ENTRY(0x00AB, DHE,PSK,AES256,GCM,SHA384,,,),
272 CS_ENTRY(0x00AC, TLS,RSA,PSK,WITH,AES,128,GCM,SHA256),
273 CS_ENTRY(0x00AC, RSA,PSK,AES128,GCM,SHA256,,,),
274 CS_ENTRY(0x00AD, TLS,RSA,PSK,WITH,AES,256,GCM,SHA384),
275 CS_ENTRY(0x00AD, RSA,PSK,AES256,GCM,SHA384,,,),
276 CS_ENTRY(0x00AE, TLS,PSK,WITH,AES,128,CBC,SHA256,),
277 CS_ENTRY(0x00AE, PSK,AES128,CBC,SHA256,,,,),
278 CS_ENTRY(0x00AF, TLS,PSK,WITH,AES,256,CBC,SHA384,),
279 CS_ENTRY(0x00AF, PSK,AES256,CBC,SHA384,,,,),
280 CS_ENTRY(0x00B0, TLS,PSK,WITH,NULL,SHA256,,,),
281 CS_ENTRY(0x00B0, PSK,NULL,SHA256,,,,,),
282 CS_ENTRY(0x00B1, TLS,PSK,WITH,NULL,SHA384,,,),
283 CS_ENTRY(0x00B1, PSK,NULL,SHA384,,,,,),
284 CS_ENTRY(0x00B2, TLS,DHE,PSK,WITH,AES,128,CBC,SHA256),
285 CS_ENTRY(0x00B2, DHE,PSK,AES128,CBC,SHA256,,,),
286 CS_ENTRY(0x00B3, TLS,DHE,PSK,WITH,AES,256,CBC,SHA384),
287 CS_ENTRY(0x00B3, DHE,PSK,AES256,CBC,SHA384,,,),
288 CS_ENTRY(0x00B4, TLS,DHE,PSK,WITH,NULL,SHA256,,),
289 CS_ENTRY(0x00B4, DHE,PSK,NULL,SHA256,,,,),
290 CS_ENTRY(0x00B5, TLS,DHE,PSK,WITH,NULL,SHA384,,),
291 CS_ENTRY(0x00B5, DHE,PSK,NULL,SHA384,,,,),
292 CS_ENTRY(0x00B6, TLS,RSA,PSK,WITH,AES,128,CBC,SHA256),
293 CS_ENTRY(0x00B6, RSA,PSK,AES128,CBC,SHA256,,,),
294 CS_ENTRY(0x00B7, TLS,RSA,PSK,WITH,AES,256,CBC,SHA384),
295 CS_ENTRY(0x00B7, RSA,PSK,AES256,CBC,SHA384,,,),
296 CS_ENTRY(0x00B8, TLS,RSA,PSK,WITH,NULL,SHA256,,),
297 CS_ENTRY(0x00B8, RSA,PSK,NULL,SHA256,,,,),
298 CS_ENTRY(0x00B9, TLS,RSA,PSK,WITH,NULL,SHA384,,),
299 CS_ENTRY(0x00B9, RSA,PSK,NULL,SHA384,,,,),
300 CS_ENTRY(0x1301, TLS,AES,128,GCM,SHA256,,,),
301 CS_ENTRY(0x1302, TLS,AES,256,GCM,SHA384,,,),
302 CS_ENTRY(0x1303, TLS,CHACHA20,POLY1305,SHA256,,,,),
303 CS_ENTRY(0x1304, TLS,AES,128,CCM,SHA256,,,),
304 CS_ENTRY(0x1305, TLS,AES,128,CCM,8,SHA256,,),
305 CS_ENTRY(0xC001, TLS,ECDH,ECDSA,WITH,NULL,SHA,,),
306 CS_ENTRY(0xC001, ECDH,ECDSA,NULL,SHA,,,,),
307 CS_ENTRY(0xC006, TLS,ECDHE,ECDSA,WITH,NULL,SHA,,),
308 CS_ENTRY(0xC006, ECDHE,ECDSA,NULL,SHA,,,,),
309 CS_ENTRY(0xC00B, TLS,ECDH,RSA,WITH,NULL,SHA,,),
310 CS_ENTRY(0xC00B, ECDH,RSA,NULL,SHA,,,,),
311 CS_ENTRY(0xC010, TLS,ECDHE,RSA,WITH,NULL,SHA,,),
312 CS_ENTRY(0xC010, ECDHE,RSA,NULL,SHA,,,,),
313 CS_ENTRY(0xC035, TLS,ECDHE,PSK,WITH,AES,128,CBC,SHA),
314 CS_ENTRY(0xC035, ECDHE,PSK,AES128,CBC,SHA,,,),
315 CS_ENTRY(0xC036, TLS,ECDHE,PSK,WITH,AES,256,CBC,SHA),
316 CS_ENTRY(0xC036, ECDHE,PSK,AES256,CBC,SHA,,,),
317 CS_ENTRY(0xCCAB, TLS,PSK,WITH,CHACHA20,POLY1305,SHA256,,),
318 CS_ENTRY(0xCCAB, PSK,CHACHA20,POLY1305,,,,,),
319 #endif
320 #if defined(USE_BEARSSL)
321 CS_ENTRY(0x000A, TLS,RSA,WITH,3DES,EDE,CBC,SHA,),
322 CS_ENTRY(0x000A, DES,CBC3,SHA,,,,,),
323 CS_ENTRY(0xC003, TLS,ECDH,ECDSA,WITH,3DES,EDE,CBC,SHA),
324 CS_ENTRY(0xC003, ECDH,ECDSA,DES,CBC3,SHA,,,),
325 CS_ENTRY(0xC008, TLS,ECDHE,ECDSA,WITH,3DES,EDE,CBC,SHA),
326 CS_ENTRY(0xC008, ECDHE,ECDSA,DES,CBC3,SHA,,,),
327 CS_ENTRY(0xC00D, TLS,ECDH,RSA,WITH,3DES,EDE,CBC,SHA),
328 CS_ENTRY(0xC00D, ECDH,RSA,DES,CBC3,SHA,,,),
329 CS_ENTRY(0xC012, TLS,ECDHE,RSA,WITH,3DES,EDE,CBC,SHA),
330 CS_ENTRY(0xC012, ECDHE,RSA,DES,CBC3,SHA,,,),
331 #endif
332 CS_ENTRY(0xC09C, TLS,RSA,WITH,AES,128,CCM,,),
333 CS_ENTRY(0xC09C, AES128,CCM,,,,,,),
334 CS_ENTRY(0xC09D, TLS,RSA,WITH,AES,256,CCM,,),
335 CS_ENTRY(0xC09D, AES256,CCM,,,,,,),
336 CS_ENTRY(0xC0A0, TLS,RSA,WITH,AES,128,CCM,8,),
337 CS_ENTRY(0xC0A0, AES128,CCM8,,,,,,),
338 CS_ENTRY(0xC0A1, TLS,RSA,WITH,AES,256,CCM,8,),
339 CS_ENTRY(0xC0A1, AES256,CCM8,,,,,,),
340 CS_ENTRY(0xC0AC, TLS,ECDHE,ECDSA,WITH,AES,128,CCM,),
341 CS_ENTRY(0xC0AC, ECDHE,ECDSA,AES128,CCM,,,,),
342 CS_ENTRY(0xC0AD, TLS,ECDHE,ECDSA,WITH,AES,256,CCM,),
343 CS_ENTRY(0xC0AD, ECDHE,ECDSA,AES256,CCM,,,,),
344 CS_ENTRY(0xC0AE, TLS,ECDHE,ECDSA,WITH,AES,128,CCM,8),
345 CS_ENTRY(0xC0AE, ECDHE,ECDSA,AES128,CCM8,,,,),
346 CS_ENTRY(0xC0AF, TLS,ECDHE,ECDSA,WITH,AES,256,CCM,8),
347 CS_ENTRY(0xC0AF, ECDHE,ECDSA,AES256,CCM8,,,,),
348 #if defined(USE_MBEDTLS)
349 /* entries marked ns are "non-standard", they are not in openssl */
350 CS_ENTRY(0x0041, TLS,RSA,WITH,CAMELLIA,128,CBC,SHA,),
351 CS_ENTRY(0x0041, CAMELLIA128,SHA,,,,,,),
352 CS_ENTRY(0x0045, TLS,DHE,RSA,WITH,CAMELLIA,128,CBC,SHA),
353 CS_ENTRY(0x0045, DHE,RSA,CAMELLIA128,SHA,,,,),
354 CS_ENTRY(0x0084, TLS,RSA,WITH,CAMELLIA,256,CBC,SHA,),
355 CS_ENTRY(0x0084, CAMELLIA256,SHA,,,,,,),
356 CS_ENTRY(0x0088, TLS,DHE,RSA,WITH,CAMELLIA,256,CBC,SHA),
357 CS_ENTRY(0x0088, DHE,RSA,CAMELLIA256,SHA,,,,),
358 CS_ENTRY(0x00BA, TLS,RSA,WITH,CAMELLIA,128,CBC,SHA256,),
359 CS_ENTRY(0x00BA, CAMELLIA128,SHA256,,,,,,),
360 CS_ENTRY(0x00BE, TLS,DHE,RSA,WITH,CAMELLIA,128,CBC,SHA256),
361 CS_ENTRY(0x00BE, DHE,RSA,CAMELLIA128,SHA256,,,,),
362 CS_ENTRY(0x00C0, TLS,RSA,WITH,CAMELLIA,256,CBC,SHA256,),
363 CS_ENTRY(0x00C0, CAMELLIA256,SHA256,,,,,,),
364 CS_ENTRY(0x00C4, TLS,DHE,RSA,WITH,CAMELLIA,256,CBC,SHA256),
365 CS_ENTRY(0x00C4, DHE,RSA,CAMELLIA256,SHA256,,,,),
366 CS_ENTRY(0xC037, TLS,ECDHE,PSK,WITH,AES,128,CBC,SHA256),
367 CS_ENTRY(0xC037, ECDHE,PSK,AES128,CBC,SHA256,,,),
368 CS_ENTRY(0xC038, TLS,ECDHE,PSK,WITH,AES,256,CBC,SHA384),
369 CS_ENTRY(0xC038, ECDHE,PSK,AES256,CBC,SHA384,,,),
370 CS_ENTRY(0xC039, TLS,ECDHE,PSK,WITH,NULL,SHA,,),
371 CS_ENTRY(0xC039, ECDHE,PSK,NULL,SHA,,,,),
372 CS_ENTRY(0xC03A, TLS,ECDHE,PSK,WITH,NULL,SHA256,,),
373 CS_ENTRY(0xC03A, ECDHE,PSK,NULL,SHA256,,,,),
374 CS_ENTRY(0xC03B, TLS,ECDHE,PSK,WITH,NULL,SHA384,,),
375 CS_ENTRY(0xC03B, ECDHE,PSK,NULL,SHA384,,,,),
376 CS_ENTRY(0xC03C, TLS,RSA,WITH,ARIA,128,CBC,SHA256,),
377 CS_ENTRY(0xC03C, ARIA128,SHA256,,,,,,), /* ns */
378 CS_ENTRY(0xC03D, TLS,RSA,WITH,ARIA,256,CBC,SHA384,),
379 CS_ENTRY(0xC03D, ARIA256,SHA384,,,,,,), /* ns */
380 CS_ENTRY(0xC044, TLS,DHE,RSA,WITH,ARIA,128,CBC,SHA256),
381 CS_ENTRY(0xC044, DHE,RSA,ARIA128,SHA256,,,,), /* ns */
382 CS_ENTRY(0xC045, TLS,DHE,RSA,WITH,ARIA,256,CBC,SHA384),
383 CS_ENTRY(0xC045, DHE,RSA,ARIA256,SHA384,,,,), /* ns */
384 CS_ENTRY(0xC048, TLS,ECDHE,ECDSA,WITH,ARIA,128,CBC,SHA256),
385 CS_ENTRY(0xC048, ECDHE,ECDSA,ARIA128,SHA256,,,,), /* ns */
386 CS_ENTRY(0xC049, TLS,ECDHE,ECDSA,WITH,ARIA,256,CBC,SHA384),
387 CS_ENTRY(0xC049, ECDHE,ECDSA,ARIA256,SHA384,,,,), /* ns */
388 CS_ENTRY(0xC04A, TLS,ECDH,ECDSA,WITH,ARIA,128,CBC,SHA256),
389 CS_ENTRY(0xC04A, ECDH,ECDSA,ARIA128,SHA256,,,,), /* ns */
390 CS_ENTRY(0xC04B, TLS,ECDH,ECDSA,WITH,ARIA,256,CBC,SHA384),
391 CS_ENTRY(0xC04B, ECDH,ECDSA,ARIA256,SHA384,,,,), /* ns */
392 CS_ENTRY(0xC04C, TLS,ECDHE,RSA,WITH,ARIA,128,CBC,SHA256),
393 CS_ENTRY(0xC04C, ECDHE,ARIA128,SHA256,,,,,), /* ns */
394 CS_ENTRY(0xC04D, TLS,ECDHE,RSA,WITH,ARIA,256,CBC,SHA384),
395 CS_ENTRY(0xC04D, ECDHE,ARIA256,SHA384,,,,,), /* ns */
396 CS_ENTRY(0xC04E, TLS,ECDH,RSA,WITH,ARIA,128,CBC,SHA256),
397 CS_ENTRY(0xC04E, ECDH,ARIA128,SHA256,,,,,), /* ns */
398 CS_ENTRY(0xC04F, TLS,ECDH,RSA,WITH,ARIA,256,CBC,SHA384),
399 CS_ENTRY(0xC04F, ECDH,ARIA256,SHA384,,,,,), /* ns */
400 CS_ENTRY(0xC050, TLS,RSA,WITH,ARIA,128,GCM,SHA256,),
401 CS_ENTRY(0xC050, ARIA128,GCM,SHA256,,,,,),
402 CS_ENTRY(0xC051, TLS,RSA,WITH,ARIA,256,GCM,SHA384,),
403 CS_ENTRY(0xC051, ARIA256,GCM,SHA384,,,,,),
404 CS_ENTRY(0xC052, TLS,DHE,RSA,WITH,ARIA,128,GCM,SHA256),
405 CS_ENTRY(0xC052, DHE,RSA,ARIA128,GCM,SHA256,,,),
406 CS_ENTRY(0xC053, TLS,DHE,RSA,WITH,ARIA,256,GCM,SHA384),
407 CS_ENTRY(0xC053, DHE,RSA,ARIA256,GCM,SHA384,,,),
408 CS_ENTRY(0xC05C, TLS,ECDHE,ECDSA,WITH,ARIA,128,GCM,SHA256),
409 CS_ENTRY(0xC05C, ECDHE,ECDSA,ARIA128,GCM,SHA256,,,),
410 CS_ENTRY(0xC05D, TLS,ECDHE,ECDSA,WITH,ARIA,256,GCM,SHA384),
411 CS_ENTRY(0xC05D, ECDHE,ECDSA,ARIA256,GCM,SHA384,,,),
412 CS_ENTRY(0xC05E, TLS,ECDH,ECDSA,WITH,ARIA,128,GCM,SHA256),
413 CS_ENTRY(0xC05E, ECDH,ECDSA,ARIA128,GCM,SHA256,,,), /* ns */
414 CS_ENTRY(0xC05F, TLS,ECDH,ECDSA,WITH,ARIA,256,GCM,SHA384),
415 CS_ENTRY(0xC05F, ECDH,ECDSA,ARIA256,GCM,SHA384,,,), /* ns */
416 CS_ENTRY(0xC060, TLS,ECDHE,RSA,WITH,ARIA,128,GCM,SHA256),
417 CS_ENTRY(0xC060, ECDHE,ARIA128,GCM,SHA256,,,,),
418 CS_ENTRY(0xC061, TLS,ECDHE,RSA,WITH,ARIA,256,GCM,SHA384),
419 CS_ENTRY(0xC061, ECDHE,ARIA256,GCM,SHA384,,,,),
420 CS_ENTRY(0xC062, TLS,ECDH,RSA,WITH,ARIA,128,GCM,SHA256),
421 CS_ENTRY(0xC062, ECDH,ARIA128,GCM,SHA256,,,,), /* ns */
422 CS_ENTRY(0xC063, TLS,ECDH,RSA,WITH,ARIA,256,GCM,SHA384),
423 CS_ENTRY(0xC063, ECDH,ARIA256,GCM,SHA384,,,,), /* ns */
424 CS_ENTRY(0xC064, TLS,PSK,WITH,ARIA,128,CBC,SHA256,),
425 CS_ENTRY(0xC064, PSK,ARIA128,SHA256,,,,,), /* ns */
426 CS_ENTRY(0xC065, TLS,PSK,WITH,ARIA,256,CBC,SHA384,),
427 CS_ENTRY(0xC065, PSK,ARIA256,SHA384,,,,,), /* ns */
428 CS_ENTRY(0xC066, TLS,DHE,PSK,WITH,ARIA,128,CBC,SHA256),
429 CS_ENTRY(0xC066, DHE,PSK,ARIA128,SHA256,,,,), /* ns */
430 CS_ENTRY(0xC067, TLS,DHE,PSK,WITH,ARIA,256,CBC,SHA384),
431 CS_ENTRY(0xC067, DHE,PSK,ARIA256,SHA384,,,,), /* ns */
432 CS_ENTRY(0xC068, TLS,RSA,PSK,WITH,ARIA,128,CBC,SHA256),
433 CS_ENTRY(0xC068, RSA,PSK,ARIA128,SHA256,,,,), /* ns */
434 CS_ENTRY(0xC069, TLS,RSA,PSK,WITH,ARIA,256,CBC,SHA384),
435 CS_ENTRY(0xC069, RSA,PSK,ARIA256,SHA384,,,,), /* ns */
436 CS_ENTRY(0xC06A, TLS,PSK,WITH,ARIA,128,GCM,SHA256,),
437 CS_ENTRY(0xC06A, PSK,ARIA128,GCM,SHA256,,,,),
438 CS_ENTRY(0xC06B, TLS,PSK,WITH,ARIA,256,GCM,SHA384,),
439 CS_ENTRY(0xC06B, PSK,ARIA256,GCM,SHA384,,,,),
440 CS_ENTRY(0xC06C, TLS,DHE,PSK,WITH,ARIA,128,GCM,SHA256),
441 CS_ENTRY(0xC06C, DHE,PSK,ARIA128,GCM,SHA256,,,),
442 CS_ENTRY(0xC06D, TLS,DHE,PSK,WITH,ARIA,256,GCM,SHA384),
443 CS_ENTRY(0xC06D, DHE,PSK,ARIA256,GCM,SHA384,,,),
444 CS_ENTRY(0xC06E, TLS,RSA,PSK,WITH,ARIA,128,GCM,SHA256),
445 CS_ENTRY(0xC06E, RSA,PSK,ARIA128,GCM,SHA256,,,),
446 CS_ENTRY(0xC06F, TLS,RSA,PSK,WITH,ARIA,256,GCM,SHA384),
447 CS_ENTRY(0xC06F, RSA,PSK,ARIA256,GCM,SHA384,,,),
448 CS_ENTRY(0xC070, TLS,ECDHE,PSK,WITH,ARIA,128,CBC,SHA256),
449 CS_ENTRY(0xC070, ECDHE,PSK,ARIA128,SHA256,,,,), /* ns */
450 CS_ENTRY(0xC071, TLS,ECDHE,PSK,WITH,ARIA,256,CBC,SHA384),
451 CS_ENTRY(0xC071, ECDHE,PSK,ARIA256,SHA384,,,,), /* ns */
452 CS_ENTRY(0xC072, TLS,ECDHE,ECDSA,WITH,CAMELLIA,128,CBC,SHA256),
453 CS_ENTRY(0xC072, ECDHE,ECDSA,CAMELLIA128,SHA256,,,,),
454 CS_ENTRY(0xC073, TLS,ECDHE,ECDSA,WITH,CAMELLIA,256,CBC,SHA384),
455 CS_ENTRY(0xC073, ECDHE,ECDSA,CAMELLIA256,SHA384,,,,),
456 CS_ENTRY(0xC074, TLS,ECDH,ECDSA,WITH,CAMELLIA,128,CBC,SHA256),
457 CS_ENTRY(0xC074, ECDH,ECDSA,CAMELLIA128,SHA256,,,,), /* ns */
458 CS_ENTRY(0xC075, TLS,ECDH,ECDSA,WITH,CAMELLIA,256,CBC,SHA384),
459 CS_ENTRY(0xC075, ECDH,ECDSA,CAMELLIA256,SHA384,,,,), /* ns */
460 CS_ENTRY(0xC076, TLS,ECDHE,RSA,WITH,CAMELLIA,128,CBC,SHA256),
461 CS_ENTRY(0xC076, ECDHE,RSA,CAMELLIA128,SHA256,,,,),
462 CS_ENTRY(0xC077, TLS,ECDHE,RSA,WITH,CAMELLIA,256,CBC,SHA384),
463 CS_ENTRY(0xC077, ECDHE,RSA,CAMELLIA256,SHA384,,,,),
464 CS_ENTRY(0xC078, TLS,ECDH,RSA,WITH,CAMELLIA,128,CBC,SHA256),
465 CS_ENTRY(0xC078, ECDH,CAMELLIA128,SHA256,,,,,), /* ns */
466 CS_ENTRY(0xC079, TLS,ECDH,RSA,WITH,CAMELLIA,256,CBC,SHA384),
467 CS_ENTRY(0xC079, ECDH,CAMELLIA256,SHA384,,,,,), /* ns */
468 CS_ENTRY(0xC07A, TLS,RSA,WITH,CAMELLIA,128,GCM,SHA256,),
469 CS_ENTRY(0xC07A, CAMELLIA128,GCM,SHA256,,,,,), /* ns */
470 CS_ENTRY(0xC07B, TLS,RSA,WITH,CAMELLIA,256,GCM,SHA384,),
471 CS_ENTRY(0xC07B, CAMELLIA256,GCM,SHA384,,,,,), /* ns */
472 CS_ENTRY(0xC07C, TLS,DHE,RSA,WITH,CAMELLIA,128,GCM,SHA256),
473 CS_ENTRY(0xC07C, DHE,RSA,CAMELLIA128,GCM,SHA256,,,), /* ns */
474 CS_ENTRY(0xC07D, TLS,DHE,RSA,WITH,CAMELLIA,256,GCM,SHA384),
475 CS_ENTRY(0xC07D, DHE,RSA,CAMELLIA256,GCM,SHA384,,,), /* ns */
476 CS_ENTRY(0xC086, TLS,ECDHE,ECDSA,WITH,CAMELLIA,128,GCM,SHA256),
477 CS_ENTRY(0xC086, ECDHE,ECDSA,CAMELLIA128,GCM,SHA256,,,), /* ns */
478 CS_ENTRY(0xC087, TLS,ECDHE,ECDSA,WITH,CAMELLIA,256,GCM,SHA384),
479 CS_ENTRY(0xC087, ECDHE,ECDSA,CAMELLIA256,GCM,SHA384,,,), /* ns */
480 CS_ENTRY(0xC088, TLS,ECDH,ECDSA,WITH,CAMELLIA,128,GCM,SHA256),
481 CS_ENTRY(0xC088, ECDH,ECDSA,CAMELLIA128,GCM,SHA256,,,), /* ns */
482 CS_ENTRY(0xC089, TLS,ECDH,ECDSA,WITH,CAMELLIA,256,GCM,SHA384),
483 CS_ENTRY(0xC089, ECDH,ECDSA,CAMELLIA256,GCM,SHA384,,,), /* ns */
484 CS_ENTRY(0xC08A, TLS,ECDHE,RSA,WITH,CAMELLIA,128,GCM,SHA256),
485 CS_ENTRY(0xC08A, ECDHE,CAMELLIA128,GCM,SHA256,,,,), /* ns */
486 CS_ENTRY(0xC08B, TLS,ECDHE,RSA,WITH,CAMELLIA,256,GCM,SHA384),
487 CS_ENTRY(0xC08B, ECDHE,CAMELLIA256,GCM,SHA384,,,,), /* ns */
488 CS_ENTRY(0xC08C, TLS,ECDH,RSA,WITH,CAMELLIA,128,GCM,SHA256),
489 CS_ENTRY(0xC08C, ECDH,CAMELLIA128,GCM,SHA256,,,,), /* ns */
490 CS_ENTRY(0xC08D, TLS,ECDH,RSA,WITH,CAMELLIA,256,GCM,SHA384),
491 CS_ENTRY(0xC08D, ECDH,CAMELLIA256,GCM,SHA384,,,,), /* ns */
492 CS_ENTRY(0xC08E, TLS,PSK,WITH,CAMELLIA,128,GCM,SHA256,),
493 CS_ENTRY(0xC08E, PSK,CAMELLIA128,GCM,SHA256,,,,), /* ns */
494 CS_ENTRY(0xC08F, TLS,PSK,WITH,CAMELLIA,256,GCM,SHA384,),
495 CS_ENTRY(0xC08F, PSK,CAMELLIA256,GCM,SHA384,,,,), /* ns */
496 CS_ENTRY(0xC090, TLS,DHE,PSK,WITH,CAMELLIA,128,GCM,SHA256),
497 CS_ENTRY(0xC090, DHE,PSK,CAMELLIA128,GCM,SHA256,,,), /* ns */
498 CS_ENTRY(0xC091, TLS,DHE,PSK,WITH,CAMELLIA,256,GCM,SHA384),
499 CS_ENTRY(0xC091, DHE,PSK,CAMELLIA256,GCM,SHA384,,,), /* ns */
500 CS_ENTRY(0xC092, TLS,RSA,PSK,WITH,CAMELLIA,128,GCM,SHA256),
501 CS_ENTRY(0xC092, RSA,PSK,CAMELLIA128,GCM,SHA256,,,), /* ns */
502 CS_ENTRY(0xC093, TLS,RSA,PSK,WITH,CAMELLIA,256,GCM,SHA384),
503 CS_ENTRY(0xC093, RSA,PSK,CAMELLIA256,GCM,SHA384,,,), /* ns */
504 CS_ENTRY(0xC094, TLS,PSK,WITH,CAMELLIA,128,CBC,SHA256,),
505 CS_ENTRY(0xC094, PSK,CAMELLIA128,SHA256,,,,,),
506 CS_ENTRY(0xC095, TLS,PSK,WITH,CAMELLIA,256,CBC,SHA384,),
507 CS_ENTRY(0xC095, PSK,CAMELLIA256,SHA384,,,,,),
508 CS_ENTRY(0xC096, TLS,DHE,PSK,WITH,CAMELLIA,128,CBC,SHA256),
509 CS_ENTRY(0xC096, DHE,PSK,CAMELLIA128,SHA256,,,,),
510 CS_ENTRY(0xC097, TLS,DHE,PSK,WITH,CAMELLIA,256,CBC,SHA384),
511 CS_ENTRY(0xC097, DHE,PSK,CAMELLIA256,SHA384,,,,),
512 CS_ENTRY(0xC098, TLS,RSA,PSK,WITH,CAMELLIA,128,CBC,SHA256),
513 CS_ENTRY(0xC098, RSA,PSK,CAMELLIA128,SHA256,,,,),
514 CS_ENTRY(0xC099, TLS,RSA,PSK,WITH,CAMELLIA,256,CBC,SHA384),
515 CS_ENTRY(0xC099, RSA,PSK,CAMELLIA256,SHA384,,,,),
516 CS_ENTRY(0xC09A, TLS,ECDHE,PSK,WITH,CAMELLIA,128,CBC,SHA256),
517 CS_ENTRY(0xC09A, ECDHE,PSK,CAMELLIA128,SHA256,,,,),
518 CS_ENTRY(0xC09B, TLS,ECDHE,PSK,WITH,CAMELLIA,256,CBC,SHA384),
519 CS_ENTRY(0xC09B, ECDHE,PSK,CAMELLIA256,SHA384,,,,),
520 CS_ENTRY(0xC09E, TLS,DHE,RSA,WITH,AES,128,CCM,),
521 CS_ENTRY(0xC09E, DHE,RSA,AES128,CCM,,,,),
522 CS_ENTRY(0xC09F, TLS,DHE,RSA,WITH,AES,256,CCM,),
523 CS_ENTRY(0xC09F, DHE,RSA,AES256,CCM,,,,),
524 CS_ENTRY(0xC0A2, TLS,DHE,RSA,WITH,AES,128,CCM,8),
525 CS_ENTRY(0xC0A2, DHE,RSA,AES128,CCM8,,,,),
526 CS_ENTRY(0xC0A3, TLS,DHE,RSA,WITH,AES,256,CCM,8),
527 CS_ENTRY(0xC0A3, DHE,RSA,AES256,CCM8,,,,),
528 CS_ENTRY(0xC0A4, TLS,PSK,WITH,AES,128,CCM,,),
529 CS_ENTRY(0xC0A4, PSK,AES128,CCM,,,,,),
530 CS_ENTRY(0xC0A5, TLS,PSK,WITH,AES,256,CCM,,),
531 CS_ENTRY(0xC0A5, PSK,AES256,CCM,,,,,),
532 CS_ENTRY(0xC0A6, TLS,DHE,PSK,WITH,AES,128,CCM,),
533 CS_ENTRY(0xC0A6, DHE,PSK,AES128,CCM,,,,),
534 CS_ENTRY(0xC0A7, TLS,DHE,PSK,WITH,AES,256,CCM,),
535 CS_ENTRY(0xC0A7, DHE,PSK,AES256,CCM,,,,),
536 CS_ENTRY(0xC0A8, TLS,PSK,WITH,AES,128,CCM,8,),
537 CS_ENTRY(0xC0A8, PSK,AES128,CCM8,,,,,),
538 CS_ENTRY(0xC0A9, TLS,PSK,WITH,AES,256,CCM,8,),
539 CS_ENTRY(0xC0A9, PSK,AES256,CCM8,,,,,),
540 CS_ENTRY(0xC0AA, TLS,PSK,DHE,WITH,AES,128,CCM,8),
541 CS_ENTRY(0xC0AA, DHE,PSK,AES128,CCM8,,,,),
542 CS_ENTRY(0xC0AB, TLS,PSK,DHE,WITH,AES,256,CCM,8),
543 CS_ENTRY(0xC0AB, DHE,PSK,AES256,CCM8,,,,),
544 CS_ENTRY(0xCCAA, TLS,DHE,RSA,WITH,CHACHA20,POLY1305,SHA256,),
545 CS_ENTRY(0xCCAA, DHE,RSA,CHACHA20,POLY1305,,,,),
546 CS_ENTRY(0xCCAC, TLS,ECDHE,PSK,WITH,CHACHA20,POLY1305,SHA256,),
547 CS_ENTRY(0xCCAC, ECDHE,PSK,CHACHA20,POLY1305,,,,),
548 CS_ENTRY(0xCCAD, TLS,DHE,PSK,WITH,CHACHA20,POLY1305,SHA256,),
549 CS_ENTRY(0xCCAD, DHE,PSK,CHACHA20,POLY1305,,,,),
550 CS_ENTRY(0xCCAE, TLS,RSA,PSK,WITH,CHACHA20,POLY1305,SHA256,),
551 CS_ENTRY(0xCCAE, RSA,PSK,CHACHA20,POLY1305,,,,),
552 #endif
553 };
554 #define CS_LIST_LEN (sizeof(cs_list) / sizeof(cs_list[0]))
555
cs_str_to_zip(const char * cs_str,size_t cs_len,uint8_t zip[6])556 static int cs_str_to_zip(const char *cs_str, size_t cs_len,
557 uint8_t zip[6])
558 {
559 uint8_t indexes[8] = {0};
560 const char *entry, *cur;
561 const char *nxt = cs_str;
562 const char *end = cs_str + cs_len;
563 char separator = '-';
564 int idx, i = 0;
565 size_t len;
566
567 /* split the cipher string by '-' or '_' */
568 if(strncasecompare(cs_str, "TLS", 3))
569 separator = '_';
570
571 do {
572 if(i == 8)
573 return -1;
574
575 /* determine the length of the part */
576 cur = nxt;
577 for(; nxt < end && *nxt != '\0' && *nxt != separator; nxt++);
578 len = nxt - cur;
579
580 /* lookup index for the part (skip empty string at 0) */
581 for(idx = 1, entry = cs_txt + 1; idx < CS_TXT_LEN; idx++) {
582 size_t elen = strlen(entry);
583 if(elen == len && strncasecompare(entry, cur, len))
584 break;
585 entry += elen + 1;
586 }
587 if(idx == CS_TXT_LEN)
588 return -1;
589
590 indexes[i++] = (uint8_t) idx;
591 } while(nxt < end && *(nxt++) != '\0');
592
593 /* zip the 8 indexes into 48 bits */
594 zip[0] = (uint8_t) (indexes[0] << 2 | (indexes[1] & 0x3F) >> 4);
595 zip[1] = (uint8_t) (indexes[1] << 4 | (indexes[2] & 0x3F) >> 2);
596 zip[2] = (uint8_t) (indexes[2] << 6 | (indexes[3] & 0x3F));
597 zip[3] = (uint8_t) (indexes[4] << 2 | (indexes[5] & 0x3F) >> 4);
598 zip[4] = (uint8_t) (indexes[5] << 4 | (indexes[6] & 0x3F) >> 2);
599 zip[5] = (uint8_t) (indexes[6] << 6 | (indexes[7] & 0x3F));
600
601 return 0;
602 }
603
cs_zip_to_str(const uint8_t zip[6],char * buf,size_t buf_size)604 static int cs_zip_to_str(const uint8_t zip[6],
605 char *buf, size_t buf_size)
606 {
607 uint8_t indexes[8] = {0};
608 const char *entry;
609 char separator = '-';
610 int idx, i, r;
611 size_t len = 0;
612
613 /* unzip the 8 indexes */
614 indexes[0] = zip[0] >> 2;
615 indexes[1] = ((zip[0] << 4) & 0x3F) | zip[1] >> 4;
616 indexes[2] = ((zip[1] << 2) & 0x3F) | zip[2] >> 6;
617 indexes[3] = ((zip[2] << 0) & 0x3F);
618 indexes[4] = zip[3] >> 2;
619 indexes[5] = ((zip[3] << 4) & 0x3F) | zip[4] >> 4;
620 indexes[6] = ((zip[4] << 2) & 0x3F) | zip[5] >> 6;
621 indexes[7] = ((zip[5] << 0) & 0x3F);
622
623 if(indexes[0] == CS_TXT_IDX_TLS)
624 separator = '_';
625
626 for(i = 0; i < 8 && indexes[i] != 0 && len < buf_size; i++) {
627 if(indexes[i] >= CS_TXT_LEN)
628 return -1;
629
630 /* lookup the part string for the index (skip empty string at 0) */
631 for(idx = 1, entry = cs_txt + 1; idx < indexes[i]; idx++) {
632 size_t elen = strlen(entry);
633 entry += elen + 1;
634 }
635
636 /* append the part string to the buffer */
637 if(i > 0)
638 r = msnprintf(&buf[len], buf_size - len, "%c%s", separator, entry);
639 else
640 r = msnprintf(&buf[len], buf_size - len, "%s", entry);
641
642 if(r < 0)
643 return -1;
644 len += r;
645 }
646
647 return 0;
648 }
649
Curl_cipher_suite_lookup_id(const char * cs_str,size_t cs_len)650 uint16_t Curl_cipher_suite_lookup_id(const char *cs_str, size_t cs_len)
651 {
652 size_t i;
653 uint8_t zip[6];
654
655 if(cs_len > 0 && cs_str_to_zip(cs_str, cs_len, zip) == 0) {
656 for(i = 0; i < CS_LIST_LEN; i++) {
657 if(memcmp(cs_list[i].zip, zip, sizeof(zip)) == 0)
658 return cs_list[i].id;
659 }
660 }
661
662 return 0;
663 }
664
cs_is_separator(char c)665 static bool cs_is_separator(char c)
666 {
667 switch(c) {
668 case ' ':
669 case '\t':
670 case ':':
671 case ',':
672 case ';':
673 return true;
674 default:;
675 }
676 return false;
677 }
678
Curl_cipher_suite_walk_str(const char ** str,const char ** end)679 uint16_t Curl_cipher_suite_walk_str(const char **str, const char **end)
680 {
681 /* move string pointer to first non-separator or end of string */
682 for(; cs_is_separator(*str[0]); (*str)++);
683
684 /* move end pointer to next separator or end of string */
685 for(*end = *str; *end[0] != '\0' && !cs_is_separator(*end[0]); (*end)++);
686
687 return Curl_cipher_suite_lookup_id(*str, *end - *str);
688 }
689
Curl_cipher_suite_get_str(uint16_t id,char * buf,size_t buf_size,bool prefer_rfc)690 int Curl_cipher_suite_get_str(uint16_t id, char *buf, size_t buf_size,
691 bool prefer_rfc)
692 {
693 size_t i, j = CS_LIST_LEN;
694 int r = -1;
695
696 for(i = 0; i < CS_LIST_LEN; i++) {
697 if(cs_list[i].id != id)
698 continue;
699 if((cs_list[i].zip[0] >> 2 != CS_TXT_IDX_TLS) == !prefer_rfc) {
700 j = i;
701 break;
702 }
703 if(j == CS_LIST_LEN)
704 j = i;
705 }
706
707 if(j < CS_LIST_LEN)
708 r = cs_zip_to_str(cs_list[j].zip, buf, buf_size);
709
710 if(r < 0)
711 msnprintf(buf, buf_size, "TLS_UNKNOWN_0x%04x", id);
712
713 return r;
714 }
715
716 #endif /* defined(USE_MBEDTLS) || defined(USE_BEARSSL) */
717
