libwebsockets
Lightweight C library for HTML5 websockets
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lws-cose.h
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1/*
2 * libwebsockets - small server side websockets and web server implementation
3 *
4 * Copyright (C) 2010 - 2021 Andy Green <andy@warmcat.com>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22 * IN THE SOFTWARE.
23 */
24
32
33enum {
34 /* RFC8152: Table 2: Common Header Parameters
35 * https://www.iana.org/assignments/cose/cose.xhtml#header-parameters
36 */
37
38 LWSCOSE_WKL_ALG = 1, /* int / tstr */
39 LWSCOSE_WKL_CRIT, /* [+ label ] */
40 LWSCOSE_WKL_CONTENT_TYPE, /* tstr / uint */
41 LWSCOSE_WKL_KID, /* bstr */
42 LWSCOSE_WKL_IV, /* bstr */
44 LWSCOSE_WKL_COUNTERSIG, /* COSE sig(s) */
47 LWSCOSE_WKL_CUPH_NONCE = 256, /* bstr */
49
50 /* RFC8152: Table 3: key map labels */
51
52 LWSCOSE_WKK_KTY = 1, /* int / tstr */
53 LWSCOSE_WKK_KID, /* bstr */
54 LWSCOSE_WKK_ALG, /* int / tstr */
55 LWSCOSE_WKK_KEY_OPS, /* [ + (int / tstr) ] */
57
58 /* RFC8152: Table 4: Key Operation Values */
59
70
71 /* RFC8152: Table 5: ECDSA algs */
72
76
77 /* RFC8152: Table 6: EDDSA algs */
78
80
81 /* RFC8152: Table 7: HMAC algs */
82
87
88 /* RFC8152: Table 8: AES algs */
89
94
95 /* RFC8152: Table 9: AES GCM algs */
96
100
101 /* RFC8152: Table 10: AES CCM algs */
102
111
112 /* RFC8152: Table 11: CHACHA20 / Poly1305 */
113
115
116 /* RFC8152: Table 13: HKDF param */
117
119
120 /* RFC8152: Table 14: Context Algorithm Parameters */
121
128
129 /* RFC8152: Table 15: Direct key */
130
132
133 /* RFC8152: Table 16: Direct key with KDF */
134
139
140 /* RFC8152: Table 17: AES Key Wrap Algorithm Values */
141
145
146 /* RFC8152: Table 18: ECDH Algorithm Values */
147
152
153 /* RFC8152: Table 19: ECDH Algorithm Parameters */
154
158
159 /* RFC8152: Table 20: ECDH Algorithm Parameters with key wrap */
160
167
168 /* RFC8152: Table 21: Key Type Values
169 * https://www.iana.org/assignments/cose/cose.xhtml#key-type
170 */
171
178
179
180 /* RFC8152: Table 22: Elliptic Curves
181 * https://www.iana.org/assignments/cose/cose.xhtml#elliptic-curves
182 */
183
192
193 /* RFC8152: Table 23: EC Key Parameters */
194
199
200 /* RFC8152: Table 24: Octet Key Pair (OKP) Parameters */
201
205
206 /* Additional from
207 * https://www.iana.org/assignments/cose/cose.xhtml#key-type-parameters
208 */
209
222
223 /* RFC8152: Table 25: Symmetric Key Parameters */
224
226
227 /* RFC8152: Table 26: CoAP Content-Formats for COSE */
228
237
238 /* RFC8152: Table 27: Header Parameter for CounterSignature0 */
239
241
242 /* RFC8812: Table 1: RSASSA-PKCS1-v1_5 Algorithm Values */
243
244 LWSCOSE_WKARSA_ALG_RS256 = -257, /* + SHA-256 */
245 LWSCOSE_WKARSA_ALG_RS384 = -258, /* + SHA-384 */
246 LWSCOSE_WKARSA_ALG_RS512 = -259, /* + SHA-512 */
247};
248
258
259typedef int64_t cose_param_t;
260
261LWS_VISIBLE LWS_EXTERN const char *
263
265lws_cose_name_to_alg(const char *name);
266
267/*
268 * cose_key
269 */
270
271typedef struct lws_cose_key {
272 /* key data elements */
274 /* generic meta key elements, like KID */
276 lws_dll2_t list; /* used when part of a set */
281 char private_key; /* nonzero = has private key elements */
283
284typedef int (*lws_cose_key_import_callback)(struct lws_cose_key *s, void *user);
285
304 void *user, const uint8_t *in, size_t len);
305
316
330lws_cose_key_generate(struct lws_context *context, cose_param_t cose_kty,
331 int use_mask, int bits, const char *curve,
332 const uint8_t *kid, size_t kl);
333
335lws_cose_key_from_set(lws_dll2_owner_t *set, const uint8_t *kid, size_t kl);
336
339
342
343/* only available in _DEBUG build */
344
347
348/*
349 * cose_sign
350 */
351
352struct lws_cose_validate_context;
353
354
363
364/* a list of these result objects is the output of the validation process */
365
366typedef struct {
368
371
372 int result; /* 0 = validated */
373
375
376enum {
380};
381
382typedef struct {
383 struct lws_cose_validate_context *cps;
384 const uint8_t *ext;
385 size_t xl;
387
389typedef int (*lws_cose_validate_pay_cb_t)(struct lws_cose_validate_context *cps,
390 void *opaque, const uint8_t *paychunk,
391 size_t paychunk_len);
392
415
427LWS_VISIBLE LWS_EXTERN struct lws_cose_validate_context *
429
442lws_cose_validate_chunk(struct lws_cose_validate_context *cps,
443 const uint8_t *in, size_t in_len, size_t *used_in);
444
446lws_cose_validate_results(struct lws_cose_validate_context *cps);
447
449lws_cose_validate_destroy(struct lws_cose_validate_context **cps);
450
451struct lws_cose_sign_context;
452
453#define LCSC_FL_ADD_CBOR_TAG (1 << 0)
454#define LCSC_FL_ADD_CBOR_PREFER_MAC0 (1 << 1)
455
481
496
497LWS_VISIBLE LWS_EXTERN struct lws_cose_sign_context *
499
501lws_cose_sign_add(struct lws_cose_sign_context *csc, cose_param_t alg,
502 const lws_cose_key_t *ck);
503
505lws_cose_sign_payload_chunk(struct lws_cose_sign_context *csc,
506 const uint8_t *in, size_t in_len);
507
509lws_cose_sign_destroy(struct lws_cose_sign_context **csc);
510
struct lws_dll2 lws_dll2_t
struct lws_dll2_owner lws_dll2_owner_t
#define LWS_EXTERN
unsigned char uint8_t
#define LWS_VISIBLE
int gencrypto_kty
Definition lws-cose.h:277
const lws_cose_key_t * cose_key
Definition lws-cose.h:369
struct lws_gencrypto_keyelem meta[LWS_COUNT_COSE_KEY_ELEMENTS]
Definition lws-cose.h:275
LWS_VISIBLE LWS_EXTERN enum lws_lec_pctx_ret lws_cose_sign_payload_chunk(struct lws_cose_sign_context *csc, const uint8_t *in, size_t in_len)
LWS_VISIBLE LWS_EXTERN cose_param_t lws_cose_name_to_alg(const char *name)
LWS_VISIBLE LWS_EXTERN int lws_cose_validate_chunk(struct lws_cose_validate_context *cps, const uint8_t *in, size_t in_len, size_t *used_in)
enum_cose_key_meta_tok
Definition lws-cose.h:249
@ COSEKEY_META_KTY
Definition lws-cose.h:250
@ COSEKEY_META_KID
Definition lws-cose.h:251
@ LWS_COUNT_COSE_KEY_ELEMENTS
Definition lws-cose.h:256
@ COSEKEY_META_BASE_IV
Definition lws-cose.h:253
@ COSEKEY_META_ALG
Definition lws-cose.h:254
@ COSEKEY_META_KEY_OPS
Definition lws-cose.h:252
LWS_VISIBLE LWS_EXTERN void lws_cose_key_set_destroy(lws_dll2_owner_t *o)
@ LWSCOSE_WKAAES_128_128
Definition lws-cose.h:92
@ LWSCOSE_WKAPECDH_STATIC_KEY
Definition lws-cose.h:156
@ LWSCOSE_WKAAESCCM_64_128_128
Definition lws-cose.h:109
@ LWSCOSE_WKECKP_CRV
Definition lws-cose.h:195
@ LWSCOSE_WKAECDSA_ALG_ES384
Definition lws-cose.h:74
@ LWSCOSE_WKAAESCCM_64_64_128
Definition lws-cose.h:105
@ LWSCOSE_WKKPRSA_D
Definition lws-cose.h:212
@ LWSCOSE_WKOKP_D
Definition lws-cose.h:204
@ LWSCOAP_CONTENTFORMAT_COSE_MAC
Definition lws-cose.h:233
@ LWSCOSE_WKEC_ED25519
Definition lws-cose.h:189
@ LWSCOSE_WKL_CUPH_NONCE
Definition lws-cose.h:47
@ LWSCOSE_WKL_KID
Definition lws-cose.h:41
@ LWSCOSE_WKKPRSA_Q
Definition lws-cose.h:214
@ LWSCOSE_WKECKP_D
Definition lws-cose.h:198
@ LWSCOSE_WKKO_UNWRAP_KEY
Definition lws-cose.h:65
@ LWSCOSE_WKAAESCCM_64_128_256
Definition lws-cose.h:110
@ LWSCOSE_WKOKP_X
Definition lws-cose.h:203
@ LWSCOSE_WKK_KTY
Definition lws-cose.h:52
@ LWSCOAP_CONTENTFORMAT_COSE_KEY_SET
Definition lws-cose.h:236
@ LWSCOSE_WKAPCTX_PARTY_U_OTHER
Definition lws-cose.h:124
@ LWSCOSE_WKAPCTX_PARTY_U_NONCE
Definition lws-cose.h:123
@ LWSCOSE_WKAAESGCM_256
Definition lws-cose.h:99
@ LWSCOSE_WKL_IV_PARTIAL
Definition lws-cose.h:43
@ LWSCOSE_WKKO_VERIFY
Definition lws-cose.h:61
@ LWSCOSE_WKACHACHA_POLY1305
Definition lws-cose.h:114
@ LWSCOSE_WKAHMAC_256_256
Definition lws-cose.h:84
@ LWSCOSE_WKKPRSA_OTHER
Definition lws-cose.h:218
@ LWSCOSE_WKKTV_WALNUTDSA
Definition lws-cose.h:177
@ LWSCOSE_WKKTV_SYMMETRIC
Definition lws-cose.h:175
@ LWSCOSE_WKAPECDH_ES_A128KW
Definition lws-cose.h:161
@ LWSCOSE_WKAAESCCM_16_64_128
Definition lws-cose.h:103
@ LWSCOSE_WKK_KEY_OPS
Definition lws-cose.h:55
@ LWSCOSE_WKKPRSA_TI
Definition lws-cose.h:221
@ LWSCOSE_WKAECDSA_ALG_ES512
Definition lws-cose.h:75
@ LWSCOSE_WKKPRSA_RI
Definition lws-cose.h:219
@ LWSCOSE_WKAPECDH_SS_A256KW
Definition lws-cose.h:166
@ LWSCOSE_WKL_CONTENT_TYPE
Definition lws-cose.h:40
@ LWSCOSE_WKAAESCCM_16_64_256
Definition lws-cose.h:104
@ LWSCOSE_WKAPECDH_SS_A128KW
Definition lws-cose.h:164
@ LWSCOSE_WKK_DIRECT_HKDFKW_SHA_256
Definition lws-cose.h:142
@ LWSCOSE_WKAPHKDF_SALT
Definition lws-cose.h:118
@ LWSCOSE_WKARSA_ALG_RS384
Definition lws-cose.h:245
@ LWSCOSE_WKAPECDH_ES_A192KW
Definition lws-cose.h:162
@ LWSCOSE_WKAAESGCM_192
Definition lws-cose.h:98
@ LWSCOAP_CONTENTFORMAT_COSE_ENCRYPT
Definition lws-cose.h:231
@ LWSCOSE_WKL_CUPH_OWNER_PUBKEY
Definition lws-cose.h:48
@ LWSCOSE_WKK_DIRECT_HKDF_AES_256
Definition lws-cose.h:138
@ LWSCOSE_WKKTV_HSS_LMS
Definition lws-cose.h:176
@ LWSCOSE_WKKO_DERIVE_BITS
Definition lws-cose.h:67
@ LWSCOSE_WKAAESGCM_128
Definition lws-cose.h:97
@ LWSCOSE_WKKO_DERIVE_KEY
Definition lws-cose.h:66
@ LWSCOSE_WKKTV_RSA
Definition lws-cose.h:174
@ LWSCOSE_WKECKP_Y
Definition lws-cose.h:197
@ LWSCOSE_WKK_DIRECT_HKDFKW_AES_128
Definition lws-cose.h:144
@ LWSCOSE_WKAAESCCM_64_64_256
Definition lws-cose.h:106
@ LWSCOSE_WKAPCTX_PARTY_U_IDENTITY
Definition lws-cose.h:122
@ LWSCOSE_WKAPCTX_PARTY_V_IDENTITY
Definition lws-cose.h:125
@ LWSCOSE_WKEC_X25519
Definition lws-cose.h:187
@ LWSCOSE_WKSYMKP_KEY_VALUE
Definition lws-cose.h:225
@ LWSCOSE_WKKTV_OKP
Definition lws-cose.h:172
@ LWSCOSE_WKAPECDH_EPHEMERAL_KEY
Definition lws-cose.h:155
@ LWSCOAP_CONTENTFORMAT_COSE_SIGN1
Definition lws-cose.h:230
@ LWSCOSE_WKKPRSA_E
Definition lws-cose.h:211
@ LWSCOSE_WKAAES_128_64
Definition lws-cose.h:90
@ LWSCOSE_WKKTV_EC2
Definition lws-cose.h:173
@ LWSCOSE_WKL_COUNTERSIGNATURE0
Definition lws-cose.h:240
@ LWSCOSE_WKAPECDH_STATIC_KEY_ID
Definition lws-cose.h:157
@ LWSCOSE_WKKPRSA_QINV
Definition lws-cose.h:217
@ LWSCOSE_WKKO_SIGN
Definition lws-cose.h:60
@ LWSCOSE_WKEC_ED448
Definition lws-cose.h:190
@ LWSCOSE_WKL_ALG
Definition lws-cose.h:38
@ LWSCOAP_CONTENTFORMAT_COSE_KEY
Definition lws-cose.h:235
@ LWSCOSE_WKARSA_ALG_RS512
Definition lws-cose.h:246
@ LWSCOSE_WKK_DIRECT_HKDF_SHA_256
Definition lws-cose.h:135
@ LWSCOSE_WKK_DIRECT_HKDFKW_SHA_512
Definition lws-cose.h:143
@ LWSCOSE_WKECKP_X
Definition lws-cose.h:196
@ LWSCOSE_WKK_KID
Definition lws-cose.h:53
@ LWSCOSE_WKAECDH_ALG_ES_HKDF_512
Definition lws-cose.h:149
@ LWSCOSE_WKKO_MAC_CREATE
Definition lws-cose.h:68
@ LWSCOSE_WKAAES_256_128
Definition lws-cose.h:93
@ LWSCOSE_WKKPRSA_DQ
Definition lws-cose.h:216
@ LWSCOSE_WKL_COUNTERSIG
Definition lws-cose.h:44
@ LWSCOSE_WKEC_P521
Definition lws-cose.h:186
@ LWSCOSE_WKKPRSA_DI
Definition lws-cose.h:220
@ LWSCOSE_WKK_BASE_IV
Definition lws-cose.h:56
@ LWSCOSE_WKOKP_CRV
Definition lws-cose.h:202
@ LWSCOSE_WKK_DIRECT_HKDF_AES_128
Definition lws-cose.h:137
@ LWSCOSE_WKK_DIRECT_CEK
Definition lws-cose.h:131
@ LWSCOAP_CONTENTFORMAT_COSE_ENCRYPT0
Definition lws-cose.h:232
@ LWSCOSE_WKL_CRIT
Definition lws-cose.h:39
@ LWSCOSE_WKAHMAC_384_384
Definition lws-cose.h:85
@ LWSCOSE_WKL_COUNTERSIG0
Definition lws-cose.h:45
@ LWSCOSE_WKEC_P256
Definition lws-cose.h:184
@ LWSCOSE_WKK_DIRECT_HKDF_SHA_512
Definition lws-cose.h:136
@ LWSCOSE_WKAAESCCM_16_128_256
Definition lws-cose.h:108
@ LWSCOAP_CONTENTFORMAT_COSE_SIGN
Definition lws-cose.h:229
@ LWSCOSE_WKKO_ENCRYPT
Definition lws-cose.h:62
@ LWSCOSE_WKEC_P384
Definition lws-cose.h:185
@ LWSCOSE_WKAECDSA_ALG_ES256
Definition lws-cose.h:73
@ LWSCOSE_WKEC_SECP256K1
Definition lws-cose.h:191
@ LWSCOSE_WKAAES_256_64
Definition lws-cose.h:91
@ LWSCOSE_WKEC_X448
Definition lws-cose.h:188
@ LWSCOSE_WKK_ALG
Definition lws-cose.h:54
@ LWSCOSE_WKAECDH_ALG_SS_HKDF_256
Definition lws-cose.h:150
@ LWSCOSE_WKAHMAC_256_64
Definition lws-cose.h:83
@ LWSCOAP_CONTENTFORMAT_COSE_MAC0
Definition lws-cose.h:234
@ LWSCOSE_WKAECDH_ALG_SS_HKDF_512
Definition lws-cose.h:151
@ LWSCOSE_WKAHMAC_512_512
Definition lws-cose.h:86
@ LWSCOSE_WKL_KID_CONTEXT
Definition lws-cose.h:46
@ LWSCOSE_WKKO_DECRYPT
Definition lws-cose.h:63
@ LWSCOSE_WKAPCTX_PARTY_V_NONCE
Definition lws-cose.h:126
@ LWSCOSE_WKAEDDSA_ALG_EDDSA
Definition lws-cose.h:79
@ LWSCOSE_WKAECDH_ALG_ES_HKDF_256
Definition lws-cose.h:148
@ LWSCOSE_WKAPCTX_PARTY_V_OTHER
Definition lws-cose.h:127
@ LWSCOSE_WKKO_MAC_VERIFY
Definition lws-cose.h:69
@ LWSCOSE_WKAPECDH_ES_A256KW
Definition lws-cose.h:163
@ LWSCOSE_WKKPRSA_N
Definition lws-cose.h:210
@ LWSCOSE_WKARSA_ALG_RS256
Definition lws-cose.h:244
@ LWSCOSE_WKKPRSA_DP
Definition lws-cose.h:215
@ LWSCOSE_WKL_IV
Definition lws-cose.h:42
@ LWSCOSE_WKAAESCCM_16_128_128
Definition lws-cose.h:107
@ LWSCOSE_WKKPRSA_P
Definition lws-cose.h:213
@ LWSCOSE_WKKO_WRAP_KEY
Definition lws-cose.h:64
@ LWSCOSE_WKAPECDH_SS_A192KW
Definition lws-cose.h:165
struct lws_context * cx
Definition lws-cose.h:394
LWS_VISIBLE LWS_EXTERN void lws_cose_sign_destroy(struct lws_cose_sign_context **csc)
LWS_VISIBLE LWS_EXTERN int lws_cose_sign_add(struct lws_cose_sign_context *csc, cose_param_t alg, const lws_cose_key_t *ck)
lws_lec_pctx_t * lec
Definition lws-cose.h:462
LWS_VISIBLE LWS_EXTERN lws_cose_key_t * lws_cose_key_generate(struct lws_context *context, cose_param_t cose_kty, int use_mask, int bits, const char *curve, const uint8_t *kid, size_t kl)
LWS_VISIBLE LWS_EXTERN void lws_cose_key_dump(const lws_cose_key_t *ck)
cose_param_t cose_alg
Definition lws-cose.h:279
int(* lws_cose_sign_ext_pay_cb_t)(lws_cose_sig_ext_pay_t *x)
Definition lws-cose.h:388
LWS_VISIBLE LWS_EXTERN lws_dll2_owner_t * lws_cose_validate_results(struct lws_cose_validate_context *cps)
int(* lws_cose_validate_pay_cb_t)(struct lws_cose_validate_context *cps, void *opaque, const uint8_t *paychunk, size_t paychunk_len)
Definition lws-cose.h:389
cose_param_t cose_curve
Definition lws-cose.h:280
char private_key
Definition lws-cose.h:281
LWS_VISIBLE LWS_EXTERN struct lws_cose_sign_context * lws_cose_sign_create(const lws_cose_sign_create_info_t *info)
int64_t cose_param_t
Definition lws-cose.h:259
lws_cose_sign_ext_pay_cb_t ext_cb
Definition lws-cose.h:408
enum lws_cose_sig_types sigtype
Definition lws-cose.h:478
LWS_VISIBLE LWS_EXTERN lws_cose_key_t * lws_cose_key_from_set(lws_dll2_owner_t *set, const uint8_t *kid, size_t kl)
lws_cose_sign_ext_pay_cb_t ext_cb
Definition lws-cose.h:466
lws_cose_validate_pay_cb_t pay_cb
Definition lws-cose.h:403
lws_dll2_t list
Definition lws-cose.h:276
enum lws_cose_sig_types sigtype
Definition lws-cose.h:399
lws_dll2_owner_t * keyset
Definition lws-cose.h:396
lws_cose_sig_types
Definition lws-cose.h:355
@ SIGTYPE_MULTI
Definition lws-cose.h:357
@ SIGTYPE_MAC0
Definition lws-cose.h:361
@ SIGTYPE_SINGLE
Definition lws-cose.h:358
@ SIGTYPE_COUNTERSIGNED
Definition lws-cose.h:359
@ SIGTYPE_UNKNOWN
Definition lws-cose.h:356
@ SIGTYPE_MAC
Definition lws-cose.h:360
LWS_VISIBLE LWS_EXTERN const char * lws_cose_alg_to_name(cose_param_t alg)
struct lws_gencrypto_keyelem e[LWS_GENCRYPTO_MAX_KEYEL_COUNT]
Definition lws-cose.h:273
@ LCOSESIGEXTCB_RET_FINISHED
Definition lws-cose.h:377
@ LCOSESIGEXTCB_RET_AGAIN
Definition lws-cose.h:378
@ LCOSESIGEXTCB_RET_ERROR
Definition lws-cose.h:379
struct lws_cose_key lws_cose_key_t
lws_dll2_owner_t * keyset
Definition lws-cose.h:459
LWS_VISIBLE LWS_EXTERN void lws_cose_key_destroy(lws_cose_key_t **ck)
LWS_VISIBLE LWS_EXTERN void lws_cose_validate_destroy(struct lws_cose_validate_context **cps)
cose_param_t cose_alg
Definition lws-cose.h:370
struct lws_cose_validate_create_info lws_cose_validate_create_info_t
cose_param_t kty
Definition lws-cose.h:278
LWS_VISIBLE LWS_EXTERN struct lws_cose_validate_context * lws_cose_validate_create(const lws_cose_validate_create_info_t *info)
LWS_VISIBLE LWS_EXTERN enum lws_lec_pctx_ret lws_cose_key_export(lws_cose_key_t *ck, lws_lec_pctx_t *ctx, int flags)
struct lws_context * cx
Definition lws-cose.h:457
int(* lws_cose_key_import_callback)(struct lws_cose_key *s, void *user)
Definition lws-cose.h:284
const uint8_t * ext
Definition lws-cose.h:384
struct lws_cose_validate_context * cps
Definition lws-cose.h:383
LWS_VISIBLE LWS_EXTERN lws_cose_key_t * lws_cose_key_import(lws_dll2_owner_t *pkey_set, lws_cose_key_import_callback cb, void *user, const uint8_t *in, size_t len)
struct lws_cose_sign_create_info lws_cose_sign_create_info_t
#define LWS_GENCRYPTO_MAX_KEYEL_COUNT
struct lws_lec_pctx lws_lec_pctx_t
lws_lec_pctx_ret
Definition lws-lecp.h:303