Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Copyright (c) 2018 Yubico AB. All rights reserved. |
3 | | * Use of this source code is governed by a BSD-style |
4 | | * license that can be found in the LICENSE file. |
5 | | */ |
6 | | |
7 | | #include <openssl/ec.h> |
8 | | #include <openssl/evp.h> |
9 | | #include <openssl/sha.h> |
10 | | #include <openssl/x509.h> |
11 | | |
12 | | #include <string.h> |
13 | | #include "fido.h" |
14 | | #include "fido/es256.h" |
15 | | |
16 | | static int |
17 | | parse_makecred_reply(const cbor_item_t *key, const cbor_item_t *val, void *arg) |
18 | 1.46k | { |
19 | 1.46k | fido_cred_t *cred = arg; |
20 | 1.46k | |
21 | 1.46k | if (cbor_isa_uint(key) == false || |
22 | 1.46k | cbor_int_get_width(key) != CBOR_INT_8) { |
23 | 16 | fido_log_debug("%s: cbor type", __func__); |
24 | 16 | return (0); /* ignore */ |
25 | 16 | } |
26 | 1.45k | |
27 | 1.45k | switch (cbor_get_uint8(key)) { |
28 | 1.45k | case 1: /* fmt */ |
29 | 665 | return (cbor_decode_fmt(val, &cred->fmt)); |
30 | 1.45k | case 2: /* authdata */ |
31 | 604 | return (cbor_decode_cred_authdata(val, cred->type, |
32 | 604 | &cred->authdata_cbor, &cred->authdata, &cred->attcred, |
33 | 604 | &cred->authdata_ext)); |
34 | 1.45k | case 3: /* attestation statement */ |
35 | 175 | return (cbor_decode_attstmt(val, &cred->attstmt)); |
36 | 1.45k | default: /* ignore */ |
37 | 6 | fido_log_debug("%s: cbor type", __func__); |
38 | 6 | return (0); |
39 | 1.45k | } |
40 | 1.45k | } |
41 | | |
42 | | static int |
43 | | fido_dev_make_cred_tx(fido_dev_t *dev, fido_cred_t *cred, const char *pin) |
44 | 1.73k | { |
45 | 1.73k | fido_blob_t f; |
46 | 1.73k | fido_blob_t *ecdh = NULL; |
47 | 1.73k | es256_pk_t *pk = NULL; |
48 | 1.73k | cbor_item_t *argv[9]; |
49 | 1.73k | int r; |
50 | 1.73k | |
51 | 1.73k | memset(&f, 0, sizeof(f)); |
52 | 1.73k | memset(argv, 0, sizeof(argv)); |
53 | 1.73k | |
54 | 1.73k | if (cred->cdh.ptr == NULL || cred->type == 0) { |
55 | 1 | fido_log_debug("%s: cdh=%p, type=%d", __func__, |
56 | 1 | (void *)cred->cdh.ptr, cred->type); |
57 | 1 | r = FIDO_ERR_INVALID_ARGUMENT; |
58 | 1 | goto fail; |
59 | 1 | } |
60 | 1.73k | |
61 | 1.73k | if ((argv[0] = fido_blob_encode(&cred->cdh)) == NULL || |
62 | 1.73k | (argv[1] = cbor_encode_rp_entity(&cred->rp)) == NULL || |
63 | 1.73k | (argv[2] = cbor_encode_user_entity(&cred->user)) == NULL || |
64 | 1.73k | (argv[3] = cbor_encode_pubkey_param(cred->type)) == NULL) { |
65 | 23 | fido_log_debug("%s: cbor encode", __func__); |
66 | 23 | r = FIDO_ERR_INTERNAL; |
67 | 23 | goto fail; |
68 | 23 | } |
69 | 1.70k | |
70 | 1.70k | /* excluded credentials */ |
71 | 1.70k | if (cred->excl.len) |
72 | 1.19k | if ((argv[4] = cbor_encode_pubkey_list(&cred->excl)) == NULL) { |
73 | 51 | fido_log_debug("%s: cbor_encode_pubkey_list", __func__); |
74 | 51 | r = FIDO_ERR_INTERNAL; |
75 | 51 | goto fail; |
76 | 51 | } |
77 | 1.65k | |
78 | 1.65k | /* extensions */ |
79 | 1.65k | if (cred->ext.mask) |
80 | 609 | if ((argv[5] = cbor_encode_extensions(&cred->ext)) == NULL) { |
81 | 1 | fido_log_debug("%s: cbor_encode_extensions", __func__); |
82 | 1 | r = FIDO_ERR_INTERNAL; |
83 | 1 | goto fail; |
84 | 1 | } |
85 | 1.65k | |
86 | 1.65k | /* options */ |
87 | 1.65k | if (cred->rk != FIDO_OPT_OMIT || cred->uv != FIDO_OPT_OMIT) |
88 | 1.08k | if ((argv[6] = cbor_encode_options(cred->rk, |
89 | 1.08k | cred->uv)) == NULL) { |
90 | 3 | fido_log_debug("%s: cbor_encode_options", __func__); |
91 | 3 | r = FIDO_ERR_INTERNAL; |
92 | 3 | goto fail; |
93 | 3 | } |
94 | 1.65k | |
95 | 1.65k | /* pin authentication */ |
96 | 1.65k | if (pin) { |
97 | 1.65k | if ((r = fido_do_ecdh(dev, &pk, &ecdh)) != FIDO_OK) { |
98 | 537 | fido_log_debug("%s: fido_do_ecdh", __func__); |
99 | 537 | goto fail; |
100 | 537 | } |
101 | 1.11k | if ((r = cbor_add_pin_params(dev, &cred->cdh, pk, ecdh, pin, |
102 | 1.11k | &argv[7], &argv[8])) != FIDO_OK) { |
103 | 83 | fido_log_debug("%s: cbor_add_pin_params", __func__); |
104 | 83 | goto fail; |
105 | 83 | } |
106 | 1.03k | } |
107 | 1.03k | |
108 | 1.03k | /* framing and transmission */ |
109 | 1.03k | if (cbor_build_frame(CTAP_CBOR_MAKECRED, argv, nitems(argv), &f) < 0 || |
110 | 1.03k | fido_tx(dev, CTAP_CMD_CBOR, f.ptr, f.len) < 0) { |
111 | 127 | fido_log_debug("%s: fido_tx", __func__); |
112 | 127 | r = FIDO_ERR_TX; |
113 | 127 | goto fail; |
114 | 127 | } |
115 | 907 | |
116 | 907 | r = FIDO_OK; |
117 | 1.73k | fail: |
118 | 1.73k | es256_pk_free(&pk); |
119 | 1.73k | fido_blob_free(&ecdh); |
120 | 1.73k | cbor_vector_free(argv, nitems(argv)); |
121 | 1.73k | free(f.ptr); |
122 | 1.73k | |
123 | 1.73k | return (r); |
124 | 907 | } |
125 | | |
126 | | static int |
127 | | fido_dev_make_cred_rx(fido_dev_t *dev, fido_cred_t *cred, int ms) |
128 | 907 | { |
129 | 907 | unsigned char reply[FIDO_MAXMSG]; |
130 | 907 | int reply_len; |
131 | 907 | int r; |
132 | 907 | |
133 | 907 | fido_cred_reset_rx(cred); |
134 | 907 | |
135 | 907 | if ((reply_len = fido_rx(dev, CTAP_CMD_CBOR, &reply, sizeof(reply), |
136 | 907 | ms)) < 0) { |
137 | 90 | fido_log_debug("%s: fido_rx", __func__); |
138 | 90 | return (FIDO_ERR_RX); |
139 | 90 | } |
140 | 817 | |
141 | 817 | if ((r = cbor_parse_reply(reply, (size_t)reply_len, cred, |
142 | 817 | parse_makecred_reply)) != FIDO_OK) { |
143 | 676 | fido_log_debug("%s: parse_makecred_reply", __func__); |
144 | 676 | return (r); |
145 | 676 | } |
146 | 141 | |
147 | 141 | if (cred->fmt == NULL || fido_blob_is_empty(&cred->authdata_cbor) || |
148 | 141 | fido_blob_is_empty(&cred->attcred.id) || |
149 | 141 | fido_blob_is_empty(&cred->attstmt.sig)) { |
150 | 31 | fido_cred_reset_rx(cred); |
151 | 31 | return (FIDO_ERR_INVALID_CBOR); |
152 | 31 | } |
153 | 110 | |
154 | 110 | return (FIDO_OK); |
155 | 110 | } |
156 | | |
157 | | static int |
158 | | fido_dev_make_cred_wait(fido_dev_t *dev, fido_cred_t *cred, const char *pin, int ms) |
159 | 1.73k | { |
160 | 1.73k | int r; |
161 | 1.73k | |
162 | 1.73k | if ((r = fido_dev_make_cred_tx(dev, cred, pin)) != FIDO_OK || |
163 | 1.73k | (r = fido_dev_make_cred_rx(dev, cred, ms)) != FIDO_OK) |
164 | 1.73k | return (r); |
165 | 110 | |
166 | 110 | return (FIDO_OK); |
167 | 110 | } |
168 | | |
169 | | int |
170 | | fido_dev_make_cred(fido_dev_t *dev, fido_cred_t *cred, const char *pin) |
171 | 3.74k | { |
172 | 3.74k | if (fido_dev_is_fido2(dev) == false) { |
173 | 2.01k | if (pin != NULL || cred->rk == FIDO_OPT_TRUE || |
174 | 2.01k | cred->ext.mask != 0) |
175 | 1.13k | return (FIDO_ERR_UNSUPPORTED_OPTION); |
176 | 877 | return (u2f_register(dev, cred, -1)); |
177 | 877 | } |
178 | 1.73k | |
179 | 1.73k | return (fido_dev_make_cred_wait(dev, cred, pin, -1)); |
180 | 1.73k | } |
181 | | |
182 | | static int |
183 | | check_extensions(const fido_cred_ext_t *authdata_ext, const fido_cred_ext_t *ext) |
184 | 371 | { |
185 | 371 | return (timingsafe_bcmp(authdata_ext, ext, sizeof(*authdata_ext))); |
186 | 371 | } |
187 | | |
188 | | int |
189 | | fido_check_rp_id(const char *id, const unsigned char *obtained_hash) |
190 | 1.40k | { |
191 | 1.40k | unsigned char expected_hash[SHA256_DIGEST_LENGTH]; |
192 | 1.40k | |
193 | 1.40k | explicit_bzero(expected_hash, sizeof(expected_hash)); |
194 | 1.40k | |
195 | 1.40k | if (SHA256((const unsigned char *)id, strlen(id), |
196 | 1.40k | expected_hash) != expected_hash) { |
197 | 4 | fido_log_debug("%s: sha256", __func__); |
198 | 4 | return (-1); |
199 | 4 | } |
200 | 1.39k | |
201 | 1.39k | return (timingsafe_bcmp(expected_hash, obtained_hash, |
202 | 1.39k | SHA256_DIGEST_LENGTH)); |
203 | 1.39k | } |
204 | | |
205 | | static int |
206 | | get_signed_hash_u2f(fido_blob_t *dgst, const unsigned char *rp_id, |
207 | | size_t rp_id_len, const fido_blob_t *clientdata, const fido_blob_t *id, |
208 | | const es256_pk_t *pk) |
209 | 333 | { |
210 | 333 | const uint8_t zero = 0; |
211 | 333 | const uint8_t four = 4; /* uncompressed point */ |
212 | 333 | SHA256_CTX ctx; |
213 | 333 | |
214 | 333 | if (dgst->len != SHA256_DIGEST_LENGTH || SHA256_Init(&ctx) == 0 || |
215 | 333 | SHA256_Update(&ctx, &zero, sizeof(zero)) == 0 || |
216 | 333 | SHA256_Update(&ctx, rp_id, rp_id_len) == 0 || |
217 | 333 | SHA256_Update(&ctx, clientdata->ptr, clientdata->len) == 0 || |
218 | 333 | SHA256_Update(&ctx, id->ptr, id->len) == 0 || |
219 | 333 | SHA256_Update(&ctx, &four, sizeof(four)) == 0 || |
220 | 333 | SHA256_Update(&ctx, pk->x, sizeof(pk->x)) == 0 || |
221 | 333 | SHA256_Update(&ctx, pk->y, sizeof(pk->y)) == 0 || |
222 | 333 | SHA256_Final(dgst->ptr, &ctx) == 0) { |
223 | 13 | fido_log_debug("%s: sha256", __func__); |
224 | 13 | return (-1); |
225 | 13 | } |
226 | 320 | |
227 | 320 | return (0); |
228 | 320 | } |
229 | | |
230 | | static int |
231 | | verify_sig(const fido_blob_t *dgst, const fido_blob_t *x5c, |
232 | | const fido_blob_t *sig) |
233 | 354 | { |
234 | 354 | BIO *rawcert = NULL; |
235 | 354 | X509 *cert = NULL; |
236 | 354 | EVP_PKEY *pkey = NULL; |
237 | 354 | EC_KEY *ec; |
238 | 354 | int ok = -1; |
239 | 354 | |
240 | 354 | /* openssl needs ints */ |
241 | 354 | if (dgst->len > INT_MAX || x5c->len > INT_MAX || sig->len > INT_MAX) { |
242 | 0 | fido_log_debug("%s: dgst->len=%zu, x5c->len=%zu, sig->len=%zu", |
243 | 0 | __func__, dgst->len, x5c->len, sig->len); |
244 | 0 | return (-1); |
245 | 0 | } |
246 | 354 | |
247 | 354 | /* fetch key from x509 */ |
248 | 354 | if ((rawcert = BIO_new_mem_buf(x5c->ptr, (int)x5c->len)) == NULL || |
249 | 354 | (cert = d2i_X509_bio(rawcert, NULL)) == NULL || |
250 | 354 | (pkey = X509_get_pubkey(cert)) == NULL || |
251 | 354 | (ec = EVP_PKEY_get0_EC_KEY(pkey)) == NULL) { |
252 | 88 | fido_log_debug("%s: x509 key", __func__); |
253 | 88 | goto fail; |
254 | 88 | } |
255 | 266 | |
256 | 266 | if (ECDSA_verify(0, dgst->ptr, (int)dgst->len, sig->ptr, |
257 | 266 | (int)sig->len, ec) != 1) { |
258 | 266 | fido_log_debug("%s: ECDSA_verify", __func__); |
259 | 266 | goto fail; |
260 | 266 | } |
261 | 0 | |
262 | 0 | ok = 0; |
263 | 354 | fail: |
264 | 354 | if (rawcert != NULL) |
265 | 354 | BIO_free(rawcert); |
266 | 354 | if (cert != NULL) |
267 | 354 | X509_free(cert); |
268 | 354 | if (pkey != NULL) |
269 | 354 | EVP_PKEY_free(pkey); |
270 | 354 | |
271 | 354 | return (ok); |
272 | 0 | } |
273 | | |
274 | | int |
275 | | fido_cred_verify(const fido_cred_t *cred) |
276 | 3.82k | { |
277 | 3.82k | unsigned char buf[SHA256_DIGEST_LENGTH]; |
278 | 3.82k | fido_blob_t dgst; |
279 | 3.82k | int r; |
280 | 3.82k | |
281 | 3.82k | dgst.ptr = buf; |
282 | 3.82k | dgst.len = sizeof(buf); |
283 | 3.82k | |
284 | 3.82k | /* do we have everything we need? */ |
285 | 3.82k | if (cred->cdh.ptr == NULL || cred->authdata_cbor.ptr == NULL || |
286 | 3.82k | cred->attstmt.x5c.ptr == NULL || cred->attstmt.sig.ptr == NULL || |
287 | 3.82k | cred->fmt == NULL || cred->attcred.id.ptr == NULL || |
288 | 3.82k | cred->rp.id == NULL) { |
289 | 3.42k | fido_log_debug("%s: cdh=%p, authdata=%p, x5c=%p, sig=%p, " |
290 | 3.42k | "fmt=%p id=%p, rp.id=%s", __func__, (void *)cred->cdh.ptr, |
291 | 3.42k | (void *)cred->authdata_cbor.ptr, |
292 | 3.42k | (void *)cred->attstmt.x5c.ptr, |
293 | 3.42k | (void *)cred->attstmt.sig.ptr, (void *)cred->fmt, |
294 | 3.42k | (void *)cred->attcred.id.ptr, cred->rp.id); |
295 | 3.42k | r = FIDO_ERR_INVALID_ARGUMENT; |
296 | 3.42k | goto out; |
297 | 3.42k | } |
298 | 405 | |
299 | 405 | if (fido_check_rp_id(cred->rp.id, cred->authdata.rp_id_hash) != 0) { |
300 | 37 | fido_log_debug("%s: fido_check_rp_id", __func__); |
301 | 37 | r = FIDO_ERR_INVALID_PARAM; |
302 | 37 | goto out; |
303 | 37 | } |
304 | 368 | |
305 | 368 | if (fido_check_flags(cred->authdata.flags, FIDO_OPT_TRUE, |
306 | 368 | cred->uv) < 0) { |
307 | 0 | fido_log_debug("%s: fido_check_flags", __func__); |
308 | 0 | r = FIDO_ERR_INVALID_PARAM; |
309 | 0 | goto out; |
310 | 0 | } |
311 | 368 | |
312 | 368 | if (check_extensions(&cred->authdata_ext, &cred->ext) != 0) { |
313 | 2 | fido_log_debug("%s: check_extensions", __func__); |
314 | 2 | r = FIDO_ERR_INVALID_PARAM; |
315 | 2 | goto out; |
316 | 2 | } |
317 | 366 | |
318 | 366 | if (!strcmp(cred->fmt, "packed")) { |
319 | 34 | if (fido_get_signed_hash(COSE_ES256, &dgst, &cred->cdh, |
320 | 34 | &cred->authdata_cbor) < 0) { |
321 | 0 | fido_log_debug("%s: fido_get_signed_hash", __func__); |
322 | 0 | r = FIDO_ERR_INTERNAL; |
323 | 0 | goto out; |
324 | 0 | } |
325 | 332 | } else { |
326 | 332 | if (get_signed_hash_u2f(&dgst, cred->authdata.rp_id_hash, |
327 | 332 | sizeof(cred->authdata.rp_id_hash), &cred->cdh, |
328 | 332 | &cred->attcred.id, &cred->attcred.pubkey.es256) < 0) { |
329 | 12 | fido_log_debug("%s: get_signed_hash_u2f", __func__); |
330 | 12 | r = FIDO_ERR_INTERNAL; |
331 | 12 | goto out; |
332 | 12 | } |
333 | 354 | } |
334 | 354 | |
335 | 354 | if (verify_sig(&dgst, &cred->attstmt.x5c, &cred->attstmt.sig) < 0) { |
336 | 354 | fido_log_debug("%s: verify_sig", __func__); |
337 | 354 | r = FIDO_ERR_INVALID_SIG; |
338 | 354 | goto out; |
339 | 354 | } |
340 | 0 | |
341 | 0 | r = FIDO_OK; |
342 | 3.82k | out: |
343 | 3.82k | explicit_bzero(buf, sizeof(buf)); |
344 | 3.82k | |
345 | 3.82k | return (r); |
346 | 0 | } |
347 | | |
348 | | int |
349 | | fido_cred_verify_self(const fido_cred_t *cred) |
350 | 3.82k | { |
351 | 3.82k | unsigned char buf[1024]; /* XXX */ |
352 | 3.82k | fido_blob_t dgst; |
353 | 3.82k | int ok = -1; |
354 | 3.82k | int r; |
355 | 3.82k | |
356 | 3.82k | dgst.ptr = buf; |
357 | 3.82k | dgst.len = sizeof(buf); |
358 | 3.82k | |
359 | 3.82k | /* do we have everything we need? */ |
360 | 3.82k | if (cred->cdh.ptr == NULL || cred->authdata_cbor.ptr == NULL || |
361 | 3.82k | cred->attstmt.x5c.ptr != NULL || cred->attstmt.sig.ptr == NULL || |
362 | 3.82k | cred->fmt == NULL || cred->attcred.id.ptr == NULL || |
363 | 3.82k | cred->rp.id == NULL) { |
364 | 3.78k | fido_log_debug("%s: cdh=%p, authdata=%p, x5c=%p, sig=%p, " |
365 | 3.78k | "fmt=%p id=%p, rp.id=%s", __func__, (void *)cred->cdh.ptr, |
366 | 3.78k | (void *)cred->authdata_cbor.ptr, |
367 | 3.78k | (void *)cred->attstmt.x5c.ptr, |
368 | 3.78k | (void *)cred->attstmt.sig.ptr, (void *)cred->fmt, |
369 | 3.78k | (void *)cred->attcred.id.ptr, cred->rp.id); |
370 | 3.78k | r = FIDO_ERR_INVALID_ARGUMENT; |
371 | 3.78k | goto out; |
372 | 3.78k | } |
373 | 42 | |
374 | 42 | if (fido_check_rp_id(cred->rp.id, cred->authdata.rp_id_hash) != 0) { |
375 | 39 | fido_log_debug("%s: fido_check_rp_id", __func__); |
376 | 39 | r = FIDO_ERR_INVALID_PARAM; |
377 | 39 | goto out; |
378 | 39 | } |
379 | 3 | |
380 | 3 | if (fido_check_flags(cred->authdata.flags, FIDO_OPT_TRUE, |
381 | 3 | cred->uv) < 0) { |
382 | 0 | fido_log_debug("%s: fido_check_flags", __func__); |
383 | 0 | r = FIDO_ERR_INVALID_PARAM; |
384 | 0 | goto out; |
385 | 0 | } |
386 | 3 | |
387 | 3 | if (check_extensions(&cred->authdata_ext, &cred->ext) != 0) { |
388 | 0 | fido_log_debug("%s: check_extensions", __func__); |
389 | 0 | r = FIDO_ERR_INVALID_PARAM; |
390 | 0 | goto out; |
391 | 0 | } |
392 | 3 | |
393 | 3 | if (!strcmp(cred->fmt, "packed")) { |
394 | 2 | if (fido_get_signed_hash(cred->attcred.type, &dgst, &cred->cdh, |
395 | 2 | &cred->authdata_cbor) < 0) { |
396 | 0 | fido_log_debug("%s: fido_get_signed_hash", __func__); |
397 | 0 | r = FIDO_ERR_INTERNAL; |
398 | 0 | goto out; |
399 | 0 | } |
400 | 1 | } else { |
401 | 1 | if (get_signed_hash_u2f(&dgst, cred->authdata.rp_id_hash, |
402 | 1 | sizeof(cred->authdata.rp_id_hash), &cred->cdh, |
403 | 1 | &cred->attcred.id, &cred->attcred.pubkey.es256) < 0) { |
404 | 1 | fido_log_debug("%s: get_signed_hash_u2f", __func__); |
405 | 1 | r = FIDO_ERR_INTERNAL; |
406 | 1 | goto out; |
407 | 1 | } |
408 | 2 | } |
409 | 2 | |
410 | 2 | switch (cred->attcred.type) { |
411 | 2 | case COSE_ES256: |
412 | 2 | ok = fido_verify_sig_es256(&dgst, &cred->attcred.pubkey.es256, |
413 | 2 | &cred->attstmt.sig); |
414 | 2 | break; |
415 | 2 | case COSE_RS256: |
416 | 0 | ok = fido_verify_sig_rs256(&dgst, &cred->attcred.pubkey.rs256, |
417 | 0 | &cred->attstmt.sig); |
418 | 0 | break; |
419 | 2 | case COSE_EDDSA: |
420 | 0 | ok = fido_verify_sig_eddsa(&dgst, &cred->attcred.pubkey.eddsa, |
421 | 0 | &cred->attstmt.sig); |
422 | 0 | break; |
423 | 2 | default: |
424 | 0 | fido_log_debug("%s: unsupported cose_alg %d", __func__, |
425 | 0 | cred->attcred.type); |
426 | 0 | r = FIDO_ERR_UNSUPPORTED_OPTION; |
427 | 0 | goto out; |
428 | 2 | } |
429 | 2 | |
430 | 2 | if (ok < 0) |
431 | 2 | r = FIDO_ERR_INVALID_SIG; |
432 | 2 | else |
433 | 2 | r = FIDO_OK; |
434 | 2 | |
435 | 3.82k | out: |
436 | 3.82k | explicit_bzero(buf, sizeof(buf)); |
437 | 3.82k | |
438 | 3.82k | return (r); |
439 | 2 | } |
440 | | |
441 | | fido_cred_t * |
442 | | fido_cred_new(void) |
443 | 7.69k | { |
444 | 7.69k | return (calloc(1, sizeof(fido_cred_t))); |
445 | 7.69k | } |
446 | | |
447 | | static void |
448 | | fido_cred_clean_authdata(fido_cred_t *cred) |
449 | 25.5k | { |
450 | 25.5k | free(cred->authdata_cbor.ptr); |
451 | 25.5k | free(cred->attcred.id.ptr); |
452 | 25.5k | |
453 | 25.5k | memset(&cred->authdata_ext, 0, sizeof(cred->authdata_ext)); |
454 | 25.5k | memset(&cred->authdata_cbor, 0, sizeof(cred->authdata_cbor)); |
455 | 25.5k | memset(&cred->authdata, 0, sizeof(cred->authdata)); |
456 | 25.5k | memset(&cred->attcred, 0, sizeof(cred->attcred)); |
457 | 25.5k | } |
458 | | |
459 | | void |
460 | | fido_cred_reset_tx(fido_cred_t *cred) |
461 | 10.4k | { |
462 | 10.4k | free(cred->cdh.ptr); |
463 | 10.4k | free(cred->rp.id); |
464 | 10.4k | free(cred->rp.name); |
465 | 10.4k | free(cred->user.id.ptr); |
466 | 10.4k | free(cred->user.icon); |
467 | 10.4k | free(cred->user.name); |
468 | 10.4k | free(cred->user.display_name); |
469 | 10.4k | fido_free_blob_array(&cred->excl); |
470 | 10.4k | |
471 | 10.4k | memset(&cred->cdh, 0, sizeof(cred->cdh)); |
472 | 10.4k | memset(&cred->rp, 0, sizeof(cred->rp)); |
473 | 10.4k | memset(&cred->user, 0, sizeof(cred->user)); |
474 | 10.4k | memset(&cred->excl, 0, sizeof(cred->excl)); |
475 | 10.4k | memset(&cred->ext, 0, sizeof(cred->ext)); |
476 | 10.4k | |
477 | 10.4k | cred->type = 0; |
478 | 10.4k | cred->rk = FIDO_OPT_OMIT; |
479 | 10.4k | cred->uv = FIDO_OPT_OMIT; |
480 | 10.4k | } |
481 | | |
482 | | static void |
483 | | fido_cred_clean_x509(fido_cred_t *cred) |
484 | 15.5k | { |
485 | 15.5k | free(cred->attstmt.x5c.ptr); |
486 | 15.5k | cred->attstmt.x5c.ptr = NULL; |
487 | 15.5k | cred->attstmt.x5c.len = 0; |
488 | 15.5k | } |
489 | | |
490 | | static void |
491 | | fido_cred_clean_sig(fido_cred_t *cred) |
492 | 15.5k | { |
493 | 15.5k | free(cred->attstmt.sig.ptr); |
494 | 15.5k | cred->attstmt.sig.ptr = NULL; |
495 | 15.5k | cred->attstmt.sig.len = 0; |
496 | 15.5k | } |
497 | | |
498 | | void |
499 | | fido_cred_reset_rx(fido_cred_t *cred) |
500 | 11.3k | { |
501 | 11.3k | free(cred->fmt); |
502 | 11.3k | cred->fmt = NULL; |
503 | 11.3k | |
504 | 11.3k | fido_cred_clean_authdata(cred); |
505 | 11.3k | fido_cred_clean_x509(cred); |
506 | 11.3k | fido_cred_clean_sig(cred); |
507 | 11.3k | } |
508 | | |
509 | | void |
510 | | fido_cred_free(fido_cred_t **cred_p) |
511 | 7.67k | { |
512 | 7.67k | fido_cred_t *cred; |
513 | 7.67k | |
514 | 7.67k | if (cred_p == NULL || (cred = *cred_p) == NULL) |
515 | 7.67k | return; |
516 | 7.67k | |
517 | 7.67k | fido_cred_reset_tx(cred); |
518 | 7.67k | fido_cred_reset_rx(cred); |
519 | 7.67k | |
520 | 7.67k | free(cred); |
521 | 7.67k | |
522 | 7.67k | *cred_p = NULL; |
523 | 7.67k | } |
524 | | |
525 | | int |
526 | | fido_cred_set_authdata(fido_cred_t *cred, const unsigned char *ptr, size_t len) |
527 | 4.19k | { |
528 | 4.19k | cbor_item_t *item = NULL; |
529 | 4.19k | struct cbor_load_result cbor; |
530 | 4.19k | int r; |
531 | 4.19k | |
532 | 4.19k | fido_cred_clean_authdata(cred); |
533 | 4.19k | |
534 | 4.19k | if (ptr == NULL || len == 0) { |
535 | 2.90k | r = FIDO_ERR_INVALID_ARGUMENT; |
536 | 2.90k | goto fail; |
537 | 2.90k | } |
538 | 1.28k | |
539 | 1.28k | if ((item = cbor_load(ptr, len, &cbor)) == NULL) { |
540 | 6 | fido_log_debug("%s: cbor_load", __func__); |
541 | 6 | r = FIDO_ERR_INVALID_ARGUMENT; |
542 | 6 | goto fail; |
543 | 6 | } |
544 | 1.28k | |
545 | 1.28k | if (cbor_decode_cred_authdata(item, cred->type, &cred->authdata_cbor, |
546 | 1.28k | &cred->authdata, &cred->attcred, &cred->authdata_ext) < 0) { |
547 | 428 | fido_log_debug("%s: cbor_decode_cred_authdata", __func__); |
548 | 428 | r = FIDO_ERR_INVALID_ARGUMENT; |
549 | 428 | goto fail; |
550 | 428 | } |
551 | 852 | |
552 | 852 | r = FIDO_OK; |
553 | 4.19k | fail: |
554 | 4.19k | if (item != NULL) |
555 | 4.19k | cbor_decref(&item); |
556 | 4.19k | |
557 | 4.19k | if (r != FIDO_OK) |
558 | 4.19k | fido_cred_clean_authdata(cred); |
559 | 4.19k | |
560 | 4.19k | return (r); |
561 | 852 | |
562 | 852 | } |
563 | | |
564 | | int |
565 | | fido_cred_set_authdata_raw(fido_cred_t *cred, const unsigned char *ptr, |
566 | | size_t len) |
567 | 3.33k | { |
568 | 3.33k | cbor_item_t *item = NULL; |
569 | 3.33k | int r; |
570 | 3.33k | |
571 | 3.33k | fido_cred_clean_authdata(cred); |
572 | 3.33k | |
573 | 3.33k | if (ptr == NULL || len == 0) { |
574 | 2.90k | r = FIDO_ERR_INVALID_ARGUMENT; |
575 | 2.90k | goto fail; |
576 | 2.90k | } |
577 | 428 | |
578 | 428 | if ((item = cbor_build_bytestring(ptr, len)) == NULL) { |
579 | 1 | fido_log_debug("%s: cbor_build_bytestring", __func__); |
580 | 1 | r = FIDO_ERR_INTERNAL; |
581 | 1 | goto fail; |
582 | 1 | } |
583 | 427 | |
584 | 427 | if (cbor_decode_cred_authdata(item, cred->type, &cred->authdata_cbor, |
585 | 427 | &cred->authdata, &cred->attcred, &cred->authdata_ext) < 0) { |
586 | 427 | fido_log_debug("%s: cbor_decode_cred_authdata", __func__); |
587 | 427 | r = FIDO_ERR_INVALID_ARGUMENT; |
588 | 427 | goto fail; |
589 | 427 | } |
590 | 0 | |
591 | 0 | r = FIDO_OK; |
592 | 3.33k | fail: |
593 | 3.33k | if (item != NULL) |
594 | 3.33k | cbor_decref(&item); |
595 | 3.33k | |
596 | 3.33k | if (r != FIDO_OK) |
597 | 3.33k | fido_cred_clean_authdata(cred); |
598 | 3.33k | |
599 | 3.33k | return (r); |
600 | 0 |
|
601 | 0 | } |
602 | | |
603 | | int |
604 | | fido_cred_set_x509(fido_cred_t *cred, const unsigned char *ptr, size_t len) |
605 | 4.18k | { |
606 | 4.18k | unsigned char *x509; |
607 | 4.18k | |
608 | 4.18k | fido_cred_clean_x509(cred); |
609 | 4.18k | |
610 | 4.18k | if (ptr == NULL || len == 0) |
611 | 3.39k | return (FIDO_ERR_INVALID_ARGUMENT); |
612 | 788 | if ((x509 = malloc(len)) == NULL) |
613 | 788 | return (FIDO_ERR_INTERNAL); |
614 | 786 | |
615 | 786 | memcpy(x509, ptr, len); |
616 | 786 | cred->attstmt.x5c.ptr = x509; |
617 | 786 | cred->attstmt.x5c.len = len; |
618 | 786 | |
619 | 786 | return (FIDO_OK); |
620 | 786 | } |
621 | | |
622 | | int |
623 | | fido_cred_set_sig(fido_cred_t *cred, const unsigned char *ptr, size_t len) |
624 | 4.18k | { |
625 | 4.18k | unsigned char *sig; |
626 | 4.18k | |
627 | 4.18k | fido_cred_clean_sig(cred); |
628 | 4.18k | |
629 | 4.18k | if (ptr == NULL || len == 0) |
630 | 3.35k | return (FIDO_ERR_INVALID_ARGUMENT); |
631 | 825 | if ((sig = malloc(len)) == NULL) |
632 | 825 | return (FIDO_ERR_INTERNAL); |
633 | 821 | |
634 | 821 | memcpy(sig, ptr, len); |
635 | 821 | cred->attstmt.sig.ptr = sig; |
636 | 821 | cred->attstmt.sig.len = len; |
637 | 821 | |
638 | 821 | return (FIDO_OK); |
639 | 821 | } |
640 | | |
641 | | int |
642 | | fido_cred_exclude(fido_cred_t *cred, const unsigned char *id_ptr, size_t id_len) |
643 | 147k | { |
644 | 147k | fido_blob_t id_blob; |
645 | 147k | fido_blob_t *list_ptr; |
646 | 147k | |
647 | 147k | memset(&id_blob, 0, sizeof(id_blob)); |
648 | 147k | |
649 | 147k | if (fido_blob_set(&id_blob, id_ptr, id_len) < 0) |
650 | 685 | return (FIDO_ERR_INVALID_ARGUMENT); |
651 | 146k | |
652 | 146k | if (cred->excl.len == SIZE_MAX) { |
653 | 0 | free(id_blob.ptr); |
654 | 0 | return (FIDO_ERR_INVALID_ARGUMENT); |
655 | 0 | } |
656 | 146k | |
657 | 146k | if ((list_ptr = recallocarray(cred->excl.ptr, cred->excl.len, |
658 | 146k | cred->excl.len + 1, sizeof(fido_blob_t))) == NULL) { |
659 | 376 | free(id_blob.ptr); |
660 | 376 | return (FIDO_ERR_INTERNAL); |
661 | 376 | } |
662 | 146k | |
663 | 146k | list_ptr[cred->excl.len++] = id_blob; |
664 | 146k | cred->excl.ptr = list_ptr; |
665 | 146k | |
666 | 146k | return (FIDO_OK); |
667 | 146k | } |
668 | | |
669 | | int |
670 | | fido_cred_set_clientdata_hash(fido_cred_t *cred, const unsigned char *hash, |
671 | | size_t hash_len) |
672 | 7.57k | { |
673 | 7.57k | if (fido_blob_set(&cred->cdh, hash, hash_len) < 0) |
674 | 114 | return (FIDO_ERR_INVALID_ARGUMENT); |
675 | 7.45k | |
676 | 7.45k | return (FIDO_OK); |
677 | 7.45k | } |
678 | | |
679 | | int |
680 | | fido_cred_set_rp(fido_cred_t *cred, const char *id, const char *name) |
681 | 7.57k | { |
682 | 7.57k | fido_rp_t *rp = &cred->rp; |
683 | 7.57k | |
684 | 7.57k | if (rp->id != NULL) { |
685 | 0 | free(rp->id); |
686 | 0 | rp->id = NULL; |
687 | 0 | } |
688 | 7.57k | if (rp->name != NULL) { |
689 | 0 | free(rp->name); |
690 | 0 | rp->name = NULL; |
691 | 0 | } |
692 | 7.57k | |
693 | 7.57k | if (id != NULL && (rp->id = strdup(id)) == NULL) |
694 | 7.57k | goto fail; |
695 | 7.54k | if (name != NULL && (rp->name = strdup(name)) == NULL) |
696 | 7.54k | goto fail; |
697 | 7.52k | |
698 | 7.52k | return (FIDO_OK); |
699 | 43 | fail: |
700 | 43 | free(rp->id); |
701 | 43 | free(rp->name); |
702 | 43 | rp->id = NULL; |
703 | 43 | rp->name = NULL; |
704 | 43 | |
705 | 43 | return (FIDO_ERR_INTERNAL); |
706 | 7.52k | } |
707 | | |
708 | | int |
709 | | fido_cred_set_user(fido_cred_t *cred, const unsigned char *user_id, |
710 | | size_t user_id_len, const char *name, const char *display_name, |
711 | | const char *icon) |
712 | 3.74k | { |
713 | 3.74k | fido_user_t *up = &cred->user; |
714 | 3.74k | |
715 | 3.74k | if (up->id.ptr != NULL) { |
716 | 0 | free(up->id.ptr); |
717 | 0 | up->id.ptr = NULL; |
718 | 0 | up->id.len = 0; |
719 | 0 | } |
720 | 3.74k | if (up->name != NULL) { |
721 | 0 | free(up->name); |
722 | 0 | up->name = NULL; |
723 | 0 | } |
724 | 3.74k | if (up->display_name != NULL) { |
725 | 0 | free(up->display_name); |
726 | 0 | up->display_name = NULL; |
727 | 0 | } |
728 | 3.74k | if (up->icon != NULL) { |
729 | 0 | free(up->icon); |
730 | 0 | up->icon = NULL; |
731 | 0 | } |
732 | 3.74k | |
733 | 3.74k | if (user_id != NULL) { |
734 | 3.74k | if ((up->id.ptr = malloc(user_id_len)) == NULL) |
735 | 3.74k | goto fail; |
736 | 3.73k | memcpy(up->id.ptr, user_id, user_id_len); |
737 | 3.73k | up->id.len = user_id_len; |
738 | 3.73k | } |
739 | 3.74k | if (name != NULL && (up->name = strdup(name)) == NULL) |
740 | 3.73k | goto fail; |
741 | 3.72k | if (display_name != NULL && |
742 | 3.72k | (up->display_name = strdup(display_name)) == NULL) |
743 | 3.72k | goto fail; |
744 | 3.72k | if (icon != NULL && (up->icon = strdup(icon)) == NULL) |
745 | 3.72k | goto fail; |
746 | 3.72k | |
747 | 3.72k | return (FIDO_OK); |
748 | 22 | fail: |
749 | 22 | free(up->id.ptr); |
750 | 22 | free(up->name); |
751 | 22 | free(up->display_name); |
752 | 22 | free(up->icon); |
753 | 22 | |
754 | 22 | up->id.ptr = NULL; |
755 | 22 | up->id.len = 0; |
756 | 22 | up->name = NULL; |
757 | 22 | up->display_name = NULL; |
758 | 22 | up->icon = NULL; |
759 | 22 | |
760 | 22 | return (FIDO_ERR_INTERNAL); |
761 | 3.72k | } |
762 | | |
763 | | int |
764 | | fido_cred_set_extensions(fido_cred_t *cred, int ext) |
765 | 7.57k | { |
766 | 7.57k | if (ext == 0) |
767 | 429 | cred->ext.mask = 0; |
768 | 7.14k | else { |
769 | 7.14k | if (ext != FIDO_EXT_HMAC_SECRET && |
770 | 7.14k | ext != FIDO_EXT_CRED_PROTECT) |
771 | 7.14k | return (FIDO_ERR_INVALID_ARGUMENT); |
772 | 118 | cred->ext.mask |= ext; |
773 | 118 | } |
774 | 7.57k | |
775 | 7.57k | return (FIDO_OK); |
776 | 7.57k | } |
777 | | |
778 | | int |
779 | | fido_cred_set_options(fido_cred_t *cred, bool rk, bool uv) |
780 | 0 | { |
781 | 0 | cred->rk = rk ? FIDO_OPT_TRUE : FIDO_OPT_FALSE; |
782 | 0 | cred->uv = uv ? FIDO_OPT_TRUE : FIDO_OPT_FALSE; |
783 | 0 |
|
784 | 0 | return (FIDO_OK); |
785 | 0 | } |
786 | | |
787 | | int |
788 | | fido_cred_set_rk(fido_cred_t *cred, fido_opt_t rk) |
789 | 2.58k | { |
790 | 2.58k | cred->rk = rk; |
791 | 2.58k | |
792 | 2.58k | return (FIDO_OK); |
793 | 2.58k | } |
794 | | |
795 | | int |
796 | | fido_cred_set_uv(fido_cred_t *cred, fido_opt_t uv) |
797 | 2.45k | { |
798 | 2.45k | cred->uv = uv; |
799 | 2.45k | |
800 | 2.45k | return (FIDO_OK); |
801 | 2.45k | } |
802 | | |
803 | | int |
804 | | fido_cred_set_prot(fido_cred_t *cred, int prot) |
805 | 7.57k | { |
806 | 7.57k | if (prot == 0) { |
807 | 5.38k | cred->ext.mask &= ~FIDO_EXT_CRED_PROTECT; |
808 | 5.38k | cred->ext.prot = 0; |
809 | 5.38k | } else { |
810 | 2.18k | if (prot != FIDO_CRED_PROT_UV_OPTIONAL && |
811 | 2.18k | prot != FIDO_CRED_PROT_UV_OPTIONAL_WITH_ID && |
812 | 2.18k | prot != FIDO_CRED_PROT_UV_REQUIRED) |
813 | 2.18k | return (FIDO_ERR_INVALID_ARGUMENT); |
814 | 2.18k | |
815 | 2.18k | cred->ext.mask |= FIDO_EXT_CRED_PROTECT; |
816 | 2.18k | cred->ext.prot = prot; |
817 | 2.18k | } |
818 | 7.57k | |
819 | 7.57k | return (FIDO_OK); |
820 | 7.57k | } |
821 | | |
822 | | int |
823 | | fido_cred_set_fmt(fido_cred_t *cred, const char *fmt) |
824 | 1.30k | { |
825 | 1.30k | free(cred->fmt); |
826 | 1.30k | cred->fmt = NULL; |
827 | 1.30k | |
828 | 1.30k | if (fmt == NULL) |
829 | 1.30k | return (FIDO_ERR_INVALID_ARGUMENT); |
830 | 1.30k | |
831 | 1.30k | if (strcmp(fmt, "packed") && strcmp(fmt, "fido-u2f")) |
832 | 0 | return (FIDO_ERR_INVALID_ARGUMENT); |
833 | 1.30k | |
834 | 1.30k | if ((cred->fmt = strdup(fmt)) == NULL) |
835 | 1.30k | return (FIDO_ERR_INTERNAL); |
836 | 1.29k | |
837 | 1.29k | return (FIDO_OK); |
838 | 1.29k | } |
839 | | |
840 | | int |
841 | | fido_cred_set_type(fido_cred_t *cred, int cose_alg) |
842 | 7.57k | { |
843 | 7.57k | if ((cose_alg != COSE_ES256 && cose_alg != COSE_RS256 && |
844 | 7.57k | cose_alg != COSE_EDDSA) || cred->type != 0) |
845 | 0 | return (FIDO_ERR_INVALID_ARGUMENT); |
846 | 7.57k | |
847 | 7.57k | cred->type = cose_alg; |
848 | 7.57k | |
849 | 7.57k | return (FIDO_OK); |
850 | 7.57k | } |
851 | | |
852 | | int |
853 | | fido_cred_type(const fido_cred_t *cred) |
854 | 4.75k | { |
855 | 4.75k | return (cred->type); |
856 | 4.75k | } |
857 | | |
858 | | uint8_t |
859 | | fido_cred_flags(const fido_cred_t *cred) |
860 | 3.82k | { |
861 | 3.82k | return (cred->authdata.flags); |
862 | 3.82k | } |
863 | | |
864 | | const unsigned char * |
865 | | fido_cred_clientdata_hash_ptr(const fido_cred_t *cred) |
866 | 3.84k | { |
867 | 3.84k | return (cred->cdh.ptr); |
868 | 3.84k | } |
869 | | |
870 | | size_t |
871 | | fido_cred_clientdata_hash_len(const fido_cred_t *cred) |
872 | 3.84k | { |
873 | 3.84k | return (cred->cdh.len); |
874 | 3.84k | } |
875 | | |
876 | | const unsigned char * |
877 | | fido_cred_x5c_ptr(const fido_cred_t *cred) |
878 | 3.84k | { |
879 | 3.84k | return (cred->attstmt.x5c.ptr); |
880 | 3.84k | } |
881 | | |
882 | | size_t |
883 | | fido_cred_x5c_len(const fido_cred_t *cred) |
884 | 3.84k | { |
885 | 3.84k | return (cred->attstmt.x5c.len); |
886 | 3.84k | } |
887 | | |
888 | | const unsigned char * |
889 | | fido_cred_sig_ptr(const fido_cred_t *cred) |
890 | 3.84k | { |
891 | 3.84k | return (cred->attstmt.sig.ptr); |
892 | 3.84k | } |
893 | | |
894 | | size_t |
895 | | fido_cred_sig_len(const fido_cred_t *cred) |
896 | 3.84k | { |
897 | 3.84k | return (cred->attstmt.sig.len); |
898 | 3.84k | } |
899 | | |
900 | | const unsigned char * |
901 | | fido_cred_authdata_ptr(const fido_cred_t *cred) |
902 | 3.84k | { |
903 | 3.84k | return (cred->authdata_cbor.ptr); |
904 | 3.84k | } |
905 | | |
906 | | size_t |
907 | | fido_cred_authdata_len(const fido_cred_t *cred) |
908 | 3.84k | { |
909 | 3.84k | return (cred->authdata_cbor.len); |
910 | 3.84k | } |
911 | | |
912 | | const unsigned char * |
913 | | fido_cred_pubkey_ptr(const fido_cred_t *cred) |
914 | 4.75k | { |
915 | 4.75k | const void *ptr; |
916 | 4.75k | |
917 | 4.75k | switch (cred->attcred.type) { |
918 | 4.75k | case COSE_ES256: |
919 | 859 | ptr = &cred->attcred.pubkey.es256; |
920 | 859 | break; |
921 | 4.75k | case COSE_RS256: |
922 | 0 | ptr = &cred->attcred.pubkey.rs256; |
923 | 0 | break; |
924 | 4.75k | case COSE_EDDSA: |
925 | 175 | ptr = &cred->attcred.pubkey.eddsa; |
926 | 175 | break; |
927 | 4.75k | default: |
928 | 3.72k | ptr = NULL; |
929 | 3.72k | break; |
930 | 4.75k | } |
931 | 4.75k | |
932 | 4.75k | return (ptr); |
933 | 4.75k | } |
934 | | |
935 | | size_t |
936 | | fido_cred_pubkey_len(const fido_cred_t *cred) |
937 | 4.75k | { |
938 | 4.75k | size_t len; |
939 | 4.75k | |
940 | 4.75k | switch (cred->attcred.type) { |
941 | 4.75k | case COSE_ES256: |
942 | 859 | len = sizeof(cred->attcred.pubkey.es256); |
943 | 859 | break; |
944 | 4.75k | case COSE_RS256: |
945 | 0 | len = sizeof(cred->attcred.pubkey.rs256); |
946 | 0 | break; |
947 | 4.75k | case COSE_EDDSA: |
948 | 175 | len = sizeof(cred->attcred.pubkey.eddsa); |
949 | 175 | break; |
950 | 4.75k | default: |
951 | 3.72k | len = 0; |
952 | 3.72k | break; |
953 | 4.75k | } |
954 | 4.75k | |
955 | 4.75k | return (len); |
956 | 4.75k | } |
957 | | |
958 | | const unsigned char * |
959 | | fido_cred_id_ptr(const fido_cred_t *cred) |
960 | 4.75k | { |
961 | 4.75k | return (cred->attcred.id.ptr); |
962 | 4.75k | } |
963 | | |
964 | | size_t |
965 | | fido_cred_id_len(const fido_cred_t *cred) |
966 | 4.75k | { |
967 | 4.75k | return (cred->attcred.id.len); |
968 | 4.75k | } |
969 | | |
970 | | int |
971 | | fido_cred_prot(const fido_cred_t *cred) |
972 | 3.84k | { |
973 | 3.84k | return (cred->ext.prot); |
974 | 3.84k | } |
975 | | |
976 | | const char * |
977 | | fido_cred_fmt(const fido_cred_t *cred) |
978 | 3.84k | { |
979 | 3.84k | return (cred->fmt); |
980 | 3.84k | } |
981 | | |
982 | | const char * |
983 | | fido_cred_rp_id(const fido_cred_t *cred) |
984 | 3.84k | { |
985 | 3.84k | return (cred->rp.id); |
986 | 3.84k | } |
987 | | |
988 | | const char * |
989 | | fido_cred_rp_name(const fido_cred_t *cred) |
990 | 3.84k | { |
991 | 3.84k | return (cred->rp.name); |
992 | 3.84k | } |
993 | | |
994 | | const char * |
995 | | fido_cred_user_name(const fido_cred_t *cred) |
996 | 9.50k | { |
997 | 9.50k | return (cred->user.name); |
998 | 9.50k | } |
999 | | |
1000 | | const char * |
1001 | | fido_cred_display_name(const fido_cred_t *cred) |
1002 | 9.50k | { |
1003 | 9.50k | return (cred->user.display_name); |
1004 | 9.50k | } |
1005 | | |
1006 | | const unsigned char * |
1007 | | fido_cred_user_id_ptr(const fido_cred_t *cred) |
1008 | 4.75k | { |
1009 | 4.75k | return (cred->user.id.ptr); |
1010 | 4.75k | } |
1011 | | |
1012 | | size_t |
1013 | | fido_cred_user_id_len(const fido_cred_t *cred) |
1014 | 4.75k | { |
1015 | 4.75k | return (cred->user.id.len); |
1016 | 4.75k | } |