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7ffbd7ca | 1 | /* |
33388b44 | 2 | * Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved. |
7ffbd7ca P |
3 | * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved. |
4 | * | |
5 | * Licensed under the Apache License 2.0 (the "License"). You may not use | |
6 | * this file except in compliance with the License. You can obtain a copy | |
7 | * in the file LICENSE in the source distribution or at | |
8 | * https://www.openssl.org/source/license.html | |
9 | */ | |
10 | ||
11 | #include <string.h> | |
12 | #include <openssl/params.h> | |
13 | #include "internal/thread_once.h" | |
c04a9916 | 14 | #include "internal/numbers.h" |
7ffbd7ca | 15 | |
4e7991b4 | 16 | OSSL_PARAM *OSSL_PARAM_locate(OSSL_PARAM *p, const char *key) |
7ffbd7ca P |
17 | { |
18 | if (p != NULL && key != NULL) | |
19 | for (; p->key != NULL; p++) | |
20 | if (strcmp(key, p->key) == 0) | |
21 | return p; | |
22 | return NULL; | |
23 | } | |
24 | ||
4e7991b4 P |
25 | const OSSL_PARAM *OSSL_PARAM_locate_const(const OSSL_PARAM *p, const char *key) |
26 | { | |
27 | return OSSL_PARAM_locate((OSSL_PARAM *)p, key); | |
28 | } | |
29 | ||
7ffbd7ca | 30 | static OSSL_PARAM ossl_param_construct(const char *key, unsigned int data_type, |
4e7991b4 | 31 | void *data, size_t data_size) |
7ffbd7ca P |
32 | { |
33 | OSSL_PARAM res; | |
34 | ||
35 | res.key = key; | |
36 | res.data_type = data_type; | |
37 | res.data = data; | |
38 | res.data_size = data_size; | |
8d5fb648 | 39 | res.return_size = OSSL_PARAM_UNMODIFIED; |
7ffbd7ca P |
40 | return res; |
41 | } | |
42 | ||
8d5fb648 P |
43 | int OSSL_PARAM_modified(const OSSL_PARAM *p) |
44 | { | |
45 | return p != NULL && p->return_size != OSSL_PARAM_UNMODIFIED; | |
46 | } | |
47 | ||
3873887e | 48 | void OSSL_PARAM_set_all_unmodified(OSSL_PARAM *p) |
8d5fb648 P |
49 | { |
50 | if (p != NULL) | |
3873887e P |
51 | while (p->key != NULL) |
52 | p++->return_size = OSSL_PARAM_UNMODIFIED; | |
8d5fb648 P |
53 | } |
54 | ||
7ffbd7ca P |
55 | int OSSL_PARAM_get_int(const OSSL_PARAM *p, int *val) |
56 | { | |
863360fb | 57 | switch (sizeof(int)) { |
7ffbd7ca | 58 | case sizeof(int32_t): |
863360fb | 59 | return OSSL_PARAM_get_int32(p, (int32_t *)val); |
7ffbd7ca | 60 | case sizeof(int64_t): |
863360fb | 61 | return OSSL_PARAM_get_int64(p, (int64_t *)val); |
7ffbd7ca P |
62 | } |
63 | return 0; | |
64 | } | |
65 | ||
4e7991b4 | 66 | int OSSL_PARAM_set_int(OSSL_PARAM *p, int val) |
7ffbd7ca | 67 | { |
863360fb | 68 | switch (sizeof(int)) { |
7ffbd7ca | 69 | case sizeof(int32_t): |
863360fb | 70 | return OSSL_PARAM_set_int32(p, (int32_t)val); |
7ffbd7ca | 71 | case sizeof(int64_t): |
863360fb | 72 | return OSSL_PARAM_set_int64(p, (int64_t)val); |
7ffbd7ca P |
73 | } |
74 | return 0; | |
75 | } | |
76 | ||
4e7991b4 | 77 | OSSL_PARAM OSSL_PARAM_construct_int(const char *key, int *buf) |
7ffbd7ca | 78 | { |
4e7991b4 | 79 | return ossl_param_construct(key, OSSL_PARAM_INTEGER, buf, sizeof(int)); |
7ffbd7ca P |
80 | } |
81 | ||
82 | int OSSL_PARAM_get_uint(const OSSL_PARAM *p, unsigned int *val) | |
83 | { | |
863360fb | 84 | switch (sizeof(unsigned int)) { |
7ffbd7ca | 85 | case sizeof(uint32_t): |
863360fb | 86 | return OSSL_PARAM_get_uint32(p, (uint32_t *)val); |
7ffbd7ca | 87 | case sizeof(uint64_t): |
863360fb | 88 | return OSSL_PARAM_get_uint64(p, (uint64_t *)val); |
7ffbd7ca P |
89 | } |
90 | return 0; | |
91 | } | |
92 | ||
4e7991b4 | 93 | int OSSL_PARAM_set_uint(OSSL_PARAM *p, unsigned int val) |
7ffbd7ca | 94 | { |
863360fb | 95 | switch (sizeof(unsigned int)) { |
7ffbd7ca | 96 | case sizeof(uint32_t): |
863360fb | 97 | return OSSL_PARAM_set_uint32(p, (uint32_t)val); |
7ffbd7ca | 98 | case sizeof(uint64_t): |
863360fb | 99 | return OSSL_PARAM_set_uint64(p, (uint64_t)val); |
7ffbd7ca P |
100 | } |
101 | return 0; | |
102 | } | |
103 | ||
4e7991b4 | 104 | OSSL_PARAM OSSL_PARAM_construct_uint(const char *key, unsigned int *buf) |
7ffbd7ca P |
105 | { |
106 | return ossl_param_construct(key, OSSL_PARAM_UNSIGNED_INTEGER, buf, | |
4e7991b4 | 107 | sizeof(unsigned int)); |
7ffbd7ca P |
108 | } |
109 | ||
110 | int OSSL_PARAM_get_long(const OSSL_PARAM *p, long int *val) | |
111 | { | |
863360fb | 112 | switch (sizeof(long int)) { |
7ffbd7ca | 113 | case sizeof(int32_t): |
863360fb | 114 | return OSSL_PARAM_get_int32(p, (int32_t *)val); |
7ffbd7ca | 115 | case sizeof(int64_t): |
863360fb | 116 | return OSSL_PARAM_get_int64(p, (int64_t *)val); |
7ffbd7ca P |
117 | } |
118 | return 0; | |
119 | } | |
120 | ||
4e7991b4 | 121 | int OSSL_PARAM_set_long(OSSL_PARAM *p, long int val) |
7ffbd7ca | 122 | { |
863360fb | 123 | switch (sizeof(long int)) { |
7ffbd7ca | 124 | case sizeof(int32_t): |
863360fb | 125 | return OSSL_PARAM_set_int32(p, (int32_t)val); |
7ffbd7ca | 126 | case sizeof(int64_t): |
863360fb | 127 | return OSSL_PARAM_set_int64(p, (int64_t)val); |
7ffbd7ca P |
128 | } |
129 | return 0; | |
130 | } | |
131 | ||
4e7991b4 | 132 | OSSL_PARAM OSSL_PARAM_construct_long(const char *key, long int *buf) |
7ffbd7ca | 133 | { |
4e7991b4 | 134 | return ossl_param_construct(key, OSSL_PARAM_INTEGER, buf, sizeof(long int)); |
7ffbd7ca P |
135 | } |
136 | ||
137 | int OSSL_PARAM_get_ulong(const OSSL_PARAM *p, unsigned long int *val) | |
138 | { | |
863360fb | 139 | switch (sizeof(unsigned long int)) { |
7ffbd7ca | 140 | case sizeof(uint32_t): |
863360fb | 141 | return OSSL_PARAM_get_uint32(p, (uint32_t *)val); |
7ffbd7ca | 142 | case sizeof(uint64_t): |
863360fb | 143 | return OSSL_PARAM_get_uint64(p, (uint64_t *)val); |
7ffbd7ca P |
144 | } |
145 | return 0; | |
146 | } | |
147 | ||
4e7991b4 | 148 | int OSSL_PARAM_set_ulong(OSSL_PARAM *p, unsigned long int val) |
7ffbd7ca | 149 | { |
863360fb | 150 | switch (sizeof(unsigned long int)) { |
7ffbd7ca | 151 | case sizeof(uint32_t): |
863360fb | 152 | return OSSL_PARAM_set_uint32(p, (uint32_t)val); |
7ffbd7ca | 153 | case sizeof(uint64_t): |
863360fb | 154 | return OSSL_PARAM_set_uint64(p, (uint64_t)val); |
7ffbd7ca P |
155 | } |
156 | return 0; | |
157 | } | |
158 | ||
4e7991b4 | 159 | OSSL_PARAM OSSL_PARAM_construct_ulong(const char *key, unsigned long int *buf) |
7ffbd7ca P |
160 | { |
161 | return ossl_param_construct(key, OSSL_PARAM_UNSIGNED_INTEGER, buf, | |
4e7991b4 | 162 | sizeof(unsigned long int)); |
7ffbd7ca P |
163 | } |
164 | ||
165 | int OSSL_PARAM_get_int32(const OSSL_PARAM *p, int32_t *val) | |
166 | { | |
9830e7ea P |
167 | int64_t i64; |
168 | uint32_t u32; | |
169 | uint64_t u64; | |
170 | double d; | |
171 | ||
172 | if (val == NULL || p == NULL ) | |
7ffbd7ca P |
173 | return 0; |
174 | ||
9830e7ea P |
175 | if (p->data_type == OSSL_PARAM_INTEGER) { |
176 | switch (p->data_size) { | |
177 | case sizeof(int32_t): | |
178 | *val = *(const int32_t *)p->data; | |
179 | return 1; | |
180 | case sizeof(int64_t): | |
181 | i64 = *(const int64_t *)p->data; | |
182 | if (i64 >= INT32_MIN && i64 <= INT32_MAX) { | |
183 | *val = (int32_t)i64; | |
184 | return 1; | |
185 | } | |
186 | break; | |
187 | } | |
188 | } else if (p->data_type == OSSL_PARAM_UNSIGNED_INTEGER) { | |
189 | switch (p->data_size) { | |
190 | case sizeof(uint32_t): | |
191 | u32 = *(const uint32_t *)p->data; | |
192 | if (u32 <= INT32_MAX) { | |
193 | *val = (int32_t)u32; | |
194 | return 1; | |
195 | } | |
196 | break; | |
197 | case sizeof(uint64_t): | |
198 | u64 = *(const uint64_t *)p->data; | |
199 | if (u64 <= INT32_MAX) { | |
200 | *val = (int32_t)u64; | |
201 | return 1; | |
202 | } | |
203 | break; | |
204 | } | |
205 | } else if (p->data_type == OSSL_PARAM_REAL) { | |
206 | switch (p->data_size) { | |
207 | case sizeof(double): | |
208 | d = *(const double *)p->data; | |
209 | if (d >= INT32_MIN && d <= INT32_MAX && d == (int32_t)d) { | |
210 | *val = (int32_t)d; | |
211 | return 1; | |
212 | } | |
213 | break; | |
214 | } | |
7ffbd7ca P |
215 | } |
216 | return 0; | |
217 | } | |
218 | ||
4e7991b4 | 219 | int OSSL_PARAM_set_int32(OSSL_PARAM *p, int32_t val) |
7ffbd7ca P |
220 | { |
221 | if (p == NULL) | |
222 | return 0; | |
4e7991b4 | 223 | p->return_size = 0; |
9830e7ea | 224 | if (p->data_type == OSSL_PARAM_INTEGER) { |
4e7991b4 | 225 | p->return_size = sizeof(int32_t); /* Minimum expected size */ |
8f3b8fd6 RL |
226 | if (p->data == NULL) |
227 | return 1; | |
9830e7ea P |
228 | switch (p->data_size) { |
229 | case sizeof(int32_t): | |
230 | *(int32_t *)p->data = val; | |
231 | return 1; | |
232 | case sizeof(int64_t): | |
4e7991b4 | 233 | p->return_size = sizeof(int64_t); |
9830e7ea P |
234 | *(int64_t *)p->data = (int64_t)val; |
235 | return 1; | |
236 | } | |
237 | } else if (p->data_type == OSSL_PARAM_UNSIGNED_INTEGER && val >= 0) { | |
4e7991b4 | 238 | p->return_size = sizeof(uint32_t); /* Minimum expected size */ |
8f3b8fd6 RL |
239 | if (p->data == NULL) |
240 | return 1; | |
9830e7ea P |
241 | switch (p->data_size) { |
242 | case sizeof(uint32_t): | |
243 | *(uint32_t *)p->data = (uint32_t)val; | |
244 | return 1; | |
245 | case sizeof(uint64_t): | |
4e7991b4 | 246 | p->return_size = sizeof(uint64_t); |
9830e7ea P |
247 | *(uint64_t *)p->data = (uint64_t)val; |
248 | return 1; | |
249 | } | |
250 | } else if (p->data_type == OSSL_PARAM_REAL) { | |
4e7991b4 | 251 | p->return_size = sizeof(double); |
8f3b8fd6 RL |
252 | if (p->data == NULL) |
253 | return 1; | |
9830e7ea P |
254 | switch (p->data_size) { |
255 | case sizeof(double): | |
256 | *(double *)p->data = (double)val; | |
257 | return 1; | |
258 | } | |
7ffbd7ca P |
259 | } |
260 | return 0; | |
261 | } | |
262 | ||
4e7991b4 | 263 | OSSL_PARAM OSSL_PARAM_construct_int32(const char *key, int32_t *buf) |
7ffbd7ca P |
264 | { |
265 | return ossl_param_construct(key, OSSL_PARAM_INTEGER, buf, | |
4e7991b4 | 266 | sizeof(int32_t)); |
7ffbd7ca P |
267 | } |
268 | ||
269 | int OSSL_PARAM_get_uint32(const OSSL_PARAM *p, uint32_t *val) | |
270 | { | |
9830e7ea P |
271 | int32_t i32; |
272 | int64_t i64; | |
273 | uint64_t u64; | |
274 | double d; | |
275 | ||
276 | if (val == NULL || p == NULL) | |
7ffbd7ca P |
277 | return 0; |
278 | ||
9830e7ea P |
279 | if (p->data_type == OSSL_PARAM_UNSIGNED_INTEGER) { |
280 | switch (p->data_size) { | |
281 | case sizeof(uint32_t): | |
282 | *val = *(const uint32_t *)p->data; | |
283 | return 1; | |
284 | case sizeof(uint64_t): | |
285 | u64 = *(const uint64_t *)p->data; | |
286 | if (u64 <= UINT32_MAX) { | |
287 | *val = (uint32_t)u64; | |
288 | return 1; | |
289 | } | |
290 | break; | |
291 | } | |
292 | } else if (p->data_type == OSSL_PARAM_INTEGER) { | |
293 | switch (p->data_size) { | |
294 | case sizeof(int32_t): | |
295 | i32 = *(const int32_t *)p->data; | |
296 | if (i32 >= 0) { | |
297 | *val = i32; | |
298 | return 1; | |
299 | } | |
300 | break; | |
301 | case sizeof(int64_t): | |
302 | i64 = *(const int64_t *)p->data; | |
303 | if (i64 >= 0 && i64 <= UINT32_MAX) { | |
304 | *val = (uint32_t)i64; | |
305 | return 1; | |
306 | } | |
307 | break; | |
308 | } | |
309 | } else if (p->data_type == OSSL_PARAM_REAL) { | |
310 | switch (p->data_size) { | |
311 | case sizeof(double): | |
312 | d = *(const double *)p->data; | |
313 | if (d >= 0 && d <= UINT32_MAX && d == (uint32_t)d) { | |
314 | *val = (uint32_t)d; | |
315 | return 1; | |
316 | } | |
317 | break; | |
318 | } | |
7ffbd7ca P |
319 | } |
320 | return 0; | |
321 | } | |
322 | ||
4e7991b4 | 323 | int OSSL_PARAM_set_uint32(OSSL_PARAM *p, uint32_t val) |
7ffbd7ca | 324 | { |
9830e7ea | 325 | if (p == NULL) |
7ffbd7ca | 326 | return 0; |
4e7991b4 | 327 | p->return_size = 0; |
7ffbd7ca | 328 | |
9830e7ea | 329 | if (p->data_type == OSSL_PARAM_UNSIGNED_INTEGER) { |
4e7991b4 | 330 | p->return_size = sizeof(uint32_t); /* Minimum expected size */ |
8f3b8fd6 RL |
331 | if (p->data == NULL) |
332 | return 1; | |
9830e7ea P |
333 | switch (p->data_size) { |
334 | case sizeof(uint32_t): | |
335 | *(uint32_t *)p->data = val; | |
336 | return 1; | |
337 | case sizeof(uint64_t): | |
4e7991b4 | 338 | p->return_size = sizeof(uint64_t); |
9830e7ea P |
339 | *(uint64_t *)p->data = val; |
340 | return 1; | |
341 | } | |
342 | } else if (p->data_type == OSSL_PARAM_INTEGER) { | |
4e7991b4 | 343 | p->return_size = sizeof(int32_t); /* Minimum expected size */ |
8f3b8fd6 RL |
344 | if (p->data == NULL) |
345 | return 1; | |
9830e7ea P |
346 | switch (p->data_size) { |
347 | case sizeof(int32_t): | |
348 | if (val <= INT32_MAX) { | |
349 | *(int32_t *)p->data = (int32_t)val; | |
350 | return 1; | |
351 | } | |
352 | break; | |
353 | case sizeof(int64_t): | |
4e7991b4 | 354 | p->return_size = sizeof(int64_t); |
9830e7ea P |
355 | *(int64_t *)p->data = (int64_t)val; |
356 | return 1; | |
357 | } | |
358 | } else if (p->data_type == OSSL_PARAM_REAL) { | |
4e7991b4 | 359 | p->return_size = sizeof(double); |
8f3b8fd6 RL |
360 | if (p->data == NULL) |
361 | return 1; | |
9830e7ea P |
362 | switch (p->data_size) { |
363 | case sizeof(double): | |
364 | *(double *)p->data = (double)val; | |
365 | return 1; | |
366 | } | |
7ffbd7ca P |
367 | } |
368 | return 0; | |
369 | } | |
370 | ||
4e7991b4 | 371 | OSSL_PARAM OSSL_PARAM_construct_uint32(const char *key, uint32_t *buf) |
7ffbd7ca P |
372 | { |
373 | return ossl_param_construct(key, OSSL_PARAM_UNSIGNED_INTEGER, buf, | |
4e7991b4 | 374 | sizeof(uint32_t)); |
7ffbd7ca P |
375 | } |
376 | ||
377 | int OSSL_PARAM_get_int64(const OSSL_PARAM *p, int64_t *val) | |
378 | { | |
9830e7ea P |
379 | uint64_t u64; |
380 | double d; | |
381 | ||
382 | if (val == NULL || p == NULL ) | |
7ffbd7ca P |
383 | return 0; |
384 | ||
9830e7ea P |
385 | if (p->data_type == OSSL_PARAM_INTEGER) { |
386 | switch (p->data_size) { | |
387 | case sizeof(int32_t): | |
388 | *val = *(const int32_t *)p->data; | |
389 | return 1; | |
390 | case sizeof(int64_t): | |
391 | *val = *(const int64_t *)p->data; | |
392 | return 1; | |
393 | } | |
394 | } else if (p->data_type == OSSL_PARAM_UNSIGNED_INTEGER) { | |
395 | switch (p->data_size) { | |
396 | case sizeof(uint32_t): | |
397 | *val = *(const uint32_t *)p->data; | |
398 | return 1; | |
399 | case sizeof(uint64_t): | |
400 | u64 = *(const uint64_t *)p->data; | |
401 | if (u64 <= INT64_MAX) { | |
402 | *val = (int64_t)u64; | |
403 | return 1; | |
404 | } | |
405 | break; | |
406 | } | |
407 | } else if (p->data_type == OSSL_PARAM_REAL) { | |
408 | switch (p->data_size) { | |
409 | case sizeof(double): | |
410 | d = *(const double *)p->data; | |
411 | if (d >= INT64_MIN && d <= INT64_MAX && d == (int64_t)d) { | |
412 | *val = (int64_t)d; | |
413 | return 1; | |
414 | } | |
415 | break; | |
416 | } | |
7ffbd7ca P |
417 | } |
418 | return 0; | |
419 | } | |
420 | ||
4e7991b4 | 421 | int OSSL_PARAM_set_int64(OSSL_PARAM *p, int64_t val) |
7ffbd7ca | 422 | { |
9830e7ea P |
423 | uint64_t u64; |
424 | ||
7ffbd7ca P |
425 | if (p == NULL) |
426 | return 0; | |
4e7991b4 | 427 | p->return_size = 0; |
9830e7ea | 428 | if (p->data_type == OSSL_PARAM_INTEGER) { |
4e7991b4 | 429 | p->return_size = sizeof(int64_t); /* Expected size */ |
8f3b8fd6 RL |
430 | if (p->data == NULL) |
431 | return 1; | |
9830e7ea P |
432 | switch (p->data_size) { |
433 | case sizeof(int32_t): | |
434 | if (val >= INT32_MIN && val <= INT32_MAX) { | |
4e7991b4 | 435 | p->return_size = sizeof(int32_t); |
9830e7ea P |
436 | *(int32_t *)p->data = (int32_t)val; |
437 | return 1; | |
438 | } | |
439 | break; | |
440 | case sizeof(int64_t): | |
441 | *(int64_t *)p->data = val; | |
442 | return 1; | |
443 | } | |
444 | } else if (p->data_type == OSSL_PARAM_UNSIGNED_INTEGER && val >= 0) { | |
4e7991b4 | 445 | p->return_size = sizeof(uint64_t); /* Expected size */ |
8f3b8fd6 RL |
446 | if (p->data == NULL) |
447 | return 1; | |
9830e7ea P |
448 | switch (p->data_size) { |
449 | case sizeof(uint32_t): | |
450 | if (val <= UINT32_MAX) { | |
4e7991b4 | 451 | p->return_size = sizeof(uint32_t); |
9830e7ea P |
452 | *(uint32_t *)p->data = (uint32_t)val; |
453 | return 1; | |
454 | } | |
455 | break; | |
456 | case sizeof(uint64_t): | |
457 | *(uint64_t *)p->data = (uint64_t)val; | |
458 | return 1; | |
459 | } | |
460 | } else if (p->data_type == OSSL_PARAM_REAL) { | |
4e7991b4 | 461 | p->return_size = sizeof(double); |
8f3b8fd6 RL |
462 | if (p->data == NULL) |
463 | return 1; | |
9830e7ea P |
464 | switch (p->data_size) { |
465 | case sizeof(double): | |
466 | u64 = val < 0 ? -val : val; | |
467 | if ((u64 >> 53) == 0) { /* 53 significant bits in the mantissa */ | |
468 | *(double *)p->data = (double)val; | |
469 | return 1; | |
470 | } | |
471 | break; | |
472 | } | |
7ffbd7ca P |
473 | } |
474 | return 0; | |
475 | } | |
476 | ||
4e7991b4 | 477 | OSSL_PARAM OSSL_PARAM_construct_int64(const char *key, int64_t *buf) |
7ffbd7ca | 478 | { |
4e7991b4 | 479 | return ossl_param_construct(key, OSSL_PARAM_INTEGER, buf, sizeof(int64_t)); |
7ffbd7ca P |
480 | } |
481 | ||
482 | int OSSL_PARAM_get_uint64(const OSSL_PARAM *p, uint64_t *val) | |
483 | { | |
9830e7ea P |
484 | int32_t i32; |
485 | int64_t i64; | |
486 | double d; | |
487 | ||
488 | if (val == NULL || p == NULL) | |
7ffbd7ca P |
489 | return 0; |
490 | ||
9830e7ea P |
491 | if (p->data_type == OSSL_PARAM_UNSIGNED_INTEGER) { |
492 | switch (p->data_size) { | |
493 | case sizeof(uint32_t): | |
494 | *val = *(const uint32_t *)p->data; | |
495 | return 1; | |
496 | case sizeof(uint64_t): | |
497 | *val = *(const uint64_t *)p->data; | |
498 | return 1; | |
499 | } | |
500 | } else if (p->data_type == OSSL_PARAM_INTEGER) { | |
501 | switch (p->data_size) { | |
502 | case sizeof(int32_t): | |
503 | i32 = *(const int32_t *)p->data; | |
504 | if (i32 >= 0) { | |
505 | *val = (uint64_t)i32; | |
506 | return 1; | |
507 | } | |
508 | break; | |
509 | case sizeof(int64_t): | |
510 | i64 = *(const int64_t *)p->data; | |
511 | if (i64 >= 0) { | |
512 | *val = (uint64_t)i64; | |
513 | return 1; | |
514 | } | |
515 | break; | |
516 | } | |
517 | } else if (p->data_type == OSSL_PARAM_REAL) { | |
518 | switch (p->data_size) { | |
519 | case sizeof(double): | |
520 | d = *(const double *)p->data; | |
521 | if (d >= 0 && d <= INT64_MAX && d == (uint64_t)d) { | |
522 | *val = (uint64_t)d; | |
523 | return 1; | |
524 | } | |
525 | break; | |
526 | } | |
7ffbd7ca P |
527 | } |
528 | return 0; | |
529 | } | |
530 | ||
4e7991b4 | 531 | int OSSL_PARAM_set_uint64(OSSL_PARAM *p, uint64_t val) |
7ffbd7ca P |
532 | { |
533 | if (p == NULL) | |
534 | return 0; | |
4e7991b4 | 535 | p->return_size = 0; |
7ffbd7ca | 536 | |
9830e7ea | 537 | if (p->data_type == OSSL_PARAM_UNSIGNED_INTEGER) { |
4e7991b4 | 538 | p->return_size = sizeof(uint64_t); /* Expected size */ |
8f3b8fd6 RL |
539 | if (p->data == NULL) |
540 | return 1; | |
9830e7ea P |
541 | switch (p->data_size) { |
542 | case sizeof(uint32_t): | |
543 | if (val <= UINT32_MAX) { | |
4e7991b4 | 544 | p->return_size = sizeof(uint32_t); |
9830e7ea P |
545 | *(uint32_t *)p->data = (uint32_t)val; |
546 | return 1; | |
547 | } | |
548 | break; | |
549 | case sizeof(uint64_t): | |
550 | *(uint64_t *)p->data = val; | |
551 | return 1; | |
552 | } | |
553 | } else if (p->data_type == OSSL_PARAM_INTEGER) { | |
4e7991b4 | 554 | p->return_size = sizeof(int64_t); /* Expected size */ |
8f3b8fd6 RL |
555 | if (p->data == NULL) |
556 | return 1; | |
9830e7ea P |
557 | switch (p->data_size) { |
558 | case sizeof(int32_t): | |
559 | if (val <= INT32_MAX) { | |
4e7991b4 | 560 | p->return_size = sizeof(int32_t); |
9830e7ea P |
561 | *(int32_t *)p->data = (int32_t)val; |
562 | return 1; | |
563 | } | |
564 | break; | |
565 | case sizeof(int64_t): | |
566 | if (val <= INT64_MAX) { | |
567 | *(int64_t *)p->data = (int64_t)val; | |
568 | return 1; | |
569 | } | |
570 | break; | |
571 | } | |
572 | } else if (p->data_type == OSSL_PARAM_REAL) { | |
4e7991b4 | 573 | p->return_size = sizeof(double); |
9830e7ea P |
574 | switch (p->data_size) { |
575 | case sizeof(double): | |
576 | if ((val >> 53) == 0) { /* 53 significant bits in the mantissa */ | |
577 | *(double *)p->data = (double)val; | |
578 | return 1; | |
579 | } | |
580 | break; | |
581 | } | |
7ffbd7ca P |
582 | } |
583 | return 0; | |
584 | } | |
585 | ||
4e7991b4 P |
586 | OSSL_PARAM OSSL_PARAM_construct_uint64(const char *key, uint64_t *buf) |
587 | { | |
7ffbd7ca | 588 | return ossl_param_construct(key, OSSL_PARAM_UNSIGNED_INTEGER, buf, |
4e7991b4 | 589 | sizeof(uint64_t)); |
7ffbd7ca P |
590 | } |
591 | ||
592 | int OSSL_PARAM_get_size_t(const OSSL_PARAM *p, size_t *val) | |
593 | { | |
863360fb | 594 | switch (sizeof(size_t)) { |
7ffbd7ca | 595 | case sizeof(uint32_t): |
863360fb | 596 | return OSSL_PARAM_get_uint32(p, (uint32_t *)val); |
7ffbd7ca | 597 | case sizeof(uint64_t): |
863360fb | 598 | return OSSL_PARAM_get_uint64(p, (uint64_t *)val); |
7ffbd7ca P |
599 | } |
600 | return 0; | |
601 | } | |
602 | ||
4e7991b4 | 603 | int OSSL_PARAM_set_size_t(OSSL_PARAM *p, size_t val) |
7ffbd7ca | 604 | { |
863360fb | 605 | switch (sizeof(size_t)) { |
7ffbd7ca | 606 | case sizeof(uint32_t): |
863360fb | 607 | return OSSL_PARAM_set_uint32(p, (uint32_t)val); |
7ffbd7ca | 608 | case sizeof(uint64_t): |
863360fb | 609 | return OSSL_PARAM_set_uint64(p, (uint64_t)val); |
7ffbd7ca P |
610 | } |
611 | return 0; | |
612 | } | |
613 | ||
4e7991b4 | 614 | OSSL_PARAM OSSL_PARAM_construct_size_t(const char *key, size_t *buf) |
7ffbd7ca P |
615 | { |
616 | return ossl_param_construct(key, OSSL_PARAM_UNSIGNED_INTEGER, buf, | |
4e7991b4 P |
617 | sizeof(size_t)); |
618 | } | |
7ffbd7ca P |
619 | |
620 | int OSSL_PARAM_get_BN(const OSSL_PARAM *p, BIGNUM **val) | |
621 | { | |
622 | BIGNUM *b; | |
623 | ||
624 | if (val == NULL | |
625 | || p == NULL | |
626 | || p->data_type != OSSL_PARAM_UNSIGNED_INTEGER) | |
627 | return 0; | |
628 | ||
629 | b = BN_native2bn(p->data, (int)p->data_size, *val); | |
630 | if (b != NULL) { | |
631 | *val = b; | |
632 | return 1; | |
633 | } | |
634 | return 0; | |
635 | } | |
636 | ||
4e7991b4 | 637 | int OSSL_PARAM_set_BN(OSSL_PARAM *p, const BIGNUM *val) |
7ffbd7ca P |
638 | { |
639 | size_t bytes; | |
640 | ||
641 | if (p == NULL) | |
642 | return 0; | |
4e7991b4 | 643 | p->return_size = 0; |
7ffbd7ca P |
644 | if (val == NULL || p->data_type != OSSL_PARAM_UNSIGNED_INTEGER) |
645 | return 0; | |
646 | ||
6ce84e64 P |
647 | /* For the moment, only positive values are permitted */ |
648 | if (BN_is_negative(val)) | |
649 | return 0; | |
650 | ||
7ffbd7ca | 651 | bytes = (size_t)BN_num_bytes(val); |
4e7991b4 | 652 | p->return_size = bytes; |
8f3b8fd6 RL |
653 | if (p->data == NULL) |
654 | return 1; | |
0f73e719 RL |
655 | if (p->data_size >= bytes) { |
656 | p->return_size = p->data_size; | |
657 | return BN_bn2nativepad(val, p->data, p->data_size) >= 0; | |
658 | } | |
659 | return 0; | |
7ffbd7ca P |
660 | } |
661 | ||
662 | OSSL_PARAM OSSL_PARAM_construct_BN(const char *key, unsigned char *buf, | |
4e7991b4 | 663 | size_t bsize) |
7ffbd7ca P |
664 | { |
665 | return ossl_param_construct(key, OSSL_PARAM_UNSIGNED_INTEGER, | |
4e7991b4 | 666 | buf, bsize); |
7ffbd7ca P |
667 | } |
668 | ||
669 | int OSSL_PARAM_get_double(const OSSL_PARAM *p, double *val) | |
670 | { | |
9830e7ea P |
671 | int64_t i64; |
672 | uint64_t u64; | |
673 | ||
674 | if (val == NULL || p == NULL) | |
7ffbd7ca P |
675 | return 0; |
676 | ||
9830e7ea P |
677 | if (p->data_type == OSSL_PARAM_REAL) { |
678 | switch (p->data_size) { | |
679 | case sizeof(double): | |
680 | *val = *(const double *)p->data; | |
681 | return 1; | |
682 | } | |
683 | } else if (p->data_type == OSSL_PARAM_UNSIGNED_INTEGER) { | |
684 | switch (p->data_size) { | |
685 | case sizeof(uint32_t): | |
686 | *val = *(const uint32_t *)p->data; | |
687 | return 1; | |
688 | case sizeof(uint64_t): | |
689 | u64 = *(const uint64_t *)p->data; | |
690 | if ((u64 >> 53) == 0) { /* 53 significant bits in the mantissa */ | |
691 | *val = (double)u64; | |
692 | return 1; | |
693 | } | |
694 | break; | |
695 | } | |
696 | } else if (p->data_type == OSSL_PARAM_INTEGER) { | |
697 | switch (p->data_size) { | |
698 | case sizeof(int32_t): | |
699 | *val = *(const int32_t *)p->data; | |
700 | return 1; | |
701 | case sizeof(int64_t): | |
702 | i64 = *(const int64_t *)p->data; | |
703 | u64 = i64 < 0 ? -i64 : i64; | |
704 | if ((u64 >> 53) == 0) { /* 53 significant bits in the mantissa */ | |
705 | *val = 0.0 + i64; | |
706 | return 1; | |
707 | } | |
708 | break; | |
709 | } | |
7ffbd7ca P |
710 | } |
711 | return 0; | |
712 | } | |
713 | ||
4e7991b4 | 714 | int OSSL_PARAM_set_double(OSSL_PARAM *p, double val) |
7ffbd7ca P |
715 | { |
716 | if (p == NULL) | |
717 | return 0; | |
4e7991b4 | 718 | p->return_size = 0; |
7ffbd7ca | 719 | |
9830e7ea | 720 | if (p->data_type == OSSL_PARAM_REAL) { |
4e7991b4 | 721 | p->return_size = sizeof(double); |
8f3b8fd6 RL |
722 | if (p->data == NULL) |
723 | return 1; | |
9830e7ea P |
724 | switch (p->data_size) { |
725 | case sizeof(double): | |
726 | *(double *)p->data = val; | |
727 | return 1; | |
728 | } | |
729 | } else if (p->data_type == OSSL_PARAM_UNSIGNED_INTEGER | |
c04a9916 | 730 | && val == (ossl_uintmax_t)val) { |
4e7991b4 | 731 | p->return_size = sizeof(double); |
8f3b8fd6 RL |
732 | if (p->data == NULL) |
733 | return 1; | |
9830e7ea P |
734 | switch (p->data_size) { |
735 | case sizeof(uint32_t): | |
736 | if (val >= 0 && val <= UINT32_MAX) { | |
4e7991b4 | 737 | p->return_size = sizeof(uint32_t); |
9830e7ea P |
738 | *(uint32_t *)p->data = (uint32_t)val; |
739 | return 1; | |
740 | } | |
741 | break; | |
742 | case sizeof(uint64_t): | |
743 | if (val >= 0 && val <= UINT64_MAX) { | |
4e7991b4 | 744 | p->return_size = sizeof(uint64_t); |
9830e7ea P |
745 | *(uint64_t *)p->data = (uint64_t)val; |
746 | return 1; | |
747 | } | |
748 | break; } | |
c04a9916 | 749 | } else if (p->data_type == OSSL_PARAM_INTEGER && val == (ossl_intmax_t)val) { |
4e7991b4 | 750 | p->return_size = sizeof(double); |
8f3b8fd6 RL |
751 | if (p->data == NULL) |
752 | return 1; | |
9830e7ea P |
753 | switch (p->data_size) { |
754 | case sizeof(int32_t): | |
755 | if (val >= INT32_MIN && val <= INT32_MAX) { | |
4e7991b4 | 756 | p->return_size = sizeof(int32_t); |
9830e7ea P |
757 | *(int32_t *)p->data = (int32_t)val; |
758 | return 1; | |
759 | } | |
760 | break; | |
761 | case sizeof(int64_t): | |
762 | if (val >= INT64_MIN && val <= INT64_MAX) { | |
4e7991b4 | 763 | p->return_size = sizeof(int64_t); |
9830e7ea P |
764 | *(int64_t *)p->data = (int64_t)val; |
765 | return 1; | |
766 | } | |
767 | break; | |
768 | } | |
7ffbd7ca P |
769 | } |
770 | return 0; | |
771 | } | |
772 | ||
4e7991b4 | 773 | OSSL_PARAM OSSL_PARAM_construct_double(const char *key, double *buf) |
7ffbd7ca | 774 | { |
4e7991b4 | 775 | return ossl_param_construct(key, OSSL_PARAM_REAL, buf, sizeof(double)); |
7ffbd7ca P |
776 | } |
777 | ||
778 | static int get_string_internal(const OSSL_PARAM *p, void **val, size_t max_len, | |
779 | size_t *used_len, unsigned int type) | |
780 | { | |
781 | size_t sz; | |
782 | ||
783 | if (val == NULL || p == NULL || p->data_type != type) | |
784 | return 0; | |
785 | ||
786 | sz = p->data_size; | |
787 | ||
788 | if (used_len != NULL) | |
789 | *used_len = sz; | |
790 | ||
46ef075a MC |
791 | if (sz == 0) |
792 | return 1; | |
86f32187 P |
793 | if (p->data == NULL) |
794 | return 0; | |
46ef075a | 795 | |
7ffbd7ca P |
796 | if (*val == NULL) { |
797 | char *const q = OPENSSL_malloc(sz); | |
798 | ||
799 | if (q == NULL) | |
800 | return 0; | |
801 | *val = q; | |
802 | memcpy(q, p->data, sz); | |
803 | return 1; | |
804 | } | |
805 | if (max_len < sz) | |
806 | return 0; | |
807 | memcpy(*val, p->data, sz); | |
808 | return 1; | |
809 | } | |
810 | ||
811 | int OSSL_PARAM_get_utf8_string(const OSSL_PARAM *p, char **val, size_t max_len) | |
812 | { | |
813 | return get_string_internal(p, (void **)val, max_len, NULL, | |
814 | OSSL_PARAM_UTF8_STRING); | |
815 | } | |
816 | ||
817 | int OSSL_PARAM_get_octet_string(const OSSL_PARAM *p, void **val, size_t max_len, | |
818 | size_t *used_len) | |
819 | { | |
820 | return get_string_internal(p, val, max_len, used_len, | |
821 | OSSL_PARAM_OCTET_STRING); | |
822 | } | |
823 | ||
4e7991b4 | 824 | static int set_string_internal(OSSL_PARAM *p, const void *val, size_t len, |
7ffbd7ca P |
825 | unsigned int type) |
826 | { | |
4e7991b4 | 827 | p->return_size = len; |
8f3b8fd6 RL |
828 | if (p->data == NULL) |
829 | return 1; | |
7ffbd7ca P |
830 | if (p->data_type != type || p->data_size < len) |
831 | return 0; | |
832 | ||
833 | memcpy(p->data, val, len); | |
834 | return 1; | |
835 | } | |
836 | ||
4e7991b4 | 837 | int OSSL_PARAM_set_utf8_string(OSSL_PARAM *p, const char *val) |
7ffbd7ca P |
838 | { |
839 | if (p == NULL) | |
840 | return 0; | |
841 | ||
4e7991b4 | 842 | p->return_size = 0; |
7ffbd7ca P |
843 | if (val == NULL) |
844 | return 0; | |
845 | return set_string_internal(p, val, strlen(val) + 1, OSSL_PARAM_UTF8_STRING); | |
846 | } | |
847 | ||
4e7991b4 | 848 | int OSSL_PARAM_set_octet_string(OSSL_PARAM *p, const void *val, |
7ffbd7ca P |
849 | size_t len) |
850 | { | |
851 | if (p == NULL) | |
852 | return 0; | |
853 | ||
4e7991b4 | 854 | p->return_size = 0; |
7ffbd7ca P |
855 | if (val == NULL) |
856 | return 0; | |
857 | return set_string_internal(p, val, len, OSSL_PARAM_OCTET_STRING); | |
858 | } | |
859 | ||
860 | OSSL_PARAM OSSL_PARAM_construct_utf8_string(const char *key, char *buf, | |
4e7991b4 | 861 | size_t bsize) |
7ffbd7ca | 862 | { |
7f588d20 P |
863 | if (buf != NULL && bsize == 0) |
864 | bsize = strlen(buf) + 1; | |
4e7991b4 | 865 | return ossl_param_construct(key, OSSL_PARAM_UTF8_STRING, buf, bsize); |
7ffbd7ca P |
866 | } |
867 | ||
868 | OSSL_PARAM OSSL_PARAM_construct_octet_string(const char *key, void *buf, | |
4e7991b4 | 869 | size_t bsize) |
7ffbd7ca | 870 | { |
4e7991b4 | 871 | return ossl_param_construct(key, OSSL_PARAM_OCTET_STRING, buf, bsize); |
7ffbd7ca P |
872 | } |
873 | ||
874 | static int get_ptr_internal(const OSSL_PARAM *p, const void **val, | |
875 | size_t *used_len, unsigned int type) | |
876 | { | |
877 | if (val == NULL || p == NULL || p->data_type != type) | |
878 | return 0; | |
879 | if (used_len != NULL) | |
880 | *used_len = p->data_size; | |
881 | *val = *(const void **)p->data; | |
882 | return 1; | |
883 | } | |
884 | ||
885 | int OSSL_PARAM_get_utf8_ptr(const OSSL_PARAM *p, const char **val) | |
886 | { | |
887 | return get_ptr_internal(p, (const void **)val, NULL, OSSL_PARAM_UTF8_PTR); | |
888 | } | |
889 | ||
890 | int OSSL_PARAM_get_octet_ptr(const OSSL_PARAM *p, const void **val, | |
891 | size_t *used_len) | |
892 | { | |
893 | return get_ptr_internal(p, val, used_len, OSSL_PARAM_OCTET_PTR); | |
894 | } | |
895 | ||
4e7991b4 | 896 | static int set_ptr_internal(OSSL_PARAM *p, const void *val, |
7ffbd7ca P |
897 | unsigned int type, size_t len) |
898 | { | |
4e7991b4 | 899 | p->return_size = len; |
7ffbd7ca P |
900 | if (p->data_type != type) |
901 | return 0; | |
8f3b8fd6 RL |
902 | if (p->data != NULL) |
903 | *(const void **)p->data = val; | |
7ffbd7ca P |
904 | return 1; |
905 | } | |
906 | ||
4e7991b4 | 907 | int OSSL_PARAM_set_utf8_ptr(OSSL_PARAM *p, const char *val) |
7ffbd7ca P |
908 | { |
909 | if (p == NULL) | |
910 | return 0; | |
4e7991b4 | 911 | p->return_size = 0; |
b3f3ba70 MC |
912 | return set_ptr_internal(p, val, OSSL_PARAM_UTF8_PTR, |
913 | val == NULL ? 0 : strlen(val) + 1); | |
7ffbd7ca P |
914 | } |
915 | ||
4e7991b4 | 916 | int OSSL_PARAM_set_octet_ptr(OSSL_PARAM *p, const void *val, |
7ffbd7ca P |
917 | size_t used_len) |
918 | { | |
919 | if (p == NULL) | |
920 | return 0; | |
4e7991b4 | 921 | p->return_size = 0; |
7ffbd7ca P |
922 | return set_ptr_internal(p, val, OSSL_PARAM_OCTET_PTR, used_len); |
923 | } | |
924 | ||
925 | OSSL_PARAM OSSL_PARAM_construct_utf8_ptr(const char *key, char **buf, | |
4e7991b4 | 926 | size_t bsize) |
7ffbd7ca | 927 | { |
4e7991b4 | 928 | return ossl_param_construct(key, OSSL_PARAM_UTF8_PTR, buf, bsize); |
7ffbd7ca P |
929 | } |
930 | ||
931 | OSSL_PARAM OSSL_PARAM_construct_octet_ptr(const char *key, void **buf, | |
4e7991b4 | 932 | size_t bsize) |
7ffbd7ca | 933 | { |
4e7991b4 | 934 | return ossl_param_construct(key, OSSL_PARAM_OCTET_PTR, buf, bsize); |
7ffbd7ca | 935 | } |
195852fe RL |
936 | |
937 | OSSL_PARAM OSSL_PARAM_construct_end(void) | |
938 | { | |
939 | OSSL_PARAM end = OSSL_PARAM_END; | |
940 | ||
941 | return end; | |
942 | } |