1 /*
2 * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 * https://www.openssl.org/source/license.html
8 * or in the file LICENSE in the source distribution.
9 */
10
11 /*
12 * This program tests the use of OSSL_PARAM, currently in raw form.
13 */
14
15 #include <string.h>
16 #include <openssl/bn.h>
17 #include <openssl/core.h>
18 #include <openssl/params.h>
19 #include "internal/numbers.h"
20 #include "internal/nelem.h"
21 #include "testutil.h"
22
23 /*-
24 * PROVIDER SECTION
25 * ================
26 *
27 * Even though it's not necessarily ONLY providers doing this part,
28 * they are naturally going to be the most common users of
29 * set_params and get_params functions.
30 */
31
32 /*
33 * In real use cases, setters and getters would take an object with
34 * which the parameters are associated. This structure is a cheap
35 * simulation.
36 */
37 struct object_st {
38 /*
39 * Documented as a native integer, of the size given by sizeof(int).
40 * Assumed data type OSSL_PARAM_INTEGER
41 */
42 int p1;
43 /*
44 * Documented as a native double, of the size given by sizeof(double).
45 * Assumed data type OSSL_PARAM_REAL
46 */
47 double p2;
48 /*
49 * Documented as an arbitrarly large unsigned integer.
50 * The data size must be large enough to accommodate.
51 * Assumed data type OSSL_PARAM_UNSIGNED_INTEGER
52 */
53 BIGNUM *p3;
54 /*
55 * Documented as a C string.
56 * The data size must be large enough to accommodate.
57 * Assumed data type OSSL_PARAM_UTF8_STRING
58 */
59 char *p4;
60 size_t p4_l;
61 /*
62 * Documented as a C string.
63 * Assumed data type OSSL_PARAM_UTF8_STRING
64 */
65 char p5[256];
66 size_t p5_l;
67 /*
68 * Documented as a pointer to a constant C string.
69 * Assumed data type OSSL_PARAM_UTF8_PTR
70 */
71 const char *p6;
72 size_t p6_l;
73 };
74
75 #define p1_init 42 /* The ultimate answer */
76 #define p2_init 6.283 /* Magic number */
77 /* Stolen from evp_data, BLAKE2s256 test */
78 #define p3_init \
79 "4142434445464748494a4b4c4d4e4f50" \
80 "5152535455565758595a616263646566" \
81 "6768696a6b6c6d6e6f70717273747576" \
82 "7778797a30313233343536373839"
83 #define p4_init "BLAKE2s256" /* Random string */
84 #define p5_init "Hellow World" /* Random string */
85 #define p6_init OPENSSL_FULL_VERSION_STR /* Static string */
86
cleanup_object(void * vobj)87 static void cleanup_object(void *vobj)
88 {
89 struct object_st *obj = vobj;
90
91 BN_free(obj->p3);
92 obj->p3 = NULL;
93 OPENSSL_free(obj->p4);
94 obj->p4 = NULL;
95 OPENSSL_free(obj);
96 }
97
init_object(void)98 static void *init_object(void)
99 {
100 struct object_st *obj;
101
102 if (!TEST_ptr(obj = OPENSSL_zalloc(sizeof(*obj))))
103 return NULL;
104
105 obj->p1 = p1_init;
106 obj->p2 = p2_init;
107 if (!TEST_true(BN_hex2bn(&obj->p3, p3_init)))
108 goto fail;
109 if (!TEST_ptr(obj->p4 = OPENSSL_strdup(p4_init)))
110 goto fail;
111 strcpy(obj->p5, p5_init);
112 obj->p6 = p6_init;
113
114 return obj;
115 fail:
116 cleanup_object(obj);
117 obj = NULL;
118
119 return NULL;
120 }
121
122 /*
123 * RAW provider, which handles the parameters in a very raw manner,
124 * with no fancy API and very minimal checking. The application that
125 * calls these to set or request parameters MUST get its OSSL_PARAM
126 * array right.
127 */
128
raw_set_params(void * vobj,const OSSL_PARAM * params)129 static int raw_set_params(void *vobj, const OSSL_PARAM *params)
130 {
131 struct object_st *obj = vobj;
132
133 for (; params->key != NULL; params++)
134 if (strcmp(params->key, "p1") == 0) {
135 obj->p1 = *(int *)params->data;
136 } else if (strcmp(params->key, "p2") == 0) {
137 obj->p2 = *(double *)params->data;
138 } else if (strcmp(params->key, "p3") == 0) {
139 BN_free(obj->p3);
140 if (!TEST_ptr(obj->p3 = BN_native2bn(params->data,
141 params->data_size, NULL)))
142 return 0;
143 } else if (strcmp(params->key, "p4") == 0) {
144 OPENSSL_free(obj->p4);
145 if (!TEST_ptr(obj->p4 = OPENSSL_strndup(params->data,
146 params->data_size)))
147 return 0;
148 obj->p4_l = strlen(obj->p4);
149 } else if (strcmp(params->key, "p5") == 0) {
150 /*
151 * Protect obj->p5 against too much data. This should not
152 * happen, we don't use that long strings.
153 */
154 size_t data_length =
155 OPENSSL_strnlen(params->data, params->data_size);
156
157 if (!TEST_size_t_lt(data_length, sizeof(obj->p5)))
158 return 0;
159 strncpy(obj->p5, params->data, data_length);
160 obj->p5[data_length] = '\0';
161 obj->p5_l = strlen(obj->p5);
162 } else if (strcmp(params->key, "p6") == 0) {
163 obj->p6 = *(const char **)params->data;
164 obj->p6_l = params->data_size;
165 }
166
167 return 1;
168 }
169
raw_get_params(void * vobj,OSSL_PARAM * params)170 static int raw_get_params(void *vobj, OSSL_PARAM *params)
171 {
172 struct object_st *obj = vobj;
173
174 for (; params->key != NULL; params++)
175 if (strcmp(params->key, "p1") == 0) {
176 params->return_size = sizeof(obj->p1);
177 *(int *)params->data = obj->p1;
178 } else if (strcmp(params->key, "p2") == 0) {
179 params->return_size = sizeof(obj->p2);
180 *(double *)params->data = obj->p2;
181 } else if (strcmp(params->key, "p3") == 0) {
182 params->return_size = BN_num_bytes(obj->p3);
183 if (!TEST_size_t_ge(params->data_size, params->return_size))
184 return 0;
185 BN_bn2nativepad(obj->p3, params->data, params->return_size);
186 } else if (strcmp(params->key, "p4") == 0) {
187 params->return_size = strlen(obj->p4);
188 if (!TEST_size_t_gt(params->data_size, params->return_size))
189 return 0;
190 strcpy(params->data, obj->p4);
191 } else if (strcmp(params->key, "p5") == 0) {
192 params->return_size = strlen(obj->p5);
193 if (!TEST_size_t_gt(params->data_size, params->return_size))
194 return 0;
195 strcpy(params->data, obj->p5);
196 } else if (strcmp(params->key, "p6") == 0) {
197 params->return_size = strlen(obj->p6);
198 *(const char **)params->data = obj->p6;
199 }
200
201 return 1;
202 }
203
204 /*
205 * API provider, which handles the parameters using the API from params.h
206 */
207
api_set_params(void * vobj,const OSSL_PARAM * params)208 static int api_set_params(void *vobj, const OSSL_PARAM *params)
209 {
210 struct object_st *obj = vobj;
211 const OSSL_PARAM *p = NULL;
212
213 if ((p = OSSL_PARAM_locate_const(params, "p1")) != NULL
214 && !TEST_true(OSSL_PARAM_get_int(p, &obj->p1)))
215 return 0;
216 if ((p = OSSL_PARAM_locate_const(params, "p2")) != NULL
217 && !TEST_true(OSSL_PARAM_get_double(p, &obj->p2)))
218 return 0;
219 if ((p = OSSL_PARAM_locate_const(params, "p3")) != NULL
220 && !TEST_true(OSSL_PARAM_get_BN(p, &obj->p3)))
221 return 0;
222 if ((p = OSSL_PARAM_locate_const(params, "p4")) != NULL) {
223 OPENSSL_free(obj->p4);
224 obj->p4 = NULL;
225 /* If the value pointer is NULL, we get it automatically allocated */
226 if (!TEST_true(OSSL_PARAM_get_utf8_string(p, &obj->p4, 0)))
227 return 0;
228 }
229 if ((p = OSSL_PARAM_locate_const(params, "p5")) != NULL) {
230 char *p5_ptr = obj->p5;
231 if (!TEST_true(OSSL_PARAM_get_utf8_string(p, &p5_ptr, sizeof(obj->p5))))
232 return 0;
233 obj->p5_l = strlen(obj->p5);
234 }
235 if ((p = OSSL_PARAM_locate_const(params, "p6")) != NULL) {
236 if (!TEST_true(OSSL_PARAM_get_utf8_ptr(p, &obj->p6)))
237 return 0;
238 obj->p6_l = strlen(obj->p6);
239 }
240
241 return 1;
242 }
243
api_get_params(void * vobj,OSSL_PARAM * params)244 static int api_get_params(void *vobj, OSSL_PARAM *params)
245 {
246 struct object_st *obj = vobj;
247 OSSL_PARAM *p = NULL;
248
249 if ((p = OSSL_PARAM_locate(params, "p1")) != NULL
250 && !TEST_true(OSSL_PARAM_set_int(p, obj->p1)))
251 return 0;
252 if ((p = OSSL_PARAM_locate(params, "p2")) != NULL
253 && !TEST_true(OSSL_PARAM_set_double(p, obj->p2)))
254 return 0;
255 if ((p = OSSL_PARAM_locate(params, "p3")) != NULL
256 && !TEST_true(OSSL_PARAM_set_BN(p, obj->p3)))
257 return 0;
258 if ((p = OSSL_PARAM_locate(params, "p4")) != NULL
259 && !TEST_true(OSSL_PARAM_set_utf8_string(p, obj->p4)))
260 return 0;
261 if ((p = OSSL_PARAM_locate(params, "p5")) != NULL
262 && !TEST_true(OSSL_PARAM_set_utf8_string(p, obj->p5)))
263 return 0;
264 if ((p = OSSL_PARAM_locate(params, "p6")) != NULL
265 && !TEST_true(OSSL_PARAM_set_utf8_ptr(p, obj->p6)))
266 return 0;
267
268 return 1;
269 }
270
271 /*
272 * This structure only simulates a provider dispatch, the real deal is
273 * a bit more code that's not necessary in these tests.
274 */
275 struct provider_dispatch_st {
276 int (*set_params)(void *obj, const OSSL_PARAM *params);
277 int (*get_params)(void *obj, OSSL_PARAM *params);
278 };
279
280 /* "raw" provider */
281 static const struct provider_dispatch_st provider_raw = {
282 raw_set_params, raw_get_params
283 };
284
285 /* "api" provider */
286 static const struct provider_dispatch_st provider_api = {
287 api_set_params, api_get_params
288 };
289
290 /*-
291 * APPLICATION SECTION
292 * ===================
293 */
294
295 /* In all our tests, these are variables that get manipulated as parameters
296 *
297 * These arrays consistently do nothing with the "p2" parameter, and
298 * always include a "foo" parameter. This is to check that the
299 * set_params and get_params calls ignore the lack of parameters that
300 * the application isn't interested in, as well as ignore parameters
301 * they don't understand (the application may have one big bag of
302 * parameters).
303 */
304 static int app_p1; /* "p1" */
305 static double app_p2; /* "p2" is ignored */
306 static BIGNUM *app_p3 = NULL; /* "p3" */
307 static unsigned char bignumbin[4096]; /* "p3" */
308 static char app_p4[256]; /* "p4" */
309 static char app_p5[256]; /* "p5" */
310 static const char *app_p6 = NULL; /* "p6" */
311 static unsigned char foo[1]; /* "foo" */
312
313 #define app_p1_init 17 /* A random number */
314 #define app_p2_init 47.11 /* Another random number */
315 #define app_p3_init "deadbeef" /* Classic */
316 #define app_p4_init "Hello"
317 #define app_p5_init "World"
318 #define app_p6_init "Cookie"
319 #define app_foo_init 'z'
320
cleanup_app_variables(void)321 static int cleanup_app_variables(void)
322 {
323 BN_free(app_p3);
324 app_p3 = NULL;
325 return 1;
326 }
327
init_app_variables(void)328 static int init_app_variables(void)
329 {
330 int l = 0;
331
332 cleanup_app_variables();
333
334 app_p1 = app_p1_init;
335 app_p2 = app_p2_init;
336 if (!BN_hex2bn(&app_p3, app_p3_init)
337 || (l = BN_bn2nativepad(app_p3, bignumbin, sizeof(bignumbin))) < 0)
338 return 0;
339 strcpy(app_p4, app_p4_init);
340 strcpy(app_p5, app_p5_init);
341 app_p6 = app_p6_init;
342 foo[0] = app_foo_init;
343
344 return 1;
345 }
346
347 /*
348 * Here, we define test OSSL_PARAM arrays
349 */
350
351 /* An array of OSSL_PARAM, specific in the most raw manner possible */
352 static OSSL_PARAM static_raw_params[] = {
353 { "p1", OSSL_PARAM_INTEGER, &app_p1, sizeof(app_p1), 0 },
354 { "p3", OSSL_PARAM_UNSIGNED_INTEGER, &bignumbin, sizeof(bignumbin), 0 },
355 { "p4", OSSL_PARAM_UTF8_STRING, &app_p4, sizeof(app_p4), 0 },
356 { "p5", OSSL_PARAM_UTF8_STRING, &app_p5, sizeof(app_p5), 0 },
357 /* sizeof(app_p6_init) - 1, because we know that's what we're using */
358 { "p6", OSSL_PARAM_UTF8_PTR, &app_p6, sizeof(app_p6_init) - 1, 0 },
359 { "foo", OSSL_PARAM_OCTET_STRING, &foo, sizeof(foo), 0 },
360 { NULL, 0, NULL, 0, 0 }
361 };
362
363 /* The same array of OSSL_PARAM, specified with the macros from params.h */
364 static OSSL_PARAM static_api_params[] = {
365 OSSL_PARAM_int("p1", &app_p1),
366 OSSL_PARAM_BN("p3", &bignumbin, sizeof(bignumbin)),
367 OSSL_PARAM_DEFN("p4", OSSL_PARAM_UTF8_STRING, &app_p4, sizeof(app_p4)),
368 OSSL_PARAM_DEFN("p5", OSSL_PARAM_UTF8_STRING, &app_p5, sizeof(app_p5)),
369 /* sizeof(app_p6_init), because we know that's what we're using */
370 OSSL_PARAM_DEFN("p6", OSSL_PARAM_UTF8_PTR, &app_p6,
371 sizeof(app_p6_init) - 1),
372 OSSL_PARAM_DEFN("foo", OSSL_PARAM_OCTET_STRING, &foo, sizeof(foo)),
373 OSSL_PARAM_END
374 };
375
376 /*
377 * The same array again, but constructed at run-time
378 * This exercises the OSSL_PARAM constructor functions
379 */
construct_api_params(void)380 static OSSL_PARAM *construct_api_params(void)
381 {
382 size_t n = 0;
383 static OSSL_PARAM params[10];
384
385 params[n++] = OSSL_PARAM_construct_int("p1", &app_p1);
386 params[n++] = OSSL_PARAM_construct_BN("p3", bignumbin, sizeof(bignumbin));
387 params[n++] = OSSL_PARAM_construct_utf8_string("p4", app_p4,
388 sizeof(app_p4));
389 params[n++] = OSSL_PARAM_construct_utf8_string("p5", app_p5,
390 sizeof(app_p5));
391 /* sizeof(app_p6_init), because we know that's what we're using */
392 params[n++] = OSSL_PARAM_construct_utf8_ptr("p6", (char **)&app_p6,
393 sizeof(app_p6_init));
394 params[n++] = OSSL_PARAM_construct_octet_string("foo", &foo, sizeof(foo));
395 params[n++] = OSSL_PARAM_construct_end();
396
397 return params;
398 }
399
400 struct param_owner_st {
401 OSSL_PARAM *static_params;
402 OSSL_PARAM *(*constructed_params)(void);
403 };
404
405 static const struct param_owner_st raw_params = {
406 static_raw_params, NULL
407 };
408
409 static const struct param_owner_st api_params = {
410 static_api_params, construct_api_params
411 };
412
413 /*-
414 * TESTING
415 * =======
416 */
417
418 /*
419 * Test cases to combine parameters with "provider side" functions
420 */
421 static struct {
422 const struct provider_dispatch_st *prov;
423 const struct param_owner_st *app;
424 const char *desc;
425 } test_cases[] = {
426 /* Tests within specific methods */
427 { &provider_raw, &raw_params, "raw provider vs raw params" },
428 { &provider_api, &api_params, "api provider vs api params" },
429
430 /* Mixed methods */
431 { &provider_raw, &api_params, "raw provider vs api params" },
432 { &provider_api, &raw_params, "api provider vs raw params" },
433 };
434
435 /* Generic tester of combinations of "providers" and params */
test_case_variant(OSSL_PARAM * params,const struct provider_dispatch_st * prov)436 static int test_case_variant(OSSL_PARAM *params, const struct provider_dispatch_st *prov)
437 {
438 BIGNUM *verify_p3 = NULL;
439 void *obj = NULL;
440 int errcnt = 0;
441 OSSL_PARAM *p;
442
443 /*
444 * Initialize
445 */
446 if (!TEST_ptr(obj = init_object())
447 || !TEST_true(BN_hex2bn(&verify_p3, p3_init))) {
448 errcnt++;
449 goto fin;
450 }
451
452 /*
453 * Get parameters a first time, just to see that getting works and
454 * gets us the values we expect.
455 */
456 init_app_variables();
457
458 if (!TEST_true(prov->get_params(obj, params))
459 || !TEST_int_eq(app_p1, p1_init) /* "provider" value */
460 || !TEST_double_eq(app_p2, app_p2_init) /* Should remain untouched */
461 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p3"))
462 || !TEST_ptr(BN_native2bn(bignumbin, p->return_size, app_p3))
463 || !TEST_BN_eq(app_p3, verify_p3) /* "provider" value */
464 || !TEST_str_eq(app_p4, p4_init) /* "provider" value */
465 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p5"))
466 || !TEST_size_t_eq(p->return_size,
467 sizeof(p5_init) - 1) /* "provider" value */
468 || !TEST_str_eq(app_p5, p5_init) /* "provider" value */
469 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p6"))
470 || !TEST_size_t_eq(p->return_size,
471 sizeof(p6_init) - 1) /* "provider" value */
472 || !TEST_str_eq(app_p6, p6_init) /* "provider" value */
473 || !TEST_char_eq(foo[0], app_foo_init) /* Should remain untouched */
474 || !TEST_ptr(p = OSSL_PARAM_locate(params, "foo")))
475 errcnt++;
476
477 /*
478 * Set parameters, then sneak into the object itself and check
479 * that its attributes got set (or ignored) properly.
480 */
481 init_app_variables();
482
483 if (!TEST_true(prov->set_params(obj, params))) {
484 errcnt++;
485 } else {
486 struct object_st *sneakpeek = obj;
487
488 if (!TEST_int_eq(sneakpeek->p1, app_p1) /* app value set */
489 || !TEST_double_eq(sneakpeek->p2, p2_init) /* Should remain untouched */
490 || !TEST_BN_eq(sneakpeek->p3, app_p3) /* app value set */
491 || !TEST_str_eq(sneakpeek->p4, app_p4) /* app value set */
492 || !TEST_str_eq(sneakpeek->p5, app_p5) /* app value set */
493 || !TEST_str_eq(sneakpeek->p6, app_p6)) /* app value set */
494 errcnt++;
495 }
496
497 /*
498 * Get parameters again, checking that we get different values
499 * than earlier where relevant.
500 */
501 BN_free(verify_p3);
502 verify_p3 = NULL;
503
504 if (!TEST_true(BN_hex2bn(&verify_p3, app_p3_init))) {
505 errcnt++;
506 goto fin;
507 }
508
509 if (!TEST_true(prov->get_params(obj, params))
510 || !TEST_int_eq(app_p1, app_p1_init) /* app value */
511 || !TEST_double_eq(app_p2, app_p2_init) /* Should remain untouched */
512 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p3"))
513 || !TEST_ptr(BN_native2bn(bignumbin, p->return_size, app_p3))
514 || !TEST_BN_eq(app_p3, verify_p3) /* app value */
515 || !TEST_str_eq(app_p4, app_p4_init) /* app value */
516 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p5"))
517 || !TEST_size_t_eq(p->return_size,
518 sizeof(app_p5_init) - 1) /* app value */
519 || !TEST_str_eq(app_p5, app_p5_init) /* app value */
520 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p6"))
521 || !TEST_size_t_eq(p->return_size,
522 sizeof(app_p6_init) - 1) /* app value */
523 || !TEST_str_eq(app_p6, app_p6_init) /* app value */
524 || !TEST_char_eq(foo[0], app_foo_init) /* Should remain untouched */
525 || !TEST_ptr(p = OSSL_PARAM_locate(params, "foo")))
526 errcnt++;
527
528 fin:
529 BN_free(verify_p3);
530 verify_p3 = NULL;
531 cleanup_app_variables();
532 cleanup_object(obj);
533
534 return errcnt == 0;
535 }
536
test_case(int i)537 static int test_case(int i)
538 {
539 TEST_info("Case: %s", test_cases[i].desc);
540
541 return test_case_variant(test_cases[i].app->static_params,
542 test_cases[i].prov)
543 && (test_cases[i].app->constructed_params == NULL
544 || test_case_variant(test_cases[i].app->constructed_params(),
545 test_cases[i].prov));
546 }
547
548 /*-
549 * OSSL_PARAM_allocate_from_text() tests
550 * =====================================
551 */
552
553 static const OSSL_PARAM params_from_text[] = {
554 /* Fixed size buffer */
555 OSSL_PARAM_int32("int", NULL),
556 OSSL_PARAM_DEFN("short", OSSL_PARAM_INTEGER, NULL, sizeof(int16_t)),
557 OSSL_PARAM_DEFN("ushort", OSSL_PARAM_UNSIGNED_INTEGER, NULL, sizeof(uint16_t)),
558 /* Arbitrary size buffer. Make sure the result fits in a long */
559 OSSL_PARAM_DEFN("num", OSSL_PARAM_INTEGER, NULL, 0),
560 OSSL_PARAM_DEFN("unum", OSSL_PARAM_UNSIGNED_INTEGER, NULL, 0),
561 OSSL_PARAM_END,
562 };
563
564 struct int_from_text_test_st {
565 const char *argname;
566 const char *strval;
567 long int expected_intval;
568 int expected_res;
569 size_t expected_bufsize;
570 };
571
572 static struct int_from_text_test_st int_from_text_test_cases[] = {
573 { "int", "", 0, 0, 0 },
574 { "int", "0", 0, 1, 4 },
575 { "int", "101", 101, 1, 4 },
576 { "int", "-102", -102, 1, 4 },
577 { "int", "12A", 12, 1, 4 }, /* incomplete */
578 { "int", "0x12B", 0x12B, 1, 4 },
579 { "hexint", "12C", 0x12C, 1, 4 },
580 { "hexint", "0x12D", 0, 1, 4 }, /* zero */
581 /* test check of the target buffer size */
582 { "int", "0x7fffffff", INT32_MAX, 1, 4 },
583 { "int", "2147483647", INT32_MAX, 1, 4 },
584 { "int", "2147483648", 0, 0, 0 }, /* too small buffer */
585 { "int", "-2147483648", INT32_MIN, 1, 4 },
586 { "int", "-2147483649", 0, 0, 4 }, /* too small buffer */
587 { "short", "0x7fff", INT16_MAX, 1, 2 },
588 { "short", "32767", INT16_MAX, 1, 2 },
589 { "short", "32768", 0, 0, 0 }, /* too small buffer */
590 { "ushort", "0xffff", UINT16_MAX, 1, 2 },
591 { "ushort", "65535", UINT16_MAX, 1, 2 },
592 { "ushort", "65536", 0, 0, 0 }, /* too small buffer */
593 /* test check of sign extension in arbitrary size results */
594 { "num", "0", 0, 1, 1 },
595 { "num", "0", 0, 1, 1 },
596 { "num", "0xff", 0xff, 1, 2 }, /* sign extension */
597 { "num", "-0xff", -0xff, 1, 2 }, /* sign extension */
598 { "num", "0x7f", 0x7f, 1, 1 }, /* no sign extension */
599 { "num", "-0x7f", -0x7f, 1, 1 }, /* no sign extension */
600 { "num", "0x80", 0x80, 1, 2 }, /* sign extension */
601 { "num", "-0x80", -0x80, 1, 1 }, /* no sign extension */
602 { "num", "0x81", 0x81, 1, 2 }, /* sign extension */
603 { "num", "-0x81", -0x81, 1, 2 }, /* sign extension */
604 { "unum", "0xff", 0xff, 1, 1 },
605 { "unum", "-0xff", -0xff, 0, 0 }, /* invalid neg number */
606 { "unum", "0x7f", 0x7f, 1, 1 },
607 { "unum", "-0x7f", -0x7f, 0, 0 }, /* invalid neg number */
608 { "unum", "0x80", 0x80, 1, 1 },
609 { "unum", "-0x80", -0x80, 0, 0 }, /* invalid neg number */
610 { "unum", "0x81", 0x81, 1, 1 },
611 { "unum", "-0x81", -0x81, 0, 0 }, /* invalid neg number */
612 };
613
check_int_from_text(const struct int_from_text_test_st a)614 static int check_int_from_text(const struct int_from_text_test_st a)
615 {
616 OSSL_PARAM param;
617 long int val = 0;
618 int res;
619
620 if (!OSSL_PARAM_allocate_from_text(¶m, params_from_text,
621 a.argname, a.strval, 0, NULL)) {
622 if (a.expected_res)
623 TEST_error("unexpected OSSL_PARAM_allocate_from_text() return for %s \"%s\"",
624 a.argname, a.strval);
625 return !a.expected_res;
626 }
627
628 /* For data size zero, OSSL_PARAM_get_long() may crash */
629 if (param.data_size == 0) {
630 OPENSSL_free(param.data);
631 TEST_error("unexpected zero size for %s \"%s\"",
632 a.argname, a.strval);
633 return 0;
634 }
635 res = OSSL_PARAM_get_long(¶m, &val);
636 OPENSSL_free(param.data);
637
638 if (res ^ a.expected_res) {
639 TEST_error("unexpected OSSL_PARAM_get_long() return for %s \"%s\": "
640 "%d != %d", a.argname, a.strval, a.expected_res, res);
641 return 0;
642 }
643 if (val != a.expected_intval) {
644 TEST_error("unexpected result for %s \"%s\": %li != %li",
645 a.argname, a.strval, a.expected_intval, val);
646 return 0;
647 }
648 if (param.data_size != a.expected_bufsize) {
649 TEST_error("unexpected size for %s \"%s\": %d != %d",
650 a.argname, a.strval,
651 (int)a.expected_bufsize, (int)param.data_size);
652 return 0;
653 }
654
655 return a.expected_res;
656 }
657
test_allocate_from_text(int i)658 static int test_allocate_from_text(int i)
659 {
660 return check_int_from_text(int_from_text_test_cases[i]);
661 }
662
setup_tests(void)663 int setup_tests(void)
664 {
665 ADD_ALL_TESTS(test_case, OSSL_NELEM(test_cases));
666 ADD_ALL_TESTS(test_allocate_from_text, OSSL_NELEM(int_from_text_test_cases));
667 return 1;
668 }
669