2 * Copyright 2017-2021 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
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
14 #include <openssl/opensslconf.h>
15 #include <openssl/safestack.h>
16 #include <openssl/err.h>
17 #include <openssl/crypto.h>
19 #include "internal/nelem.h"
22 /* The macros below generate unused functions which error out one of the clang
23 * builds. We disable this check here.
26 #pragma clang diagnostic ignored "-Wunused-function"
39 DEFINE_SPECIAL_STACK_OF(sint, int)
40 DEFINE_SPECIAL_STACK_OF_CONST(uchar, unsigned char)
42 DEFINE_STACK_OF_CONST(SU)
44 static int int_compare(const int *const *a, const int *const *b)
53 static int test_int_stack(int reserve)
55 static int v[] = { 1, 2, -4, 16, 999, 1, -173, 1, 9 };
56 static int notpresent = -1;
57 const int n = OSSL_NELEM(v);
70 const int n_finds = OSSL_NELEM(finds);
82 const int n_exfinds = OSSL_NELEM(exfinds);
83 STACK_OF(sint) *s = sk_sint_new_null();
88 || (reserve > 0 && !TEST_true(sk_sint_reserve(s, 5 * reserve))))
91 /* Check push and num */
92 for (i = 0; i < n; i++) {
93 if (!TEST_int_eq(sk_sint_num(s), i)) {
94 TEST_info("int stack size %d", i);
97 sk_sint_push(s, v + i);
99 if (!TEST_int_eq(sk_sint_num(s), n))
102 /* check the values */
103 for (i = 0; i < n; i++)
104 if (!TEST_ptr_eq(sk_sint_value(s, i), v + i)) {
105 TEST_info("int value %d", i);
109 /* find unsorted -- the pointers are compared */
110 for (i = 0; i < n_finds; i++) {
111 int *val = (finds[i].unsorted == -1) ? ¬present
112 : v + finds[i].unsorted;
114 if (!TEST_int_eq(sk_sint_find(s, val), finds[i].unsorted)) {
115 TEST_info("int unsorted find %d", i);
120 /* find_ex unsorted */
121 for (i = 0; i < n_finds; i++) {
122 int *val = (finds[i].unsorted == -1) ? ¬present
123 : v + finds[i].unsorted;
125 if (!TEST_int_eq(sk_sint_find_ex(s, val), finds[i].unsorted)) {
126 TEST_info("int unsorted find_ex %d", i);
132 if (!TEST_false(sk_sint_is_sorted(s)))
134 (void)sk_sint_set_cmp_func(s, &int_compare);
136 if (!TEST_true(sk_sint_is_sorted(s)))
139 /* find sorted -- the value is matched so we don't need to locate it */
140 for (i = 0; i < n_finds; i++)
141 if (!TEST_int_eq(sk_sint_find(s, &finds[i].value), finds[i].sorted)) {
142 TEST_info("int sorted find %d", i);
147 for (i = 0; i < n_finds; i++)
148 if (!TEST_int_eq(sk_sint_find_ex(s, &finds[i].value), finds[i].ex)) {
149 TEST_info("int sorted find_ex present %d", i);
152 for (i = 0; i < n_exfinds; i++)
153 if (!TEST_int_eq(sk_sint_find_ex(s, &exfinds[i].value), exfinds[i].ex)) {
154 TEST_info("int sorted find_ex absent %d", i);
159 if (!TEST_ptr_eq(sk_sint_shift(s), v + 6))
168 static int uchar_compare(const unsigned char *const *a,
169 const unsigned char *const *b)
171 return **a - (signed int)**b;
174 static int test_uchar_stack(int reserve)
176 static const unsigned char v[] = { 1, 3, 7, 5, 255, 0 };
177 const int n = OSSL_NELEM(v);
178 STACK_OF(uchar) *s = sk_uchar_new(&uchar_compare), *r = NULL;
183 || (reserve > 0 && !TEST_true(sk_uchar_reserve(s, 5 * reserve))))
186 /* unshift and num */
187 for (i = 0; i < n; i++) {
188 if (!TEST_int_eq(sk_uchar_num(s), i)) {
189 TEST_info("uchar stack size %d", i);
192 sk_uchar_unshift(s, v + i);
194 if (!TEST_int_eq(sk_uchar_num(s), n))
198 r = sk_uchar_dup(NULL);
199 if (sk_uchar_num(r) != 0)
203 if (!TEST_int_eq(sk_uchar_num(r), n))
208 for (i = 0; i < n; i++)
209 if (!TEST_ptr_eq(sk_uchar_pop(s), v + i)) {
210 TEST_info("uchar pop %d", i);
214 /* free -- we rely on the debug malloc to detect leakage here */
219 if (!TEST_int_eq(sk_uchar_num(r), n))
224 if (!TEST_int_eq(sk_uchar_num(r), 0))
228 sk_uchar_insert(r, v, 0);
229 sk_uchar_insert(r, v + 2, -1);
230 sk_uchar_insert(r, v + 1, 1);
231 for (i = 0; i < 3; i++)
232 if (!TEST_ptr_eq(sk_uchar_value(r, i), v + i)) {
233 TEST_info("uchar insert %d", i);
238 if (!TEST_ptr_null(sk_uchar_delete(r, 12)))
240 if (!TEST_ptr_eq(sk_uchar_delete(r, 1), v + 1))
244 (void)sk_uchar_set(r, 1, v + 1);
245 for (i = 0; i < 2; i++)
246 if (!TEST_ptr_eq(sk_uchar_value(r, i), v + i)) {
247 TEST_info("uchar set %d", i);
258 static SS *SS_copy(const SS *p)
260 SS *q = OPENSSL_malloc(sizeof(*q));
263 memcpy(q, p, sizeof(*q));
267 static void SS_free(SS *p) {
271 static int test_SS_stack(void)
273 STACK_OF(SS) *s = sk_SS_new_null();
274 STACK_OF(SS) *r = NULL;
276 const int n = OSSL_NELEM(v);
280 /* allocate and push */
281 for (i = 0; i < n; i++) {
282 v[i] = OPENSSL_malloc(sizeof(*v[i]));
288 if (!TEST_int_eq(sk_SS_num(s), i)) {
289 TEST_info("SS stack size %d", i);
294 if (!TEST_int_eq(sk_SS_num(s), n))
298 r = sk_SS_deep_copy(NULL, &SS_copy, &SS_free);
299 if (sk_SS_num(r) != 0)
302 r = sk_SS_deep_copy(s, &SS_copy, &SS_free);
305 for (i = 0; i < n; i++) {
306 p = sk_SS_value(r, i);
307 if (!TEST_ptr_ne(p, v[i])) {
308 TEST_info("SS deepcopy non-copy %d", i);
311 if (!TEST_int_eq(p->n, v[i]->n)) {
312 TEST_info("test SS deepcopy int %d", i);
315 if (!TEST_char_eq(p->c, v[i]->c)) {
316 TEST_info("SS deepcopy char %d", i);
321 /* pop_free - we rely on the malloc debug to catch the leak */
322 sk_SS_pop_free(r, &SS_free);
326 p = sk_SS_delete_ptr(s, v[3]);
330 if (!TEST_int_eq(sk_SS_num(s), n - 1))
332 for (i = 0; i < n-1; i++)
333 if (!TEST_ptr_eq(sk_SS_value(s, i), v[i<3 ? i : 1+i])) {
334 TEST_info("SS delete ptr item %d", i);
340 sk_SS_pop_free(r, &SS_free);
341 sk_SS_pop_free(s, &SS_free);
345 static int test_SU_stack(void)
347 STACK_OF(SU) *s = sk_SU_new_null();
349 const int n = OSSL_NELEM(v);
353 /* allocate and push */
354 for (i = 0; i < n; i++) {
359 if (!TEST_int_eq(sk_SU_num(s), i)) {
360 TEST_info("SU stack size %d", i);
363 sk_SU_push(s, v + i);
365 if (!TEST_int_eq(sk_SU_num(s), n))
368 /* check the pointers are correct */
369 for (i = 0; i < n; i++)
370 if (!TEST_ptr_eq(sk_SU_value(s, i), v + i)) {
371 TEST_info("SU pointer check %d", i);
381 int setup_tests(void)
383 ADD_ALL_TESTS(test_int_stack, 4);
384 ADD_ALL_TESTS(test_uchar_stack, 4);
385 ADD_TEST(test_SS_stack);
386 ADD_TEST(test_SU_stack);