1 /* $NetBSD: t_strtoi.c,v 1.5 2024/07/24 09:26:06 kre Exp $ */ 2 3 /*- 4 * Copyright (c) 2015 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jukka Ruohonen. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * Created by Kamil Rytarowski, based on ID: 34 * NetBSD: t_strtol.c,v 1.5 2011/06/14 02:45:58 jruoho Exp 35 */ 36 37 #include <sys/cdefs.h> 38 __RCSID("$NetBSD: t_strtoi.c,v 1.5 2024/07/24 09:26:06 kre Exp $"); 39 40 #include <atf-c.h> 41 #include <errno.h> 42 #include <inttypes.h> 43 #include <stdlib.h> 44 #include <string.h> 45 #include <limits.h> 46 47 struct test { 48 const char *str; 49 intmax_t res; 50 int base; 51 const char *end; 52 intmax_t lo; 53 intmax_t hi; 54 int rstatus; 55 }; 56 57 static void check(struct test *, intmax_t, char *, int); 58 59 static void 60 check(struct test *t, intmax_t rv, char *end, int rstatus) 61 { 62 63 if (rv != t->res) 64 atf_tc_fail_nonfatal("strtoi(\"%s\", &end, %d, %jd, %jd, " 65 "&rstatus) failed (rv = %jd)", t->str, t->base, 66 t->lo, t->hi, rv); 67 68 if (rstatus != t->rstatus) { 69 char *emsg; 70 71 if (rstatus != 0) { 72 emsg = strerror(rstatus); 73 if (emsg != NULL) { 74 emsg = strdup(emsg); 75 if (emsg == NULL) { 76 atf_tc_fail("Out of Memory"); 77 return; 78 } 79 } 80 } else 81 emsg = NULL; 82 83 atf_tc_fail_nonfatal("strtoi(\"%s\", &end, %d, %jd, %jd, &rstatus)" 84 " failed (rstatus: %d %s%s%sexpected %d%s%s%s)", 85 t->str, t->base, t->lo, t->hi, rstatus, rstatus ? "('" : "", 86 emsg != NULL ? emsg : "", rstatus ? "') " : "", t->rstatus, 87 t->rstatus ? " ('" : "", t->rstatus ? strerror(t->rstatus) 88 : "", t->rstatus ? "')" : ""); 89 90 free(emsg); 91 } 92 93 if ((t->end != NULL && strcmp(t->end, end) != 0) || 94 (t->end == NULL && *end != '\0')) 95 atf_tc_fail_nonfatal("invalid end pointer ('%s') from " 96 "strtoi(\"%s\", &end, %d, %jd, %jd, &rstatus), " 97 "expected '%s'", end, t->str, t->base, t->lo, t->hi, 98 t->end != NULL ? t->end : "\\0"); 99 } 100 101 static void 102 check_errno(int e) 103 { 104 if (e != 0) 105 atf_tc_fail("strtoi(3) changed errno to %d ('%s')", 106 e, strerror(e)); 107 } 108 109 ATF_TC(strtoi_base); 110 ATF_TC_HEAD(strtoi_base, tc) 111 { 112 atf_tc_set_md_var(tc, "descr", "Test strtoi(3) with different bases"); 113 } 114 115 ATF_TC_BODY(strtoi_base, tc) 116 { 117 struct test t[] = { 118 { "123456789", 123456789, 0, NULL, 119 INTMAX_MIN, INTMAX_MAX, 0 }, 120 { "111010110111100110100010101",123456789, 2, NULL, 121 INTMAX_MIN, INTMAX_MAX, 0 }, 122 { "22121022020212200", 123456789, 3, NULL, 123 INTMAX_MIN, INTMAX_MAX, 0 }, 124 { "13112330310111", 123456789, 4, NULL, 125 INTMAX_MIN, INTMAX_MAX, 0 }, 126 { "223101104124", 123456789, 5, NULL, 127 INTMAX_MIN, INTMAX_MAX, 0 }, 128 { "20130035113", 123456789, 6, NULL, 129 INTMAX_MIN, INTMAX_MAX, 0 }, 130 { "3026236221", 123456789, 7, NULL, 131 INTMAX_MIN, INTMAX_MAX, 0 }, 132 { "726746425", 123456789, 8, NULL, 133 INTMAX_MIN, INTMAX_MAX, 0 }, 134 { "277266780", 123456789, 9, NULL, 135 INTMAX_MIN, INTMAX_MAX, 0 }, 136 { "123456789", 123456789, 10, NULL, 137 INTMAX_MIN, INTMAX_MAX, 0 }, 138 { "63762A05", 123456789, 11, NULL, 139 INTMAX_MIN, INTMAX_MAX, 0 }, 140 { "35418A99", 123456789, 12, NULL, 141 INTMAX_MIN, INTMAX_MAX, 0 }, 142 { "1C767471", 123456789, 13, NULL, 143 INTMAX_MIN, INTMAX_MAX, 0 }, 144 { "12579781", 123456789, 14, NULL, 145 INTMAX_MIN, INTMAX_MAX, 0 }, 146 { "AC89BC9", 123456789, 15, NULL, 147 INTMAX_MIN, INTMAX_MAX, 0 }, 148 { "75BCD15", 123456789, 16, NULL, 149 INTMAX_MIN, INTMAX_MAX, 0 }, 150 { "1234567", 342391, 8, NULL, 151 INTMAX_MIN, INTMAX_MAX, 0 }, 152 { "01234567", 342391, 0, NULL, 153 INTMAX_MIN, INTMAX_MAX, 0 }, 154 { "0123456789", 123456789, 10, NULL, 155 INTMAX_MIN, INTMAX_MAX, 0 }, 156 { "0x75bcd15", 123456789, 0, NULL, 157 INTMAX_MIN, INTMAX_MAX, 0 }, 158 }; 159 struct test f[] = { 160 { "1", 0, 1, "1", 161 INTMAX_MIN, INTMAX_MAX, EINVAL }, 162 { "2", 0, -1, "2", 163 INTMAX_MIN, INTMAX_MAX, EINVAL }, 164 { "3", 0, 37, "3", 165 INTMAX_MIN, INTMAX_MAX, EINVAL }, 166 { "4", 0, -1, "4", 167 INTMAX_MIN, INTMAX_MAX, EINVAL }, 168 { "0x", 0, 0, "x", 169 INTMAX_MIN, INTMAX_MAX, ENOTSUP }, 170 }; 171 172 intmax_t rv; 173 char *end; 174 int e; 175 size_t i; 176 177 for (i = 0; i < __arraycount(t); i++) { 178 179 errno = 0; 180 rv = strtoi(t[i].str, &end, t[i].base, t[i].lo, t[i].hi, &e); 181 182 check_errno(errno); 183 184 check(&t[i], rv, end, e); 185 } 186 187 for (i = 0; i < __arraycount(f); i++) { 188 189 end = NULL; 190 errno = 0; 191 e = -99; 192 193 rv = strtoi(f[i].str, &end, f[i].base, f[i].lo, f[i].hi, &e); 194 195 check_errno(errno); 196 197 check(&f[i], rv, end, e); 198 } 199 } 200 201 ATF_TC(strtoi_case); 202 ATF_TC_HEAD(strtoi_case, tc) 203 { 204 atf_tc_set_md_var(tc, "descr", "Case insensitivity with strtoi(3)"); 205 } 206 207 ATF_TC_BODY(strtoi_case, tc) 208 { 209 struct test t[] = { 210 { "abcd", 0xabcd, 16, NULL, 211 INTMAX_MIN, INTMAX_MAX, 0 }, 212 { " dcba", 0xdcba, 16, NULL, 213 INTMAX_MIN, INTMAX_MAX, 0 }, 214 { "abcd dcba", 0xabcd, 16, " dcba", 215 INTMAX_MIN, INTMAX_MAX, ENOTSUP }, 216 { "abc0x123", 0xabc0, 16, "x123", 217 INTMAX_MIN, INTMAX_MAX, ENOTSUP }, 218 { "abcd\0x123", 0xabcd, 16, "\0x123", 219 INTMAX_MIN, INTMAX_MAX, 0 }, 220 { "ABCD", 0xabcd, 16, NULL, 221 INTMAX_MIN, INTMAX_MAX, 0 }, 222 { "aBcD", 0xabcd, 16, NULL, 223 INTMAX_MIN, INTMAX_MAX, 0 }, 224 { "0xABCD", 0xabcd, 16, NULL, 225 INTMAX_MIN, INTMAX_MAX, 0 }, 226 { "0xABCDX", 0xabcd, 16, "X", 227 INTMAX_MIN, INTMAX_MAX, ENOTSUP}, 228 }; 229 230 intmax_t rv; 231 char *end; 232 int e; 233 size_t i; 234 235 for (i = 0; i < __arraycount(t); i++) { 236 237 errno = 0; 238 rv = strtoi(t[i].str, &end, t[i].base, t[i].lo, t[i].hi, &e); 239 240 check_errno(errno); 241 242 check(&t[i], rv, end, e); 243 } 244 } 245 246 ATF_TC(strtoi_range); 247 ATF_TC_HEAD(strtoi_range, tc) 248 { 249 atf_tc_set_md_var(tc, "descr", "Test ERANGE from strtoi(3)"); 250 } 251 252 ATF_TC_BODY(strtoi_range, tc) 253 { 254 struct test t[] = { 255 #if INTMAX_MAX == 0x7fffffffffffffff 256 { "1000000000000000000000", INTMAX_MAX, 8, NULL, 257 INTMAX_MIN, INTMAX_MAX, ERANGE }, 258 { "9223372036854775808", INTMAX_MAX, 10, NULL, 259 INTMAX_MIN, INTMAX_MAX, ERANGE }, 260 { "8000000000000000", INTMAX_MAX, 16, NULL, 261 INTMAX_MIN, INTMAX_MAX, ERANGE }, 262 #else 263 #error extend this test to your platform! 264 #endif 265 { "10", 1, 10, NULL, 266 -1, 1, ERANGE }, 267 { "10", 11, 10, NULL, 268 11, 20, ERANGE }, 269 { "7", 7, 0, NULL, 270 7, 7, 0 }, 271 { "6", 7, 0, NULL, 272 7, 7, ERANGE }, 273 { "8", 7, 0, NULL, 274 7, 7, ERANGE }, 275 { "7x", 7, 0, "x", 276 7, 7, ENOTSUP }, 277 { "8x", 7, 0, "x", 278 7, 7, ERANGE }, 279 { "Z", 11, 10, "Z", 280 11, 20, ECANCELED }, 281 }; 282 283 intmax_t rv; 284 char *end; 285 int e; 286 size_t i; 287 288 for (i = 0; i < __arraycount(t); i++) { 289 290 errno = 0; 291 rv = strtoi(t[i].str, &end, t[i].base, t[i].lo, t[i].hi, &e); 292 293 if (errno != 0) 294 atf_tc_fail("Range test %zd set errno=%d", i, errno); 295 check_errno(errno); 296 297 check(&t[i], rv, end, e); 298 } 299 } 300 301 ATF_TC(strtoi_range_trail); 302 ATF_TC_HEAD(strtoi_range_trail, tc) 303 { 304 atf_tc_set_md_var(tc, "descr", "Test ERANGE from strtoi(3) " 305 "with trailing characters"); 306 } 307 308 ATF_TC_BODY(strtoi_range_trail, tc) 309 { 310 struct test t[] = { 311 { "11x", 9, 10, "x", 0, 9, ERANGE }, 312 { " -3y", -2, 10, "y", -2, 1, ERANGE }, 313 { "11111z", 9, 10, "z", 0, 9, ERANGE }, 314 { "+0xAq", 9, 16, "q", 0, 9, ERANGE }, 315 { "-0xBAr", 0, 16, "r", 0, 9, ERANGE }, 316 }; 317 318 intmax_t rv; 319 char *end; 320 int e; 321 size_t i; 322 323 for (i = 0; i < __arraycount(t); i++) { 324 325 errno = 0; 326 rv = strtoi(t[i].str, &end, t[i].base, t[i].lo, t[i].hi, &e); 327 328 check_errno(errno); 329 330 check(&t[i], rv, end, e); 331 } 332 } 333 334 ATF_TC(strtoi_signed); 335 ATF_TC_HEAD(strtoi_signed, tc) 336 { 337 atf_tc_set_md_var(tc, "descr", "A basic test of strtoi(3)"); 338 } 339 340 ATF_TC_BODY(strtoi_signed, tc) 341 { 342 struct test t[] = { 343 { "1", 1, 0, NULL, 344 INTMAX_MIN, INTMAX_MAX, 0 }, 345 { " 2", 2, 0, NULL, 346 INTMAX_MIN, INTMAX_MAX, 0 }, 347 { " 3", 3, 0, NULL, 348 INTMAX_MIN, INTMAX_MAX, 0 }, 349 { " -3", -3, 0, NULL, 350 INTMAX_MIN, INTMAX_MAX, 0 }, 351 { "--1", 0, 0, "--1", 352 INTMAX_MIN, INTMAX_MAX, ECANCELED }, 353 { "+-2", 0, 0, "+-2", 354 INTMAX_MIN, INTMAX_MAX, ECANCELED }, 355 { "++3", 0, 0, "++3", 356 INTMAX_MIN, INTMAX_MAX, ECANCELED }, 357 { "+9", 9, 0, NULL, 358 INTMAX_MIN, INTMAX_MAX, 0 }, 359 { "+123", 123, 0, NULL, 360 INTMAX_MIN, INTMAX_MAX, 0 }, 361 { "-1 3", -1, 0, " 3", 362 INTMAX_MIN, INTMAX_MAX, ENOTSUP }, 363 { "-1.3", -1, 0, ".3", 364 INTMAX_MIN, INTMAX_MAX, ENOTSUP }, 365 { "- 3", 0, 0, "- 3", 366 INTMAX_MIN, INTMAX_MAX, ECANCELED }, 367 { "+33.", 33, 0, ".", 368 INTMAX_MIN, INTMAX_MAX, ENOTSUP }, 369 { "30x0", 30, 0, "x0", 370 INTMAX_MIN, INTMAX_MAX, ENOTSUP }, 371 }; 372 373 intmax_t rv; 374 char *end; 375 int e; 376 size_t i; 377 378 for (i = 0; i < __arraycount(t); i++) { 379 380 errno = 0; 381 rv = strtoi(t[i].str, &end, t[i].base, t[i].lo, t[i].hi, &e); 382 383 check_errno(errno); 384 385 check(&t[i], rv, end, e); 386 } 387 } 388 389 ATF_TP_ADD_TCS(tp) 390 { 391 392 ATF_TP_ADD_TC(tp, strtoi_base); 393 ATF_TP_ADD_TC(tp, strtoi_case); 394 ATF_TP_ADD_TC(tp, strtoi_range); 395 ATF_TP_ADD_TC(tp, strtoi_range_trail); 396 ATF_TP_ADD_TC(tp, strtoi_signed); 397 398 return atf_no_error(); 399 } 400