| | vinyl-cache/lib/libvinyl/vnum.c |
|---|
| 0 |
|
/*- |
| 1 |
|
* Copyright (c) 2008-2009 Varnish Software AS |
| 2 |
|
* All rights reserved. |
| 3 |
|
* |
| 4 |
|
* Author: Poul-Henning Kamp <phk@phk.freebsd.dk> |
| 5 |
|
* |
| 6 |
|
* SPDX-License-Identifier: BSD-2-Clause |
| 7 |
|
* |
| 8 |
|
* Redistribution and use in source and binary forms, with or without |
| 9 |
|
* modification, are permitted provided that the following conditions |
| 10 |
|
* are met: |
| 11 |
|
* 1. Redistributions of source code must retain the above copyright |
| 12 |
|
* notice, this list of conditions and the following disclaimer. |
| 13 |
|
* 2. Redistributions in binary form must reproduce the above copyright |
| 14 |
|
* notice, this list of conditions and the following disclaimer in the |
| 15 |
|
* documentation and/or other materials provided with the distribution. |
| 16 |
|
* |
| 17 |
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| 18 |
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 19 |
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 20 |
|
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE |
| 21 |
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 22 |
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 23 |
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 24 |
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 25 |
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 26 |
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 27 |
|
* SUCH DAMAGE. |
| 28 |
|
* |
| 29 |
|
* Deal with numbers. |
| 30 |
|
* |
| 31 |
|
*/ |
| 32 |
|
|
| 33 |
|
#include "config.h" |
| 34 |
|
|
| 35 |
|
#include <sys/types.h> |
| 36 |
|
|
| 37 |
|
#include <limits.h> |
| 38 |
|
#include <math.h> |
| 39 |
|
#include <stdint.h> |
| 40 |
|
#include <stdio.h> |
| 41 |
|
#include <stdlib.h> |
| 42 |
|
#include <string.h> |
| 43 |
|
|
| 44 |
|
#include "vdef.h" |
| 45 |
|
|
| 46 |
|
#include "vnum.h" |
| 47 |
|
#include "vas.h" |
| 48 |
|
#include "vct.h" |
| 49 |
|
|
| 50 |
|
/* The distinction between these two is used internally */ |
| 51 |
|
static const char err_invalid_num[] = "Invalid number"; |
| 52 |
|
static const char err_no_digits[] = "Invalid number"; |
| 53 |
|
|
| 54 |
|
static const char err_fatnum[] = "Too many digits"; |
| 55 |
|
|
| 56 |
|
static const char err_unknown_bytes[] = |
| 57 |
|
"Unknown BYTES unit of measurement ([KMGTP][B])"; |
| 58 |
|
|
| 59 |
|
static const char err_fractional_bytes[] = "Fractional BYTES not allowed"; |
| 60 |
|
|
| 61 |
|
#define BAIL(txt) \ |
| 62 |
|
do { \ |
| 63 |
|
if (errtxt != NULL) \ |
| 64 |
|
*errtxt = (txt); \ |
| 65 |
|
errno = EINVAL; \ |
| 66 |
|
return (retval); \ |
| 67 |
|
} while (0) |
| 68 |
|
|
| 69 |
|
/* |
| 70 |
|
* Internal function for parsing an integer with a limited |
| 71 |
|
* number of digits. |
| 72 |
|
*/ |
| 73 |
|
|
| 74 |
|
static int64_t |
| 75 |
1646195 |
sf_parse_int(const char **ipp, const char **errtxt, int *sign, int maxdig) |
| 76 |
|
{ |
| 77 |
1646195 |
int64_t retval = 0; |
| 78 |
1646195 |
int ndig = 0; |
| 79 |
|
|
| 80 |
1646195 |
AN(ipp); |
| 81 |
1646195 |
AN(*ipp); |
| 82 |
1646195 |
if (errtxt != NULL) |
| 83 |
1646194 |
*errtxt = NULL; |
| 84 |
1646195 |
*sign = 1; |
| 85 |
1646195 |
errno = 0; |
| 86 |
1646323 |
while (vct_isows(*(*ipp))) |
| 87 |
128 |
(*ipp)++; |
| 88 |
1646193 |
if(*(*ipp) == '-') { |
| 89 |
264 |
*sign = -1; |
| 90 |
264 |
(*ipp)++; |
| 91 |
264 |
} |
| 92 |
4901026 |
while (vct_isdigit(*(*ipp))) { |
| 93 |
3254877 |
ndig++; |
| 94 |
3254877 |
if (ndig > maxdig) |
| 95 |
44 |
BAIL(err_fatnum); |
| 96 |
3254833 |
retval *= 10; |
| 97 |
3254833 |
retval += *(*ipp)++ - 0x30; |
| 98 |
|
} |
| 99 |
1646149 |
if (ndig == 0) |
| 100 |
10228 |
BAIL(err_no_digits); |
| 101 |
1635949 |
while (vct_isows(*(*ipp))) |
| 102 |
28 |
(*ipp)++; |
| 103 |
1635921 |
return (retval); |
| 104 |
1646193 |
} |
| 105 |
|
|
| 106 |
|
/********************************************************************** |
| 107 |
|
* Parse a RFC8941 `sf-integer`. |
| 108 |
|
* |
| 109 |
|
* If `errno` is non-zero the conversion failed. |
| 110 |
|
* If `errtxt` is provided it summarily tells why. |
| 111 |
|
* The input argument points to the first character not consumed. |
| 112 |
|
*/ |
| 113 |
|
|
| 114 |
|
int64_t |
| 115 |
220 |
SF_Parse_Integer(const char **ipp, const char **errtxt) |
| 116 |
|
{ |
| 117 |
|
int64_t retval; |
| 118 |
|
int sign; |
| 119 |
|
|
| 120 |
220 |
retval = sf_parse_int(ipp, errtxt, &sign, 15); |
| 121 |
220 |
return (retval * sign); |
| 122 |
|
} |
| 123 |
|
|
| 124 |
|
/********************************************************************** |
| 125 |
|
* Parse either a RFC8941 `sf-integer` or `sf-decimal`. |
| 126 |
|
* |
| 127 |
|
* If `errno` is non-zero the conversion failed. |
| 128 |
|
* If `errtxt` is provided it summarily tells why. |
| 129 |
|
* The input argument points to the first character not consumed. |
| 130 |
|
*/ |
| 131 |
|
|
| 132 |
|
double |
| 133 |
1645925 |
SF_Parse_Number(const char **ipp, int strict, const char **errtxt) |
| 134 |
|
{ |
| 135 |
1645925 |
double retval, scale = 1; |
| 136 |
|
int sign, ndig; |
| 137 |
|
|
| 138 |
1645925 |
retval = (double)sf_parse_int(ipp, errtxt, &sign, 15); |
| 139 |
1645925 |
if (strict && errno) |
| 140 |
40 |
return (0); |
| 141 |
1645885 |
if (*(*ipp) != '.') |
| 142 |
1001475 |
return (retval * sign); |
| 143 |
644410 |
if (retval < VRT_DECIMAL_MIN || retval > VRT_DECIMAL_MAX) |
| 144 |
4 |
BAIL(err_fatnum); |
| 145 |
644406 |
if (*errtxt == err_no_digits && (!vct_isdigit((*ipp)[1]))) |
| 146 |
12 |
BAIL(err_no_digits); |
| 147 |
644394 |
*errtxt = NULL; |
| 148 |
644394 |
errno = 0; |
| 149 |
644394 |
do { |
| 150 |
644394 |
(*ipp)++; |
| 151 |
2463824 |
for(ndig = 0; ndig < 3; ndig++) { |
| 152 |
1913724 |
scale *= .1; |
| 153 |
1913724 |
if (!vct_isdigit(*(*ipp))) |
| 154 |
94294 |
break; |
| 155 |
1819430 |
retval += scale * (*(*ipp)++ - 0x30); |
| 156 |
1819430 |
} |
| 157 |
644394 |
if (strict && ndig == 0) |
| 158 |
8 |
BAIL(err_invalid_num); |
| 159 |
644386 |
if (strict && vct_isdigit(*(*ipp))) |
| 160 |
12 |
BAIL(err_fatnum); |
| 161 |
644422 |
while (vct_isdigit(*(*ipp))) |
| 162 |
48 |
(*ipp)++; |
| 163 |
644374 |
} while (0); |
| 164 |
644446 |
while (vct_isows(*(*ipp))) |
| 165 |
72 |
(*ipp)++; |
| 166 |
644374 |
return (retval * sign); |
| 167 |
1645925 |
} |
| 168 |
|
|
| 169 |
|
/********************************************************************** |
| 170 |
|
* Parse a RFC8941 `sf-decimal`. |
| 171 |
|
* |
| 172 |
|
* If `errno` is non-zero the conversion failed. |
| 173 |
|
* If `errtxt` is provided it summarily tells why. |
| 174 |
|
* The input argument points to the first character not consumed. |
| 175 |
|
*/ |
| 176 |
|
|
| 177 |
|
double |
| 178 |
959048 |
SF_Parse_Decimal(const char **ipp, int strict, const char **errtxt) |
| 179 |
|
{ |
| 180 |
|
double retval; |
| 181 |
|
|
| 182 |
959048 |
retval = SF_Parse_Number(ipp, strict, errtxt); |
| 183 |
959048 |
if (errno) |
| 184 |
16 |
return (retval); |
| 185 |
959032 |
if (retval < VRT_DECIMAL_MIN || retval > VRT_DECIMAL_MAX) |
| 186 |
0 |
BAIL(err_fatnum); |
| 187 |
959032 |
return (retval); |
| 188 |
959048 |
} |
| 189 |
|
|
| 190 |
|
/********************************************************************** |
| 191 |
|
* Parse a "Vinyl number". |
| 192 |
|
* |
| 193 |
|
* Vinyl numbers are the union of RFC8941 sf-integer and sf-decimal. |
| 194 |
|
* If `errno` is non-zero the conversion failed and NAN is returned. |
| 195 |
|
*/ |
| 196 |
|
|
| 197 |
|
double |
| 198 |
3782 |
VNUM(const char *p) |
| 199 |
|
{ |
| 200 |
|
const char *t; |
| 201 |
|
double r; |
| 202 |
|
|
| 203 |
3782 |
r = SF_Parse_Number(&p, 0, &t); |
| 204 |
3782 |
if (errno || *p != '\0') |
| 205 |
256 |
r = nan(""); |
| 206 |
3782 |
return (r); |
| 207 |
|
} |
| 208 |
|
|
| 209 |
|
/**********************************************************************/ |
| 210 |
|
|
| 211 |
|
vtim_dur |
| 212 |
88216 |
VNUM_duration_unit(vtim_dur r, const char *b, const char *e) |
| 213 |
|
{ |
| 214 |
|
double sc; |
| 215 |
|
|
| 216 |
88216 |
if (e == NULL) |
| 217 |
75096 |
e = strchr(b, '\0'); |
| 218 |
|
|
| 219 |
88216 |
while (b < e && vct_issp(*b)) |
| 220 |
0 |
b++; |
| 221 |
88216 |
if (b == e) |
| 222 |
16 |
return (nan("")); |
| 223 |
|
|
| 224 |
88200 |
switch (*b++) { |
| 225 |
|
case 's': |
| 226 |
52468 |
sc = 1.0; |
| 227 |
52468 |
break; |
| 228 |
|
case 'm': |
| 229 |
9084 |
if (b < e && *b == 's') { |
| 230 |
104 |
sc = 1e-3; |
| 231 |
104 |
b++; |
| 232 |
104 |
} else |
| 233 |
8980 |
sc = 60.0; |
| 234 |
9084 |
break; |
| 235 |
|
case 'h': |
| 236 |
26472 |
sc = 60.0 * 60.0; |
| 237 |
26472 |
break; |
| 238 |
|
case 'd': |
| 239 |
72 |
sc = 60.0 * 60.0 * 24.0; |
| 240 |
72 |
break; |
| 241 |
|
case 'w': |
| 242 |
32 |
sc = 60.0 * 60.0 * 24.0 * 7.0; |
| 243 |
32 |
break; |
| 244 |
|
case 'y': |
| 245 |
44 |
sc = 60.0 * 60.0 * 24.0 * 365.0; |
| 246 |
44 |
break; |
| 247 |
|
default: |
| 248 |
28 |
return (nan("")); |
| 249 |
|
} |
| 250 |
|
|
| 251 |
88180 |
while (b < e && vct_issp(*b)) |
| 252 |
8 |
b++; |
| 253 |
|
|
| 254 |
88172 |
if (b < e) |
| 255 |
8 |
return (nan("")); |
| 256 |
|
|
| 257 |
88164 |
return (r * sc); |
| 258 |
88216 |
} |
| 259 |
|
|
| 260 |
|
vtim_dur |
| 261 |
368 |
VNUM_duration(const char *p) |
| 262 |
|
{ |
| 263 |
|
const char *t; |
| 264 |
|
vtim_dur r; |
| 265 |
|
|
| 266 |
368 |
if (p == NULL) |
| 267 |
56 |
return (nan("")); |
| 268 |
|
|
| 269 |
312 |
r = SF_Parse_Number(&p, 0, &t); |
| 270 |
|
|
| 271 |
312 |
if (errno) |
| 272 |
8 |
return (nan("")); |
| 273 |
|
|
| 274 |
304 |
return (VNUM_duration_unit(r, p, NULL)); |
| 275 |
368 |
} |
| 276 |
|
|
| 277 |
|
/**********************************************************************/ |
| 278 |
|
|
| 279 |
|
int64_t |
| 280 |
682436 |
VNUM_bytes_unit(double r, const char *b, const char *e, uintmax_t rel, |
| 281 |
|
const char **errtxt) |
| 282 |
|
{ |
| 283 |
682436 |
double sc = 1.0, tmp; |
| 284 |
|
|
| 285 |
682436 |
AN(b); |
| 286 |
682436 |
AN(errtxt); |
| 287 |
682436 |
errno = 0; |
| 288 |
682436 |
if (e == NULL) |
| 289 |
682220 |
e = strchr(b, '\0'); |
| 290 |
|
|
| 291 |
682436 |
while (b < e && vct_issp(*b)) |
| 292 |
0 |
b++; |
| 293 |
682436 |
if (b == e) { |
| 294 |
30892 |
if (modf(r, &tmp) != 0.0) { |
| 295 |
4 |
*errtxt = err_fractional_bytes; |
| 296 |
4 |
errno = EINVAL; |
| 297 |
4 |
} |
| 298 |
30892 |
return ((int64_t)trunc(sc * r)); |
| 299 |
|
} |
| 300 |
|
|
| 301 |
651544 |
if (rel != 0 && *b == '%') { |
| 302 |
16 |
r *= rel * 0.01; |
| 303 |
16 |
b++; |
| 304 |
16 |
} else { |
| 305 |
651528 |
switch (*b) { |
| 306 |
250444 |
case 'k': case 'K': sc = exp2(10); b++; break; |
| 307 |
81908 |
case 'm': case 'M': sc = exp2(20); b++; break; |
| 308 |
65148 |
case 'g': case 'G': sc = exp2(30); b++; break; |
| 309 |
24 |
case 't': case 'T': sc = exp2(40); b++; break; |
| 310 |
16 |
case 'p': case 'P': sc = exp2(50); b++; break; |
| 311 |
|
case 'b': case 'B': |
| 312 |
253960 |
if (modf(r, &tmp) != 0.0) { |
| 313 |
8 |
*errtxt = err_fractional_bytes; |
| 314 |
8 |
errno = EINVAL; |
| 315 |
8 |
return (0); |
| 316 |
|
} |
| 317 |
253952 |
break; |
| 318 |
|
default: |
| 319 |
28 |
*errtxt = err_unknown_bytes; |
| 320 |
28 |
errno = EINVAL; |
| 321 |
28 |
return (0); |
| 322 |
|
} |
| 323 |
651492 |
if (b < e && (*b == 'b' || *b == 'B')) |
| 324 |
254108 |
b++; |
| 325 |
|
} |
| 326 |
651516 |
while (b < e && vct_issp(*b)) |
| 327 |
8 |
b++; |
| 328 |
651508 |
if (b < e) { |
| 329 |
0 |
*errtxt = err_unknown_bytes; |
| 330 |
0 |
errno = EINVAL; |
| 331 |
0 |
return (0); |
| 332 |
|
} |
| 333 |
651508 |
return ((int64_t)trunc(sc * r)); |
| 334 |
682436 |
} |
| 335 |
|
|
| 336 |
|
const char * |
| 337 |
682304 |
VNUM_2bytes(const char *p, uintmax_t *r, uintmax_t rel) |
| 338 |
|
{ |
| 339 |
|
double fval; |
| 340 |
|
const char *errtxt; |
| 341 |
|
|
| 342 |
682304 |
if (p == NULL || *p == '\0') |
| 343 |
48 |
return (err_invalid_num); |
| 344 |
|
|
| 345 |
682256 |
fval = SF_Parse_Number(&p, 1, &errtxt); |
| 346 |
682256 |
if (errno) |
| 347 |
32 |
return (errtxt); |
| 348 |
682224 |
if (fval < 0) |
| 349 |
4 |
return (err_invalid_num); |
| 350 |
|
|
| 351 |
682220 |
fval = VNUM_bytes_unit(fval, p, NULL, rel, &errtxt); |
| 352 |
682220 |
if (errno) |
| 353 |
36 |
return (errtxt); |
| 354 |
682184 |
*r = (uintmax_t)round(fval); |
| 355 |
682184 |
return (NULL); |
| 356 |
682304 |
} |
| 357 |
|
|
| 358 |
|
/**********************************************************************/ |
| 359 |
|
|
| 360 |
|
static const uint8_t hex_table[] = { |
| 361 |
|
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, |
| 362 |
|
127, 127, 127, 127, 127, 127, 127, 10, 11, 12, |
| 363 |
|
13, 14, 15, 127, 127, 127, 127, 127, 127, 127, |
| 364 |
|
127, 127, 127, 127, 127, 127, 127, 127, 127, 127, |
| 365 |
|
127, 127, 127, 127, 127, 127, 127, 127, 127, 10, |
| 366 |
|
11, 12, 13, 14, 15 |
| 367 |
|
}; |
| 368 |
|
|
| 369 |
|
static ssize_t |
| 370 |
27138 |
vnum_uint(const char *b, const char *e, const char **p, unsigned base) |
| 371 |
|
{ |
| 372 |
|
ssize_t u; |
| 373 |
|
unsigned n; |
| 374 |
|
|
| 375 |
27138 |
AN(b); |
| 376 |
27138 |
AN(p); |
| 377 |
27138 |
if (e == NULL) |
| 378 |
26185 |
e = strchr(b, '\0'); |
| 379 |
|
|
| 380 |
27138 |
u = 0; |
| 381 |
27138 |
if (!vct_ishex(*b) || hex_table[*b - '0'] >= base) { |
| 382 |
69 |
*p = b; |
| 383 |
69 |
return (-1); |
| 384 |
|
} |
| 385 |
|
|
| 386 |
69124 |
for (; b < e && vct_ishex(*b) && hex_table[*b - '0'] < base; b++) { |
| 387 |
42059 |
if (u > (SSIZE_MAX / base)) { |
| 388 |
0 |
u = -2; |
| 389 |
0 |
break; |
| 390 |
|
} |
| 391 |
42059 |
u *= base; |
| 392 |
42059 |
n = hex_table[*b - '0']; |
| 393 |
42059 |
if (u > (SSIZE_MAX - n)) { |
| 394 |
4 |
u = -2; |
| 395 |
4 |
break; |
| 396 |
|
} |
| 397 |
42055 |
u += n; |
| 398 |
42055 |
} |
| 399 |
|
|
| 400 |
27069 |
*p = b; |
| 401 |
27069 |
return (u); |
| 402 |
27138 |
} |
| 403 |
|
|
| 404 |
|
ssize_t |
| 405 |
26186 |
VNUM_uint(const char *b, const char *e, const char **p) |
| 406 |
|
{ |
| 407 |
|
|
| 408 |
26186 |
return (vnum_uint(b, e, p, 10)); |
| 409 |
|
} |
| 410 |
|
|
| 411 |
|
ssize_t |
| 412 |
952 |
VNUM_hex(const char *b, const char *e, const char **p) |
| 413 |
|
{ |
| 414 |
|
|
| 415 |
952 |
return (vnum_uint(b, e, p, 16)); |
| 416 |
|
} |
| 417 |
|
|
| 418 |
|
#ifdef NUM_C_TEST |
| 419 |
|
/* |
| 420 |
|
* Compile with: |
| 421 |
|
* cc -o foo -DNUM_C_TEST -DTEST_VERBOSE \ |
| 422 |
|
* -I../.. -I../../include vnum.c vas.c vct.c -lm |
| 423 |
|
*/ |
| 424 |
|
|
| 425 |
|
static const struct test_sf_parse_int { |
| 426 |
|
const char *input; |
| 427 |
|
int maxdig; |
| 428 |
|
int64_t retval; |
| 429 |
|
int consumed; |
| 430 |
|
int sign; |
| 431 |
|
const char *errtxt; |
| 432 |
|
} test_sf_parse_int[] = { |
| 433 |
|
{ "1234", 3, 123, 3, 1, err_fatnum }, |
| 434 |
|
{ "1234", 4, 1234, 4, 1, NULL }, |
| 435 |
|
{ "1234", 5, 1234, 4, 1, NULL }, |
| 436 |
|
{ "-", 5, 0, 1, -1, err_no_digits }, |
| 437 |
|
{ " ", 5, 0, 2, 1, err_no_digits }, |
| 438 |
|
{ "-1234", 3, 123, 4, -1, err_fatnum }, |
| 439 |
|
{ "-1234", 4, 1234, 5, -1, NULL }, |
| 440 |
|
{ "-1234", 5, 1234, 5, -1, NULL }, |
| 441 |
|
{ " -1234", 5, 1234, 6, -1, NULL }, |
| 442 |
|
{ " -1234 ", 5, 1234, 7, -1, NULL }, |
| 443 |
|
{ " -12 34 ", 5, 12, 5, -1, NULL }, |
| 444 |
|
{ " - 12 34 ", 5, 0, 2, -1, err_no_digits }, |
| 445 |
|
{ NULL}, |
| 446 |
|
}; |
| 447 |
|
|
| 448 |
|
static const struct test_sf_parse_number { |
| 449 |
|
const char *input; |
| 450 |
|
int strict; |
| 451 |
|
double retval; |
| 452 |
|
int consumed; |
| 453 |
|
const char *errtxt; |
| 454 |
|
} test_sf_parse_number[] = { |
| 455 |
|
{ "1234", 1, 1234.000, 4, NULL }, |
| 456 |
|
{ " 1234", 1, 1234.000, 5, NULL }, |
| 457 |
|
{ " 1234 ", 1, 1234.000, 6, NULL }, |
| 458 |
|
{ " 1234. ", 1, 1234.000, 6, err_invalid_num }, |
| 459 |
|
{ " 123456789012.0 ", 1, 123456789012.000, 16, NULL }, |
| 460 |
|
{ " 1234567890123.0 ", 1, 1234567890123.000, 14, err_fatnum }, |
| 461 |
|
{ " 123456789012.123 ", 1, 123456789012.123, 18, NULL }, |
| 462 |
|
{ " 123456789012.1234 ",1, 123456789012.123, 17, err_fatnum }, |
| 463 |
|
{ " -0.123456 ", 1, .123, 7, err_fatnum }, |
| 464 |
|
{ " -.123456 ", 1, 0., 2, err_no_digits }, |
| 465 |
|
{ " .123456 ", 1, 0., 1, err_no_digits }, |
| 466 |
|
{ " 0. ", 1, 0., 3, err_invalid_num }, |
| 467 |
|
{ " .0 ", 1, 0., 1, err_no_digits }, |
| 468 |
|
|
| 469 |
|
{ " 123456789012.1234 ",0, 123456789012.123, 19, NULL }, |
| 470 |
|
{ " -0.123456 ", 0, -.123, 11, NULL }, |
| 471 |
|
{ " -.123456 ", 0, -.123, 10, NULL }, |
| 472 |
|
{ " .123456 ", 0, .123, 9, NULL }, |
| 473 |
|
{ " 0. ", 0, 0., 4, NULL }, |
| 474 |
|
{ " .0 ", 0, 0., 4, NULL }, |
| 475 |
|
{ " -0. ", 0, -0., 5, NULL }, |
| 476 |
|
{ " -.0 ", 0, -0., 5, NULL }, |
| 477 |
|
{ " - ", 0, -0., 2, err_no_digits }, |
| 478 |
|
{ " -. ", 0, 0., 2, err_no_digits }, |
| 479 |
|
{ " . ", 0, 0., 1, err_no_digits }, |
| 480 |
|
{ NULL}, |
| 481 |
|
}; |
| 482 |
|
|
| 483 |
|
static struct test_case { |
| 484 |
|
const char *str; |
| 485 |
|
uintmax_t rel; |
| 486 |
|
uintmax_t val; |
| 487 |
|
const char *err; |
| 488 |
|
} test_vnum_2bytes[] = { |
| 489 |
|
{ "1", (uintmax_t)0, (uintmax_t)1 }, |
| 490 |
|
{ "1B", (uintmax_t)0, (uintmax_t)1<<0 }, |
| 491 |
|
{ "1 B", (uintmax_t)0, (uintmax_t)1<<0 }, |
| 492 |
|
{ "1.3B", 0, 0, err_fractional_bytes }, |
| 493 |
|
{ "1.7B", 0, 0, err_fractional_bytes }, |
| 494 |
|
|
| 495 |
|
{ "1024", (uintmax_t)0, (uintmax_t)1024 }, |
| 496 |
|
{ "1k", (uintmax_t)0, (uintmax_t)1<<10 }, |
| 497 |
|
{ "1kB", (uintmax_t)0, (uintmax_t)1<<10 }, |
| 498 |
|
{ "0.75kB", (uintmax_t)0, (uintmax_t)768 }, |
| 499 |
|
{ "1.3kB", (uintmax_t)0, (uintmax_t)1331 }, |
| 500 |
|
{ "1.70kB", (uintmax_t)0, (uintmax_t)1740 }, |
| 501 |
|
|
| 502 |
|
{ "1048576", (uintmax_t)0, (uintmax_t)1048576 }, |
| 503 |
|
{ "1M", (uintmax_t)0, (uintmax_t)1<<20 }, |
| 504 |
|
{ "1MB", (uintmax_t)0, (uintmax_t)1<<20 }, |
| 505 |
|
{ "1.3MB", (uintmax_t)0, (uintmax_t)1363148 }, |
| 506 |
|
{ "1.700MB", (uintmax_t)0, (uintmax_t)1782579 }, |
| 507 |
|
|
| 508 |
|
{ "1073741824", (uintmax_t)0, (uintmax_t)1073741824 }, |
| 509 |
|
{ "1G", (uintmax_t)0, (uintmax_t)1<<30 }, |
| 510 |
|
{ "1GB", (uintmax_t)0, (uintmax_t)1<<30 }, |
| 511 |
|
{ "1.3GB", (uintmax_t)0, (uintmax_t)1395864371 }, |
| 512 |
|
{ "1.7GB", (uintmax_t)0, (uintmax_t)1825361100 }, |
| 513 |
|
|
| 514 |
|
{ "1099511627776", (uintmax_t)0, (uintmax_t)1099511627776ULL }, |
| 515 |
|
{ "1T", (uintmax_t)0, (uintmax_t)1<<40 }, |
| 516 |
|
{ "1TB", (uintmax_t)0, (uintmax_t)1<<40 }, |
| 517 |
|
{ "1.3TB", (uintmax_t)0, (uintmax_t)1429365116108ULL }, |
| 518 |
|
{ "1.7\tTB", (uintmax_t)0, (uintmax_t)1869169767219ULL }, |
| 519 |
|
|
| 520 |
|
{ "999999999999999", (uintmax_t)0, (uintmax_t)999999999999999ULL}, |
| 521 |
|
|
| 522 |
|
{ "1125899906842624", 0, 0, err_fatnum }, |
| 523 |
|
{ "1P\t", (uintmax_t)0, (uintmax_t)1125899906842624ULL}, |
| 524 |
|
{ "1PB ", (uintmax_t)0, (uintmax_t)1125899906842624ULL}, |
| 525 |
|
{ "1.3 PB", (uintmax_t)0, (uintmax_t)1463669878895411ULL}, |
| 526 |
|
|
| 527 |
|
{ "1.5%", (uintmax_t)1024, (uintmax_t)15 }, |
| 528 |
|
{ "1.501%", (uintmax_t)1024, (uintmax_t)15 }, |
| 529 |
|
{ "2%", (uintmax_t)1024, (uintmax_t)20 }, |
| 530 |
|
{ "3%", (uintmax_t)1024, (uintmax_t)30 }, |
| 531 |
|
|
| 532 |
|
/* 32bit limits */ |
| 533 |
|
{ "4294967295b", (uintmax_t)0, (uintmax_t)4294967295ULL}, |
| 534 |
|
{ "4294967294b", (uintmax_t)0, (uintmax_t)4294967294ULL}, |
| 535 |
|
|
| 536 |
|
/* Check the error checks */ |
| 537 |
|
{ "", 0, 0, err_invalid_num }, |
| 538 |
|
{ "-1", 0, 0, err_invalid_num }, |
| 539 |
|
{ "1.3", 0, 0, err_fractional_bytes}, |
| 540 |
|
{ "1.5011%", 0, 0, err_fatnum }, |
| 541 |
|
{ "-", 0, 0, err_no_digits }, |
| 542 |
|
{ "m", 0, 0, err_no_digits }, |
| 543 |
|
{ "4%", 0, 0, err_unknown_bytes }, |
| 544 |
|
{ "3*", 0, 0, err_unknown_bytes }, |
| 545 |
|
|
| 546 |
|
/* TODO: add more */ |
| 547 |
|
|
| 548 |
|
{ 0, 0, 0 }, |
| 549 |
|
}; |
| 550 |
|
|
| 551 |
|
static const char *vec[] = { |
| 552 |
|
" 1", |
| 553 |
|
" 12", |
| 554 |
|
" 12.", |
| 555 |
|
" 12.3", |
| 556 |
|
" 12.34", |
| 557 |
|
"N12.34e-3", |
| 558 |
|
"N12.34e3", |
| 559 |
|
"N12.34e+3", |
| 560 |
|
"N+12.34e-3", |
| 561 |
|
"N-12.34e3", |
| 562 |
|
"N.", |
| 563 |
|
"N.12.", |
| 564 |
|
"N12..", |
| 565 |
|
"N12.,", |
| 566 |
|
"N12e,", |
| 567 |
|
"N12e+,", |
| 568 |
|
"N12ee,", |
| 569 |
|
"N1..2", |
| 570 |
|
"NA", |
| 571 |
|
"N1A", |
| 572 |
|
"Ne-3", |
| 573 |
|
NULL |
| 574 |
|
}; |
| 575 |
|
|
| 576 |
|
int |
| 577 |
4 |
main(int argc, char *argv[]) |
| 578 |
|
{ |
| 579 |
4 |
int ec = 0; |
| 580 |
|
struct test_case *tc; |
| 581 |
4 |
uintmax_t val = 0; |
| 582 |
|
const char **p; |
| 583 |
|
const char *e; |
| 584 |
|
double d1, d2; |
| 585 |
|
const struct test_sf_parse_int *tspi; |
| 586 |
|
const struct test_sf_parse_number *tspn; |
| 587 |
|
int64_t i64; |
| 588 |
|
volatile double dbl; |
| 589 |
|
int sign, consumed; |
| 590 |
|
const char *errtxt; |
| 591 |
|
const char *input; |
| 592 |
|
char buf1[30]; |
| 593 |
|
char buf2[30]; |
| 594 |
|
|
| 595 |
4 |
(void)argc; |
| 596 |
|
|
| 597 |
4 |
setbuf(stdout, NULL); |
| 598 |
4 |
setbuf(stderr, NULL); |
| 599 |
|
|
| 600 |
52 |
for (tspi = test_sf_parse_int; tspi->input != NULL; tspi++) { |
| 601 |
48 |
errtxt = "(unset)"; |
| 602 |
48 |
input = tspi->input; |
| 603 |
48 |
i64 = sf_parse_int(&input, &errtxt, &sign, tspi->maxdig); |
| 604 |
48 |
consumed = input - tspi->input; |
| 605 |
96 |
if (i64 != tspi->retval || |
| 606 |
48 |
sign != tspi->sign || |
| 607 |
48 |
consumed != tspi->consumed || |
| 608 |
48 |
errtxt != tspi->errtxt) { |
| 609 |
0 |
ec++; |
| 610 |
0 |
printf("sf_parse_int(%s, maxdig=%d) failed\n", |
| 611 |
0 |
tspi->input, tspi->maxdig); |
| 612 |
|
#ifdef TEST_VERBOSE |
| 613 |
|
printf(" retval\texpected %jd\tgot %jd\n", |
| 614 |
|
(intmax_t)tspi->retval, (intmax_t)i64); |
| 615 |
|
printf(" sign\texpected %d\tgot %d\n", |
| 616 |
|
tspi->sign, sign); |
| 617 |
|
printf(" consumed\texpected %d\tgot %d\n", |
| 618 |
|
tspi->consumed, consumed); |
| 619 |
|
printf(" errtxt\texpected %p\tgot %p\n", |
| 620 |
|
tspi->errtxt, errtxt); |
| 621 |
|
printf(" errtxt\texpected %s\tgot %s\n", |
| 622 |
|
tspi->errtxt, errtxt); |
| 623 |
|
#endif |
| 624 |
0 |
} |
| 625 |
48 |
} |
| 626 |
|
|
| 627 |
100 |
for (tspn = test_sf_parse_number; tspn->input != NULL; tspn++) { |
| 628 |
96 |
errtxt = "(unset)"; |
| 629 |
96 |
input = tspn->input; |
| 630 |
96 |
dbl = SF_Parse_Number(&input, tspn->strict, &errtxt); |
| 631 |
96 |
consumed = input - tspn->input; |
| 632 |
96 |
bprintf(buf1, "%.4f", dbl); |
| 633 |
96 |
bprintf(buf2, "%.4f", tspn->retval); |
| 634 |
192 |
if (vstrcmp(buf1, buf2) || |
| 635 |
96 |
consumed != tspn->consumed || |
| 636 |
96 |
errtxt != tspn->errtxt) { |
| 637 |
0 |
ec++; |
| 638 |
0 |
printf("sf_parse_number(%s, strict=%d) failed\n", |
| 639 |
0 |
tspn->input, tspn->strict); |
| 640 |
|
#ifdef TEST_VERBOSE |
| 641 |
|
printf(" retval\texpected %.4f\tgot %.4f\t(%e)\n", |
| 642 |
|
tspn->retval, dbl, dbl - tspn->retval); |
| 643 |
|
printf(" retval\texpected %a\tgot %a\n", |
| 644 |
|
tspn->retval, dbl); |
| 645 |
|
printf(" retval\texpected %s\tgot %s\n", |
| 646 |
|
buf2, buf1); |
| 647 |
|
printf(" retval\tdelta %e\n", |
| 648 |
|
dbl - tspn->retval); |
| 649 |
|
printf(" consumed\texpected %d\tgot %d\n", |
| 650 |
|
tspn->consumed, consumed); |
| 651 |
|
printf(" errtxt\texpected %p\tgot %p\n", |
| 652 |
|
tspn->errtxt, errtxt); |
| 653 |
|
printf(" errtxt\texpected %s\tgot %s\n", |
| 654 |
|
tspn->errtxt, errtxt); |
| 655 |
|
#endif |
| 656 |
0 |
} |
| 657 |
96 |
} |
| 658 |
|
|
| 659 |
88 |
for (p = vec; *p != NULL; p++) { |
| 660 |
84 |
e = *p; |
| 661 |
84 |
d1 = VNUM(e + 1); |
| 662 |
84 |
if (*e == 'N') { |
| 663 |
64 |
if (!isnan(d1)) { |
| 664 |
0 |
ec++; |
| 665 |
0 |
printf("VNUM(%s) not NAN (%g)\n", e + 1, d1); |
| 666 |
0 |
} |
| 667 |
64 |
} else { |
| 668 |
20 |
d2 = atof(e + 1); |
| 669 |
20 |
if (isnan(d1)) { |
| 670 |
0 |
printf("VNUM(%s) is NAN (%g)\n", e + 1, d1); |
| 671 |
0 |
ec++; |
| 672 |
20 |
} else if (fabs((d1 - d2) / d2) > 1e-15) { |
| 673 |
0 |
printf("VNUM(%s) differs from atof() (%g)\n", |
| 674 |
0 |
e + 1, d1); |
| 675 |
0 |
ec++; |
| 676 |
0 |
} |
| 677 |
|
} |
| 678 |
84 |
} |
| 679 |
|
|
| 680 |
184 |
for (tc = test_vnum_2bytes; tc->str; ++tc) { |
| 681 |
180 |
e = VNUM_2bytes(tc->str, &val, tc->rel); |
| 682 |
180 |
if (e != NULL) |
| 683 |
44 |
val = 0; |
| 684 |
180 |
if (e == tc->err && val == tc->val) |
| 685 |
180 |
continue; |
| 686 |
0 |
++ec; |
| 687 |
0 |
printf("%s: VNUM_2bytes(\"%s\", %ju)\n", |
| 688 |
0 |
*argv, tc->str, tc->rel); |
| 689 |
0 |
printf("\tExpected:\tstatus %s - value %ju\n", |
| 690 |
0 |
tc->err ? tc->err : "Success", tc->val); |
| 691 |
0 |
printf("\tGot:\t\tstatus %s - value %ju\n", |
| 692 |
0 |
e ? e : "Success", val); |
| 693 |
0 |
} |
| 694 |
4 |
if (!isnan(VNUM_duration(NULL))) { |
| 695 |
0 |
printf("%s: VNUM_Duration(NULL) fail\n", *argv); |
| 696 |
0 |
++ec; |
| 697 |
0 |
} |
| 698 |
4 |
d1 = VNUM_duration(" 365.24219d "); |
| 699 |
4 |
d2 = 31556908.8; |
| 700 |
4 |
if (fabs(d1 - d2) > VNUM_EPSILON) { |
| 701 |
0 |
printf("%s: VNUM_Duration() wrong, %.3f delta = %e\n", |
| 702 |
0 |
*argv, d1, d1 - d2); |
| 703 |
0 |
++ec; |
| 704 |
0 |
} |
| 705 |
|
/* TODO: test invalid strings */ |
| 706 |
4 |
if (!ec) |
| 707 |
4 |
printf("OK\n"); |
| 708 |
4 |
return (ec > 0); |
| 709 |
|
} |
| 710 |
|
#endif |