Commit | Line | Data |
---|---|---|
cb2c86fd JA |
1 | /* |
2 | * This file contains the ini and command liner parser main. | |
3 | */ | |
4 | #include <stdio.h> | |
5 | #include <stdlib.h> | |
cb2c86fd JA |
6 | #include <ctype.h> |
7 | #include <string.h> | |
8 | #include <errno.h> | |
9 | #include <limits.h> | |
ab9461ea | 10 | #include <float.h> |
cb2c86fd | 11 | |
c26438ad | 12 | #include "compiler/compiler.h" |
cb2c86fd | 13 | #include "parse.h" |
a3d741fa | 14 | #include "debug.h" |
3d2d14bc | 15 | #include "log.h" |
9f988e2e | 16 | #include "options.h" |
d220c761 | 17 | #include "optgroup.h" |
e25839d4 | 18 | #include "minmax.h" |
fd112d34 | 19 | #include "lib/ieee754.h" |
0f38bbef | 20 | #include "lib/pow2.h" |
cb2c86fd | 21 | |
b470a02c SC |
22 | #ifdef CONFIG_ARITHMETIC |
23 | #include "y.tab.h" | |
24 | #endif | |
25 | ||
c26438ad JA |
26 | static const char *opt_type_names[] = { |
27 | "OPT_INVALID", | |
28 | "OPT_STR", | |
29 | "OPT_STR_MULTI", | |
30 | "OPT_STR_VAL", | |
31 | "OPT_STR_VAL_TIME", | |
32 | "OPT_STR_STORE", | |
33 | "OPT_RANGE", | |
34 | "OPT_INT", | |
35 | "OPT_BOOL", | |
36 | "OPT_FLOAT_LIST", | |
37 | "OPT_STR_SET", | |
38 | "OPT_DEPRECATED", | |
39 | "OPT_UNSUPPORTED", | |
40 | }; | |
41 | ||
9af4a244 | 42 | static struct fio_option *__fio_options; |
3b8b7135 | 43 | |
f085737f JA |
44 | static int vp_cmp(const void *p1, const void *p2) |
45 | { | |
46 | const struct value_pair *vp1 = p1; | |
47 | const struct value_pair *vp2 = p2; | |
48 | ||
49 | return strlen(vp2->ival) - strlen(vp1->ival); | |
50 | } | |
51 | ||
ce952ab6 | 52 | static void posval_sort(struct fio_option *o, struct value_pair *vpmap) |
f085737f JA |
53 | { |
54 | const struct value_pair *vp; | |
55 | int entries; | |
56 | ||
57 | memset(vpmap, 0, PARSE_MAX_VP * sizeof(struct value_pair)); | |
58 | ||
59 | for (entries = 0; entries < PARSE_MAX_VP; entries++) { | |
60 | vp = &o->posval[entries]; | |
61 | if (!vp->ival || vp->ival[0] == '\0') | |
62 | break; | |
63 | ||
64 | memcpy(&vpmap[entries], vp, sizeof(*vp)); | |
65 | } | |
66 | ||
67 | qsort(vpmap, entries, sizeof(struct value_pair), vp_cmp); | |
68 | } | |
69 | ||
06b0be6e | 70 | static void show_option_range(struct fio_option *o, |
5768cc2b | 71 | size_t (*logger)(const char *format, ...)) |
b1ec1da6 | 72 | { |
3c037bcf | 73 | if (o->type == FIO_OPT_FLOAT_LIST) { |
ab9461ea | 74 | if (o->minfp == DBL_MIN && o->maxfp == DBL_MAX) |
83349190 YH |
75 | return; |
76 | ||
06b0be6e | 77 | logger("%20s: min=%f", "range", o->minfp); |
ab9461ea | 78 | if (o->maxfp != DBL_MAX) |
06b0be6e JA |
79 | logger(", max=%f", o->maxfp); |
80 | logger("\n"); | |
3c037bcf | 81 | } else if (!o->posval[0].ival) { |
83349190 YH |
82 | if (!o->minval && !o->maxval) |
83 | return; | |
b1ec1da6 | 84 | |
06b0be6e | 85 | logger("%20s: min=%d", "range", o->minval); |
83349190 | 86 | if (o->maxval) |
06b0be6e JA |
87 | logger(", max=%d", o->maxval); |
88 | logger("\n"); | |
83349190 | 89 | } |
b1ec1da6 JA |
90 | } |
91 | ||
92 | static void show_option_values(struct fio_option *o) | |
93 | { | |
a3073f4a | 94 | int i; |
b1ec1da6 | 95 | |
a3073f4a | 96 | for (i = 0; i < PARSE_MAX_VP; i++) { |
7837213b | 97 | const struct value_pair *vp = &o->posval[i]; |
b1ec1da6 | 98 | |
7837213b | 99 | if (!vp->ival) |
a3073f4a | 100 | continue; |
b1ec1da6 | 101 | |
06b0be6e | 102 | log_info("%20s: %-10s", i == 0 ? "valid values" : "", vp->ival); |
7837213b | 103 | if (vp->help) |
06b0be6e JA |
104 | log_info(" %s", vp->help); |
105 | log_info("\n"); | |
a3073f4a | 106 | } |
b1ec1da6 JA |
107 | |
108 | if (i) | |
06b0be6e | 109 | log_info("\n"); |
b1ec1da6 JA |
110 | } |
111 | ||
06b0be6e | 112 | static void show_option_help(struct fio_option *o, int is_err) |
d447a8c2 JA |
113 | { |
114 | const char *typehelp[] = { | |
07b3232d | 115 | "invalid", |
d447a8c2 | 116 | "string (opt=bla)", |
ae3fb6fb | 117 | "string (opt=bla)", |
d447a8c2 JA |
118 | "string with possible k/m/g postfix (opt=4k)", |
119 | "string with time postfix (opt=10s)", | |
120 | "string (opt=bla)", | |
121 | "string with dual range (opt=1k-4k,4k-8k)", | |
122 | "integer value (opt=100)", | |
123 | "boolean value (opt=1)", | |
83349190 | 124 | "list of floating point values separated by ':' (opt=5.9:7.8)", |
d447a8c2 | 125 | "no argument (opt)", |
07b3232d | 126 | "deprecated", |
675d2d65 | 127 | "unsupported", |
d447a8c2 | 128 | }; |
5768cc2b | 129 | size_t (*logger)(const char *format, ...); |
06b0be6e JA |
130 | |
131 | if (is_err) | |
132 | logger = log_err; | |
133 | else | |
134 | logger = log_info; | |
d447a8c2 JA |
135 | |
136 | if (o->alias) | |
06b0be6e | 137 | logger("%20s: %s\n", "alias", o->alias); |
d447a8c2 | 138 | |
06b0be6e JA |
139 | logger("%20s: %s\n", "type", typehelp[o->type]); |
140 | logger("%20s: %s\n", "default", o->def ? o->def : "no default"); | |
07b3232d | 141 | if (o->prof_name) |
06b0be6e JA |
142 | logger("%20s: only for profile '%s'\n", "valid", o->prof_name); |
143 | show_option_range(o, logger); | |
d447a8c2 JA |
144 | show_option_values(o); |
145 | } | |
146 | ||
0de5b26f JA |
147 | static unsigned long long get_mult_time(const char *str, int len, |
148 | int is_seconds) | |
cb2c86fd | 149 | { |
74454ce4 CE |
150 | const char *p = str; |
151 | char *c; | |
e4668264 | 152 | unsigned long long mult = 1; |
1c9f0761 | 153 | int i; |
74454ce4 CE |
154 | |
155 | /* | |
156 | * Go forward until we hit a non-digit, or +/- sign | |
157 | */ | |
158 | while ((p - str) <= len) { | |
159 | if (!isdigit((int) *p) && (*p != '+') && (*p != '-')) | |
160 | break; | |
161 | p++; | |
cb2c86fd | 162 | } |
74454ce4 | 163 | |
0de5b26f JA |
164 | if (!isalpha((int) *p)) { |
165 | if (is_seconds) | |
166 | return 1000000UL; | |
167 | else | |
168 | return 1; | |
169 | } | |
74454ce4 CE |
170 | |
171 | c = strdup(p); | |
1c9f0761 | 172 | for (i = 0; i < strlen(c); i++) |
e99161b4 | 173 | c[i] = tolower((unsigned char)c[i]); |
74454ce4 | 174 | |
e4668264 | 175 | if (!strncmp("us", c, 2) || !strncmp("usec", c, 4)) |
74454ce4 | 176 | mult = 1; |
e4668264 | 177 | else if (!strncmp("ms", c, 2) || !strncmp("msec", c, 4)) |
74454ce4 | 178 | mult = 1000; |
e4668264 JA |
179 | else if (!strcmp("s", c)) |
180 | mult = 1000000; | |
74454ce4 | 181 | else if (!strcmp("m", c)) |
e4668264 | 182 | mult = 60 * 1000000UL; |
74454ce4 | 183 | else if (!strcmp("h", c)) |
e4668264 | 184 | mult = 60 * 60 * 1000000UL; |
74454ce4 | 185 | else if (!strcmp("d", c)) |
4ed22fe5 | 186 | mult = 24 * 60 * 60 * 1000000ULL; |
74454ce4 CE |
187 | |
188 | free(c); | |
189 | return mult; | |
cb2c86fd JA |
190 | } |
191 | ||
a03fb65f JA |
192 | static int is_separator(char c) |
193 | { | |
194 | switch (c) { | |
195 | case ':': | |
196 | case '-': | |
197 | case ',': | |
198 | case '/': | |
199 | return 1; | |
200 | default: | |
201 | return 0; | |
202 | } | |
203 | } | |
204 | ||
7bb59102 JA |
205 | static unsigned long long __get_mult_bytes(const char *p, void *data, |
206 | int *percent) | |
cb2c86fd | 207 | { |
d6978a32 | 208 | unsigned int kb_base = fio_get_kb_base(data); |
a639f0bb | 209 | unsigned long long ret = 1; |
57fc29fa JA |
210 | unsigned int i, pow = 0, mult = kb_base; |
211 | char *c; | |
a639f0bb | 212 | |
57fc29fa JA |
213 | if (!p) |
214 | return 1; | |
a639f0bb | 215 | |
57fc29fa JA |
216 | c = strdup(p); |
217 | ||
a03fb65f | 218 | for (i = 0; i < strlen(c); i++) { |
e99161b4 | 219 | c[i] = tolower((unsigned char)c[i]); |
a03fb65f JA |
220 | if (is_separator(c[i])) { |
221 | c[i] = '\0'; | |
222 | break; | |
223 | } | |
224 | } | |
57fc29fa | 225 | |
d694a6a7 RE |
226 | /* If kb_base is 1000, use true units. |
227 | * If kb_base is 1024, use opposite units. | |
228 | */ | |
a04f158d | 229 | if (!strncmp("pib", c, 3)) { |
57fc29fa | 230 | pow = 5; |
d694a6a7 RE |
231 | if (kb_base == 1000) |
232 | mult = 1024; | |
233 | else if (kb_base == 1024) | |
234 | mult = 1000; | |
a04f158d | 235 | } else if (!strncmp("tib", c, 3)) { |
57fc29fa | 236 | pow = 4; |
d694a6a7 RE |
237 | if (kb_base == 1000) |
238 | mult = 1024; | |
239 | else if (kb_base == 1024) | |
240 | mult = 1000; | |
a04f158d | 241 | } else if (!strncmp("gib", c, 3)) { |
57fc29fa | 242 | pow = 3; |
d694a6a7 RE |
243 | if (kb_base == 1000) |
244 | mult = 1024; | |
245 | else if (kb_base == 1024) | |
246 | mult = 1000; | |
a04f158d | 247 | } else if (!strncmp("mib", c, 3)) { |
57fc29fa | 248 | pow = 2; |
d694a6a7 RE |
249 | if (kb_base == 1000) |
250 | mult = 1024; | |
251 | else if (kb_base == 1024) | |
252 | mult = 1000; | |
a04f158d | 253 | } else if (!strncmp("kib", c, 3)) { |
57fc29fa | 254 | pow = 1; |
d694a6a7 RE |
255 | if (kb_base == 1000) |
256 | mult = 1024; | |
257 | else if (kb_base == 1024) | |
258 | mult = 1000; | |
259 | } else if (!strncmp("p", c, 1) || !strncmp("pb", c, 2)) { | |
57fc29fa | 260 | pow = 5; |
d694a6a7 | 261 | } else if (!strncmp("t", c, 1) || !strncmp("tb", c, 2)) { |
57fc29fa | 262 | pow = 4; |
d694a6a7 | 263 | } else if (!strncmp("g", c, 1) || !strncmp("gb", c, 2)) { |
57fc29fa | 264 | pow = 3; |
d694a6a7 | 265 | } else if (!strncmp("m", c, 1) || !strncmp("mb", c, 2)) { |
57fc29fa | 266 | pow = 2; |
d694a6a7 | 267 | } else if (!strncmp("k", c, 1) || !strncmp("kb", c, 2)) { |
57fc29fa | 268 | pow = 1; |
d694a6a7 | 269 | } else if (!strncmp("%", c, 1)) { |
7bb59102 | 270 | *percent = 1; |
e721c57f | 271 | free(c); |
7bb59102 JA |
272 | return ret; |
273 | } | |
57fc29fa JA |
274 | |
275 | while (pow--) | |
276 | ret *= (unsigned long long) mult; | |
277 | ||
278 | free(c); | |
a639f0bb | 279 | return ret; |
cb2c86fd JA |
280 | } |
281 | ||
7bb59102 | 282 | static unsigned long long get_mult_bytes(const char *str, int len, void *data, |
6925dd35 | 283 | int *percent) |
57fc29fa | 284 | { |
55ed9636 | 285 | const char *p = str; |
ba4ddd69 | 286 | int digit_seen = 0; |
57fc29fa | 287 | |
1d1c187b | 288 | if (len < 2) |
7bb59102 | 289 | return __get_mult_bytes(str, data, percent); |
1d1c187b | 290 | |
d0c814ec SL |
291 | /* |
292 | * Go forward until we hit a non-digit, or +/- sign | |
293 | */ | |
55ed9636 | 294 | while ((p - str) <= len) { |
ba4ddd69 JA |
295 | if (!isdigit((int) *p) && |
296 | (((*p != '+') && (*p != '-')) || digit_seen)) | |
55ed9636 | 297 | break; |
3c703d13 | 298 | digit_seen |= isdigit((int) *p); |
55ed9636 JA |
299 | p++; |
300 | } | |
301 | ||
7bb59102 | 302 | if (!isalpha((int) *p) && (*p != '%')) |
57fc29fa JA |
303 | p = NULL; |
304 | ||
7bb59102 | 305 | return __get_mult_bytes(p, data, percent); |
57fc29fa JA |
306 | } |
307 | ||
b470a02c | 308 | extern int evaluate_arithmetic_expression(const char *buffer, long long *ival, |
88038bc7 SC |
309 | double *dval, double implied_units, |
310 | int is_time); | |
b470a02c | 311 | |
83349190 YH |
312 | /* |
313 | * Convert string into a floating number. Return 1 for success and 0 otherwise. | |
314 | */ | |
88038bc7 | 315 | int str_to_float(const char *str, double *val, int is_time) |
83349190 | 316 | { |
b470a02c SC |
317 | #ifdef CONFIG_ARITHMETIC |
318 | int rc; | |
319 | long long ival; | |
320 | double dval; | |
321 | ||
322 | if (str[0] == '(') { | |
88038bc7 | 323 | rc = evaluate_arithmetic_expression(str, &ival, &dval, 1.0, is_time); |
b470a02c SC |
324 | if (!rc) { |
325 | *val = dval; | |
326 | return 1; | |
327 | } | |
328 | } | |
329 | #endif | |
330 | return 1 == sscanf(str, "%lf", val); | |
83349190 YH |
331 | } |
332 | ||
cb2c86fd | 333 | /* |
e1f36503 | 334 | * convert string into decimal value, noting any size suffix |
cb2c86fd | 335 | */ |
0de5b26f | 336 | int str_to_decimal(const char *str, long long *val, int kilo, void *data, |
88038bc7 | 337 | int is_seconds, int is_time) |
cb2c86fd | 338 | { |
b347f9da | 339 | int len, base; |
b470a02c SC |
340 | int rc = 1; |
341 | #ifdef CONFIG_ARITHMETIC | |
342 | long long ival; | |
343 | double dval; | |
8e2c678f | 344 | double implied_units = 1.0; |
b470a02c | 345 | #endif |
cb2c86fd | 346 | |
cb2c86fd | 347 | len = strlen(str); |
f90eff5a JA |
348 | if (!len) |
349 | return 1; | |
cb2c86fd | 350 | |
b470a02c | 351 | #ifdef CONFIG_ARITHMETIC |
8e2c678f SC |
352 | if (is_seconds) |
353 | implied_units = 1000000.0; | |
b470a02c | 354 | if (str[0] == '(') |
88038bc7 | 355 | rc = evaluate_arithmetic_expression(str, &ival, &dval, implied_units, is_time); |
18722a18 SC |
356 | if (str[0] == '(' && !rc) { |
357 | if (!kilo && is_seconds) | |
358 | *val = ival / 1000000LL; | |
359 | else | |
360 | *val = ival; | |
361 | } | |
b470a02c | 362 | #endif |
b347f9da | 363 | |
b470a02c SC |
364 | if (rc == 1) { |
365 | if (strstr(str, "0x") || strstr(str, "0X")) | |
366 | base = 16; | |
367 | else | |
368 | base = 10; | |
369 | ||
370 | *val = strtoll(str, NULL, base); | |
371 | if (*val == LONG_MAX && errno == ERANGE) | |
372 | return 1; | |
373 | } | |
cb2c86fd | 374 | |
7bb59102 JA |
375 | if (kilo) { |
376 | unsigned long long mult; | |
377 | int perc = 0; | |
378 | ||
6925dd35 | 379 | mult = get_mult_bytes(str, len, data, &perc); |
7bb59102 JA |
380 | if (perc) |
381 | *val = -1ULL - *val; | |
382 | else | |
383 | *val *= mult; | |
384 | } else | |
0de5b26f | 385 | *val *= get_mult_time(str, len, is_seconds); |
1d31d1bc | 386 | |
cb2c86fd JA |
387 | return 0; |
388 | } | |
389 | ||
9af4a244 | 390 | int check_str_bytes(const char *p, long long *val, void *data) |
cb2c86fd | 391 | { |
88038bc7 | 392 | return str_to_decimal(p, val, 1, data, 0, 0); |
cb2c86fd JA |
393 | } |
394 | ||
0de5b26f | 395 | int check_str_time(const char *p, long long *val, int is_seconds) |
cb2c86fd | 396 | { |
88038bc7 | 397 | return str_to_decimal(p, val, 0, NULL, is_seconds, 1); |
cb2c86fd JA |
398 | } |
399 | ||
400 | void strip_blank_front(char **p) | |
401 | { | |
402 | char *s = *p; | |
403 | ||
4c8e9640 JA |
404 | if (!strlen(s)) |
405 | return; | |
76cd9378 | 406 | while (isspace((int) *s)) |
cb2c86fd | 407 | s++; |
4d651dad JA |
408 | |
409 | *p = s; | |
cb2c86fd JA |
410 | } |
411 | ||
412 | void strip_blank_end(char *p) | |
413 | { | |
853ee7fc | 414 | char *start = p, *s; |
523bfadb | 415 | |
4c8e9640 JA |
416 | if (!strlen(p)) |
417 | return; | |
418 | ||
523bfadb JA |
419 | s = strchr(p, ';'); |
420 | if (s) | |
421 | *s = '\0'; | |
422 | s = strchr(p, '#'); | |
423 | if (s) | |
424 | *s = '\0'; | |
425 | if (s) | |
426 | p = s; | |
427 | ||
7f7e6e59 | 428 | s = p + strlen(p); |
76cd9378 | 429 | while ((isspace((int) *s) || iscntrl((int) *s)) && (s > start)) |
cb2c86fd JA |
430 | s--; |
431 | ||
432 | *(s + 1) = '\0'; | |
433 | } | |
434 | ||
d6978a32 | 435 | static int check_range_bytes(const char *str, long *val, void *data) |
cb2c86fd | 436 | { |
57fc29fa | 437 | long long __val; |
cb2c86fd | 438 | |
88038bc7 | 439 | if (!str_to_decimal(str, &__val, 1, data, 0, 0)) { |
57fc29fa | 440 | *val = __val; |
cb2c86fd JA |
441 | return 0; |
442 | } | |
443 | ||
cb2c86fd JA |
444 | return 1; |
445 | } | |
446 | ||
63f29372 | 447 | static int check_int(const char *p, int *val) |
cb2c86fd | 448 | { |
787f7e95 JA |
449 | if (!strlen(p)) |
450 | return 1; | |
d78ee463 | 451 | if (strstr(p, "0x") || strstr(p, "0X")) { |
a61bdfd8 JA |
452 | if (sscanf(p, "%x", val) == 1) |
453 | return 0; | |
454 | } else { | |
455 | if (sscanf(p, "%u", val) == 1) | |
456 | return 0; | |
457 | } | |
cb2c86fd | 458 | |
e1f36503 JA |
459 | return 1; |
460 | } | |
cb2c86fd | 461 | |
e6f735f0 | 462 | static size_t opt_len(const char *str) |
808def70 JA |
463 | { |
464 | char *postfix; | |
465 | ||
466 | postfix = strchr(str, ':'); | |
467 | if (!postfix) | |
468 | return strlen(str); | |
469 | ||
470 | return (int)(postfix - str); | |
471 | } | |
472 | ||
119cd939 JA |
473 | static int str_match_len(const struct value_pair *vp, const char *str) |
474 | { | |
475 | return max(strlen(vp->ival), opt_len(str)); | |
476 | } | |
477 | ||
f0fdbcaf JA |
478 | #define val_store(ptr, val, off, or, data, o) \ |
479 | do { \ | |
480 | ptr = td_var((data), (o), (off)); \ | |
481 | if ((or)) \ | |
482 | *ptr |= (val); \ | |
483 | else \ | |
484 | *ptr = (val); \ | |
17abbe89 JA |
485 | } while (0) |
486 | ||
c26438ad JA |
487 | static const char *opt_type_name(struct fio_option *o) |
488 | { | |
489 | compiletime_assert(ARRAY_SIZE(opt_type_names) - 1 == FIO_OPT_UNSUPPORTED, | |
490 | "opt_type_names[] index"); | |
491 | ||
47844764 | 492 | if (o->type <= FIO_OPT_UNSUPPORTED) |
c26438ad JA |
493 | return opt_type_names[o->type]; |
494 | ||
495 | return "OPT_UNKNOWN?"; | |
496 | } | |
497 | ||
f90eff5a | 498 | static int __handle_option(struct fio_option *o, const char *ptr, void *data, |
83349190 | 499 | int first, int more, int curr) |
cb2c86fd | 500 | { |
2fdbefdd | 501 | int il=0, *ilp; |
fd112d34 | 502 | fio_fp64_t *flp; |
63f29372 JA |
503 | long long ull, *ullp; |
504 | long ul1, ul2; | |
83349190 | 505 | double uf; |
bfe1d592 | 506 | char **cp = NULL; |
e42b01eb | 507 | int ret = 0, is_time = 0; |
c44b1ff5 JA |
508 | const struct value_pair *vp; |
509 | struct value_pair posval[PARSE_MAX_VP]; | |
510 | int i, all_skipped = 1; | |
cb2c86fd | 511 | |
c26438ad JA |
512 | dprint(FD_PARSE, "__handle_option=%s, type=%s, ptr=%s\n", o->name, |
513 | opt_type_name(o), ptr); | |
a3d741fa | 514 | |
e3cedca7 | 515 | if (!ptr && o->type != FIO_OPT_STR_SET && o->type != FIO_OPT_STR) { |
28d7c363 | 516 | log_err("Option %s requires an argument\n", o->name); |
08e26e35 JA |
517 | return 1; |
518 | } | |
519 | ||
e1f36503 | 520 | switch (o->type) { |
5f6ddf1e JA |
521 | case FIO_OPT_STR: |
522 | case FIO_OPT_STR_MULTI: { | |
e1f36503 | 523 | fio_opt_str_fn *fn = o->cb; |
b1ec1da6 | 524 | |
f085737f JA |
525 | posval_sort(o, posval); |
526 | ||
5f6ddf1e | 527 | ret = 1; |
b1ec1da6 | 528 | for (i = 0; i < PARSE_MAX_VP; i++) { |
f085737f | 529 | vp = &posval[i]; |
b1ec1da6 | 530 | if (!vp->ival || vp->ival[0] == '\0') |
a3073f4a | 531 | continue; |
ae2ddba4 | 532 | all_skipped = 0; |
078b46d1 JA |
533 | if (!ptr) |
534 | break; | |
119cd939 | 535 | if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) { |
b1ec1da6 | 536 | ret = 0; |
7b504edd | 537 | if (o->off1) |
ebadc0ce | 538 | val_store(ilp, vp->oval, o->off1, vp->orval, data, o); |
5f6ddf1e | 539 | continue; |
b1ec1da6 JA |
540 | } |
541 | } | |
cb2c86fd | 542 | |
ae2ddba4 | 543 | if (ret && !all_skipped) |
b1ec1da6 JA |
544 | show_option_values(o); |
545 | else if (fn) | |
546 | ret = fn(data, ptr); | |
e1f36503 JA |
547 | break; |
548 | } | |
e42b01eb JA |
549 | case FIO_OPT_STR_VAL_TIME: |
550 | is_time = 1; | |
1a1137d9 | 551 | case FIO_OPT_INT: |
e42b01eb JA |
552 | case FIO_OPT_STR_VAL: { |
553 | fio_opt_str_val_fn *fn = o->cb; | |
6eaf09d6 SL |
554 | char tmp[128], *p; |
555 | ||
88038bc7 SC |
556 | if (!is_time && o->is_time) |
557 | is_time = o->is_time; | |
558 | ||
209e1037 | 559 | tmp[sizeof(tmp) - 1] = '\0'; |
6eaf09d6 SL |
560 | strncpy(tmp, ptr, sizeof(tmp) - 1); |
561 | p = strchr(tmp, ','); | |
562 | if (p) | |
563 | *p = '\0'; | |
e42b01eb JA |
564 | |
565 | if (is_time) | |
0de5b26f | 566 | ret = check_str_time(tmp, &ull, o->is_seconds); |
e42b01eb | 567 | else |
6eaf09d6 | 568 | ret = check_str_bytes(tmp, &ull, data); |
e1f36503 | 569 | |
ae3fcb5a JA |
570 | dprint(FD_PARSE, " ret=%d, out=%llu\n", ret, ull); |
571 | ||
e1f36503 JA |
572 | if (ret) |
573 | break; | |
0f38bbef JA |
574 | if (o->pow2 && !is_power_of_2(ull)) { |
575 | log_err("%s: must be a power-of-2\n", o->name); | |
576 | return 1; | |
577 | } | |
e1f36503 | 578 | |
db8e0165 | 579 | if (o->maxval && ull > o->maxval) { |
d4fc2f04 JA |
580 | log_err("max value out of range: %llu" |
581 | " (%u max)\n", ull, o->maxval); | |
db8e0165 JA |
582 | return 1; |
583 | } | |
584 | if (o->minval && ull < o->minval) { | |
ff523a66 JA |
585 | log_err("min value out of range: %lld" |
586 | " (%d min)\n", ull, o->minval); | |
db8e0165 JA |
587 | return 1; |
588 | } | |
d926d535 JA |
589 | if (o->posval[0].ival) { |
590 | posval_sort(o, posval); | |
591 | ||
592 | ret = 1; | |
593 | for (i = 0; i < PARSE_MAX_VP; i++) { | |
594 | vp = &posval[i]; | |
595 | if (!vp->ival || vp->ival[0] == '\0') | |
596 | continue; | |
597 | if (vp->oval == ull) { | |
598 | ret = 0; | |
599 | break; | |
600 | } | |
601 | } | |
602 | if (ret) { | |
128e4caf JA |
603 | log_err("fio: value %llu not allowed:\n", ull); |
604 | show_option_values(o); | |
d926d535 JA |
605 | return 1; |
606 | } | |
607 | } | |
e1f36503 JA |
608 | |
609 | if (fn) | |
610 | ret = fn(data, &ull); | |
611 | else { | |
e01b22b8 | 612 | if (o->type == FIO_OPT_INT) { |
7b504edd JA |
613 | if (first) |
614 | val_store(ilp, ull, o->off1, 0, data, o); | |
6eaf09d6 | 615 | if (curr == 1) { |
7b504edd JA |
616 | if (o->off2) |
617 | val_store(ilp, ull, o->off2, 0, data, o); | |
02c6aad5 | 618 | } |
6eaf09d6 | 619 | if (curr == 2) { |
7b504edd JA |
620 | if (o->off3) |
621 | val_store(ilp, ull, o->off3, 0, data, o); | |
6eaf09d6 SL |
622 | } |
623 | if (!more) { | |
624 | if (curr < 1) { | |
7b504edd JA |
625 | if (o->off2) |
626 | val_store(ilp, ull, o->off2, 0, data, o); | |
6eaf09d6 SL |
627 | } |
628 | if (curr < 2) { | |
7b504edd JA |
629 | if (o->off3) |
630 | val_store(ilp, ull, o->off3, 0, data, o); | |
6eaf09d6 SL |
631 | } |
632 | } | |
75e6f36f | 633 | } else { |
7b504edd JA |
634 | if (first) |
635 | val_store(ullp, ull, o->off1, 0, data, o); | |
02c6aad5 | 636 | if (!more) { |
7b504edd JA |
637 | if (o->off2) |
638 | val_store(ullp, ull, o->off2, 0, data, o); | |
02c6aad5 | 639 | } |
75e6f36f | 640 | } |
e1f36503 JA |
641 | } |
642 | break; | |
643 | } | |
83349190 | 644 | case FIO_OPT_FLOAT_LIST: { |
eef02441 JA |
645 | char *cp2; |
646 | ||
435d195a VKF |
647 | if (first) { |
648 | /* | |
649 | ** Initialize precision to 0 and zero out list | |
650 | ** in case specified list is shorter than default | |
651 | */ | |
3e260a46 JA |
652 | if (o->off2) { |
653 | ul2 = 0; | |
f0fdbcaf | 654 | ilp = td_var(data, o, o->off2); |
3e260a46 JA |
655 | *ilp = ul2; |
656 | } | |
435d195a | 657 | |
f0fdbcaf | 658 | flp = td_var(data, o, o->off1); |
435d195a VKF |
659 | for(i = 0; i < o->maxlen; i++) |
660 | flp[i].u.f = 0.0; | |
661 | } | |
83349190 | 662 | if (curr >= o->maxlen) { |
28d7c363 | 663 | log_err("the list exceeding max length %d\n", |
83349190 YH |
664 | o->maxlen); |
665 | return 1; | |
666 | } | |
88038bc7 | 667 | if (!str_to_float(ptr, &uf, 0)) { /* this breaks if we ever have lists of times */ |
28d7c363 | 668 | log_err("not a floating point value: %s\n", ptr); |
83349190 YH |
669 | return 1; |
670 | } | |
26650695 | 671 | if (uf > o->maxfp) { |
28d7c363 | 672 | log_err("value out of range: %f" |
83349190 YH |
673 | " (range max: %f)\n", uf, o->maxfp); |
674 | return 1; | |
675 | } | |
26650695 | 676 | if (uf < o->minfp) { |
28d7c363 | 677 | log_err("value out of range: %f" |
83349190 YH |
678 | " (range min: %f)\n", uf, o->minfp); |
679 | return 1; | |
680 | } | |
681 | ||
f0fdbcaf | 682 | flp = td_var(data, o, o->off1); |
fd112d34 | 683 | flp[curr].u.f = uf; |
83349190 | 684 | |
ae3fcb5a JA |
685 | dprint(FD_PARSE, " out=%f\n", uf); |
686 | ||
435d195a VKF |
687 | /* |
688 | ** Calculate precision for output by counting | |
689 | ** number of digits after period. Find first | |
690 | ** period in entire remaining list each time | |
691 | */ | |
692 | cp2 = strchr(ptr, '.'); | |
693 | if (cp2 != NULL) { | |
eef02441 | 694 | int len = 0; |
435d195a VKF |
695 | |
696 | while (*++cp2 != '\0' && *cp2 >= '0' && *cp2 <= '9') | |
697 | len++; | |
698 | ||
3e260a46 | 699 | if (o->off2) { |
f0fdbcaf | 700 | ilp = td_var(data, o, o->off2); |
3e260a46 JA |
701 | if (len > *ilp) |
702 | *ilp = len; | |
703 | } | |
435d195a VKF |
704 | } |
705 | ||
83349190 YH |
706 | break; |
707 | } | |
af52b345 JA |
708 | case FIO_OPT_STR_STORE: { |
709 | fio_opt_str_fn *fn = o->cb; | |
710 | ||
f75c69a1 JA |
711 | if (!strlen(ptr)) |
712 | return 1; | |
713 | ||
7b504edd | 714 | if (o->off1) { |
f0fdbcaf | 715 | cp = td_var(data, o, o->off1); |
184b4098 | 716 | *cp = strdup(ptr); |
1c964ce5 | 717 | } |
02c6aad5 | 718 | |
184b4098 SL |
719 | if (fn) |
720 | ret = fn(data, ptr); | |
721 | else if (o->posval[0].ival) { | |
722 | posval_sort(o, posval); | |
723 | ||
724 | ret = 1; | |
725 | for (i = 0; i < PARSE_MAX_VP; i++) { | |
726 | vp = &posval[i]; | |
ab50817f | 727 | if (!vp->ival || vp->ival[0] == '\0' || !cp) |
184b4098 SL |
728 | continue; |
729 | all_skipped = 0; | |
119cd939 | 730 | if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) { |
184b4098 SL |
731 | char *rest; |
732 | ||
733 | ret = 0; | |
734 | if (vp->cb) | |
735 | fn = vp->cb; | |
736 | rest = strstr(*cp ?: ptr, ":"); | |
737 | if (rest) { | |
738 | if (*cp) | |
739 | *rest = '\0'; | |
740 | ptr = rest + 1; | |
741 | } else | |
742 | ptr = NULL; | |
743 | break; | |
744 | } | |
af52b345 JA |
745 | } |
746 | } | |
c44b1ff5 | 747 | |
184b4098 SL |
748 | if (!all_skipped) { |
749 | if (ret && !*cp) | |
750 | show_option_values(o); | |
751 | else if (ret && *cp) | |
752 | ret = 0; | |
753 | else if (fn && ptr) | |
754 | ret = fn(data, ptr); | |
755 | } | |
c44b1ff5 | 756 | |
e1f36503 | 757 | break; |
af52b345 | 758 | } |
e1f36503 | 759 | case FIO_OPT_RANGE: { |
b765a372 | 760 | char tmp[128]; |
e1f36503 JA |
761 | char *p1, *p2; |
762 | ||
209e1037 | 763 | tmp[sizeof(tmp) - 1] = '\0'; |
0bbab0e7 | 764 | strncpy(tmp, ptr, sizeof(tmp) - 1); |
b765a372 | 765 | |
31d23f47 DE |
766 | /* Handle bsrange with separate read,write values: */ |
767 | p1 = strchr(tmp, ','); | |
768 | if (p1) | |
769 | *p1 = '\0'; | |
770 | ||
b765a372 | 771 | p1 = strchr(tmp, '-'); |
e1f36503 | 772 | if (!p1) { |
0c9baf91 JA |
773 | p1 = strchr(tmp, ':'); |
774 | if (!p1) { | |
775 | ret = 1; | |
776 | break; | |
777 | } | |
e1f36503 JA |
778 | } |
779 | ||
780 | p2 = p1 + 1; | |
781 | *p1 = '\0'; | |
b765a372 | 782 | p1 = tmp; |
e1f36503 JA |
783 | |
784 | ret = 1; | |
d6978a32 JA |
785 | if (!check_range_bytes(p1, &ul1, data) && |
786 | !check_range_bytes(p2, &ul2, data)) { | |
e1f36503 | 787 | ret = 0; |
e1f36503 | 788 | if (ul1 > ul2) { |
f90eff5a JA |
789 | unsigned long foo = ul1; |
790 | ||
791 | ul1 = ul2; | |
792 | ul2 = foo; | |
793 | } | |
794 | ||
795 | if (first) { | |
7b504edd JA |
796 | val_store(ilp, ul1, o->off1, 0, data, o); |
797 | val_store(ilp, ul2, o->off2, 0, data, o); | |
17abbe89 | 798 | } |
6eaf09d6 | 799 | if (curr == 1) { |
7b504edd JA |
800 | if (o->off3 && o->off4) { |
801 | val_store(ilp, ul1, o->off3, 0, data, o); | |
802 | val_store(ilp, ul2, o->off4, 0, data, o); | |
6eaf09d6 SL |
803 | } |
804 | } | |
805 | if (curr == 2) { | |
7b504edd JA |
806 | if (o->off5 && o->off6) { |
807 | val_store(ilp, ul1, o->off5, 0, data, o); | |
808 | val_store(ilp, ul2, o->off6, 0, data, o); | |
6eaf09d6 SL |
809 | } |
810 | } | |
811 | if (!more) { | |
812 | if (curr < 1) { | |
7b504edd JA |
813 | if (o->off3 && o->off4) { |
814 | val_store(ilp, ul1, o->off3, 0, data, o); | |
815 | val_store(ilp, ul2, o->off4, 0, data, o); | |
6eaf09d6 SL |
816 | } |
817 | } | |
818 | if (curr < 2) { | |
7b504edd JA |
819 | if (o->off5 && o->off6) { |
820 | val_store(ilp, ul1, o->off5, 0, data, o); | |
821 | val_store(ilp, ul2, o->off6, 0, data, o); | |
6eaf09d6 SL |
822 | } |
823 | } | |
e1f36503 | 824 | } |
17abbe89 JA |
825 | } |
826 | ||
e1f36503 JA |
827 | break; |
828 | } | |
74ba1808 JA |
829 | case FIO_OPT_BOOL: |
830 | case FIO_OPT_STR_SET: { | |
e1f36503 JA |
831 | fio_opt_int_fn *fn = o->cb; |
832 | ||
74ba1808 JA |
833 | if (ptr) |
834 | ret = check_int(ptr, &il); | |
835 | else if (o->type == FIO_OPT_BOOL) | |
836 | ret = 1; | |
837 | else | |
838 | il = 1; | |
839 | ||
ae3fcb5a JA |
840 | dprint(FD_PARSE, " ret=%d, out=%d\n", ret, il); |
841 | ||
e1f36503 JA |
842 | if (ret) |
843 | break; | |
844 | ||
db8e0165 | 845 | if (o->maxval && il > (int) o->maxval) { |
28d7c363 | 846 | log_err("max value out of range: %d (%d max)\n", |
5ec10eaa | 847 | il, o->maxval); |
db8e0165 JA |
848 | return 1; |
849 | } | |
850 | if (o->minval && il < o->minval) { | |
28d7c363 | 851 | log_err("min value out of range: %d (%d min)\n", |
5ec10eaa | 852 | il, o->minval); |
db8e0165 JA |
853 | return 1; |
854 | } | |
e1f36503 | 855 | |
76a43db4 JA |
856 | if (o->neg) |
857 | il = !il; | |
858 | ||
e1f36503 JA |
859 | if (fn) |
860 | ret = fn(data, &il); | |
861 | else { | |
7b504edd JA |
862 | if (first) |
863 | val_store(ilp, il, o->off1, 0, data, o); | |
02c6aad5 | 864 | if (!more) { |
7b504edd JA |
865 | if (o->off2) |
866 | val_store(ilp, il, o->off2, 0, data, o); | |
02c6aad5 | 867 | } |
e1f36503 JA |
868 | } |
869 | break; | |
870 | } | |
15ca150e | 871 | case FIO_OPT_DEPRECATED: |
06b0be6e | 872 | log_info("Option %s is deprecated\n", o->name); |
d9472271 | 873 | ret = 1; |
15ca150e | 874 | break; |
e1f36503 | 875 | default: |
06b0be6e | 876 | log_err("Bad option type %u\n", o->type); |
e1f36503 JA |
877 | ret = 1; |
878 | } | |
cb2c86fd | 879 | |
70a4c0c8 JA |
880 | if (ret) |
881 | return ret; | |
882 | ||
d447a8c2 | 883 | if (o->verify) { |
70a4c0c8 | 884 | ret = o->verify(o, data); |
d447a8c2 | 885 | if (ret) { |
28d7c363 JA |
886 | log_err("Correct format for offending option\n"); |
887 | log_err("%20s: %s\n", o->name, o->help); | |
06b0be6e | 888 | show_option_help(o, 1); |
d447a8c2 JA |
889 | } |
890 | } | |
70a4c0c8 | 891 | |
e1f36503 | 892 | return ret; |
cb2c86fd JA |
893 | } |
894 | ||
7c8f1a5c | 895 | static int handle_option(struct fio_option *o, const char *__ptr, void *data) |
f90eff5a | 896 | { |
b62bdf2c JA |
897 | char *o_ptr, *ptr, *ptr2; |
898 | int ret, done; | |
f90eff5a | 899 | |
7c8f1a5c JA |
900 | dprint(FD_PARSE, "handle_option=%s, ptr=%s\n", o->name, __ptr); |
901 | ||
b62bdf2c | 902 | o_ptr = ptr = NULL; |
7c8f1a5c | 903 | if (__ptr) |
b62bdf2c | 904 | o_ptr = ptr = strdup(__ptr); |
a3d741fa | 905 | |
f90eff5a | 906 | /* |
b62bdf2c JA |
907 | * See if we have another set of parameters, hidden after a comma. |
908 | * Do this before parsing this round, to check if we should | |
787f7e95 | 909 | * copy set 1 options to set 2. |
f90eff5a | 910 | */ |
b62bdf2c JA |
911 | done = 0; |
912 | ret = 1; | |
913 | do { | |
914 | int __ret; | |
915 | ||
916 | ptr2 = NULL; | |
917 | if (ptr && | |
918 | (o->type != FIO_OPT_STR_STORE) && | |
83349190 YH |
919 | (o->type != FIO_OPT_STR) && |
920 | (o->type != FIO_OPT_FLOAT_LIST)) { | |
b62bdf2c JA |
921 | ptr2 = strchr(ptr, ','); |
922 | if (ptr2 && *(ptr2 + 1) == '\0') | |
923 | *ptr2 = '\0'; | |
6eaf09d6 | 924 | if (o->type != FIO_OPT_STR_MULTI && o->type != FIO_OPT_RANGE) { |
b62bdf2c JA |
925 | if (!ptr2) |
926 | ptr2 = strchr(ptr, ':'); | |
927 | if (!ptr2) | |
928 | ptr2 = strchr(ptr, '-'); | |
929 | } | |
83349190 YH |
930 | } else if (ptr && o->type == FIO_OPT_FLOAT_LIST) { |
931 | ptr2 = strchr(ptr, ':'); | |
b62bdf2c | 932 | } |
787f7e95 | 933 | |
b62bdf2c JA |
934 | /* |
935 | * Don't return early if parsing the first option fails - if | |
936 | * we are doing multiple arguments, we can allow the first one | |
937 | * being empty. | |
938 | */ | |
83349190 | 939 | __ret = __handle_option(o, ptr, data, !done, !!ptr2, done); |
b62bdf2c JA |
940 | if (ret) |
941 | ret = __ret; | |
787f7e95 | 942 | |
b62bdf2c JA |
943 | if (!ptr2) |
944 | break; | |
f90eff5a | 945 | |
b62bdf2c JA |
946 | ptr = ptr2 + 1; |
947 | done++; | |
948 | } while (1); | |
787f7e95 | 949 | |
b62bdf2c JA |
950 | if (o_ptr) |
951 | free(o_ptr); | |
952 | return ret; | |
f90eff5a JA |
953 | } |
954 | ||
75e6bcba JA |
955 | struct fio_option *find_option(struct fio_option *options, const char *opt) |
956 | { | |
957 | struct fio_option *o; | |
958 | ||
959 | for (o = &options[0]; o->name; o++) { | |
960 | if (!o_match(o, opt)) | |
961 | continue; | |
962 | if (o->type == FIO_OPT_UNSUPPORTED) { | |
963 | log_err("Option <%s>: %s\n", o->name, o->help); | |
964 | continue; | |
965 | } | |
966 | ||
967 | return o; | |
968 | } | |
969 | ||
970 | return NULL; | |
971 | } | |
972 | ||
973 | ||
de890a1e | 974 | static struct fio_option *get_option(char *opt, |
07b3232d | 975 | struct fio_option *options, char **post) |
3b8b7135 JA |
976 | { |
977 | struct fio_option *o; | |
978 | char *ret; | |
979 | ||
980 | ret = strchr(opt, '='); | |
981 | if (ret) { | |
982 | *post = ret; | |
983 | *ret = '\0'; | |
de890a1e | 984 | ret = opt; |
3b8b7135 | 985 | (*post)++; |
43c129b4 | 986 | strip_blank_end(ret); |
07b3232d | 987 | o = find_option(options, ret); |
3b8b7135 | 988 | } else { |
07b3232d | 989 | o = find_option(options, opt); |
3b8b7135 JA |
990 | *post = NULL; |
991 | } | |
992 | ||
993 | return o; | |
994 | } | |
995 | ||
996 | static int opt_cmp(const void *p1, const void *p2) | |
997 | { | |
de890a1e SL |
998 | struct fio_option *o; |
999 | char *s, *foo; | |
8cdabc1d | 1000 | int prio1, prio2; |
3b8b7135 | 1001 | |
8cdabc1d | 1002 | prio1 = prio2 = 0; |
3b8b7135 | 1003 | |
de890a1e SL |
1004 | if (*(char **)p1) { |
1005 | s = strdup(*((char **) p1)); | |
9af4a244 | 1006 | o = get_option(s, __fio_options, &foo); |
de890a1e SL |
1007 | if (o) |
1008 | prio1 = o->prio; | |
1009 | free(s); | |
1010 | } | |
1011 | if (*(char **)p2) { | |
1012 | s = strdup(*((char **) p2)); | |
9af4a244 | 1013 | o = get_option(s, __fio_options, &foo); |
de890a1e SL |
1014 | if (o) |
1015 | prio2 = o->prio; | |
1016 | free(s); | |
1017 | } | |
1018 | ||
8cdabc1d | 1019 | return prio2 - prio1; |
3b8b7135 JA |
1020 | } |
1021 | ||
1022 | void sort_options(char **opts, struct fio_option *options, int num_opts) | |
1023 | { | |
9af4a244 | 1024 | __fio_options = options; |
3b8b7135 | 1025 | qsort(opts, num_opts, sizeof(char *), opt_cmp); |
9af4a244 | 1026 | __fio_options = NULL; |
3b8b7135 JA |
1027 | } |
1028 | ||
d8b4f395 JA |
1029 | static void add_to_dump_list(struct fio_option *o, struct flist_head *dump_list, |
1030 | const char *post) | |
1031 | { | |
1032 | struct print_option *p; | |
1033 | ||
1034 | if (!dump_list) | |
1035 | return; | |
1036 | ||
1037 | p = malloc(sizeof(*p)); | |
1038 | p->name = strdup(o->name); | |
1039 | if (post) | |
1040 | p->value = strdup(post); | |
1041 | else | |
1042 | p->value = NULL; | |
1043 | ||
1044 | flist_add_tail(&p->list, dump_list); | |
1045 | } | |
1046 | ||
b4692828 | 1047 | int parse_cmd_option(const char *opt, const char *val, |
d8b4f395 JA |
1048 | struct fio_option *options, void *data, |
1049 | struct flist_head *dump_list) | |
b4692828 JA |
1050 | { |
1051 | struct fio_option *o; | |
1052 | ||
07b3232d | 1053 | o = find_option(options, opt); |
b4692828 | 1054 | if (!o) { |
06b0be6e | 1055 | log_err("Bad option <%s>\n", opt); |
b4692828 JA |
1056 | return 1; |
1057 | } | |
1058 | ||
d8b4f395 JA |
1059 | if (handle_option(o, val, data)) { |
1060 | log_err("fio: failed parsing %s=%s\n", opt, val); | |
1061 | return 1; | |
1062 | } | |
b1508cf9 | 1063 | |
d8b4f395 JA |
1064 | add_to_dump_list(o, dump_list, val); |
1065 | return 0; | |
b4692828 JA |
1066 | } |
1067 | ||
de890a1e | 1068 | int parse_option(char *opt, const char *input, |
292cc475 | 1069 | struct fio_option *options, struct fio_option **o, void *data, |
c2292325 | 1070 | struct flist_head *dump_list) |
cb2c86fd | 1071 | { |
d0c814ec | 1072 | char *post; |
e1f36503 | 1073 | |
d0c814ec SL |
1074 | if (!opt) { |
1075 | log_err("fio: failed parsing %s\n", input); | |
de890a1e | 1076 | *o = NULL; |
38789b58 | 1077 | return 1; |
d0c814ec | 1078 | } |
e1f36503 | 1079 | |
de890a1e SL |
1080 | *o = get_option(opt, options, &post); |
1081 | if (!*o) { | |
1082 | if (post) { | |
1083 | int len = strlen(opt); | |
1084 | if (opt + len + 1 != post) | |
1085 | memmove(opt + len + 1, post, strlen(post)); | |
1086 | opt[len] = '='; | |
1087 | } | |
e1f36503 JA |
1088 | return 1; |
1089 | } | |
1090 | ||
292cc475 JA |
1091 | if (handle_option(*o, post, data)) { |
1092 | log_err("fio: failed parsing %s\n", input); | |
1093 | return 1; | |
1094 | } | |
b1508cf9 | 1095 | |
d8b4f395 | 1096 | add_to_dump_list(*o, dump_list, post); |
292cc475 | 1097 | return 0; |
e1f36503 | 1098 | } |
fd28ca49 | 1099 | |
0e9f7fac JA |
1100 | /* |
1101 | * Option match, levenshtein distance. Handy for not quite remembering what | |
1102 | * the option name is. | |
1103 | */ | |
a893c261 | 1104 | int string_distance(const char *s1, const char *s2) |
0e9f7fac JA |
1105 | { |
1106 | unsigned int s1_len = strlen(s1); | |
1107 | unsigned int s2_len = strlen(s2); | |
1108 | unsigned int *p, *q, *r; | |
1109 | unsigned int i, j; | |
1110 | ||
1111 | p = malloc(sizeof(unsigned int) * (s2_len + 1)); | |
1112 | q = malloc(sizeof(unsigned int) * (s2_len + 1)); | |
1113 | ||
1114 | p[0] = 0; | |
1115 | for (i = 1; i <= s2_len; i++) | |
1116 | p[i] = p[i - 1] + 1; | |
1117 | ||
1118 | for (i = 1; i <= s1_len; i++) { | |
1119 | q[0] = p[0] + 1; | |
1120 | for (j = 1; j <= s2_len; j++) { | |
1121 | unsigned int sub = p[j - 1]; | |
8a1db9a1 | 1122 | unsigned int pmin; |
0e9f7fac JA |
1123 | |
1124 | if (s1[i - 1] != s2[j - 1]) | |
1125 | sub++; | |
1126 | ||
8a1db9a1 JA |
1127 | pmin = min(q[j - 1] + 1, sub); |
1128 | q[j] = min(p[j] + 1, pmin); | |
0e9f7fac JA |
1129 | } |
1130 | r = p; | |
1131 | p = q; | |
1132 | q = r; | |
1133 | } | |
1134 | ||
1135 | i = p[s2_len]; | |
1136 | free(p); | |
1137 | free(q); | |
1138 | return i; | |
1139 | } | |
1140 | ||
3701636d JA |
1141 | /* |
1142 | * Make a guess of whether the distance from 's1' is significant enough | |
1143 | * to warrant printing the guess. We set this to a 1/2 match. | |
1144 | */ | |
1145 | int string_distance_ok(const char *opt, int distance) | |
1146 | { | |
1147 | size_t len; | |
1148 | ||
1149 | len = strlen(opt); | |
1150 | len = (len + 1) / 2; | |
1151 | return distance <= len; | |
1152 | } | |
1153 | ||
afdf9352 JA |
1154 | static struct fio_option *find_child(struct fio_option *options, |
1155 | struct fio_option *o) | |
1156 | { | |
1157 | struct fio_option *__o; | |
1158 | ||
fdf28744 JA |
1159 | for (__o = options + 1; __o->name; __o++) |
1160 | if (__o->parent && !strcmp(__o->parent, o->name)) | |
afdf9352 JA |
1161 | return __o; |
1162 | ||
1163 | return NULL; | |
1164 | } | |
1165 | ||
323d9113 JA |
1166 | static void __print_option(struct fio_option *o, struct fio_option *org, |
1167 | int level) | |
afdf9352 JA |
1168 | { |
1169 | char name[256], *p; | |
323d9113 | 1170 | int depth; |
afdf9352 JA |
1171 | |
1172 | if (!o) | |
1173 | return; | |
ef9aff52 JA |
1174 | if (!org) |
1175 | org = o; | |
5ec10eaa | 1176 | |
afdf9352 | 1177 | p = name; |
323d9113 JA |
1178 | depth = level; |
1179 | while (depth--) | |
1180 | p += sprintf(p, "%s", " "); | |
afdf9352 JA |
1181 | |
1182 | sprintf(p, "%s", o->name); | |
1183 | ||
28d7c363 | 1184 | log_info("%-24s: %s\n", name, o->help); |
323d9113 JA |
1185 | } |
1186 | ||
1187 | static void print_option(struct fio_option *o) | |
1188 | { | |
1189 | struct fio_option *parent; | |
1190 | struct fio_option *__o; | |
1191 | unsigned int printed; | |
1192 | unsigned int level; | |
1193 | ||
1194 | __print_option(o, NULL, 0); | |
1195 | parent = o; | |
1196 | level = 0; | |
1197 | do { | |
1198 | level++; | |
1199 | printed = 0; | |
1200 | ||
1201 | while ((__o = find_child(o, parent)) != NULL) { | |
1202 | __print_option(__o, o, level); | |
1203 | o = __o; | |
1204 | printed++; | |
1205 | } | |
1206 | ||
1207 | parent = o; | |
1208 | } while (printed); | |
afdf9352 JA |
1209 | } |
1210 | ||
07b3232d | 1211 | int show_cmd_help(struct fio_option *options, const char *name) |
0e9f7fac JA |
1212 | { |
1213 | struct fio_option *o, *closest; | |
d091d099 | 1214 | unsigned int best_dist = -1U; |
29fc6afe | 1215 | int found = 0; |
320beefe JA |
1216 | int show_all = 0; |
1217 | ||
1218 | if (!name || !strcmp(name, "all")) | |
1219 | show_all = 1; | |
fd28ca49 | 1220 | |
0e9f7fac JA |
1221 | closest = NULL; |
1222 | best_dist = -1; | |
4945ba12 | 1223 | for (o = &options[0]; o->name; o++) { |
320beefe JA |
1224 | int match = 0; |
1225 | ||
15ca150e JA |
1226 | if (o->type == FIO_OPT_DEPRECATED) |
1227 | continue; | |
07b3232d JA |
1228 | if (!exec_profile && o->prof_name) |
1229 | continue; | |
4ac23d27 JA |
1230 | if (exec_profile && !(o->prof_name && !strcmp(exec_profile, o->prof_name))) |
1231 | continue; | |
15ca150e | 1232 | |
0e9f7fac | 1233 | if (name) { |
7f9348f8 JA |
1234 | if (!strcmp(name, o->name) || |
1235 | (o->alias && !strcmp(name, o->alias))) | |
0e9f7fac JA |
1236 | match = 1; |
1237 | else { | |
1238 | unsigned int dist; | |
1239 | ||
1240 | dist = string_distance(name, o->name); | |
1241 | if (dist < best_dist) { | |
1242 | best_dist = dist; | |
1243 | closest = o; | |
1244 | } | |
1245 | } | |
1246 | } | |
fd28ca49 JA |
1247 | |
1248 | if (show_all || match) { | |
29fc6afe | 1249 | found = 1; |
c167dedc | 1250 | if (match) |
28d7c363 | 1251 | log_info("%20s: %s\n", o->name, o->help); |
c167dedc | 1252 | if (show_all) { |
afdf9352 | 1253 | if (!o->parent) |
323d9113 | 1254 | print_option(o); |
4945ba12 | 1255 | continue; |
c167dedc | 1256 | } |
fd28ca49 JA |
1257 | } |
1258 | ||
70df2f19 JA |
1259 | if (!match) |
1260 | continue; | |
1261 | ||
06b0be6e | 1262 | show_option_help(o, 0); |
fd28ca49 JA |
1263 | } |
1264 | ||
29fc6afe JA |
1265 | if (found) |
1266 | return 0; | |
fd28ca49 | 1267 | |
28d7c363 | 1268 | log_err("No such command: %s", name); |
d091d099 JA |
1269 | |
1270 | /* | |
1271 | * Only print an appropriately close option, one where the edit | |
1272 | * distance isn't too big. Otherwise we get crazy matches. | |
1273 | */ | |
1274 | if (closest && best_dist < 3) { | |
28d7c363 JA |
1275 | log_info(" - showing closest match\n"); |
1276 | log_info("%20s: %s\n", closest->name, closest->help); | |
06b0be6e | 1277 | show_option_help(closest, 0); |
0e9f7fac | 1278 | } else |
28d7c363 | 1279 | log_info("\n"); |
0e9f7fac | 1280 | |
29fc6afe | 1281 | return 1; |
fd28ca49 | 1282 | } |
ee738499 | 1283 | |
13335ddb JA |
1284 | /* |
1285 | * Handle parsing of default parameters. | |
1286 | */ | |
ee738499 JA |
1287 | void fill_default_options(void *data, struct fio_option *options) |
1288 | { | |
4945ba12 | 1289 | struct fio_option *o; |
ee738499 | 1290 | |
a3d741fa JA |
1291 | dprint(FD_PARSE, "filling default options\n"); |
1292 | ||
4945ba12 | 1293 | for (o = &options[0]; o->name; o++) |
ee738499 JA |
1294 | if (o->def) |
1295 | handle_option(o, o->def, data); | |
ee738499 | 1296 | } |
13335ddb | 1297 | |
8aa89d70 | 1298 | static void option_init(struct fio_option *o) |
9f988e2e | 1299 | { |
75e6bcba | 1300 | if (o->type == FIO_OPT_DEPRECATED || o->type == FIO_OPT_UNSUPPORTED) |
9f988e2e | 1301 | return; |
bbcacb72 JA |
1302 | if (o->name && !o->lname) |
1303 | log_err("Option %s: missing long option name\n", o->name); | |
9f988e2e JA |
1304 | if (o->type == FIO_OPT_BOOL) { |
1305 | o->minval = 0; | |
1306 | o->maxval = 1; | |
1307 | } | |
d4fc2f04 JA |
1308 | if (o->type == FIO_OPT_INT) { |
1309 | if (!o->maxval) | |
1310 | o->maxval = UINT_MAX; | |
1311 | } | |
83349190 | 1312 | if (o->type == FIO_OPT_FLOAT_LIST) { |
ab9461ea BC |
1313 | o->minfp = DBL_MIN; |
1314 | o->maxfp = DBL_MAX; | |
83349190 | 1315 | } |
c8931876 | 1316 | if (o->type == FIO_OPT_STR_SET && o->def && !o->no_warn_def) { |
06b0be6e | 1317 | log_err("Option %s: string set option with" |
9f988e2e JA |
1318 | " default will always be true\n", o->name); |
1319 | } | |
7b504edd | 1320 | if (!o->cb && !o->off1) |
06b0be6e | 1321 | log_err("Option %s: neither cb nor offset given\n", o->name); |
22754746 | 1322 | if (!o->category) { |
cca5b5bc | 1323 | log_info("Option %s: no category defined. Setting to misc\n", o->name); |
22754746 | 1324 | o->category = FIO_OPT_C_GENERAL; |
ffd7821f | 1325 | o->group = FIO_OPT_G_INVALID; |
22754746 | 1326 | } |
5f6ddf1e JA |
1327 | if (o->type == FIO_OPT_STR || o->type == FIO_OPT_STR_STORE || |
1328 | o->type == FIO_OPT_STR_MULTI) | |
9f988e2e | 1329 | return; |
9f988e2e JA |
1330 | } |
1331 | ||
13335ddb JA |
1332 | /* |
1333 | * Sanitize the options structure. For now it just sets min/max for bool | |
5b0a8880 | 1334 | * values and whether both callback and offsets are given. |
13335ddb JA |
1335 | */ |
1336 | void options_init(struct fio_option *options) | |
1337 | { | |
4945ba12 | 1338 | struct fio_option *o; |
13335ddb | 1339 | |
a3d741fa JA |
1340 | dprint(FD_PARSE, "init options\n"); |
1341 | ||
90265353 | 1342 | for (o = &options[0]; o->name; o++) { |
9f988e2e | 1343 | option_init(o); |
90265353 JA |
1344 | if (o->inverse) |
1345 | o->inv_opt = find_option(options, o->inverse); | |
1346 | } | |
13335ddb | 1347 | } |
7e356b2d | 1348 | |
53b5693d TK |
1349 | void options_mem_dupe(struct fio_option *options, void *data) |
1350 | { | |
1351 | struct fio_option *o; | |
1352 | char **ptr; | |
1353 | ||
1354 | dprint(FD_PARSE, "dup options\n"); | |
1355 | ||
1356 | for (o = &options[0]; o->name; o++) { | |
1357 | if (o->type != FIO_OPT_STR_STORE) | |
1358 | continue; | |
1359 | ||
1360 | ptr = td_var(data, o, o->off1); | |
1361 | if (*ptr) | |
1362 | *ptr = strdup(*ptr); | |
1363 | } | |
1364 | } | |
1365 | ||
7e356b2d JA |
1366 | void options_free(struct fio_option *options, void *data) |
1367 | { | |
1368 | struct fio_option *o; | |
1369 | char **ptr; | |
1370 | ||
1371 | dprint(FD_PARSE, "free options\n"); | |
1372 | ||
1373 | for (o = &options[0]; o->name; o++) { | |
43f466e6 | 1374 | if (o->type != FIO_OPT_STR_STORE || !o->off1 || o->no_free) |
7e356b2d JA |
1375 | continue; |
1376 | ||
f0fdbcaf | 1377 | ptr = td_var(data, o, o->off1); |
7e356b2d JA |
1378 | if (*ptr) { |
1379 | free(*ptr); | |
1380 | *ptr = NULL; | |
1381 | } | |
1382 | } | |
1383 | } |