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> | |
6 | #include <unistd.h> | |
7 | #include <ctype.h> | |
8 | #include <string.h> | |
9 | #include <errno.h> | |
10 | #include <limits.h> | |
88b5a391 | 11 | #include <stdlib.h> |
83349190 | 12 | #include <math.h> |
ab9461ea | 13 | #include <float.h> |
cb2c86fd JA |
14 | |
15 | #include "parse.h" | |
a3d741fa | 16 | #include "debug.h" |
9f988e2e | 17 | #include "options.h" |
d220c761 | 18 | #include "optgroup.h" |
e25839d4 | 19 | #include "minmax.h" |
fd112d34 | 20 | #include "lib/ieee754.h" |
0f38bbef | 21 | #include "lib/pow2.h" |
cb2c86fd | 22 | |
b470a02c SC |
23 | #ifdef CONFIG_ARITHMETIC |
24 | #include "y.tab.h" | |
25 | #endif | |
26 | ||
9af4a244 | 27 | static struct fio_option *__fio_options; |
3b8b7135 | 28 | |
f085737f JA |
29 | static int vp_cmp(const void *p1, const void *p2) |
30 | { | |
31 | const struct value_pair *vp1 = p1; | |
32 | const struct value_pair *vp2 = p2; | |
33 | ||
34 | return strlen(vp2->ival) - strlen(vp1->ival); | |
35 | } | |
36 | ||
ce952ab6 | 37 | static void posval_sort(struct fio_option *o, struct value_pair *vpmap) |
f085737f JA |
38 | { |
39 | const struct value_pair *vp; | |
40 | int entries; | |
41 | ||
42 | memset(vpmap, 0, PARSE_MAX_VP * sizeof(struct value_pair)); | |
43 | ||
44 | for (entries = 0; entries < PARSE_MAX_VP; entries++) { | |
45 | vp = &o->posval[entries]; | |
46 | if (!vp->ival || vp->ival[0] == '\0') | |
47 | break; | |
48 | ||
49 | memcpy(&vpmap[entries], vp, sizeof(*vp)); | |
50 | } | |
51 | ||
52 | qsort(vpmap, entries, sizeof(struct value_pair), vp_cmp); | |
53 | } | |
54 | ||
06b0be6e | 55 | static void show_option_range(struct fio_option *o, |
5768cc2b | 56 | size_t (*logger)(const char *format, ...)) |
b1ec1da6 | 57 | { |
3c037bcf | 58 | if (o->type == FIO_OPT_FLOAT_LIST) { |
ab9461ea | 59 | if (o->minfp == DBL_MIN && o->maxfp == DBL_MAX) |
83349190 YH |
60 | return; |
61 | ||
06b0be6e | 62 | logger("%20s: min=%f", "range", o->minfp); |
ab9461ea | 63 | if (o->maxfp != DBL_MAX) |
06b0be6e JA |
64 | logger(", max=%f", o->maxfp); |
65 | logger("\n"); | |
3c037bcf | 66 | } else if (!o->posval[0].ival) { |
83349190 YH |
67 | if (!o->minval && !o->maxval) |
68 | return; | |
b1ec1da6 | 69 | |
06b0be6e | 70 | logger("%20s: min=%d", "range", o->minval); |
83349190 | 71 | if (o->maxval) |
06b0be6e JA |
72 | logger(", max=%d", o->maxval); |
73 | logger("\n"); | |
83349190 | 74 | } |
b1ec1da6 JA |
75 | } |
76 | ||
77 | static void show_option_values(struct fio_option *o) | |
78 | { | |
a3073f4a | 79 | int i; |
b1ec1da6 | 80 | |
a3073f4a | 81 | for (i = 0; i < PARSE_MAX_VP; i++) { |
7837213b | 82 | const struct value_pair *vp = &o->posval[i]; |
b1ec1da6 | 83 | |
7837213b | 84 | if (!vp->ival) |
a3073f4a | 85 | continue; |
b1ec1da6 | 86 | |
06b0be6e | 87 | log_info("%20s: %-10s", i == 0 ? "valid values" : "", vp->ival); |
7837213b | 88 | if (vp->help) |
06b0be6e JA |
89 | log_info(" %s", vp->help); |
90 | log_info("\n"); | |
a3073f4a | 91 | } |
b1ec1da6 JA |
92 | |
93 | if (i) | |
06b0be6e | 94 | log_info("\n"); |
b1ec1da6 JA |
95 | } |
96 | ||
06b0be6e | 97 | static void show_option_help(struct fio_option *o, int is_err) |
d447a8c2 JA |
98 | { |
99 | const char *typehelp[] = { | |
07b3232d | 100 | "invalid", |
d447a8c2 | 101 | "string (opt=bla)", |
ae3fb6fb | 102 | "string (opt=bla)", |
d447a8c2 JA |
103 | "string with possible k/m/g postfix (opt=4k)", |
104 | "string with time postfix (opt=10s)", | |
105 | "string (opt=bla)", | |
106 | "string with dual range (opt=1k-4k,4k-8k)", | |
107 | "integer value (opt=100)", | |
108 | "boolean value (opt=1)", | |
83349190 | 109 | "list of floating point values separated by ':' (opt=5.9:7.8)", |
d447a8c2 | 110 | "no argument (opt)", |
07b3232d | 111 | "deprecated", |
d447a8c2 | 112 | }; |
5768cc2b | 113 | size_t (*logger)(const char *format, ...); |
06b0be6e JA |
114 | |
115 | if (is_err) | |
116 | logger = log_err; | |
117 | else | |
118 | logger = log_info; | |
d447a8c2 JA |
119 | |
120 | if (o->alias) | |
06b0be6e | 121 | logger("%20s: %s\n", "alias", o->alias); |
d447a8c2 | 122 | |
06b0be6e JA |
123 | logger("%20s: %s\n", "type", typehelp[o->type]); |
124 | logger("%20s: %s\n", "default", o->def ? o->def : "no default"); | |
07b3232d | 125 | if (o->prof_name) |
06b0be6e JA |
126 | logger("%20s: only for profile '%s'\n", "valid", o->prof_name); |
127 | show_option_range(o, logger); | |
d447a8c2 JA |
128 | show_option_values(o); |
129 | } | |
130 | ||
0de5b26f JA |
131 | static unsigned long long get_mult_time(const char *str, int len, |
132 | int is_seconds) | |
cb2c86fd | 133 | { |
74454ce4 CE |
134 | const char *p = str; |
135 | char *c; | |
e4668264 | 136 | unsigned long long mult = 1; |
74454ce4 CE |
137 | |
138 | /* | |
139 | * Go forward until we hit a non-digit, or +/- sign | |
140 | */ | |
141 | while ((p - str) <= len) { | |
142 | if (!isdigit((int) *p) && (*p != '+') && (*p != '-')) | |
143 | break; | |
144 | p++; | |
cb2c86fd | 145 | } |
74454ce4 | 146 | |
0de5b26f JA |
147 | if (!isalpha((int) *p)) { |
148 | if (is_seconds) | |
149 | return 1000000UL; | |
150 | else | |
151 | return 1; | |
152 | } | |
74454ce4 CE |
153 | |
154 | c = strdup(p); | |
155 | for (int i = 0; i < strlen(c); i++) | |
156 | c[i] = tolower(c[i]); | |
157 | ||
e4668264 | 158 | if (!strncmp("us", c, 2) || !strncmp("usec", c, 4)) |
74454ce4 | 159 | mult = 1; |
e4668264 | 160 | else if (!strncmp("ms", c, 2) || !strncmp("msec", c, 4)) |
74454ce4 | 161 | mult = 1000; |
e4668264 JA |
162 | else if (!strcmp("s", c)) |
163 | mult = 1000000; | |
74454ce4 | 164 | else if (!strcmp("m", c)) |
e4668264 | 165 | mult = 60 * 1000000UL; |
74454ce4 | 166 | else if (!strcmp("h", c)) |
e4668264 | 167 | mult = 60 * 60 * 1000000UL; |
74454ce4 | 168 | else if (!strcmp("d", c)) |
e4668264 | 169 | mult = 24 * 60 * 60 * 1000000UL; |
74454ce4 CE |
170 | |
171 | free(c); | |
172 | return mult; | |
cb2c86fd JA |
173 | } |
174 | ||
a03fb65f JA |
175 | static int is_separator(char c) |
176 | { | |
177 | switch (c) { | |
178 | case ':': | |
179 | case '-': | |
180 | case ',': | |
181 | case '/': | |
182 | return 1; | |
183 | default: | |
184 | return 0; | |
185 | } | |
186 | } | |
187 | ||
7bb59102 JA |
188 | static unsigned long long __get_mult_bytes(const char *p, void *data, |
189 | int *percent) | |
cb2c86fd | 190 | { |
d6978a32 | 191 | unsigned int kb_base = fio_get_kb_base(data); |
a639f0bb | 192 | unsigned long long ret = 1; |
57fc29fa JA |
193 | unsigned int i, pow = 0, mult = kb_base; |
194 | char *c; | |
a639f0bb | 195 | |
57fc29fa JA |
196 | if (!p) |
197 | return 1; | |
a639f0bb | 198 | |
57fc29fa JA |
199 | c = strdup(p); |
200 | ||
a03fb65f | 201 | for (i = 0; i < strlen(c); i++) { |
57fc29fa | 202 | c[i] = tolower(c[i]); |
a03fb65f JA |
203 | if (is_separator(c[i])) { |
204 | c[i] = '\0'; | |
205 | break; | |
206 | } | |
207 | } | |
57fc29fa | 208 | |
a04f158d | 209 | if (!strncmp("pib", c, 3)) { |
57fc29fa JA |
210 | pow = 5; |
211 | mult = 1000; | |
a04f158d | 212 | } else if (!strncmp("tib", c, 3)) { |
57fc29fa JA |
213 | pow = 4; |
214 | mult = 1000; | |
a04f158d | 215 | } else if (!strncmp("gib", c, 3)) { |
57fc29fa JA |
216 | pow = 3; |
217 | mult = 1000; | |
a04f158d | 218 | } else if (!strncmp("mib", c, 3)) { |
57fc29fa JA |
219 | pow = 2; |
220 | mult = 1000; | |
a04f158d | 221 | } else if (!strncmp("kib", c, 3)) { |
57fc29fa JA |
222 | pow = 1; |
223 | mult = 1000; | |
a04f158d | 224 | } else if (!strncmp("p", c, 1) || !strncmp("pb", c, 2)) |
57fc29fa | 225 | pow = 5; |
a04f158d | 226 | else if (!strncmp("t", c, 1) || !strncmp("tb", c, 2)) |
57fc29fa | 227 | pow = 4; |
a04f158d | 228 | else if (!strncmp("g", c, 1) || !strncmp("gb", c, 2)) |
57fc29fa | 229 | pow = 3; |
a04f158d | 230 | else if (!strncmp("m", c, 1) || !strncmp("mb", c, 2)) |
57fc29fa | 231 | pow = 2; |
a04f158d | 232 | else if (!strncmp("k", c, 1) || !strncmp("kb", c, 2)) |
57fc29fa | 233 | pow = 1; |
a04f158d | 234 | else if (!strncmp("%", c, 1)) { |
7bb59102 | 235 | *percent = 1; |
e721c57f | 236 | free(c); |
7bb59102 JA |
237 | return ret; |
238 | } | |
57fc29fa JA |
239 | |
240 | while (pow--) | |
241 | ret *= (unsigned long long) mult; | |
242 | ||
243 | free(c); | |
a639f0bb | 244 | return ret; |
cb2c86fd JA |
245 | } |
246 | ||
7bb59102 | 247 | static unsigned long long get_mult_bytes(const char *str, int len, void *data, |
6925dd35 | 248 | int *percent) |
57fc29fa | 249 | { |
55ed9636 | 250 | const char *p = str; |
ba4ddd69 | 251 | int digit_seen = 0; |
57fc29fa | 252 | |
1d1c187b | 253 | if (len < 2) |
7bb59102 | 254 | return __get_mult_bytes(str, data, percent); |
1d1c187b | 255 | |
d0c814ec SL |
256 | /* |
257 | * Go forward until we hit a non-digit, or +/- sign | |
258 | */ | |
55ed9636 | 259 | while ((p - str) <= len) { |
ba4ddd69 JA |
260 | if (!isdigit((int) *p) && |
261 | (((*p != '+') && (*p != '-')) || digit_seen)) | |
55ed9636 | 262 | break; |
3c703d13 | 263 | digit_seen |= isdigit((int) *p); |
55ed9636 JA |
264 | p++; |
265 | } | |
266 | ||
7bb59102 | 267 | if (!isalpha((int) *p) && (*p != '%')) |
57fc29fa JA |
268 | p = NULL; |
269 | ||
7bb59102 | 270 | return __get_mult_bytes(p, data, percent); |
57fc29fa JA |
271 | } |
272 | ||
b470a02c | 273 | extern int evaluate_arithmetic_expression(const char *buffer, long long *ival, |
88038bc7 SC |
274 | double *dval, double implied_units, |
275 | int is_time); | |
b470a02c | 276 | |
83349190 YH |
277 | /* |
278 | * Convert string into a floating number. Return 1 for success and 0 otherwise. | |
279 | */ | |
88038bc7 | 280 | int str_to_float(const char *str, double *val, int is_time) |
83349190 | 281 | { |
b470a02c SC |
282 | #ifdef CONFIG_ARITHMETIC |
283 | int rc; | |
284 | long long ival; | |
285 | double dval; | |
286 | ||
287 | if (str[0] == '(') { | |
88038bc7 | 288 | rc = evaluate_arithmetic_expression(str, &ival, &dval, 1.0, is_time); |
b470a02c SC |
289 | if (!rc) { |
290 | *val = dval; | |
291 | return 1; | |
292 | } | |
293 | } | |
294 | #endif | |
295 | return 1 == sscanf(str, "%lf", val); | |
83349190 YH |
296 | } |
297 | ||
cb2c86fd | 298 | /* |
e1f36503 | 299 | * convert string into decimal value, noting any size suffix |
cb2c86fd | 300 | */ |
0de5b26f | 301 | int str_to_decimal(const char *str, long long *val, int kilo, void *data, |
88038bc7 | 302 | int is_seconds, int is_time) |
cb2c86fd | 303 | { |
b347f9da | 304 | int len, base; |
b470a02c SC |
305 | int rc = 1; |
306 | #ifdef CONFIG_ARITHMETIC | |
307 | long long ival; | |
308 | double dval; | |
8e2c678f | 309 | double implied_units = 1.0; |
b470a02c | 310 | #endif |
cb2c86fd | 311 | |
cb2c86fd | 312 | len = strlen(str); |
f90eff5a JA |
313 | if (!len) |
314 | return 1; | |
cb2c86fd | 315 | |
b470a02c | 316 | #ifdef CONFIG_ARITHMETIC |
8e2c678f SC |
317 | if (is_seconds) |
318 | implied_units = 1000000.0; | |
b470a02c | 319 | if (str[0] == '(') |
88038bc7 | 320 | rc = evaluate_arithmetic_expression(str, &ival, &dval, implied_units, is_time); |
18722a18 SC |
321 | if (str[0] == '(' && !rc) { |
322 | if (!kilo && is_seconds) | |
323 | *val = ival / 1000000LL; | |
324 | else | |
325 | *val = ival; | |
326 | } | |
b470a02c | 327 | #endif |
b347f9da | 328 | |
b470a02c SC |
329 | if (rc == 1) { |
330 | if (strstr(str, "0x") || strstr(str, "0X")) | |
331 | base = 16; | |
332 | else | |
333 | base = 10; | |
334 | ||
335 | *val = strtoll(str, NULL, base); | |
336 | if (*val == LONG_MAX && errno == ERANGE) | |
337 | return 1; | |
338 | } | |
cb2c86fd | 339 | |
7bb59102 JA |
340 | if (kilo) { |
341 | unsigned long long mult; | |
342 | int perc = 0; | |
343 | ||
6925dd35 | 344 | mult = get_mult_bytes(str, len, data, &perc); |
7bb59102 JA |
345 | if (perc) |
346 | *val = -1ULL - *val; | |
347 | else | |
348 | *val *= mult; | |
349 | } else | |
0de5b26f | 350 | *val *= get_mult_time(str, len, is_seconds); |
1d31d1bc | 351 | |
cb2c86fd JA |
352 | return 0; |
353 | } | |
354 | ||
9af4a244 | 355 | int check_str_bytes(const char *p, long long *val, void *data) |
cb2c86fd | 356 | { |
88038bc7 | 357 | return str_to_decimal(p, val, 1, data, 0, 0); |
cb2c86fd JA |
358 | } |
359 | ||
0de5b26f | 360 | int check_str_time(const char *p, long long *val, int is_seconds) |
cb2c86fd | 361 | { |
88038bc7 | 362 | return str_to_decimal(p, val, 0, NULL, is_seconds, 1); |
cb2c86fd JA |
363 | } |
364 | ||
365 | void strip_blank_front(char **p) | |
366 | { | |
367 | char *s = *p; | |
368 | ||
4c8e9640 JA |
369 | if (!strlen(s)) |
370 | return; | |
76cd9378 | 371 | while (isspace((int) *s)) |
cb2c86fd | 372 | s++; |
4d651dad JA |
373 | |
374 | *p = s; | |
cb2c86fd JA |
375 | } |
376 | ||
377 | void strip_blank_end(char *p) | |
378 | { | |
853ee7fc | 379 | char *start = p, *s; |
523bfadb | 380 | |
4c8e9640 JA |
381 | if (!strlen(p)) |
382 | return; | |
383 | ||
523bfadb JA |
384 | s = strchr(p, ';'); |
385 | if (s) | |
386 | *s = '\0'; | |
387 | s = strchr(p, '#'); | |
388 | if (s) | |
389 | *s = '\0'; | |
390 | if (s) | |
391 | p = s; | |
392 | ||
7f7e6e59 | 393 | s = p + strlen(p); |
76cd9378 | 394 | while ((isspace((int) *s) || iscntrl((int) *s)) && (s > start)) |
cb2c86fd JA |
395 | s--; |
396 | ||
397 | *(s + 1) = '\0'; | |
398 | } | |
399 | ||
d6978a32 | 400 | static int check_range_bytes(const char *str, long *val, void *data) |
cb2c86fd | 401 | { |
57fc29fa | 402 | long long __val; |
cb2c86fd | 403 | |
88038bc7 | 404 | if (!str_to_decimal(str, &__val, 1, data, 0, 0)) { |
57fc29fa | 405 | *val = __val; |
cb2c86fd JA |
406 | return 0; |
407 | } | |
408 | ||
cb2c86fd JA |
409 | return 1; |
410 | } | |
411 | ||
63f29372 | 412 | static int check_int(const char *p, int *val) |
cb2c86fd | 413 | { |
787f7e95 JA |
414 | if (!strlen(p)) |
415 | return 1; | |
d78ee463 | 416 | if (strstr(p, "0x") || strstr(p, "0X")) { |
a61bdfd8 JA |
417 | if (sscanf(p, "%x", val) == 1) |
418 | return 0; | |
419 | } else { | |
420 | if (sscanf(p, "%u", val) == 1) | |
421 | return 0; | |
422 | } | |
cb2c86fd | 423 | |
e1f36503 JA |
424 | return 1; |
425 | } | |
cb2c86fd | 426 | |
e6f735f0 | 427 | static size_t opt_len(const char *str) |
808def70 JA |
428 | { |
429 | char *postfix; | |
430 | ||
431 | postfix = strchr(str, ':'); | |
432 | if (!postfix) | |
433 | return strlen(str); | |
434 | ||
435 | return (int)(postfix - str); | |
436 | } | |
437 | ||
119cd939 JA |
438 | static int str_match_len(const struct value_pair *vp, const char *str) |
439 | { | |
440 | return max(strlen(vp->ival), opt_len(str)); | |
441 | } | |
442 | ||
f0fdbcaf JA |
443 | #define val_store(ptr, val, off, or, data, o) \ |
444 | do { \ | |
445 | ptr = td_var((data), (o), (off)); \ | |
446 | if ((or)) \ | |
447 | *ptr |= (val); \ | |
448 | else \ | |
449 | *ptr = (val); \ | |
17abbe89 JA |
450 | } while (0) |
451 | ||
f90eff5a | 452 | static int __handle_option(struct fio_option *o, const char *ptr, void *data, |
83349190 | 453 | int first, int more, int curr) |
cb2c86fd | 454 | { |
2fdbefdd | 455 | int il=0, *ilp; |
fd112d34 | 456 | fio_fp64_t *flp; |
63f29372 JA |
457 | long long ull, *ullp; |
458 | long ul1, ul2; | |
83349190 | 459 | double uf; |
bfe1d592 | 460 | char **cp = NULL; |
e42b01eb | 461 | int ret = 0, is_time = 0; |
c44b1ff5 JA |
462 | const struct value_pair *vp; |
463 | struct value_pair posval[PARSE_MAX_VP]; | |
464 | int i, all_skipped = 1; | |
cb2c86fd | 465 | |
a3d741fa JA |
466 | dprint(FD_PARSE, "__handle_option=%s, type=%d, ptr=%s\n", o->name, |
467 | o->type, ptr); | |
468 | ||
e3cedca7 | 469 | if (!ptr && o->type != FIO_OPT_STR_SET && o->type != FIO_OPT_STR) { |
28d7c363 | 470 | log_err("Option %s requires an argument\n", o->name); |
08e26e35 JA |
471 | return 1; |
472 | } | |
473 | ||
e1f36503 | 474 | switch (o->type) { |
5f6ddf1e JA |
475 | case FIO_OPT_STR: |
476 | case FIO_OPT_STR_MULTI: { | |
e1f36503 | 477 | fio_opt_str_fn *fn = o->cb; |
b1ec1da6 | 478 | |
f085737f JA |
479 | posval_sort(o, posval); |
480 | ||
5f6ddf1e | 481 | ret = 1; |
b1ec1da6 | 482 | for (i = 0; i < PARSE_MAX_VP; i++) { |
f085737f | 483 | vp = &posval[i]; |
b1ec1da6 | 484 | if (!vp->ival || vp->ival[0] == '\0') |
a3073f4a | 485 | continue; |
ae2ddba4 | 486 | all_skipped = 0; |
078b46d1 JA |
487 | if (!ptr) |
488 | break; | |
119cd939 | 489 | if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) { |
b1ec1da6 | 490 | ret = 0; |
7b504edd | 491 | if (o->off1) |
ebadc0ce | 492 | val_store(ilp, vp->oval, o->off1, vp->orval, data, o); |
5f6ddf1e | 493 | continue; |
b1ec1da6 JA |
494 | } |
495 | } | |
cb2c86fd | 496 | |
ae2ddba4 | 497 | if (ret && !all_skipped) |
b1ec1da6 JA |
498 | show_option_values(o); |
499 | else if (fn) | |
500 | ret = fn(data, ptr); | |
e1f36503 JA |
501 | break; |
502 | } | |
e42b01eb JA |
503 | case FIO_OPT_STR_VAL_TIME: |
504 | is_time = 1; | |
1a1137d9 | 505 | case FIO_OPT_INT: |
e42b01eb JA |
506 | case FIO_OPT_STR_VAL: { |
507 | fio_opt_str_val_fn *fn = o->cb; | |
6eaf09d6 SL |
508 | char tmp[128], *p; |
509 | ||
88038bc7 SC |
510 | if (!is_time && o->is_time) |
511 | is_time = o->is_time; | |
512 | ||
209e1037 | 513 | tmp[sizeof(tmp) - 1] = '\0'; |
6eaf09d6 SL |
514 | strncpy(tmp, ptr, sizeof(tmp) - 1); |
515 | p = strchr(tmp, ','); | |
516 | if (p) | |
517 | *p = '\0'; | |
e42b01eb JA |
518 | |
519 | if (is_time) | |
0de5b26f | 520 | ret = check_str_time(tmp, &ull, o->is_seconds); |
e42b01eb | 521 | else |
6eaf09d6 | 522 | ret = check_str_bytes(tmp, &ull, data); |
e1f36503 | 523 | |
ae3fcb5a JA |
524 | dprint(FD_PARSE, " ret=%d, out=%llu\n", ret, ull); |
525 | ||
e1f36503 JA |
526 | if (ret) |
527 | break; | |
0f38bbef JA |
528 | if (o->pow2 && !is_power_of_2(ull)) { |
529 | log_err("%s: must be a power-of-2\n", o->name); | |
530 | return 1; | |
531 | } | |
e1f36503 | 532 | |
db8e0165 | 533 | if (o->maxval && ull > o->maxval) { |
d4fc2f04 JA |
534 | log_err("max value out of range: %llu" |
535 | " (%u max)\n", ull, o->maxval); | |
db8e0165 JA |
536 | return 1; |
537 | } | |
538 | if (o->minval && ull < o->minval) { | |
d4fc2f04 JA |
539 | log_err("min value out of range: %llu" |
540 | " (%u min)\n", ull, o->minval); | |
db8e0165 JA |
541 | return 1; |
542 | } | |
d926d535 JA |
543 | if (o->posval[0].ival) { |
544 | posval_sort(o, posval); | |
545 | ||
546 | ret = 1; | |
547 | for (i = 0; i < PARSE_MAX_VP; i++) { | |
548 | vp = &posval[i]; | |
549 | if (!vp->ival || vp->ival[0] == '\0') | |
550 | continue; | |
551 | if (vp->oval == ull) { | |
552 | ret = 0; | |
553 | break; | |
554 | } | |
555 | } | |
556 | if (ret) { | |
128e4caf JA |
557 | log_err("fio: value %llu not allowed:\n", ull); |
558 | show_option_values(o); | |
d926d535 JA |
559 | return 1; |
560 | } | |
561 | } | |
e1f36503 JA |
562 | |
563 | if (fn) | |
564 | ret = fn(data, &ull); | |
565 | else { | |
e01b22b8 | 566 | if (o->type == FIO_OPT_INT) { |
7b504edd JA |
567 | if (first) |
568 | val_store(ilp, ull, o->off1, 0, data, o); | |
6eaf09d6 | 569 | if (curr == 1) { |
7b504edd JA |
570 | if (o->off2) |
571 | val_store(ilp, ull, o->off2, 0, data, o); | |
02c6aad5 | 572 | } |
6eaf09d6 | 573 | if (curr == 2) { |
7b504edd JA |
574 | if (o->off3) |
575 | val_store(ilp, ull, o->off3, 0, data, o); | |
6eaf09d6 SL |
576 | } |
577 | if (!more) { | |
578 | if (curr < 1) { | |
7b504edd JA |
579 | if (o->off2) |
580 | val_store(ilp, ull, o->off2, 0, data, o); | |
6eaf09d6 SL |
581 | } |
582 | if (curr < 2) { | |
7b504edd JA |
583 | if (o->off3) |
584 | val_store(ilp, ull, o->off3, 0, data, o); | |
6eaf09d6 SL |
585 | } |
586 | } | |
75e6f36f | 587 | } else { |
7b504edd JA |
588 | if (first) |
589 | val_store(ullp, ull, o->off1, 0, data, o); | |
02c6aad5 | 590 | if (!more) { |
7b504edd JA |
591 | if (o->off2) |
592 | val_store(ullp, ull, o->off2, 0, data, o); | |
02c6aad5 | 593 | } |
75e6f36f | 594 | } |
e1f36503 JA |
595 | } |
596 | break; | |
597 | } | |
83349190 | 598 | case FIO_OPT_FLOAT_LIST: { |
eef02441 JA |
599 | char *cp2; |
600 | ||
435d195a VKF |
601 | if (first) { |
602 | /* | |
603 | ** Initialize precision to 0 and zero out list | |
604 | ** in case specified list is shorter than default | |
605 | */ | |
3e260a46 JA |
606 | if (o->off2) { |
607 | ul2 = 0; | |
f0fdbcaf | 608 | ilp = td_var(data, o, o->off2); |
3e260a46 JA |
609 | *ilp = ul2; |
610 | } | |
435d195a | 611 | |
f0fdbcaf | 612 | flp = td_var(data, o, o->off1); |
435d195a VKF |
613 | for(i = 0; i < o->maxlen; i++) |
614 | flp[i].u.f = 0.0; | |
615 | } | |
83349190 | 616 | if (curr >= o->maxlen) { |
28d7c363 | 617 | log_err("the list exceeding max length %d\n", |
83349190 YH |
618 | o->maxlen); |
619 | return 1; | |
620 | } | |
88038bc7 | 621 | if (!str_to_float(ptr, &uf, 0)) { /* this breaks if we ever have lists of times */ |
28d7c363 | 622 | log_err("not a floating point value: %s\n", ptr); |
83349190 YH |
623 | return 1; |
624 | } | |
26650695 | 625 | if (uf > o->maxfp) { |
28d7c363 | 626 | log_err("value out of range: %f" |
83349190 YH |
627 | " (range max: %f)\n", uf, o->maxfp); |
628 | return 1; | |
629 | } | |
26650695 | 630 | if (uf < o->minfp) { |
28d7c363 | 631 | log_err("value out of range: %f" |
83349190 YH |
632 | " (range min: %f)\n", uf, o->minfp); |
633 | return 1; | |
634 | } | |
635 | ||
f0fdbcaf | 636 | flp = td_var(data, o, o->off1); |
fd112d34 | 637 | flp[curr].u.f = uf; |
83349190 | 638 | |
ae3fcb5a JA |
639 | dprint(FD_PARSE, " out=%f\n", uf); |
640 | ||
435d195a VKF |
641 | /* |
642 | ** Calculate precision for output by counting | |
643 | ** number of digits after period. Find first | |
644 | ** period in entire remaining list each time | |
645 | */ | |
646 | cp2 = strchr(ptr, '.'); | |
647 | if (cp2 != NULL) { | |
eef02441 | 648 | int len = 0; |
435d195a VKF |
649 | |
650 | while (*++cp2 != '\0' && *cp2 >= '0' && *cp2 <= '9') | |
651 | len++; | |
652 | ||
3e260a46 | 653 | if (o->off2) { |
f0fdbcaf | 654 | ilp = td_var(data, o, o->off2); |
3e260a46 JA |
655 | if (len > *ilp) |
656 | *ilp = len; | |
657 | } | |
435d195a VKF |
658 | } |
659 | ||
83349190 YH |
660 | break; |
661 | } | |
af52b345 JA |
662 | case FIO_OPT_STR_STORE: { |
663 | fio_opt_str_fn *fn = o->cb; | |
664 | ||
f75c69a1 JA |
665 | if (!strlen(ptr)) |
666 | return 1; | |
667 | ||
7b504edd | 668 | if (o->off1) { |
f0fdbcaf | 669 | cp = td_var(data, o, o->off1); |
184b4098 | 670 | *cp = strdup(ptr); |
1c964ce5 | 671 | } |
02c6aad5 | 672 | |
184b4098 SL |
673 | if (fn) |
674 | ret = fn(data, ptr); | |
675 | else if (o->posval[0].ival) { | |
676 | posval_sort(o, posval); | |
677 | ||
678 | ret = 1; | |
679 | for (i = 0; i < PARSE_MAX_VP; i++) { | |
680 | vp = &posval[i]; | |
ab50817f | 681 | if (!vp->ival || vp->ival[0] == '\0' || !cp) |
184b4098 SL |
682 | continue; |
683 | all_skipped = 0; | |
119cd939 | 684 | if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) { |
184b4098 SL |
685 | char *rest; |
686 | ||
687 | ret = 0; | |
688 | if (vp->cb) | |
689 | fn = vp->cb; | |
690 | rest = strstr(*cp ?: ptr, ":"); | |
691 | if (rest) { | |
692 | if (*cp) | |
693 | *rest = '\0'; | |
694 | ptr = rest + 1; | |
695 | } else | |
696 | ptr = NULL; | |
697 | break; | |
698 | } | |
af52b345 JA |
699 | } |
700 | } | |
c44b1ff5 | 701 | |
184b4098 SL |
702 | if (!all_skipped) { |
703 | if (ret && !*cp) | |
704 | show_option_values(o); | |
705 | else if (ret && *cp) | |
706 | ret = 0; | |
707 | else if (fn && ptr) | |
708 | ret = fn(data, ptr); | |
709 | } | |
c44b1ff5 | 710 | |
e1f36503 | 711 | break; |
af52b345 | 712 | } |
e1f36503 | 713 | case FIO_OPT_RANGE: { |
b765a372 | 714 | char tmp[128]; |
e1f36503 JA |
715 | char *p1, *p2; |
716 | ||
209e1037 | 717 | tmp[sizeof(tmp) - 1] = '\0'; |
0bbab0e7 | 718 | strncpy(tmp, ptr, sizeof(tmp) - 1); |
b765a372 | 719 | |
31d23f47 DE |
720 | /* Handle bsrange with separate read,write values: */ |
721 | p1 = strchr(tmp, ','); | |
722 | if (p1) | |
723 | *p1 = '\0'; | |
724 | ||
b765a372 | 725 | p1 = strchr(tmp, '-'); |
e1f36503 | 726 | if (!p1) { |
0c9baf91 JA |
727 | p1 = strchr(tmp, ':'); |
728 | if (!p1) { | |
729 | ret = 1; | |
730 | break; | |
731 | } | |
e1f36503 JA |
732 | } |
733 | ||
734 | p2 = p1 + 1; | |
735 | *p1 = '\0'; | |
b765a372 | 736 | p1 = tmp; |
e1f36503 JA |
737 | |
738 | ret = 1; | |
d6978a32 JA |
739 | if (!check_range_bytes(p1, &ul1, data) && |
740 | !check_range_bytes(p2, &ul2, data)) { | |
e1f36503 | 741 | ret = 0; |
e1f36503 | 742 | if (ul1 > ul2) { |
f90eff5a JA |
743 | unsigned long foo = ul1; |
744 | ||
745 | ul1 = ul2; | |
746 | ul2 = foo; | |
747 | } | |
748 | ||
749 | if (first) { | |
7b504edd JA |
750 | val_store(ilp, ul1, o->off1, 0, data, o); |
751 | val_store(ilp, ul2, o->off2, 0, data, o); | |
17abbe89 | 752 | } |
6eaf09d6 | 753 | if (curr == 1) { |
7b504edd JA |
754 | if (o->off3 && o->off4) { |
755 | val_store(ilp, ul1, o->off3, 0, data, o); | |
756 | val_store(ilp, ul2, o->off4, 0, data, o); | |
6eaf09d6 SL |
757 | } |
758 | } | |
759 | if (curr == 2) { | |
7b504edd JA |
760 | if (o->off5 && o->off6) { |
761 | val_store(ilp, ul1, o->off5, 0, data, o); | |
762 | val_store(ilp, ul2, o->off6, 0, data, o); | |
6eaf09d6 SL |
763 | } |
764 | } | |
765 | if (!more) { | |
766 | if (curr < 1) { | |
7b504edd JA |
767 | if (o->off3 && o->off4) { |
768 | val_store(ilp, ul1, o->off3, 0, data, o); | |
769 | val_store(ilp, ul2, o->off4, 0, data, o); | |
6eaf09d6 SL |
770 | } |
771 | } | |
772 | if (curr < 2) { | |
7b504edd JA |
773 | if (o->off5 && o->off6) { |
774 | val_store(ilp, ul1, o->off5, 0, data, o); | |
775 | val_store(ilp, ul2, o->off6, 0, data, o); | |
6eaf09d6 SL |
776 | } |
777 | } | |
e1f36503 | 778 | } |
17abbe89 JA |
779 | } |
780 | ||
e1f36503 JA |
781 | break; |
782 | } | |
74ba1808 JA |
783 | case FIO_OPT_BOOL: |
784 | case FIO_OPT_STR_SET: { | |
e1f36503 JA |
785 | fio_opt_int_fn *fn = o->cb; |
786 | ||
74ba1808 JA |
787 | if (ptr) |
788 | ret = check_int(ptr, &il); | |
789 | else if (o->type == FIO_OPT_BOOL) | |
790 | ret = 1; | |
791 | else | |
792 | il = 1; | |
793 | ||
ae3fcb5a JA |
794 | dprint(FD_PARSE, " ret=%d, out=%d\n", ret, il); |
795 | ||
e1f36503 JA |
796 | if (ret) |
797 | break; | |
798 | ||
db8e0165 | 799 | if (o->maxval && il > (int) o->maxval) { |
28d7c363 | 800 | log_err("max value out of range: %d (%d max)\n", |
5ec10eaa | 801 | il, o->maxval); |
db8e0165 JA |
802 | return 1; |
803 | } | |
804 | if (o->minval && il < o->minval) { | |
28d7c363 | 805 | log_err("min value out of range: %d (%d min)\n", |
5ec10eaa | 806 | il, o->minval); |
db8e0165 JA |
807 | return 1; |
808 | } | |
e1f36503 | 809 | |
76a43db4 JA |
810 | if (o->neg) |
811 | il = !il; | |
812 | ||
e1f36503 JA |
813 | if (fn) |
814 | ret = fn(data, &il); | |
815 | else { | |
7b504edd JA |
816 | if (first) |
817 | val_store(ilp, il, o->off1, 0, data, o); | |
02c6aad5 | 818 | if (!more) { |
7b504edd JA |
819 | if (o->off2) |
820 | val_store(ilp, il, o->off2, 0, data, o); | |
02c6aad5 | 821 | } |
e1f36503 JA |
822 | } |
823 | break; | |
824 | } | |
15ca150e | 825 | case FIO_OPT_DEPRECATED: |
06b0be6e | 826 | log_info("Option %s is deprecated\n", o->name); |
d9472271 | 827 | ret = 1; |
15ca150e | 828 | break; |
e1f36503 | 829 | default: |
06b0be6e | 830 | log_err("Bad option type %u\n", o->type); |
e1f36503 JA |
831 | ret = 1; |
832 | } | |
cb2c86fd | 833 | |
70a4c0c8 JA |
834 | if (ret) |
835 | return ret; | |
836 | ||
d447a8c2 | 837 | if (o->verify) { |
70a4c0c8 | 838 | ret = o->verify(o, data); |
d447a8c2 | 839 | if (ret) { |
28d7c363 JA |
840 | log_err("Correct format for offending option\n"); |
841 | log_err("%20s: %s\n", o->name, o->help); | |
06b0be6e | 842 | show_option_help(o, 1); |
d447a8c2 JA |
843 | } |
844 | } | |
70a4c0c8 | 845 | |
e1f36503 | 846 | return ret; |
cb2c86fd JA |
847 | } |
848 | ||
7c8f1a5c | 849 | static int handle_option(struct fio_option *o, const char *__ptr, void *data) |
f90eff5a | 850 | { |
b62bdf2c JA |
851 | char *o_ptr, *ptr, *ptr2; |
852 | int ret, done; | |
f90eff5a | 853 | |
7c8f1a5c JA |
854 | dprint(FD_PARSE, "handle_option=%s, ptr=%s\n", o->name, __ptr); |
855 | ||
b62bdf2c | 856 | o_ptr = ptr = NULL; |
7c8f1a5c | 857 | if (__ptr) |
b62bdf2c | 858 | o_ptr = ptr = strdup(__ptr); |
a3d741fa | 859 | |
f90eff5a | 860 | /* |
b62bdf2c JA |
861 | * See if we have another set of parameters, hidden after a comma. |
862 | * Do this before parsing this round, to check if we should | |
787f7e95 | 863 | * copy set 1 options to set 2. |
f90eff5a | 864 | */ |
b62bdf2c JA |
865 | done = 0; |
866 | ret = 1; | |
867 | do { | |
868 | int __ret; | |
869 | ||
870 | ptr2 = NULL; | |
871 | if (ptr && | |
872 | (o->type != FIO_OPT_STR_STORE) && | |
83349190 YH |
873 | (o->type != FIO_OPT_STR) && |
874 | (o->type != FIO_OPT_FLOAT_LIST)) { | |
b62bdf2c JA |
875 | ptr2 = strchr(ptr, ','); |
876 | if (ptr2 && *(ptr2 + 1) == '\0') | |
877 | *ptr2 = '\0'; | |
6eaf09d6 | 878 | if (o->type != FIO_OPT_STR_MULTI && o->type != FIO_OPT_RANGE) { |
b62bdf2c JA |
879 | if (!ptr2) |
880 | ptr2 = strchr(ptr, ':'); | |
881 | if (!ptr2) | |
882 | ptr2 = strchr(ptr, '-'); | |
883 | } | |
83349190 YH |
884 | } else if (ptr && o->type == FIO_OPT_FLOAT_LIST) { |
885 | ptr2 = strchr(ptr, ':'); | |
b62bdf2c | 886 | } |
787f7e95 | 887 | |
b62bdf2c JA |
888 | /* |
889 | * Don't return early if parsing the first option fails - if | |
890 | * we are doing multiple arguments, we can allow the first one | |
891 | * being empty. | |
892 | */ | |
83349190 | 893 | __ret = __handle_option(o, ptr, data, !done, !!ptr2, done); |
b62bdf2c JA |
894 | if (ret) |
895 | ret = __ret; | |
787f7e95 | 896 | |
b62bdf2c JA |
897 | if (!ptr2) |
898 | break; | |
f90eff5a | 899 | |
b62bdf2c JA |
900 | ptr = ptr2 + 1; |
901 | done++; | |
902 | } while (1); | |
787f7e95 | 903 | |
b62bdf2c JA |
904 | if (o_ptr) |
905 | free(o_ptr); | |
906 | return ret; | |
f90eff5a JA |
907 | } |
908 | ||
de890a1e | 909 | static struct fio_option *get_option(char *opt, |
07b3232d | 910 | struct fio_option *options, char **post) |
3b8b7135 JA |
911 | { |
912 | struct fio_option *o; | |
913 | char *ret; | |
914 | ||
915 | ret = strchr(opt, '='); | |
916 | if (ret) { | |
917 | *post = ret; | |
918 | *ret = '\0'; | |
de890a1e | 919 | ret = opt; |
3b8b7135 | 920 | (*post)++; |
43c129b4 | 921 | strip_blank_end(ret); |
07b3232d | 922 | o = find_option(options, ret); |
3b8b7135 | 923 | } else { |
07b3232d | 924 | o = find_option(options, opt); |
3b8b7135 JA |
925 | *post = NULL; |
926 | } | |
927 | ||
928 | return o; | |
929 | } | |
930 | ||
931 | static int opt_cmp(const void *p1, const void *p2) | |
932 | { | |
de890a1e SL |
933 | struct fio_option *o; |
934 | char *s, *foo; | |
8cdabc1d | 935 | int prio1, prio2; |
3b8b7135 | 936 | |
8cdabc1d | 937 | prio1 = prio2 = 0; |
3b8b7135 | 938 | |
de890a1e SL |
939 | if (*(char **)p1) { |
940 | s = strdup(*((char **) p1)); | |
9af4a244 | 941 | o = get_option(s, __fio_options, &foo); |
de890a1e SL |
942 | if (o) |
943 | prio1 = o->prio; | |
944 | free(s); | |
945 | } | |
946 | if (*(char **)p2) { | |
947 | s = strdup(*((char **) p2)); | |
9af4a244 | 948 | o = get_option(s, __fio_options, &foo); |
de890a1e SL |
949 | if (o) |
950 | prio2 = o->prio; | |
951 | free(s); | |
952 | } | |
953 | ||
8cdabc1d | 954 | return prio2 - prio1; |
3b8b7135 JA |
955 | } |
956 | ||
957 | void sort_options(char **opts, struct fio_option *options, int num_opts) | |
958 | { | |
9af4a244 | 959 | __fio_options = options; |
3b8b7135 | 960 | qsort(opts, num_opts, sizeof(char *), opt_cmp); |
9af4a244 | 961 | __fio_options = NULL; |
3b8b7135 JA |
962 | } |
963 | ||
d8b4f395 JA |
964 | static void add_to_dump_list(struct fio_option *o, struct flist_head *dump_list, |
965 | const char *post) | |
966 | { | |
967 | struct print_option *p; | |
968 | ||
969 | if (!dump_list) | |
970 | return; | |
971 | ||
972 | p = malloc(sizeof(*p)); | |
973 | p->name = strdup(o->name); | |
974 | if (post) | |
975 | p->value = strdup(post); | |
976 | else | |
977 | p->value = NULL; | |
978 | ||
979 | flist_add_tail(&p->list, dump_list); | |
980 | } | |
981 | ||
b4692828 | 982 | int parse_cmd_option(const char *opt, const char *val, |
d8b4f395 JA |
983 | struct fio_option *options, void *data, |
984 | struct flist_head *dump_list) | |
b4692828 JA |
985 | { |
986 | struct fio_option *o; | |
987 | ||
07b3232d | 988 | o = find_option(options, opt); |
b4692828 | 989 | if (!o) { |
06b0be6e | 990 | log_err("Bad option <%s>\n", opt); |
b4692828 JA |
991 | return 1; |
992 | } | |
993 | ||
d8b4f395 JA |
994 | if (handle_option(o, val, data)) { |
995 | log_err("fio: failed parsing %s=%s\n", opt, val); | |
996 | return 1; | |
997 | } | |
b1508cf9 | 998 | |
d8b4f395 JA |
999 | add_to_dump_list(o, dump_list, val); |
1000 | return 0; | |
b4692828 JA |
1001 | } |
1002 | ||
de890a1e | 1003 | int parse_option(char *opt, const char *input, |
292cc475 | 1004 | struct fio_option *options, struct fio_option **o, void *data, |
c2292325 | 1005 | struct flist_head *dump_list) |
cb2c86fd | 1006 | { |
d0c814ec | 1007 | char *post; |
e1f36503 | 1008 | |
d0c814ec SL |
1009 | if (!opt) { |
1010 | log_err("fio: failed parsing %s\n", input); | |
de890a1e | 1011 | *o = NULL; |
38789b58 | 1012 | return 1; |
d0c814ec | 1013 | } |
e1f36503 | 1014 | |
de890a1e SL |
1015 | *o = get_option(opt, options, &post); |
1016 | if (!*o) { | |
1017 | if (post) { | |
1018 | int len = strlen(opt); | |
1019 | if (opt + len + 1 != post) | |
1020 | memmove(opt + len + 1, post, strlen(post)); | |
1021 | opt[len] = '='; | |
1022 | } | |
e1f36503 JA |
1023 | return 1; |
1024 | } | |
1025 | ||
292cc475 JA |
1026 | if (handle_option(*o, post, data)) { |
1027 | log_err("fio: failed parsing %s\n", input); | |
1028 | return 1; | |
1029 | } | |
b1508cf9 | 1030 | |
d8b4f395 | 1031 | add_to_dump_list(*o, dump_list, post); |
292cc475 | 1032 | return 0; |
e1f36503 | 1033 | } |
fd28ca49 | 1034 | |
0e9f7fac JA |
1035 | /* |
1036 | * Option match, levenshtein distance. Handy for not quite remembering what | |
1037 | * the option name is. | |
1038 | */ | |
a893c261 | 1039 | int string_distance(const char *s1, const char *s2) |
0e9f7fac JA |
1040 | { |
1041 | unsigned int s1_len = strlen(s1); | |
1042 | unsigned int s2_len = strlen(s2); | |
1043 | unsigned int *p, *q, *r; | |
1044 | unsigned int i, j; | |
1045 | ||
1046 | p = malloc(sizeof(unsigned int) * (s2_len + 1)); | |
1047 | q = malloc(sizeof(unsigned int) * (s2_len + 1)); | |
1048 | ||
1049 | p[0] = 0; | |
1050 | for (i = 1; i <= s2_len; i++) | |
1051 | p[i] = p[i - 1] + 1; | |
1052 | ||
1053 | for (i = 1; i <= s1_len; i++) { | |
1054 | q[0] = p[0] + 1; | |
1055 | for (j = 1; j <= s2_len; j++) { | |
1056 | unsigned int sub = p[j - 1]; | |
8a1db9a1 | 1057 | unsigned int pmin; |
0e9f7fac JA |
1058 | |
1059 | if (s1[i - 1] != s2[j - 1]) | |
1060 | sub++; | |
1061 | ||
8a1db9a1 JA |
1062 | pmin = min(q[j - 1] + 1, sub); |
1063 | q[j] = min(p[j] + 1, pmin); | |
0e9f7fac JA |
1064 | } |
1065 | r = p; | |
1066 | p = q; | |
1067 | q = r; | |
1068 | } | |
1069 | ||
1070 | i = p[s2_len]; | |
1071 | free(p); | |
1072 | free(q); | |
1073 | return i; | |
1074 | } | |
1075 | ||
3701636d JA |
1076 | /* |
1077 | * Make a guess of whether the distance from 's1' is significant enough | |
1078 | * to warrant printing the guess. We set this to a 1/2 match. | |
1079 | */ | |
1080 | int string_distance_ok(const char *opt, int distance) | |
1081 | { | |
1082 | size_t len; | |
1083 | ||
1084 | len = strlen(opt); | |
1085 | len = (len + 1) / 2; | |
1086 | return distance <= len; | |
1087 | } | |
1088 | ||
afdf9352 JA |
1089 | static struct fio_option *find_child(struct fio_option *options, |
1090 | struct fio_option *o) | |
1091 | { | |
1092 | struct fio_option *__o; | |
1093 | ||
fdf28744 JA |
1094 | for (__o = options + 1; __o->name; __o++) |
1095 | if (__o->parent && !strcmp(__o->parent, o->name)) | |
afdf9352 JA |
1096 | return __o; |
1097 | ||
1098 | return NULL; | |
1099 | } | |
1100 | ||
323d9113 JA |
1101 | static void __print_option(struct fio_option *o, struct fio_option *org, |
1102 | int level) | |
afdf9352 JA |
1103 | { |
1104 | char name[256], *p; | |
323d9113 | 1105 | int depth; |
afdf9352 JA |
1106 | |
1107 | if (!o) | |
1108 | return; | |
ef9aff52 JA |
1109 | if (!org) |
1110 | org = o; | |
5ec10eaa | 1111 | |
afdf9352 | 1112 | p = name; |
323d9113 JA |
1113 | depth = level; |
1114 | while (depth--) | |
1115 | p += sprintf(p, "%s", " "); | |
afdf9352 JA |
1116 | |
1117 | sprintf(p, "%s", o->name); | |
1118 | ||
28d7c363 | 1119 | log_info("%-24s: %s\n", name, o->help); |
323d9113 JA |
1120 | } |
1121 | ||
1122 | static void print_option(struct fio_option *o) | |
1123 | { | |
1124 | struct fio_option *parent; | |
1125 | struct fio_option *__o; | |
1126 | unsigned int printed; | |
1127 | unsigned int level; | |
1128 | ||
1129 | __print_option(o, NULL, 0); | |
1130 | parent = o; | |
1131 | level = 0; | |
1132 | do { | |
1133 | level++; | |
1134 | printed = 0; | |
1135 | ||
1136 | while ((__o = find_child(o, parent)) != NULL) { | |
1137 | __print_option(__o, o, level); | |
1138 | o = __o; | |
1139 | printed++; | |
1140 | } | |
1141 | ||
1142 | parent = o; | |
1143 | } while (printed); | |
afdf9352 JA |
1144 | } |
1145 | ||
07b3232d | 1146 | int show_cmd_help(struct fio_option *options, const char *name) |
0e9f7fac JA |
1147 | { |
1148 | struct fio_option *o, *closest; | |
d091d099 | 1149 | unsigned int best_dist = -1U; |
29fc6afe | 1150 | int found = 0; |
320beefe JA |
1151 | int show_all = 0; |
1152 | ||
1153 | if (!name || !strcmp(name, "all")) | |
1154 | show_all = 1; | |
fd28ca49 | 1155 | |
0e9f7fac JA |
1156 | closest = NULL; |
1157 | best_dist = -1; | |
4945ba12 | 1158 | for (o = &options[0]; o->name; o++) { |
320beefe JA |
1159 | int match = 0; |
1160 | ||
15ca150e JA |
1161 | if (o->type == FIO_OPT_DEPRECATED) |
1162 | continue; | |
07b3232d JA |
1163 | if (!exec_profile && o->prof_name) |
1164 | continue; | |
4ac23d27 JA |
1165 | if (exec_profile && !(o->prof_name && !strcmp(exec_profile, o->prof_name))) |
1166 | continue; | |
15ca150e | 1167 | |
0e9f7fac | 1168 | if (name) { |
7f9348f8 JA |
1169 | if (!strcmp(name, o->name) || |
1170 | (o->alias && !strcmp(name, o->alias))) | |
0e9f7fac JA |
1171 | match = 1; |
1172 | else { | |
1173 | unsigned int dist; | |
1174 | ||
1175 | dist = string_distance(name, o->name); | |
1176 | if (dist < best_dist) { | |
1177 | best_dist = dist; | |
1178 | closest = o; | |
1179 | } | |
1180 | } | |
1181 | } | |
fd28ca49 JA |
1182 | |
1183 | if (show_all || match) { | |
29fc6afe | 1184 | found = 1; |
c167dedc | 1185 | if (match) |
28d7c363 | 1186 | log_info("%20s: %s\n", o->name, o->help); |
c167dedc | 1187 | if (show_all) { |
afdf9352 | 1188 | if (!o->parent) |
323d9113 | 1189 | print_option(o); |
4945ba12 | 1190 | continue; |
c167dedc | 1191 | } |
fd28ca49 JA |
1192 | } |
1193 | ||
70df2f19 JA |
1194 | if (!match) |
1195 | continue; | |
1196 | ||
06b0be6e | 1197 | show_option_help(o, 0); |
fd28ca49 JA |
1198 | } |
1199 | ||
29fc6afe JA |
1200 | if (found) |
1201 | return 0; | |
fd28ca49 | 1202 | |
28d7c363 | 1203 | log_err("No such command: %s", name); |
d091d099 JA |
1204 | |
1205 | /* | |
1206 | * Only print an appropriately close option, one where the edit | |
1207 | * distance isn't too big. Otherwise we get crazy matches. | |
1208 | */ | |
1209 | if (closest && best_dist < 3) { | |
28d7c363 JA |
1210 | log_info(" - showing closest match\n"); |
1211 | log_info("%20s: %s\n", closest->name, closest->help); | |
06b0be6e | 1212 | show_option_help(closest, 0); |
0e9f7fac | 1213 | } else |
28d7c363 | 1214 | log_info("\n"); |
0e9f7fac | 1215 | |
29fc6afe | 1216 | return 1; |
fd28ca49 | 1217 | } |
ee738499 | 1218 | |
13335ddb JA |
1219 | /* |
1220 | * Handle parsing of default parameters. | |
1221 | */ | |
ee738499 JA |
1222 | void fill_default_options(void *data, struct fio_option *options) |
1223 | { | |
4945ba12 | 1224 | struct fio_option *o; |
ee738499 | 1225 | |
a3d741fa JA |
1226 | dprint(FD_PARSE, "filling default options\n"); |
1227 | ||
4945ba12 | 1228 | for (o = &options[0]; o->name; o++) |
ee738499 JA |
1229 | if (o->def) |
1230 | handle_option(o, o->def, data); | |
ee738499 | 1231 | } |
13335ddb | 1232 | |
9f988e2e JA |
1233 | void option_init(struct fio_option *o) |
1234 | { | |
1235 | if (o->type == FIO_OPT_DEPRECATED) | |
1236 | return; | |
1237 | if (o->type == FIO_OPT_BOOL) { | |
1238 | o->minval = 0; | |
1239 | o->maxval = 1; | |
1240 | } | |
d4fc2f04 JA |
1241 | if (o->type == FIO_OPT_INT) { |
1242 | if (!o->maxval) | |
1243 | o->maxval = UINT_MAX; | |
1244 | } | |
83349190 | 1245 | if (o->type == FIO_OPT_FLOAT_LIST) { |
ab9461ea BC |
1246 | o->minfp = DBL_MIN; |
1247 | o->maxfp = DBL_MAX; | |
83349190 | 1248 | } |
c8931876 | 1249 | if (o->type == FIO_OPT_STR_SET && o->def && !o->no_warn_def) { |
06b0be6e | 1250 | log_err("Option %s: string set option with" |
9f988e2e JA |
1251 | " default will always be true\n", o->name); |
1252 | } | |
7b504edd | 1253 | if (!o->cb && !o->off1) |
06b0be6e | 1254 | log_err("Option %s: neither cb nor offset given\n", o->name); |
22754746 | 1255 | if (!o->category) { |
cca5b5bc | 1256 | log_info("Option %s: no category defined. Setting to misc\n", o->name); |
22754746 | 1257 | o->category = FIO_OPT_C_GENERAL; |
ffd7821f | 1258 | o->group = FIO_OPT_G_INVALID; |
22754746 | 1259 | } |
5f6ddf1e JA |
1260 | if (o->type == FIO_OPT_STR || o->type == FIO_OPT_STR_STORE || |
1261 | o->type == FIO_OPT_STR_MULTI) | |
9f988e2e | 1262 | return; |
9f988e2e JA |
1263 | } |
1264 | ||
13335ddb JA |
1265 | /* |
1266 | * Sanitize the options structure. For now it just sets min/max for bool | |
5b0a8880 | 1267 | * values and whether both callback and offsets are given. |
13335ddb JA |
1268 | */ |
1269 | void options_init(struct fio_option *options) | |
1270 | { | |
4945ba12 | 1271 | struct fio_option *o; |
13335ddb | 1272 | |
a3d741fa JA |
1273 | dprint(FD_PARSE, "init options\n"); |
1274 | ||
90265353 | 1275 | for (o = &options[0]; o->name; o++) { |
9f988e2e | 1276 | option_init(o); |
90265353 JA |
1277 | if (o->inverse) |
1278 | o->inv_opt = find_option(options, o->inverse); | |
1279 | } | |
13335ddb | 1280 | } |
7e356b2d JA |
1281 | |
1282 | void options_free(struct fio_option *options, void *data) | |
1283 | { | |
1284 | struct fio_option *o; | |
1285 | char **ptr; | |
1286 | ||
1287 | dprint(FD_PARSE, "free options\n"); | |
1288 | ||
1289 | for (o = &options[0]; o->name; o++) { | |
de890a1e | 1290 | if (o->type != FIO_OPT_STR_STORE || !o->off1) |
7e356b2d JA |
1291 | continue; |
1292 | ||
f0fdbcaf | 1293 | ptr = td_var(data, o, o->off1); |
7e356b2d JA |
1294 | if (*ptr) { |
1295 | free(*ptr); | |
1296 | *ptr = NULL; | |
1297 | } | |
1298 | } | |
1299 | } |