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