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 | ||
9109883a | 42 | static const 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 | ||
9109883a | 52 | static void posval_sort(const 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 | ||
9109883a | 70 | static void show_option_range(const struct fio_option *o, |
5768cc2b | 71 | size_t (*logger)(const char *format, ...)) |
b1ec1da6 | 72 | { |
3c037bcf | 73 | if (o->type == FIO_OPT_FLOAT_LIST) { |
a1e070c8 | 74 | const char *sep = ""; |
45b3e8d7 | 75 | if (!o->minfp && !o->maxfp) |
83349190 YH |
76 | return; |
77 | ||
a1e070c8 BVA |
78 | logger("%20s: ", "range"); |
79 | if (o->minfp != DBL_MIN) { | |
80 | logger("min=%f", o->minfp); | |
81 | sep = ", "; | |
82 | } | |
ab9461ea | 83 | if (o->maxfp != DBL_MAX) |
a1e070c8 | 84 | logger("%smax=%f", sep, o->maxfp); |
06b0be6e | 85 | logger("\n"); |
3c037bcf | 86 | } else if (!o->posval[0].ival) { |
83349190 YH |
87 | if (!o->minval && !o->maxval) |
88 | return; | |
b1ec1da6 | 89 | |
06b0be6e | 90 | logger("%20s: min=%d", "range", o->minval); |
83349190 | 91 | if (o->maxval) |
06b0be6e JA |
92 | logger(", max=%d", o->maxval); |
93 | logger("\n"); | |
83349190 | 94 | } |
b1ec1da6 JA |
95 | } |
96 | ||
9109883a | 97 | static void show_option_values(const struct fio_option *o) |
b1ec1da6 | 98 | { |
a3073f4a | 99 | int i; |
b1ec1da6 | 100 | |
a3073f4a | 101 | for (i = 0; i < PARSE_MAX_VP; i++) { |
7837213b | 102 | const struct value_pair *vp = &o->posval[i]; |
b1ec1da6 | 103 | |
7837213b | 104 | if (!vp->ival) |
a3073f4a | 105 | continue; |
b1ec1da6 | 106 | |
06b0be6e | 107 | log_info("%20s: %-10s", i == 0 ? "valid values" : "", vp->ival); |
7837213b | 108 | if (vp->help) |
06b0be6e JA |
109 | log_info(" %s", vp->help); |
110 | log_info("\n"); | |
a3073f4a | 111 | } |
b1ec1da6 JA |
112 | |
113 | if (i) | |
06b0be6e | 114 | log_info("\n"); |
b1ec1da6 JA |
115 | } |
116 | ||
9109883a | 117 | static void show_option_help(const struct fio_option *o, int is_err) |
d447a8c2 JA |
118 | { |
119 | const char *typehelp[] = { | |
07b3232d | 120 | "invalid", |
d447a8c2 | 121 | "string (opt=bla)", |
ae3fb6fb | 122 | "string (opt=bla)", |
d447a8c2 JA |
123 | "string with possible k/m/g postfix (opt=4k)", |
124 | "string with time postfix (opt=10s)", | |
125 | "string (opt=bla)", | |
126 | "string with dual range (opt=1k-4k,4k-8k)", | |
127 | "integer value (opt=100)", | |
128 | "boolean value (opt=1)", | |
83349190 | 129 | "list of floating point values separated by ':' (opt=5.9:7.8)", |
d447a8c2 | 130 | "no argument (opt)", |
07b3232d | 131 | "deprecated", |
675d2d65 | 132 | "unsupported", |
d447a8c2 | 133 | }; |
5768cc2b | 134 | size_t (*logger)(const char *format, ...); |
06b0be6e JA |
135 | |
136 | if (is_err) | |
137 | logger = log_err; | |
138 | else | |
139 | logger = log_info; | |
d447a8c2 JA |
140 | |
141 | if (o->alias) | |
06b0be6e | 142 | logger("%20s: %s\n", "alias", o->alias); |
d447a8c2 | 143 | |
06b0be6e JA |
144 | logger("%20s: %s\n", "type", typehelp[o->type]); |
145 | logger("%20s: %s\n", "default", o->def ? o->def : "no default"); | |
07b3232d | 146 | if (o->prof_name) |
06b0be6e JA |
147 | logger("%20s: only for profile '%s'\n", "valid", o->prof_name); |
148 | show_option_range(o, logger); | |
d447a8c2 JA |
149 | show_option_values(o); |
150 | } | |
151 | ||
0de5b26f JA |
152 | static unsigned long long get_mult_time(const char *str, int len, |
153 | int is_seconds) | |
cb2c86fd | 154 | { |
74454ce4 CE |
155 | const char *p = str; |
156 | char *c; | |
e4668264 | 157 | unsigned long long mult = 1; |
1c9f0761 | 158 | int i; |
74454ce4 CE |
159 | |
160 | /* | |
161 | * Go forward until we hit a non-digit, or +/- sign | |
162 | */ | |
163 | while ((p - str) <= len) { | |
164 | if (!isdigit((int) *p) && (*p != '+') && (*p != '-')) | |
165 | break; | |
166 | p++; | |
cb2c86fd | 167 | } |
74454ce4 | 168 | |
0de5b26f JA |
169 | if (!isalpha((int) *p)) { |
170 | if (is_seconds) | |
171 | return 1000000UL; | |
172 | else | |
173 | return 1; | |
174 | } | |
74454ce4 CE |
175 | |
176 | c = strdup(p); | |
1c9f0761 | 177 | for (i = 0; i < strlen(c); i++) |
e99161b4 | 178 | c[i] = tolower((unsigned char)c[i]); |
74454ce4 | 179 | |
e4668264 | 180 | if (!strncmp("us", c, 2) || !strncmp("usec", c, 4)) |
74454ce4 | 181 | mult = 1; |
e4668264 | 182 | else if (!strncmp("ms", c, 2) || !strncmp("msec", c, 4)) |
74454ce4 | 183 | mult = 1000; |
e4668264 JA |
184 | else if (!strcmp("s", c)) |
185 | mult = 1000000; | |
74454ce4 | 186 | else if (!strcmp("m", c)) |
e4668264 | 187 | mult = 60 * 1000000UL; |
74454ce4 | 188 | else if (!strcmp("h", c)) |
e4668264 | 189 | mult = 60 * 60 * 1000000UL; |
74454ce4 | 190 | else if (!strcmp("d", c)) |
4ed22fe5 | 191 | mult = 24 * 60 * 60 * 1000000ULL; |
74454ce4 CE |
192 | |
193 | free(c); | |
194 | return mult; | |
cb2c86fd JA |
195 | } |
196 | ||
a03fb65f JA |
197 | static int is_separator(char c) |
198 | { | |
199 | switch (c) { | |
200 | case ':': | |
201 | case '-': | |
202 | case ',': | |
203 | case '/': | |
204 | return 1; | |
205 | default: | |
206 | return 0; | |
207 | } | |
208 | } | |
209 | ||
7bb59102 JA |
210 | static unsigned long long __get_mult_bytes(const char *p, void *data, |
211 | int *percent) | |
cb2c86fd | 212 | { |
d6978a32 | 213 | unsigned int kb_base = fio_get_kb_base(data); |
a639f0bb | 214 | unsigned long long ret = 1; |
57fc29fa JA |
215 | unsigned int i, pow = 0, mult = kb_base; |
216 | char *c; | |
a639f0bb | 217 | |
57fc29fa JA |
218 | if (!p) |
219 | return 1; | |
a639f0bb | 220 | |
57fc29fa JA |
221 | c = strdup(p); |
222 | ||
a03fb65f | 223 | for (i = 0; i < strlen(c); i++) { |
e99161b4 | 224 | c[i] = tolower((unsigned char)c[i]); |
a03fb65f JA |
225 | if (is_separator(c[i])) { |
226 | c[i] = '\0'; | |
227 | break; | |
228 | } | |
229 | } | |
57fc29fa | 230 | |
d694a6a7 RE |
231 | /* If kb_base is 1000, use true units. |
232 | * If kb_base is 1024, use opposite units. | |
233 | */ | |
a04f158d | 234 | if (!strncmp("pib", c, 3)) { |
57fc29fa | 235 | pow = 5; |
d694a6a7 RE |
236 | if (kb_base == 1000) |
237 | mult = 1024; | |
238 | else if (kb_base == 1024) | |
239 | mult = 1000; | |
a04f158d | 240 | } else if (!strncmp("tib", c, 3)) { |
57fc29fa | 241 | pow = 4; |
d694a6a7 RE |
242 | if (kb_base == 1000) |
243 | mult = 1024; | |
244 | else if (kb_base == 1024) | |
245 | mult = 1000; | |
a04f158d | 246 | } else if (!strncmp("gib", c, 3)) { |
57fc29fa | 247 | pow = 3; |
d694a6a7 RE |
248 | if (kb_base == 1000) |
249 | mult = 1024; | |
250 | else if (kb_base == 1024) | |
251 | mult = 1000; | |
a04f158d | 252 | } else if (!strncmp("mib", c, 3)) { |
57fc29fa | 253 | pow = 2; |
d694a6a7 RE |
254 | if (kb_base == 1000) |
255 | mult = 1024; | |
256 | else if (kb_base == 1024) | |
257 | mult = 1000; | |
a04f158d | 258 | } else if (!strncmp("kib", c, 3)) { |
57fc29fa | 259 | pow = 1; |
d694a6a7 RE |
260 | if (kb_base == 1000) |
261 | mult = 1024; | |
262 | else if (kb_base == 1024) | |
263 | mult = 1000; | |
264 | } else if (!strncmp("p", c, 1) || !strncmp("pb", c, 2)) { | |
57fc29fa | 265 | pow = 5; |
d694a6a7 | 266 | } else if (!strncmp("t", c, 1) || !strncmp("tb", c, 2)) { |
57fc29fa | 267 | pow = 4; |
d694a6a7 | 268 | } else if (!strncmp("g", c, 1) || !strncmp("gb", c, 2)) { |
57fc29fa | 269 | pow = 3; |
d694a6a7 | 270 | } else if (!strncmp("m", c, 1) || !strncmp("mb", c, 2)) { |
57fc29fa | 271 | pow = 2; |
d694a6a7 | 272 | } else if (!strncmp("k", c, 1) || !strncmp("kb", c, 2)) { |
57fc29fa | 273 | pow = 1; |
d694a6a7 | 274 | } else if (!strncmp("%", c, 1)) { |
7bb59102 | 275 | *percent = 1; |
e721c57f | 276 | free(c); |
7bb59102 JA |
277 | return ret; |
278 | } | |
57fc29fa JA |
279 | |
280 | while (pow--) | |
281 | ret *= (unsigned long long) mult; | |
282 | ||
283 | free(c); | |
a639f0bb | 284 | return ret; |
cb2c86fd JA |
285 | } |
286 | ||
7bb59102 | 287 | static unsigned long long get_mult_bytes(const char *str, int len, void *data, |
6925dd35 | 288 | int *percent) |
57fc29fa | 289 | { |
55ed9636 | 290 | const char *p = str; |
ba4ddd69 | 291 | int digit_seen = 0; |
57fc29fa | 292 | |
1d1c187b | 293 | if (len < 2) |
7bb59102 | 294 | return __get_mult_bytes(str, data, percent); |
1d1c187b | 295 | |
d0c814ec SL |
296 | /* |
297 | * Go forward until we hit a non-digit, or +/- sign | |
298 | */ | |
55ed9636 | 299 | while ((p - str) <= len) { |
ba4ddd69 JA |
300 | if (!isdigit((int) *p) && |
301 | (((*p != '+') && (*p != '-')) || digit_seen)) | |
55ed9636 | 302 | break; |
3c703d13 | 303 | digit_seen |= isdigit((int) *p); |
55ed9636 JA |
304 | p++; |
305 | } | |
306 | ||
7bb59102 | 307 | if (!isalpha((int) *p) && (*p != '%')) |
57fc29fa JA |
308 | p = NULL; |
309 | ||
7bb59102 | 310 | return __get_mult_bytes(p, data, percent); |
57fc29fa JA |
311 | } |
312 | ||
b470a02c | 313 | extern int evaluate_arithmetic_expression(const char *buffer, long long *ival, |
88038bc7 SC |
314 | double *dval, double implied_units, |
315 | int is_time); | |
b470a02c | 316 | |
83349190 YH |
317 | /* |
318 | * Convert string into a floating number. Return 1 for success and 0 otherwise. | |
319 | */ | |
88038bc7 | 320 | int str_to_float(const char *str, double *val, int is_time) |
83349190 | 321 | { |
b470a02c SC |
322 | #ifdef CONFIG_ARITHMETIC |
323 | int rc; | |
324 | long long ival; | |
325 | double dval; | |
326 | ||
327 | if (str[0] == '(') { | |
88038bc7 | 328 | rc = evaluate_arithmetic_expression(str, &ival, &dval, 1.0, is_time); |
b470a02c SC |
329 | if (!rc) { |
330 | *val = dval; | |
331 | return 1; | |
332 | } | |
333 | } | |
334 | #endif | |
335 | return 1 == sscanf(str, "%lf", val); | |
83349190 YH |
336 | } |
337 | ||
cb2c86fd | 338 | /* |
e1f36503 | 339 | * convert string into decimal value, noting any size suffix |
cb2c86fd | 340 | */ |
0de5b26f | 341 | int str_to_decimal(const char *str, long long *val, int kilo, void *data, |
88038bc7 | 342 | int is_seconds, int is_time) |
cb2c86fd | 343 | { |
b347f9da | 344 | int len, base; |
b470a02c SC |
345 | int rc = 1; |
346 | #ifdef CONFIG_ARITHMETIC | |
347 | long long ival; | |
348 | double dval; | |
8e2c678f | 349 | double implied_units = 1.0; |
b470a02c | 350 | #endif |
cb2c86fd | 351 | |
cb2c86fd | 352 | len = strlen(str); |
f90eff5a JA |
353 | if (!len) |
354 | return 1; | |
cb2c86fd | 355 | |
b470a02c | 356 | #ifdef CONFIG_ARITHMETIC |
8e2c678f SC |
357 | if (is_seconds) |
358 | implied_units = 1000000.0; | |
b470a02c | 359 | if (str[0] == '(') |
88038bc7 | 360 | rc = evaluate_arithmetic_expression(str, &ival, &dval, implied_units, is_time); |
18722a18 SC |
361 | if (str[0] == '(' && !rc) { |
362 | if (!kilo && is_seconds) | |
363 | *val = ival / 1000000LL; | |
364 | else | |
365 | *val = ival; | |
366 | } | |
b470a02c | 367 | #endif |
b347f9da | 368 | |
b470a02c SC |
369 | if (rc == 1) { |
370 | if (strstr(str, "0x") || strstr(str, "0X")) | |
371 | base = 16; | |
372 | else | |
373 | base = 10; | |
374 | ||
375 | *val = strtoll(str, NULL, base); | |
376 | if (*val == LONG_MAX && errno == ERANGE) | |
377 | return 1; | |
378 | } | |
cb2c86fd | 379 | |
7bb59102 JA |
380 | if (kilo) { |
381 | unsigned long long mult; | |
382 | int perc = 0; | |
383 | ||
6925dd35 | 384 | mult = get_mult_bytes(str, len, data, &perc); |
7bb59102 JA |
385 | if (perc) |
386 | *val = -1ULL - *val; | |
387 | else | |
388 | *val *= mult; | |
389 | } else | |
0de5b26f | 390 | *val *= get_mult_time(str, len, is_seconds); |
1d31d1bc | 391 | |
cb2c86fd JA |
392 | return 0; |
393 | } | |
394 | ||
9af4a244 | 395 | int check_str_bytes(const char *p, long long *val, void *data) |
cb2c86fd | 396 | { |
88038bc7 | 397 | return str_to_decimal(p, val, 1, data, 0, 0); |
cb2c86fd JA |
398 | } |
399 | ||
0de5b26f | 400 | int check_str_time(const char *p, long long *val, int is_seconds) |
cb2c86fd | 401 | { |
88038bc7 | 402 | return str_to_decimal(p, val, 0, NULL, is_seconds, 1); |
cb2c86fd JA |
403 | } |
404 | ||
405 | void strip_blank_front(char **p) | |
406 | { | |
407 | char *s = *p; | |
408 | ||
4c8e9640 JA |
409 | if (!strlen(s)) |
410 | return; | |
76cd9378 | 411 | while (isspace((int) *s)) |
cb2c86fd | 412 | s++; |
4d651dad JA |
413 | |
414 | *p = s; | |
cb2c86fd JA |
415 | } |
416 | ||
417 | void strip_blank_end(char *p) | |
418 | { | |
853ee7fc | 419 | char *start = p, *s; |
523bfadb | 420 | |
4c8e9640 JA |
421 | if (!strlen(p)) |
422 | return; | |
423 | ||
523bfadb JA |
424 | s = strchr(p, ';'); |
425 | if (s) | |
426 | *s = '\0'; | |
427 | s = strchr(p, '#'); | |
428 | if (s) | |
429 | *s = '\0'; | |
430 | if (s) | |
431 | p = s; | |
432 | ||
7f7e6e59 | 433 | s = p + strlen(p); |
76cd9378 | 434 | while ((isspace((int) *s) || iscntrl((int) *s)) && (s > start)) |
cb2c86fd JA |
435 | s--; |
436 | ||
437 | *(s + 1) = '\0'; | |
438 | } | |
439 | ||
d6978a32 | 440 | static int check_range_bytes(const char *str, long *val, void *data) |
cb2c86fd | 441 | { |
57fc29fa | 442 | long long __val; |
cb2c86fd | 443 | |
88038bc7 | 444 | if (!str_to_decimal(str, &__val, 1, data, 0, 0)) { |
57fc29fa | 445 | *val = __val; |
cb2c86fd JA |
446 | return 0; |
447 | } | |
448 | ||
cb2c86fd JA |
449 | return 1; |
450 | } | |
451 | ||
63f29372 | 452 | static int check_int(const char *p, int *val) |
cb2c86fd | 453 | { |
787f7e95 JA |
454 | if (!strlen(p)) |
455 | return 1; | |
d78ee463 | 456 | if (strstr(p, "0x") || strstr(p, "0X")) { |
a61bdfd8 JA |
457 | if (sscanf(p, "%x", val) == 1) |
458 | return 0; | |
459 | } else { | |
460 | if (sscanf(p, "%u", val) == 1) | |
461 | return 0; | |
462 | } | |
cb2c86fd | 463 | |
e1f36503 JA |
464 | return 1; |
465 | } | |
cb2c86fd | 466 | |
e6f735f0 | 467 | static size_t opt_len(const char *str) |
808def70 JA |
468 | { |
469 | char *postfix; | |
470 | ||
471 | postfix = strchr(str, ':'); | |
472 | if (!postfix) | |
473 | return strlen(str); | |
474 | ||
475 | return (int)(postfix - str); | |
476 | } | |
477 | ||
119cd939 JA |
478 | static int str_match_len(const struct value_pair *vp, const char *str) |
479 | { | |
480 | return max(strlen(vp->ival), opt_len(str)); | |
481 | } | |
482 | ||
f0fdbcaf JA |
483 | #define val_store(ptr, val, off, or, data, o) \ |
484 | do { \ | |
485 | ptr = td_var((data), (o), (off)); \ | |
486 | if ((or)) \ | |
487 | *ptr |= (val); \ | |
488 | else \ | |
489 | *ptr = (val); \ | |
17abbe89 JA |
490 | } while (0) |
491 | ||
9109883a | 492 | static const char *opt_type_name(const struct fio_option *o) |
c26438ad JA |
493 | { |
494 | compiletime_assert(ARRAY_SIZE(opt_type_names) - 1 == FIO_OPT_UNSUPPORTED, | |
495 | "opt_type_names[] index"); | |
496 | ||
47844764 | 497 | if (o->type <= FIO_OPT_UNSUPPORTED) |
c26438ad JA |
498 | return opt_type_names[o->type]; |
499 | ||
500 | return "OPT_UNKNOWN?"; | |
501 | } | |
502 | ||
9109883a BVA |
503 | static int __handle_option(const struct fio_option *o, const char *ptr, |
504 | void *data, int first, int more, int curr) | |
cb2c86fd | 505 | { |
2fdbefdd | 506 | int il=0, *ilp; |
fd112d34 | 507 | fio_fp64_t *flp; |
63f29372 JA |
508 | long long ull, *ullp; |
509 | long ul1, ul2; | |
83349190 | 510 | double uf; |
bfe1d592 | 511 | char **cp = NULL; |
e42b01eb | 512 | int ret = 0, is_time = 0; |
c44b1ff5 JA |
513 | const struct value_pair *vp; |
514 | struct value_pair posval[PARSE_MAX_VP]; | |
515 | int i, all_skipped = 1; | |
cb2c86fd | 516 | |
c26438ad JA |
517 | dprint(FD_PARSE, "__handle_option=%s, type=%s, ptr=%s\n", o->name, |
518 | opt_type_name(o), ptr); | |
a3d741fa | 519 | |
e3cedca7 | 520 | if (!ptr && o->type != FIO_OPT_STR_SET && o->type != FIO_OPT_STR) { |
28d7c363 | 521 | log_err("Option %s requires an argument\n", o->name); |
08e26e35 JA |
522 | return 1; |
523 | } | |
524 | ||
e1f36503 | 525 | switch (o->type) { |
5f6ddf1e JA |
526 | case FIO_OPT_STR: |
527 | case FIO_OPT_STR_MULTI: { | |
e1f36503 | 528 | fio_opt_str_fn *fn = o->cb; |
b1ec1da6 | 529 | |
f085737f JA |
530 | posval_sort(o, posval); |
531 | ||
5f6ddf1e | 532 | ret = 1; |
b1ec1da6 | 533 | for (i = 0; i < PARSE_MAX_VP; i++) { |
f085737f | 534 | vp = &posval[i]; |
b1ec1da6 | 535 | if (!vp->ival || vp->ival[0] == '\0') |
a3073f4a | 536 | continue; |
ae2ddba4 | 537 | all_skipped = 0; |
078b46d1 JA |
538 | if (!ptr) |
539 | break; | |
119cd939 | 540 | if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) { |
b1ec1da6 | 541 | ret = 0; |
7b504edd | 542 | if (o->off1) |
ebadc0ce | 543 | val_store(ilp, vp->oval, o->off1, vp->orval, data, o); |
5f6ddf1e | 544 | continue; |
b1ec1da6 JA |
545 | } |
546 | } | |
cb2c86fd | 547 | |
ae2ddba4 | 548 | if (ret && !all_skipped) |
b1ec1da6 JA |
549 | show_option_values(o); |
550 | else if (fn) | |
551 | ret = fn(data, ptr); | |
e1f36503 JA |
552 | break; |
553 | } | |
e42b01eb JA |
554 | case FIO_OPT_STR_VAL_TIME: |
555 | is_time = 1; | |
1a1137d9 | 556 | case FIO_OPT_INT: |
e42b01eb JA |
557 | case FIO_OPT_STR_VAL: { |
558 | fio_opt_str_val_fn *fn = o->cb; | |
6eaf09d6 SL |
559 | char tmp[128], *p; |
560 | ||
88038bc7 SC |
561 | if (!is_time && o->is_time) |
562 | is_time = o->is_time; | |
563 | ||
209e1037 | 564 | tmp[sizeof(tmp) - 1] = '\0'; |
6eaf09d6 SL |
565 | strncpy(tmp, ptr, sizeof(tmp) - 1); |
566 | p = strchr(tmp, ','); | |
567 | if (p) | |
568 | *p = '\0'; | |
e42b01eb JA |
569 | |
570 | if (is_time) | |
0de5b26f | 571 | ret = check_str_time(tmp, &ull, o->is_seconds); |
e42b01eb | 572 | else |
6eaf09d6 | 573 | ret = check_str_bytes(tmp, &ull, data); |
e1f36503 | 574 | |
ae3fcb5a JA |
575 | dprint(FD_PARSE, " ret=%d, out=%llu\n", ret, ull); |
576 | ||
e1f36503 JA |
577 | if (ret) |
578 | break; | |
0f38bbef JA |
579 | if (o->pow2 && !is_power_of_2(ull)) { |
580 | log_err("%s: must be a power-of-2\n", o->name); | |
581 | return 1; | |
582 | } | |
e1f36503 | 583 | |
db8e0165 | 584 | if (o->maxval && ull > o->maxval) { |
d4fc2f04 JA |
585 | log_err("max value out of range: %llu" |
586 | " (%u max)\n", ull, o->maxval); | |
db8e0165 JA |
587 | return 1; |
588 | } | |
589 | if (o->minval && ull < o->minval) { | |
ff523a66 JA |
590 | log_err("min value out of range: %lld" |
591 | " (%d min)\n", ull, o->minval); | |
db8e0165 JA |
592 | return 1; |
593 | } | |
d926d535 JA |
594 | if (o->posval[0].ival) { |
595 | posval_sort(o, posval); | |
596 | ||
597 | ret = 1; | |
598 | for (i = 0; i < PARSE_MAX_VP; i++) { | |
599 | vp = &posval[i]; | |
600 | if (!vp->ival || vp->ival[0] == '\0') | |
601 | continue; | |
602 | if (vp->oval == ull) { | |
603 | ret = 0; | |
604 | break; | |
605 | } | |
606 | } | |
607 | if (ret) { | |
128e4caf JA |
608 | log_err("fio: value %llu not allowed:\n", ull); |
609 | show_option_values(o); | |
d926d535 JA |
610 | return 1; |
611 | } | |
612 | } | |
e1f36503 JA |
613 | |
614 | if (fn) | |
615 | ret = fn(data, &ull); | |
616 | else { | |
e01b22b8 | 617 | if (o->type == FIO_OPT_INT) { |
7b504edd JA |
618 | if (first) |
619 | val_store(ilp, ull, o->off1, 0, data, o); | |
6eaf09d6 | 620 | if (curr == 1) { |
7b504edd JA |
621 | if (o->off2) |
622 | val_store(ilp, ull, o->off2, 0, data, o); | |
02c6aad5 | 623 | } |
6eaf09d6 | 624 | if (curr == 2) { |
7b504edd JA |
625 | if (o->off3) |
626 | val_store(ilp, ull, o->off3, 0, data, o); | |
6eaf09d6 SL |
627 | } |
628 | if (!more) { | |
629 | if (curr < 1) { | |
7b504edd JA |
630 | if (o->off2) |
631 | val_store(ilp, ull, o->off2, 0, data, o); | |
6eaf09d6 SL |
632 | } |
633 | if (curr < 2) { | |
7b504edd JA |
634 | if (o->off3) |
635 | val_store(ilp, ull, o->off3, 0, data, o); | |
6eaf09d6 SL |
636 | } |
637 | } | |
75e6f36f | 638 | } else { |
7b504edd JA |
639 | if (first) |
640 | val_store(ullp, ull, o->off1, 0, data, o); | |
02c6aad5 | 641 | if (!more) { |
7b504edd JA |
642 | if (o->off2) |
643 | val_store(ullp, ull, o->off2, 0, data, o); | |
02c6aad5 | 644 | } |
75e6f36f | 645 | } |
e1f36503 JA |
646 | } |
647 | break; | |
648 | } | |
83349190 | 649 | case FIO_OPT_FLOAT_LIST: { |
eef02441 JA |
650 | char *cp2; |
651 | ||
435d195a VKF |
652 | if (first) { |
653 | /* | |
654 | ** Initialize precision to 0 and zero out list | |
655 | ** in case specified list is shorter than default | |
656 | */ | |
3e260a46 JA |
657 | if (o->off2) { |
658 | ul2 = 0; | |
f0fdbcaf | 659 | ilp = td_var(data, o, o->off2); |
3e260a46 JA |
660 | *ilp = ul2; |
661 | } | |
435d195a | 662 | |
f0fdbcaf | 663 | flp = td_var(data, o, o->off1); |
435d195a VKF |
664 | for(i = 0; i < o->maxlen; i++) |
665 | flp[i].u.f = 0.0; | |
666 | } | |
83349190 | 667 | if (curr >= o->maxlen) { |
28d7c363 | 668 | log_err("the list exceeding max length %d\n", |
83349190 YH |
669 | o->maxlen); |
670 | return 1; | |
671 | } | |
88038bc7 | 672 | if (!str_to_float(ptr, &uf, 0)) { /* this breaks if we ever have lists of times */ |
28d7c363 | 673 | log_err("not a floating point value: %s\n", ptr); |
83349190 YH |
674 | return 1; |
675 | } | |
45b3e8d7 BVA |
676 | if (o->minfp || o->maxfp) { |
677 | if (uf > o->maxfp) { | |
678 | log_err("value out of range: %f" | |
679 | " (range max: %f)\n", uf, o->maxfp); | |
680 | return 1; | |
681 | } | |
682 | if (uf < o->minfp) { | |
683 | log_err("value out of range: %f" | |
684 | " (range min: %f)\n", uf, o->minfp); | |
685 | return 1; | |
686 | } | |
83349190 YH |
687 | } |
688 | ||
f0fdbcaf | 689 | flp = td_var(data, o, o->off1); |
fd112d34 | 690 | flp[curr].u.f = uf; |
83349190 | 691 | |
ae3fcb5a JA |
692 | dprint(FD_PARSE, " out=%f\n", uf); |
693 | ||
435d195a VKF |
694 | /* |
695 | ** Calculate precision for output by counting | |
696 | ** number of digits after period. Find first | |
697 | ** period in entire remaining list each time | |
698 | */ | |
699 | cp2 = strchr(ptr, '.'); | |
700 | if (cp2 != NULL) { | |
eef02441 | 701 | int len = 0; |
435d195a VKF |
702 | |
703 | while (*++cp2 != '\0' && *cp2 >= '0' && *cp2 <= '9') | |
704 | len++; | |
705 | ||
3e260a46 | 706 | if (o->off2) { |
f0fdbcaf | 707 | ilp = td_var(data, o, o->off2); |
3e260a46 JA |
708 | if (len > *ilp) |
709 | *ilp = len; | |
710 | } | |
435d195a VKF |
711 | } |
712 | ||
83349190 YH |
713 | break; |
714 | } | |
af52b345 JA |
715 | case FIO_OPT_STR_STORE: { |
716 | fio_opt_str_fn *fn = o->cb; | |
717 | ||
f75c69a1 JA |
718 | if (!strlen(ptr)) |
719 | return 1; | |
720 | ||
7b504edd | 721 | if (o->off1) { |
f0fdbcaf | 722 | cp = td_var(data, o, o->off1); |
184b4098 | 723 | *cp = strdup(ptr); |
1c964ce5 | 724 | } |
02c6aad5 | 725 | |
184b4098 SL |
726 | if (fn) |
727 | ret = fn(data, ptr); | |
728 | else if (o->posval[0].ival) { | |
729 | posval_sort(o, posval); | |
730 | ||
731 | ret = 1; | |
732 | for (i = 0; i < PARSE_MAX_VP; i++) { | |
733 | vp = &posval[i]; | |
ab50817f | 734 | if (!vp->ival || vp->ival[0] == '\0' || !cp) |
184b4098 SL |
735 | continue; |
736 | all_skipped = 0; | |
119cd939 | 737 | if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) { |
184b4098 SL |
738 | char *rest; |
739 | ||
740 | ret = 0; | |
741 | if (vp->cb) | |
742 | fn = vp->cb; | |
743 | rest = strstr(*cp ?: ptr, ":"); | |
744 | if (rest) { | |
745 | if (*cp) | |
746 | *rest = '\0'; | |
747 | ptr = rest + 1; | |
748 | } else | |
749 | ptr = NULL; | |
750 | break; | |
751 | } | |
af52b345 JA |
752 | } |
753 | } | |
c44b1ff5 | 754 | |
184b4098 SL |
755 | if (!all_skipped) { |
756 | if (ret && !*cp) | |
757 | show_option_values(o); | |
758 | else if (ret && *cp) | |
759 | ret = 0; | |
760 | else if (fn && ptr) | |
761 | ret = fn(data, ptr); | |
762 | } | |
c44b1ff5 | 763 | |
e1f36503 | 764 | break; |
af52b345 | 765 | } |
e1f36503 | 766 | case FIO_OPT_RANGE: { |
b765a372 | 767 | char tmp[128]; |
e1f36503 JA |
768 | char *p1, *p2; |
769 | ||
209e1037 | 770 | tmp[sizeof(tmp) - 1] = '\0'; |
0bbab0e7 | 771 | strncpy(tmp, ptr, sizeof(tmp) - 1); |
b765a372 | 772 | |
31d23f47 DE |
773 | /* Handle bsrange with separate read,write values: */ |
774 | p1 = strchr(tmp, ','); | |
775 | if (p1) | |
776 | *p1 = '\0'; | |
777 | ||
b765a372 | 778 | p1 = strchr(tmp, '-'); |
e1f36503 | 779 | if (!p1) { |
0c9baf91 JA |
780 | p1 = strchr(tmp, ':'); |
781 | if (!p1) { | |
782 | ret = 1; | |
783 | break; | |
784 | } | |
e1f36503 JA |
785 | } |
786 | ||
787 | p2 = p1 + 1; | |
788 | *p1 = '\0'; | |
b765a372 | 789 | p1 = tmp; |
e1f36503 JA |
790 | |
791 | ret = 1; | |
d6978a32 JA |
792 | if (!check_range_bytes(p1, &ul1, data) && |
793 | !check_range_bytes(p2, &ul2, data)) { | |
e1f36503 | 794 | ret = 0; |
e1f36503 | 795 | if (ul1 > ul2) { |
f90eff5a JA |
796 | unsigned long foo = ul1; |
797 | ||
798 | ul1 = ul2; | |
799 | ul2 = foo; | |
800 | } | |
801 | ||
802 | if (first) { | |
7b504edd JA |
803 | val_store(ilp, ul1, o->off1, 0, data, o); |
804 | val_store(ilp, ul2, o->off2, 0, data, o); | |
17abbe89 | 805 | } |
6eaf09d6 | 806 | if (curr == 1) { |
7b504edd JA |
807 | if (o->off3 && o->off4) { |
808 | val_store(ilp, ul1, o->off3, 0, data, o); | |
809 | val_store(ilp, ul2, o->off4, 0, data, o); | |
6eaf09d6 SL |
810 | } |
811 | } | |
812 | if (curr == 2) { | |
7b504edd JA |
813 | if (o->off5 && o->off6) { |
814 | val_store(ilp, ul1, o->off5, 0, data, o); | |
815 | val_store(ilp, ul2, o->off6, 0, data, o); | |
6eaf09d6 SL |
816 | } |
817 | } | |
818 | if (!more) { | |
819 | if (curr < 1) { | |
7b504edd JA |
820 | if (o->off3 && o->off4) { |
821 | val_store(ilp, ul1, o->off3, 0, data, o); | |
822 | val_store(ilp, ul2, o->off4, 0, data, o); | |
6eaf09d6 SL |
823 | } |
824 | } | |
825 | if (curr < 2) { | |
7b504edd JA |
826 | if (o->off5 && o->off6) { |
827 | val_store(ilp, ul1, o->off5, 0, data, o); | |
828 | val_store(ilp, ul2, o->off6, 0, data, o); | |
6eaf09d6 SL |
829 | } |
830 | } | |
e1f36503 | 831 | } |
17abbe89 JA |
832 | } |
833 | ||
e1f36503 JA |
834 | break; |
835 | } | |
74ba1808 JA |
836 | case FIO_OPT_BOOL: |
837 | case FIO_OPT_STR_SET: { | |
e1f36503 JA |
838 | fio_opt_int_fn *fn = o->cb; |
839 | ||
74ba1808 JA |
840 | if (ptr) |
841 | ret = check_int(ptr, &il); | |
842 | else if (o->type == FIO_OPT_BOOL) | |
843 | ret = 1; | |
844 | else | |
845 | il = 1; | |
846 | ||
ae3fcb5a JA |
847 | dprint(FD_PARSE, " ret=%d, out=%d\n", ret, il); |
848 | ||
e1f36503 JA |
849 | if (ret) |
850 | break; | |
851 | ||
db8e0165 | 852 | if (o->maxval && il > (int) o->maxval) { |
28d7c363 | 853 | log_err("max value out of range: %d (%d max)\n", |
5ec10eaa | 854 | il, o->maxval); |
db8e0165 JA |
855 | return 1; |
856 | } | |
857 | if (o->minval && il < o->minval) { | |
28d7c363 | 858 | log_err("min value out of range: %d (%d min)\n", |
5ec10eaa | 859 | il, o->minval); |
db8e0165 JA |
860 | return 1; |
861 | } | |
e1f36503 | 862 | |
76a43db4 JA |
863 | if (o->neg) |
864 | il = !il; | |
865 | ||
e1f36503 JA |
866 | if (fn) |
867 | ret = fn(data, &il); | |
868 | else { | |
7b504edd JA |
869 | if (first) |
870 | val_store(ilp, il, o->off1, 0, data, o); | |
02c6aad5 | 871 | if (!more) { |
7b504edd JA |
872 | if (o->off2) |
873 | val_store(ilp, il, o->off2, 0, data, o); | |
02c6aad5 | 874 | } |
e1f36503 JA |
875 | } |
876 | break; | |
877 | } | |
15ca150e | 878 | case FIO_OPT_DEPRECATED: |
06b0be6e | 879 | log_info("Option %s is deprecated\n", o->name); |
d9472271 | 880 | ret = 1; |
15ca150e | 881 | break; |
e1f36503 | 882 | default: |
06b0be6e | 883 | log_err("Bad option type %u\n", o->type); |
e1f36503 JA |
884 | ret = 1; |
885 | } | |
cb2c86fd | 886 | |
70a4c0c8 JA |
887 | if (ret) |
888 | return ret; | |
889 | ||
d447a8c2 | 890 | if (o->verify) { |
70a4c0c8 | 891 | ret = o->verify(o, data); |
d447a8c2 | 892 | if (ret) { |
28d7c363 JA |
893 | log_err("Correct format for offending option\n"); |
894 | log_err("%20s: %s\n", o->name, o->help); | |
06b0be6e | 895 | show_option_help(o, 1); |
d447a8c2 JA |
896 | } |
897 | } | |
70a4c0c8 | 898 | |
e1f36503 | 899 | return ret; |
cb2c86fd JA |
900 | } |
901 | ||
9109883a BVA |
902 | static int handle_option(const struct fio_option *o, const char *__ptr, |
903 | void *data) | |
f90eff5a | 904 | { |
b62bdf2c JA |
905 | char *o_ptr, *ptr, *ptr2; |
906 | int ret, done; | |
f90eff5a | 907 | |
7c8f1a5c JA |
908 | dprint(FD_PARSE, "handle_option=%s, ptr=%s\n", o->name, __ptr); |
909 | ||
b62bdf2c | 910 | o_ptr = ptr = NULL; |
7c8f1a5c | 911 | if (__ptr) |
b62bdf2c | 912 | o_ptr = ptr = strdup(__ptr); |
a3d741fa | 913 | |
f90eff5a | 914 | /* |
b62bdf2c JA |
915 | * See if we have another set of parameters, hidden after a comma. |
916 | * Do this before parsing this round, to check if we should | |
787f7e95 | 917 | * copy set 1 options to set 2. |
f90eff5a | 918 | */ |
b62bdf2c JA |
919 | done = 0; |
920 | ret = 1; | |
921 | do { | |
922 | int __ret; | |
923 | ||
924 | ptr2 = NULL; | |
925 | if (ptr && | |
926 | (o->type != FIO_OPT_STR_STORE) && | |
83349190 YH |
927 | (o->type != FIO_OPT_STR) && |
928 | (o->type != FIO_OPT_FLOAT_LIST)) { | |
b62bdf2c JA |
929 | ptr2 = strchr(ptr, ','); |
930 | if (ptr2 && *(ptr2 + 1) == '\0') | |
931 | *ptr2 = '\0'; | |
6eaf09d6 | 932 | if (o->type != FIO_OPT_STR_MULTI && o->type != FIO_OPT_RANGE) { |
b62bdf2c JA |
933 | if (!ptr2) |
934 | ptr2 = strchr(ptr, ':'); | |
935 | if (!ptr2) | |
936 | ptr2 = strchr(ptr, '-'); | |
937 | } | |
83349190 YH |
938 | } else if (ptr && o->type == FIO_OPT_FLOAT_LIST) { |
939 | ptr2 = strchr(ptr, ':'); | |
b62bdf2c | 940 | } |
787f7e95 | 941 | |
b62bdf2c JA |
942 | /* |
943 | * Don't return early if parsing the first option fails - if | |
944 | * we are doing multiple arguments, we can allow the first one | |
945 | * being empty. | |
946 | */ | |
83349190 | 947 | __ret = __handle_option(o, ptr, data, !done, !!ptr2, done); |
b62bdf2c JA |
948 | if (ret) |
949 | ret = __ret; | |
787f7e95 | 950 | |
b62bdf2c JA |
951 | if (!ptr2) |
952 | break; | |
f90eff5a | 953 | |
b62bdf2c JA |
954 | ptr = ptr2 + 1; |
955 | done++; | |
956 | } while (1); | |
787f7e95 | 957 | |
b62bdf2c JA |
958 | if (o_ptr) |
959 | free(o_ptr); | |
960 | return ret; | |
f90eff5a JA |
961 | } |
962 | ||
75e6bcba JA |
963 | struct fio_option *find_option(struct fio_option *options, const char *opt) |
964 | { | |
965 | struct fio_option *o; | |
966 | ||
967 | for (o = &options[0]; o->name; o++) { | |
968 | if (!o_match(o, opt)) | |
969 | continue; | |
970 | if (o->type == FIO_OPT_UNSUPPORTED) { | |
971 | log_err("Option <%s>: %s\n", o->name, o->help); | |
972 | continue; | |
973 | } | |
974 | ||
975 | return o; | |
976 | } | |
977 | ||
978 | return NULL; | |
979 | } | |
980 | ||
9109883a BVA |
981 | const struct fio_option * |
982 | find_option_c(const struct fio_option *options, const char *opt) | |
983 | { | |
984 | return find_option((struct fio_option *)options, opt); | |
985 | } | |
75e6bcba | 986 | |
9109883a BVA |
987 | static const struct fio_option * |
988 | get_option(char *opt, const struct fio_option *options, char **post) | |
3b8b7135 | 989 | { |
9109883a | 990 | const struct fio_option *o; |
3b8b7135 JA |
991 | char *ret; |
992 | ||
993 | ret = strchr(opt, '='); | |
994 | if (ret) { | |
995 | *post = ret; | |
996 | *ret = '\0'; | |
de890a1e | 997 | ret = opt; |
3b8b7135 | 998 | (*post)++; |
43c129b4 | 999 | strip_blank_end(ret); |
9109883a | 1000 | o = find_option_c(options, ret); |
3b8b7135 | 1001 | } else { |
9109883a | 1002 | o = find_option_c(options, opt); |
3b8b7135 JA |
1003 | *post = NULL; |
1004 | } | |
1005 | ||
1006 | return o; | |
1007 | } | |
1008 | ||
1009 | static int opt_cmp(const void *p1, const void *p2) | |
1010 | { | |
9109883a | 1011 | const struct fio_option *o; |
de890a1e | 1012 | char *s, *foo; |
8cdabc1d | 1013 | int prio1, prio2; |
3b8b7135 | 1014 | |
8cdabc1d | 1015 | prio1 = prio2 = 0; |
3b8b7135 | 1016 | |
de890a1e SL |
1017 | if (*(char **)p1) { |
1018 | s = strdup(*((char **) p1)); | |
9af4a244 | 1019 | o = get_option(s, __fio_options, &foo); |
de890a1e SL |
1020 | if (o) |
1021 | prio1 = o->prio; | |
1022 | free(s); | |
1023 | } | |
1024 | if (*(char **)p2) { | |
1025 | s = strdup(*((char **) p2)); | |
9af4a244 | 1026 | o = get_option(s, __fio_options, &foo); |
de890a1e SL |
1027 | if (o) |
1028 | prio2 = o->prio; | |
1029 | free(s); | |
1030 | } | |
1031 | ||
8cdabc1d | 1032 | return prio2 - prio1; |
3b8b7135 JA |
1033 | } |
1034 | ||
9109883a | 1035 | void sort_options(char **opts, const struct fio_option *options, int num_opts) |
3b8b7135 | 1036 | { |
9af4a244 | 1037 | __fio_options = options; |
3b8b7135 | 1038 | qsort(opts, num_opts, sizeof(char *), opt_cmp); |
9af4a244 | 1039 | __fio_options = NULL; |
3b8b7135 JA |
1040 | } |
1041 | ||
9109883a BVA |
1042 | static void add_to_dump_list(const struct fio_option *o, |
1043 | struct flist_head *dump_list, const char *post) | |
d8b4f395 JA |
1044 | { |
1045 | struct print_option *p; | |
1046 | ||
1047 | if (!dump_list) | |
1048 | return; | |
1049 | ||
1050 | p = malloc(sizeof(*p)); | |
1051 | p->name = strdup(o->name); | |
1052 | if (post) | |
1053 | p->value = strdup(post); | |
1054 | else | |
1055 | p->value = NULL; | |
1056 | ||
1057 | flist_add_tail(&p->list, dump_list); | |
1058 | } | |
1059 | ||
b4692828 | 1060 | int parse_cmd_option(const char *opt, const char *val, |
9109883a | 1061 | const struct fio_option *options, void *data, |
d8b4f395 | 1062 | struct flist_head *dump_list) |
b4692828 | 1063 | { |
9109883a | 1064 | const struct fio_option *o; |
b4692828 | 1065 | |
9109883a | 1066 | o = find_option_c(options, opt); |
b4692828 | 1067 | if (!o) { |
06b0be6e | 1068 | log_err("Bad option <%s>\n", opt); |
b4692828 JA |
1069 | return 1; |
1070 | } | |
1071 | ||
d8b4f395 JA |
1072 | if (handle_option(o, val, data)) { |
1073 | log_err("fio: failed parsing %s=%s\n", opt, val); | |
1074 | return 1; | |
1075 | } | |
b1508cf9 | 1076 | |
d8b4f395 JA |
1077 | add_to_dump_list(o, dump_list, val); |
1078 | return 0; | |
b4692828 JA |
1079 | } |
1080 | ||
9109883a BVA |
1081 | int parse_option(char *opt, const char *input, const struct fio_option *options, |
1082 | const struct fio_option **o, void *data, | |
c2292325 | 1083 | struct flist_head *dump_list) |
cb2c86fd | 1084 | { |
d0c814ec | 1085 | char *post; |
e1f36503 | 1086 | |
d0c814ec SL |
1087 | if (!opt) { |
1088 | log_err("fio: failed parsing %s\n", input); | |
de890a1e | 1089 | *o = NULL; |
38789b58 | 1090 | return 1; |
d0c814ec | 1091 | } |
e1f36503 | 1092 | |
de890a1e SL |
1093 | *o = get_option(opt, options, &post); |
1094 | if (!*o) { | |
1095 | if (post) { | |
1096 | int len = strlen(opt); | |
1097 | if (opt + len + 1 != post) | |
1098 | memmove(opt + len + 1, post, strlen(post)); | |
1099 | opt[len] = '='; | |
1100 | } | |
e1f36503 JA |
1101 | return 1; |
1102 | } | |
1103 | ||
292cc475 JA |
1104 | if (handle_option(*o, post, data)) { |
1105 | log_err("fio: failed parsing %s\n", input); | |
1106 | return 1; | |
1107 | } | |
b1508cf9 | 1108 | |
d8b4f395 | 1109 | add_to_dump_list(*o, dump_list, post); |
292cc475 | 1110 | return 0; |
e1f36503 | 1111 | } |
fd28ca49 | 1112 | |
0e9f7fac JA |
1113 | /* |
1114 | * Option match, levenshtein distance. Handy for not quite remembering what | |
1115 | * the option name is. | |
1116 | */ | |
a893c261 | 1117 | int string_distance(const char *s1, const char *s2) |
0e9f7fac JA |
1118 | { |
1119 | unsigned int s1_len = strlen(s1); | |
1120 | unsigned int s2_len = strlen(s2); | |
1121 | unsigned int *p, *q, *r; | |
1122 | unsigned int i, j; | |
1123 | ||
1124 | p = malloc(sizeof(unsigned int) * (s2_len + 1)); | |
1125 | q = malloc(sizeof(unsigned int) * (s2_len + 1)); | |
1126 | ||
1127 | p[0] = 0; | |
1128 | for (i = 1; i <= s2_len; i++) | |
1129 | p[i] = p[i - 1] + 1; | |
1130 | ||
1131 | for (i = 1; i <= s1_len; i++) { | |
1132 | q[0] = p[0] + 1; | |
1133 | for (j = 1; j <= s2_len; j++) { | |
1134 | unsigned int sub = p[j - 1]; | |
8a1db9a1 | 1135 | unsigned int pmin; |
0e9f7fac JA |
1136 | |
1137 | if (s1[i - 1] != s2[j - 1]) | |
1138 | sub++; | |
1139 | ||
8a1db9a1 JA |
1140 | pmin = min(q[j - 1] + 1, sub); |
1141 | q[j] = min(p[j] + 1, pmin); | |
0e9f7fac JA |
1142 | } |
1143 | r = p; | |
1144 | p = q; | |
1145 | q = r; | |
1146 | } | |
1147 | ||
1148 | i = p[s2_len]; | |
1149 | free(p); | |
1150 | free(q); | |
1151 | return i; | |
1152 | } | |
1153 | ||
3701636d JA |
1154 | /* |
1155 | * Make a guess of whether the distance from 's1' is significant enough | |
1156 | * to warrant printing the guess. We set this to a 1/2 match. | |
1157 | */ | |
1158 | int string_distance_ok(const char *opt, int distance) | |
1159 | { | |
1160 | size_t len; | |
1161 | ||
1162 | len = strlen(opt); | |
1163 | len = (len + 1) / 2; | |
1164 | return distance <= len; | |
1165 | } | |
1166 | ||
9109883a BVA |
1167 | static const struct fio_option *find_child(const struct fio_option *options, |
1168 | const struct fio_option *o) | |
afdf9352 | 1169 | { |
9109883a | 1170 | const struct fio_option *__o; |
afdf9352 | 1171 | |
fdf28744 JA |
1172 | for (__o = options + 1; __o->name; __o++) |
1173 | if (__o->parent && !strcmp(__o->parent, o->name)) | |
afdf9352 JA |
1174 | return __o; |
1175 | ||
1176 | return NULL; | |
1177 | } | |
1178 | ||
9109883a BVA |
1179 | static void __print_option(const struct fio_option *o, |
1180 | const struct fio_option *org, | |
323d9113 | 1181 | int level) |
afdf9352 JA |
1182 | { |
1183 | char name[256], *p; | |
323d9113 | 1184 | int depth; |
afdf9352 JA |
1185 | |
1186 | if (!o) | |
1187 | return; | |
5ec10eaa | 1188 | |
afdf9352 | 1189 | p = name; |
323d9113 JA |
1190 | depth = level; |
1191 | while (depth--) | |
1192 | p += sprintf(p, "%s", " "); | |
afdf9352 JA |
1193 | |
1194 | sprintf(p, "%s", o->name); | |
1195 | ||
28d7c363 | 1196 | log_info("%-24s: %s\n", name, o->help); |
323d9113 JA |
1197 | } |
1198 | ||
9109883a | 1199 | static void print_option(const struct fio_option *o) |
323d9113 | 1200 | { |
9109883a BVA |
1201 | const struct fio_option *parent; |
1202 | const struct fio_option *__o; | |
323d9113 JA |
1203 | unsigned int printed; |
1204 | unsigned int level; | |
1205 | ||
1206 | __print_option(o, NULL, 0); | |
1207 | parent = o; | |
1208 | level = 0; | |
1209 | do { | |
1210 | level++; | |
1211 | printed = 0; | |
1212 | ||
1213 | while ((__o = find_child(o, parent)) != NULL) { | |
1214 | __print_option(__o, o, level); | |
1215 | o = __o; | |
1216 | printed++; | |
1217 | } | |
1218 | ||
1219 | parent = o; | |
1220 | } while (printed); | |
afdf9352 JA |
1221 | } |
1222 | ||
9109883a | 1223 | int show_cmd_help(const struct fio_option *options, const char *name) |
0e9f7fac | 1224 | { |
9109883a | 1225 | const struct fio_option *o, *closest; |
d091d099 | 1226 | unsigned int best_dist = -1U; |
29fc6afe | 1227 | int found = 0; |
320beefe JA |
1228 | int show_all = 0; |
1229 | ||
1230 | if (!name || !strcmp(name, "all")) | |
1231 | show_all = 1; | |
fd28ca49 | 1232 | |
0e9f7fac JA |
1233 | closest = NULL; |
1234 | best_dist = -1; | |
4945ba12 | 1235 | for (o = &options[0]; o->name; o++) { |
320beefe JA |
1236 | int match = 0; |
1237 | ||
15ca150e JA |
1238 | if (o->type == FIO_OPT_DEPRECATED) |
1239 | continue; | |
07b3232d JA |
1240 | if (!exec_profile && o->prof_name) |
1241 | continue; | |
4ac23d27 JA |
1242 | if (exec_profile && !(o->prof_name && !strcmp(exec_profile, o->prof_name))) |
1243 | continue; | |
15ca150e | 1244 | |
0e9f7fac | 1245 | if (name) { |
7f9348f8 JA |
1246 | if (!strcmp(name, o->name) || |
1247 | (o->alias && !strcmp(name, o->alias))) | |
0e9f7fac JA |
1248 | match = 1; |
1249 | else { | |
1250 | unsigned int dist; | |
1251 | ||
1252 | dist = string_distance(name, o->name); | |
1253 | if (dist < best_dist) { | |
1254 | best_dist = dist; | |
1255 | closest = o; | |
1256 | } | |
1257 | } | |
1258 | } | |
fd28ca49 JA |
1259 | |
1260 | if (show_all || match) { | |
29fc6afe | 1261 | found = 1; |
c167dedc | 1262 | if (match) |
28d7c363 | 1263 | log_info("%20s: %s\n", o->name, o->help); |
c167dedc | 1264 | if (show_all) { |
afdf9352 | 1265 | if (!o->parent) |
323d9113 | 1266 | print_option(o); |
4945ba12 | 1267 | continue; |
c167dedc | 1268 | } |
fd28ca49 JA |
1269 | } |
1270 | ||
70df2f19 JA |
1271 | if (!match) |
1272 | continue; | |
1273 | ||
06b0be6e | 1274 | show_option_help(o, 0); |
fd28ca49 JA |
1275 | } |
1276 | ||
29fc6afe JA |
1277 | if (found) |
1278 | return 0; | |
fd28ca49 | 1279 | |
28d7c363 | 1280 | log_err("No such command: %s", name); |
d091d099 JA |
1281 | |
1282 | /* | |
1283 | * Only print an appropriately close option, one where the edit | |
1284 | * distance isn't too big. Otherwise we get crazy matches. | |
1285 | */ | |
1286 | if (closest && best_dist < 3) { | |
28d7c363 JA |
1287 | log_info(" - showing closest match\n"); |
1288 | log_info("%20s: %s\n", closest->name, closest->help); | |
06b0be6e | 1289 | show_option_help(closest, 0); |
0e9f7fac | 1290 | } else |
28d7c363 | 1291 | log_info("\n"); |
0e9f7fac | 1292 | |
29fc6afe | 1293 | return 1; |
fd28ca49 | 1294 | } |
ee738499 | 1295 | |
13335ddb JA |
1296 | /* |
1297 | * Handle parsing of default parameters. | |
1298 | */ | |
9109883a | 1299 | void fill_default_options(void *data, const struct fio_option *options) |
ee738499 | 1300 | { |
9109883a | 1301 | const struct fio_option *o; |
ee738499 | 1302 | |
a3d741fa JA |
1303 | dprint(FD_PARSE, "filling default options\n"); |
1304 | ||
4945ba12 | 1305 | for (o = &options[0]; o->name; o++) |
ee738499 JA |
1306 | if (o->def) |
1307 | handle_option(o, o->def, data); | |
ee738499 | 1308 | } |
13335ddb | 1309 | |
8aa89d70 | 1310 | static void option_init(struct fio_option *o) |
9f988e2e | 1311 | { |
75e6bcba | 1312 | if (o->type == FIO_OPT_DEPRECATED || o->type == FIO_OPT_UNSUPPORTED) |
9f988e2e | 1313 | return; |
bbcacb72 JA |
1314 | if (o->name && !o->lname) |
1315 | log_err("Option %s: missing long option name\n", o->name); | |
9f988e2e JA |
1316 | if (o->type == FIO_OPT_BOOL) { |
1317 | o->minval = 0; | |
1318 | o->maxval = 1; | |
1319 | } | |
d4fc2f04 JA |
1320 | if (o->type == FIO_OPT_INT) { |
1321 | if (!o->maxval) | |
1322 | o->maxval = UINT_MAX; | |
1323 | } | |
c8931876 | 1324 | if (o->type == FIO_OPT_STR_SET && o->def && !o->no_warn_def) { |
06b0be6e | 1325 | log_err("Option %s: string set option with" |
9f988e2e JA |
1326 | " default will always be true\n", o->name); |
1327 | } | |
7b504edd | 1328 | if (!o->cb && !o->off1) |
06b0be6e | 1329 | log_err("Option %s: neither cb nor offset given\n", o->name); |
22754746 | 1330 | if (!o->category) { |
cca5b5bc | 1331 | log_info("Option %s: no category defined. Setting to misc\n", o->name); |
22754746 | 1332 | o->category = FIO_OPT_C_GENERAL; |
ffd7821f | 1333 | o->group = FIO_OPT_G_INVALID; |
22754746 | 1334 | } |
5f6ddf1e JA |
1335 | if (o->type == FIO_OPT_STR || o->type == FIO_OPT_STR_STORE || |
1336 | o->type == FIO_OPT_STR_MULTI) | |
9f988e2e | 1337 | return; |
9f988e2e JA |
1338 | } |
1339 | ||
13335ddb JA |
1340 | /* |
1341 | * Sanitize the options structure. For now it just sets min/max for bool | |
5b0a8880 | 1342 | * values and whether both callback and offsets are given. |
13335ddb JA |
1343 | */ |
1344 | void options_init(struct fio_option *options) | |
1345 | { | |
4945ba12 | 1346 | struct fio_option *o; |
13335ddb | 1347 | |
a3d741fa JA |
1348 | dprint(FD_PARSE, "init options\n"); |
1349 | ||
90265353 | 1350 | for (o = &options[0]; o->name; o++) { |
9f988e2e | 1351 | option_init(o); |
90265353 JA |
1352 | if (o->inverse) |
1353 | o->inv_opt = find_option(options, o->inverse); | |
1354 | } | |
13335ddb | 1355 | } |
7e356b2d | 1356 | |
9109883a | 1357 | void options_mem_dupe(const struct fio_option *options, void *data) |
53b5693d | 1358 | { |
9109883a | 1359 | const struct fio_option *o; |
53b5693d TK |
1360 | char **ptr; |
1361 | ||
1362 | dprint(FD_PARSE, "dup options\n"); | |
1363 | ||
1364 | for (o = &options[0]; o->name; o++) { | |
1365 | if (o->type != FIO_OPT_STR_STORE) | |
1366 | continue; | |
1367 | ||
1368 | ptr = td_var(data, o, o->off1); | |
1369 | if (*ptr) | |
1370 | *ptr = strdup(*ptr); | |
1371 | } | |
1372 | } | |
1373 | ||
9109883a | 1374 | void options_free(const struct fio_option *options, void *data) |
7e356b2d | 1375 | { |
9109883a | 1376 | const struct fio_option *o; |
7e356b2d JA |
1377 | char **ptr; |
1378 | ||
1379 | dprint(FD_PARSE, "free options\n"); | |
1380 | ||
1381 | for (o = &options[0]; o->name; o++) { | |
43f466e6 | 1382 | if (o->type != FIO_OPT_STR_STORE || !o->off1 || o->no_free) |
7e356b2d JA |
1383 | continue; |
1384 | ||
f0fdbcaf | 1385 | ptr = td_var(data, o, o->off1); |
7e356b2d JA |
1386 | if (*ptr) { |
1387 | free(*ptr); | |
1388 | *ptr = NULL; | |
1389 | } | |
1390 | } | |
1391 | } |