Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 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> |
Aaron Carroll | 88b5a39 | 2008-10-07 11:25:20 +0200 | [diff] [blame] | 11 | #include <stdlib.h> |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 12 | #include <math.h> |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 13 | |
| 14 | #include "parse.h" |
Jens Axboe | a3d741f | 2008-02-27 18:32:33 +0100 | [diff] [blame] | 15 | #include "debug.h" |
Jens Axboe | 9f988e2 | 2010-03-04 10:42:38 +0100 | [diff] [blame] | 16 | #include "options.h" |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 17 | |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 18 | static struct fio_option *fio_options; |
Jens Axboe | d6978a3 | 2009-07-18 21:04:09 +0200 | [diff] [blame] | 19 | extern unsigned int fio_get_kb_base(void *); |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 20 | |
Jens Axboe | f085737 | 2007-03-19 13:15:23 +0100 | [diff] [blame] | 21 | static int vp_cmp(const void *p1, const void *p2) |
| 22 | { |
| 23 | const struct value_pair *vp1 = p1; |
| 24 | const struct value_pair *vp2 = p2; |
| 25 | |
| 26 | return strlen(vp2->ival) - strlen(vp1->ival); |
| 27 | } |
| 28 | |
Jens Axboe | ce952ab | 2011-08-31 14:29:22 -0600 | [diff] [blame] | 29 | static void posval_sort(struct fio_option *o, struct value_pair *vpmap) |
Jens Axboe | f085737 | 2007-03-19 13:15:23 +0100 | [diff] [blame] | 30 | { |
| 31 | const struct value_pair *vp; |
| 32 | int entries; |
| 33 | |
| 34 | memset(vpmap, 0, PARSE_MAX_VP * sizeof(struct value_pair)); |
| 35 | |
| 36 | for (entries = 0; entries < PARSE_MAX_VP; entries++) { |
| 37 | vp = &o->posval[entries]; |
| 38 | if (!vp->ival || vp->ival[0] == '\0') |
| 39 | break; |
| 40 | |
| 41 | memcpy(&vpmap[entries], vp, sizeof(*vp)); |
| 42 | } |
| 43 | |
| 44 | qsort(vpmap, entries, sizeof(struct value_pair), vp_cmp); |
| 45 | } |
| 46 | |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 47 | static void show_option_range(struct fio_option *o, |
| 48 | int (*logger)(const char *format, ...)) |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 49 | { |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 50 | if (o->type == FIO_OPT_FLOAT_LIST){ |
| 51 | if (isnan(o->minfp) && isnan(o->maxfp)) |
| 52 | return; |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 53 | |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 54 | logger("%20s: min=%f", "range", o->minfp); |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 55 | if (!isnan(o->maxfp)) |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 56 | logger(", max=%f", o->maxfp); |
| 57 | logger("\n"); |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 58 | } else { |
| 59 | if (!o->minval && !o->maxval) |
| 60 | return; |
| 61 | |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 62 | logger("%20s: min=%d", "range", o->minval); |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 63 | if (o->maxval) |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 64 | logger(", max=%d", o->maxval); |
| 65 | logger("\n"); |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 66 | } |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 67 | } |
| 68 | |
| 69 | static void show_option_values(struct fio_option *o) |
| 70 | { |
Jens Axboe | a3073f4 | 2010-03-05 10:06:15 +0100 | [diff] [blame] | 71 | int i; |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 72 | |
Jens Axboe | a3073f4 | 2010-03-05 10:06:15 +0100 | [diff] [blame] | 73 | for (i = 0; i < PARSE_MAX_VP; i++) { |
Jens Axboe | 7837213 | 2007-03-14 13:24:07 +0100 | [diff] [blame] | 74 | const struct value_pair *vp = &o->posval[i]; |
| 75 | |
| 76 | if (!vp->ival) |
Jens Axboe | a3073f4 | 2010-03-05 10:06:15 +0100 | [diff] [blame] | 77 | continue; |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 78 | |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 79 | log_info("%20s: %-10s", i == 0 ? "valid values" : "", vp->ival); |
Jens Axboe | 7837213 | 2007-03-14 13:24:07 +0100 | [diff] [blame] | 80 | if (vp->help) |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 81 | log_info(" %s", vp->help); |
| 82 | log_info("\n"); |
Jens Axboe | a3073f4 | 2010-03-05 10:06:15 +0100 | [diff] [blame] | 83 | } |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 84 | |
| 85 | if (i) |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 86 | log_info("\n"); |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 87 | } |
| 88 | |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 89 | static void show_option_help(struct fio_option *o, int is_err) |
Jens Axboe | d447a8c | 2009-07-17 22:26:15 +0200 | [diff] [blame] | 90 | { |
| 91 | const char *typehelp[] = { |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 92 | "invalid", |
Jens Axboe | d447a8c | 2009-07-17 22:26:15 +0200 | [diff] [blame] | 93 | "string (opt=bla)", |
Jens Axboe | ae3fb6f | 2010-09-14 13:10:35 +0200 | [diff] [blame] | 94 | "string (opt=bla)", |
Jens Axboe | d447a8c | 2009-07-17 22:26:15 +0200 | [diff] [blame] | 95 | "string with possible k/m/g postfix (opt=4k)", |
| 96 | "string with time postfix (opt=10s)", |
| 97 | "string (opt=bla)", |
| 98 | "string with dual range (opt=1k-4k,4k-8k)", |
| 99 | "integer value (opt=100)", |
| 100 | "boolean value (opt=1)", |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 101 | "list of floating point values separated by ':' (opt=5.9:7.8)", |
Jens Axboe | d447a8c | 2009-07-17 22:26:15 +0200 | [diff] [blame] | 102 | "no argument (opt)", |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 103 | "deprecated", |
Jens Axboe | d447a8c | 2009-07-17 22:26:15 +0200 | [diff] [blame] | 104 | }; |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 105 | int (*logger)(const char *format, ...); |
| 106 | |
| 107 | if (is_err) |
| 108 | logger = log_err; |
| 109 | else |
| 110 | logger = log_info; |
Jens Axboe | d447a8c | 2009-07-17 22:26:15 +0200 | [diff] [blame] | 111 | |
| 112 | if (o->alias) |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 113 | logger("%20s: %s\n", "alias", o->alias); |
Jens Axboe | d447a8c | 2009-07-17 22:26:15 +0200 | [diff] [blame] | 114 | |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 115 | logger("%20s: %s\n", "type", typehelp[o->type]); |
| 116 | logger("%20s: %s\n", "default", o->def ? o->def : "no default"); |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 117 | if (o->prof_name) |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 118 | logger("%20s: only for profile '%s'\n", "valid", o->prof_name); |
| 119 | show_option_range(o, logger); |
Jens Axboe | d447a8c | 2009-07-17 22:26:15 +0200 | [diff] [blame] | 120 | show_option_values(o); |
| 121 | } |
| 122 | |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 123 | static unsigned long get_mult_time(char c) |
| 124 | { |
| 125 | switch (c) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 126 | case 'm': |
| 127 | case 'M': |
| 128 | return 60; |
| 129 | case 'h': |
| 130 | case 'H': |
| 131 | return 60 * 60; |
| 132 | case 'd': |
| 133 | case 'D': |
| 134 | return 24 * 60 * 60; |
| 135 | default: |
| 136 | return 1; |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 137 | } |
| 138 | } |
| 139 | |
Jens Axboe | 7bb5910 | 2011-07-12 19:47:03 +0200 | [diff] [blame] | 140 | static unsigned long long __get_mult_bytes(const char *p, void *data, |
| 141 | int *percent) |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 142 | { |
Jens Axboe | d6978a3 | 2009-07-18 21:04:09 +0200 | [diff] [blame] | 143 | unsigned int kb_base = fio_get_kb_base(data); |
Jens Axboe | a639f0b | 2009-07-18 08:25:35 +0200 | [diff] [blame] | 144 | unsigned long long ret = 1; |
Jens Axboe | 57fc29f | 2010-06-23 22:24:07 +0200 | [diff] [blame] | 145 | unsigned int i, pow = 0, mult = kb_base; |
| 146 | char *c; |
Jens Axboe | a639f0b | 2009-07-18 08:25:35 +0200 | [diff] [blame] | 147 | |
Jens Axboe | 57fc29f | 2010-06-23 22:24:07 +0200 | [diff] [blame] | 148 | if (!p) |
| 149 | return 1; |
Jens Axboe | a639f0b | 2009-07-18 08:25:35 +0200 | [diff] [blame] | 150 | |
Jens Axboe | 57fc29f | 2010-06-23 22:24:07 +0200 | [diff] [blame] | 151 | c = strdup(p); |
| 152 | |
| 153 | for (i = 0; i < strlen(c); i++) |
| 154 | c[i] = tolower(c[i]); |
| 155 | |
| 156 | if (!strcmp("pib", c)) { |
| 157 | pow = 5; |
| 158 | mult = 1000; |
| 159 | } else if (!strcmp("tib", c)) { |
| 160 | pow = 4; |
| 161 | mult = 1000; |
| 162 | } else if (!strcmp("gib", c)) { |
| 163 | pow = 3; |
| 164 | mult = 1000; |
| 165 | } else if (!strcmp("mib", c)) { |
| 166 | pow = 2; |
| 167 | mult = 1000; |
| 168 | } else if (!strcmp("kib", c)) { |
| 169 | pow = 1; |
| 170 | mult = 1000; |
| 171 | } else if (!strcmp("p", c) || !strcmp("pb", c)) |
| 172 | pow = 5; |
| 173 | else if (!strcmp("t", c) || !strcmp("tb", c)) |
| 174 | pow = 4; |
| 175 | else if (!strcmp("g", c) || !strcmp("gb", c)) |
| 176 | pow = 3; |
| 177 | else if (!strcmp("m", c) || !strcmp("mb", c)) |
| 178 | pow = 2; |
| 179 | else if (!strcmp("k", c) || !strcmp("kb", c)) |
| 180 | pow = 1; |
Jens Axboe | 7bb5910 | 2011-07-12 19:47:03 +0200 | [diff] [blame] | 181 | else if (!strcmp("%", c)) { |
| 182 | *percent = 1; |
Jens Axboe | e721c57 | 2012-02-09 20:55:29 +0100 | [diff] [blame] | 183 | free(c); |
Jens Axboe | 7bb5910 | 2011-07-12 19:47:03 +0200 | [diff] [blame] | 184 | return ret; |
| 185 | } |
Jens Axboe | 57fc29f | 2010-06-23 22:24:07 +0200 | [diff] [blame] | 186 | |
| 187 | while (pow--) |
| 188 | ret *= (unsigned long long) mult; |
| 189 | |
| 190 | free(c); |
Jens Axboe | a639f0b | 2009-07-18 08:25:35 +0200 | [diff] [blame] | 191 | return ret; |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 192 | } |
| 193 | |
Jens Axboe | 7bb5910 | 2011-07-12 19:47:03 +0200 | [diff] [blame] | 194 | static unsigned long long get_mult_bytes(const char *str, int len, void *data, |
Jens Axboe | 6925dd3 | 2011-09-07 22:10:11 +0200 | [diff] [blame] | 195 | int *percent) |
Jens Axboe | 57fc29f | 2010-06-23 22:24:07 +0200 | [diff] [blame] | 196 | { |
Jens Axboe | 55ed963 | 2011-03-27 20:55:09 +0200 | [diff] [blame] | 197 | const char *p = str; |
Jens Axboe | ba4ddd6 | 2011-09-07 22:11:00 +0200 | [diff] [blame] | 198 | int digit_seen = 0; |
Jens Axboe | 57fc29f | 2010-06-23 22:24:07 +0200 | [diff] [blame] | 199 | |
Jens Axboe | 1d1c187 | 2010-07-29 10:50:05 +0200 | [diff] [blame] | 200 | if (len < 2) |
Jens Axboe | 7bb5910 | 2011-07-12 19:47:03 +0200 | [diff] [blame] | 201 | return __get_mult_bytes(str, data, percent); |
Jens Axboe | 1d1c187 | 2010-07-29 10:50:05 +0200 | [diff] [blame] | 202 | |
Steven Lang | d0c814e | 2011-10-28 08:37:13 +0200 | [diff] [blame] | 203 | /* |
| 204 | * Go forward until we hit a non-digit, or +/- sign |
| 205 | */ |
Jens Axboe | 55ed963 | 2011-03-27 20:55:09 +0200 | [diff] [blame] | 206 | while ((p - str) <= len) { |
Jens Axboe | ba4ddd6 | 2011-09-07 22:11:00 +0200 | [diff] [blame] | 207 | if (!isdigit((int) *p) && |
| 208 | (((*p != '+') && (*p != '-')) || digit_seen)) |
Jens Axboe | 55ed963 | 2011-03-27 20:55:09 +0200 | [diff] [blame] | 209 | break; |
Jens Axboe | 3c703d1 | 2011-09-21 09:27:24 +0200 | [diff] [blame] | 210 | digit_seen |= isdigit((int) *p); |
Jens Axboe | 55ed963 | 2011-03-27 20:55:09 +0200 | [diff] [blame] | 211 | p++; |
| 212 | } |
| 213 | |
Jens Axboe | 7bb5910 | 2011-07-12 19:47:03 +0200 | [diff] [blame] | 214 | if (!isalpha((int) *p) && (*p != '%')) |
Jens Axboe | 57fc29f | 2010-06-23 22:24:07 +0200 | [diff] [blame] | 215 | p = NULL; |
| 216 | |
Jens Axboe | 7bb5910 | 2011-07-12 19:47:03 +0200 | [diff] [blame] | 217 | return __get_mult_bytes(p, data, percent); |
Jens Axboe | 57fc29f | 2010-06-23 22:24:07 +0200 | [diff] [blame] | 218 | } |
| 219 | |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 220 | /* |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 221 | * Convert string into a floating number. Return 1 for success and 0 otherwise. |
| 222 | */ |
Jens Axboe | cc62ea7 | 2012-02-09 21:17:06 +0100 | [diff] [blame] | 223 | static int str_to_float(const char *str, double *val) |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 224 | { |
| 225 | return (1 == sscanf(str, "%lf", val)); |
| 226 | } |
| 227 | |
| 228 | /* |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 229 | * convert string into decimal value, noting any size suffix |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 230 | */ |
Jens Axboe | 6925dd3 | 2011-09-07 22:10:11 +0200 | [diff] [blame] | 231 | int str_to_decimal(const char *str, long long *val, int kilo, void *data) |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 232 | { |
Jens Axboe | b347f9d | 2009-03-09 14:15:21 +0100 | [diff] [blame] | 233 | int len, base; |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 234 | |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 235 | len = strlen(str); |
Jens Axboe | f90eff5 | 2006-11-06 11:08:21 +0100 | [diff] [blame] | 236 | if (!len) |
| 237 | return 1; |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 238 | |
Jens Axboe | b347f9d | 2009-03-09 14:15:21 +0100 | [diff] [blame] | 239 | if (strstr(str, "0x") || strstr(str, "0X")) |
| 240 | base = 16; |
| 241 | else |
| 242 | base = 10; |
| 243 | |
| 244 | *val = strtoll(str, NULL, base); |
Jens Axboe | cda866c | 2007-01-10 16:02:32 +0100 | [diff] [blame] | 245 | if (*val == LONG_MAX && errno == ERANGE) |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 246 | return 1; |
| 247 | |
Jens Axboe | 7bb5910 | 2011-07-12 19:47:03 +0200 | [diff] [blame] | 248 | if (kilo) { |
| 249 | unsigned long long mult; |
| 250 | int perc = 0; |
| 251 | |
Jens Axboe | 6925dd3 | 2011-09-07 22:10:11 +0200 | [diff] [blame] | 252 | mult = get_mult_bytes(str, len, data, &perc); |
Jens Axboe | 7bb5910 | 2011-07-12 19:47:03 +0200 | [diff] [blame] | 253 | if (perc) |
| 254 | *val = -1ULL - *val; |
| 255 | else |
| 256 | *val *= mult; |
| 257 | } else |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 258 | *val *= get_mult_time(str[len - 1]); |
Jens Axboe | 787f7e9 | 2006-11-06 13:26:29 +0100 | [diff] [blame] | 259 | |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 260 | return 0; |
| 261 | } |
| 262 | |
Jens Axboe | 6925dd3 | 2011-09-07 22:10:11 +0200 | [diff] [blame] | 263 | static int check_str_bytes(const char *p, long long *val, void *data) |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 264 | { |
Jens Axboe | 6925dd3 | 2011-09-07 22:10:11 +0200 | [diff] [blame] | 265 | return str_to_decimal(p, val, 1, data); |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 266 | } |
| 267 | |
Jens Axboe | 63f2937 | 2007-01-10 13:20:09 +0100 | [diff] [blame] | 268 | static int check_str_time(const char *p, long long *val) |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 269 | { |
Jens Axboe | 6925dd3 | 2011-09-07 22:10:11 +0200 | [diff] [blame] | 270 | return str_to_decimal(p, val, 0, NULL); |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 271 | } |
| 272 | |
| 273 | void strip_blank_front(char **p) |
| 274 | { |
| 275 | char *s = *p; |
| 276 | |
Jens Axboe | 4c8e964 | 2011-10-15 14:37:38 +0200 | [diff] [blame] | 277 | if (!strlen(s)) |
| 278 | return; |
Jens Axboe | 76cd937 | 2011-07-08 21:14:57 +0200 | [diff] [blame] | 279 | while (isspace((int) *s)) |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 280 | s++; |
Jens Axboe | 4d651da | 2007-03-28 19:34:53 +0200 | [diff] [blame] | 281 | |
| 282 | *p = s; |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 283 | } |
| 284 | |
| 285 | void strip_blank_end(char *p) |
| 286 | { |
Jens Axboe | 853ee7f | 2009-03-06 20:29:29 +0100 | [diff] [blame] | 287 | char *start = p, *s; |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 288 | |
Jens Axboe | 4c8e964 | 2011-10-15 14:37:38 +0200 | [diff] [blame] | 289 | if (!strlen(p)) |
| 290 | return; |
| 291 | |
Jens Axboe | 523bfad | 2007-04-04 11:04:06 +0200 | [diff] [blame] | 292 | s = strchr(p, ';'); |
| 293 | if (s) |
| 294 | *s = '\0'; |
| 295 | s = strchr(p, '#'); |
| 296 | if (s) |
| 297 | *s = '\0'; |
| 298 | if (s) |
| 299 | p = s; |
| 300 | |
Jens Axboe | 7f7e6e5 | 2007-07-19 14:50:05 +0200 | [diff] [blame] | 301 | s = p + strlen(p); |
Jens Axboe | 76cd937 | 2011-07-08 21:14:57 +0200 | [diff] [blame] | 302 | while ((isspace((int) *s) || iscntrl((int) *s)) && (s > start)) |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 303 | s--; |
| 304 | |
| 305 | *(s + 1) = '\0'; |
| 306 | } |
| 307 | |
Jens Axboe | d6978a3 | 2009-07-18 21:04:09 +0200 | [diff] [blame] | 308 | static int check_range_bytes(const char *str, long *val, void *data) |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 309 | { |
Jens Axboe | 57fc29f | 2010-06-23 22:24:07 +0200 | [diff] [blame] | 310 | long long __val; |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 311 | |
Jens Axboe | 6925dd3 | 2011-09-07 22:10:11 +0200 | [diff] [blame] | 312 | if (!str_to_decimal(str, &__val, 1, data)) { |
Jens Axboe | 57fc29f | 2010-06-23 22:24:07 +0200 | [diff] [blame] | 313 | *val = __val; |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 314 | return 0; |
| 315 | } |
| 316 | |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 317 | return 1; |
| 318 | } |
| 319 | |
Jens Axboe | 63f2937 | 2007-01-10 13:20:09 +0100 | [diff] [blame] | 320 | static int check_int(const char *p, int *val) |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 321 | { |
Jens Axboe | 787f7e9 | 2006-11-06 13:26:29 +0100 | [diff] [blame] | 322 | if (!strlen(p)) |
| 323 | return 1; |
Jens Axboe | d78ee46 | 2007-08-10 14:03:20 +0200 | [diff] [blame] | 324 | if (strstr(p, "0x") || strstr(p, "0X")) { |
Jens Axboe | a61bdfd | 2007-07-30 09:07:04 +0200 | [diff] [blame] | 325 | if (sscanf(p, "%x", val) == 1) |
| 326 | return 0; |
| 327 | } else { |
| 328 | if (sscanf(p, "%u", val) == 1) |
| 329 | return 0; |
| 330 | } |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 331 | |
| 332 | return 1; |
| 333 | } |
| 334 | |
Jens Axboe | 808def7 | 2010-07-14 16:27:02 -0600 | [diff] [blame] | 335 | static int opt_len(const char *str) |
| 336 | { |
| 337 | char *postfix; |
| 338 | |
| 339 | postfix = strchr(str, ':'); |
| 340 | if (!postfix) |
| 341 | return strlen(str); |
| 342 | |
| 343 | return (int)(postfix - str); |
| 344 | } |
| 345 | |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 346 | #define val_store(ptr, val, off, or, data) \ |
Jens Axboe | 17abbe8 | 2006-11-06 11:23:10 +0100 | [diff] [blame] | 347 | do { \ |
| 348 | ptr = td_var((data), (off)); \ |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 349 | if ((or)) \ |
| 350 | *ptr |= (val); \ |
| 351 | else \ |
| 352 | *ptr = (val); \ |
Jens Axboe | 17abbe8 | 2006-11-06 11:23:10 +0100 | [diff] [blame] | 353 | } while (0) |
| 354 | |
Jens Axboe | f90eff5 | 2006-11-06 11:08:21 +0100 | [diff] [blame] | 355 | static int __handle_option(struct fio_option *o, const char *ptr, void *data, |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 356 | int first, int more, int curr) |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 357 | { |
Jens Axboe | 63f2937 | 2007-01-10 13:20:09 +0100 | [diff] [blame] | 358 | int il, *ilp; |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 359 | double* flp; |
Jens Axboe | 63f2937 | 2007-01-10 13:20:09 +0100 | [diff] [blame] | 360 | long long ull, *ullp; |
| 361 | long ul1, ul2; |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 362 | double uf; |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 363 | char **cp; |
Jens Axboe | e42b01e | 2011-05-05 12:05:10 -0600 | [diff] [blame] | 364 | int ret = 0, is_time = 0; |
Jens Axboe | c44b1ff | 2011-08-30 20:43:53 -0600 | [diff] [blame] | 365 | const struct value_pair *vp; |
| 366 | struct value_pair posval[PARSE_MAX_VP]; |
| 367 | int i, all_skipped = 1; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 368 | |
Jens Axboe | a3d741f | 2008-02-27 18:32:33 +0100 | [diff] [blame] | 369 | dprint(FD_PARSE, "__handle_option=%s, type=%d, ptr=%s\n", o->name, |
| 370 | o->type, ptr); |
| 371 | |
Jens Axboe | e3cedca | 2008-11-19 19:57:52 +0100 | [diff] [blame] | 372 | if (!ptr && o->type != FIO_OPT_STR_SET && o->type != FIO_OPT_STR) { |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 373 | log_err("Option %s requires an argument\n", o->name); |
Jens Axboe | 08e26e3 | 2006-11-21 13:15:10 +0100 | [diff] [blame] | 374 | return 1; |
| 375 | } |
| 376 | |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 377 | switch (o->type) { |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 378 | case FIO_OPT_STR: |
| 379 | case FIO_OPT_STR_MULTI: { |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 380 | fio_opt_str_fn *fn = o->cb; |
| 381 | |
Jens Axboe | f085737 | 2007-03-19 13:15:23 +0100 | [diff] [blame] | 382 | posval_sort(o, posval); |
| 383 | |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 384 | ret = 1; |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 385 | for (i = 0; i < PARSE_MAX_VP; i++) { |
Jens Axboe | f085737 | 2007-03-19 13:15:23 +0100 | [diff] [blame] | 386 | vp = &posval[i]; |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 387 | if (!vp->ival || vp->ival[0] == '\0') |
Jens Axboe | a3073f4 | 2010-03-05 10:06:15 +0100 | [diff] [blame] | 388 | continue; |
Jens Axboe | ae2ddba | 2010-03-10 12:49:03 +0100 | [diff] [blame] | 389 | all_skipped = 0; |
Jens Axboe | 808def7 | 2010-07-14 16:27:02 -0600 | [diff] [blame] | 390 | if (!strncmp(vp->ival, ptr, opt_len(ptr))) { |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 391 | ret = 0; |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 392 | if (o->roff1) { |
| 393 | if (vp->or) |
| 394 | *(unsigned int *) o->roff1 |= vp->oval; |
| 395 | else |
| 396 | *(unsigned int *) o->roff1 = vp->oval; |
| 397 | } else { |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 398 | if (!o->off1) |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 399 | continue; |
| 400 | val_store(ilp, vp->oval, o->off1, vp->or, data); |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 401 | } |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 402 | continue; |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 403 | } |
| 404 | } |
| 405 | |
Jens Axboe | ae2ddba | 2010-03-10 12:49:03 +0100 | [diff] [blame] | 406 | if (ret && !all_skipped) |
Jens Axboe | b1ec1da | 2007-02-23 10:29:16 +0100 | [diff] [blame] | 407 | show_option_values(o); |
| 408 | else if (fn) |
| 409 | ret = fn(data, ptr); |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 410 | break; |
| 411 | } |
Jens Axboe | e42b01e | 2011-05-05 12:05:10 -0600 | [diff] [blame] | 412 | case FIO_OPT_STR_VAL_TIME: |
| 413 | is_time = 1; |
Jens Axboe | f7fa265 | 2009-03-09 14:20:20 +0100 | [diff] [blame] | 414 | case FIO_OPT_INT: |
Jens Axboe | e42b01e | 2011-05-05 12:05:10 -0600 | [diff] [blame] | 415 | case FIO_OPT_STR_VAL: { |
| 416 | fio_opt_str_val_fn *fn = o->cb; |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 417 | char tmp[128], *p; |
| 418 | |
| 419 | strncpy(tmp, ptr, sizeof(tmp) - 1); |
| 420 | p = strchr(tmp, ','); |
| 421 | if (p) |
| 422 | *p = '\0'; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 423 | |
Jens Axboe | e42b01e | 2011-05-05 12:05:10 -0600 | [diff] [blame] | 424 | if (is_time) |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 425 | ret = check_str_time(tmp, &ull); |
Jens Axboe | e42b01e | 2011-05-05 12:05:10 -0600 | [diff] [blame] | 426 | else |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 427 | ret = check_str_bytes(tmp, &ull, data); |
Jens Axboe | e42b01e | 2011-05-05 12:05:10 -0600 | [diff] [blame] | 428 | |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 429 | if (ret) |
| 430 | break; |
| 431 | |
Jens Axboe | db8e016 | 2007-01-10 13:41:26 +0100 | [diff] [blame] | 432 | if (o->maxval && ull > o->maxval) { |
Jens Axboe | d4fc2f0 | 2012-09-24 14:32:26 +0200 | [diff] [blame] | 433 | log_err("max value out of range: %llu" |
| 434 | " (%u max)\n", ull, o->maxval); |
Jens Axboe | db8e016 | 2007-01-10 13:41:26 +0100 | [diff] [blame] | 435 | return 1; |
| 436 | } |
| 437 | if (o->minval && ull < o->minval) { |
Jens Axboe | d4fc2f0 | 2012-09-24 14:32:26 +0200 | [diff] [blame] | 438 | log_err("min value out of range: %llu" |
| 439 | " (%u min)\n", ull, o->minval); |
Jens Axboe | db8e016 | 2007-01-10 13:41:26 +0100 | [diff] [blame] | 440 | return 1; |
| 441 | } |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 442 | |
| 443 | if (fn) |
| 444 | ret = fn(data, &ull); |
| 445 | else { |
Jens Axboe | e01b22b | 2009-06-09 15:43:25 +0200 | [diff] [blame] | 446 | if (o->type == FIO_OPT_INT) { |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 447 | if (first) { |
| 448 | if (o->roff1) |
Jens Axboe | 7758d4f | 2010-03-18 16:50:31 +0100 | [diff] [blame] | 449 | *(unsigned int *) o->roff1 = ull; |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 450 | else |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 451 | val_store(ilp, ull, o->off1, 0, data); |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 452 | } |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 453 | if (curr == 1) { |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 454 | if (o->roff2) |
Jens Axboe | 7758d4f | 2010-03-18 16:50:31 +0100 | [diff] [blame] | 455 | *(unsigned int *) o->roff2 = ull; |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 456 | else if (o->off2) |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 457 | val_store(ilp, ull, o->off2, 0, data); |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 458 | } |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 459 | if (curr == 2) { |
| 460 | if (o->roff3) |
| 461 | *(unsigned int *) o->roff3 = ull; |
| 462 | else if (o->off3) |
| 463 | val_store(ilp, ull, o->off3, 0, data); |
| 464 | } |
| 465 | if (!more) { |
| 466 | if (curr < 1) { |
| 467 | if (o->roff2) |
| 468 | *(unsigned int *) o->roff2 = ull; |
| 469 | else if (o->off2) |
| 470 | val_store(ilp, ull, o->off2, 0, data); |
| 471 | } |
| 472 | if (curr < 2) { |
| 473 | if (o->roff3) |
| 474 | *(unsigned int *) o->roff3 = ull; |
| 475 | else if (o->off3) |
| 476 | val_store(ilp, ull, o->off3, 0, data); |
| 477 | } |
| 478 | } |
Jens Axboe | 75e6f36 | 2006-11-03 08:17:09 +0100 | [diff] [blame] | 479 | } else { |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 480 | if (first) { |
| 481 | if (o->roff1) |
| 482 | *(unsigned long long *) o->roff1 = ull; |
| 483 | else |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 484 | val_store(ullp, ull, o->off1, 0, data); |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 485 | } |
| 486 | if (!more) { |
| 487 | if (o->roff2) |
| 488 | *(unsigned long long *) o->roff2 = ull; |
| 489 | else if (o->off2) |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 490 | val_store(ullp, ull, o->off2, 0, data); |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 491 | } |
Jens Axboe | 75e6f36 | 2006-11-03 08:17:09 +0100 | [diff] [blame] | 492 | } |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 493 | } |
| 494 | break; |
| 495 | } |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 496 | case FIO_OPT_FLOAT_LIST: { |
| 497 | |
| 498 | if (first) { |
| 499 | ul2 = 1; |
| 500 | ilp = td_var(data, o->off2); |
| 501 | *ilp = ul2; |
| 502 | } |
| 503 | if (curr >= o->maxlen) { |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 504 | log_err("the list exceeding max length %d\n", |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 505 | o->maxlen); |
| 506 | return 1; |
| 507 | } |
| 508 | if(!str_to_float(ptr, &uf)){ |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 509 | log_err("not a floating point value: %s\n", ptr); |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 510 | return 1; |
| 511 | } |
| 512 | if (!isnan(o->maxfp) && uf > o->maxfp) { |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 513 | log_err("value out of range: %f" |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 514 | " (range max: %f)\n", uf, o->maxfp); |
| 515 | return 1; |
| 516 | } |
| 517 | if (!isnan(o->minfp) && uf < o->minfp) { |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 518 | log_err("value out of range: %f" |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 519 | " (range min: %f)\n", uf, o->minfp); |
| 520 | return 1; |
| 521 | } |
| 522 | |
| 523 | flp = td_var(data, o->off1); |
| 524 | flp[curr] = uf; |
| 525 | |
| 526 | break; |
| 527 | } |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 528 | case FIO_OPT_STR_STORE: { |
| 529 | fio_opt_str_fn *fn = o->cb; |
| 530 | |
Steven Lang | 184b409 | 2011-11-16 10:33:51 +0100 | [diff] [blame] | 531 | if (o->roff1 || o->off1) { |
| 532 | if (o->roff1) |
| 533 | cp = (char **) o->roff1; |
| 534 | else if (o->off1) |
| 535 | cp = td_var(data, o->off1); |
Jens Axboe | ce952ab | 2011-08-31 14:29:22 -0600 | [diff] [blame] | 536 | |
Steven Lang | 184b409 | 2011-11-16 10:33:51 +0100 | [diff] [blame] | 537 | *cp = strdup(ptr); |
| 538 | } else { |
| 539 | cp = NULL; |
Jens Axboe | 1c964ce | 2011-08-31 16:45:03 -0600 | [diff] [blame] | 540 | } |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 541 | |
Steven Lang | 184b409 | 2011-11-16 10:33:51 +0100 | [diff] [blame] | 542 | if (fn) |
| 543 | ret = fn(data, ptr); |
| 544 | else if (o->posval[0].ival) { |
| 545 | posval_sort(o, posval); |
Jens Axboe | c44b1ff | 2011-08-30 20:43:53 -0600 | [diff] [blame] | 546 | |
Steven Lang | 184b409 | 2011-11-16 10:33:51 +0100 | [diff] [blame] | 547 | ret = 1; |
| 548 | for (i = 0; i < PARSE_MAX_VP; i++) { |
| 549 | vp = &posval[i]; |
| 550 | if (!vp->ival || vp->ival[0] == '\0') |
| 551 | continue; |
| 552 | all_skipped = 0; |
| 553 | if (!strncmp(vp->ival, ptr, opt_len(ptr))) { |
| 554 | char *rest; |
| 555 | |
| 556 | ret = 0; |
| 557 | if (vp->cb) |
| 558 | fn = vp->cb; |
| 559 | rest = strstr(*cp ?: ptr, ":"); |
| 560 | if (rest) { |
| 561 | if (*cp) |
| 562 | *rest = '\0'; |
| 563 | ptr = rest + 1; |
| 564 | } else |
| 565 | ptr = NULL; |
| 566 | break; |
| 567 | } |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 568 | } |
| 569 | } |
Jens Axboe | c44b1ff | 2011-08-30 20:43:53 -0600 | [diff] [blame] | 570 | |
Steven Lang | 184b409 | 2011-11-16 10:33:51 +0100 | [diff] [blame] | 571 | if (!all_skipped) { |
| 572 | if (ret && !*cp) |
| 573 | show_option_values(o); |
| 574 | else if (ret && *cp) |
| 575 | ret = 0; |
| 576 | else if (fn && ptr) |
| 577 | ret = fn(data, ptr); |
| 578 | } |
Jens Axboe | c44b1ff | 2011-08-30 20:43:53 -0600 | [diff] [blame] | 579 | |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 580 | break; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 581 | } |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 582 | case FIO_OPT_RANGE: { |
Jens Axboe | b765a37 | 2006-10-27 15:00:16 +0200 | [diff] [blame] | 583 | char tmp[128]; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 584 | char *p1, *p2; |
| 585 | |
Jens Axboe | 0bbab0e | 2006-11-02 09:18:36 +0100 | [diff] [blame] | 586 | strncpy(tmp, ptr, sizeof(tmp) - 1); |
Jens Axboe | b765a37 | 2006-10-27 15:00:16 +0200 | [diff] [blame] | 587 | |
Dave Engberg | 31d23f4 | 2011-07-23 21:07:13 +0200 | [diff] [blame] | 588 | /* Handle bsrange with separate read,write values: */ |
| 589 | p1 = strchr(tmp, ','); |
| 590 | if (p1) |
| 591 | *p1 = '\0'; |
| 592 | |
Jens Axboe | b765a37 | 2006-10-27 15:00:16 +0200 | [diff] [blame] | 593 | p1 = strchr(tmp, '-'); |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 594 | if (!p1) { |
Jens Axboe | 0c9baf9 | 2007-01-11 15:59:26 +0100 | [diff] [blame] | 595 | p1 = strchr(tmp, ':'); |
| 596 | if (!p1) { |
| 597 | ret = 1; |
| 598 | break; |
| 599 | } |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 600 | } |
| 601 | |
| 602 | p2 = p1 + 1; |
| 603 | *p1 = '\0'; |
Jens Axboe | b765a37 | 2006-10-27 15:00:16 +0200 | [diff] [blame] | 604 | p1 = tmp; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 605 | |
| 606 | ret = 1; |
Jens Axboe | d6978a3 | 2009-07-18 21:04:09 +0200 | [diff] [blame] | 607 | if (!check_range_bytes(p1, &ul1, data) && |
| 608 | !check_range_bytes(p2, &ul2, data)) { |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 609 | ret = 0; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 610 | if (ul1 > ul2) { |
Jens Axboe | f90eff5 | 2006-11-06 11:08:21 +0100 | [diff] [blame] | 611 | unsigned long foo = ul1; |
| 612 | |
| 613 | ul1 = ul2; |
| 614 | ul2 = foo; |
| 615 | } |
| 616 | |
| 617 | if (first) { |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 618 | if (o->roff1) |
Jens Axboe | 7758d4f | 2010-03-18 16:50:31 +0100 | [diff] [blame] | 619 | *(unsigned int *) o->roff1 = ul1; |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 620 | else |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 621 | val_store(ilp, ul1, o->off1, 0, data); |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 622 | if (o->roff2) |
Jens Axboe | 7758d4f | 2010-03-18 16:50:31 +0100 | [diff] [blame] | 623 | *(unsigned int *) o->roff2 = ul2; |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 624 | else |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 625 | val_store(ilp, ul2, o->off2, 0, data); |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 626 | } |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 627 | if (curr == 1) { |
| 628 | if (o->roff3 && o->roff4) { |
| 629 | *(unsigned int *) o->roff3 = ul1; |
| 630 | *(unsigned int *) o->roff4 = ul2; |
| 631 | } else if (o->off3 && o->off4) { |
| 632 | val_store(ilp, ul1, o->off3, 0, data); |
| 633 | val_store(ilp, ul2, o->off4, 0, data); |
| 634 | } |
| 635 | } |
| 636 | if (curr == 2) { |
| 637 | if (o->roff5 && o->roff6) { |
| 638 | *(unsigned int *) o->roff5 = ul1; |
| 639 | *(unsigned int *) o->roff6 = ul2; |
| 640 | } else if (o->off5 && o->off6) { |
| 641 | val_store(ilp, ul1, o->off5, 0, data); |
| 642 | val_store(ilp, ul2, o->off6, 0, data); |
| 643 | } |
| 644 | } |
| 645 | if (!more) { |
| 646 | if (curr < 1) { |
| 647 | if (o->roff3 && o->roff4) { |
| 648 | *(unsigned int *) o->roff3 = ul1; |
| 649 | *(unsigned int *) o->roff4 = ul2; |
| 650 | } else if (o->off3 && o->off4) { |
| 651 | val_store(ilp, ul1, o->off3, 0, data); |
| 652 | val_store(ilp, ul2, o->off4, 0, data); |
| 653 | } |
| 654 | } |
| 655 | if (curr < 2) { |
| 656 | if (o->roff5 && o->roff6) { |
| 657 | *(unsigned int *) o->roff5 = ul1; |
| 658 | *(unsigned int *) o->roff6 = ul2; |
| 659 | } else if (o->off5 && o->off6) { |
| 660 | val_store(ilp, ul1, o->off5, 0, data); |
| 661 | val_store(ilp, ul2, o->off6, 0, data); |
| 662 | } |
| 663 | } |
Jens Axboe | 17abbe8 | 2006-11-06 11:23:10 +0100 | [diff] [blame] | 664 | } |
| 665 | } |
| 666 | |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 667 | break; |
| 668 | } |
Jens Axboe | 74ba180 | 2011-07-15 09:09:15 +0200 | [diff] [blame] | 669 | case FIO_OPT_BOOL: |
| 670 | case FIO_OPT_STR_SET: { |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 671 | fio_opt_int_fn *fn = o->cb; |
| 672 | |
Jens Axboe | 74ba180 | 2011-07-15 09:09:15 +0200 | [diff] [blame] | 673 | if (ptr) |
| 674 | ret = check_int(ptr, &il); |
| 675 | else if (o->type == FIO_OPT_BOOL) |
| 676 | ret = 1; |
| 677 | else |
| 678 | il = 1; |
| 679 | |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 680 | if (ret) |
| 681 | break; |
| 682 | |
Jens Axboe | db8e016 | 2007-01-10 13:41:26 +0100 | [diff] [blame] | 683 | if (o->maxval && il > (int) o->maxval) { |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 684 | log_err("max value out of range: %d (%d max)\n", |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 685 | il, o->maxval); |
Jens Axboe | db8e016 | 2007-01-10 13:41:26 +0100 | [diff] [blame] | 686 | return 1; |
| 687 | } |
| 688 | if (o->minval && il < o->minval) { |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 689 | log_err("min value out of range: %d (%d min)\n", |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 690 | il, o->minval); |
Jens Axboe | db8e016 | 2007-01-10 13:41:26 +0100 | [diff] [blame] | 691 | return 1; |
| 692 | } |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 693 | |
Jens Axboe | 76a43db | 2007-01-11 13:24:44 +0100 | [diff] [blame] | 694 | if (o->neg) |
| 695 | il = !il; |
| 696 | |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 697 | if (fn) |
| 698 | ret = fn(data, &il); |
| 699 | else { |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 700 | if (first) { |
| 701 | if (o->roff1) |
| 702 | *(unsigned int *)o->roff1 = il; |
| 703 | else |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 704 | val_store(ilp, il, o->off1, 0, data); |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 705 | } |
| 706 | if (!more) { |
| 707 | if (o->roff2) |
| 708 | *(unsigned int *) o->roff2 = il; |
| 709 | else if (o->off2) |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 710 | val_store(ilp, il, o->off2, 0, data); |
Jens Axboe | 02c6aad | 2010-03-04 13:49:11 +0100 | [diff] [blame] | 711 | } |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 712 | } |
| 713 | break; |
| 714 | } |
Jens Axboe | 15ca150 | 2008-04-07 09:26:02 +0200 | [diff] [blame] | 715 | case FIO_OPT_DEPRECATED: |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 716 | log_info("Option %s is deprecated\n", o->name); |
Jens Axboe | 15ca150 | 2008-04-07 09:26:02 +0200 | [diff] [blame] | 717 | break; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 718 | default: |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 719 | log_err("Bad option type %u\n", o->type); |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 720 | ret = 1; |
| 721 | } |
| 722 | |
Jens Axboe | 70a4c0c | 2009-07-01 09:24:05 +0200 | [diff] [blame] | 723 | if (ret) |
| 724 | return ret; |
| 725 | |
Jens Axboe | d447a8c | 2009-07-17 22:26:15 +0200 | [diff] [blame] | 726 | if (o->verify) { |
Jens Axboe | 70a4c0c | 2009-07-01 09:24:05 +0200 | [diff] [blame] | 727 | ret = o->verify(o, data); |
Jens Axboe | d447a8c | 2009-07-17 22:26:15 +0200 | [diff] [blame] | 728 | if (ret) { |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 729 | log_err("Correct format for offending option\n"); |
| 730 | log_err("%20s: %s\n", o->name, o->help); |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 731 | show_option_help(o, 1); |
Jens Axboe | d447a8c | 2009-07-17 22:26:15 +0200 | [diff] [blame] | 732 | } |
| 733 | } |
Jens Axboe | 70a4c0c | 2009-07-01 09:24:05 +0200 | [diff] [blame] | 734 | |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 735 | return ret; |
| 736 | } |
| 737 | |
Jens Axboe | 7c8f1a5 | 2009-06-09 12:28:57 +0200 | [diff] [blame] | 738 | static int handle_option(struct fio_option *o, const char *__ptr, void *data) |
Jens Axboe | f90eff5 | 2006-11-06 11:08:21 +0100 | [diff] [blame] | 739 | { |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 740 | char *o_ptr, *ptr, *ptr2; |
| 741 | int ret, done; |
Jens Axboe | f90eff5 | 2006-11-06 11:08:21 +0100 | [diff] [blame] | 742 | |
Jens Axboe | 7c8f1a5 | 2009-06-09 12:28:57 +0200 | [diff] [blame] | 743 | dprint(FD_PARSE, "handle_option=%s, ptr=%s\n", o->name, __ptr); |
| 744 | |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 745 | o_ptr = ptr = NULL; |
Jens Axboe | 7c8f1a5 | 2009-06-09 12:28:57 +0200 | [diff] [blame] | 746 | if (__ptr) |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 747 | o_ptr = ptr = strdup(__ptr); |
Jens Axboe | a3d741f | 2008-02-27 18:32:33 +0100 | [diff] [blame] | 748 | |
Jens Axboe | f90eff5 | 2006-11-06 11:08:21 +0100 | [diff] [blame] | 749 | /* |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 750 | * See if we have another set of parameters, hidden after a comma. |
| 751 | * Do this before parsing this round, to check if we should |
Jens Axboe | 787f7e9 | 2006-11-06 13:26:29 +0100 | [diff] [blame] | 752 | * copy set 1 options to set 2. |
Jens Axboe | f90eff5 | 2006-11-06 11:08:21 +0100 | [diff] [blame] | 753 | */ |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 754 | done = 0; |
| 755 | ret = 1; |
| 756 | do { |
| 757 | int __ret; |
| 758 | |
| 759 | ptr2 = NULL; |
| 760 | if (ptr && |
| 761 | (o->type != FIO_OPT_STR_STORE) && |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 762 | (o->type != FIO_OPT_STR) && |
| 763 | (o->type != FIO_OPT_FLOAT_LIST)) { |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 764 | ptr2 = strchr(ptr, ','); |
| 765 | if (ptr2 && *(ptr2 + 1) == '\0') |
| 766 | *ptr2 = '\0'; |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 767 | if (o->type != FIO_OPT_STR_MULTI && o->type != FIO_OPT_RANGE) { |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 768 | if (!ptr2) |
| 769 | ptr2 = strchr(ptr, ':'); |
| 770 | if (!ptr2) |
| 771 | ptr2 = strchr(ptr, '-'); |
| 772 | } |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 773 | } else if (ptr && o->type == FIO_OPT_FLOAT_LIST) { |
| 774 | ptr2 = strchr(ptr, ':'); |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 775 | } |
| 776 | |
| 777 | /* |
| 778 | * Don't return early if parsing the first option fails - if |
| 779 | * we are doing multiple arguments, we can allow the first one |
| 780 | * being empty. |
| 781 | */ |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 782 | __ret = __handle_option(o, ptr, data, !done, !!ptr2, done); |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 783 | if (ret) |
| 784 | ret = __ret; |
| 785 | |
Jens Axboe | 0c9baf9 | 2007-01-11 15:59:26 +0100 | [diff] [blame] | 786 | if (!ptr2) |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 787 | break; |
Jens Axboe | 787f7e9 | 2006-11-06 13:26:29 +0100 | [diff] [blame] | 788 | |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 789 | ptr = ptr2 + 1; |
| 790 | done++; |
| 791 | } while (1); |
Jens Axboe | 787f7e9 | 2006-11-06 13:26:29 +0100 | [diff] [blame] | 792 | |
Jens Axboe | b62bdf2 | 2010-03-10 12:36:17 +0100 | [diff] [blame] | 793 | if (o_ptr) |
| 794 | free(o_ptr); |
| 795 | return ret; |
Jens Axboe | f90eff5 | 2006-11-06 11:08:21 +0100 | [diff] [blame] | 796 | } |
| 797 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 798 | static struct fio_option *get_option(char *opt, |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 799 | struct fio_option *options, char **post) |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 800 | { |
| 801 | struct fio_option *o; |
| 802 | char *ret; |
| 803 | |
| 804 | ret = strchr(opt, '='); |
| 805 | if (ret) { |
| 806 | *post = ret; |
| 807 | *ret = '\0'; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 808 | ret = opt; |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 809 | (*post)++; |
Jens Axboe | 43c129b | 2008-12-08 14:06:42 +0100 | [diff] [blame] | 810 | strip_blank_end(ret); |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 811 | o = find_option(options, ret); |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 812 | } else { |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 813 | o = find_option(options, opt); |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 814 | *post = NULL; |
| 815 | } |
| 816 | |
| 817 | return o; |
| 818 | } |
| 819 | |
| 820 | static int opt_cmp(const void *p1, const void *p2) |
| 821 | { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 822 | struct fio_option *o; |
| 823 | char *s, *foo; |
Jens Axboe | 8cdabc1 | 2008-11-19 12:31:43 +0100 | [diff] [blame] | 824 | int prio1, prio2; |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 825 | |
Jens Axboe | 8cdabc1 | 2008-11-19 12:31:43 +0100 | [diff] [blame] | 826 | prio1 = prio2 = 0; |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 827 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 828 | if (*(char **)p1) { |
| 829 | s = strdup(*((char **) p1)); |
| 830 | o = get_option(s, fio_options, &foo); |
| 831 | if (o) |
| 832 | prio1 = o->prio; |
| 833 | free(s); |
| 834 | } |
| 835 | if (*(char **)p2) { |
| 836 | s = strdup(*((char **) p2)); |
| 837 | o = get_option(s, fio_options, &foo); |
| 838 | if (o) |
| 839 | prio2 = o->prio; |
| 840 | free(s); |
| 841 | } |
| 842 | |
Jens Axboe | 8cdabc1 | 2008-11-19 12:31:43 +0100 | [diff] [blame] | 843 | return prio2 - prio1; |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 844 | } |
| 845 | |
| 846 | void sort_options(char **opts, struct fio_option *options, int num_opts) |
| 847 | { |
| 848 | fio_options = options; |
| 849 | qsort(opts, num_opts, sizeof(char *), opt_cmp); |
| 850 | fio_options = NULL; |
| 851 | } |
| 852 | |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 853 | int parse_cmd_option(const char *opt, const char *val, |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 854 | struct fio_option *options, void *data) |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 855 | { |
| 856 | struct fio_option *o; |
| 857 | |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 858 | o = find_option(options, opt); |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 859 | if (!o) { |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 860 | log_err("Bad option <%s>\n", opt); |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 861 | return 1; |
| 862 | } |
| 863 | |
Jens Axboe | b1508cf | 2006-11-02 09:12:40 +0100 | [diff] [blame] | 864 | if (!handle_option(o, val, data)) |
| 865 | return 0; |
| 866 | |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 867 | log_err("fio: failed parsing %s=%s\n", opt, val); |
Jens Axboe | b1508cf | 2006-11-02 09:12:40 +0100 | [diff] [blame] | 868 | return 1; |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 869 | } |
| 870 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 871 | int parse_option(char *opt, const char *input, |
| 872 | struct fio_option *options, struct fio_option **o, void *data) |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 873 | { |
Steven Lang | d0c814e | 2011-10-28 08:37:13 +0200 | [diff] [blame] | 874 | char *post; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 875 | |
Steven Lang | d0c814e | 2011-10-28 08:37:13 +0200 | [diff] [blame] | 876 | if (!opt) { |
| 877 | log_err("fio: failed parsing %s\n", input); |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 878 | *o = NULL; |
Jens Axboe | 38789b5 | 2010-03-03 09:23:20 +0100 | [diff] [blame] | 879 | return 1; |
Steven Lang | d0c814e | 2011-10-28 08:37:13 +0200 | [diff] [blame] | 880 | } |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 881 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 882 | *o = get_option(opt, options, &post); |
| 883 | if (!*o) { |
| 884 | if (post) { |
| 885 | int len = strlen(opt); |
| 886 | if (opt + len + 1 != post) |
| 887 | memmove(opt + len + 1, post, strlen(post)); |
| 888 | opt[len] = '='; |
| 889 | } |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 890 | return 1; |
| 891 | } |
| 892 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 893 | if (!handle_option(*o, post, data)) { |
Jens Axboe | b1508cf | 2006-11-02 09:12:40 +0100 | [diff] [blame] | 894 | return 0; |
Jens Axboe | 0401bca | 2007-03-29 11:00:43 +0200 | [diff] [blame] | 895 | } |
Jens Axboe | b1508cf | 2006-11-02 09:12:40 +0100 | [diff] [blame] | 896 | |
Steven Lang | d0c814e | 2011-10-28 08:37:13 +0200 | [diff] [blame] | 897 | log_err("fio: failed parsing %s\n", input); |
Jens Axboe | b1508cf | 2006-11-02 09:12:40 +0100 | [diff] [blame] | 898 | return 1; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 899 | } |
Jens Axboe | fd28ca4 | 2007-01-09 21:20:13 +0100 | [diff] [blame] | 900 | |
Jens Axboe | 0e9f7fa | 2007-03-01 14:05:30 +0100 | [diff] [blame] | 901 | /* |
| 902 | * Option match, levenshtein distance. Handy for not quite remembering what |
| 903 | * the option name is. |
| 904 | */ |
| 905 | static int string_distance(const char *s1, const char *s2) |
| 906 | { |
| 907 | unsigned int s1_len = strlen(s1); |
| 908 | unsigned int s2_len = strlen(s2); |
| 909 | unsigned int *p, *q, *r; |
| 910 | unsigned int i, j; |
| 911 | |
| 912 | p = malloc(sizeof(unsigned int) * (s2_len + 1)); |
| 913 | q = malloc(sizeof(unsigned int) * (s2_len + 1)); |
| 914 | |
| 915 | p[0] = 0; |
| 916 | for (i = 1; i <= s2_len; i++) |
| 917 | p[i] = p[i - 1] + 1; |
| 918 | |
| 919 | for (i = 1; i <= s1_len; i++) { |
| 920 | q[0] = p[0] + 1; |
| 921 | for (j = 1; j <= s2_len; j++) { |
| 922 | unsigned int sub = p[j - 1]; |
| 923 | |
| 924 | if (s1[i - 1] != s2[j - 1]) |
| 925 | sub++; |
| 926 | |
| 927 | q[j] = min(p[j] + 1, min(q[j - 1] + 1, sub)); |
| 928 | } |
| 929 | r = p; |
| 930 | p = q; |
| 931 | q = r; |
| 932 | } |
| 933 | |
| 934 | i = p[s2_len]; |
| 935 | free(p); |
| 936 | free(q); |
| 937 | return i; |
| 938 | } |
| 939 | |
Jens Axboe | afdf935 | 2007-07-31 16:14:34 +0200 | [diff] [blame] | 940 | static struct fio_option *find_child(struct fio_option *options, |
| 941 | struct fio_option *o) |
| 942 | { |
| 943 | struct fio_option *__o; |
| 944 | |
Jens Axboe | fdf2874 | 2007-07-31 23:06:09 +0200 | [diff] [blame] | 945 | for (__o = options + 1; __o->name; __o++) |
| 946 | if (__o->parent && !strcmp(__o->parent, o->name)) |
Jens Axboe | afdf935 | 2007-07-31 16:14:34 +0200 | [diff] [blame] | 947 | return __o; |
| 948 | |
| 949 | return NULL; |
| 950 | } |
| 951 | |
Jens Axboe | 323d911 | 2008-03-01 15:12:14 +0100 | [diff] [blame] | 952 | static void __print_option(struct fio_option *o, struct fio_option *org, |
| 953 | int level) |
Jens Axboe | afdf935 | 2007-07-31 16:14:34 +0200 | [diff] [blame] | 954 | { |
| 955 | char name[256], *p; |
Jens Axboe | 323d911 | 2008-03-01 15:12:14 +0100 | [diff] [blame] | 956 | int depth; |
Jens Axboe | afdf935 | 2007-07-31 16:14:34 +0200 | [diff] [blame] | 957 | |
| 958 | if (!o) |
| 959 | return; |
Jens Axboe | ef9aff5 | 2007-07-31 22:56:53 +0200 | [diff] [blame] | 960 | if (!org) |
| 961 | org = o; |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 962 | |
Jens Axboe | afdf935 | 2007-07-31 16:14:34 +0200 | [diff] [blame] | 963 | p = name; |
Jens Axboe | 323d911 | 2008-03-01 15:12:14 +0100 | [diff] [blame] | 964 | depth = level; |
| 965 | while (depth--) |
| 966 | p += sprintf(p, "%s", " "); |
Jens Axboe | afdf935 | 2007-07-31 16:14:34 +0200 | [diff] [blame] | 967 | |
| 968 | sprintf(p, "%s", o->name); |
| 969 | |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 970 | log_info("%-24s: %s\n", name, o->help); |
Jens Axboe | 323d911 | 2008-03-01 15:12:14 +0100 | [diff] [blame] | 971 | } |
| 972 | |
| 973 | static void print_option(struct fio_option *o) |
| 974 | { |
| 975 | struct fio_option *parent; |
| 976 | struct fio_option *__o; |
| 977 | unsigned int printed; |
| 978 | unsigned int level; |
| 979 | |
| 980 | __print_option(o, NULL, 0); |
| 981 | parent = o; |
| 982 | level = 0; |
| 983 | do { |
| 984 | level++; |
| 985 | printed = 0; |
| 986 | |
| 987 | while ((__o = find_child(o, parent)) != NULL) { |
| 988 | __print_option(__o, o, level); |
| 989 | o = __o; |
| 990 | printed++; |
| 991 | } |
| 992 | |
| 993 | parent = o; |
| 994 | } while (printed); |
Jens Axboe | afdf935 | 2007-07-31 16:14:34 +0200 | [diff] [blame] | 995 | } |
| 996 | |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 997 | int show_cmd_help(struct fio_option *options, const char *name) |
Jens Axboe | 0e9f7fa | 2007-03-01 14:05:30 +0100 | [diff] [blame] | 998 | { |
| 999 | struct fio_option *o, *closest; |
Jens Axboe | d091d09 | 2010-04-01 19:56:23 +0200 | [diff] [blame] | 1000 | unsigned int best_dist = -1U; |
Jens Axboe | 29fc6af | 2007-01-09 21:22:02 +0100 | [diff] [blame] | 1001 | int found = 0; |
Jens Axboe | 320beef | 2007-03-01 10:44:12 +0100 | [diff] [blame] | 1002 | int show_all = 0; |
| 1003 | |
| 1004 | if (!name || !strcmp(name, "all")) |
| 1005 | show_all = 1; |
Jens Axboe | fd28ca4 | 2007-01-09 21:20:13 +0100 | [diff] [blame] | 1006 | |
Jens Axboe | 0e9f7fa | 2007-03-01 14:05:30 +0100 | [diff] [blame] | 1007 | closest = NULL; |
| 1008 | best_dist = -1; |
Jens Axboe | 4945ba1 | 2007-01-11 14:36:56 +0100 | [diff] [blame] | 1009 | for (o = &options[0]; o->name; o++) { |
Jens Axboe | 320beef | 2007-03-01 10:44:12 +0100 | [diff] [blame] | 1010 | int match = 0; |
| 1011 | |
Jens Axboe | 15ca150 | 2008-04-07 09:26:02 +0200 | [diff] [blame] | 1012 | if (o->type == FIO_OPT_DEPRECATED) |
| 1013 | continue; |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 1014 | if (!exec_profile && o->prof_name) |
| 1015 | continue; |
Jens Axboe | 15ca150 | 2008-04-07 09:26:02 +0200 | [diff] [blame] | 1016 | |
Jens Axboe | 0e9f7fa | 2007-03-01 14:05:30 +0100 | [diff] [blame] | 1017 | if (name) { |
Jens Axboe | 7f9348f | 2007-03-15 14:09:28 +0100 | [diff] [blame] | 1018 | if (!strcmp(name, o->name) || |
| 1019 | (o->alias && !strcmp(name, o->alias))) |
Jens Axboe | 0e9f7fa | 2007-03-01 14:05:30 +0100 | [diff] [blame] | 1020 | match = 1; |
| 1021 | else { |
| 1022 | unsigned int dist; |
| 1023 | |
| 1024 | dist = string_distance(name, o->name); |
| 1025 | if (dist < best_dist) { |
| 1026 | best_dist = dist; |
| 1027 | closest = o; |
| 1028 | } |
| 1029 | } |
| 1030 | } |
Jens Axboe | fd28ca4 | 2007-01-09 21:20:13 +0100 | [diff] [blame] | 1031 | |
| 1032 | if (show_all || match) { |
Jens Axboe | 29fc6af | 2007-01-09 21:22:02 +0100 | [diff] [blame] | 1033 | found = 1; |
Jens Axboe | c167ded | 2007-03-14 13:02:53 +0100 | [diff] [blame] | 1034 | if (match) |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 1035 | log_info("%20s: %s\n", o->name, o->help); |
Jens Axboe | c167ded | 2007-03-14 13:02:53 +0100 | [diff] [blame] | 1036 | if (show_all) { |
Jens Axboe | afdf935 | 2007-07-31 16:14:34 +0200 | [diff] [blame] | 1037 | if (!o->parent) |
Jens Axboe | 323d911 | 2008-03-01 15:12:14 +0100 | [diff] [blame] | 1038 | print_option(o); |
Jens Axboe | 4945ba1 | 2007-01-11 14:36:56 +0100 | [diff] [blame] | 1039 | continue; |
Jens Axboe | c167ded | 2007-03-14 13:02:53 +0100 | [diff] [blame] | 1040 | } |
Jens Axboe | fd28ca4 | 2007-01-09 21:20:13 +0100 | [diff] [blame] | 1041 | } |
| 1042 | |
Jens Axboe | 70df2f1 | 2007-01-11 14:04:47 +0100 | [diff] [blame] | 1043 | if (!match) |
| 1044 | continue; |
| 1045 | |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 1046 | show_option_help(o, 0); |
Jens Axboe | fd28ca4 | 2007-01-09 21:20:13 +0100 | [diff] [blame] | 1047 | } |
| 1048 | |
Jens Axboe | 29fc6af | 2007-01-09 21:22:02 +0100 | [diff] [blame] | 1049 | if (found) |
| 1050 | return 0; |
Jens Axboe | fd28ca4 | 2007-01-09 21:20:13 +0100 | [diff] [blame] | 1051 | |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 1052 | log_err("No such command: %s", name); |
Jens Axboe | d091d09 | 2010-04-01 19:56:23 +0200 | [diff] [blame] | 1053 | |
| 1054 | /* |
| 1055 | * Only print an appropriately close option, one where the edit |
| 1056 | * distance isn't too big. Otherwise we get crazy matches. |
| 1057 | */ |
| 1058 | if (closest && best_dist < 3) { |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 1059 | log_info(" - showing closest match\n"); |
| 1060 | log_info("%20s: %s\n", closest->name, closest->help); |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 1061 | show_option_help(closest, 0); |
Jens Axboe | 0e9f7fa | 2007-03-01 14:05:30 +0100 | [diff] [blame] | 1062 | } else |
Jens Axboe | 28d7c36 | 2011-10-05 20:30:24 +0200 | [diff] [blame] | 1063 | log_info("\n"); |
Jens Axboe | 0e9f7fa | 2007-03-01 14:05:30 +0100 | [diff] [blame] | 1064 | |
Jens Axboe | 29fc6af | 2007-01-09 21:22:02 +0100 | [diff] [blame] | 1065 | return 1; |
Jens Axboe | fd28ca4 | 2007-01-09 21:20:13 +0100 | [diff] [blame] | 1066 | } |
Jens Axboe | ee73849 | 2007-01-10 11:23:16 +0100 | [diff] [blame] | 1067 | |
Jens Axboe | 13335dd | 2007-01-10 13:14:02 +0100 | [diff] [blame] | 1068 | /* |
| 1069 | * Handle parsing of default parameters. |
| 1070 | */ |
Jens Axboe | ee73849 | 2007-01-10 11:23:16 +0100 | [diff] [blame] | 1071 | void fill_default_options(void *data, struct fio_option *options) |
| 1072 | { |
Jens Axboe | 4945ba1 | 2007-01-11 14:36:56 +0100 | [diff] [blame] | 1073 | struct fio_option *o; |
Jens Axboe | ee73849 | 2007-01-10 11:23:16 +0100 | [diff] [blame] | 1074 | |
Jens Axboe | a3d741f | 2008-02-27 18:32:33 +0100 | [diff] [blame] | 1075 | dprint(FD_PARSE, "filling default options\n"); |
| 1076 | |
Jens Axboe | 4945ba1 | 2007-01-11 14:36:56 +0100 | [diff] [blame] | 1077 | for (o = &options[0]; o->name; o++) |
Jens Axboe | ee73849 | 2007-01-10 11:23:16 +0100 | [diff] [blame] | 1078 | if (o->def) |
| 1079 | handle_option(o, o->def, data); |
Jens Axboe | ee73849 | 2007-01-10 11:23:16 +0100 | [diff] [blame] | 1080 | } |
Jens Axboe | 13335dd | 2007-01-10 13:14:02 +0100 | [diff] [blame] | 1081 | |
Jens Axboe | 9f988e2 | 2010-03-04 10:42:38 +0100 | [diff] [blame] | 1082 | void option_init(struct fio_option *o) |
| 1083 | { |
| 1084 | if (o->type == FIO_OPT_DEPRECATED) |
| 1085 | return; |
| 1086 | if (o->type == FIO_OPT_BOOL) { |
| 1087 | o->minval = 0; |
| 1088 | o->maxval = 1; |
| 1089 | } |
Jens Axboe | d4fc2f0 | 2012-09-24 14:32:26 +0200 | [diff] [blame] | 1090 | if (o->type == FIO_OPT_INT) { |
| 1091 | if (!o->maxval) |
| 1092 | o->maxval = UINT_MAX; |
| 1093 | } |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 1094 | if (o->type == FIO_OPT_FLOAT_LIST) { |
| 1095 | o->minfp = NAN; |
| 1096 | o->maxfp = NAN; |
| 1097 | } |
Jens Axboe | 9f988e2 | 2010-03-04 10:42:38 +0100 | [diff] [blame] | 1098 | if (o->type == FIO_OPT_STR_SET && o->def) { |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 1099 | log_err("Option %s: string set option with" |
Jens Axboe | 9f988e2 | 2010-03-04 10:42:38 +0100 | [diff] [blame] | 1100 | " default will always be true\n", o->name); |
| 1101 | } |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 1102 | if (!o->cb && (!o->off1 && !o->roff1)) |
| 1103 | log_err("Option %s: neither cb nor offset given\n", o->name); |
Jens Axboe | 5f6ddf1 | 2010-03-09 20:40:44 +0100 | [diff] [blame] | 1104 | if (o->type == FIO_OPT_STR || o->type == FIO_OPT_STR_STORE || |
| 1105 | o->type == FIO_OPT_STR_MULTI) |
Jens Axboe | 9f988e2 | 2010-03-04 10:42:38 +0100 | [diff] [blame] | 1106 | return; |
Jens Axboe | e2de69d | 2010-03-04 14:05:48 +0100 | [diff] [blame] | 1107 | if (o->cb && ((o->off1 || o->off2 || o->off3 || o->off4) || |
| 1108 | (o->roff1 || o->roff2 || o->roff3 || o->roff4))) { |
Jens Axboe | 06b0be6 | 2011-10-04 10:31:10 +0200 | [diff] [blame] | 1109 | log_err("Option %s: both cb and offset given\n", o->name); |
Jens Axboe | 9f988e2 | 2010-03-04 10:42:38 +0100 | [diff] [blame] | 1110 | } |
| 1111 | } |
| 1112 | |
Jens Axboe | 13335dd | 2007-01-10 13:14:02 +0100 | [diff] [blame] | 1113 | /* |
| 1114 | * Sanitize the options structure. For now it just sets min/max for bool |
Jens Axboe | 5b0a888 | 2007-01-11 14:40:27 +0100 | [diff] [blame] | 1115 | * values and whether both callback and offsets are given. |
Jens Axboe | 13335dd | 2007-01-10 13:14:02 +0100 | [diff] [blame] | 1116 | */ |
| 1117 | void options_init(struct fio_option *options) |
| 1118 | { |
Jens Axboe | 4945ba1 | 2007-01-11 14:36:56 +0100 | [diff] [blame] | 1119 | struct fio_option *o; |
Jens Axboe | 13335dd | 2007-01-10 13:14:02 +0100 | [diff] [blame] | 1120 | |
Jens Axboe | a3d741f | 2008-02-27 18:32:33 +0100 | [diff] [blame] | 1121 | dprint(FD_PARSE, "init options\n"); |
| 1122 | |
Jens Axboe | 9f988e2 | 2010-03-04 10:42:38 +0100 | [diff] [blame] | 1123 | for (o = &options[0]; o->name; o++) |
| 1124 | option_init(o); |
Jens Axboe | 13335dd | 2007-01-10 13:14:02 +0100 | [diff] [blame] | 1125 | } |
Jens Axboe | 7e356b2 | 2011-10-14 10:55:16 +0200 | [diff] [blame] | 1126 | |
| 1127 | void options_free(struct fio_option *options, void *data) |
| 1128 | { |
| 1129 | struct fio_option *o; |
| 1130 | char **ptr; |
| 1131 | |
| 1132 | dprint(FD_PARSE, "free options\n"); |
| 1133 | |
| 1134 | for (o = &options[0]; o->name; o++) { |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 1135 | if (o->type != FIO_OPT_STR_STORE || !o->off1) |
Jens Axboe | 7e356b2 | 2011-10-14 10:55:16 +0200 | [diff] [blame] | 1136 | continue; |
| 1137 | |
| 1138 | ptr = td_var(data, o->off1); |
| 1139 | if (*ptr) { |
| 1140 | free(*ptr); |
| 1141 | *ptr = NULL; |
| 1142 | } |
| 1143 | } |
| 1144 | } |