2 * This file contains the ini and command liner parser main.
12 #include "compiler/compiler.h"
19 #include "lib/ieee754.h"
22 #ifdef CONFIG_ARITHMETIC
26 static const char *opt_type_names[] = {
41 "OPT_SOFT_DEPRECATED",
45 static const struct fio_option *__fio_options;
47 static int vp_cmp(const void *p1, const void *p2)
49 const struct value_pair *vp1 = p1;
50 const struct value_pair *vp2 = p2;
52 return strlen(vp2->ival) - strlen(vp1->ival);
55 static void posval_sort(const struct fio_option *o, struct value_pair *vpmap)
57 const struct value_pair *vp;
60 memset(vpmap, 0, PARSE_MAX_VP * sizeof(struct value_pair));
62 for (entries = 0; entries < PARSE_MAX_VP; entries++) {
63 vp = &o->posval[entries];
64 if (!vp->ival || vp->ival[0] == '\0')
67 memcpy(&vpmap[entries], vp, sizeof(*vp));
70 qsort(vpmap, entries, sizeof(struct value_pair), vp_cmp);
73 static void show_option_range(const struct fio_option *o,
74 ssize_t (*logger)(const char *format, ...))
76 if (o->type == FIO_OPT_FLOAT_LIST) {
78 if (!o->minfp && !o->maxfp)
81 logger("%20s: ", "range");
82 if (o->minfp != DBL_MIN) {
83 logger("min=%f", o->minfp);
86 if (o->maxfp != DBL_MAX)
87 logger("%smax=%f", sep, o->maxfp);
89 } else if (!o->posval[0].ival) {
90 if (!o->minval && !o->maxval)
93 logger("%20s: min=%d", "range", o->minval);
95 logger(", max=%d", o->maxval);
100 static void show_option_values(const struct fio_option *o)
104 for (i = 0; i < PARSE_MAX_VP; i++) {
105 const struct value_pair *vp = &o->posval[i];
110 log_info("%20s: %-10s", i == 0 ? "valid values" : "", vp->ival);
112 log_info(" %s", vp->help);
120 static void show_option_help(const struct fio_option *o, int is_err)
122 const char *typehelp[] = {
123 [FIO_OPT_INVALID] = "invalid",
124 [FIO_OPT_STR] = "string (opt=bla)",
125 [FIO_OPT_STR_ULL] = "string (opt=bla)",
126 [FIO_OPT_STR_MULTI] = "string with possible k/m/g postfix (opt=4k)",
127 [FIO_OPT_STR_VAL] = "string (opt=bla)",
128 [FIO_OPT_STR_VAL_TIME] = "string with time postfix (opt=10s)",
129 [FIO_OPT_STR_STORE] = "string (opt=bla)",
130 [FIO_OPT_RANGE] = "one to three ranges (opt=1k-4k[,4k-8k[,1k-8k]])",
131 [FIO_OPT_INT] = "integer value (opt=100)",
132 [FIO_OPT_ULL] = "integer value (opt=100)",
133 [FIO_OPT_BOOL] = "boolean value (opt=1)",
134 [FIO_OPT_FLOAT_LIST] = "list of floating point values separated by ':' (opt=5.9:7.8)",
135 [FIO_OPT_STR_SET] = "empty or boolean value ([0|1])",
136 [FIO_OPT_DEPRECATED] = "deprecated",
137 [FIO_OPT_SOFT_DEPRECATED] = "deprecated",
138 [FIO_OPT_UNSUPPORTED] = "unsupported",
140 ssize_t (*logger)(const char *format, ...);
148 logger("%20s: %s\n", "alias", o->alias);
150 logger("%20s: %s\n", "type", typehelp[o->type]);
151 logger("%20s: %s\n", "default", o->def ? o->def : "no default");
153 logger("%20s: only for profile '%s'\n", "valid", o->prof_name);
154 show_option_range(o, logger);
155 show_option_values(o);
158 static unsigned long long get_mult_time(const char *str, int len,
163 unsigned long long mult = 1;
167 * Go forward until we hit a non-digit, or +/- sign
169 while ((p - str) <= len) {
170 if (!isdigit((int) *p) && (*p != '+') && (*p != '-'))
175 if (!isalpha((int) *p)) {
183 for (i = 0; i < strlen(c); i++)
184 c[i] = tolower((unsigned char)c[i]);
186 if (!strncmp("us", c, 2) || !strncmp("usec", c, 4))
188 else if (!strncmp("ms", c, 2) || !strncmp("msec", c, 4))
190 else if (!strcmp("s", c))
192 else if (!strcmp("m", c))
193 mult = 60 * 1000000UL;
194 else if (!strcmp("h", c))
195 mult = 60 * 60 * 1000000UL;
196 else if (!strcmp("d", c))
197 mult = 24 * 60 * 60 * 1000000ULL;
203 static int is_separator(char c)
216 static unsigned long long __get_mult_bytes(const char *p, void *data,
219 unsigned int kb_base = fio_get_kb_base(data);
220 unsigned long long ret = 1;
221 unsigned int i, pow = 0, mult = kb_base;
229 for (i = 0; i < strlen(c); i++) {
230 c[i] = tolower((unsigned char)c[i]);
231 if (is_separator(c[i])) {
237 /* If kb_base is 1000, use true units.
238 * If kb_base is 1024, use opposite units.
240 if (!strncmp("pib", c, 3)) {
244 else if (kb_base == 1024)
246 } else if (!strncmp("tib", c, 3)) {
250 else if (kb_base == 1024)
252 } else if (!strncmp("gib", c, 3)) {
256 else if (kb_base == 1024)
258 } else if (!strncmp("mib", c, 3)) {
262 else if (kb_base == 1024)
264 } else if (!strncmp("kib", c, 3)) {
268 else if (kb_base == 1024)
270 } else if (!strncmp("p", c, 1) || !strncmp("pb", c, 2)) {
272 } else if (!strncmp("t", c, 1) || !strncmp("tb", c, 2)) {
274 } else if (!strncmp("g", c, 1) || !strncmp("gb", c, 2)) {
276 } else if (!strncmp("m", c, 1) || !strncmp("mb", c, 2)) {
278 } else if (!strncmp("k", c, 1) || !strncmp("kb", c, 2)) {
280 } else if (!strncmp("%", c, 1)) {
287 ret *= (unsigned long long) mult;
293 static unsigned long long get_mult_bytes(const char *str, int len, void *data,
300 return __get_mult_bytes(str, data, percent);
303 * Go forward until we hit a non-digit, or +/- sign
305 while ((p - str) <= len) {
306 if (!isdigit((int) *p) &&
307 (((*p != '+') && (*p != '-')) || digit_seen))
309 digit_seen |= isdigit((int) *p);
313 if (!isalpha((int) *p) && (*p != '%'))
316 return __get_mult_bytes(p, data, percent);
319 extern int evaluate_arithmetic_expression(const char *buffer, long long *ival,
320 double *dval, double implied_units,
324 * Convert string into a floating number. Return 1 for success and 0 otherwise.
326 int str_to_float(const char *str, double *val, int is_time)
328 #ifdef CONFIG_ARITHMETIC
334 rc = evaluate_arithmetic_expression(str, &ival, &dval, 1.0, is_time);
341 return 1 == sscanf(str, "%lf", val);
345 * convert string into decimal value, noting any size suffix
347 int str_to_decimal(const char *str, long long *val, int kilo, void *data,
348 int is_seconds, int is_time)
352 #ifdef CONFIG_ARITHMETIC
355 double implied_units = 1.0;
362 #ifdef CONFIG_ARITHMETIC
364 implied_units = 1000000.0;
366 rc = evaluate_arithmetic_expression(str, &ival, &dval, implied_units, is_time);
367 if (str[0] == '(' && !rc) {
368 if (!kilo && is_seconds)
369 *val = ival / 1000000LL;
376 if (strstr(str, "0x") || strstr(str, "0X"))
381 *val = strtoll(str, NULL, base);
382 if (*val == LONG_MAX && errno == ERANGE)
387 unsigned long long mult;
390 mult = get_mult_bytes(str, len, data, &perc);
396 *val *= get_mult_time(str, len, is_seconds);
401 int check_str_bytes(const char *p, long long *val, void *data)
403 return str_to_decimal(p, val, 1, data, 0, 0);
406 int check_str_time(const char *p, long long *val, int is_seconds)
408 return str_to_decimal(p, val, 0, NULL, is_seconds, 1);
411 void strip_blank_front(char **p)
417 while (isspace((int) *s))
423 void strip_blank_end(char *p)
440 while ((isspace((int) *s) || iscntrl((int) *s)) && (s > start))
446 static int check_range_bytes(const char *str, long long *val, void *data)
450 if (!str_to_decimal(str, &__val, 1, data, 0, 0)) {
458 static int check_int(const char *p, int *val)
462 if (strstr(p, "0x") || strstr(p, "0X")) {
463 if (sscanf(p, "%x", val) == 1)
466 if (sscanf(p, "%u", val) == 1)
473 static size_t opt_len(const char *str)
477 postfix = strchr(str, ':');
481 return (int)(postfix - str);
484 static int str_match_len(const struct value_pair *vp, const char *str)
486 return max(strlen(vp->ival), opt_len(str));
489 #define val_store(ptr, val, off, or, data, o) \
491 ptr = td_var((data), (o), (off)); \
498 static const char *opt_type_name(const struct fio_option *o)
500 compiletime_assert(ARRAY_SIZE(opt_type_names) - 1 == FIO_OPT_UNSUPPORTED,
501 "opt_type_names[] index");
503 if (o->type <= FIO_OPT_UNSUPPORTED)
504 return opt_type_names[o->type];
506 return "OPT_UNKNOWN?";
509 static bool val_too_large(const struct fio_option *o, unsigned long long val,
516 return (unsigned int) val > o->maxval;
518 return val > o->maxval;
521 static bool val_too_small(const struct fio_option *o, unsigned long long val,
528 return (int) val < o->minval;
530 return val < o->minval;
533 static int __handle_option(const struct fio_option *o, const char *ptr,
534 void *data, int first, int more, int curr)
538 long long ull, *ullp;
540 long long ull1, ull2;
543 int ret = 0, is_time = 0;
544 const struct value_pair *vp;
545 struct value_pair posval[PARSE_MAX_VP];
546 int i, all_skipped = 1;
548 dprint(FD_PARSE, "__handle_option=%s, type=%s, ptr=%s\n", o->name,
549 opt_type_name(o), ptr);
551 if (!ptr && o->type != FIO_OPT_STR_SET && o->type != FIO_OPT_STR) {
552 log_err("Option %s requires an argument\n", o->name);
558 case FIO_OPT_STR_ULL:
559 case FIO_OPT_STR_MULTI: {
560 fio_opt_str_fn *fn = o->cb;
562 posval_sort(o, posval);
565 for (i = 0; i < PARSE_MAX_VP; i++) {
567 if (!vp->ival || vp->ival[0] == '\0')
572 if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) {
576 if (o->type == FIO_OPT_STR_ULL)
577 val_store(ullp, vp->oval, o->off1, vp->orval, data, o);
579 val_store(ilp, vp->oval, o->off1, vp->orval, data, o);
584 if (ret && !all_skipped)
585 show_option_values(o);
590 case FIO_OPT_STR_VAL_TIME:
595 case FIO_OPT_STR_VAL: {
596 fio_opt_str_val_fn *fn = o->cb;
599 if (!is_time && o->is_time)
600 is_time = o->is_time;
602 tmp[sizeof(tmp) - 1] = '\0';
603 strncpy(tmp, ptr, sizeof(tmp) - 1);
604 p = strchr(tmp, ',');
609 ret = check_str_time(tmp, &ull, o->is_seconds);
611 ret = check_str_bytes(tmp, &ull, data);
613 dprint(FD_PARSE, " ret=%d, out=%llu\n", ret, ull);
617 if (o->pow2 && !is_power_of_2(ull)) {
618 log_err("%s: must be a power-of-2\n", o->name);
622 if (val_too_large(o, ull, o->type == FIO_OPT_INT)) {
623 log_err("%s: max value out of range: %llu"
624 " (%llu max)\n", o->name, ull, o->maxval);
627 if (val_too_small(o, ull, o->type == FIO_OPT_INT)) {
628 log_err("%s: min value out of range: %lld"
629 " (%d min)\n", o->name, ull, o->minval);
632 if (o->posval[0].ival) {
633 posval_sort(o, posval);
636 for (i = 0; i < PARSE_MAX_VP; i++) {
638 if (!vp->ival || vp->ival[0] == '\0')
640 if (vp->oval == ull) {
646 log_err("fio: value %llu not allowed:\n", ull);
647 show_option_values(o);
653 ret = fn(data, &ull);
655 if (o->type == FIO_OPT_INT) {
657 val_store(ilp, ull, o->off1, 0, data, o);
660 val_store(ilp, ull, o->off2, 0, data, o);
664 val_store(ilp, ull, o->off3, 0, data, o);
669 val_store(ilp, ull, o->off2, 0, data, o);
673 val_store(ilp, ull, o->off3, 0, data, o);
676 } else if (o->type == FIO_OPT_ULL) {
678 val_store(ullp, ull, o->off1, 0, data, o);
681 val_store(ullp, ull, o->off2, 0, data, o);
685 val_store(ullp, ull, o->off3, 0, data, o);
690 val_store(ullp, ull, o->off2, 0, data, o);
694 val_store(ullp, ull, o->off3, 0, data, o);
699 val_store(ullp, ull, o->off1, 0, data, o);
702 val_store(ullp, ull, o->off2, 0, data, o);
708 case FIO_OPT_FLOAT_LIST: {
713 ** Initialize precision to 0 and zero out list
714 ** in case specified list is shorter than default
718 ilp = td_var(data, o, o->off2);
722 flp = td_var(data, o, o->off1);
723 for(i = 0; i < o->maxlen; i++)
726 if (curr >= o->maxlen) {
727 log_err("the list exceeding max length %d\n",
731 if (!str_to_float(ptr, &uf, 0)) { /* this breaks if we ever have lists of times */
732 log_err("not a floating point value: %s\n", ptr);
735 if (o->minfp || o->maxfp) {
737 log_err("value out of range: %f"
738 " (range max: %f)\n", uf, o->maxfp);
742 log_err("value out of range: %f"
743 " (range min: %f)\n", uf, o->minfp);
748 flp = td_var(data, o, o->off1);
751 dprint(FD_PARSE, " out=%f\n", uf);
754 ** Calculate precision for output by counting
755 ** number of digits after period. Find first
756 ** period in entire remaining list each time
758 cp2 = strchr(ptr, '.');
762 while (*++cp2 != '\0' && *cp2 >= '0' && *cp2 <= '9')
766 ilp = td_var(data, o, o->off2);
774 case FIO_OPT_STR_STORE: {
775 fio_opt_str_fn *fn = o->cb;
781 cp = td_var(data, o, o->off1);
787 else if (o->posval[0].ival) {
788 posval_sort(o, posval);
791 for (i = 0; i < PARSE_MAX_VP; i++) {
793 if (!vp->ival || vp->ival[0] == '\0' || !cp)
796 if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) {
802 rest = strstr(*cp ?: ptr, ":");
816 show_option_values(o);
825 case FIO_OPT_RANGE: {
829 tmp[sizeof(tmp) - 1] = '\0';
830 strncpy(tmp, ptr, sizeof(tmp) - 1);
832 /* Handle bsrange with separate read,write values: */
833 p1 = strchr(tmp, ',');
837 p1 = strchr(tmp, '-');
839 p1 = strchr(tmp, ':');
851 if (!check_range_bytes(p1, &ull1, data) &&
852 !check_range_bytes(p2, &ull2, data)) {
855 unsigned long long foo = ull1;
862 val_store(ullp, ull1, o->off1, 0, data, o);
863 val_store(ullp, ull2, o->off2, 0, data, o);
866 if (o->off3 && o->off4) {
867 val_store(ullp, ull1, o->off3, 0, data, o);
868 val_store(ullp, ull2, o->off4, 0, data, o);
872 if (o->off5 && o->off6) {
873 val_store(ullp, ull1, o->off5, 0, data, o);
874 val_store(ullp, ull2, o->off6, 0, data, o);
879 if (o->off3 && o->off4) {
880 val_store(ullp, ull1, o->off3, 0, data, o);
881 val_store(ullp, ull2, o->off4, 0, data, o);
885 if (o->off5 && o->off6) {
886 val_store(ullp, ull1, o->off5, 0, data, o);
887 val_store(ullp, ull2, o->off6, 0, data, o);
896 case FIO_OPT_STR_SET: {
897 fio_opt_int_fn *fn = o->cb;
900 ret = check_int(ptr, &il);
901 else if (o->type == FIO_OPT_BOOL)
906 dprint(FD_PARSE, " ret=%d, out=%d\n", ret, il);
911 if (o->maxval && il > (int) o->maxval) {
912 log_err("max value out of range: %d (%llu max)\n",
916 if (o->minval && il < o->minval) {
917 log_err("min value out of range: %d (%d min)\n",
929 val_store(ilp, il, o->off1, 0, data, o);
932 val_store(ilp, il, o->off2, 0, data, o);
937 case FIO_OPT_DEPRECATED:
940 case FIO_OPT_SOFT_DEPRECATED:
941 log_info("Option %s is deprecated\n", o->name);
944 log_err("Bad option type %u\n", o->type);
952 ret = o->verify(o, data);
954 log_err("Correct format for offending option\n");
955 log_err("%20s: %s\n", o->name, o->help);
956 show_option_help(o, 1);
963 static int handle_option(const struct fio_option *o, const char *__ptr,
966 char *o_ptr, *ptr, *ptr2;
969 dprint(FD_PARSE, "handle_option=%s, ptr=%s\n", o->name, __ptr);
973 o_ptr = ptr = strdup(__ptr);
976 * See if we have another set of parameters, hidden after a comma.
977 * Do this before parsing this round, to check if we should
978 * copy set 1 options to set 2.
987 (o->type != FIO_OPT_STR_STORE) &&
988 (o->type != FIO_OPT_STR) &&
989 (o->type != FIO_OPT_STR_ULL) &&
990 (o->type != FIO_OPT_FLOAT_LIST)) {
991 ptr2 = strchr(ptr, ',');
992 if (ptr2 && *(ptr2 + 1) == '\0')
994 if (o->type != FIO_OPT_STR_MULTI && o->type != FIO_OPT_RANGE) {
996 ptr2 = strchr(ptr, ':');
998 ptr2 = strchr(ptr, '-');
1000 } else if (ptr && o->type == FIO_OPT_FLOAT_LIST) {
1001 ptr2 = strchr(ptr, ':');
1005 * Don't return early if parsing the first option fails - if
1006 * we are doing multiple arguments, we can allow the first one
1009 __ret = __handle_option(o, ptr, data, !done, !!ptr2, done);
1025 struct fio_option *find_option(struct fio_option *options, const char *opt)
1027 struct fio_option *o;
1029 for (o = &options[0]; o->name; o++) {
1030 if (!o_match(o, opt))
1032 if (o->type == FIO_OPT_UNSUPPORTED) {
1033 log_err("Option <%s>: %s\n", o->name, o->help);
1043 const struct fio_option *
1044 find_option_c(const struct fio_option *options, const char *opt)
1046 return find_option((struct fio_option *)options, opt);
1049 static const struct fio_option *
1050 get_option(char *opt, const struct fio_option *options, char **post)
1052 const struct fio_option *o;
1055 ret = strchr(opt, '=');
1061 strip_blank_end(ret);
1062 o = find_option_c(options, ret);
1064 o = find_option_c(options, opt);
1071 static int opt_cmp(const void *p1, const void *p2)
1073 const struct fio_option *o;
1080 s = strdup(*((char **) p1));
1081 o = get_option(s, __fio_options, &foo);
1087 s = strdup(*((char **) p2));
1088 o = get_option(s, __fio_options, &foo);
1094 return prio2 - prio1;
1097 void sort_options(char **opts, const struct fio_option *options, int num_opts)
1099 __fio_options = options;
1100 qsort(opts, num_opts, sizeof(char *), opt_cmp);
1101 __fio_options = NULL;
1104 static void add_to_dump_list(const struct fio_option *o,
1105 struct flist_head *dump_list, const char *post)
1107 struct print_option *p;
1112 p = malloc(sizeof(*p));
1113 p->name = strdup(o->name);
1115 p->value = strdup(post);
1119 flist_add_tail(&p->list, dump_list);
1122 int parse_cmd_option(const char *opt, const char *val,
1123 const struct fio_option *options, void *data,
1124 struct flist_head *dump_list)
1126 const struct fio_option *o;
1128 o = find_option_c(options, opt);
1130 log_err("Bad option <%s>\n", opt);
1134 if (handle_option(o, val, data)) {
1135 log_err("fio: failed parsing %s=%s\n", opt, val);
1139 add_to_dump_list(o, dump_list, val);
1143 int parse_option(char *opt, const char *input, const struct fio_option *options,
1144 const struct fio_option **o, void *data,
1145 struct flist_head *dump_list)
1150 log_err("fio: failed parsing %s\n", input);
1155 *o = get_option(opt, options, &post);
1158 int len = strlen(opt);
1159 if (opt + len + 1 != post)
1160 memmove(opt + len + 1, post, strlen(post));
1166 if (handle_option(*o, post, data)) {
1167 log_err("fio: failed parsing %s\n", input);
1171 add_to_dump_list(*o, dump_list, post);
1176 * Option match, levenshtein distance. Handy for not quite remembering what
1177 * the option name is.
1179 int string_distance(const char *s1, const char *s2)
1181 unsigned int s1_len = strlen(s1);
1182 unsigned int s2_len = strlen(s2);
1183 unsigned int *p, *q, *r;
1186 p = malloc(sizeof(unsigned int) * (s2_len + 1));
1187 q = malloc(sizeof(unsigned int) * (s2_len + 1));
1190 for (i = 1; i <= s2_len; i++)
1191 p[i] = p[i - 1] + 1;
1193 for (i = 1; i <= s1_len; i++) {
1195 for (j = 1; j <= s2_len; j++) {
1196 unsigned int sub = p[j - 1];
1199 if (s1[i - 1] != s2[j - 1])
1202 pmin = min(q[j - 1] + 1, sub);
1203 q[j] = min(p[j] + 1, pmin);
1217 * Make a guess of whether the distance from 's1' is significant enough
1218 * to warrant printing the guess. We set this to a 1/2 match.
1220 int string_distance_ok(const char *opt, int distance)
1225 len = (len + 1) / 2;
1226 return distance <= len;
1229 static const struct fio_option *find_child(const struct fio_option *options,
1230 const struct fio_option *o)
1232 const struct fio_option *__o;
1234 for (__o = options + 1; __o->name; __o++)
1235 if (__o->parent && !strcmp(__o->parent, o->name))
1241 static void __print_option(const struct fio_option *o,
1242 const struct fio_option *org,
1254 p += sprintf(p, "%s", " ");
1256 sprintf(p, "%s", o->name);
1258 log_info("%-24s: %s\n", name, o->help);
1261 static void print_option(const struct fio_option *o)
1263 const struct fio_option *parent;
1264 const struct fio_option *__o;
1265 unsigned int printed;
1268 __print_option(o, NULL, 0);
1275 while ((__o = find_child(o, parent)) != NULL) {
1276 __print_option(__o, o, level);
1285 int show_cmd_help(const struct fio_option *options, const char *name)
1287 const struct fio_option *o, *closest;
1288 unsigned int best_dist = -1U;
1292 if (!name || !strcmp(name, "all"))
1297 for (o = &options[0]; o->name; o++) {
1300 if (o->type == FIO_OPT_DEPRECATED ||
1301 o->type == FIO_OPT_SOFT_DEPRECATED)
1303 if (!exec_profile && o->prof_name)
1305 if (exec_profile && !(o->prof_name && !strcmp(exec_profile, o->prof_name)))
1309 if (!strcmp(name, o->name) ||
1310 (o->alias && !strcmp(name, o->alias)))
1315 dist = string_distance(name, o->name);
1316 if (dist < best_dist) {
1323 if (show_all || match) {
1326 log_info("%20s: %s\n", o->name, o->help);
1337 show_option_help(o, 0);
1343 log_err("No such command: %s", name);
1346 * Only print an appropriately close option, one where the edit
1347 * distance isn't too big. Otherwise we get crazy matches.
1349 if (closest && best_dist < 3) {
1350 log_info(" - showing closest match\n");
1351 log_info("%20s: %s\n", closest->name, closest->help);
1352 show_option_help(closest, 0);
1360 * Handle parsing of default parameters.
1362 void fill_default_options(void *data, const struct fio_option *options)
1364 const struct fio_option *o;
1366 dprint(FD_PARSE, "filling default options\n");
1368 for (o = &options[0]; o->name; o++)
1370 handle_option(o, o->def, data);
1373 static void option_init(struct fio_option *o)
1375 if (o->type == FIO_OPT_DEPRECATED || o->type == FIO_OPT_UNSUPPORTED ||
1376 o->type == FIO_OPT_SOFT_DEPRECATED)
1378 if (o->name && !o->lname)
1379 log_err("Option %s: missing long option name\n", o->name);
1380 if (o->type == FIO_OPT_BOOL) {
1384 if (o->type == FIO_OPT_INT) {
1386 o->maxval = UINT_MAX;
1388 if (o->type == FIO_OPT_ULL) {
1390 o->maxval = ULLONG_MAX;
1392 if (o->type == FIO_OPT_STR_SET && o->def && !o->no_warn_def) {
1393 log_err("Option %s: string set option with"
1394 " default will always be true\n", o->name);
1396 if (!o->cb && !o->off1)
1397 log_err("Option %s: neither cb nor offset given\n", o->name);
1399 log_info("Option %s: no category defined. Setting to misc\n", o->name);
1400 o->category = FIO_OPT_C_GENERAL;
1401 o->group = FIO_OPT_G_INVALID;
1406 * Sanitize the options structure. For now it just sets min/max for bool
1407 * values and whether both callback and offsets are given.
1409 void options_init(struct fio_option *options)
1411 struct fio_option *o;
1413 dprint(FD_PARSE, "init options\n");
1415 for (o = &options[0]; o->name; o++) {
1418 o->inv_opt = find_option(options, o->inverse);
1422 void options_mem_dupe(const struct fio_option *options, void *data)
1424 const struct fio_option *o;
1427 dprint(FD_PARSE, "dup options\n");
1429 for (o = &options[0]; o->name; o++) {
1430 if (o->type != FIO_OPT_STR_STORE)
1433 ptr = td_var(data, o, o->off1);
1435 *ptr = strdup(*ptr);
1439 void options_free(const struct fio_option *options, void *data)
1441 const struct fio_option *o;
1444 dprint(FD_PARSE, "free options\n");
1446 for (o = &options[0]; o->name; o++) {
1447 if (o->type != FIO_OPT_STR_STORE || !o->off1 || o->no_free)
1450 ptr = td_var(data, o, o->off1);