#include "parse.h"
#include "debug.h"
+#include "options.h"
static struct fio_option *fio_options;
extern unsigned int fio_get_kb_base(void *);
static void show_option_values(struct fio_option *o)
{
- int i = 0;
+ int i;
- do {
+ for (i = 0; i < PARSE_MAX_VP; i++) {
const struct value_pair *vp = &o->posval[i];
if (!vp->ival)
- break;
+ continue;
printf("%20s: %-10s", i == 0 ? "valid values" : "", vp->ival);
if (vp->help)
printf(" %s", vp->help);
printf("\n");
- i++;
- } while (i < PARSE_MAX_VP);
+ }
if (i)
printf("\n");
static void show_option_help(struct fio_option *o, FILE *out)
{
const char *typehelp[] = {
+ "invalid",
+ "string (opt=bla)",
"string (opt=bla)",
"string with possible k/m/g postfix (opt=4k)",
"string with time postfix (opt=10s)",
"integer value (opt=100)",
"boolean value (opt=1)",
"no argument (opt)",
+ "deprecated",
};
if (o->alias)
fprintf(out, "%20s: %s\n", "type", typehelp[o->type]);
fprintf(out, "%20s: %s\n", "default", o->def ? o->def : "no default");
+ if (o->prof_name)
+ fprintf(out, "%20s: only for profile '%s'\n", "valid", o->prof_name);
show_option_range(o, stdout);
show_option_values(o);
}
}
}
-static unsigned long long get_mult_bytes(char c, void *data)
+static unsigned long long __get_mult_bytes(const char *p, void *data,
+ int *percent)
{
unsigned int kb_base = fio_get_kb_base(data);
unsigned long long ret = 1;
+ unsigned int i, pow = 0, mult = kb_base;
+ char *c;
- switch (c) {
- default:
- break;
- case 'p':
- case 'P':
- ret *= (unsigned long long) kb_base;
- case 't':
- case 'T':
- ret *= (unsigned long long) kb_base;
- case 'g':
- case 'G':
- ret *= (unsigned long long) kb_base;
- case 'm':
- case 'M':
- ret *= (unsigned long long) kb_base;
- case 'k':
- case 'K':
- ret *= (unsigned long long) kb_base;
- break;
+ if (!p)
+ return 1;
+
+ c = strdup(p);
+
+ for (i = 0; i < strlen(c); i++)
+ c[i] = tolower(c[i]);
+
+ if (!strcmp("pib", c)) {
+ pow = 5;
+ mult = 1000;
+ } else if (!strcmp("tib", c)) {
+ pow = 4;
+ mult = 1000;
+ } else if (!strcmp("gib", c)) {
+ pow = 3;
+ mult = 1000;
+ } else if (!strcmp("mib", c)) {
+ pow = 2;
+ mult = 1000;
+ } else if (!strcmp("kib", c)) {
+ pow = 1;
+ mult = 1000;
+ } else if (!strcmp("p", c) || !strcmp("pb", c))
+ pow = 5;
+ else if (!strcmp("t", c) || !strcmp("tb", c))
+ pow = 4;
+ else if (!strcmp("g", c) || !strcmp("gb", c))
+ pow = 3;
+ else if (!strcmp("m", c) || !strcmp("mb", c))
+ pow = 2;
+ else if (!strcmp("k", c) || !strcmp("kb", c))
+ pow = 1;
+ else if (!strcmp("%", c)) {
+ *percent = 1;
+ return ret;
}
+ while (pow--)
+ ret *= (unsigned long long) mult;
+
+ free(c);
return ret;
}
+static unsigned long long get_mult_bytes(const char *str, int len, void *data,
+ int *percent)
+{
+ const char *p = str;
+
+ if (len < 2)
+ return __get_mult_bytes(str, data, percent);
+
+ /*
+ * Go forward until we hit a non-digit
+ */
+ while ((p - str) <= len) {
+ if (!isdigit((int) *p))
+ break;
+ p++;
+ }
+
+ if (!isalpha((int) *p) && (*p != '%'))
+ p = NULL;
+
+ return __get_mult_bytes(p, data, percent);
+}
+
/*
* convert string into decimal value, noting any size suffix
*/
if (*val == LONG_MAX && errno == ERANGE)
return 1;
- if (kilo)
- *val *= get_mult_bytes(str[len - 1], data);
- else
+ if (kilo) {
+ unsigned long long mult;
+ int perc = 0;
+
+ mult = get_mult_bytes(str, len, data, &perc);
+ if (perc)
+ *val = -1ULL - *val;
+ else
+ *val *= mult;
+ } else
*val *= get_mult_time(str[len - 1]);
return 0;
{
char *s = *p;
- while (isspace(*s))
+ while (isspace((int) *s))
s++;
*p = s;
p = s;
s = p + strlen(p);
- while ((isspace(*s) || iscntrl(*s)) && (s > start))
+ while ((isspace((int) *s) || iscntrl((int) *s)) && (s > start))
s--;
*(s + 1) = '\0';
static int check_range_bytes(const char *str, long *val, void *data)
{
- char suffix;
-
- if (!strlen(str))
- return 1;
+ long long __val;
- if (sscanf(str, "%lu%c", val, &suffix) == 2) {
- *val *= get_mult_bytes(suffix, data);
+ if (!str_to_decimal(str, &__val, 1, data)) {
+ *val = __val;
return 0;
}
- if (sscanf(str, "%lu", val) == 1)
- return 0;
-
return 1;
}
return 1;
}
-static struct fio_option *find_option(struct fio_option *options,
- const char *opt)
+static int opt_len(const char *str)
{
- struct fio_option *o;
+ char *postfix;
- for (o = &options[0]; o->name; o++) {
- if (!strcmp(o->name, opt))
- return o;
- else if (o->alias && !strcmp(o->alias, opt))
- return o;
- }
+ postfix = strchr(str, ':');
+ if (!postfix)
+ return strlen(str);
- return NULL;
+ return (int)(postfix - str);
}
-#define val_store(ptr, val, off, data) \
+#define val_store(ptr, val, off, or, data) \
do { \
ptr = td_var((data), (off)); \
- *ptr = (val); \
+ if ((or)) \
+ *ptr |= (val); \
+ else \
+ *ptr = (val); \
} while (0)
static int __handle_option(struct fio_option *o, const char *ptr, void *data,
}
switch (o->type) {
- case FIO_OPT_STR: {
+ case FIO_OPT_STR:
+ case FIO_OPT_STR_MULTI: {
fio_opt_str_fn *fn = o->cb;
const struct value_pair *vp;
struct value_pair posval[PARSE_MAX_VP];
- int i;
+ int i, all_skipped = 1;
posval_sort(o, posval);
+ ret = 1;
for (i = 0; i < PARSE_MAX_VP; i++) {
vp = &posval[i];
if (!vp->ival || vp->ival[0] == '\0')
- break;
- ret = 1;
- if (!strncmp(vp->ival, ptr, strlen(vp->ival))) {
+ continue;
+ all_skipped = 0;
+ if (!strncmp(vp->ival, ptr, opt_len(ptr))) {
ret = 0;
- if (!o->off1)
- break;
- val_store(ilp, vp->oval, o->off1, data);
- break;
+ if (o->roff1) {
+ if (vp->or)
+ *(unsigned int *) o->roff1 |= vp->oval;
+ else
+ *(unsigned int *) o->roff1 = vp->oval;
+ } else {
+ if (!o->off1)
+ continue;
+ val_store(ilp, vp->oval, o->off1, vp->or, data);
+ }
+ continue;
}
}
- if (ret)
+ if (ret && !all_skipped)
show_option_values(o);
else if (fn)
ret = fn(data, ptr);
ret = fn(data, &ull);
else {
if (o->type == FIO_OPT_INT) {
- if (first)
- val_store(ilp, ull, o->off1, data);
- if (!more && o->off2)
- val_store(ilp, ull, o->off2, data);
+ if (first) {
+ if (o->roff1)
+ *(unsigned int *) o->roff1 = ull;
+ else
+ val_store(ilp, ull, o->off1, 0, data);
+ }
+ if (!more) {
+ if (o->roff2)
+ *(unsigned int *) o->roff2 = ull;
+ else if (o->off2)
+ val_store(ilp, ull, o->off2, 0, data);
+ }
} else {
- if (first)
- val_store(ullp, ull, o->off1, data);
- if (!more && o->off2)
- val_store(ullp, ull, o->off2, data);
+ if (first) {
+ if (o->roff1)
+ *(unsigned long long *) o->roff1 = ull;
+ else
+ val_store(ullp, ull, o->off1, 0, data);
+ }
+ if (!more) {
+ if (o->roff2)
+ *(unsigned long long *) o->roff2 = ull;
+ else if (o->off2)
+ val_store(ullp, ull, o->off2, 0, data);
+ }
}
}
break;
case FIO_OPT_STR_STORE: {
fio_opt_str_fn *fn = o->cb;
- cp = td_var(data, o->off1);
+ if (o->roff1)
+ cp = (char **) o->roff1;
+ else
+ cp = td_var(data, o->off1);
+
*cp = strdup(ptr);
if (fn) {
ret = fn(data, ptr);
strncpy(tmp, ptr, sizeof(tmp) - 1);
+ /* Handle bsrange with separate read,write values: */
+ p1 = strchr(tmp, ',');
+ if (p1)
+ *p1 = '\0';
+
p1 = strchr(tmp, '-');
if (!p1) {
p1 = strchr(tmp, ':');
}
if (first) {
- val_store(ilp, ul1, o->off1, data);
- val_store(ilp, ul2, o->off2, data);
+ if (o->roff1)
+ *(unsigned int *) o->roff1 = ul1;
+ else
+ val_store(ilp, ul1, o->off1, 0, data);
+ if (o->roff2)
+ *(unsigned int *) o->roff2 = ul2;
+ else
+ val_store(ilp, ul2, o->off2, 0, data);
}
- if (o->off3 && o->off4) {
- val_store(ilp, ul1, o->off3, data);
- val_store(ilp, ul2, o->off4, data);
+ if (o->roff3 && o->roff4) {
+ *(unsigned int *) o->roff3 = ul1;
+ *(unsigned int *) o->roff4 = ul2;
+ } else if (o->off3 && o->off4) {
+ val_store(ilp, ul1, o->off3, 0, data);
+ val_store(ilp, ul2, o->off4, 0, data);
}
}
break;
}
- case FIO_OPT_BOOL: {
+ case FIO_OPT_BOOL:
+ case FIO_OPT_STR_SET: {
fio_opt_int_fn *fn = o->cb;
- ret = check_int(ptr, &il);
+ if (ptr)
+ ret = check_int(ptr, &il);
+ else if (o->type == FIO_OPT_BOOL)
+ ret = 1;
+ else
+ il = 1;
+
if (ret)
break;
if (fn)
ret = fn(data, &il);
else {
- if (first)
- val_store(ilp, il, o->off1, data);
- if (!more && o->off2)
- val_store(ilp, il, o->off2, data);
- }
- break;
- }
- case FIO_OPT_STR_SET: {
- fio_opt_str_set_fn *fn = o->cb;
-
- if (fn)
- ret = fn(data);
- else {
- if (first)
- val_store(ilp, 1, o->off1, data);
- if (!more && o->off2)
- val_store(ilp, 1, o->off2, data);
+ if (first) {
+ if (o->roff1)
+ *(unsigned int *)o->roff1 = il;
+ else
+ val_store(ilp, il, o->off1, 0, data);
+ }
+ if (!more) {
+ if (o->roff2)
+ *(unsigned int *) o->roff2 = il;
+ else if (o->off2)
+ val_store(ilp, il, o->off2, 0, data);
+ }
}
break;
}
static int handle_option(struct fio_option *o, const char *__ptr, void *data)
{
- char *ptr, *ptr2 = NULL;
- int r1, r2;
+ char *o_ptr, *ptr, *ptr2;
+ int ret, done;
dprint(FD_PARSE, "handle_option=%s, ptr=%s\n", o->name, __ptr);
- ptr = NULL;
+ o_ptr = ptr = NULL;
if (__ptr)
- ptr = strdup(__ptr);
+ o_ptr = ptr = strdup(__ptr);
/*
- * See if we have a second set of parameters, hidden after a comma.
- * Do this before parsing the first round, to check if we should
+ * See if we have another set of parameters, hidden after a comma.
+ * Do this before parsing this round, to check if we should
* copy set 1 options to set 2.
*/
- if (ptr &&
- (o->type != FIO_OPT_STR_STORE) &&
- (o->type != FIO_OPT_STR)) {
- ptr2 = strchr(ptr, ',');
- if (ptr2 && *(ptr2 + 1) == '\0')
- *ptr2 = '\0';
- if (!ptr2)
- ptr2 = strchr(ptr, ':');
- if (!ptr2)
- ptr2 = strchr(ptr, '-');
- }
+ done = 0;
+ ret = 1;
+ do {
+ int __ret;
+
+ ptr2 = NULL;
+ if (ptr &&
+ (o->type != FIO_OPT_STR_STORE) &&
+ (o->type != FIO_OPT_STR)) {
+ ptr2 = strchr(ptr, ',');
+ if (ptr2 && *(ptr2 + 1) == '\0')
+ *ptr2 = '\0';
+ if (o->type != FIO_OPT_STR_MULTI) {
+ if (!ptr2)
+ ptr2 = strchr(ptr, ':');
+ if (!ptr2)
+ ptr2 = strchr(ptr, '-');
+ }
+ }
- /*
- * Don't return early if parsing the first option fails - if
- * we are doing multiple arguments, we can allow the first one
- * being empty.
- */
- r1 = __handle_option(o, ptr, data, 1, !!ptr2);
+ /*
+ * Don't return early if parsing the first option fails - if
+ * we are doing multiple arguments, we can allow the first one
+ * being empty.
+ */
+ __ret = __handle_option(o, ptr, data, !done, !!ptr2);
+ if (ret)
+ ret = __ret;
- if (!ptr2) {
- if (ptr)
- free(ptr);
- return r1;
- }
+ if (!ptr2)
+ break;
- ptr2++;
- r2 = __handle_option(o, ptr2, data, 0, 0);
+ ptr = ptr2 + 1;
+ done++;
+ } while (1);
- if (ptr)
- free(ptr);
- return r1 && r2;
+ if (o_ptr)
+ free(o_ptr);
+ return ret;
}
static struct fio_option *get_option(const char *opt,
ssize_t nchr = OPT_LEN_MAX;
size_t envlen;
+ if (strlen(opt) + 1 > OPT_LEN_MAX) {
+ fprintf(stderr, "OPT_LEN_MAX (%d) is too small\n", OPT_LEN_MAX);
+ return NULL;
+ }
+
in[OPT_LEN_MAX] = '\0';
strncpy(in, opt, OPT_LEN_MAX);
char *post, *tmp;
tmp = option_dup_subs(opt);
+ if (!tmp)
+ return 1;
o = get_option(tmp, options, &post);
if (!o) {
int show_cmd_help(struct fio_option *options, const char *name)
{
struct fio_option *o, *closest;
- unsigned int best_dist;
+ unsigned int best_dist = -1U;
int found = 0;
int show_all = 0;
if (o->type == FIO_OPT_DEPRECATED)
continue;
+ if (!exec_profile && o->prof_name)
+ continue;
if (name) {
if (!strcmp(name, o->name) ||
if (show_all || match) {
found = 1;
if (match)
- printf("%24s: %s\n", o->name, o->help);
+ printf("%20s: %s\n", o->name, o->help);
if (show_all) {
if (!o->parent)
print_option(o);
return 0;
printf("No such command: %s", name);
- if (closest) {
+
+ /*
+ * Only print an appropriately close option, one where the edit
+ * distance isn't too big. Otherwise we get crazy matches.
+ */
+ if (closest && best_dist < 3) {
printf(" - showing closest match\n");
printf("%20s: %s\n", closest->name, closest->help);
show_option_help(closest, stdout);
handle_option(o, o->def, data);
}
+void option_init(struct fio_option *o)
+{
+ if (o->type == FIO_OPT_DEPRECATED)
+ return;
+ if (o->type == FIO_OPT_BOOL) {
+ o->minval = 0;
+ o->maxval = 1;
+ }
+ if (o->type == FIO_OPT_STR_SET && o->def) {
+ fprintf(stderr, "Option %s: string set option with"
+ " default will always be true\n", o->name);
+ }
+ if (!o->cb && (!o->off1 && !o->roff1)) {
+ fprintf(stderr, "Option %s: neither cb nor offset given\n",
+ o->name);
+ }
+ if (o->type == FIO_OPT_STR || o->type == FIO_OPT_STR_STORE ||
+ o->type == FIO_OPT_STR_MULTI)
+ return;
+ if (o->cb && ((o->off1 || o->off2 || o->off3 || o->off4) ||
+ (o->roff1 || o->roff2 || o->roff3 || o->roff4))) {
+ fprintf(stderr, "Option %s: both cb and offset given\n",
+ o->name);
+ }
+}
+
/*
* Sanitize the options structure. For now it just sets min/max for bool
* values and whether both callback and offsets are given.
dprint(FD_PARSE, "init options\n");
- for (o = &options[0]; o->name; o++) {
- if (o->type == FIO_OPT_DEPRECATED)
- continue;
- if (o->type == FIO_OPT_BOOL) {
- o->minval = 0;
- o->maxval = 1;
- }
- if (o->type == FIO_OPT_STR_SET && o->def) {
- fprintf(stderr, "Option %s: string set option with"
- " default will always be true\n",
- o->name);
- }
- if (!o->cb && !o->off1) {
- fprintf(stderr, "Option %s: neither cb nor offset"
- " given\n", o->name);
- }
- if (o->type == FIO_OPT_STR || o->type == FIO_OPT_STR_STORE)
- continue;
- if (o->cb && (o->off1 || o->off2 || o->off3 || o->off4)) {
- fprintf(stderr, "Option %s: both cb and offset given\n",
- o->name);
- }
- }
+ for (o = &options[0]; o->name; o++)
+ option_init(o);
}