Document file_service_type option

[fio.git] / parse.c

diff --git a/parse.c b/parse.c
index 886bde6b0c8b1130050234b40c7d047df602cba4..d13a60331db7629b2cc3892fa357edd031d35b4a 100644 (file)
--- a/parse.c
+++ b/parse.c
@@ -11,6 +11,35 @@
 
 #include "parse.h"
 
+static void show_option_range(struct fio_option *o)
+{
+       if (!o->minval && !o->maxval)
+               return;
+
+       printf("%20s: min=%d, max=%d\n", "range", o->minval, o->maxval);
+}
+
+static void show_option_values(struct fio_option *o)
+{
+       const char *msg;
+       int i = 0;
+
+       do {
+               msg = o->posval[i].ival;
+               if (!msg)
+                       break;
+
+               if (!i)
+                       printf("%20s: ", "valid values");
+
+               printf("%s,", msg);
+               i++;
+       } while (i < PARSE_MAX_VP);
+
+       if (i)
+               printf("\n");
+}
+
 static unsigned long get_mult_time(char c)
 {
        switch (c) {
@@ -40,6 +69,9 @@ static unsigned long get_mult_bytes(char c)
                case 'g':
                case 'G':
                        return 1024 * 1024 * 1024;
+               case 'e':
+               case 'E':
+                       return 1024 * 1024 * 1024 * 1024UL;
                default:
                        return 1;
        }
@@ -56,7 +88,7 @@ static int str_to_decimal(const char *str, long long *val, int kilo)
        if (!len)
                return 1;
 
-       *val = strtol(str, NULL, 10);
+       *val = strtoll(str, NULL, 10);
        if (*val == LONG_MAX && errno == ERANGE)
                return 1;
 
@@ -127,15 +159,13 @@ static int check_int(const char *p, int *val)
 static struct fio_option *find_option(struct fio_option *options,
                                      const char *opt)
 {
-       struct fio_option *o = &options[0];
+       struct fio_option *o;
 
-       while (o->name) {
+       for (o = &options[0]; o->name; o++) {
                if (!strcmp(o->name, opt))
                        return o;
                else if (o->alias && !strcmp(o->alias, opt))
                        return o;
-
-               o++;
        }
 
        return NULL;
@@ -164,8 +194,27 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
        switch (o->type) {
        case FIO_OPT_STR: {
                fio_opt_str_fn *fn = o->cb;
+               const struct value_pair *vp;
+               int i;
 
-               ret = fn(data, ptr);
+               ret = 1;
+               for (i = 0; i < PARSE_MAX_VP; i++) {
+                       vp = &o->posval[i];
+                       if (!vp->ival || vp->ival[0] == '\0')
+                               break;
+                       if (!strncmp(vp->ival, ptr, strlen(vp->ival))) {
+                               ret = 0;
+                               if (!o->off1)
+                                       break;
+                               val_store(ilp, vp->oval, o->off1, data);
+                               break;
+                       }
+               }
+
+               if (ret)
+                       show_option_values(o);
+               else if (fn)
+                       ret = fn(data, ptr);
                break;
        }
        case FIO_OPT_STR_VAL_TIME:
@@ -220,8 +269,11 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
 
                p1 = strchr(tmp, '-');
                if (!p1) {
-                       ret = 1;
-                       break;
+                       p1 = strchr(tmp, ':');
+                       if (!p1) {
+                               ret = 1;
+                               break;
+                       }
                }
 
                p2 = p1 + 1;
@@ -267,6 +319,9 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
                        return 1;
                }
 
+               if (o->neg)
+                       il = !il;
+
                if (fn)
                        ret = fn(data, &il);
                else {
@@ -308,8 +363,13 @@ static int handle_option(struct fio_option *o, const char *ptr, void *data)
         * Do this before parsing the first round, to check if we should
         * copy set 1 options to set 2.
         */
-       if (ptr)
+       if (ptr &&
+           (o->type != FIO_OPT_STR_STORE) &&
+           (o->type != FIO_OPT_STR)) {
                ptr2 = strchr(ptr, ',');
+               if (!ptr2)
+                       ptr2 = strchr(ptr, ':');
+       }
 
        /*
         * Don't return early if parsing the first option fails - if
@@ -377,42 +437,9 @@ int parse_option(const char *opt, struct fio_option *options, void *data)
        return 1;
 }
 
-static void show_option_range(struct fio_option *o)
-{
-       if (!o->minval && !o->maxval)
-               return;
-
-       printf("%16s: min=%d, max=%d\n", "range", o->minval, o->maxval);
-}
-
-static void show_option_values(struct fio_option *o)
-{
-       const char *msg;
-       int i = 0;
-
-       if (!o->posval)
-               return;
-
-       do {
-               msg = o->posval[i];
-               if (!msg)
-                       break;
-
-               if (!i)
-                       printf("%16s: ", "valid values");
-
-               printf("%s,", msg);
-               i++;
-       } while (1);
-
-       if (i)
-               printf("\n");
-}
-
 int show_cmd_help(struct fio_option *options, const char *name)
 {
        int show_all = !strcmp(name, "all");
-       struct fio_option *o = &options[0];
        const char *typehelp[] = {
                "string (opt=bla)",
                "string with possible k/m/g postfix (opt=4k)",
@@ -424,23 +451,26 @@ int show_cmd_help(struct fio_option *options, const char *name)
                "boolean value (opt=1)",
                "no argument (opt)",
        };
+       struct fio_option *o;
        int found = 0;
 
-       while (o->name) {
+       for (o = &options[0]; o->name; o++) {
                int match = !strcmp(name, o->name);
 
                if (show_all || match) {
                        found = 1;
-                       printf("%16s: %s\n", o->name, o->help);
-                       if (match) {
-                               printf("%16s: %s\n", "type", typehelp[o->type]);
-                               printf("%16s: %s\n", "default", o->def ? o->def : "no default");
-                               show_option_range(o);
-                               show_option_values(o);
-                       }
+                       printf("%20s: %s\n", o->name, o->help);
+                       if (show_all)
+                               continue;
                }
 
-               o++;
+               if (!match)
+                       continue;
+
+               printf("%20s: %s\n", "type", typehelp[o->type]);
+               printf("%20s: %s\n", "default", o->def ? o->def : "no default");
+               show_option_range(o);
+               show_option_values(o);
        }
 
        if (found)
@@ -455,28 +485,31 @@ int show_cmd_help(struct fio_option *options, const char *name)
  */
 void fill_default_options(void *data, struct fio_option *options)
 {
-       struct fio_option *o = &options[0];
+       struct fio_option *o;
 
-       while (o->name) {
+       for (o = &options[0]; o->name; o++)
                if (o->def)
                        handle_option(o, o->def, data);
-               o++;
-       }
 }
 
 /*
  * Sanitize the options structure. For now it just sets min/max for bool
- * values.
+ * values and whether both callback and offsets are given.
  */
 void options_init(struct fio_option *options)
 {
-       struct fio_option *o = &options[0];
+       struct fio_option *o;
 
-       while (o->name) {
+       for (o = &options[0]; o->name; o++) {
                if (o->type == FIO_OPT_BOOL) {
                        o->minval = 0;
                        o->maxval = 1;
                }
-               o++;
+               if (!o->cb && !o->off1)
+                       fprintf(stderr, "Option %s: neither cb nor offset given\n", o->name);
+               if (o->type == FIO_OPT_STR)
+                       continue;
+               if (o->cb && (o->off1 || o->off2 || o->off3 || o->off4))
+                       fprintf(stderr, "Option %s: both cb and offset given\n", o->name);
        }
 }