src/basic/ioprio-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2
   3 #include "ioprio-util.h"
   4 #include "parse-util.h"
   5 #include "string-table.h"
   6
   7 int ioprio_parse_priority(const char *s, int *ret) {
   8         int i, r;
   9
  10         assert(s);
  11         assert(ret);
  12
  13         r = safe_atoi(s, &i);
  14         if (r < 0)
  15                 return r;
  16
  17         if (!ioprio_priority_is_valid(i))
  18                 return -EINVAL;
  19
  20         *ret = i;
  21         return 0;
  22 }
  23
  24 static const char *const ioprio_class_table[] = {
  25         [IOPRIO_CLASS_NONE] = "none",
  26         [IOPRIO_CLASS_RT] = "realtime",
  27         [IOPRIO_CLASS_BE] = "best-effort",
  28         [IOPRIO_CLASS_IDLE] = "idle",
  29 };
  30
  31 DEFINE_STRING_TABLE_LOOKUP_WITH_FALLBACK(ioprio_class, int, IOPRIO_N_CLASSES);