+
+LTTNG_HIDDEN
+int utils_parse_unsigned_long_long(const char *str,
+ unsigned long long *value)
+{
+ int ret;
+ char *endptr;
+
+ assert(str);
+ assert(value);
+
+ errno = 0;
+ *value = strtoull(str, &endptr, 10);
+
+ /* Conversion failed. Out of range? */
+ if (errno != 0) {
+ /* Don't print an error; allow the caller to log a better error. */
+ DBG("Failed to parse string as unsigned long long number: string = '%s', errno = %d",
+ str, errno);
+ ret = -1;
+ goto end;
+ }
+
+ /* Not the end of the string or empty string. */
+ if (*endptr || endptr == str) {
+ DBG("Failed to parse string as unsigned long long number: string = '%s'",
+ str);
+ ret = -1;
+ goto end;
+ }
+
+ ret = 0;
+
+end:
+ return ret;
+}