utzig commented on a change in pull request #2180: sys/config: Support for
unsigned integer types
URL: https://github.com/apache/mynewt-core/pull/2180#discussion_r378424887
##########
File path: sys/config/src/config.c
##########
@@ -194,6 +196,34 @@ conf_value_from_str(char *val_str, enum conf_type type,
void *vp, int maxlen)
}
*(int64_t *)vp = val64;
break;
+ case CONF_UINT8:
+ case CONF_UINT16:
+ case CONF_UINT32:
+ uval = strtoul(val_str, &eptr, 0);
+ if (*eptr != '\0') {
+ goto err;
+ }
+ if (type == CONF_UINT8) {
+ if (uval > UINT8_MAX) {
+ goto err;
+ }
+ *(uint8_t *)vp = uval;
+ } else if (type == CONF_UINT16) {
+ if (uval > UINT16_MAX) {
+ goto err;
+ }
+ *(uint16_t *)vp = uval;
+ } else if (type == CONF_UINT32) {
+ *(uint32_t *)vp = uval;
+ }
+ break;
+ case CONF_UINT64:
+ uval64 = strtoull(val_str, &eptr, 0);
Review comment:
It looks like both `strtoul` and `strtoull` are mapped to `strntoumax`
inside baselibc, just using a different cast!
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