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@Noltari Noltari commented Nov 13, 2025

  • blob: add missing boolean functions
  • blob: deprecate u8 and u16

Ping @nbd168 @systemcrash @Alphix

@Noltari Noltari requested a review from nbd168 November 13, 2025 10:16
blob.h Outdated
Comment on lines 125 to 128
static inline uint8_t
blob_get_u8(const struct blob_attr *attr)
blob_get_bool(const struct blob_attr *attr)
{
return *((uint8_t *) attr->data);
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Shouldn't this be:

static inline bool
blob_get_bool(const struct blob_attr *attr)
{
    return *((uint8_t *)attr->data) ? true : false;
}

And similar for _put_bool() and _add_bool()

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Shouldn't this be:

static inline bool
blob_get_bool(const struct blob_attr *attr)
{
    return *((uint8_t *)attr->data) ? true : false;
}

And similar for _put_bool() and _add_bool()

@Alphix should be fixed in c640ad7

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I'm not so sure - the normal coercion to boolean happens elsewhere based on the uint 8 data, not on t/f, for existing implementations. But I've not looked this change as a whole.

In order to deprecate u8 functions we need to add proper boolean functions
first.

Signed-off-by: Álvaro Fernández Rojas <[email protected]>
Deprecate u8 and u16 to avoid a lot of compatibility mess and JSON
conversion issues.
Due to padding, u8, u16 and u32 attributes have the same effective size
anyway, so there isn't really a good reason to use them for integer
values.

Signed-off-by: Álvaro Fernández Rojas <[email protected]>
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3 participants