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Bluetooth: Use bt_id_get function to get count

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Allow NULL pointer to be passed to bt_id_get function so
that only count can be fetched.

Signed-off-by: Vinayak Kariappa Chettimada <vich@nordicsemi.no>
This commit is contained in:
Vinayak Kariappa Chettimada 2020-12-15 18:45:45 +05:30 • committed by Anas Nashif
commit 92f5b68f2c
2 changed files with 11 additions and 3 deletions
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4
include/bluetooth/bluetooth.h
View file

@ -182,6 +182,10 @@ __deprecated int bt_set_id_addr(const bt_addr_le_t *addr);
* identifier that some APIs expect (such as advertising parameters) is
* simply the index of the identity in the @a addrs array.
*
* If @a addrs is passed as NULL, then returned @a count contains the
* count of all available identities that can be retrieved with a
* subsequent call to this function with non-NULL @a addrs parameter.
*
* @note Deleted identities may show up as BT_LE_ADDR_ANY in the returned
* array.
*

4
subsys/bluetooth/host/hci_core.c
View file

@ -6716,10 +6716,14 @@ int bt_set_id_addr(const bt_addr_le_t *addr)
void bt_id_get(bt_addr_le_t *addrs, size_t *count)
{
if (addrs) {
size_t to_copy = MIN(*count, bt_dev.id_count);
memcpy(addrs, bt_dev.id_addr, to_copy * sizeof(bt_addr_le_t));
*count = to_copy;
} else {
*count = bt_dev.id_count;
}
}
static int id_find(const bt_addr_le_t *addr)