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btstack_link_key_db_tlv: implement link key iterator

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This commit is contained in:
Matthias Ringwald 2018-02-05 18:16:53 +01:00
parent d08566fb6e
commit 6b9d80002e
1 changed files with 30 additions and 0 deletions
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30
src/classic/btstack_link_key_db_tlv.c
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@ -174,6 +174,33 @@ static void btstack_link_key_db_tlv_put_link_key(bd_addr_t bd_addr, link_key_t l
self->btstack_tlv_impl->store_tag(self->btstack_tlv_context, tag_to_use, (uint8_t*) &entry, sizeof(entry)); self->btstack_tlv_impl->store_tag(self->btstack_tlv_context, tag_to_use, (uint8_t*) &entry, sizeof(entry));
} }
static int btstack_link_key_db_tlv_iterator_init(btstack_link_key_iterator_t * it){
it->context = (void*) 0;
return 1;
}
static int btstack_link_key_db_tlv_iterator_get_next(btstack_link_key_iterator_t * it, bd_addr_t bd_addr, link_key_t link_key, link_key_type_t * link_key_type){
uintptr_t i = (uintptr_t) it->context;
int found = 0;
while (i<NVM_NUM_LINK_KEYS){
link_key_nvm_t entry;
uint32_t tag = btstack_link_key_db_tag_for_index(i++);
int size = self->btstack_tlv_impl->get_tag(self->btstack_tlv_context, tag, (uint8_t*) &entry, sizeof(entry));
if (size == 0) continue;
memcpy(bd_addr, entry.bd_addr, 6);
memcpy(link_key, entry.link_key, 16);
*link_key_type = entry.link_key_type;
found = 1;
break;
}
it->context = (void*) i;
return found;
}
static void btstack_link_key_db_tlv_iterator_done(btstack_link_key_iterator_t * it){
UNUSED(it);
}
const btstack_link_key_db_t btstack_link_key_db_tlv = { const btstack_link_key_db_t btstack_link_key_db_tlv = {
btstack_link_key_db_tlv_open, btstack_link_key_db_tlv_open,
btstack_link_key_db_tlv_set_bd_addr, btstack_link_key_db_tlv_set_bd_addr,
@ -181,6 +208,9 @@ const btstack_link_key_db_t btstack_link_key_db_tlv = {
btstack_link_key_db_tlv_get_link_key, btstack_link_key_db_tlv_get_link_key,
btstack_link_key_db_tlv_put_link_key, btstack_link_key_db_tlv_put_link_key,
btstack_link_key_db_tlv_delete_link_key, btstack_link_key_db_tlv_delete_link_key,
btstack_link_key_db_tlv_iterator_init,
btstack_link_key_db_tlv_iterator_get_next,
btstack_link_key_db_tlv_iterator_done,
}; };
const btstack_link_key_db_t * btstack_link_key_db_tlv_get_instance(const btstack_tlv_t * btstack_tlv_impl, void * btstack_tlv_context){ const btstack_link_key_db_t * btstack_link_key_db_tlv_get_instance(const btstack_tlv_t * btstack_tlv_impl, void * btstack_tlv_context){