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ble_mesh: make unicast elem lookup O(1)

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This commit is contained in:
lly 2019-09-16 14:55:41 +08:00
parent 5b53debb6f
commit e1b04df763
1 changed files with 13 additions and 9 deletions
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22
components/bt/esp_ble_mesh/mesh_core/access.c
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@ -505,17 +505,21 @@ static struct bt_mesh_model *bt_mesh_elem_find_group(struct bt_mesh_elem *elem,
struct bt_mesh_elem *bt_mesh_elem_find(u16_t addr)
{
int i;
u16_t index;
for (i = 0; i < dev_comp->elem_count; i++) {
struct bt_mesh_elem *elem = &dev_comp->elem[i];
if (BLE_MESH_ADDR_IS_UNICAST(addr)) {
index = (addr - dev_comp->elem[0].addr);
if (index < dev_comp->elem_count) {
return &dev_comp->elem[index];
} else {
return NULL;
}
}
if (BLE_MESH_ADDR_IS_GROUP(addr) ||
BLE_MESH_ADDR_IS_VIRTUAL(addr)) {
if (bt_mesh_elem_find_group(elem, addr)) {
return elem;
}
} else if (elem->addr == addr) {
for (index = 0; index < dev_comp->elem_count; index++) {
struct bt_mesh_elem *elem = &dev_comp->elem[index];
if (bt_mesh_elem_find_group(elem, addr)) {
return elem;
}
}