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mesh: remove subnet without keys, set key refresh idle if only single key

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This commit is contained in:
Matthias Ringwald 2019-07-02 17:17:31 +02:00
parent d0d5f831a5
commit b1dda14141
1 changed files with 17 additions and 6 deletions
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23
src/mesh/mesh_network.c
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@ -1106,11 +1106,17 @@ void mesh_subnet_update_for_netkey_index(uint16_t netkey_index){
}
}
// no keys?
if (old_key == NULL) return;
// get/create subnet for netkey index
// get subnet
mesh_subnet_t * subnet = mesh_subnet_get_by_netkey_index(netkey_index);
// no keys -> no subnet
if (old_key == NULL) {
if (subnet == NULL) return;
mesh_subnet_remove(subnet);
return;
}
// create subnet for netkey index if needed
if (subnet == NULL){
subnet = btstack_memory_mesh_subnet_get();
if (subnet == NULL) return;
@ -1122,13 +1128,18 @@ void mesh_subnet_update_for_netkey_index(uint16_t netkey_index){
subnet->new_key = new_key;
// key refresh
if (new_key != NULL){
if (new_key == NULL){
// single key -> key refresh not active
subnet->key_refresh = MESH_KEY_REFRESH_NOT_ACTIVE;
}
else {
// two keys -> at least phase 1
if (subnet->key_refresh == MESH_KEY_REFRESH_NOT_ACTIVE){
// approximation: at least phase 1
subnet->key_refresh = MESH_KEY_REFRESH_FIRST_PHASE;
}
}
// TODO: advertisement using node id active
// TODO: advertisement using network id (used by proxy)
// TODO: secure network beacons