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sm: simplify sm_key_distribution_all_received

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This commit is contained in:
Matthias Ringwald 2021-09-01 18:46:21 +02:00
parent 9a90d41a90
commit b2296177d2
1 changed files with 2 additions and 18 deletions
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20
src/ble/sm.c
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@ -1066,24 +1066,8 @@ static void sm_trigger_user_response(sm_connection_t * sm_conn){
}
static int sm_key_distribution_all_received(sm_connection_t * sm_conn){
int recv_flags;
if (IS_RESPONDER(sm_conn->sm_role)){
// slave / responder
recv_flags = sm_key_distribution_flags_for_set(sm_pairing_packet_get_initiator_key_distribution(setup->sm_s_pres));
} else {
// master / initiator
recv_flags = sm_key_distribution_flags_for_set(sm_pairing_packet_get_responder_key_distribution(setup->sm_s_pres));
}
#ifdef ENABLE_LE_SECURE_CONNECTIONS
// LTK (= encryption information & master identification) only used exchanged for LE Legacy Connection
if (setup->sm_use_secure_connections){
recv_flags &= ~(SM_KEYDIST_FLAG_ENCRYPTION_INFORMATION | SM_KEYDIST_FLAG_MASTER_IDENTIFICATION);
}
#endif
log_debug("sm_key_distribution_all_received: received 0x%02x, expecting 0x%02x", setup->sm_key_distribution_received_set, recv_flags);
return (setup->sm_key_distribution_received_set & recv_flags) == recv_flags;
log_debug("sm_key_distribution_all_received: received 0x%02x, expecting 0x%02x", setup->sm_key_distribution_received_set, bution_expected_set);
return (setup->sm_key_distribution_expected_set & setup->sm_key_distribution_received_set) == setup->sm_key_distribution_expected_set;
}
static void sm_done_for_handle(hci_con_handle_t con_handle){