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l2cap: abort connection in secure connections only mode if legacy connection

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This commit is contained in:
Matthias Ringwald 2021-05-15 23:29:50 +02:00
parent 30cdf3c68c
commit 5d5b5d8dd8
1 changed files with 10 additions and 1 deletions
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11
src/l2cap.c
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@ -1949,6 +1949,14 @@ static void l2cap_ready_to_connect(l2cap_channel_t * channel){
static void l2cap_handle_remote_supported_features_received(l2cap_channel_t * channel){
if (channel->state != L2CAP_STATE_WAIT_REMOTE_SUPPORTED_FEATURES) return;
// abort if Secure Connections Only Mode with legacy connection
if (gap_get_secure_connections_only_mode() && gap_secure_connection(channel->con_handle) == false){
l2cap_handle_channel_open_failed(channel, L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_SECURITY);
btstack_linked_list_remove(&l2cap_channels, (btstack_linked_item_t *) channel);
l2cap_free_channel_entry(channel);
return;
}
// we have been waiting for remote supported features
if (channel->required_security_level > LEVEL_0){
// request security level
@ -2352,7 +2360,8 @@ static void l2cap_handle_security_level(hci_con_handle_t handle, gap_security_le
switch (channel->state){
case L2CAP_STATE_WAIT_INCOMING_SECURITY_LEVEL_UPDATE:
if (actual_level >= required_level){
if ((actual_level >= required_level) &&
((gap_get_secure_connections_only_mode() == false) || gap_secure_connection(channel->con_handle))){
#ifdef ENABLE_L2CAP_ENHANCED_RETRANSMISSION_MODE
// we need to know if ERTM is supported before sending a config response
hci_connection_t * connection = hci_connection_for_handle(channel->con_handle);