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l2cap: check can send now for all cbm states

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This commit is contained in:
Matthias Ringwald 2023-12-05 14:37:50 +01:00
parent 728f67579f
commit d9f55599ce
1 changed files with 1 additions and 6 deletions
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7
src/l2cap.c
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@ -2029,11 +2029,11 @@ static void l2cap_cbm_run_channels(void){
l2cap_channel_t * channel = (l2cap_channel_t *) btstack_linked_list_iterator_next(&it);
if (channel->channel_type != L2CAP_CHANNEL_TYPE_CHANNEL_CBM) continue;
if (!hci_can_send_acl_packet_now(channel->con_handle)) continue;
// log_info("l2cap_run: channel %p, state %u, var 0x%02x", channel, channel->state, channel->state_var);
switch (channel->state){
case L2CAP_STATE_WILL_SEND_LE_CONNECTION_REQUEST:
if (!hci_can_send_acl_packet_now(channel->con_handle)) break;
channel->state = L2CAP_STATE_WAIT_LE_CONNECTION_RESPONSE;
// le psm, source cid, mtu, mps, initial credits
channel->local_sig_id = l2cap_next_sig_id();
@ -2045,7 +2045,6 @@ static void l2cap_cbm_run_channels(void){
channel->local_mps, channel->credits_incoming);
break;
case L2CAP_STATE_WILL_SEND_LE_CONNECTION_RESPONSE_ACCEPT:
if (!hci_can_send_acl_packet_now(channel->con_handle)) break;
// TODO: support larger MPS
channel->state = L2CAP_STATE_OPEN;
channel->credits_incoming = channel->new_credits_incoming;
@ -2056,7 +2055,6 @@ static void l2cap_cbm_run_channels(void){
l2cap_cbm_emit_channel_opened(channel, ERROR_CODE_SUCCESS);
break;
case L2CAP_STATE_WILL_SEND_LE_CONNECTION_RESPONSE_DECLINE:
if (!hci_can_send_acl_packet_now(channel->con_handle)) break;
channel->state = L2CAP_STATE_INVALID;
l2cap_send_le_signaling_packet(channel->con_handle, LE_CREDIT_BASED_CONNECTION_RESPONSE, channel->remote_sig_id, 0, 0, 0, 0, channel->reason);
// discard channel - l2cap_finialize_channel_close without sending l2cap close event
@ -2064,19 +2062,16 @@ static void l2cap_cbm_run_channels(void){
l2cap_free_channel_entry(channel);
break;
case L2CAP_STATE_OPEN:
if (!hci_can_send_acl_packet_now(channel->con_handle)) break;
if (channel->new_credits_incoming){
l2cap_credit_based_send_credits(channel);
}
break;
case L2CAP_STATE_WILL_SEND_DISCONNECT_REQUEST:
if (!hci_can_send_acl_packet_now(channel->con_handle)) break;
channel->local_sig_id = l2cap_next_sig_id();
channel->state = L2CAP_STATE_WAIT_DISCONNECT;
l2cap_send_le_signaling_packet( channel->con_handle, DISCONNECTION_REQUEST, channel->local_sig_id, channel->remote_cid, channel->local_cid);
break;
case L2CAP_STATE_WILL_SEND_DISCONNECT_RESPONSE:
if (!hci_can_send_acl_packet_now(channel->con_handle)) break;
channel->state = L2CAP_STATE_INVALID;
l2cap_send_le_signaling_packet( channel->con_handle, DISCONNECTION_RESPONSE, channel->remote_sig_id, channel->local_cid, channel->remote_cid);
l2cap_cbm_finialize_channel_close(channel); // -- remove from list