1 // Copyright 2024 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 15 #pragma once 16 17 #include "pw_bluetooth_proxy/l2cap_channel_common.h" 18 #include "pw_bluetooth_proxy/l2cap_coc.h" 19 20 namespace pw::bluetooth::proxy { 21 22 class L2capCocInternal final : public L2capCoc { 23 public: 24 // Should only be created by `ProxyHost` and tests. Create(pw::multibuf::MultiBufAllocator & rx_multibuf_allocator,L2capChannelManager & l2cap_channel_manager,L2capSignalingChannel * signaling_channel,uint16_t connection_handle,CocConfig rx_config,CocConfig tx_config,ChannelEventCallback && event_fn,Function<void (multibuf::MultiBuf && payload)> && receive_fn)25 static pw::Result<L2capCoc> Create( 26 pw::multibuf::MultiBufAllocator& rx_multibuf_allocator, 27 L2capChannelManager& l2cap_channel_manager, 28 L2capSignalingChannel* signaling_channel, 29 uint16_t connection_handle, 30 CocConfig rx_config, 31 CocConfig tx_config, 32 ChannelEventCallback&& event_fn, 33 Function<void(multibuf::MultiBuf&& payload)>&& receive_fn) { 34 return L2capCoc::Create(rx_multibuf_allocator, 35 l2cap_channel_manager, 36 signaling_channel, 37 connection_handle, 38 rx_config, 39 tx_config, 40 std::move(event_fn), 41 std::move(receive_fn)); 42 } 43 44 // Increment L2CAP credits. This should be called by signaling channels in 45 // response to L2CAP_FLOW_CONTROL_CREDIT_IND packets. AddTxCredits(uint16_t credits)46 void AddTxCredits(uint16_t credits) { L2capCoc::AddTxCredits(credits); } 47 }; 48 49 } // namespace pw::bluetooth::proxy 50