xref: /aosp_15_r20/external/pigweed/pw_bluetooth_proxy/size_report/use_passthrough_proxy.cc (revision 61c4878ac05f98d0ceed94b57d316916de578985)
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 #include <cstdint>
16 #include <utility>
17 
18 #include "pw_bloat/bloat_this_binary.h"
19 #include "pw_bluetooth_proxy/h4_packet.h"
20 #include "pw_bluetooth_proxy/proxy_host.h"
21 #include "pw_span/span.h"
22 
23 namespace pw::bluetooth::proxy {
24 
25 namespace {
26 
UsePassthroughProxy()27 void UsePassthroughProxy() {
28   // Populate H4 buffer to send towards controller.
29   std::array<uint8_t, 20> h4_array_from_host{0};
30   H4PacketWithH4 h4_span_from_host = {pw::span(h4_array_from_host)};
31 
32   // Populate H4 buffer to send towards host.
33   std::array<uint8_t, 19> hci_array_from_controller{0};
34   H4PacketWithHci h4_span_from_controller = {
35       emboss::H4PacketType::COMMAND, pw::span(hci_array_from_controller)};
36 
37   pw::Function<void(H4PacketWithHci && packet)> container_send_to_host_fn(
38       []([[maybe_unused]] H4PacketWithHci packet) {});
39 
40   pw::Function<void(H4PacketWithH4 && packet)> container_send_to_controller_fn(
41       ([]([[maybe_unused]] H4PacketWithH4&& packet) {}));
42 
43   ProxyHost proxy = ProxyHost(std::move(container_send_to_host_fn),
44                               std::move(container_send_to_controller_fn),
45                               0);
46 
47   proxy.HandleH4HciFromHost(std::move(h4_span_from_host));
48 
49   proxy.HandleH4HciFromController(std::move(h4_span_from_controller));
50 }
51 
52 }  // namespace
53 }  // namespace pw::bluetooth::proxy
54 
main()55 int main() {
56   pw::bloat::BloatThisBinary();
57   pw::bluetooth::proxy::UsePassthroughProxy();
58 }
59