pw_bluetooth_proxy/BUILD.bazel

# Copyright 2024 The Pigweed Authors
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.

load("@rules_cc//cc:cc_library.bzl", "cc_library")
load("@rules_python//sphinxdocs:sphinx_docs_library.bzl", "sphinx_docs_library")
load("//pw_bloat:pw_size_diff.bzl", "pw_size_diff")
load("//pw_bloat:pw_size_table.bzl", "pw_size_table")
load("//pw_build:compatibility.bzl", "incompatible_with_mcu")
load("//pw_unit_test:pw_cc_test.bzl", "pw_cc_test")

package(
    default_visibility = ["//visibility:public"],
    features = [
        "-layering_check",
        "-ctad_warnings",
    ],
)

licenses(["notice"])

cc_library(
    name = "pw_bluetooth_proxy",

    # LINT.IfChange
    srcs = [
        "acl_data_channel.cc",
        "basic_l2cap_channel.cc",
        "channel_proxy.cc",
        "gatt_notify_channel.cc",
        "h4_storage.cc",
        "l2cap_aclu_signaling_channel.cc",
        "l2cap_channel.cc",
        "l2cap_channel_manager.cc",
        "l2cap_coc.cc",
        "l2cap_leu_signaling_channel.cc",
        "l2cap_signaling_channel.cc",
        "l2cap_status_tracker.cc",
        "proxy_host.cc",
        "recombiner.cc",
        "rfcomm_channel.cc",
        "rfcomm_fcs.cc",
        "single_channel_proxy.cc",
    ],
    # LINT.ThenChange(Android.bp, BUILD.gn, CMakeLists.txt)

    # LINT.IfChange
    hdrs = [
        "public/pw_bluetooth_proxy/basic_l2cap_channel.h",
        "public/pw_bluetooth_proxy/channel_proxy.h",
        "public/pw_bluetooth_proxy/direction.h",
        "public/pw_bluetooth_proxy/gatt_notify_channel.h",
        "public/pw_bluetooth_proxy/h4_packet.h",
        "public/pw_bluetooth_proxy/internal/acl_data_channel.h",
        "public/pw_bluetooth_proxy/internal/gatt_notify_channel_internal.h",
        "public/pw_bluetooth_proxy/internal/h4_storage.h",
        "public/pw_bluetooth_proxy/internal/hci_transport.h",
        "public/pw_bluetooth_proxy/internal/l2cap_aclu_signaling_channel.h",
        "public/pw_bluetooth_proxy/internal/l2cap_channel.h",
        "public/pw_bluetooth_proxy/internal/l2cap_channel_manager.h",
        "public/pw_bluetooth_proxy/internal/l2cap_coc_internal.h",
        "public/pw_bluetooth_proxy/internal/l2cap_leu_signaling_channel.h",
        "public/pw_bluetooth_proxy/internal/l2cap_signaling_channel.h",
        "public/pw_bluetooth_proxy/internal/l2cap_status_tracker.h",
        "public/pw_bluetooth_proxy/internal/locked_l2cap_channel.h",
        "public/pw_bluetooth_proxy/internal/logical_transport.h",
        "public/pw_bluetooth_proxy/internal/recombiner.h",
        "public/pw_bluetooth_proxy/internal/rfcomm_fcs.h",
        "public/pw_bluetooth_proxy/l2cap_channel_common.h",
        "public/pw_bluetooth_proxy/l2cap_coc.h",
        "public/pw_bluetooth_proxy/l2cap_status_delegate.h",
        "public/pw_bluetooth_proxy/proxy_host.h",
        "public/pw_bluetooth_proxy/rfcomm_channel.h",
        "public/pw_bluetooth_proxy/single_channel_proxy.h",
    ],
    features = ["-conversion_warnings"],
    # LINT.ThenChange(BUILD.gn, CMakeLists.txt)
    implementation_deps = ["//pw_containers:algorithm"],
    strip_include_prefix = "public",

    # LINT.IfChange
    deps = [
        "//pw_allocator:best_fit",
        "//pw_allocator:synchronized_allocator",
        "//pw_assert:check",
        "//pw_bluetooth:emboss_att",
        "//pw_bluetooth:emboss_hci_commands",
        "//pw_bluetooth:emboss_hci_common",
        "//pw_bluetooth:emboss_hci_data",
        "//pw_bluetooth:emboss_hci_events",
        "//pw_bluetooth:emboss_hci_h4",
        "//pw_bluetooth:emboss_l2cap_frames",
        "//pw_bluetooth:emboss_rfcomm_frames",
        "//pw_bluetooth:emboss_util",
        "//pw_containers:flat_map",
        "//pw_containers:inline_queue",
        "//pw_containers:vector",
        "//pw_function",
        "//pw_log",
        "//pw_multibuf",
        "//pw_multibuf:simple_allocator",
        "//pw_result",
        "//pw_span",
        "//pw_span:cast",
        "//pw_status",
        "//pw_sync:lock_annotations",
        "//pw_sync:mutex",
    ],
    # LINT.ThenChange(Android.bp, BUILD.gn, CMakeLists.txt)
)

cc_library(
    name = "test_utils",
    testonly = True,

    # LINT.IfChange
    srcs = ["test_utils.cc"],
    hdrs = ["pw_bluetooth_proxy_private/test_utils.h"],
    features = ["-conversion_warnings"],
    deps = [
        ":pw_bluetooth_proxy",
        "//pw_assert:check",
        "//pw_bluetooth:emboss_att",
        "//pw_bluetooth:emboss_hci_commands",
        "//pw_bluetooth:emboss_hci_common",
        "//pw_bluetooth:emboss_hci_events",
        "//pw_bluetooth:emboss_hci_h4",
        "//pw_bluetooth:emboss_util",
        "//pw_containers:flat_map",
        "//pw_multibuf:testing",
        "//pw_unit_test",
    ],
    # LINT.ThenChange(BUILD.gn, CMakeLists.txt)
)

pw_cc_test(
    name = "pw_bluetooth_proxy_test",

    # LINT.IfChange
    srcs = [
        "channel_proxy_test.cc",
        "gatt_notify_test.cc",
        "h4_packet_test.cc",
        "l2cap_coc_test.cc",
        "proxy_host_test.cc",
        "recombiner_test.cc",
        "rfcomm_fcs_test.cc",
        "rfcomm_test.cc",
        "utils_test.cc",
    ],
    features = ["-conversion_warnings"],
    deps = [
        ":pw_bluetooth_proxy",
        ":test_utils",
        "//pw_assert:check",
        "//pw_bluetooth:emboss_att",
        "//pw_bluetooth:emboss_hci_commands",
        "//pw_bluetooth:emboss_hci_common",
        "//pw_bluetooth:emboss_hci_events",
        "//pw_bluetooth:emboss_hci_h4",
        "//pw_bluetooth:emboss_util",
        "//pw_containers:flat_map",
        "//pw_multibuf",
    ],
    # LINT.ThenChange(BUILD.gn, CMakeLists.txt)
)

filegroup(
    name = "doxygen",
    srcs = [
        "public/pw_bluetooth_proxy/h4_packet.h",
        "public/pw_bluetooth_proxy/proxy_host.h",
    ],
)

pw_size_diff(
    name = "use_passthrough_proxy_size_diff",
    base = "//pw_bloat:bloat_base",
    label = "Create and use proxy as a simple passthrough",
    target = "//pw_bluetooth_proxy/size_report:use_passthrough_proxy",
)

pw_size_table(
    name = "use_passthrough_proxy_size_report",
    reports = [
        ":use_passthrough_proxy_size_diff",
    ],
)

sphinx_docs_library(
    name = "docs",
    srcs = [
        "docs.rst",
        "proxy_host_test.cc",
        ":use_passthrough_proxy_size_report",
    ],
    prefix = "pw_bluetooth_proxy/",
    target_compatible_with = incompatible_with_mcu(),
)