# Copyright 2025 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("//pw_bloat:pw_cc_size_binary.bzl", "pw_cc_size_binary")
load("//pw_bloat:pw_size_diff.bzl", "pw_size_diff")
load("//pw_bloat:pw_size_table.bzl", "pw_size_table")

package(default_visibility = ["//visibility:public"])

licenses(["notice"])

cc_library(
    name = "transfer",
    srcs = [
        "receiver.cc",
        "sender.cc",
    ],
    hdrs = [
        "public/pw_multibuf/size_report/common.h",
        "public/pw_multibuf/size_report/handler.h",
        "public/pw_multibuf/size_report/receiver.h",
        "public/pw_multibuf/size_report/sender.h",
        "public/pw_multibuf/size_report/transfer.h",
    ],
    strip_include_prefix = "public",
    deps = [
        "//pw_assert:assert",
        "//pw_async2:dispatcher",
        "//pw_bytes",
        "//pw_checksum",
        "//pw_containers:inline_async_queue",
        "//pw_multibuf/examples:protocol",
    ],
)

pw_cc_size_binary(
    name = "transfer_v0",
    srcs = ["transfer_v0.cc"],
    deps = [
        ":transfer",
        "//pw_allocator:bump_allocator",
        "//pw_assert:assert",
        "//pw_multibuf/examples:protocol",
    ],
)

pw_cc_size_binary(
    name = "transfer_v1",
    srcs = ["transfer_v1.cc"],
    defines = ["PW_MULTIBUF_VERSION=1"],
    deps = [
        ":transfer",
        "//pw_allocator:bump_allocator",
        "//pw_assert:assert",
        "//pw_multibuf:allocator",
        "//pw_multibuf:multibuf_v1",
        "//pw_multibuf:simple_allocator",
        "//pw_multibuf/examples:protocol",
    ],
)

pw_cc_size_binary(
    name = "transfer_v2",
    srcs = ["transfer_v2.cc"],
    defines = ["PW_MULTIBUF_VERSION=2"],
    deps = [
        ":transfer",
        "//pw_allocator:async_pool",
        "//pw_allocator:bump_allocator",
        "//pw_allocator:chunk_pool",
        "//pw_assert:assert",
        "//pw_multibuf:multibuf_v2",
        "//pw_multibuf/examples:protocol",
    ],
)

pw_size_diff(
    name = "v1_vs_v0",
    base = ":transfer_v0",
    label = "Cost of using MultiBuf v1 vs. a fake implementation",
    target = ":transfer_v1",
)

pw_size_diff(
    name = "v2_vs_v0",
    base = ":transfer_v0",
    label = "Cost of using MultiBuf v2 vs. a fake implementation",
    target = ":transfer_v2",
)

pw_size_diff(
    name = "v2_vs_v1",
    base = ":transfer_v1",
    label = "Cost of using MultiBuf v2 vs. v1",
    target = ":transfer_v2",
)

pw_size_table(
    name = "multibuf_size_report",
    reports = [
        ":v1_vs_v0",
        ":v2_vs_v0",
        ":v2_vs_v1",
    ],
)