| # Copyright 2020 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. |
| |
| # gn-format disable |
| import("//build_overrides/pigweed.gni") |
| |
| import("$dir_pw_build/target_types.gni") |
| import("$dir_pw_docgen/docs.gni") |
| import("$dir_pw_protobuf_compiler/proto.gni") |
| import("$dir_pw_unit_test/test.gni") |
| config("default_config") { |
| include_dirs = [ "public" ] |
| visibility = [ ":*" ] |
| } |
| |
| # pw_rpc servers depend on the protobuf library used to encode and decode |
| # requests and responses when invoking methods. This template is used to create |
| # instances of the pw_rpc server library with different implementations. |
| # |
| # The implementation parameter must refer to a library that provides the |
| # definition of the Method class in pw_rpc/internal/method.h. The Method class |
| # provides the Invoke function, which handles the server use to call into the |
| # RPC functions themselves. |
| template("_pw_rpc_server_library") { |
| assert(defined(invoker.implementation), |
| "_pw_rpc_server_library requires an implementation to be set") |
| _target_name = target_name |
| |
| pw_source_set(_target_name) { |
| forward_variables_from(invoker, "*") |
| |
| public_deps = [ |
| ":server_library_deps", |
| implementation, |
| ] |
| deps = [ |
| dir_pw_assert, |
| dir_pw_log, |
| ] |
| public = [ |
| "public/pw_rpc/server.h", |
| "public/pw_rpc/server_context.h", |
| ] |
| sources = [ |
| "base_server_writer.cc", |
| "public/pw_rpc/internal/base_server_writer.h", |
| "public/pw_rpc/internal/server.h", |
| "public/pw_rpc/internal/service.h", |
| "server.cc", |
| "service.cc", |
| ] |
| allow_circular_includes_from = [ implementation ] |
| friend = [ "./*" ] |
| } |
| |
| pw_source_set("test_utils_$_target_name") { |
| public = [ "pw_rpc_private/test_utils.h" ] |
| public_configs = [ ":private_includes" ] |
| public_deps = [ |
| ":$_target_name", |
| ":common", |
| dir_pw_span, |
| ] |
| visibility = [ "./*" ] |
| } |
| } |
| |
| # Put these dependencies into a group since they need to be shared by the server |
| # library and its implementation library. |
| group("server_library_deps") { |
| public_configs = [ ":default_config" ] |
| public_deps = [ |
| ":common", |
| "$dir_pw_containers:intrusive_list", |
| dir_pw_span, |
| dir_pw_status, |
| ] |
| visibility = [ "./*" ] |
| } |
| |
| # Classes with no dependencies on the protobuf library for method invocations. |
| pw_source_set("common") { |
| public_configs = [ ":default_config" ] |
| public_deps = [ |
| ":protos_pwpb", |
| dir_pw_assert, |
| dir_pw_log, |
| dir_pw_span, |
| dir_pw_status, |
| ] |
| public = [ "public/pw_rpc/channel.h" ] |
| sources = [ |
| "channel.cc", |
| "packet.cc", |
| "public/pw_rpc/internal/base_method.h", |
| "public/pw_rpc/internal/call.h", |
| "public/pw_rpc/internal/channel.h", |
| "public/pw_rpc/internal/packet.h", |
| ] |
| friend = [ "./*" ] |
| visibility = [ "./*" ] |
| } |
| |
| # RPC server that uses Nanopb to encode and decode protobufs. RPCs use Nanopb |
| # structs as their requests and responses. |
| _pw_rpc_server_library("nanopb_server") { |
| implementation = "nanopb" |
| } |
| |
| config("private_includes") { |
| include_dirs = [ "." ] |
| visibility = [ ":*" ] |
| } |
| |
| pw_proto_library("protos") { |
| sources = [ "pw_rpc_protos/packet.proto" ] |
| } |
| |
| pw_doc_group("docs") { |
| sources = [ "docs.rst" ] |
| } |
| |
| pw_test_group("tests") { |
| tests = [ |
| ":base_server_writer_test", |
| ":channel_test", |
| ":packet_test", |
| ":server_test", |
| "nanopb:method_test", |
| ] |
| } |
| |
| # RPC server for tests only. A mock method implementation is used. |
| _pw_rpc_server_library("test_server") { |
| implementation = "test_impl" |
| visibility = [ ":*" ] |
| } |
| |
| pw_proto_library("test_protos") { |
| sources = [ "pw_rpc_test_protos/test.proto" ] |
| visibility = [ "./*" ] |
| } |
| |
| pw_test("base_server_writer_test") { |
| deps = [ |
| ":test_server", |
| ":test_utils_test_server", |
| ] |
| sources = [ "base_server_writer_test.cc" ] |
| } |
| |
| pw_test("channel_test") { |
| deps = [ |
| ":common", |
| ":test_utils_test_server", |
| ] |
| sources = [ "channel_test.cc" ] |
| } |
| |
| pw_test("packet_test") { |
| deps = [ |
| ":common", |
| dir_pw_protobuf, |
| ] |
| sources = [ "packet_test.cc" ] |
| } |
| |
| pw_test("server_test") { |
| deps = [ |
| ":protos_pwpb", |
| ":test_server", |
| ":test_utils_test_server", |
| dir_pw_assert, |
| ] |
| sources = [ "server_test.cc" ] |
| } |