compression_filter.cc | Explore in Territory

// Copyright 2022 gRPC 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
//
//     http://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.

#include <grpc/support/port_platform.h>

#include "src/core/ext/filters/http/message_compress/compression_filter.h"

#include <inttypes.h>

#include <functional>
#include <initializer_list>
#include <memory>
#include <string>
#include <utility>

#include "absl/meta/type_traits.h"
#include "absl/status/status.h"
#include "absl/strings/str_cat.h"
#include "absl/strings/str_format.h"
#include "absl/types/optional.h"

#include <grpc/compression.h>
#include <grpc/grpc.h>
#include <grpc/impl/compression_types.h>
#include <grpc/support/log.h>

#include "src/core/ext/filters/message_size/message_size_filter.h"
#include "src/core/lib/channel/channel_args.h"
#include "src/core/lib/channel/channel_stack.h"
#include "src/core/lib/channel/context.h"
#include "src/core/lib/channel/promise_based_filter.h"
#include "src/core/lib/compression/compression_internal.h"
#include "src/core/lib/compression/message_compress.h"
#include "src/core/lib/debug/trace.h"
#include "src/core/lib/promise/activity.h"
#include "src/core/lib/promise/context.h"
#include "src/core/lib/promise/latch.h"
#include "src/core/lib/promise/pipe.h"
#include "src/core/lib/promise/poll.h"
#include "src/core/lib/promise/race.h"
#include "src/core/lib/resource_quota/arena.h"
#include "src/core/lib/slice/slice_buffer.h"
#include "src/core/lib/surface/call.h"
#include "src/core/lib/surface/call_trace.h"
#include "src/core/lib/transport/metadata_batch.h"
#include "src/core/lib/transport/transport.h"

namespace grpc_core {

const grpc_channel_filter ClientCompressionFilter::kFilter = …;
const grpc_channel_filter ServerCompressionFilter::kFilter = …;

absl::StatusOr<ClientCompressionFilter> ClientCompressionFilter::Create(
    const ChannelArgs& args, ChannelFilter::Args) { … }

absl::StatusOr<ServerCompressionFilter> ServerCompressionFilter::Create(
    const ChannelArgs& args, ChannelFilter::Args) { … }

CompressionFilter::CompressionFilter(const ChannelArgs& args)
    : … { … }

MessageHandle CompressionFilter::CompressMessage(
    MessageHandle message, grpc_compression_algorithm algorithm) const { … }

absl::StatusOr<MessageHandle> CompressionFilter::DecompressMessage(
    MessageHandle message, DecompressArgs args) const { … }

grpc_compression_algorithm CompressionFilter::HandleOutgoingMetadata(
    grpc_metadata_batch& outgoing_metadata) { … }

CompressionFilter::DecompressArgs CompressionFilter::HandleIncomingMetadata(
    const grpc_metadata_batch& incoming_metadata) { … }

ArenaPromise<ServerMetadataHandle> ClientCompressionFilter::MakeCallPromise(
    CallArgs call_args, NextPromiseFactory next_promise_factory) { … }

ArenaPromise<ServerMetadataHandle> ServerCompressionFilter::MakeCallPromise(
    CallArgs call_args, NextPromiseFactory next_promise_factory) { … }

}  // namespace grpc_core
chromium/third_party/grpc/src/src/core/ext/filters/http/message_compress/compression_filter.cc
