third_party/grpc/src/core/lib/compression/message_compress.h

/*
 *
 * Copyright 2015 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.
 *
 */

#ifndef GRPC_CORE_LIB_COMPRESSION_MESSAGE_COMPRESS_H
#define GRPC_CORE_LIB_COMPRESSION_MESSAGE_COMPRESS_H

#include <grpc/support/port_platform.h>

#include <grpc/slice_buffer.h>

#include "src/core/lib/compression/compression_internal.h"

/* compress 'input' to 'output' using 'algorithm'.
   On success, appends compressed slices to output and returns 1.
   On failure, appends uncompressed slices to output and returns 0. */
int grpc_msg_compress(grpc_message_compression_algorithm algorithm,
                      grpc_slice_buffer* input, grpc_slice_buffer* output);

/* decompress 'input' to 'output' using 'algorithm'.
   On success, appends slices to output and returns 1.
   On failure, output is unchanged, and returns 0. */
int grpc_msg_decompress(grpc_message_compression_algorithm algorithm,
                        grpc_slice_buffer* input, grpc_slice_buffer* output);

#endif /* GRPC_CORE_LIB_COMPRESSION_MESSAGE_COMPRESS_H */