1 /* 2 * 3 * Copyright 2015 gRPC authors. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 */ 18 19 #ifndef GRPC_CORE_LIB_COMPRESSION_MESSAGE_COMPRESS_H 20 #define GRPC_CORE_LIB_COMPRESSION_MESSAGE_COMPRESS_H 21 22 #include <grpc/support/port_platform.h> 23 24 #include <grpc/slice_buffer.h> 25 26 #include "src/core/lib/compression/compression_internal.h" 27 28 /* compress 'input' to 'output' using 'algorithm'. 29 On success, appends compressed slices to output and returns 1. 30 On failure, appends uncompressed slices to output and returns 0. */ 31 int grpc_msg_compress(grpc_message_compression_algorithm algorithm, 32 grpc_slice_buffer* input, grpc_slice_buffer* output); 33 34 /* decompress 'input' to 'output' using 'algorithm'. 35 On success, appends slices to output and returns 1. 36 On failure, output is unchanged, and returns 0. */ 37 int grpc_msg_decompress(grpc_message_compression_algorithm algorithm, 38 grpc_slice_buffer* input, grpc_slice_buffer* output); 39 40 #endif /* GRPC_CORE_LIB_COMPRESSION_MESSAGE_COMPRESS_H */ 41