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_SRC_CORE_LIB_COMPRESSION_MESSAGE_COMPRESS_H 20 #define GRPC_SRC_CORE_LIB_COMPRESSION_MESSAGE_COMPRESS_H 21 22 #include <grpc/impl/compression_types.h> 23 #include <grpc/slice.h> 24 #include <grpc/support/port_platform.h> 25 26 // compress 'input' to 'output' using 'algorithm'. 27 // On success, appends compressed slices to output and returns 1. 28 // On failure, appends uncompressed slices to output and returns 0. 29 int grpc_msg_compress(grpc_compression_algorithm algorithm, 30 grpc_slice_buffer* input, grpc_slice_buffer* output); 31 32 // decompress 'input' to 'output' using 'algorithm'. 33 // On success, appends slices to output and returns 1. 34 // On failure, output is unchanged, and returns 0. 35 int grpc_msg_decompress(grpc_compression_algorithm algorithm, 36 grpc_slice_buffer* input, grpc_slice_buffer* output); 37 38 #endif // GRPC_SRC_CORE_LIB_COMPRESSION_MESSAGE_COMPRESS_H 39