The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#) https://grpc.io/
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/*
*
* 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_COMPRESSION_H
#define GRPC_COMPRESSION_H
#include <grpc/impl/codegen/port_platform.h>
#include <stdlib.h>
#include <grpc/impl/codegen/compression_types.h>
#include <grpc/slice.h>
#ifdef __cplusplus
extern "C" {
#endif
/** Parses the \a slice as a grpc_compression_algorithm instance and updating \a
* algorithm. Returns 1 upon success, 0 otherwise. */
GRPCAPI int grpc_compression_algorithm_parse(
grpc_slice value, grpc_compression_algorithm* algorithm);
/** Parses the \a slice as a grpc_stream_compression_algorithm instance and
* updating \a algorithm. Returns 1 upon success, 0 otherwise. */
int grpc_stream_compression_algorithm_parse(
grpc_slice name, grpc_stream_compression_algorithm* algorithm);
/** Updates \a name with the encoding name corresponding to a valid \a
* algorithm. Note that \a name is statically allocated and must *not* be freed.
* Returns 1 upon success, 0 otherwise. */
GRPCAPI int grpc_compression_algorithm_name(
grpc_compression_algorithm algorithm, const char** name);
/** Updates \a name with the encoding name corresponding to a valid \a
* algorithm. Note that \a name is statically allocated and must *not* be freed.
* Returns 1 upon success, 0 otherwise. */
GRPCAPI int grpc_stream_compression_algorithm_name(
grpc_stream_compression_algorithm algorithm, const char** name);
/** Returns the compression algorithm corresponding to \a level for the
* compression algorithms encoded in the \a accepted_encodings bitset.
*
* It abort()s for unknown levels. */
GRPCAPI grpc_compression_algorithm grpc_compression_algorithm_for_level(
grpc_compression_level level, uint32_t accepted_encodings);
/** Returns the stream compression algorithm corresponding to \a level for the
* compression algorithms encoded in the \a accepted_stream_encodings bitset.
* It abort()s for unknown levels. */
GRPCAPI grpc_stream_compression_algorithm
grpc_stream_compression_algorithm_for_level(grpc_stream_compression_level level,
uint32_t accepted_stream_encodings);
GRPCAPI void grpc_compression_options_init(grpc_compression_options* opts);
/** Mark \a algorithm as enabled in \a opts. */
GRPCAPI void grpc_compression_options_enable_algorithm(
grpc_compression_options* opts, grpc_compression_algorithm algorithm);
/** Mark \a algorithm as disabled in \a opts. */
GRPCAPI void grpc_compression_options_disable_algorithm(
grpc_compression_options* opts, grpc_compression_algorithm algorithm);
/** Returns true if \a algorithm is marked as enabled in \a opts. */
GRPCAPI int grpc_compression_options_is_algorithm_enabled(
const grpc_compression_options* opts, grpc_compression_algorithm algorithm);
/** Returns true if \a algorithm is marked as enabled in \a opts. */
GRPCAPI int grpc_compression_options_is_stream_compression_algorithm_enabled(
const grpc_compression_options* opts,
grpc_stream_compression_algorithm algorithm);
#ifdef __cplusplus
}
#endif
#endif /* GRPC_COMPRESSION_H */