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76 lines
2.6 KiB
76 lines
2.6 KiB
/*
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*
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* Copyright 2015 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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#ifndef GRPC_COMPRESSION_H
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#define GRPC_COMPRESSION_H
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#include <grpc/impl/codegen/port_platform.h>
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#include <stdlib.h>
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#include <grpc/impl/codegen/compression_types.h>
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#include <grpc/slice.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** Return if an algorithm is message compression algorithm. */
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GRPCAPI int grpc_compression_algorithm_is_message(
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grpc_compression_algorithm algorithm);
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/** Return if an algorithm is stream compression algorithm. */
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GRPCAPI int grpc_compression_algorithm_is_stream(
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grpc_compression_algorithm algorithm);
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/** Parses the \a slice as a grpc_compression_algorithm instance and updating \a
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* algorithm. Returns 1 upon success, 0 otherwise. */
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GRPCAPI int grpc_compression_algorithm_parse(
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grpc_slice value, grpc_compression_algorithm* algorithm);
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/** Updates \a name with the encoding name corresponding to a valid \a
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* algorithm. Note that \a name is statically allocated and must *not* be freed.
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* Returns 1 upon success, 0 otherwise. */
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GRPCAPI int grpc_compression_algorithm_name(
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grpc_compression_algorithm algorithm, const char** name);
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/** Returns the compression algorithm corresponding to \a level for the
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* compression algorithms encoded in the \a accepted_encodings bitset.*/
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GRPCAPI grpc_compression_algorithm grpc_compression_algorithm_for_level(
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grpc_compression_level level, uint32_t accepted_encodings);
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GRPCAPI void grpc_compression_options_init(grpc_compression_options* opts);
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/** Mark \a algorithm as enabled in \a opts. */
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GRPCAPI void grpc_compression_options_enable_algorithm(
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grpc_compression_options* opts, grpc_compression_algorithm algorithm);
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/** Mark \a algorithm as disabled in \a opts. */
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GRPCAPI void grpc_compression_options_disable_algorithm(
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grpc_compression_options* opts, grpc_compression_algorithm algorithm);
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/** Returns true if \a algorithm is marked as enabled in \a opts. */
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GRPCAPI int grpc_compression_options_is_algorithm_enabled(
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const grpc_compression_options* opts, grpc_compression_algorithm algorithm);
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#ifdef __cplusplus
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}
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#endif
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#endif /* GRPC_COMPRESSION_H */
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