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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_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_INCOMING_METADATA_H
#define GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_INCOMING_METADATA_H
#include "src/core/lib/transport/transport.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
gpr_arena* arena;
grpc_metadata_batch batch;
size_t size; // total size of metadata
} grpc_chttp2_incoming_metadata_buffer;
/** assumes everything initially zeroed */
void grpc_chttp2_incoming_metadata_buffer_init(
grpc_chttp2_incoming_metadata_buffer* buffer, gpr_arena* arena);
void grpc_chttp2_incoming_metadata_buffer_destroy(
grpc_exec_ctx* exec_ctx, grpc_chttp2_incoming_metadata_buffer* buffer);
void grpc_chttp2_incoming_metadata_buffer_publish(
grpc_exec_ctx* exec_ctx, grpc_chttp2_incoming_metadata_buffer* buffer,
grpc_metadata_batch* batch);
grpc_error* grpc_chttp2_incoming_metadata_buffer_add(
grpc_exec_ctx* exec_ctx, grpc_chttp2_incoming_metadata_buffer* buffer,
grpc_mdelem elem) GRPC_MUST_USE_RESULT;
grpc_error* grpc_chttp2_incoming_metadata_buffer_replace_or_add(
grpc_exec_ctx* exec_ctx, grpc_chttp2_incoming_metadata_buffer* buffer,
grpc_mdelem elem) GRPC_MUST_USE_RESULT;
void grpc_chttp2_incoming_metadata_buffer_set_deadline(
grpc_chttp2_incoming_metadata_buffer* buffer, grpc_millis deadline);
#ifdef __cplusplus
}
#endif
#endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_INCOMING_METADATA_H */
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