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/*
*
* Copyright 2018 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_CONTEXT_LIST_H
#define GRPC_CORE_EXT_TRANSPORT_CONTEXT_LIST_H
#include <grpc/support/port_platform.h>
/** A list of RPC Contexts */
class ContextList {\
public:
/* Creates a new element with \a context as the value and appends it to the
* list. */
void Append(ContextList **head, void *context) {
/* Make sure context is not already present */
ContextList *ptr = *head;
while(ptr != nullptr) {
if(ptr->context == context) {
GPR_ASSERT(false);
}
}
ContextList *elem = static_cast<ContextListElement *>(gpr_malloc(sizeof(ContextList)));
elem->context = context;
elem->next = nullptr;
if(*head_ == nullptr) {
*head = elem;
return;
}
ptr = *head;
while(ptr->next != nullptr) {
ptr = ptr->next;
}
ptr->next = elem;
}
/* Executes a function \a fn with each context in the list and \a arg. It also
* frees up the entire list after this operation. */
void Execute(ContextList *head, grpc_core::Timestamps *ts, grpc_error* error);
private:
void *context;
ContextListElement *next;
};
grpc_http2_set_write_timestamps_callback(void (*fn)(void *, grpc_core::Timestamps*));
#endif /* GRPC_CORE_EXT_TRANSPORT_CONTEXT_LIST_H */
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