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/*
*
* Copyright 2017 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.
*
*/
// \file Arena based allocator
// Allows very fast allocation of memory, but that memory cannot be freed until
// the arena as a whole is freed
// Tracks the total memory allocated against it, so that future arenas can
// pre-allocate the right amount of memory
#ifndef GRPC_CORE_LIB_SUPPORT_ARENA_H
#define GRPC_CORE_LIB_SUPPORT_ARENA_H
#include <stddef.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct gpr_arena gpr_arena;
// Create an arena, with \a initial_size bytes in the first allocated buffer
gpr_arena* gpr_arena_create(size_t initial_size);
// Allocate \a size bytes from the arena
void* gpr_arena_alloc(gpr_arena* arena, size_t size);
// Destroy an arena, returning the total number of bytes allocated
size_t gpr_arena_destroy(gpr_arena* arena);
#ifdef __cplusplus
}
#endif
#endif /* GRPC_CORE_LIB_SUPPORT_ARENA_H */
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