| /* |
| * |
| * 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> |
| |
| 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); |
| |
| #endif /* GRPC_CORE_LIB_SUPPORT_ARENA_H */ |