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Diffstat (limited to '')
-rw-r--r-- | src/seastar/include/seastar/core/internal/buffer_allocator.hh | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/seastar/include/seastar/core/internal/buffer_allocator.hh b/src/seastar/include/seastar/core/internal/buffer_allocator.hh new file mode 100644 index 000000000..0cdd39e75 --- /dev/null +++ b/src/seastar/include/seastar/core/internal/buffer_allocator.hh @@ -0,0 +1,43 @@ +/* + * This file is open source software, licensed to you under the terms + * of the Apache License, Version 2.0 (the "License"). See the NOTICE file + * distributed with this work for additional information regarding copyright + * ownership. 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. + */ +/* + * Copyright (C) 2020 ScyllaDB + */ + +#pragma once + +namespace seastar { + +template <typename CharType> +class temporary_buffer; + +namespace internal { + +// Internal interface for allocating buffers for reads. Used to decouple +// allocation strategies (where to allocate from, and what sizes) from the +// point where allocation happens, to make it as late as possible. +class buffer_allocator { +public: + virtual ~buffer_allocator() = default; + virtual temporary_buffer<char> allocate_buffer() = 0; +}; + + +} + +} |