mirror of https://github.com/facebook/rocksdb.git
38 lines
1.5 KiB
C++
38 lines
1.5 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file. See the AUTHORS file for names of contributors.
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#pragma once
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#include "rocksdb/advanced_cache.h"
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#include "rocksdb/table.h"
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namespace ROCKSDB_NAMESPACE {
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class Footer;
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// Release the cached entry and decrement its ref count.
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extern void ForceReleaseCachedEntry(void* arg, void* h);
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inline MemoryAllocator* GetMemoryAllocator(
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const BlockBasedTableOptions& table_options) {
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return table_options.block_cache.get()
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? table_options.block_cache->memory_allocator()
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: nullptr;
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}
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// Assumes block has a trailer past `data + block_size` as in format.h.
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// `file_name` provided for generating diagnostic message in returned status.
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// `offset` might be required for proper verification (also used for message).
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//
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// Returns Status::OK() on checksum match, or Status::Corruption() on checksum
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// mismatch.
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extern Status VerifyBlockChecksum(const Footer& footer, const char* data,
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size_t block_size,
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const std::string& file_name,
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uint64_t offset);
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} // namespace ROCKSDB_NAMESPACE
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