Coverage Report

Created: 2022-01-22 13:19

/Users/buildslave/jenkins/workspace/coverage/llvm-project/lldb/include/lldb/Host/FileCache.h
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//===-- FileCache.h ---------------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLDB_HOST_FILECACHE_H
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#define LLDB_HOST_FILECACHE_H
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#include <cstdint>
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#include <map>
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#include "lldb/lldb-forward.h"
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#include "lldb/lldb-types.h"
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#include "lldb/Host/File.h"
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#include "lldb/Utility/FileSpec.h"
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#include "lldb/Utility/Status.h"
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namespace lldb_private {
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class FileCache {
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private:
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  FileCache() = default;
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  typedef std::map<lldb::user_id_t, lldb::FileUP> FDToFileMap;
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public:
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  static FileCache &GetInstance();
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  lldb::user_id_t OpenFile(const FileSpec &file_spec, File::OpenOptions flags,
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                           uint32_t mode, Status &error);
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  bool CloseFile(lldb::user_id_t fd, Status &error);
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  uint64_t WriteFile(lldb::user_id_t fd, uint64_t offset, const void *src,
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                     uint64_t src_len, Status &error);
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  uint64_t ReadFile(lldb::user_id_t fd, uint64_t offset, void *dst,
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                    uint64_t dst_len, Status &error);
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private:
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  static FileCache *m_instance;
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  FDToFileMap m_cache;
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};
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}
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#endif