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