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author | comex <comexk@gmail.com> | 2023-07-02 00:01:11 +0200 |
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committer | comex <comexk@gmail.com> | 2023-07-02 00:01:11 +0200 |
commit | 98685d48e3cb9f25f6919f004ec62cadf33afad2 (patch) | |
tree | 9df2ce7f57370641589bfae7196c77b090bcbe0f /src/core/file_sys/vfs_real.h | |
parent | PR feedback + constification (diff) | |
parent | Update translations (2023-07-01) (#10972) (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/core/file_sys/vfs_real.h | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/src/core/file_sys/vfs_real.h b/src/core/file_sys/vfs_real.h index d8c900e33..26ea7df62 100644 --- a/src/core/file_sys/vfs_real.h +++ b/src/core/file_sys/vfs_real.h @@ -4,6 +4,8 @@ #pragma once #include <map> +#include <mutex> +#include <optional> #include <string_view> #include "common/intrusive_list.h" #include "core/file_sys/mode.h" @@ -20,6 +22,8 @@ struct FileReference : public Common::IntrusiveListBaseNode<FileReference> { }; class RealVfsFile; +class RealVfsDirectory; + class RealVfsFilesystem : public VfsFilesystem { public: RealVfsFilesystem(); @@ -45,17 +49,24 @@ private: std::map<std::string, std::weak_ptr<VfsFile>, std::less<>> cache; ReferenceListType open_references; ReferenceListType closed_references; + std::mutex list_lock; size_t num_open_files{}; private: friend class RealVfsFile; - void RefreshReference(const std::string& path, Mode perms, FileReference& reference); + std::unique_lock<std::mutex> RefreshReference(const std::string& path, Mode perms, + FileReference& reference); void DropReference(std::unique_ptr<FileReference>&& reference); - void EvictSingleReference(); private: - void InsertReferenceIntoList(FileReference& reference); - void RemoveReferenceFromList(FileReference& reference); + friend class RealVfsDirectory; + VirtualFile OpenFileFromEntry(std::string_view path, std::optional<u64> size, + Mode perms = Mode::Read); + +private: + void EvictSingleReferenceLocked(); + void InsertReferenceIntoListLocked(FileReference& reference); + void RemoveReferenceFromListLocked(FileReference& reference); }; // An implementation of VfsFile that represents a file on the user's computer. @@ -78,13 +89,14 @@ public: private: RealVfsFile(RealVfsFilesystem& base, std::unique_ptr<FileReference> reference, - const std::string& path, Mode perms = Mode::Read); + const std::string& path, Mode perms = Mode::Read, std::optional<u64> size = {}); RealVfsFilesystem& base; std::unique_ptr<FileReference> reference; std::string path; std::string parent_path; std::vector<std::string> path_components; + std::optional<u64> size; Mode perms; }; |