ppsspp/Core/FileLoaders/LocalFileLoader.h
2023-02-15 17:21:45 +08:00

60 lines
1.5 KiB
C++

// Copyright (c) 2012- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#pragma once
#include <mutex>
#include "Common/CommonTypes.h"
#include "Common/File/Path.h"
#include "Core/Loaders.h"
#ifdef _WIN32
typedef void *HANDLE;
#endif
#ifdef HAVE_LIBRETRO_VFS
#include <streams/file_stream.h>
typedef RFILE* HANDLE;
#endif
class LocalFileLoader : public FileLoader {
public:
LocalFileLoader(const Path &filename);
~LocalFileLoader();
bool Exists() override;
bool IsDirectory() override;
s64 FileSize() override;
Path GetPath() const override {
return filename_;
}
size_t ReadAt(s64 absolutePos, size_t bytes, size_t count, void *data, Flags flags = Flags::NONE) override;
private:
#if !defined(_WIN32) && !defined(HAVE_LIBRETRO_VFS)
void DetectSizeFd();
int fd_ = -1;
#else
HANDLE handle_ = 0;
#endif
u64 filesize_ = 0;
Path filename_;
std::mutex readLock_;
bool isOpenedByFd_ = false;
};