mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-11-30 07:42:13 +00:00
57 lines
2 KiB
C++
57 lines
2 KiB
C++
/*
|
|
* Copyright (c) 2018 Atmosphère-NX
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope 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 for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#pragma once
|
|
#include <switch.h>
|
|
#include <stratosphere.hpp>
|
|
|
|
#include "fs_istorage.hpp"
|
|
|
|
/* Represents a RomFS stored in some file. */
|
|
class RomFileStorage : public IROStorage {
|
|
private:
|
|
FsFile *base_file;
|
|
public:
|
|
RomFileStorage(FsFile *f) : base_file(f) {
|
|
/* ... */
|
|
};
|
|
RomFileStorage(FsFile f) {
|
|
this->base_file = new FsFile(f);
|
|
};
|
|
virtual ~RomFileStorage() {
|
|
fsFileClose(base_file);
|
|
delete base_file;
|
|
};
|
|
public:
|
|
Result Read(void *buffer, size_t size, u64 offset) override {
|
|
size_t out_sz = 0;
|
|
Result rc = fsFileRead(this->base_file, offset, buffer, size, &out_sz);
|
|
if (R_SUCCEEDED(rc) && out_sz != size && out_sz) {
|
|
return this->Read((void *)((uintptr_t)buffer + out_sz), size - out_sz, offset + out_sz);
|
|
}
|
|
return rc;
|
|
};
|
|
Result GetSize(u64 *out_size) override {
|
|
return fsFileGetSize(this->base_file, out_size);
|
|
};
|
|
Result OperateRange(u32 operation_type, u64 offset, u64 size, FsRangeInfo *out_range_info) override {
|
|
/* TODO: Merge into libnx? */
|
|
return fsFileOperateRange(this->base_file, operation_type, offset, size, out_range_info);
|
|
};
|
|
};
|
|
|
|
/* Represents a RomFS accessed via some IStorage. */
|
|
using RomInterfaceStorage = ROProxyStorage;
|