pineapple-src/src/core/hle/service/filesystem/fsp/fs_i_storage.cpp

46 lines
1.4 KiB
C++
Executable File

// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "core/file_sys/errors.h"
#include "core/hle/service/cmif_serialization.h"
#include "core/hle/service/filesystem/fsp/fs_i_storage.h"
namespace Service::FileSystem {
IStorage::IStorage(Core::System& system_, FileSys::VirtualFile backend_)
: ServiceFramework{system_, "IStorage"}, backend(std::move(backend_)) {
static const FunctionInfo functions[] = {
{0, D<&IStorage::Read>, "Read"},
{1, nullptr, "Write"},
{2, nullptr, "Flush"},
{3, nullptr, "SetSize"},
{4, D<&IStorage::GetSize>, "GetSize"},
{5, nullptr, "OperateRange"},
};
RegisterHandlers(functions);
}
Result IStorage::Read(
OutBuffer<BufferAttr_HipcMapAlias | BufferAttr_HipcMapTransferAllowsNonSecure> out_bytes,
s64 offset, s64 length) {
LOG_DEBUG(Service_FS, "called, offset=0x{:X}, length={}", offset, length);
R_UNLESS(length >= 0, FileSys::ResultInvalidSize);
R_UNLESS(offset >= 0, FileSys::ResultInvalidOffset);
// Read the data from the Storage backend
backend->Read(out_bytes.data(), length, offset);
R_SUCCEED();
}
Result IStorage::GetSize(Out<u64> out_size) {
*out_size = backend->GetSize();
LOG_DEBUG(Service_FS, "called, size={}", *out_size);
R_SUCCEED();
}
} // namespace Service::FileSystem