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am: rework IStorage for transfer storage

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This commit is contained in:
Liam
2024-01-01 21:58:56 -05:00
parent 182137a9a4
commit b1c2f791af
6 changed files with 118 additions and 110 deletions
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1
src/core/hle/service/am/am_results.h
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@@ -10,6 +10,7 @@ namespace Service::AM {
constexpr Result ResultNoDataInChannel{ErrorModule::AM, 2};
constexpr Result ResultNoMessages{ErrorModule::AM, 3};
constexpr Result ResultInvalidOffset{ErrorModule::AM, 503};
constexpr Result ResultInvalidStorageType{ErrorModule::AM, 511};
constexpr Result ResultFatalSectionCountImbalance{ErrorModule::AM, 512};
} // namespace Service::AM

28
src/core/hle/service/am/library_applet_creator.cpp
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@@ -6,6 +6,7 @@
#include "core/hle/service/am/frontend/applets.h"
#include "core/hle/service/am/library_applet_accessor.h"
#include "core/hle/service/am/library_applet_creator.h"
#include "core/hle/service/am/library_applet_storage.h"
#include "core/hle/service/am/storage.h"
#include "core/hle/service/ipc_helpers.h"
#include "core/hle/service/sm/sm.h"
@@ -164,28 +165,28 @@ void ILibraryAppletCreator::CreateStorage(HLERequestContext& ctx) {
return;
}
std::vector<u8> buffer(size);
std::vector<u8> data(size);
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IStorage>(system, std::move(buffer));
rb.PushIpcInterface<IStorage>(system, AM::CreateStorage(std::move(data)));
}
void ILibraryAppletCreator::CreateTransferMemoryStorage(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
struct Parameters {
u8 permissions;
bool is_writable;
s64 size;
};
const auto parameters{rp.PopRaw<Parameters>()};
const auto params{rp.PopRaw<Parameters>()};
const auto handle{ctx.GetCopyHandle(0)};
LOG_DEBUG(Service_AM, "called, permissions={}, size={}, handle={:08X}", parameters.permissions,
parameters.size, handle);
LOG_DEBUG(Service_AM, "called, is_writable={}, size={}, handle={:08X}", params.is_writable,
params.size, handle);
if (parameters.size <= 0) {
if (params.size <= 0) {
LOG_ERROR(Service_AM, "size is less than or equal to 0");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultUnknown);
@@ -201,12 +202,11 @@ void ILibraryAppletCreator::CreateTransferMemoryStorage(HLERequestContext& ctx)
return;
}
std::vector<u8> memory(transfer_mem->GetSize());
ctx.GetMemory().ReadBlock(transfer_mem->GetSourceAddress(), memory.data(), memory.size());
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IStorage>(system, std::move(memory));
rb.PushIpcInterface<IStorage>(
system, AM::CreateTransferMemoryStorage(ctx.GetMemory(), transfer_mem.GetPointerUnsafe(),
params.is_writable, params.size));
}
void ILibraryAppletCreator::CreateHandleStorage(HLERequestContext& ctx) {
@@ -233,12 +233,10 @@ void ILibraryAppletCreator::CreateHandleStorage(HLERequestContext& ctx) {
return;
}
std::vector<u8> memory(transfer_mem->GetSize());
ctx.GetMemory().ReadBlock(transfer_mem->GetSourceAddress(), memory.data(), memory.size());
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IStorage>(system, std::move(memory));
rb.PushIpcInterface<IStorage>(
system, AM::CreateHandleStorage(ctx.GetMemory(), transfer_mem.GetPointerUnsafe(), size));
}
} // namespace Service::AM

73
src/core/hle/service/am/storage.cpp
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@@ -1,60 +1,59 @@
// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "core/hle/service/am/am_results.h"
#include "core/hle/service/am/library_applet_storage.h"
#include "core/hle/service/am/storage.h"
#include "core/hle/service/am/storage_accessor.h"
#include "core/hle/service/ipc_helpers.h"
namespace Service::AM {
IStorageImpl::~IStorageImpl() = default;
class StorageDataImpl final : public IStorageImpl {
public:
explicit StorageDataImpl(std::vector<u8>&& buffer_) : buffer{std::move(buffer_)} {}
std::vector<u8>& GetData() override {
return buffer;
}
const std::vector<u8>& GetData() const override {
return buffer;
}
std::size_t GetSize() const override {
return buffer.size();
}
private:
std::vector<u8> buffer;
};
IStorage::IStorage(Core::System& system_, std::vector<u8>&& buffer)
: ServiceFramework{system_, "IStorage"},
impl{std::make_shared<StorageDataImpl>(std::move(buffer))} {
Register();
}
void IStorage::Register() {
// clang-format off
static const FunctionInfo functions[] = {
{0, &IStorage::Open, "Open"},
{1, nullptr, "OpenTransferStorage"},
};
// clang-format on
IStorage::IStorage(Core::System& system_, std::shared_ptr<LibraryAppletStorage> impl_)
: ServiceFramework{system_, "IStorage"}, impl{std::move(impl_)} {
static const FunctionInfo functions[] = {
{0, &IStorage::Open, "Open"},
{1, &IStorage::OpenTransferStorage, "OpenTransferStorage"},
};
RegisterHandlers(functions);
}
IStorage::IStorage(Core::System& system_, std::vector<u8>&& data)
: IStorage(system_, CreateStorage(std::move(data))) {}
IStorage::~IStorage() = default;
void IStorage::Open(HLERequestContext& ctx) {
LOG_DEBUG(Service_AM, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
if (impl->GetHandle() != nullptr) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(AM::ResultInvalidStorageType);
return;
}
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IStorageAccessor>(system, *this);
rb.PushIpcInterface<IStorageAccessor>(system, impl);
}
void IStorage::OpenTransferStorage(HLERequestContext& ctx) {
LOG_DEBUG(Service_AM, "called");
if (impl->GetHandle() == nullptr) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(AM::ResultInvalidStorageType);
return;
}
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<ITransferStorageAccessor>(system, impl);
}
std::vector<u8> IStorage::GetData() const {
return impl->GetData();
}
} // namespace Service::AM

25
src/core/hle/service/am/storage.h
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@@ -7,36 +7,25 @@
namespace Service::AM {
class IStorageImpl {
public:
virtual ~IStorageImpl();
virtual std::vector<u8>& GetData() = 0;
virtual const std::vector<u8>& GetData() const = 0;
virtual std::size_t GetSize() const = 0;
};
class LibraryAppletStorage;
class IStorage final : public ServiceFramework<IStorage> {
public:
explicit IStorage(Core::System& system_, std::shared_ptr<LibraryAppletStorage> impl_);
explicit IStorage(Core::System& system_, std::vector<u8>&& buffer);
~IStorage() override;
std::vector<u8>& GetData() {
return impl->GetData();
std::shared_ptr<LibraryAppletStorage> GetImpl() const {
return impl;
}
const std::vector<u8>& GetData() const {
return impl->GetData();
}
std::size_t GetSize() const {
return impl->GetSize();
}
std::vector<u8> GetData() const;
private:
void Register();
void Open(HLERequestContext& ctx);
void OpenTransferStorage(HLERequestContext& ctx);
std::shared_ptr<IStorageImpl> impl;
const std::shared_ptr<LibraryAppletStorage> impl;
};
} // namespace Service::AM

84
src/core/hle/service/am/storage_accessor.cpp
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@@ -1,21 +1,22 @@
// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "core/hle/kernel/k_transfer_memory.h"
#include "core/hle/service/am/am_results.h"
#include "core/hle/service/am/library_applet_storage.h"
#include "core/hle/service/am/storage_accessor.h"
#include "core/hle/service/ipc_helpers.h"
namespace Service::AM {
IStorageAccessor::IStorageAccessor(Core::System& system_, IStorage& backing_)
: ServiceFramework{system_, "IStorageAccessor"}, backing{backing_} {
// clang-format off
static const FunctionInfo functions[] = {
{0, &IStorageAccessor::GetSize, "GetSize"},
{10, &IStorageAccessor::Write, "Write"},
{11, &IStorageAccessor::Read, "Read"},
};
// clang-format on
IStorageAccessor::IStorageAccessor(Core::System& system_,
std::shared_ptr<LibraryAppletStorage> impl_)
: ServiceFramework{system_, "IStorageAccessor"}, impl{std::move(impl_)} {
static const FunctionInfo functions[] = {
{0, &IStorageAccessor::GetSize, "GetSize"},
{10, &IStorageAccessor::Write, "Write"},
{11, &IStorageAccessor::Read, "Read"},
};
RegisterHandlers(functions);
}
@@ -28,55 +29,62 @@ void IStorageAccessor::GetSize(HLERequestContext& ctx) {
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(ResultSuccess);
rb.Push(static_cast<u64>(backing.GetSize()));
rb.Push(impl->GetSize());
}
void IStorageAccessor::Write(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const u64 offset{rp.Pop<u64>()};
const s64 offset{rp.Pop<s64>()};
const auto data{ctx.ReadBuffer()};
const std::size_t size{std::min<u64>(data.size(), backing.GetSize() - offset)};
LOG_DEBUG(Service_AM, "called, offset={}, size={}", offset, data.size());
LOG_DEBUG(Service_AM, "called, offset={}, size={}", offset, size);
if (offset > backing.GetSize()) {
LOG_ERROR(Service_AM,
"offset is out of bounds, backing_buffer_sz={}, data_size={}, offset={}",
backing.GetSize(), size, offset);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(AM::ResultInvalidOffset);
return;
}
std::memcpy(backing.GetData().data() + offset, data.data(), size);
const auto res{impl->Write(offset, data.data(), data.size())};
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
rb.Push(res);
}
void IStorageAccessor::Read(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const u64 offset{rp.Pop<u64>()};
const std::size_t size{std::min<u64>(ctx.GetWriteBufferSize(), backing.GetSize() - offset)};
const s64 offset{rp.Pop<s64>()};
std::vector<u8> data(ctx.GetWriteBufferSize());
LOG_DEBUG(Service_AM, "called, offset={}, size={}", offset, size);
LOG_DEBUG(Service_AM, "called, offset={}, size={}", offset, data.size());
if (offset > backing.GetSize()) {
LOG_ERROR(Service_AM, "offset is out of bounds, backing_buffer_sz={}, size={}, offset={}",
backing.GetSize(), size, offset);
const auto res{impl->Read(offset, data.data(), data.size())};
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(AM::ResultInvalidOffset);
return;
}
ctx.WriteBuffer(backing.GetData().data() + offset, size);
ctx.WriteBuffer(data);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(res);
}
ITransferStorageAccessor::ITransferStorageAccessor(Core::System& system_,
std::shared_ptr<LibraryAppletStorage> impl_)
: ServiceFramework{system_, "ITransferStorageAccessor"}, impl{std::move(impl_)} {
static const FunctionInfo functions[] = {
{0, &ITransferStorageAccessor::GetSize, "GetSize"},
{1, &ITransferStorageAccessor::GetHandle, "GetHandle"},
};
RegisterHandlers(functions);
}
ITransferStorageAccessor::~ITransferStorageAccessor() = default;
void ITransferStorageAccessor::GetSize(HLERequestContext& ctx) {
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(ResultSuccess);
rb.Push(impl->GetSize());
}
void ITransferStorageAccessor::GetHandle(HLERequestContext& ctx) {
IPC::ResponseBuilder rb{ctx, 4, 1};
rb.Push(ResultSuccess);
rb.Push(impl->GetSize());
rb.PushCopyObjects(impl->GetHandle());
}
} // namespace Service::AM

17
src/core/hle/service/am/storage_accessor.h
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@@ -10,7 +10,7 @@ namespace Service::AM {
class IStorageAccessor final : public ServiceFramework<IStorageAccessor> {
public:
explicit IStorageAccessor(Core::System& system_, IStorage& backing_);
explicit IStorageAccessor(Core::System& system_, std::shared_ptr<LibraryAppletStorage> impl_);
~IStorageAccessor() override;
private:
@@ -18,7 +18,20 @@ private:
void Write(HLERequestContext& ctx);
void Read(HLERequestContext& ctx);
IStorage& backing;
const std::shared_ptr<LibraryAppletStorage> impl;
};
class ITransferStorageAccessor final : public ServiceFramework<ITransferStorageAccessor> {
public:
explicit ITransferStorageAccessor(Core::System& system_,
std::shared_ptr<LibraryAppletStorage> impl_);
~ITransferStorageAccessor() override;
private:
void GetSize(HLERequestContext& ctx);
void GetHandle(HLERequestContext& ctx);
const std::shared_ptr<LibraryAppletStorage> impl;
};
} // namespace Service::AM