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service: bcat: Migrate and refractor service to new IPC

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This commit is contained in:
Narr the Reg 2024-02-08 16:58:44 -06:00
parent 52c8adc7ed
commit 7c2e9a6596
22 changed files with 850 additions and 735 deletions
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17
src/core/CMakeLists.txt
View file

@ -514,8 +514,21 @@ add_library(core STATIC
hle/service/bcat/backend/backend.h
hle/service/bcat/bcat.cpp
hle/service/bcat/bcat.h
hle/service/bcat/bcat_module.cpp
hle/service/bcat/bcat_module.h
hle/service/bcat/bcat_interface.cpp
hle/service/bcat/bcat_interface.h
hle/service/bcat/bcat_result.h
hle/service/bcat/bcat_service.cpp
hle/service/bcat/bcat_service.h
hle/service/bcat/bcat_types.h
hle/service/bcat/bcat_util.h
hle/service/bcat/delivery_cache_directory_service.cpp
hle/service/bcat/delivery_cache_directory_service.h
hle/service/bcat/delivery_cache_file_service.cpp
hle/service/bcat/delivery_cache_file_service.h
hle/service/bcat/delivery_cache_progress_service.cpp
hle/service/bcat/delivery_cache_progress_service.h
hle/service/bcat/delivery_cache_storage_service.cpp
hle/service/bcat/delivery_cache_storage_service.h
hle/service/bpc/bpc.cpp
hle/service/bpc/bpc.h
hle/service/btdrv/btdrv.cpp

30
src/core/hle/service/bcat/backend/backend.cpp
View file

@ -33,18 +33,18 @@ void ProgressServiceBackend::SetTotalSize(u64 size) {
}
void ProgressServiceBackend::StartConnecting() {
impl.status = DeliveryCacheProgressImpl::Status::Connecting;
impl.status = DeliveryCacheProgressStatus::Connecting;
SignalUpdate();
}
void ProgressServiceBackend::StartProcessingDataList() {
impl.status = DeliveryCacheProgressImpl::Status::ProcessingDataList;
impl.status = DeliveryCacheProgressStatus::ProcessingDataList;
SignalUpdate();
}
void ProgressServiceBackend::StartDownloadingFile(std::string_view dir_name,
std::string_view file_name, u64 file_size) {
impl.status = DeliveryCacheProgressImpl::Status::Downloading;
impl.status = DeliveryCacheProgressStatus::Downloading;
impl.current_downloaded_bytes = 0;
impl.current_total_bytes = file_size;
std::memcpy(impl.current_directory.data(), dir_name.data(),
@ -65,7 +65,7 @@ void ProgressServiceBackend::FinishDownloadingFile() {
}
void ProgressServiceBackend::CommitDirectory(std::string_view dir_name) {
impl.status = DeliveryCacheProgressImpl::Status::Committing;
impl.status = DeliveryCacheProgressStatus::Committing;
impl.current_file.fill(0);
impl.current_downloaded_bytes = 0;
impl.current_total_bytes = 0;
@ -76,7 +76,7 @@ void ProgressServiceBackend::CommitDirectory(std::string_view dir_name) {
void ProgressServiceBackend::FinishDownload(Result result) {
impl.total_downloaded_bytes = impl.total_bytes;
impl.status = DeliveryCacheProgressImpl::Status::Done;
impl.status = DeliveryCacheProgressStatus::Done;
impl.result = result;
SignalUpdate();
}
@ -85,15 +85,15 @@ void ProgressServiceBackend::SignalUpdate() {
update_event->Signal();
}
Backend::Backend(DirectoryGetter getter) : dir_getter(std::move(getter)) {}
BcatBackend::BcatBackend(DirectoryGetter getter) : dir_getter(std::move(getter)) {}
Backend::~Backend() = default;
BcatBackend::~BcatBackend() = default;
NullBackend::NullBackend(DirectoryGetter getter) : Backend(std::move(getter)) {}
NullBcatBackend::NullBcatBackend(DirectoryGetter getter) : BcatBackend(std::move(getter)) {}
NullBackend::~NullBackend() = default;
NullBcatBackend::~NullBcatBackend() = default;
bool NullBackend::Synchronize(TitleIDVersion title, ProgressServiceBackend& progress) {
bool NullBcatBackend::Synchronize(TitleIDVersion title, ProgressServiceBackend& progress) {
LOG_DEBUG(Service_BCAT, "called, title_id={:016X}, build_id={:016X}", title.title_id,
title.build_id);
@ -101,8 +101,8 @@ bool NullBackend::Synchronize(TitleIDVersion title, ProgressServiceBackend& prog
return true;
}
bool NullBackend::SynchronizeDirectory(TitleIDVersion title, std::string name,
ProgressServiceBackend& progress) {
bool NullBcatBackend::SynchronizeDirectory(TitleIDVersion title, std::string name,
ProgressServiceBackend& progress) {
LOG_DEBUG(Service_BCAT, "called, title_id={:016X}, build_id={:016X}, name={}", title.title_id,
title.build_id, name);
@ -110,18 +110,18 @@ bool NullBackend::SynchronizeDirectory(TitleIDVersion title, std::string name,
return true;
}
bool NullBackend::Clear(u64 title_id) {
bool NullBcatBackend::Clear(u64 title_id) {
LOG_DEBUG(Service_BCAT, "called, title_id={:016X}", title_id);
return true;
}
void NullBackend::SetPassphrase(u64 title_id, const Passphrase& passphrase) {
void NullBcatBackend::SetPassphrase(u64 title_id, const Passphrase& passphrase) {
LOG_DEBUG(Service_BCAT, "called, title_id={:016X}, passphrase={}", title_id,
Common::HexToString(passphrase));
}
std::optional<std::vector<u8>> NullBackend::GetLaunchParameter(TitleIDVersion title) {
std::optional<std::vector<u8>> NullBcatBackend::GetLaunchParameter(TitleIDVersion title) {
LOG_DEBUG(Service_BCAT, "called, title_id={:016X}, build_id={:016X}", title.title_id,
title.build_id);
return std::nullopt;

54
src/core/hle/service/bcat/backend/backend.h
View file

@ -10,6 +10,7 @@
#include "common/common_types.h"
#include "core/file_sys/vfs/vfs_types.h"
#include "core/hle/result.h"
#include "core/hle/service/bcat/bcat_types.h"
#include "core/hle/service/kernel_helpers.h"
namespace Core {
@ -24,44 +25,6 @@ class KReadableEvent;
namespace Service::BCAT {
struct DeliveryCacheProgressImpl;
using DirectoryGetter = std::function<FileSys::VirtualDir(u64)>;
using Passphrase = std::array<u8, 0x20>;
struct TitleIDVersion {
u64 title_id;
u64 build_id;
};
using DirectoryName = std::array<char, 0x20>;
using FileName = std::array<char, 0x20>;
struct DeliveryCacheProgressImpl {
enum class Status : s32 {
None = 0x0,
Queued = 0x1,
Connecting = 0x2,
ProcessingDataList = 0x3,
Downloading = 0x4,
Committing = 0x5,
Done = 0x9,
};
Status status;
Result result = ResultSuccess;
DirectoryName current_directory;
FileName current_file;
s64 current_downloaded_bytes; ///< Bytes downloaded on current file.
s64 current_total_bytes; ///< Bytes total on current file.
s64 total_downloaded_bytes; ///< Bytes downloaded on overall download.
s64 total_bytes; ///< Bytes total on overall download.
INSERT_PADDING_BYTES(
0x198); ///< Appears to be unused in official code, possibly reserved for future use.
};
static_assert(sizeof(DeliveryCacheProgressImpl) == 0x200,
"DeliveryCacheProgressImpl has incorrect size.");
// A class to manage the signalling to the game about BCAT download progress.
// Some of this class is implemented in module.cpp to avoid exposing the implementation structure.
class ProgressServiceBackend {
@ -107,10 +70,10 @@ private:
};
// A class representing an abstract backend for BCAT functionality.
class Backend {
class BcatBackend {
public:
explicit Backend(DirectoryGetter getter);
virtual ~Backend();
explicit BcatBackend(DirectoryGetter getter);
virtual ~BcatBackend();
// Called when the backend is needed to synchronize the data for the game with title ID and
// version in title. A ProgressServiceBackend object is provided to alert the application of
@ -135,10 +98,10 @@ protected:
};
// A backend of BCAT that provides no operation.
class NullBackend : public Backend {
class NullBcatBackend : public BcatBackend {
public:
explicit NullBackend(DirectoryGetter getter);
~NullBackend() override;
explicit NullBcatBackend(DirectoryGetter getter);
~NullBcatBackend() override;
bool Synchronize(TitleIDVersion title, ProgressServiceBackend& progress) override;
bool SynchronizeDirectory(TitleIDVersion title, std::string name,
@ -151,6 +114,7 @@ public:
std::optional<std::vector<u8>> GetLaunchParameter(TitleIDVersion title) override;
};
std::unique_ptr<Backend> CreateBackendFromSettings(Core::System& system, DirectoryGetter getter);
std::unique_ptr<BcatBackend> CreateBackendFromSettings(Core::System& system,
DirectoryGetter getter);
} // namespace Service::BCAT

30
src/core/hle/service/bcat/bcat.cpp
View file

@ -1,24 +1,26 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "core/hle/service/bcat/backend/backend.h"
#include "core/hle/service/bcat/bcat.h"
#include "core/hle/service/bcat/bcat_interface.h"
#include "core/hle/service/server_manager.h"
namespace Service::BCAT {
BCAT::BCAT(Core::System& system_, std::shared_ptr<Module> module_,
FileSystem::FileSystemController& fsc_, const char* name_)
: Interface(system_, std::move(module_), fsc_, name_) {
// clang-format off
static const FunctionInfo functions[] = {
{0, &BCAT::CreateBcatService, "CreateBcatService"},
{1, &BCAT::CreateDeliveryCacheStorageService, "CreateDeliveryCacheStorageService"},
{2, &BCAT::CreateDeliveryCacheStorageServiceWithApplicationId, "CreateDeliveryCacheStorageServiceWithApplicationId"},
{3, nullptr, "CreateDeliveryCacheProgressService"},
{4, nullptr, "CreateDeliveryCacheProgressServiceWithApplicationId"},
};
// clang-format on
RegisterHandlers(functions);
void LoopProcess(Core::System& system) {
auto server_manager = std::make_unique<ServerManager>(system);
server_manager->RegisterNamedService("bcat:a",
std::make_shared<BcatInterface>(system, "bcat:a"));
server_manager->RegisterNamedService("bcat:m",
std::make_shared<BcatInterface>(system, "bcat:m"));
server_manager->RegisterNamedService("bcat:u",
std::make_shared<BcatInterface>(system, "bcat:u"));
server_manager->RegisterNamedService("bcat:s",
std::make_shared<BcatInterface>(system, "bcat:s"));
ServerManager::RunServer(std::move(server_manager));
}
BCAT::~BCAT() = default;
} // namespace Service::BCAT

9
src/core/hle/service/bcat/bcat.h
View file

@ -3,7 +3,7 @@
#pragma once
#include "core/hle/service/bcat/bcat_module.h"
#include "core/hle/service/service.h"
namespace Core {
class System;
@ -11,11 +11,6 @@ class System;
namespace Service::BCAT {
class BCAT final : public Module::Interface {
public:
explicit BCAT(Core::System& system_, std::shared_ptr<Module> module_,
FileSystem::FileSystemController& fsc_, const char* name_);
~BCAT() override;
};
void LoopProcess(Core::System& system);
} // namespace Service::BCAT

61
src/core/hle/service/bcat/bcat_interface.cpp Normal file
View file

@ -0,0 +1,61 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "core/hle/service/bcat/bcat_interface.h"
#include "core/hle/service/bcat/bcat_service.h"
#include "core/hle/service/bcat/delivery_cache_storage_service.h"
#include "core/hle/service/cmif_serialization.h"
#include "core/hle/service/filesystem/filesystem.h"
namespace Service::BCAT {
std::unique_ptr<BcatBackend> CreateBackendFromSettings([[maybe_unused]] Core::System& system,
DirectoryGetter getter) {
return std::make_unique<NullBcatBackend>(std::move(getter));
}
BcatInterface::BcatInterface(Core::System& system_, const char* name_)
: ServiceFramework{system_, name_}, fsc{system.GetFileSystemController()} {
// clang-format off
static const FunctionInfo functions[] = {
{0, C<&BcatInterface::CreateBcatService>, "CreateBcatService"},
{1, C<&BcatInterface::CreateDeliveryCacheStorageService>, "CreateDeliveryCacheStorageService"},
{2, C<&BcatInterface::CreateDeliveryCacheStorageServiceWithApplicationId>, "CreateDeliveryCacheStorageServiceWithApplicationId"},
{3, nullptr, "CreateDeliveryCacheProgressService"},
{4, nullptr, "CreateDeliveryCacheProgressServiceWithApplicationId"},
};
// clang-format on
RegisterHandlers(functions);
backend =
CreateBackendFromSettings(system_, [this](u64 tid) { return fsc.GetBCATDirectory(tid); });
}
BcatInterface::~BcatInterface() = default;
Result BcatInterface::CreateBcatService(OutInterface<IBcatService> out_interface) {
LOG_INFO(Service_BCAT, "called");
*out_interface = std::make_shared<IBcatService>(system, *backend);
R_SUCCEED();
}
Result BcatInterface::CreateDeliveryCacheStorageService(
OutInterface<IDeliveryCacheStorageService> out_interface) {
LOG_INFO(Service_BCAT, "called");
const auto title_id = system.GetApplicationProcessProgramID();
*out_interface =
std::make_shared<IDeliveryCacheStorageService>(system, fsc.GetBCATDirectory(title_id));
R_SUCCEED();
}
Result BcatInterface::CreateDeliveryCacheStorageServiceWithApplicationId(
u64 title_id, OutInterface<IDeliveryCacheStorageService> out_interface) {
LOG_DEBUG(Service_BCAT, "called, title_id={:016X}", title_id);
*out_interface =
std::make_shared<IDeliveryCacheStorageService>(system, fsc.GetBCATDirectory(title_id));
R_SUCCEED();
}
} // namespace Service::BCAT

40
src/core/hle/service/bcat/bcat_interface.h Normal file
View file

@ -0,0 +1,40 @@
// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include "core/hle/service/cmif_types.h"
#include "core/hle/service/service.h"
namespace Core {
class System;
}
namespace Service::FileSystem {
class FileSystemController;
}
namespace Service::BCAT {
class BcatBackend;
class IBcatService;
class IDeliveryCacheStorageService;
class BcatInterface final : public ServiceFramework<BcatInterface> {
public:
explicit BcatInterface(Core::System& system_, const char* name_);
~BcatInterface() override;
private:
Result CreateBcatService(OutInterface<IBcatService> out_interface);
Result CreateDeliveryCacheStorageService(
OutInterface<IDeliveryCacheStorageService> out_interface);
Result CreateDeliveryCacheStorageServiceWithApplicationId(
u64 title_id, OutInterface<IDeliveryCacheStorageService> out_interface);
std::unique_ptr<BcatBackend> backend;
Service::FileSystem::FileSystemController& fsc;
};
} // namespace Service::BCAT

606
src/core/hle/service/bcat/bcat_module.cpp
View file

@ -1,606 +0,0 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <cctype>
#include <mbedtls/md5.h>
#include "common/hex_util.h"
#include "common/logging/log.h"
#include "common/settings.h"
#include "common/string_util.h"
#include "core/core.h"
#include "core/file_sys/vfs/vfs.h"
#include "core/hle/kernel/k_readable_event.h"
#include "core/hle/service/bcat/backend/backend.h"
#include "core/hle/service/bcat/bcat.h"
#include "core/hle/service/bcat/bcat_module.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/hle/service/ipc_helpers.h"
#include "core/hle/service/server_manager.h"
namespace Service::BCAT {
constexpr Result ERROR_INVALID_ARGUMENT{ErrorModule::BCAT, 1};
constexpr Result ERROR_FAILED_OPEN_ENTITY{ErrorModule::BCAT, 2};
constexpr Result ERROR_ENTITY_ALREADY_OPEN{ErrorModule::BCAT, 6};
constexpr Result ERROR_NO_OPEN_ENTITY{ErrorModule::BCAT, 7};
// The command to clear the delivery cache just calls fs IFileSystem DeleteFile on all of the files
// and if any of them have a non-zero result it just forwards that result. This is the FS error code
// for permission denied, which is the closest approximation of this scenario.
constexpr Result ERROR_FAILED_CLEAR_CACHE{ErrorModule::FS, 6400};
using BCATDigest = std::array<u8, 0x10>;
namespace {
u64 GetCurrentBuildID(const Core::System::CurrentBuildProcessID& id) {
u64 out{};
std::memcpy(&out, id.data(), sizeof(u64));
return out;
}
// The digest is only used to determine if a file is unique compared to others of the same name.
// Since the algorithm isn't ever checked in game, MD5 is safe.
BCATDigest DigestFile(const FileSys::VirtualFile& file) {
BCATDigest out{};
const auto bytes = file->ReadAllBytes();
mbedtls_md5_ret(bytes.data(), bytes.size(), out.data());
return out;
}
// For a name to be valid it must be non-empty, must have a null terminating character as the final
// char, can only contain numbers, letters, underscores and a hyphen if directory and a period if
// file.
bool VerifyNameValidInternal(HLERequestContext& ctx, std::array<char, 0x20> name, char match_char) {
const auto null_chars = std::count(name.begin(), name.end(), 0);
const auto bad_chars = std::count_if(name.begin(), name.end(), [match_char](char c) {
return !std::isalnum(static_cast<u8>(c)) && c != '_' && c != match_char && c != '\0';
});
if (null_chars == 0x20 || null_chars == 0 || bad_chars != 0 || name[0x1F] != '\0') {
LOG_ERROR(Service_BCAT, "Name passed was invalid!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ARGUMENT);
return false;
}
return true;
}
bool VerifyNameValidDir(HLERequestContext& ctx, DirectoryName name) {
return VerifyNameValidInternal(ctx, name, '-');
}
bool VerifyNameValidFile(HLERequestContext& ctx, FileName name) {
return VerifyNameValidInternal(ctx, name, '.');
}
} // Anonymous namespace
struct DeliveryCacheDirectoryEntry {
FileName name;
u64 size;
BCATDigest digest;
};
class IDeliveryCacheProgressService final : public ServiceFramework<IDeliveryCacheProgressService> {
public:
explicit IDeliveryCacheProgressService(Core::System& system_, Kernel::KReadableEvent& event_,
const DeliveryCacheProgressImpl& impl_)
: ServiceFramework{system_, "IDeliveryCacheProgressService"}, event{event_}, impl{impl_} {
// clang-format off
static const FunctionInfo functions[] = {
{0, &IDeliveryCacheProgressService::GetEvent, "GetEvent"},
{1, &IDeliveryCacheProgressService::GetImpl, "GetImpl"},
};
// clang-format on
RegisterHandlers(functions);
}
private:
void GetEvent(HLERequestContext& ctx) {
LOG_DEBUG(Service_BCAT, "called");
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(ResultSuccess);
rb.PushCopyObjects(event);
}
void GetImpl(HLERequestContext& ctx) {
LOG_DEBUG(Service_BCAT, "called");
ctx.WriteBuffer(impl);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
Kernel::KReadableEvent& event;
const DeliveryCacheProgressImpl& impl;
};
class IBcatService final : public ServiceFramework<IBcatService> {
public:
explicit IBcatService(Core::System& system_, Backend& backend_)
: ServiceFramework{system_, "IBcatService"}, backend{backend_},
progress{{
ProgressServiceBackend{system_, "Normal"},
ProgressServiceBackend{system_, "Directory"},
}} {
// clang-format off
static const FunctionInfo functions[] = {
{10100, &IBcatService::RequestSyncDeliveryCache, "RequestSyncDeliveryCache"},
{10101, &IBcatService::RequestSyncDeliveryCacheWithDirectoryName, "RequestSyncDeliveryCacheWithDirectoryName"},
{10200, nullptr, "CancelSyncDeliveryCacheRequest"},
{20100, nullptr, "RequestSyncDeliveryCacheWithApplicationId"},
{20101, nullptr, "RequestSyncDeliveryCacheWithApplicationIdAndDirectoryName"},
{20300, nullptr, "GetDeliveryCacheStorageUpdateNotifier"},
{20301, nullptr, "RequestSuspendDeliveryTask"},
{20400, nullptr, "RegisterSystemApplicationDeliveryTask"},
{20401, nullptr, "UnregisterSystemApplicationDeliveryTask"},
{20410, nullptr, "SetSystemApplicationDeliveryTaskTimer"},
{30100, &IBcatService::SetPassphrase, "SetPassphrase"},
{30101, nullptr, "Unknown30101"},
{30102, nullptr, "Unknown30102"},
{30200, nullptr, "RegisterBackgroundDeliveryTask"},
{30201, nullptr, "UnregisterBackgroundDeliveryTask"},
{30202, nullptr, "BlockDeliveryTask"},
{30203, nullptr, "UnblockDeliveryTask"},
{30210, nullptr, "SetDeliveryTaskTimer"},
{30300, nullptr, "RegisterSystemApplicationDeliveryTasks"},
{90100, nullptr, "EnumerateBackgroundDeliveryTask"},
{90101, nullptr, "Unknown90101"},
{90200, nullptr, "GetDeliveryList"},
{90201, &IBcatService::ClearDeliveryCacheStorage, "ClearDeliveryCacheStorage"},
{90202, nullptr, "ClearDeliveryTaskSubscriptionStatus"},
{90300, nullptr, "GetPushNotificationLog"},
{90301, nullptr, "Unknown90301"},
};
// clang-format on
RegisterHandlers(functions);
}
private:
enum class SyncType {
Normal,
Directory,
Count,
};
std::shared_ptr<IDeliveryCacheProgressService> CreateProgressService(SyncType type) {
auto& progress_backend{GetProgressBackend(type)};
return std::make_shared<IDeliveryCacheProgressService>(system, progress_backend.GetEvent(),
progress_backend.GetImpl());
}
void RequestSyncDeliveryCache(HLERequestContext& ctx) {
LOG_DEBUG(Service_BCAT, "called");
backend.Synchronize({system.GetApplicationProcessProgramID(),
GetCurrentBuildID(system.GetApplicationProcessBuildID())},
GetProgressBackend(SyncType::Normal));
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface(CreateProgressService(SyncType::Normal));
}
void RequestSyncDeliveryCacheWithDirectoryName(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto name_raw = rp.PopRaw<DirectoryName>();
const auto name =
Common::StringFromFixedZeroTerminatedBuffer(name_raw.data(), name_raw.size());
LOG_DEBUG(Service_BCAT, "called, name={}", name);
backend.SynchronizeDirectory({system.GetApplicationProcessProgramID(),
GetCurrentBuildID(system.GetApplicationProcessBuildID())},
name, GetProgressBackend(SyncType::Directory));
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface(CreateProgressService(SyncType::Directory));
}
void SetPassphrase(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto title_id = rp.PopRaw<u64>();
const auto passphrase_raw = ctx.ReadBuffer();
LOG_DEBUG(Service_BCAT, "called, title_id={:016X}, passphrase={}", title_id,
Common::HexToString(passphrase_raw));
if (title_id == 0) {
LOG_ERROR(Service_BCAT, "Invalid title ID!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ARGUMENT);
}
if (passphrase_raw.size() > 0x40) {
LOG_ERROR(Service_BCAT, "Passphrase too large!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ARGUMENT);
return;
}
Passphrase passphrase{};
std::memcpy(passphrase.data(), passphrase_raw.data(),
std::min(passphrase.size(), passphrase_raw.size()));
backend.SetPassphrase(title_id, passphrase);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
void ClearDeliveryCacheStorage(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto title_id = rp.PopRaw<u64>();
LOG_DEBUG(Service_BCAT, "called, title_id={:016X}", title_id);
if (title_id == 0) {
LOG_ERROR(Service_BCAT, "Invalid title ID!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ARGUMENT);
return;
}
if (!backend.Clear(title_id)) {
LOG_ERROR(Service_BCAT, "Could not clear the directory successfully!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_FAILED_CLEAR_CACHE);
return;
}
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
ProgressServiceBackend& GetProgressBackend(SyncType type) {
return progress.at(static_cast<size_t>(type));
}
const ProgressServiceBackend& GetProgressBackend(SyncType type) const {
return progress.at(static_cast<size_t>(type));
}
Backend& backend;
std::array<ProgressServiceBackend, static_cast<size_t>(SyncType::Count)> progress;
};
void Module::Interface::CreateBcatService(HLERequestContext& ctx) {
LOG_DEBUG(Service_BCAT, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IBcatService>(system, *backend);
}
class IDeliveryCacheFileService final : public ServiceFramework<IDeliveryCacheFileService> {
public:
explicit IDeliveryCacheFileService(Core::System& system_, FileSys::VirtualDir root_)
: ServiceFramework{system_, "IDeliveryCacheFileService"}, root(std::move(root_)) {
// clang-format off
static const FunctionInfo functions[] = {
{0, &IDeliveryCacheFileService::Open, "Open"},
{1, &IDeliveryCacheFileService::Read, "Read"},
{2, &IDeliveryCacheFileService::GetSize, "GetSize"},
{3, &IDeliveryCacheFileService::GetDigest, "GetDigest"},
};
// clang-format on
RegisterHandlers(functions);
}
private:
void Open(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto dir_name_raw = rp.PopRaw<DirectoryName>();
const auto file_name_raw = rp.PopRaw<FileName>();
const auto dir_name =
Common::StringFromFixedZeroTerminatedBuffer(dir_name_raw.data(), dir_name_raw.size());
const auto file_name =
Common::StringFromFixedZeroTerminatedBuffer(file_name_raw.data(), file_name_raw.size());
LOG_DEBUG(Service_BCAT, "called, dir_name={}, file_name={}", dir_name, file_name);
if (!VerifyNameValidDir(ctx, dir_name_raw) || !VerifyNameValidFile(ctx, file_name_raw))
return;
if (current_file != nullptr) {
LOG_ERROR(Service_BCAT, "A file has already been opened on this interface!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_ENTITY_ALREADY_OPEN);
return;
}
const auto dir = root->GetSubdirectory(dir_name);
if (dir == nullptr) {
LOG_ERROR(Service_BCAT, "The directory of name={} couldn't be opened!", dir_name);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_FAILED_OPEN_ENTITY);
return;
}
current_file = dir->GetFile(file_name);
if (current_file == nullptr) {
LOG_ERROR(Service_BCAT, "The file of name={} couldn't be opened!", file_name);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_FAILED_OPEN_ENTITY);
return;
}
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
void Read(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto offset{rp.PopRaw<u64>()};
auto size = ctx.GetWriteBufferSize();
LOG_DEBUG(Service_BCAT, "called, offset={:016X}, size={:016X}", offset, size);
if (current_file == nullptr) {
LOG_ERROR(Service_BCAT, "There is no file currently open!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_NO_OPEN_ENTITY);
}
size = std::min<u64>(current_file->GetSize() - offset, size);
const auto buffer = current_file->ReadBytes(size, offset);
ctx.WriteBuffer(buffer);
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(ResultSuccess);
rb.Push<u64>(buffer.size());
}
void GetSize(HLERequestContext& ctx) {
LOG_DEBUG(Service_BCAT, "called");
if (current_file == nullptr) {
LOG_ERROR(Service_BCAT, "There is no file currently open!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_NO_OPEN_ENTITY);
}
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(ResultSuccess);
rb.Push<u64>(current_file->GetSize());
}
void GetDigest(HLERequestContext& ctx) {
LOG_DEBUG(Service_BCAT, "called");
if (current_file == nullptr) {
LOG_ERROR(Service_BCAT, "There is no file currently open!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_NO_OPEN_ENTITY);
}
IPC::ResponseBuilder rb{ctx, 6};
rb.Push(ResultSuccess);
rb.PushRaw(DigestFile(current_file));
}
FileSys::VirtualDir root;
FileSys::VirtualFile current_file;
};
class IDeliveryCacheDirectoryService final
: public ServiceFramework<IDeliveryCacheDirectoryService> {
public:
explicit IDeliveryCacheDirectoryService(Core::System& system_, FileSys::VirtualDir root_)
: ServiceFramework{system_, "IDeliveryCacheDirectoryService"}, root(std::move(root_)) {
// clang-format off
static const FunctionInfo functions[] = {
{0, &IDeliveryCacheDirectoryService::Open, "Open"},
{1, &IDeliveryCacheDirectoryService::Read, "Read"},
{2, &IDeliveryCacheDirectoryService::GetCount, "GetCount"},
};
// clang-format on
RegisterHandlers(functions);
}
private:
void Open(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto name_raw = rp.PopRaw<DirectoryName>();
const auto name =
Common::StringFromFixedZeroTerminatedBuffer(name_raw.data(), name_raw.size());
LOG_DEBUG(Service_BCAT, "called, name={}", name);
if (!VerifyNameValidDir(ctx, name_raw))
return;
if (current_dir != nullptr) {
LOG_ERROR(Service_BCAT, "A file has already been opened on this interface!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_ENTITY_ALREADY_OPEN);
return;
}
current_dir = root->GetSubdirectory(name);
if (current_dir == nullptr) {
LOG_ERROR(Service_BCAT, "Failed to open the directory name={}!", name);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_FAILED_OPEN_ENTITY);
return;
}
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
void Read(HLERequestContext& ctx) {
auto write_size = ctx.GetWriteBufferNumElements<DeliveryCacheDirectoryEntry>();
LOG_DEBUG(Service_BCAT, "called, write_size={:016X}", write_size);
if (current_dir == nullptr) {
LOG_ERROR(Service_BCAT, "There is no open directory!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_NO_OPEN_ENTITY);
return;
}
const auto files = current_dir->GetFiles();
write_size = std::min<u64>(write_size, files.size());
std::vector<DeliveryCacheDirectoryEntry> entries(write_size);
std::transform(
files.begin(), files.begin() + write_size, entries.begin(), [](const auto& file) {
FileName name{};
std::memcpy(name.data(), file->GetName().data(),
std::min(file->GetName().size(), name.size()));
return DeliveryCacheDirectoryEntry{name, file->GetSize(), DigestFile(file)};
});
ctx.WriteBuffer(entries);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.Push(static_cast<u32>(write_size * sizeof(DeliveryCacheDirectoryEntry)));
}
void GetCount(HLERequestContext& ctx) {
LOG_DEBUG(Service_BCAT, "called");
if (current_dir == nullptr) {
LOG_ERROR(Service_BCAT, "There is no open directory!");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_NO_OPEN_ENTITY);
return;
}
const auto files = current_dir->GetFiles();
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.Push(static_cast<u32>(files.size()));
}
FileSys::VirtualDir root;
FileSys::VirtualDir current_dir;
};
class IDeliveryCacheStorageService final : public ServiceFramework<IDeliveryCacheStorageService> {
public:
explicit IDeliveryCacheStorageService(Core::System& system_, FileSys::VirtualDir root_)
: ServiceFramework{system_, "IDeliveryCacheStorageService"}, root(std::move(root_)) {
// clang-format off
static const FunctionInfo functions[] = {
{0, &IDeliveryCacheStorageService::CreateFileService, "CreateFileService"},
{1, &IDeliveryCacheStorageService::CreateDirectoryService, "CreateDirectoryService"},
{10, &IDeliveryCacheStorageService::EnumerateDeliveryCacheDirectory, "EnumerateDeliveryCacheDirectory"},
};
// clang-format on
RegisterHandlers(functions);
for (const auto& subdir : root->GetSubdirectories()) {
DirectoryName name{};
std::memcpy(name.data(), subdir->GetName().data(),
std::min(sizeof(DirectoryName) - 1, subdir->GetName().size()));
entries.push_back(name);
}
}
private:
void CreateFileService(HLERequestContext& ctx) {
LOG_DEBUG(Service_BCAT, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IDeliveryCacheFileService>(system, root);
}
void CreateDirectoryService(HLERequestContext& ctx) {
LOG_DEBUG(Service_BCAT, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IDeliveryCacheDirectoryService>(system, root);
}
void EnumerateDeliveryCacheDirectory(HLERequestContext& ctx) {
auto size = ctx.GetWriteBufferNumElements<DirectoryName>();
LOG_DEBUG(Service_BCAT, "called, size={:016X}", size);
size = std::min<u64>(size, entries.size() - next_read_index);
ctx.WriteBuffer(entries.data() + next_read_index, size * sizeof(DirectoryName));
next_read_index += size;
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.Push(static_cast<u32>(size));
}
FileSys::VirtualDir root;
std::vector<DirectoryName> entries;
u64 next_read_index = 0;
};
void Module::Interface::CreateDeliveryCacheStorageService(HLERequestContext& ctx) {
LOG_DEBUG(Service_BCAT, "called");
const auto title_id = system.GetApplicationProcessProgramID();
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IDeliveryCacheStorageService>(system, fsc.GetBCATDirectory(title_id));
}
void Module::Interface::CreateDeliveryCacheStorageServiceWithApplicationId(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto title_id = rp.PopRaw<u64>();
LOG_DEBUG(Service_BCAT, "called, title_id={:016X}", title_id);
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IDeliveryCacheStorageService>(system, fsc.GetBCATDirectory(title_id));
}
std::unique_ptr<Backend> CreateBackendFromSettings([[maybe_unused]] Core::System& system,
DirectoryGetter getter) {
return std::make_unique<NullBackend>(std::move(getter));
}
Module::Interface::Interface(Core::System& system_, std::shared_ptr<Module> module_,
FileSystem::FileSystemController& fsc_, const char* name)
: ServiceFramework{system_, name}, fsc{fsc_}, module{std::move(module_)},
backend{CreateBackendFromSettings(system_,
[&fsc_](u64 tid) { return fsc_.GetBCATDirectory(tid); })} {}
Module::Interface::~Interface() = default;
void LoopProcess(Core::System& system) {
auto server_manager = std::make_unique<ServerManager>(system);
auto module = std::make_shared<Module>();
server_manager->RegisterNamedService(
"bcat:a",
std::make_shared<BCAT>(system, module, system.GetFileSystemController(), "bcat:a"));
server_manager->RegisterNamedService(
"bcat:m",
std::make_shared<BCAT>(system, module, system.GetFileSystemController(), "bcat:m"));
server_manager->RegisterNamedService(
"bcat:u",
std::make_shared<BCAT>(system, module, system.GetFileSystemController(), "bcat:u"));
server_manager->RegisterNamedService(
"bcat:s",
std::make_shared<BCAT>(system, module, system.GetFileSystemController(), "bcat:s"));
ServerManager::RunServer(std::move(server_manager));
}
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include "core/hle/service/service.h"
namespace Core {
class System;
}
namespace Service {
namespace FileSystem {
class FileSystemController;
} // namespace FileSystem
namespace BCAT {
class Backend;
class Module final {
public:
class Interface : public ServiceFramework<Interface> {
public:
explicit Interface(Core::System& system_, std::shared_ptr<Module> module_,
FileSystem::FileSystemController& fsc_, const char* name);
~Interface() override;
void CreateBcatService(HLERequestContext& ctx);
void CreateDeliveryCacheStorageService(HLERequestContext& ctx);
void CreateDeliveryCacheStorageServiceWithApplicationId(HLERequestContext& ctx);
protected:
FileSystem::FileSystemController& fsc;
std::shared_ptr<Module> module;
std::unique_ptr<Backend> backend;
};
};
void LoopProcess(Core::System& system);
} // namespace BCAT
} // namespace Service

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include "core/hle/result.h"
namespace Service::BCAT {
constexpr Result ResultInvalidArgument{ErrorModule::BCAT, 1};
constexpr Result ResultFailedOpenEntity{ErrorModule::BCAT, 2};
constexpr Result ResultEntityAlreadyOpen{ErrorModule::BCAT, 6};
constexpr Result ResultNoOpenEntry{ErrorModule::BCAT, 7};
// The command to clear the delivery cache just calls fs IFileSystem DeleteFile on all of the
// files and if any of them have a non-zero result it just forwards that result. This is the FS
// error code for permission denied, which is the closest approximation of this scenario.
constexpr Result ResultFailedClearCache{ErrorModule::FS, 6400};
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "common/hex_util.h"
#include "common/string_util.h"
#include "core/core.h"
#include "core/hle/service/bcat/backend/backend.h"
#include "core/hle/service/bcat/bcat_result.h"
#include "core/hle/service/bcat/bcat_service.h"
#include "core/hle/service/bcat/bcat_util.h"
#include "core/hle/service/bcat/delivery_cache_progress_service.h"
#include "core/hle/service/bcat/delivery_cache_storage_service.h"
#include "core/hle/service/cmif_serialization.h"
namespace Service::BCAT {
u64 GetCurrentBuildID(const Core::System::CurrentBuildProcessID& id) {
u64 out{};
std::memcpy(&out, id.data(), sizeof(u64));
return out;
}
IBcatService::IBcatService(Core::System& system_, BcatBackend& backend_)
: ServiceFramework{system_, "IBcatService"}, backend{backend_},
progress{{
ProgressServiceBackend{system_, "Normal"},
ProgressServiceBackend{system_, "Directory"},
}} {
// clang-format off
static const FunctionInfo functions[] = {
{10100, C<&IBcatService::RequestSyncDeliveryCache>, "RequestSyncDeliveryCache"},
{10101, C<&IBcatService::RequestSyncDeliveryCacheWithDirectoryName>, "RequestSyncDeliveryCacheWithDirectoryName"},
{10200, nullptr, "CancelSyncDeliveryCacheRequest"},
{20100, nullptr, "RequestSyncDeliveryCacheWithApplicationId"},
{20101, nullptr, "RequestSyncDeliveryCacheWithApplicationIdAndDirectoryName"},
{20300, nullptr, "GetDeliveryCacheStorageUpdateNotifier"},
{20301, nullptr, "RequestSuspendDeliveryTask"},
{20400, nullptr, "RegisterSystemApplicationDeliveryTask"},
{20401, nullptr, "UnregisterSystemApplicationDeliveryTask"},
{20410, nullptr, "SetSystemApplicationDeliveryTaskTimer"},
{30100, C<&IBcatService::SetPassphrase>, "SetPassphrase"},
{30101, nullptr, "Unknown30101"},
{30102, nullptr, "Unknown30102"},
{30200, nullptr, "RegisterBackgroundDeliveryTask"},
{30201, nullptr, "UnregisterBackgroundDeliveryTask"},
{30202, nullptr, "BlockDeliveryTask"},
{30203, nullptr, "UnblockDeliveryTask"},
{30210, nullptr, "SetDeliveryTaskTimer"},
{30300, C<&IBcatService::RegisterSystemApplicationDeliveryTasks>, "RegisterSystemApplicationDeliveryTasks"},
{90100, nullptr, "EnumerateBackgroundDeliveryTask"},
{90101, nullptr, "Unknown90101"},
{90200, nullptr, "GetDeliveryList"},
{90201, C<&IBcatService::ClearDeliveryCacheStorage>, "ClearDeliveryCacheStorage"},
{90202, nullptr, "ClearDeliveryTaskSubscriptionStatus"},
{90300, nullptr, "GetPushNotificationLog"},
{90301, nullptr, "Unknown90301"},
};
// clang-format on
RegisterHandlers(functions);
}
IBcatService::~IBcatService() = default;
Result IBcatService::RequestSyncDeliveryCache(
OutInterface<IDeliveryCacheProgressService> out_interface) {
LOG_DEBUG(Service_BCAT, "called");
auto& progress_backend{GetProgressBackend(SyncType::Normal)};
backend.Synchronize({system.GetApplicationProcessProgramID(),
GetCurrentBuildID(system.GetApplicationProcessBuildID())},
GetProgressBackend(SyncType::Normal));
*out_interface = std::make_shared<IDeliveryCacheProgressService>(
system, progress_backend.GetEvent(), progress_backend.GetImpl());
R_SUCCEED();
}
Result IBcatService::RequestSyncDeliveryCacheWithDirectoryName(
DirectoryName name_raw, OutInterface<IDeliveryCacheProgressService> out_interface) {
const auto name = Common::StringFromFixedZeroTerminatedBuffer(name_raw.data(), name_raw.size());
LOG_DEBUG(Service_BCAT, "called, name={}", name);
auto& progress_backend{GetProgressBackend(SyncType::Directory)};
backend.SynchronizeDirectory({system.GetApplicationProcessProgramID(),
GetCurrentBuildID(system.GetApplicationProcessBuildID())},
name, progress_backend);
*out_interface = std::make_shared<IDeliveryCacheProgressService>(
system, progress_backend.GetEvent(), progress_backend.GetImpl());
R_SUCCEED();
}
Result IBcatService::SetPassphrase(u64 title_id,
InBuffer<BufferAttr_HipcPointer> passphrase_buffer) {
LOG_DEBUG(Service_BCAT, "called, title_id={:016X}, passphrase={}", title_id,
Common::HexToString(passphrase_buffer));
R_UNLESS(title_id != 0, ResultInvalidArgument);
R_UNLESS(passphrase_buffer.size() <= 0x40, ResultInvalidArgument);
Passphrase passphrase{};
std::memcpy(passphrase.data(), passphrase_buffer.data(),
std::min(passphrase.size(), passphrase_buffer.size()));
backend.SetPassphrase(title_id, passphrase);
R_SUCCEED();
}
Result IBcatService::RegisterSystemApplicationDeliveryTasks() {
LOG_WARNING(Service_BCAT, "(STUBBED) called");
R_SUCCEED();
}
Result IBcatService::ClearDeliveryCacheStorage(u64 title_id) {
LOG_DEBUG(Service_BCAT, "called, title_id={:016X}", title_id);
R_UNLESS(title_id != 0, ResultInvalidArgument);
R_UNLESS(backend.Clear(title_id), ResultFailedClearCache);
R_SUCCEED();
}
ProgressServiceBackend& IBcatService::GetProgressBackend(SyncType type) {
return progress.at(static_cast<size_t>(type));
}
const ProgressServiceBackend& IBcatService::GetProgressBackend(SyncType type) const {
return progress.at(static_cast<size_t>(type));
}
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include "core/hle/service/bcat/backend/backend.h"
#include "core/hle/service/bcat/bcat_types.h"
#include "core/hle/service/cmif_types.h"
#include "core/hle/service/service.h"
namespace Core {
class System;
}
namespace Service::BCAT {
class BcatBackend;
class IDeliveryCacheStorageService;
class IDeliveryCacheProgressService;
class IBcatService final : public ServiceFramework<IBcatService> {
public:
explicit IBcatService(Core::System& system_, BcatBackend& backend_);
~IBcatService() override;
private:
Result RequestSyncDeliveryCache(OutInterface<IDeliveryCacheProgressService> out_interface);
Result RequestSyncDeliveryCacheWithDirectoryName(
DirectoryName name, OutInterface<IDeliveryCacheProgressService> out_interface);
Result SetPassphrase(u64 title_id, InBuffer<BufferAttr_HipcPointer> passphrase_buffer);
Result RegisterSystemApplicationDeliveryTasks();
Result ClearDeliveryCacheStorage(u64 title_id);
private:
ProgressServiceBackend& GetProgressBackend(SyncType type);
const ProgressServiceBackend& GetProgressBackend(SyncType type) const;
BcatBackend& backend;
std::array<ProgressServiceBackend, static_cast<size_t>(SyncType::Count)> progress;
};
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "core/file_sys/vfs/vfs_types.h"
namespace Service::BCAT {
using DirectoryName = std::array<char, 0x20>;
using FileName = std::array<char, 0x20>;
using BcatDigest = std::array<u8, 0x10>;
using Passphrase = std::array<u8, 0x20>;
using DirectoryGetter = std::function<FileSys::VirtualDir(u64)>;
enum class SyncType {
Normal,
Directory,
Count,
};
enum class DeliveryCacheProgressStatus : s32 {
None = 0x0,
Queued = 0x1,
Connecting = 0x2,
ProcessingDataList = 0x3,
Downloading = 0x4,
Committing = 0x5,
Done = 0x9,
};
struct DeliveryCacheDirectoryEntry {
FileName name;
u64 size;
BcatDigest digest;
};
struct TitleIDVersion {
u64 title_id;
u64 build_id;
};
struct DeliveryCacheProgressImpl {
DeliveryCacheProgressStatus status;
Result result = ResultSuccess;
DirectoryName current_directory;
FileName current_file;
s64 current_downloaded_bytes; ///< Bytes downloaded on current file.
s64 current_total_bytes; ///< Bytes total on current file.
s64 total_downloaded_bytes; ///< Bytes downloaded on overall download.
s64 total_bytes; ///< Bytes total on overall download.
INSERT_PADDING_BYTES(
0x198); ///< Appears to be unused in official code, possibly reserved for future use.
};
static_assert(sizeof(DeliveryCacheProgressImpl) == 0x200,
"DeliveryCacheProgressImpl has incorrect size.");
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include <array>
#include <cctype>
#include <mbedtls/md5.h>
#include "core/hle/service/bcat/bcat_result.h"
#include "core/hle/service/bcat/bcat_types.h"
namespace Service::BCAT {
// For a name to be valid it must be non-empty, must have a null terminating character as the final
// char, can only contain numbers, letters, underscores and a hyphen if directory and a period if
// file.
constexpr Result VerifyNameValidInternal(std::array<char, 0x20> name, char match_char) {
const auto null_chars = std::count(name.begin(), name.end(), 0);
const auto bad_chars = std::count_if(name.begin(), name.end(), [match_char](char c) {
return !std::isalnum(static_cast<u8>(c)) && c != '_' && c != match_char && c != '\0';
});
if (null_chars == 0x20 || null_chars == 0 || bad_chars != 0 || name[0x1F] != '\0') {
LOG_ERROR(Service_BCAT, "Name passed was invalid!");
return ResultInvalidArgument;
}
return ResultSuccess;
}
constexpr Result VerifyNameValidDir(DirectoryName name) {
return VerifyNameValidInternal(name, '-');
}
constexpr Result VerifyNameValidFile(FileName name) {
return VerifyNameValidInternal(name, '.');
}
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#include "common/string_util.h"
#include "core/file_sys/vfs/vfs_types.h"
#include "core/hle/service/bcat/bcat_result.h"
#include "core/hle/service/bcat/bcat_util.h"
#include "core/hle/service/bcat/delivery_cache_directory_service.h"
#include "core/hle/service/cmif_serialization.h"
namespace Service::BCAT {
// The digest is only used to determine if a file is unique compared to others of the same name.
// Since the algorithm isn't ever checked in game, MD5 is safe.
BcatDigest DigestFile(const FileSys::VirtualFile& file) {
BcatDigest out{};
const auto bytes = file->ReadAllBytes();
mbedtls_md5_ret(bytes.data(), bytes.size(), out.data());
return out;
}
IDeliveryCacheDirectoryService::IDeliveryCacheDirectoryService(Core::System& system_,
FileSys::VirtualDir root_)
: ServiceFramework{system_, "IDeliveryCacheDirectoryService"}, root(std::move(root_)) {
// clang-format off
static const FunctionInfo functions[] = {
{0, C<&IDeliveryCacheDirectoryService::Open>, "Open"},
{1, C<&IDeliveryCacheDirectoryService::Read>, "Read"},
{2, C<&IDeliveryCacheDirectoryService::GetCount>, "GetCount"},
};
// clang-format on
RegisterHandlers(functions);
}
IDeliveryCacheDirectoryService::~IDeliveryCacheDirectoryService() = default;
Result IDeliveryCacheDirectoryService::Open(DirectoryName dir_name_raw) {
const auto dir_name =
Common::StringFromFixedZeroTerminatedBuffer(dir_name_raw.data(), dir_name_raw.size());
LOG_DEBUG(Service_BCAT, "called, dir_name={}", dir_name);
// R_TRY(VerifyNameValidDir(dir_name_raw));
R_UNLESS(current_dir == nullptr, ResultEntityAlreadyOpen);
const auto dir = root->GetSubdirectory(dir_name);
R_UNLESS(dir != nullptr, ResultFailedOpenEntity);
R_SUCCEED();
}
Result IDeliveryCacheDirectoryService::Read(
Out<u32> out_buffer_size,
OutArray<DeliveryCacheDirectoryEntry, BufferAttr_HipcMapAlias> out_buffer) {
LOG_DEBUG(Service_BCAT, "called, write_size={:016X}", out_buffer.size());
R_UNLESS(current_dir != nullptr, ResultNoOpenEntry);
const auto files = current_dir->GetFiles();
*out_buffer_size = static_cast<u32>(std::min(files.size(), out_buffer.size()));
std::transform(files.begin(), files.begin() + *out_buffer_size, out_buffer.begin(),
[](const auto& file) {
FileName name{};
std::memcpy(name.data(), file->GetName().data(),
std::min(file->GetName().size(), name.size()));
return DeliveryCacheDirectoryEntry{name, file->GetSize(), DigestFile(file)};
});
R_SUCCEED();
}
Result IDeliveryCacheDirectoryService::GetCount(Out<u32> out_count) {
LOG_DEBUG(Service_BCAT, "called");
R_UNLESS(current_dir != nullptr, ResultNoOpenEntry);
*out_count = static_cast<u32>(current_dir->GetFiles().size());
R_SUCCEED();
}
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include "core/file_sys/vfs/vfs.h"
#include "core/hle/service/bcat/bcat_types.h"
#include "core/hle/service/cmif_types.h"
#include "core/hle/service/service.h"
namespace Core {
class System;
}
namespace Service::BCAT {
class IDeliveryCacheDirectoryService final
: public ServiceFramework<IDeliveryCacheDirectoryService> {
public:
explicit IDeliveryCacheDirectoryService(Core::System& system_, FileSys::VirtualDir root_);
~IDeliveryCacheDirectoryService() override;
private:
Result Open(DirectoryName dir_name_raw);
Result Read(Out<u32> out_buffer_size,
OutArray<DeliveryCacheDirectoryEntry, BufferAttr_HipcMapAlias> out_buffer);
Result GetCount(Out<u32> out_count);
FileSys::VirtualDir root;
FileSys::VirtualDir current_dir;
};
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#include "common/string_util.h"
#include "core/hle/service/bcat/bcat_result.h"
#include "core/hle/service/bcat/bcat_util.h"
#include "core/hle/service/bcat/delivery_cache_file_service.h"
#include "core/hle/service/cmif_serialization.h"
namespace Service::BCAT {
IDeliveryCacheFileService::IDeliveryCacheFileService(Core::System& system_,
FileSys::VirtualDir root_)
: ServiceFramework{system_, "IDeliveryCacheFileService"}, root(std::move(root_)) {
// clang-format off
static const FunctionInfo functions[] = {
{0, C<&IDeliveryCacheFileService::Open>, "Open"},
{1, C<&IDeliveryCacheFileService::Read>, "Read"},
{2, C<&IDeliveryCacheFileService::GetSize>, "GetSize"},
{3, C<&IDeliveryCacheFileService::GetDigest>, "GetDigest"},
};
// clang-format on
RegisterHandlers(functions);
}
IDeliveryCacheFileService::~IDeliveryCacheFileService() = default;
Result IDeliveryCacheFileService::Open(DirectoryName dir_name_raw, FileName file_name_raw) {
const auto dir_name =
Common::StringFromFixedZeroTerminatedBuffer(dir_name_raw.data(), dir_name_raw.size());
const auto file_name =
Common::StringFromFixedZeroTerminatedBuffer(file_name_raw.data(), file_name_raw.size());
LOG_DEBUG(Service_BCAT, "called, dir_name={}, file_name={}", dir_name, file_name);
R_TRY(VerifyNameValidDir(dir_name_raw));
R_TRY(VerifyNameValidDir(file_name_raw));
R_UNLESS(current_file == nullptr, ResultEntityAlreadyOpen);
const auto dir = root->GetSubdirectory(dir_name);
R_UNLESS(dir != nullptr, ResultFailedOpenEntity);
current_file = dir->GetFile(file_name);
R_UNLESS(current_file != nullptr, ResultFailedOpenEntity);
R_SUCCEED();
}
Result IDeliveryCacheFileService::Read(Out<u64> out_buffer_size, u64 offset,
OutBuffer<BufferAttr_HipcMapAlias> out_buffer) {
LOG_DEBUG(Service_BCAT, "called, offset={:016X}, size={:016X}", offset, out_buffer.size());
R_UNLESS(current_file != nullptr, ResultNoOpenEntry);
*out_buffer_size = std::min<u64>(current_file->GetSize() - offset, out_buffer.size());
const auto buffer = current_file->ReadBytes(*out_buffer_size, offset);
memcpy(out_buffer.data(), buffer.data(), buffer.size());
R_SUCCEED();
}
Result IDeliveryCacheFileService::GetSize(Out<u64> out_size) {
LOG_DEBUG(Service_BCAT, "called");
R_UNLESS(current_file != nullptr, ResultNoOpenEntry);
*out_size = current_file->GetSize();
R_SUCCEED();
}
Result IDeliveryCacheFileService::GetDigest(Out<BcatDigest> out_digest) {
LOG_DEBUG(Service_BCAT, "called");
R_UNLESS(current_file != nullptr, ResultNoOpenEntry);
//*out_digest = DigestFile(current_file);
R_SUCCEED();
}
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include "core/file_sys/vfs/vfs.h"
#include "core/hle/service/bcat/bcat_types.h"
#include "core/hle/service/cmif_types.h"
#include "core/hle/service/service.h"
namespace Core {
class System;
}
namespace Service::BCAT {
class IDeliveryCacheFileService final : public ServiceFramework<IDeliveryCacheFileService> {
public:
explicit IDeliveryCacheFileService(Core::System& system_, FileSys::VirtualDir root_);
~IDeliveryCacheFileService() override;
private:
Result Open(DirectoryName dir_name_raw, FileName file_name_raw);
Result Read(Out<u64> out_buffer_size, u64 offset,
OutBuffer<BufferAttr_HipcMapAlias> out_buffer);
Result GetSize(Out<u64> out_size);
Result GetDigest(Out<BcatDigest> out_digest);
FileSys::VirtualDir root;
FileSys::VirtualFile current_file;
};
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#include "core/hle/service/bcat/bcat_types.h"
#include "core/hle/service/bcat/delivery_cache_progress_service.h"
#include "core/hle/service/cmif_serialization.h"
namespace Service::BCAT {
IDeliveryCacheProgressService::IDeliveryCacheProgressService(Core::System& system_,
Kernel::KReadableEvent& event_,
const DeliveryCacheProgressImpl& impl_)
: ServiceFramework{system_, "IDeliveryCacheProgressService"}, event{event_}, impl{impl_} {
// clang-format off
static const FunctionInfo functions[] = {
{0, C<&IDeliveryCacheProgressService::GetEvent>, "Get"},
{0, C<&IDeliveryCacheProgressService::GetImpl>, "Get"},
};
// clang-format on
RegisterHandlers(functions);
}
IDeliveryCacheProgressService::~IDeliveryCacheProgressService() = default;
Result IDeliveryCacheProgressService::GetEvent(OutCopyHandle<Kernel::KReadableEvent> out_event) {
LOG_DEBUG(Service_BCAT, "called");
*out_event = &event;
R_SUCCEED();
}
Result IDeliveryCacheProgressService::GetImpl(
OutLargeData<DeliveryCacheProgressImpl, BufferAttr_HipcPointer> out_impl) {
LOG_DEBUG(Service_BCAT, "called");
*out_impl = impl;
R_SUCCEED();
}
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include "core/hle/service/cmif_types.h"
#include "core/hle/service/service.h"
namespace Core {
class System;
}
namespace Kernel {
class KEvent;
class KReadableEvent;
} // namespace Kernel
namespace Service::BCAT {
struct DeliveryCacheProgressImpl;
class IDeliveryCacheProgressService final : public ServiceFramework<IDeliveryCacheProgressService> {
public:
explicit IDeliveryCacheProgressService(Core::System& system_, Kernel::KReadableEvent& event_,
const DeliveryCacheProgressImpl& impl_);
~IDeliveryCacheProgressService() override;
private:
Result GetEvent(OutCopyHandle<Kernel::KReadableEvent> out_event);
Result GetImpl(OutLargeData<DeliveryCacheProgressImpl, BufferAttr_HipcPointer> out_impl);
Kernel::KReadableEvent& event;
const DeliveryCacheProgressImpl& impl;
};
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#include "core/hle/service/bcat/bcat_result.h"
#include "core/hle/service/bcat/delivery_cache_directory_service.h"
#include "core/hle/service/bcat/delivery_cache_file_service.h"
#include "core/hle/service/bcat/delivery_cache_storage_service.h"
#include "core/hle/service/cmif_serialization.h"
namespace Service::BCAT {
IDeliveryCacheStorageService::IDeliveryCacheStorageService(Core::System& system_,
FileSys::VirtualDir root_)
: ServiceFramework{system_, "IDeliveryCacheStorageService"}, root(std::move(root_)) {
// clang-format off
static const FunctionInfo functions[] = {
{0, C<&IDeliveryCacheStorageService::CreateFileService>, "CreateFileService"},
{1, C<&IDeliveryCacheStorageService::CreateDirectoryService>, "CreateDirectoryService"},
{2, C<&IDeliveryCacheStorageService::EnumerateDeliveryCacheDirectory>, "EnumerateDeliveryCacheDirectory"},
};
// clang-format on
RegisterHandlers(functions);
}
IDeliveryCacheStorageService::~IDeliveryCacheStorageService() = default;
Result IDeliveryCacheStorageService::CreateFileService(
OutInterface<IDeliveryCacheFileService> out_interface) {
LOG_DEBUG(Service_BCAT, "called");
*out_interface = std::make_shared<IDeliveryCacheFileService>(system, root);
R_SUCCEED();
}
Result IDeliveryCacheStorageService::CreateDirectoryService(
OutInterface<IDeliveryCacheDirectoryService> out_interface) {
LOG_DEBUG(Service_BCAT, "called");
*out_interface = std::make_shared<IDeliveryCacheDirectoryService>(system, root);
R_SUCCEED();
}
Result IDeliveryCacheStorageService::EnumerateDeliveryCacheDirectory(
Out<u32> out_directories_size,
OutArray<DirectoryName, BufferAttr_HipcMapAlias> out_directories) {
LOG_DEBUG(Service_BCAT, "called, size={:016X}", out_directories.size());
*out_directories_size =
static_cast<u32>(std::min(out_directories.size(), entries.size() - next_read_index));
memcpy(out_directories.data(), entries.data() + next_read_index,
*out_directories_size * sizeof(DirectoryName));
next_read_index += *out_directories_size;
R_SUCCEED();
}
} // namespace Service::BCAT

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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include "core/file_sys/vfs/vfs.h"
#include "core/hle/service/bcat/bcat_types.h"
#include "core/hle/service/cmif_types.h"
#include "core/hle/service/service.h"
namespace Core {
class System;
}
namespace Service::BCAT {
class IDeliveryCacheFileService;
class IDeliveryCacheDirectoryService;
class IDeliveryCacheStorageService final : public ServiceFramework<IDeliveryCacheStorageService> {
public:
explicit IDeliveryCacheStorageService(Core::System& system_, FileSys::VirtualDir root_);
~IDeliveryCacheStorageService() override;
private:
Result CreateFileService(OutInterface<IDeliveryCacheFileService> out_interface);
Result CreateDirectoryService(OutInterface<IDeliveryCacheDirectoryService> out_interface);
Result EnumerateDeliveryCacheDirectory(
Out<u32> out_directories_size,
OutArray<DirectoryName, BufferAttr_HipcMapAlias> out_directories);
FileSys::VirtualDir root;
std::vector<DirectoryName> entries;
u64 next_read_index = 0;
};
} // namespace Service::BCAT