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registration: Add support for force overwrite of installed

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This commit is contained in:
Zach Hilman 2018-08-11 23:01:38 -04:00
parent fdf27bf390
commit 6b76b77400
4 changed files with 106 additions and 53 deletions
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50
src/core/file_sys/registered_cache.cpp
View file

@ -60,7 +60,7 @@ static std::string GetCNMTName(TitleType type, u64 title_id) {
auto index = static_cast<size_t>(type);
// If the index is after the jump in TitleType, subtract it out.
if (index >= static_cast<size_t>(TitleType::Application))
index -= static_cast<size_t>(TitleType::Application);
index -= 0x7B;
return fmt::format("{}_{:016x}.cnmt", TITLE_TYPE_NAMES[index], title_id);
}
@ -343,7 +343,8 @@ static std::shared_ptr<NCA> GetNCAFromXCIForID(std::shared_ptr<XCI> xci, const N
return iter == xci->GetNCAs().end() ? nullptr : *iter;
}
bool RegisteredCache::InstallEntry(std::shared_ptr<XCI> xci, const VfsCopyFunction& copy) {
InstallResult RegisteredCache::InstallEntry(std::shared_ptr<XCI> xci, bool overwrite_if_exists,
const VfsCopyFunction& copy) {
const auto& ncas = xci->GetNCAs();
const auto& meta_iter = std::find_if(ncas.begin(), ncas.end(), [](std::shared_ptr<NCA> nca) {
return nca->GetType() == NCAContentType::Meta;
@ -352,14 +353,16 @@ bool RegisteredCache::InstallEntry(std::shared_ptr<XCI> xci, const VfsCopyFuncti
if (meta_iter == ncas.end()) {
LOG_ERROR(Loader, "The XCI you are attempting to install does not have a metadata NCA and "
"is therefore malformed. Double check your encryption keys.");
return false;
return InstallResult::ErrorMetaFailed;
}
// Install Metadata File
const auto meta_id_raw = (*meta_iter)->GetName().substr(0, 32);
const auto meta_id = HexStringToArray<16>(meta_id_raw);
if (!RawInstallNCA(*meta_iter, copy, meta_id))
return false;
const auto res = RawInstallNCA(*meta_iter, copy, overwrite_if_exists, meta_id);
if (res != InstallResult::Success)
return res;
// Install all the other NCAs
const auto section0 = (*meta_iter)->GetSubdirectories()[0];
@ -367,16 +370,19 @@ bool RegisteredCache::InstallEntry(std::shared_ptr<XCI> xci, const VfsCopyFuncti
const CNMT cnmt(cnmt_file);
for (const auto& record : cnmt.GetContentRecords()) {
const auto nca = GetNCAFromXCIForID(xci, record.nca_id);
if (nca == nullptr || !RawInstallNCA(nca, copy, record.nca_id))
return false;
if (nca == nullptr)
return InstallResult::ErrorCopyFailed;
const auto res2 = RawInstallNCA(nca, copy, overwrite_if_exists, record.nca_id);
if (res2 != InstallResult::Success)
return res2;
}
Refresh();
return true;
return InstallResult::Success;
}
bool RegisteredCache::InstallEntry(std::shared_ptr<NCA> nca, TitleType type,
const VfsCopyFunction& copy) {
InstallResult RegisteredCache::InstallEntry(std::shared_ptr<NCA> nca, TitleType type,
bool overwrite_if_exists, const VfsCopyFunction& copy) {
CNMTHeader header{
nca->GetTitleId(), ///< Title ID
0, ///< Ignore/Default title version
@ -393,11 +399,14 @@ bool RegisteredCache::InstallEntry(std::shared_ptr<NCA> nca, TitleType type,
mbedtls_sha256(data.data(), data.size(), c_rec.hash.data(), 0);
memcpy(&c_rec.nca_id, &c_rec.hash, 16);
const CNMT new_cnmt(header, opt_header, {c_rec}, {});
return RawInstallYuzuMeta(new_cnmt) && RawInstallNCA(nca, copy, c_rec.nca_id);
if (!RawInstallYuzuMeta(new_cnmt))
return InstallResult::ErrorMetaFailed;
return RawInstallNCA(nca, copy, overwrite_if_exists, c_rec.nca_id);
}
bool RegisteredCache::RawInstallNCA(std::shared_ptr<NCA> nca, const VfsCopyFunction& copy,
boost::optional<NcaID> override_id) {
InstallResult RegisteredCache::RawInstallNCA(std::shared_ptr<NCA> nca, const VfsCopyFunction& copy,
bool overwrite_if_exists,
boost::optional<NcaID> override_id) {
const auto in = nca->GetBaseFile();
Core::Crypto::SHA256Hash hash{};
@ -416,15 +425,22 @@ bool RegisteredCache::RawInstallNCA(std::shared_ptr<NCA> nca, const VfsCopyFunct
std::string path = GetRelativePathFromNcaID(id, false, true);
if (GetFileAtID(id) != nullptr) {
if (GetFileAtID(id) != nullptr && !overwrite_if_exists) {
LOG_WARNING(Loader, "Attempting to overwrite existing NCA. Skipping...");
return false;
return InstallResult::ErrorAlreadyExists;
}
if (GetFileAtID(id) != nullptr) {
LOG_WARNING(Loader, "Overwriting existing NCA...");
VirtualDir c_dir;
{ c_dir = dir->GetFileRelative(path)->GetContainingDirectory(); }
c_dir->DeleteFile(FileUtil::GetFilename(path));
}
auto out = dir->CreateFileRelative(path);
if (out == nullptr)
return false;
return copy(in, out);
return InstallResult::ErrorCopyFailed;
return copy(in, out) ? InstallResult::Success : InstallResult::ErrorCopyFailed;
}
bool RegisteredCache::RawInstallYuzuMeta(const CNMT& cnmt) {

20
src/core/file_sys/registered_cache.h
View file

@ -25,6 +25,13 @@ using NcaID = std::array<u8, 0x10>;
using RegisteredCacheParsingFunction = std::function<VirtualFile(const VirtualFile&, const NcaID&)>;
using VfsCopyFunction = std::function<bool(VirtualFile, VirtualFile)>;
enum class InstallResult {
Success,
ErrorAlreadyExists,
ErrorCopyFailed,
ErrorMetaFailed,
};
struct RegisteredCacheEntry {
u64 title_id;
ContentRecordType type;
@ -77,14 +84,16 @@ public:
// Raw copies all the ncas from the xci to the csache. Does some quick checks to make sure there
// is a meta NCA and all of them are accessible.
bool InstallEntry(std::shared_ptr<XCI> xci, const VfsCopyFunction& copy = &VfsRawCopy);
InstallResult InstallEntry(std::shared_ptr<XCI> xci, bool overwrite_if_exists = false,
const VfsCopyFunction& copy = &VfsRawCopy);
// Due to the fact that we must use Meta-type NCAs to determine the existance of files, this
// poses quite a challenge. Instead of creating a new meta NCA for this file, yuzu will create a
// dir inside the NAND called 'yuzu_meta' and store the raw CNMT there.
// TODO(DarkLordZach): Author real meta-type NCAs and install those.
bool InstallEntry(std::shared_ptr<NCA> nca, TitleType type,
const VfsCopyFunction& copy = &VfsRawCopy);
InstallResult InstallEntry(std::shared_ptr<NCA> nca, TitleType type,
bool overwrite_if_exists = false,
const VfsCopyFunction& copy = &VfsRawCopy);
private:
template <typename T>
@ -97,8 +106,9 @@ private:
boost::optional<NcaID> GetNcaIDFromMetadata(u64 title_id, ContentRecordType type) const;
VirtualFile GetFileAtID(NcaID id) const;
VirtualFile OpenFileOrDirectoryConcat(const VirtualDir& dir, std::string_view path) const;
bool RawInstallNCA(std::shared_ptr<NCA> nca, const VfsCopyFunction& copy,
boost::optional<NcaID> override_id = boost::none);
InstallResult RawInstallNCA(std::shared_ptr<NCA> nca, const VfsCopyFunction& copy,
bool overwrite_if_exists,
boost::optional<NcaID> override_id = boost::none);
bool RawInstallYuzuMeta(const CNMT& cnmt);
VirtualDir dir;

1
src/yuzu/game_list.cpp
View file

@ -405,7 +405,6 @@ void GameList::RefreshGameDirectory() {
static void GetMetadataFromControlNCA(const std::shared_ptr<FileSys::NCA>& nca,
std::vector<u8>& icon, std::string& name) {
const auto control_dir = FileSys::ExtractRomFS(nca->GetRomFS());
if (control_dir == nullptr)
return;

88
src/yuzu/main.cpp
View file

@ -650,37 +650,59 @@ void GMainWindow::OnMenuInstallToNAND() {
return true;
};
const auto success = [this]() {
QMessageBox::information(this, tr("Successfully Installed"),
tr("The file was successfully installed."));
game_list->PopulateAsync(UISettings::values.gamedir, UISettings::values.gamedir_deepscan);
};
const auto failed = [this]() {
QMessageBox::warning(
this, tr("Failed to Install"),
tr("There was an error while attempting to install the provided file. It "
"could have an incorrect format or be missing metadata. Please "
"double-check your file and try again."));
};
const auto overwrite = [this]() {
return QMessageBox::question(this, "Failed to Install",
"The file you are attempting to install already exists "
"in the cache. Would you like to overwrite it?") ==
QMessageBox::Yes;
};
if (!filename.isEmpty()) {
if (filename.endsWith("xci", Qt::CaseInsensitive)) {
const auto xci = std::make_shared<FileSys::XCI>(
vfs->OpenFile(filename.toStdString(), FileSys::Mode::Read));
if (xci->GetStatus() != Loader::ResultStatus::Success) {
QMessageBox::warning(
this, tr("Failed to Install XCI"),
tr("The XCI file you provided is invalid. Please double-check your encryption "
"keys and the file and try again."));
failed();
return;
}
if (Service::FileSystem::GetUserNANDContents()->InstallEntry(xci, qt_raw_copy)) {
QMessageBox::information(this, tr("Successfully Installed XCI"),
tr("The file was successfully installed."));
game_list->PopulateAsync(UISettings::values.gamedir,
UISettings::values.gamedir_deepscan);
const auto res =
Service::FileSystem::GetUserNANDContents()->InstallEntry(xci, false, qt_raw_copy);
if (res == FileSys::InstallResult::Success) {
success();
} else {
QMessageBox::warning(
this, tr("Failed to Install XCI"),
tr("There was an error while attempting to install the provided XCI file. It "
"could have an incorrect format or be missing a metadata entry. Please "
"double-check your file and try again."));
if (res == FileSys::InstallResult::ErrorAlreadyExists) {
if (overwrite()) {
const auto res2 = Service::FileSystem::GetUserNANDContents()->InstallEntry(
xci, true, qt_raw_copy);
if (res2 == FileSys::InstallResult::Success) {
success();
} else {
failed();
}
}
} else {
failed();
}
}
} else {
const auto nca = std::make_shared<FileSys::NCA>(
vfs->OpenFile(filename.toStdString(), FileSys::Mode::Read));
if (nca->GetStatus() != Loader::ResultStatus::Success) {
QMessageBox::warning(
this, tr("Failed to Install NCA"),
tr("The NCA file you provided is invalid. Please double-check your encryption "
"keys and the file and try again."));
failed();
return;
}
@ -702,7 +724,7 @@ void GMainWindow::OnMenuInstallToNAND() {
auto index = tt_options.indexOf(item);
if (!ok || index == -1) {
QMessageBox::warning(this, tr("Failed to Install NCA"),
QMessageBox::warning(this, tr("Failed to Install"),
tr("The title type you selected for the NCA is invalid."));
return;
}
@ -710,18 +732,24 @@ void GMainWindow::OnMenuInstallToNAND() {
if (index >= 5)
index += 0x7B;
if (Service::FileSystem::GetUserNANDContents()->InstallEntry(
nca, static_cast<FileSys::TitleType>(index), qt_raw_copy)) {
QMessageBox::information(this, tr("Successfully Installed NCA"),
tr("The file was successfully installed."));
game_list->PopulateAsync(UISettings::values.gamedir,
UISettings::values.gamedir_deepscan);
const auto res = Service::FileSystem::GetUserNANDContents()->InstallEntry(
nca, static_cast<FileSys::TitleType>(index), false, qt_raw_copy);
if (res == FileSys::InstallResult::Success) {
success();
} else {
QMessageBox::warning(this, tr("Failed to Install NCA"),
tr("There was an error while attempting to install the "
"provided NCA file. An error might have occured creating "
"the metadata file or parsing the NCA. Please "
"double-check your file and try again."));
if (res == FileSys::InstallResult::ErrorAlreadyExists) {
if (overwrite()) {
const auto res2 = Service::FileSystem::GetUserNANDContents()->InstallEntry(
nca, static_cast<FileSys::TitleType>(index), true, qt_raw_copy);
if (res2 == FileSys::InstallResult::Success) {
success();
} else {
failed();
}
}
} else {
failed();
}
}
}
}