9a07ed53eb
Now that we have most of core free of shadowing, we can enable the warning as an error to catch anything that may be remaining and also eliminate this class of logic bug entirely.
319 lines
10 KiB
C++
319 lines
10 KiB
C++
// Copyright 2018 yuzu emulator team
|
|
// Licensed under GPLv2 or any later version
|
|
// Refer to the license.txt file included.
|
|
|
|
#include <algorithm>
|
|
#include <cstring>
|
|
#include <string_view>
|
|
|
|
#include <fmt/ostream.h>
|
|
|
|
#include "common/hex_util.h"
|
|
#include "common/logging/log.h"
|
|
#include "core/crypto/key_manager.h"
|
|
#include "core/file_sys/content_archive.h"
|
|
#include "core/file_sys/nca_metadata.h"
|
|
#include "core/file_sys/partition_filesystem.h"
|
|
#include "core/file_sys/program_metadata.h"
|
|
#include "core/file_sys/submission_package.h"
|
|
#include "core/loader/loader.h"
|
|
|
|
namespace FileSys {
|
|
|
|
NSP::NSP(VirtualFile file_, std::size_t program_index_)
|
|
: file(std::move(file_)), program_index(program_index_), status{Loader::ResultStatus::Success},
|
|
pfs(std::make_shared<PartitionFilesystem>(file)), keys{Core::Crypto::KeyManager::Instance()} {
|
|
if (pfs->GetStatus() != Loader::ResultStatus::Success) {
|
|
status = pfs->GetStatus();
|
|
return;
|
|
}
|
|
|
|
const auto files = pfs->GetFiles();
|
|
|
|
if (IsDirectoryExeFS(pfs)) {
|
|
extracted = true;
|
|
InitializeExeFSAndRomFS(files);
|
|
return;
|
|
}
|
|
|
|
SetTicketKeys(files);
|
|
ReadNCAs(files);
|
|
}
|
|
|
|
NSP::~NSP() = default;
|
|
|
|
Loader::ResultStatus NSP::GetStatus() const {
|
|
return status;
|
|
}
|
|
|
|
Loader::ResultStatus NSP::GetProgramStatus(u64 title_id) const {
|
|
if (IsExtractedType() && GetExeFS() != nullptr && FileSys::IsDirectoryExeFS(GetExeFS())) {
|
|
return Loader::ResultStatus::Success;
|
|
}
|
|
|
|
const auto iter = program_status.find(title_id);
|
|
if (iter == program_status.end())
|
|
return Loader::ResultStatus::ErrorNSPMissingProgramNCA;
|
|
return iter->second;
|
|
}
|
|
|
|
u64 NSP::GetFirstTitleID() const {
|
|
if (IsExtractedType()) {
|
|
return GetProgramTitleID();
|
|
}
|
|
|
|
if (program_status.empty())
|
|
return 0;
|
|
return program_status.begin()->first;
|
|
}
|
|
|
|
u64 NSP::GetProgramTitleID() const {
|
|
if (IsExtractedType()) {
|
|
if (GetExeFS() == nullptr || !IsDirectoryExeFS(GetExeFS())) {
|
|
return 0;
|
|
}
|
|
|
|
ProgramMetadata meta;
|
|
if (meta.Load(GetExeFS()->GetFile("main.npdm")) == Loader::ResultStatus::Success) {
|
|
return meta.GetTitleID();
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
const auto out = GetFirstTitleID();
|
|
if ((out & 0x800) == 0)
|
|
return out;
|
|
|
|
const auto ids = GetTitleIDs();
|
|
const auto iter =
|
|
std::find_if(ids.begin(), ids.end(), [](u64 tid) { return (tid & 0x800) == 0; });
|
|
return iter == ids.end() ? out : *iter;
|
|
}
|
|
|
|
std::vector<u64> NSP::GetTitleIDs() const {
|
|
if (IsExtractedType()) {
|
|
return {GetProgramTitleID()};
|
|
}
|
|
|
|
std::vector<u64> out;
|
|
out.reserve(ncas.size());
|
|
for (const auto& kv : ncas)
|
|
out.push_back(kv.first);
|
|
return out;
|
|
}
|
|
|
|
bool NSP::IsExtractedType() const {
|
|
return extracted;
|
|
}
|
|
|
|
VirtualFile NSP::GetRomFS() const {
|
|
return romfs;
|
|
}
|
|
|
|
VirtualDir NSP::GetExeFS() const {
|
|
return exefs;
|
|
}
|
|
|
|
std::vector<std::shared_ptr<NCA>> NSP::GetNCAsCollapsed() const {
|
|
if (extracted)
|
|
LOG_WARNING(Service_FS, "called on an NSP that is of type extracted.");
|
|
std::vector<std::shared_ptr<NCA>> out;
|
|
for (const auto& map : ncas) {
|
|
for (const auto& inner_map : map.second)
|
|
out.push_back(inner_map.second);
|
|
}
|
|
return out;
|
|
}
|
|
|
|
std::multimap<u64, std::shared_ptr<NCA>> NSP::GetNCAsByTitleID() const {
|
|
if (extracted)
|
|
LOG_WARNING(Service_FS, "called on an NSP that is of type extracted.");
|
|
std::multimap<u64, std::shared_ptr<NCA>> out;
|
|
for (const auto& map : ncas) {
|
|
for (const auto& inner_map : map.second)
|
|
out.emplace(map.first, inner_map.second);
|
|
}
|
|
return out;
|
|
}
|
|
|
|
std::map<u64, std::map<std::pair<TitleType, ContentRecordType>, std::shared_ptr<NCA>>>
|
|
NSP::GetNCAs() const {
|
|
return ncas;
|
|
}
|
|
|
|
std::shared_ptr<NCA> NSP::GetNCA(u64 title_id, ContentRecordType type, TitleType title_type) const {
|
|
if (extracted)
|
|
LOG_WARNING(Service_FS, "called on an NSP that is of type extracted.");
|
|
|
|
const auto title_id_iter = ncas.find(title_id + program_index);
|
|
if (title_id_iter == ncas.end())
|
|
return nullptr;
|
|
|
|
const auto type_iter = title_id_iter->second.find({title_type, type});
|
|
if (type_iter == title_id_iter->second.end())
|
|
return nullptr;
|
|
|
|
return type_iter->second;
|
|
}
|
|
|
|
VirtualFile NSP::GetNCAFile(u64 title_id, ContentRecordType type, TitleType title_type) const {
|
|
if (extracted)
|
|
LOG_WARNING(Service_FS, "called on an NSP that is of type extracted.");
|
|
const auto nca = GetNCA(title_id, type);
|
|
if (nca != nullptr)
|
|
return nca->GetBaseFile();
|
|
return nullptr;
|
|
}
|
|
|
|
std::vector<Core::Crypto::Key128> NSP::GetTitlekey() const {
|
|
if (extracted)
|
|
LOG_WARNING(Service_FS, "called on an NSP that is of type extracted.");
|
|
std::vector<Core::Crypto::Key128> out;
|
|
for (const auto& ticket_file : ticket_files) {
|
|
if (ticket_file == nullptr ||
|
|
ticket_file->GetSize() <
|
|
Core::Crypto::TICKET_FILE_TITLEKEY_OFFSET + sizeof(Core::Crypto::Key128)) {
|
|
continue;
|
|
}
|
|
|
|
out.emplace_back();
|
|
ticket_file->Read(out.back().data(), out.back().size(),
|
|
Core::Crypto::TICKET_FILE_TITLEKEY_OFFSET);
|
|
}
|
|
return out;
|
|
}
|
|
|
|
std::vector<VirtualFile> NSP::GetFiles() const {
|
|
return pfs->GetFiles();
|
|
}
|
|
|
|
std::vector<VirtualDir> NSP::GetSubdirectories() const {
|
|
return pfs->GetSubdirectories();
|
|
}
|
|
|
|
std::string NSP::GetName() const {
|
|
return file->GetName();
|
|
}
|
|
|
|
VirtualDir NSP::GetParentDirectory() const {
|
|
return file->GetContainingDirectory();
|
|
}
|
|
|
|
void NSP::SetTicketKeys(const std::vector<VirtualFile>& files) {
|
|
for (const auto& ticket_file : files) {
|
|
if (ticket_file == nullptr) {
|
|
continue;
|
|
}
|
|
|
|
if (ticket_file->GetExtension() != "tik") {
|
|
continue;
|
|
}
|
|
|
|
if (ticket_file->GetSize() <
|
|
Core::Crypto::TICKET_FILE_TITLEKEY_OFFSET + sizeof(Core::Crypto::Key128)) {
|
|
continue;
|
|
}
|
|
|
|
Core::Crypto::Key128 key{};
|
|
ticket_file->Read(key.data(), key.size(), Core::Crypto::TICKET_FILE_TITLEKEY_OFFSET);
|
|
|
|
// We get the name without the extension in order to create the rights ID.
|
|
std::string name_only(ticket_file->GetName());
|
|
name_only.erase(name_only.size() - 4);
|
|
|
|
const auto rights_id_raw = Common::HexStringToArray<16>(name_only);
|
|
u128 rights_id;
|
|
std::memcpy(rights_id.data(), rights_id_raw.data(), sizeof(u128));
|
|
keys.SetKey(Core::Crypto::S128KeyType::Titlekey, key, rights_id[1], rights_id[0]);
|
|
}
|
|
}
|
|
|
|
void NSP::InitializeExeFSAndRomFS(const std::vector<VirtualFile>& files) {
|
|
exefs = pfs;
|
|
|
|
const auto iter = std::find_if(files.begin(), files.end(), [](const VirtualFile& entry) {
|
|
return entry->GetName().rfind(".romfs") != std::string::npos;
|
|
});
|
|
|
|
if (iter == files.end()) {
|
|
return;
|
|
}
|
|
|
|
romfs = *iter;
|
|
}
|
|
|
|
void NSP::ReadNCAs(const std::vector<VirtualFile>& files) {
|
|
for (const auto& outer_file : files) {
|
|
if (outer_file->GetName().size() < 9 ||
|
|
outer_file->GetName().substr(outer_file->GetName().size() - 9) != ".cnmt.nca") {
|
|
continue;
|
|
}
|
|
|
|
const auto nca = std::make_shared<NCA>(outer_file);
|
|
if (nca->GetStatus() != Loader::ResultStatus::Success) {
|
|
program_status[nca->GetTitleId()] = nca->GetStatus();
|
|
continue;
|
|
}
|
|
|
|
const auto section0 = nca->GetSubdirectories()[0];
|
|
|
|
for (const auto& inner_file : section0->GetFiles()) {
|
|
if (inner_file->GetExtension() != "cnmt") {
|
|
continue;
|
|
}
|
|
|
|
const CNMT cnmt(inner_file);
|
|
|
|
ncas[cnmt.GetTitleID()][{cnmt.GetType(), ContentRecordType::Meta}] = nca;
|
|
|
|
for (const auto& rec : cnmt.GetContentRecords()) {
|
|
const auto id_string = Common::HexToString(rec.nca_id, false);
|
|
auto next_file = pfs->GetFile(fmt::format("{}.nca", id_string));
|
|
|
|
if (next_file == nullptr) {
|
|
if (rec.type != ContentRecordType::DeltaFragment) {
|
|
LOG_WARNING(Service_FS,
|
|
"NCA with ID {}.nca is listed in content metadata, but cannot "
|
|
"be found in PFS. NSP appears to be corrupted.",
|
|
id_string);
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
auto next_nca = std::make_shared<NCA>(std::move(next_file), nullptr, 0);
|
|
|
|
if (next_nca->GetType() == NCAContentType::Program) {
|
|
program_status[next_nca->GetTitleId()] = next_nca->GetStatus();
|
|
}
|
|
|
|
if (next_nca->GetStatus() != Loader::ResultStatus::Success &&
|
|
next_nca->GetStatus() != Loader::ResultStatus::ErrorMissingBKTRBaseRomFS) {
|
|
continue;
|
|
}
|
|
|
|
// If the last 3 hexadecimal digits of the CNMT TitleID is 0x800 or is missing the
|
|
// BKTRBaseRomFS, this is an update NCA. Otherwise, this is a base NCA.
|
|
if ((cnmt.GetTitleID() & 0x800) != 0 ||
|
|
next_nca->GetStatus() == Loader::ResultStatus::ErrorMissingBKTRBaseRomFS) {
|
|
// If the last 3 hexadecimal digits of the NCA's TitleID is between 0x1 and
|
|
// 0x7FF, this is a multi-program update NCA. Otherwise, this is a regular
|
|
// update NCA.
|
|
if ((next_nca->GetTitleId() & 0x7FF) != 0 &&
|
|
(next_nca->GetTitleId() & 0x800) == 0) {
|
|
ncas[next_nca->GetTitleId()][{cnmt.GetType(), rec.type}] =
|
|
std::move(next_nca);
|
|
} else {
|
|
ncas[cnmt.GetTitleID()][{cnmt.GetType(), rec.type}] = std::move(next_nca);
|
|
}
|
|
} else {
|
|
ncas[next_nca->GetTitleId()][{cnmt.GetType(), rec.type}] = std::move(next_nca);
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} // namespace FileSys
|