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Merge pull request #1436 from lioncash/view 

submission_package: Cleanup and bug fixes
This commit is contained in:
bunnei 2018-10-03 19:05:19 -04:00 committed by GitHub
parent e7e347a828 024eec02a5
commit 15b2e2ec13
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 101 additions and 73 deletions
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169
src/core/file_sys/submission_package.cpp
View File

@ -18,6 +18,39 @@
#include "core/loader/loader.h"
namespace FileSys {
namespace {
void SetTicketKeys(const std::vector<VirtualFile>& files) {
Core::Crypto::KeyManager keys;
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]);
}
}
} // Anonymous namespace
NSP::NSP(VirtualFile file_)
: file(std::move(file_)), status{Loader::ResultStatus::Success},
pfs(std::make_shared<PartitionFilesystem>(file)) {
@ -26,83 +59,16 @@ NSP::NSP(VirtualFile file_)
return;
}
const auto files = pfs->GetFiles();
if (IsDirectoryExeFS(pfs)) {
extracted = true;
exefs = pfs;
const auto& files = pfs->GetFiles();
const auto romfs_iter =
std::find_if(files.begin(), files.end(), [](const FileSys::VirtualFile& file) {
return file->GetName().find(".romfs") != std::string::npos;
});
if (romfs_iter != files.end())
romfs = *romfs_iter;
InitializeExeFSAndRomFS(files);
return;
}
extracted = false;
const auto files = pfs->GetFiles();
Core::Crypto::KeyManager keys;
for (const auto& ticket_file : files) {
if (ticket_file->GetExtension() == "tik") {
if (ticket_file == nullptr ||
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);
std::string_view name_only(ticket_file->GetName());
name_only.remove_suffix(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]);
}
}
for (const auto& outer_file : files) {
if (outer_file->GetName().substr(outer_file->GetName().size() - 9) == ".cnmt.nca") {
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);
auto& ncas_title = ncas[cnmt.GetTitleID()];
ncas_title[ContentRecordType::Meta] = nca;
for (const auto& rec : cnmt.GetContentRecords()) {
const auto id_string = Common::HexArrayToString(rec.nca_id, false);
const auto next_file = pfs->GetFile(fmt::format("{}.nca", id_string));
if (next_file == nullptr) {
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>(next_file);
if (next_nca->GetType() == NCAContentType::Program)
program_status[cnmt.GetTitleID()] = next_nca->GetStatus();
if (next_nca->GetStatus() == Loader::ResultStatus::Success)
ncas_title[rec.type] = std::move(next_nca);
}
break;
}
}
}
SetTicketKeys(files);
ReadNCAs(files);
}
NSP::~NSP() = default;
@ -242,4 +208,63 @@ VirtualDir NSP::GetParentDirectory() const {
bool NSP::ReplaceFileWithSubdirectory(VirtualFile file, VirtualDir dir) {
return false;
}
void NSP::InitializeExeFSAndRomFS(const std::vector<VirtualFile>& files) {
exefs = pfs;
const auto romfs_iter = std::find_if(files.begin(), files.end(), [](const VirtualFile& file) {
return file->GetName().rfind(".romfs") != std::string::npos;
});
if (romfs_iter == files.end()) {
return;
}
romfs = *romfs_iter;
}
void NSP::ReadNCAs(const std::vector<VirtualFile>& files) {
for (const auto& outer_file : files) {
if (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);
auto& ncas_title = ncas[cnmt.GetTitleID()];
ncas_title[ContentRecordType::Meta] = nca;
for (const auto& rec : cnmt.GetContentRecords()) {
const auto id_string = Common::HexArrayToString(rec.nca_id, false);
const auto next_file = pfs->GetFile(fmt::format("{}.nca", id_string));
if (next_file == nullptr) {
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>(next_file);
if (next_nca->GetType() == NCAContentType::Program)
program_status[cnmt.GetTitleID()] = next_nca->GetStatus();
if (next_nca->GetStatus() == Loader::ResultStatus::Success)
ncas_title[rec.type] = std::move(next_nca);
}
break;
}
}
}
} // namespace FileSys

5
src/core/file_sys/submission_package.h
View File

@ -59,9 +59,12 @@ protected:
bool ReplaceFileWithSubdirectory(VirtualFile file, VirtualDir dir) override;
private:
void InitializeExeFSAndRomFS(const std::vector<VirtualFile>& files);
void ReadNCAs(const std::vector<VirtualFile>& files);
VirtualFile file;
bool extracted;
bool extracted = false;
Loader::ResultStatus status;
std::map<u64, Loader::ResultStatus> program_status;