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author | Zach Hilman <zachhilman@gmail.com> | 2018-09-04 00:57:52 +0200 |
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committer | Zach Hilman <zachhilman@gmail.com> | 2018-09-04 22:25:10 +0200 |
commit | 23a16c1720ee522f6ac7d1f426a2d4a918ce41c9 (patch) | |
tree | 43a69cb7046a768760e5ae20eddfe3b53d3ca7f8 /src/core/file_sys | |
parent | nsp: Fix error masking issue with XCI files (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/core/file_sys/patch_manager.cpp | 75 | ||||
-rw-r--r-- | src/core/file_sys/patch_manager.h | 13 |
2 files changed, 66 insertions, 22 deletions
diff --git a/src/core/file_sys/patch_manager.cpp b/src/core/file_sys/patch_manager.cpp index b6e25f7eb..fa2fbe5e1 100644 --- a/src/core/file_sys/patch_manager.cpp +++ b/src/core/file_sys/patch_manager.cpp @@ -2,6 +2,7 @@ // Licensed under GPLv2 or any later version // Refer to the license.txt file included. +#include "core/file_sys/control_metadata.h" #include "core/file_sys/patch_manager.h" #include "core/file_sys/registered_cache.h" #include "core/hle/service/filesystem/filesystem.h" @@ -87,29 +88,63 @@ std::map<PatchType, std::string> PatchManager::GetPatchVersionNames() const { const auto installed = Service::FileSystem::GetUnionContents(); const auto update_tid = GetUpdateTitleID(title_id); - const auto update_control = installed->GetEntry(title_id, ContentRecordType::Control); - if (update_control != nullptr) { - do { - const auto romfs = - PatchRomFS(update_control->GetRomFS(), update_control->GetBaseIVFCOffset(), - FileSys::ContentRecordType::Control); - if (romfs == nullptr) - break; - - const auto control_dir = FileSys::ExtractRomFS(romfs); - if (control_dir == nullptr) - break; - - const auto nacp_file = control_dir->GetFile("control.nacp"); - if (nacp_file == nullptr) - break; - - FileSys::NACP nacp(nacp_file); - out[PatchType::Update] = nacp.GetVersionString(); - } while (false); + PatchManager update{update_tid}; + auto [nacp, discard_icon_file] = update.GetControlMetadata(); + + if (nacp != nullptr) { + out[PatchType::Update] = nacp->GetVersionString(); + } else { + if (installed->HasEntry(update_tid, ContentRecordType::Program)) { + const auto meta_ver = installed->GetEntryVersion(update_tid); + if (meta_ver == boost::none || meta_ver.get() == 0) { + out[PatchType::Update] = ""; + } else { + out[PatchType::Update] = + FormatTitleVersion(meta_ver.get(), TitleVersionFormat::ThreeElements); + } + } } return out; } +std::pair<std::shared_ptr<NACP>, VirtualFile> PatchManager::GetControlMetadata() const { + const auto& installed{Service::FileSystem::GetUnionContents()}; + + const auto base_control_nca = installed->GetEntry(title_id, ContentRecordType::Control); + if (base_control_nca == nullptr) + return {}; + + return ParseControlNCA(base_control_nca); +} + +std::pair<std::shared_ptr<NACP>, VirtualFile> PatchManager::ParseControlNCA( + const std::shared_ptr<NCA>& nca) const { + const auto base_romfs = nca->GetRomFS(); + if (base_romfs == nullptr) + return {}; + + const auto romfs = PatchRomFS(base_romfs, nca->GetBaseIVFCOffset(), ContentRecordType::Control); + if (romfs == nullptr) + return {}; + + const auto extracted = ExtractRomFS(romfs); + if (extracted == nullptr) + return {}; + + auto nacp_file = extracted->GetFile("control.nacp"); + if (nacp_file == nullptr) + nacp_file = extracted->GetFile("Control.nacp"); + + const auto nacp = nacp_file == nullptr ? nullptr : std::make_shared<NACP>(nacp_file); + + VirtualFile icon_file; + for (const auto& language : FileSys::LANGUAGE_NAMES) { + icon_file = extracted->GetFile("icon_" + std::string(language) + ".dat"); + if (icon_file != nullptr) + break; + } + + return {nacp, icon_file}; +} } // namespace FileSys diff --git a/src/core/file_sys/patch_manager.h b/src/core/file_sys/patch_manager.h index b6bf86222..c2626bc6c 100644 --- a/src/core/file_sys/patch_manager.h +++ b/src/core/file_sys/patch_manager.h @@ -7,13 +7,14 @@ #include <map> #include <string> #include "common/common_types.h" +#include "core/file_sys/nca_metadata.h" +#include "core/file_sys/romfs_factory.h" #include "core/file_sys/vfs.h" -#include "nca_metadata.h" -#include "romfs_factory.h" namespace FileSys { class NCA; +class NACP; enum class TitleVersionFormat : u8 { ThreeElements, ///< vX.Y.Z @@ -47,6 +48,14 @@ public: // i.e. Update v80 will return {Update, 80} std::map<PatchType, std::string> GetPatchVersionNames() const; + // Given title_id of the program, attempts to get the control data of the update and parse it, + // falling back to the base control data. + std::pair<std::shared_ptr<NACP>, VirtualFile> GetControlMetadata() const; + + // Version of GetControlMetadata that takes an arbitrary NCA + std::pair<std::shared_ptr<NACP>, VirtualFile> ParseControlNCA( + const std::shared_ptr<NCA>& nca) const; + private: u64 title_id; }; |