Merge pull request #2660 from bakugo/deltafragments

file_sys: Ignore DeltaFragment NCAs during installation

src/core/file_sys/nca_metadata.h

@@ -35,9 +35,9 @@ enum class ContentRecordType : u8 {
     Program = 1,
     Data = 2,
     Control = 3,
-    Manual = 4,
-    Legal = 5,
-    Patch = 6,
+    HtmlDocument = 4,
+    LegalInformation = 5,
+    DeltaFragment = 6,
 };
 
 struct ContentRecord {

src/core/file_sys/registered_cache.cpp

@@ -99,7 +99,7 @@ ContentRecordType GetCRTypeFromNCAType(NCAContentType type) {
         return ContentRecordType::Data;
     case NCAContentType::Manual:
         // TODO(DarkLordZach): Peek at NCA contents to differentiate Manual and Legal.
-        return ContentRecordType::Manual;
+        return ContentRecordType::HtmlDocument;
     default:
         UNREACHABLE_MSG("Invalid NCAContentType={:02X}", static_cast<u8>(type));
     }
@@ -397,8 +397,8 @@ InstallResult RegisteredCache::InstallEntry(const NSP& nsp, bool overwrite_if_ex
     });
 
     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.");
+        LOG_ERROR(Loader, "The file you are attempting to install does not have a metadata NCA and "
+                          "is therefore malformed. Check your encryption keys.");
         return InstallResult::ErrorMetaFailed;
     }
 
@@ -415,6 +415,9 @@ InstallResult RegisteredCache::InstallEntry(const NSP& nsp, bool overwrite_if_ex
     const auto cnmt_file = section0->GetFiles()[0];
     const CNMT cnmt(cnmt_file);
     for (const auto& record : cnmt.GetContentRecords()) {
+        // Ignore DeltaFragments, they are not useful to us
+        if (record.type == ContentRecordType::DeltaFragment)
+            continue;
         const auto nca = GetNCAFromNSPForID(nsp, record.nca_id);
         if (nca == nullptr)
             return InstallResult::ErrorCopyFailed;

src/core/file_sys/submission_package.cpp

@@ -248,10 +248,13 @@ void NSP::ReadNCAs(const std::vector<VirtualFile>& files) {
                 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);
+                    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;
                 }
 

src/core/hle/service/am/applets/web_browser.cpp

@@ -459,10 +459,10 @@ void WebBrowser::InitializeOffline() {
     case OfflineWebSource::OfflineHtmlPage:
         // While there is an AppID TLV field, in official SW this is always ignored.
         title_id = 0;
-        type = FileSys::ContentRecordType::Manual;
+        type = FileSys::ContentRecordType::HtmlDocument;
         break;
     case OfflineWebSource::ApplicationLegalInformation:
-        type = FileSys::ContentRecordType::Legal;
+        type = FileSys::ContentRecordType::LegalInformation;
         break;
     case OfflineWebSource::SystemDataPage:
         type = FileSys::ContentRecordType::Data;

src/core/loader/nsp.cpp

@@ -168,7 +168,8 @@ ResultStatus AppLoader_NSP::ReadControlData(FileSys::NACP& nacp) {
 }
 
 ResultStatus AppLoader_NSP::ReadManualRomFS(FileSys::VirtualFile& file) {
-    const auto nca = nsp->GetNCA(nsp->GetProgramTitleID(), FileSys::ContentRecordType::Manual);
+    const auto nca =
+        nsp->GetNCA(nsp->GetProgramTitleID(), FileSys::ContentRecordType::HtmlDocument);
     if (nsp->GetStatus() != ResultStatus::Success || nca == nullptr)
         return ResultStatus::ErrorNoRomFS;
     file = nca->GetRomFS();

src/core/loader/xci.cpp

@@ -134,7 +134,7 @@ ResultStatus AppLoader_XCI::ReadControlData(FileSys::NACP& control) {
 
 ResultStatus AppLoader_XCI::ReadManualRomFS(FileSys::VirtualFile& file) {
     const auto nca = xci->GetSecurePartitionNSP()->GetNCA(xci->GetProgramTitleID(),
-                                                          FileSys::ContentRecordType::Manual);
+                                                          FileSys::ContentRecordType::HtmlDocument);
     if (xci->GetStatus() != ResultStatus::Success || nca == nullptr)
         return ResultStatus::ErrorXCIMissingPartition;
     file = nca->GetRomFS();