Merge remote-tracking branch 'emoose/title-updates'

src/xenia/kernel/user_module.cc

@@ -19,6 +19,7 @@
 #include "xenia/emulator.h"
 #include "xenia/kernel/xfile.h"
 #include "xenia/kernel/xthread.h"
+#include "xenia/vfs/devices/stfs_container_device.h"
 
 DEFINE_bool(xex_apply_patches, true, "Apply XEX patches.", "Kernel");
 
@@ -51,9 +52,11 @@ uint32_t UserModule::title_id() const {
 X_STATUS UserModule::LoadFromFile(std::string path) {
   X_STATUS result = X_STATUS_UNSUCCESSFUL;
 
+  auto file_system = kernel_state()->file_system();
+
   // Resolve the file to open.
   // TODO(benvanik): make this code shared?
-  auto fs_entry = kernel_state()->file_system()->ResolvePath(path);
+  auto fs_entry = file_system->ResolvePath(path);
   if (!fs_entry) {
     XELOGE("File not found: %s", path.c_str());
     return X_STATUS_NO_SUCH_FILE;
@@ -105,7 +108,48 @@ X_STATUS UserModule::LoadFromFile(std::string path) {
   if (cvars::xex_apply_patches) {
     // Search for xexp patch file
     auto patch_entry = kernel_state()->file_system()->ResolvePath(path_ + "p");
+  }
   
+  auto module_path = fs_entry->path();
+
+  auto content_manager = kernel_state()->content_manager();
+
+  if (!file_system->IsSymbolicLink("update:")) {
+    // update:\\ path isn't symlinked, try searching for an update package
+
+    xex2_opt_execution_info* exec_info = 0;
+    xex_module()->GetOptHeader(XEX_HEADER_EXECUTION_INFO, &exec_info);
+
+    if (exec_info) {
+      content_manager->SetTitleIdOverride(exec_info->title_id);
+
+      auto update_packages = content_manager->ListContent(
+          0, (uint32_t)vfs::StfsContentType::kInstaller);
+
+      for (auto& update : update_packages) {
+        auto result = content_manager->OpenContent("update", update);
+
+        if (!file_system->ResolvePath("update:\\" + module_path + "p")) {
+          // XEXP/DLLP doesn't exist in this package, lets just close it
+          content_manager->CloseContent("update");
+          continue;
+        } else {
+          // XEXP/DLLP found, break out of package loop
+          // TODO: verify XEXP/DLLP works first?
+          break;
+        }
+      }
+    }
+  }
+
+  // Unset content_manager title ID override
+  content_manager->SetTitleIdOverride(0);
+
+  // First try checking update:\ root for patch, otherwise try same path as XEX
+  auto patch_entry = file_system->ResolvePath("update:\\" + module_path + "p");
+  if (!patch_entry) {
+    patch_entry = file_system->ResolvePath(path_ + "p");
+  }
   if (patch_entry) {
     auto patch_path = patch_entry->absolute_path();
 
@@ -126,7 +170,6 @@ X_STATUS UserModule::LoadFromFile(std::string path) {
       return X_STATUS_UNSUCCESSFUL;
     }
   }
-  }
 
   return LoadXexContinue();
 }

src/xenia/kernel/xam/content_manager.cc

@@ -14,8 +14,10 @@
 #include "xenia/base/filesystem.h"
 #include "xenia/base/string.h"
 #include "xenia/kernel/kernel_state.h"
+#include "xenia/kernel/user_module.h"
 #include "xenia/kernel/xobject.h"
 #include "xenia/vfs/devices/host_path_device.h"
+#include "xenia/vfs/devices/stfs_container_device.h"
 
 namespace xe {
 namespace kernel {
@@ -35,8 +37,20 @@ ContentPackage::ContentPackage(KernelState* kernel_state, std::string root_name,
                  std::to_string(++content_device_id_) + "\\";
 
   auto fs = kernel_state_->file_system();
-  auto device =
-      std::make_unique<vfs::HostPathDevice>(device_path_, package_path, false);
+
+  std::unique_ptr<vfs::Device> device;
+
+  // If this isn't a folder try mounting as STFS package
+  // Otherwise mount as a local host path
+  if (filesystem::PathExists(package_path) &&
+      !filesystem::IsFolder(package_path)) {
+    device =
+        std::make_unique<vfs::StfsContainerDevice>(device_path_, package_path);
+  } else {
+    device = std::make_unique<vfs::HostPathDevice>(device_path_, package_path,
+                                                   false);
+  }
+
   device->Initialize();
   fs->RegisterDevice(std::move(device));
   fs->RegisterSymbolicLink(root_name_ + ":", device_path_);
@@ -54,37 +68,27 @@ ContentManager::ContentManager(KernelState* kernel_state,
 
 ContentManager::~ContentManager() = default;
 
-std::wstring ContentManager::ResolvePackageRoot(uint32_t content_type) {
-  wchar_t title_id[9] = L"00000000";
-  std::swprintf(title_id, 9, L"%.8X", kernel_state_->title_id());
-
-  std::wstring type_name;
-  switch (content_type) {
-    case 1:
-      // Save games.
-      type_name = L"00000001";
-      break;
-    case 2:
-      // DLC from the marketplace.
-      type_name = L"00000002";
-      break;
-    case 3:
-      // Publisher content?
-      type_name = L"00000003";
-      break;
-    case 0x000D0000:
-      // ???
-      type_name = L"000D0000";
-      break;
-    default:
-      assert_unhandled_case(data.content_type);
-      return nullptr;
+uint32_t ContentManager::title_id() {
+  if (title_id_override_) {
+    return title_id_override_;
   }
+  if (!kernel_state_->GetExecutableModule()) {
+    return -1;
+  }
+  return kernel_state_->title_id();
+}
+
+std::wstring ContentManager::ResolvePackageRoot(uint32_t content_type) {
+  wchar_t title_id_str[9] = L"00000000";
+  std::swprintf(title_id_str, 9, L"%.8X", title_id());
+
+  wchar_t content_type_str[9] = L"00000000";
+  std::swprintf(content_type_str, 9, L"%.8X", content_type);
 
   // Package root path:
   // content_root/title_id/type_name/
-  auto package_root =
-      xe::join_paths(root_path_, xe::join_paths(title_id, type_name));
+  auto package_root = xe::join_paths(
+      root_path_, xe::join_paths(title_id_str, content_type_str));
   return package_root + xe::kWPathSeparator;
 }
 
@@ -94,7 +98,13 @@ std::wstring ContentManager::ResolvePackagePath(const XCONTENT_DATA& data) {
   auto package_root = ResolvePackageRoot(data.content_type);
   auto package_path =
       xe::join_paths(package_root, xe::to_wstring(data.file_name));
+
+  // Add slash to end of path if this is a folder
+  // (or package doesn't exist, meaning we're creating a new folder)
+  if (!xe::filesystem::PathExists(package_path) ||
+      xe::filesystem::IsFolder(package_path)) {
     package_path += xe::kPathSeparator;
+  }
   return package_path;
 }
 
@@ -107,10 +117,6 @@ std::vector<XCONTENT_DATA> ContentManager::ListContent(uint32_t device_id,
   auto package_root = ResolvePackageRoot(content_type);
   auto file_infos = xe::filesystem::ListFiles(package_root);
   for (const auto& file_info : file_infos) {
-    if (file_info.type != xe::filesystem::FileInfo::Type::kDirectory) {
-      // Directories only.
-      continue;
-    }
     XCONTENT_DATA content_data;
     content_data.device_id = device_id;
     content_data.content_type = content_type;
@@ -247,7 +253,11 @@ X_RESULT ContentManager::DeleteContent(const XCONTENT_DATA& data) {
 
   auto package_path = ResolvePackagePath(data);
   if (xe::filesystem::PathExists(package_path)) {
+    if (xe::filesystem::IsFolder(package_path)) {
       xe::filesystem::DeleteFolder(package_path);
+    } else {
+      // TODO: delete STFS package?
+    }
     return X_ERROR_SUCCESS;
   } else {
     return X_ERROR_FILE_NOT_FOUND;

src/xenia/kernel/xam/content_manager.h

@@ -86,7 +86,11 @@ class ContentManager {
   X_RESULT DeleteContent(const XCONTENT_DATA& data);
   std::wstring ResolveGameUserContentPath();
 
+  void SetTitleIdOverride(uint32_t title_id) { title_id_override_ = title_id; }
+
  private:
+  uint32_t title_id();
+
   std::wstring ResolvePackageRoot(uint32_t content_type);
   std::wstring ResolvePackagePath(const XCONTENT_DATA& data);
 
@@ -96,6 +100,9 @@ class ContentManager {
   // TODO(benvanik): remove use of global lock, it's bad here!
   xe::global_critical_region global_critical_region_;
   std::unordered_map<std::string, ContentPackage*> open_packages_;
+
+  uint32_t title_id_override_ =
+      0;  // can be used for games/apps that request content for other IDs
 };
 
 }  // namespace xam