[Emulator] Updated "Install Content" function to match PR status

src/xenia/vfs/vfs_dump.cc

@@ -2,7 +2,7 @@
  ******************************************************************************
  * Xenia : Xbox 360 Emulator Research Project                                 *
  ******************************************************************************
- * Copyright 2021 Ben Vanik. All rights reserved.                             *
+ * Copyright 2022 Ben Vanik. All rights reserved.                             *
  * Released under the BSD license - see LICENSE in the root for more details. *
  ******************************************************************************
  */
@@ -19,12 +19,11 @@
 
 #include "xenia/vfs/devices/stfs_container_device.h"
 #include "xenia/vfs/file.h"
+#include "xenia/vfs/virtual_file_system.h"
 
 namespace xe {
 namespace vfs {
 
-using namespace xe::literals;
-
 DEFINE_transient_path(source, "", "Specifies the file to dump from.",
                       "General");
 
@@ -46,72 +45,7 @@ int vfs_dump_main(const std::vector<std::string>& args) {
     XELOGE("Failed to initialize device");
     return 1;
   }
-
-  // Run through all the files, breadth-first style.
-  std::queue<vfs::Entry*> queue;
-  auto root = device->ResolvePath("/");
-  queue.push(root);
-
-  // Allocate a buffer when needed.
-  size_t buffer_size = 0;
-  uint8_t* buffer = nullptr;
-
-  while (!queue.empty()) {
-    auto entry = queue.front();
-    queue.pop();
-    for (auto& entry : entry->children()) {
-      queue.push(entry.get());
-    }
-
-    XELOGI("{}", entry->path());
-    auto dest_name = base_path / xe::to_path(entry->path());
-    if (entry->attributes() & kFileAttributeDirectory) {
-      std::filesystem::create_directories(dest_name);
-      continue;
-    }
-
-    vfs::File* in_file = nullptr;
-    if (entry->Open(FileAccess::kFileReadData, &in_file) != X_STATUS_SUCCESS) {
-      continue;
-    }
-
-    auto file = xe::filesystem::OpenFile(dest_name, "wb");
-    if (!file) {
-      in_file->Destroy();
-      continue;
-    }
-
-    if (entry->can_map()) {
-      auto map = entry->OpenMapped(xe::MappedMemory::Mode::kRead);
-      fwrite(map->data(), map->size(), 1, file);
-      map->Close();
-    } else {
-      // Can't map the file into memory. Read it into a temporary buffer.
-      if (!buffer || entry->size() > buffer_size) {
-        // Resize the buffer.
-        if (buffer) {
-          delete[] buffer;
-        }
-
-        // Allocate a buffer rounded up to the nearest 512MB.
-        buffer_size = xe::round_up(entry->size(), 512_MiB);
-        buffer = new uint8_t[buffer_size];
-      }
-
-      size_t bytes_read = 0;
-      in_file->ReadSync(buffer, entry->size(), 0, &bytes_read);
-      fwrite(buffer, bytes_read, 1, file);
-    }
-
-    fclose(file);
-    in_file->Destroy();
-  }
-
-  if (buffer) {
-    delete[] buffer;
-  }
-
-  return 0;
+  return VirtualFileSystem::ExtractFiles(device.get(), base_path);
 }
 
 }  // namespace vfs