Renaming xe::fs to xe::filesystem and xe::kernel::fs to xe::vfs.

Progress on #294.

src/xenia/vfs/entry.h

@@ -0,0 +1,93 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#ifndef XENIA_VFS_ENTRY_H_
+#define XENIA_VFS_ENTRY_H_
+
+#include <memory>
+#include <string>
+
+#include "xenia/xbox.h"
+
+namespace xe {
+namespace kernel {
+class KernelState;
+class XFile;
+struct X_FILE_NETWORK_OPEN_INFORMATION;
+class X_FILE_DIRECTORY_INFORMATION;
+class X_FILE_FS_ATTRIBUTE_INFORMATION;
+class X_FILE_FS_SIZE_INFORMATION;
+class X_FILE_FS_VOLUME_INFORMATION;
+}  // namespace kernel
+}  // namespace xe
+
+namespace xe {
+namespace vfs {
+
+using namespace xe::kernel;
+
+class Device;
+
+enum class Mode {
+  READ,
+  READ_WRITE,
+  READ_APPEND,
+};
+
+class MemoryMapping {
+ public:
+  MemoryMapping(uint8_t* address, size_t length);
+  virtual ~MemoryMapping();
+
+  uint8_t* address() const { return address_; }
+  size_t length() const { return length_; }
+
+ private:
+  uint8_t* address_;
+  size_t length_;
+};
+
+class Entry {
+ public:
+  Entry(Device* device, const std::string& path);
+  virtual ~Entry();
+
+  Device* device() const { return device_; }
+  const std::string& path() const { return path_; }
+  const std::string& absolute_path() const { return absolute_path_; }
+  const std::string& name() const { return name_; }
+
+  bool is_read_only() const;
+
+  virtual X_STATUS QueryInfo(X_FILE_NETWORK_OPEN_INFORMATION* out_info) = 0;
+  virtual X_STATUS QueryDirectory(X_FILE_DIRECTORY_INFORMATION* out_info,
+                                  size_t length, const char* file_name,
+                                  bool restart) = 0;
+
+  virtual bool can_map() { return false; }
+
+  virtual std::unique_ptr<MemoryMapping> CreateMemoryMapping(
+      Mode map_mode, const size_t offset, const size_t length) {
+    return NULL;
+  }
+
+  virtual X_STATUS Open(KernelState* kernel_state, Mode mode, bool async,
+                        XFile** out_file) = 0;
+
+ private:
+  Device* device_;
+  std::string path_;
+  std::string absolute_path_;
+  std::string name_;
+};
+
+}  // namespace vfs
+}  // namespace xe
+
+#endif  // XENIA_VFS_ENTRY_H_