1 files changed, 68 insertions, 0 deletions
diff --git a/security/sandbox/chromium/sandbox/win/src/internal_types.h b/security/sandbox/chromium/sandbox/win/src/internal_types.h
new file mode 100644
index 0000000000..9971da81d0
--- /dev/null
+++ b/security/sandbox/chromium/sandbox/win/src/internal_types.h
@@ -0,0 +1,68 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef SANDBOX_WIN_SRC_INTERNAL_TYPES_H_
+#define SANDBOX_WIN_SRC_INTERNAL_TYPES_H_
+
+#include <stdint.h>
+
+namespace sandbox {
+
+const wchar_t kNtdllName[] = L"ntdll.dll";
+const wchar_t kKerneldllName[] = L"kernel32.dll";
+const wchar_t kKernelBasedllName[] = L"kernelbase.dll";
+
+// Defines the supported C++ types encoding to numeric id. Like a simplified
+// RTTI. Note that true C++ RTTI will not work because the types are not
+// polymorphic anyway.
+enum ArgType {
+  INVALID_TYPE = 0,
+  WCHAR_TYPE,
+  UINT32_TYPE,
+  UNISTR_TYPE,
+  VOIDPTR_TYPE,
+  INPTR_TYPE,
+  INOUTPTR_TYPE,
+  LAST_TYPE
+};
+
+// Encapsulates a pointer to a buffer and the size of the buffer.
+class CountedBuffer {
+ public:
+  CountedBuffer(void* buffer, uint32_t size) : size_(size), buffer_(buffer) {}
+
+  uint32_t Size() const { return size_; }
+
+  void* Buffer() const { return buffer_; }
+
+ private:
+  uint32_t size_;
+  void* buffer_;
+};
+
+// Helper class to convert void-pointer packed ints for both
+// 32 and 64 bit builds. This construct is non-portable.
+class IPCInt {
+ public:
+  explicit IPCInt(void* buffer) { buffer_.vp = buffer; }
+
+  explicit IPCInt(uint32_t i32) {
+    buffer_.vp = nullptr;
+    buffer_.i32 = i32;
+  }
+
+  uint32_t As32Bit() const { return buffer_.i32; }
+
+  void* AsVoidPtr() const { return buffer_.vp; }
+
+ private:
+  union U {
+    void* vp;
+    uint32_t i32;
+  } buffer_;
+};
+
+}  // namespace sandbox
+
+#endif  // SANDBOX_WIN_SRC_INTERNAL_TYPES_H_