RAPPOR implementation

components/rappor/bytevector.h

Index: components/rappor/bytevector.h
diff --git a/components/rappor/bytevector.h b/components/rappor/bytevector.h
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+// Copyright (c) 2013 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 COMPONENTS_RAPPOR_BYTEVECTOR_H_
+#define COMPONENTS_RAPPOR_BYTEVECTOR_H_
+
+#include <stddef.h>
+#include <stdint.h>
+#include <vector>
+
+// ByteVector is a class that extends a vector of one byte integers with
+// methods for manipulating it's content as a set of binary bits.
+
+namespace rappor {
+
+class ByteVector : public std::vector<uint8_t> {
+ public:
+  explicit ByteVector(size_t bytes_size);
+  explicit ByteVector(const std::vector<uint8_t>& v);
+  ByteVector(const char* bytes, int bytes_size);
+
+  // Computes a bitwise AND of this and another byte vector.  Both byte vectors
+  // must be the same size.
+  ByteVector And(ByteVector rhs) const;
+
+  // Computes a bitwise OR of this and another byte vector.  Both byte vectors
+  // must be the same size.
+  ByteVector Or(ByteVector rhs) const;
+
+  // Computes a bitwise inversion of this byte vector.
+  ByteVector Not() const;
+};
+
+}  // namespace rappor
+
+#endif  // COMPONENTS_RAPPOR_BYTEVECTOR_H_