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Diffstat (limited to 'chromium/content/child/webcrypto/crypto_data.h')
-rw-r--r-- | chromium/content/child/webcrypto/crypto_data.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/chromium/content/child/webcrypto/crypto_data.h b/chromium/content/child/webcrypto/crypto_data.h new file mode 100644 index 00000000000..2433dd7ea1c --- /dev/null +++ b/chromium/content/child/webcrypto/crypto_data.h @@ -0,0 +1,49 @@ +// Copyright 2014 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 CONTENT_CHILD_WEBCRYPTO_CRYPTO_DATA_H_ +#define CONTENT_CHILD_WEBCRYPTO_CRYPTO_DATA_H_ + +#include <string> +#include <vector> + +#include "base/basictypes.h" +#include "content/common/content_export.h" +#include "third_party/WebKit/public/platform/WebVector.h" + +namespace content { + +namespace webcrypto { + +// Helper to pass around a range of immutable bytes. This is conceptually +// similar to base::StringPiece, but for crypto byte data. +// +// The data used at construction is NOT owned, and should remain valid as long +// as the CryptoData is being used. +class CONTENT_EXPORT CryptoData { + public: + // Constructs empty data. + CryptoData(); + + CryptoData(const unsigned char* bytes, unsigned int byte_length); + + // These constructors do NOT copy the data. Hence the base pointer should + // remain valid for the lifetime of CryptoData. + explicit CryptoData(const std::vector<unsigned char>& bytes); + explicit CryptoData(const std::string& bytes); + explicit CryptoData(const blink::WebVector<unsigned char>& bytes); + + const unsigned char* bytes() const { return bytes_; } + unsigned int byte_length() const { return byte_length_; } + + private: + const unsigned char* const bytes_; + const unsigned int byte_length_; +}; + +} // namespace webcrypto + +} // namespace content + +#endif // CONTENT_CHILD_WEBCRYPTO_CRYPTO_DATA_H_ |