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Diffstat (limited to 'chromium/net/quic/crypto/null_encrypter.h')
-rw-r--r-- | chromium/net/quic/crypto/null_encrypter.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/chromium/net/quic/crypto/null_encrypter.h b/chromium/net/quic/crypto/null_encrypter.h new file mode 100644 index 00000000000..ed05e1faaa0 --- /dev/null +++ b/chromium/net/quic/crypto/null_encrypter.h @@ -0,0 +1,41 @@ +// 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 NET_QUIC_CRYPTO_NULL_ENCRYPTER_H_ +#define NET_QUIC_CRYPTO_NULL_ENCRYPTER_H_ + +#include "base/compiler_specific.h" +#include "net/base/net_export.h" +#include "net/quic/crypto/quic_encrypter.h" + +namespace net { + +// A NullEncrypter is a QuicEncrypter used before a crypto negotiation +// has occurred. It does not actually encrypt the payload, but does +// generate a MAC (fnv128) over both the payload and associated data. +class NET_EXPORT_PRIVATE NullEncrypter : public QuicEncrypter { + public: + virtual ~NullEncrypter() {} + + // QuicEncrypter implementation + virtual bool SetKey(base::StringPiece key) OVERRIDE; + virtual bool SetNoncePrefix(base::StringPiece nonce_prefix) OVERRIDE; + virtual bool Encrypt(base::StringPiece nonce, + base::StringPiece associated_data, + base::StringPiece plaintext, + unsigned char* output) OVERRIDE; + virtual QuicData* EncryptPacket(QuicPacketSequenceNumber sequence_number, + base::StringPiece associated_data, + base::StringPiece plaintext) OVERRIDE; + virtual size_t GetKeySize() const OVERRIDE; + virtual size_t GetNoncePrefixSize() const OVERRIDE; + virtual size_t GetMaxPlaintextSize(size_t ciphertext_size) const OVERRIDE; + virtual size_t GetCiphertextSize(size_t plaintext_size) const OVERRIDE; + virtual base::StringPiece GetKey() const OVERRIDE; + virtual base::StringPiece GetNoncePrefix() const OVERRIDE; +}; + +} // namespace net + +#endif // NET_QUIC_CRYPTO_NULL_ENCRYPTER_H_ |