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// Copyright 2016 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef CORE_FPDFAPI_FPDF_PARSER_IPDF_SECURITY_HANDLER_H_
#define CORE_FPDFAPI_FPDF_PARSER_IPDF_SECURITY_HANDLER_H_
#include "core/fxcrt/include/fx_system.h"
class CPDF_Parser;
class CPDF_Dictionary;
class IPDF_CryptoHandler;
#define FXCIPHER_NONE 0
#define FXCIPHER_RC4 1
#define FXCIPHER_AES 2
#define FXCIPHER_AES2 3
class IPDF_SecurityHandler {
public:
virtual ~IPDF_SecurityHandler();
virtual FX_BOOL OnInit(CPDF_Parser* pParser,
CPDF_Dictionary* pEncryptDict) = 0;
virtual uint32_t GetPermissions() = 0;
virtual FX_BOOL GetCryptInfo(int& cipher,
const uint8_t*& buffer,
int& keylen) = 0;
virtual FX_BOOL IsMetadataEncrypted() = 0;
virtual IPDF_CryptoHandler* CreateCryptoHandler() = 0;
};
#endif // CORE_FPDFAPI_FPDF_PARSER_IPDF_SECURITY_HANDLER_H_
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