diff options
Diffstat (limited to 'core/include/fpdfapi')
-rw-r--r-- | core/include/fpdfapi/cpdf_parser.h | 4 | ||||
-rw-r--r-- | core/include/fpdfapi/fpdf_parser.h | 86 | ||||
-rw-r--r-- | core/include/fpdfapi/fpdf_serial.h | 4 | ||||
-rw-r--r-- | core/include/fpdfapi/ipdf_crypto_handler.h | 45 | ||||
-rw-r--r-- | core/include/fpdfapi/ipdf_security_handler.h | 4 |
5 files changed, 52 insertions, 91 deletions
diff --git a/core/include/fpdfapi/cpdf_parser.h b/core/include/fpdfapi/cpdf_parser.h index 80a1107743..4ec8d988e0 100644 --- a/core/include/fpdfapi/cpdf_parser.h +++ b/core/include/fpdfapi/cpdf_parser.h @@ -14,7 +14,6 @@ #include "core/include/fxcrt/fx_basic.h" class CPDF_Array; -class CPDF_CryptoHandler; class CPDF_Dictionary; class CPDF_Document; class CPDF_IndirectObjectHolder; @@ -22,6 +21,7 @@ class CPDF_Object; class CPDF_StreamAcc; class CPDF_SyntaxParser; class IFX_FileRead; +class IPDF_CryptoHandler; class IPDF_SecurityHandler; class CPDF_Parser { @@ -63,7 +63,7 @@ class CPDF_Parser { bool IsVersionUpdated() const { return m_bVersionUpdated; } bool IsObjectFreeOrNull(FX_DWORD objnum) const; FX_BOOL IsFormStream(FX_DWORD objnum, FX_BOOL& bForm); - CPDF_CryptoHandler* GetCryptoHandler(); + IPDF_CryptoHandler* GetCryptoHandler(); IFX_FileRead* GetFileAccess() const; FX_FILESIZE GetObjectOffset(FX_DWORD objnum) const; diff --git a/core/include/fpdfapi/fpdf_parser.h b/core/include/fpdfapi/fpdf_parser.h index 705587c513..9504061fcf 100644 --- a/core/include/fpdfapi/fpdf_parser.h +++ b/core/include/fpdfapi/fpdf_parser.h @@ -17,7 +17,7 @@ class CFX_Font; class CFX_Matrix; class CPDF_ColorSpace; -class CPDF_CryptoHandler; +class IPDF_CryptoHandler; class CPDF_Document; class CPDF_DocPageData; class CPDF_DocRenderData; @@ -45,90 +45,6 @@ class IPDF_SecurityHandler; // Indexed by 8-bit char code, contains unicode code points. extern const FX_WORD PDFDocEncoding[256]; -class CPDF_CryptoHandler { - public: - virtual ~CPDF_CryptoHandler() {} - - virtual FX_BOOL Init(CPDF_Dictionary* pEncryptDict, - IPDF_SecurityHandler* pSecurityHandler) = 0; - - virtual FX_DWORD DecryptGetSize(FX_DWORD src_size) = 0; - - virtual void* DecryptStart(FX_DWORD objnum, FX_DWORD gennum) = 0; - - virtual FX_BOOL DecryptStream(void* context, - const uint8_t* src_buf, - FX_DWORD src_size, - CFX_BinaryBuf& dest_buf) = 0; - - virtual FX_BOOL DecryptFinish(void* context, CFX_BinaryBuf& dest_buf) = 0; - - virtual FX_DWORD EncryptGetSize(FX_DWORD objnum, - FX_DWORD version, - const uint8_t* src_buf, - FX_DWORD src_size) = 0; - - virtual FX_BOOL EncryptContent(FX_DWORD objnum, - FX_DWORD version, - const uint8_t* src_buf, - FX_DWORD src_size, - uint8_t* dest_buf, - FX_DWORD& dest_size) = 0; - - void Decrypt(FX_DWORD objnum, FX_DWORD version, CFX_ByteString& str); -}; - -class CPDF_StandardCryptoHandler : public CPDF_CryptoHandler { - public: - CPDF_StandardCryptoHandler(); - ~CPDF_StandardCryptoHandler() override; - - // CPDF_CryptoHandler - FX_BOOL Init(CPDF_Dictionary* pEncryptDict, - IPDF_SecurityHandler* pSecurityHandler) override; - FX_DWORD DecryptGetSize(FX_DWORD src_size) override; - void* DecryptStart(FX_DWORD objnum, FX_DWORD gennum) override; - FX_BOOL DecryptStream(void* context, - const uint8_t* src_buf, - FX_DWORD src_size, - CFX_BinaryBuf& dest_buf) override; - FX_BOOL DecryptFinish(void* context, CFX_BinaryBuf& dest_buf) override; - FX_DWORD EncryptGetSize(FX_DWORD objnum, - FX_DWORD version, - const uint8_t* src_buf, - FX_DWORD src_size) override; - FX_BOOL EncryptContent(FX_DWORD objnum, - FX_DWORD version, - const uint8_t* src_buf, - FX_DWORD src_size, - uint8_t* dest_buf, - FX_DWORD& dest_size) override; - - FX_BOOL Init(int cipher, const uint8_t* key, int keylen); - - protected: - virtual void CryptBlock(FX_BOOL bEncrypt, - FX_DWORD objnum, - FX_DWORD gennum, - const uint8_t* src_buf, - FX_DWORD src_size, - uint8_t* dest_buf, - FX_DWORD& dest_size); - virtual void* CryptStart(FX_DWORD objnum, FX_DWORD gennum, FX_BOOL bEncrypt); - virtual FX_BOOL CryptStream(void* context, - const uint8_t* src_buf, - FX_DWORD src_size, - CFX_BinaryBuf& dest_buf, - FX_BOOL bEncrypt); - virtual FX_BOOL CryptFinish(void* context, - CFX_BinaryBuf& dest_buf, - FX_BOOL bEncrypt); - - uint8_t m_EncryptKey[32]; - int m_KeyLen; - int m_Cipher; - uint8_t* m_pAESContext; -}; CFX_ByteString PDF_NameDecode(const CFX_ByteStringC& orig); CFX_ByteString PDF_NameDecode(const CFX_ByteString& orig); diff --git a/core/include/fpdfapi/fpdf_serial.h b/core/include/fpdfapi/fpdf_serial.h index ccbea36404..6ed3756803 100644 --- a/core/include/fpdfapi/fpdf_serial.h +++ b/core/include/fpdfapi/fpdf_serial.h @@ -44,7 +44,7 @@ class CPDF_Creator { FX_BOOL m_bStandardSecurity; - CPDF_CryptoHandler* m_pCryptoHandler; + IPDF_CryptoHandler* m_pCryptoHandler; FX_BOOL m_bNewCrypto; FX_BOOL m_bEncryptMetadata; @@ -86,7 +86,7 @@ class CPDF_Creator { void InitID(FX_BOOL bDefault = TRUE); int32_t WriteStream(const CPDF_Object* pStream, FX_DWORD objnum, - CPDF_CryptoHandler* pCrypto); + IPDF_CryptoHandler* pCrypto); int32_t m_iStage; FX_DWORD m_dwFlags; diff --git a/core/include/fpdfapi/ipdf_crypto_handler.h b/core/include/fpdfapi/ipdf_crypto_handler.h new file mode 100644 index 0000000000..6a09a02278 --- /dev/null +++ b/core/include/fpdfapi/ipdf_crypto_handler.h @@ -0,0 +1,45 @@ +// 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_INCLUDE_FPDFAPI_IPDF_CRYPTO_HANDLER_H_ +#define CORE_INCLUDE_FPDFAPI_IPDF_CRYPTO_HANDLER_H_ + +#include "core/include/fxcrt/fx_basic.h" + +class CPDF_Dictionary; +class IPDF_SecurityHandler; + +class IPDF_CryptoHandler { + public: + virtual ~IPDF_CryptoHandler(); + + virtual FX_BOOL Init(CPDF_Dictionary* pEncryptDict, + IPDF_SecurityHandler* pSecurityHandler) = 0; + + virtual FX_DWORD DecryptGetSize(FX_DWORD src_size) = 0; + virtual void* DecryptStart(FX_DWORD objnum, FX_DWORD gennum) = 0; + virtual FX_BOOL DecryptStream(void* context, + const uint8_t* src_buf, + FX_DWORD src_size, + CFX_BinaryBuf& dest_buf) = 0; + + virtual FX_BOOL DecryptFinish(void* context, CFX_BinaryBuf& dest_buf) = 0; + virtual FX_DWORD EncryptGetSize(FX_DWORD objnum, + FX_DWORD version, + const uint8_t* src_buf, + FX_DWORD src_size) = 0; + + virtual FX_BOOL EncryptContent(FX_DWORD objnum, + FX_DWORD version, + const uint8_t* src_buf, + FX_DWORD src_size, + uint8_t* dest_buf, + FX_DWORD& dest_size) = 0; + + void Decrypt(FX_DWORD objnum, FX_DWORD version, CFX_ByteString& str); +}; + +#endif // CORE_INCLUDE_FPDFAPI_IPDF_CRYPTO_HANDLER_H_ diff --git a/core/include/fpdfapi/ipdf_security_handler.h b/core/include/fpdfapi/ipdf_security_handler.h index 699cf38c3a..4dce7c6963 100644 --- a/core/include/fpdfapi/ipdf_security_handler.h +++ b/core/include/fpdfapi/ipdf_security_handler.h @@ -11,7 +11,7 @@ class CPDF_Parser; class CPDF_Dictionary; -class CPDF_CryptoHandler; +class IPDF_CryptoHandler; #define FXCIPHER_NONE 0 #define FXCIPHER_RC4 1 @@ -30,7 +30,7 @@ class IPDF_SecurityHandler { int& keylen) = 0; virtual FX_BOOL IsMetadataEncrypted() = 0; - virtual CPDF_CryptoHandler* CreateCryptoHandler() = 0; + virtual IPDF_CryptoHandler* CreateCryptoHandler() = 0; }; #endif // CORE_INCLUDE_FPDFAPI_IPDF_SECURITY_HANDLER_H_ |