| OLD | NEW |
| 1 // Copyright 2016 PDFium Authors. All rights reserved. | 1 // Copyright 2016 PDFium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| 6 | 6 |
| 7 #include "core/fpdfapi/fpdf_parser/cpdf_syntax_parser.h" | 7 #include "core/fpdfapi/fpdf_parser/cpdf_syntax_parser.h" |
| 8 | 8 |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
| 11 #include "core/fpdfapi/fpdf_parser/cpdf_boolean.h" | 11 #include "core/fpdfapi/fpdf_parser/cpdf_boolean.h" |
| 12 #include "core/fpdfapi/fpdf_parser/cpdf_crypto_handler.h" |
| 12 #include "core/fpdfapi/fpdf_parser/cpdf_null.h" | 13 #include "core/fpdfapi/fpdf_parser/cpdf_null.h" |
| 13 #include "core/fpdfapi/fpdf_parser/fpdf_parser_utility.h" | 14 #include "core/fpdfapi/fpdf_parser/fpdf_parser_utility.h" |
| 14 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h" | 15 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h" |
| 15 #include "core/fpdfapi/fpdf_parser/include/cpdf_dictionary.h" | 16 #include "core/fpdfapi/fpdf_parser/include/cpdf_dictionary.h" |
| 16 #include "core/fpdfapi/fpdf_parser/include/cpdf_name.h" | 17 #include "core/fpdfapi/fpdf_parser/include/cpdf_name.h" |
| 17 #include "core/fpdfapi/fpdf_parser/include/cpdf_number.h" | 18 #include "core/fpdfapi/fpdf_parser/include/cpdf_number.h" |
| 18 #include "core/fpdfapi/fpdf_parser/include/cpdf_reference.h" | 19 #include "core/fpdfapi/fpdf_parser/include/cpdf_reference.h" |
| 19 #include "core/fpdfapi/fpdf_parser/include/cpdf_stream.h" | 20 #include "core/fpdfapi/fpdf_parser/include/cpdf_stream.h" |
| 20 #include "core/fpdfapi/fpdf_parser/include/cpdf_string.h" | 21 #include "core/fpdfapi/fpdf_parser/include/cpdf_string.h" |
| 21 #include "core/fpdfapi/fpdf_parser/include/fpdf_parser_decode.h" | 22 #include "core/fpdfapi/fpdf_parser/include/fpdf_parser_decode.h" |
| 22 #include "core/fpdfapi/fpdf_parser/ipdf_crypto_handler.h" | |
| 23 #include "core/fpdfapi/include/cpdf_modulemgr.h" | 23 #include "core/fpdfapi/include/cpdf_modulemgr.h" |
| 24 #include "core/fxcrt/include/fx_ext.h" | 24 #include "core/fxcrt/include/fx_ext.h" |
| 25 #include "third_party/base/numerics/safe_math.h" | 25 #include "third_party/base/numerics/safe_math.h" |
| 26 | 26 |
| 27 namespace { | 27 namespace { |
| 28 | 28 |
| 29 struct SearchTagRecord { | 29 struct SearchTagRecord { |
| 30 const char* m_pTag; | 30 const char* m_pTag; |
| 31 uint32_t m_Len; | 31 uint32_t m_Len; |
| 32 uint32_t m_Offset; | 32 uint32_t m_Offset; |
| (...skipping 606 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 639 if (pLenObj && differingObjNum) | 639 if (pLenObj && differingObjNum) |
| 640 len = pLenObj->GetInteger(); | 640 len = pLenObj->GetInteger(); |
| 641 | 641 |
| 642 // Locate the start of stream. | 642 // Locate the start of stream. |
| 643 ToNextLine(); | 643 ToNextLine(); |
| 644 FX_FILESIZE streamStartPos = m_Pos; | 644 FX_FILESIZE streamStartPos = m_Pos; |
| 645 | 645 |
| 646 const CFX_ByteStringC kEndStreamStr("endstream"); | 646 const CFX_ByteStringC kEndStreamStr("endstream"); |
| 647 const CFX_ByteStringC kEndObjStr("endobj"); | 647 const CFX_ByteStringC kEndObjStr("endobj"); |
| 648 | 648 |
| 649 IPDF_CryptoHandler* pCryptoHandler = | 649 CPDF_CryptoHandler* pCryptoHandler = |
| 650 objnum == (uint32_t)m_MetadataObjnum ? nullptr : m_pCryptoHandler.get(); | 650 objnum == (uint32_t)m_MetadataObjnum ? nullptr : m_pCryptoHandler.get(); |
| 651 if (!pCryptoHandler) { | 651 if (!pCryptoHandler) { |
| 652 FX_BOOL bSearchForKeyword = TRUE; | 652 FX_BOOL bSearchForKeyword = TRUE; |
| 653 if (len >= 0) { | 653 if (len >= 0) { |
| 654 pdfium::base::CheckedNumeric<FX_FILESIZE> pos = m_Pos; | 654 pdfium::base::CheckedNumeric<FX_FILESIZE> pos = m_Pos; |
| 655 pos += len; | 655 pos += len; |
| 656 if (pos.IsValid() && pos.ValueOrDie() < m_FileLen) | 656 if (pos.IsValid() && pos.ValueOrDie() < m_FileLen) |
| 657 m_Pos = pos.ValueOrDie(); | 657 m_Pos = pos.ValueOrDie(); |
| 658 | 658 |
| 659 m_Pos += ReadEOLMarkers(m_Pos); | 659 m_Pos += ReadEOLMarkers(m_Pos); |
| (...skipping 318 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 978 match = ch == tag[0] ? 1 : 0; | 978 match = ch == tag[0] ? 1 : 0; |
| 979 } | 979 } |
| 980 | 980 |
| 981 if (limit && m_Pos == limit) | 981 if (limit && m_Pos == limit) |
| 982 return -1; | 982 return -1; |
| 983 } | 983 } |
| 984 return -1; | 984 return -1; |
| 985 } | 985 } |
| 986 | 986 |
| 987 void CPDF_SyntaxParser::SetEncrypt( | 987 void CPDF_SyntaxParser::SetEncrypt( |
| 988 std::unique_ptr<IPDF_CryptoHandler> pCryptoHandler) { | 988 std::unique_ptr<CPDF_CryptoHandler> pCryptoHandler) { |
| 989 m_pCryptoHandler = std::move(pCryptoHandler); | 989 m_pCryptoHandler = std::move(pCryptoHandler); |
| 990 } | 990 } |
| OLD | NEW |