| 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_hint_tables.h" | 7 #include "core/fpdfapi/fpdf_parser/cpdf_hint_tables.h" |
| 8 | 8 |
| 9 #include <limits> | 9 #include <limits> |
| 10 | 10 |
| 11 #include "core/fpdfapi/fpdf_parser/cpdf_array.h" | 11 #include "core/fpdfapi/fpdf_parser/cpdf_array.h" |
| 12 #include "core/fpdfapi/fpdf_parser/cpdf_data_avail.h" | 12 #include "core/fpdfapi/fpdf_parser/cpdf_data_avail.h" |
| 13 #include "core/fpdfapi/fpdf_parser/cpdf_dictionary.h" | 13 #include "core/fpdfapi/fpdf_parser/cpdf_dictionary.h" |
| 14 #include "core/fpdfapi/fpdf_parser/cpdf_document.h" | 14 #include "core/fpdfapi/fpdf_parser/cpdf_document.h" |
| 15 #include "core/fpdfapi/fpdf_parser/cpdf_stream.h" | 15 #include "core/fpdfapi/fpdf_parser/cpdf_stream.h" |
| 16 #include "core/fpdfapi/fpdf_parser/cpdf_stream_acc.h" | 16 #include "core/fpdfapi/fpdf_parser/cpdf_stream_acc.h" |
| 17 #include "core/fxcrt/include/fx_safe_types.h" | 17 #include "core/fxcrt/fx_safe_types.h" |
| 18 #include "third_party/base/numerics/safe_conversions.h" | 18 #include "third_party/base/numerics/safe_conversions.h" |
| 19 | 19 |
| 20 namespace { | 20 namespace { |
| 21 | 21 |
| 22 bool CanReadFromBitStream(const CFX_BitStream* hStream, | 22 bool CanReadFromBitStream(const CFX_BitStream* hStream, |
| 23 const FX_SAFE_UINT32& bits) { | 23 const FX_SAFE_UINT32& bits) { |
| 24 return bits.IsValid() && hStream->BitsRemaining() >= bits.ValueOrDie(); | 24 return bits.IsValid() && hStream->BitsRemaining() >= bits.ValueOrDie(); |
| 25 } | 25 } |
| 26 | 26 |
| 27 // Sanity check values from the page table header. The note in the PDF 1.7 | 27 // Sanity check values from the page table header. The note in the PDF 1.7 |
| (...skipping 487 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 515 } | 515 } |
| 516 | 516 |
| 517 int CPDF_HintTables::ReadPrimaryHintStream(int index) const { | 517 int CPDF_HintTables::ReadPrimaryHintStream(int index) const { |
| 518 CPDF_Array* pRange = m_pLinearizedDict->GetArrayFor("H"); | 518 CPDF_Array* pRange = m_pLinearizedDict->GetArrayFor("H"); |
| 519 if (!pRange) | 519 if (!pRange) |
| 520 return -1; | 520 return -1; |
| 521 | 521 |
| 522 CPDF_Object* pStreamLen = pRange->GetDirectObjectAt(index); | 522 CPDF_Object* pStreamLen = pRange->GetDirectObjectAt(index); |
| 523 return pStreamLen ? pStreamLen->GetInteger() : -1; | 523 return pStreamLen ? pStreamLen->GetInteger() : -1; |
| 524 } | 524 } |
| OLD | NEW |