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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 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 "public/fpdfview.h" | 7 #include "public/fpdfview.h" |
8 | 8 |
9 #include <memory> | 9 #include <memory> |
10 #include <utility> | 10 #include <utility> |
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1075 | 1075 |
1076 pdfium::base::CheckedNumeric<int> checked_count = count; | 1076 pdfium::base::CheckedNumeric<int> checked_count = count; |
1077 checked_count += pDest->GetCount(); | 1077 checked_count += pDest->GetCount(); |
1078 if (!checked_count.IsValid() || index >= checked_count.ValueOrDie()) | 1078 if (!checked_count.IsValid() || index >= checked_count.ValueOrDie()) |
1079 return nullptr; | 1079 return nullptr; |
1080 | 1080 |
1081 index -= count; | 1081 index -= count; |
1082 int i = 0; | 1082 int i = 0; |
1083 for (const auto& it : *pDest) { | 1083 for (const auto& it : *pDest) { |
1084 bsName = it.first; | 1084 bsName = it.first; |
1085 pDestObj = it.second; | 1085 pDestObj = it.second.get(); |
1086 if (!pDestObj) | 1086 if (!pDestObj) |
1087 continue; | 1087 continue; |
1088 if (i == index) | 1088 if (i == index) |
1089 break; | 1089 break; |
1090 i++; | 1090 i++; |
1091 } | 1091 } |
1092 } else { | 1092 } else { |
1093 pDestObj = nameTree.LookupValue(index, bsName); | 1093 pDestObj = nameTree.LookupValue(index, bsName); |
1094 } | 1094 } |
1095 if (!pDestObj) | 1095 if (!pDestObj) |
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1108 if (!buffer) { | 1108 if (!buffer) { |
1109 *buflen = len; | 1109 *buflen = len; |
1110 } else if (*buflen >= len) { | 1110 } else if (*buflen >= len) { |
1111 memcpy(buffer, utf16Name.c_str(), len); | 1111 memcpy(buffer, utf16Name.c_str(), len); |
1112 *buflen = len; | 1112 *buflen = len; |
1113 } else { | 1113 } else { |
1114 *buflen = -1; | 1114 *buflen = -1; |
1115 } | 1115 } |
1116 return (FPDF_DEST)pDestObj; | 1116 return (FPDF_DEST)pDestObj; |
1117 } | 1117 } |
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