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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef SkValidatingReadBuffer_DEFINED | 8 #ifndef SkValidatingReadBuffer_DEFINED |
9 #define SkValidatingReadBuffer_DEFINED | 9 #define SkValidatingReadBuffer_DEFINED |
10 | 10 |
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56 // helpers to get info about arrays and binary data | 56 // helpers to get info about arrays and binary data |
57 virtual uint32_t getArrayCount() SK_OVERRIDE; | 57 virtual uint32_t getArrayCount() SK_OVERRIDE; |
58 | 58 |
59 virtual void readBitmap(SkBitmap* bitmap) SK_OVERRIDE; | 59 virtual void readBitmap(SkBitmap* bitmap) SK_OVERRIDE; |
60 // TODO: Implement this (securely) when needed | 60 // TODO: Implement this (securely) when needed |
61 virtual SkTypeface* readTypeface() SK_OVERRIDE; | 61 virtual SkTypeface* readTypeface() SK_OVERRIDE; |
62 | 62 |
63 virtual bool validate(bool isValid) SK_OVERRIDE; | 63 virtual bool validate(bool isValid) SK_OVERRIDE; |
64 virtual bool isValid() const SK_OVERRIDE; | 64 virtual bool isValid() const SK_OVERRIDE; |
65 | 65 |
| 66 virtual bool validateAvailable(size_t size) SK_OVERRIDE; |
| 67 |
66 private: | 68 private: |
67 bool readArray(void* value, size_t size, size_t elementSize); | 69 bool readArray(void* value, size_t size, size_t elementSize); |
68 | 70 |
69 void setMemory(const void* data, size_t size); | 71 void setMemory(const void* data, size_t size); |
70 | 72 |
71 static bool IsPtrAlign4(const void* ptr) { | 73 static bool IsPtrAlign4(const void* ptr) { |
72 return SkIsAlign4((uintptr_t)ptr); | 74 return SkIsAlign4((uintptr_t)ptr); |
73 } | 75 } |
74 | 76 |
75 SkReader32 fReader; | 77 SkReader32 fReader; |
76 bool fError; | 78 bool fError; |
77 | 79 |
78 typedef SkFlattenableReadBuffer INHERITED; | 80 typedef SkFlattenableReadBuffer INHERITED; |
79 }; | 81 }; |
80 | 82 |
81 #endif // SkValidatingReadBuffer_DEFINED | 83 #endif // SkValidatingReadBuffer_DEFINED |
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