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      1 
      2 /*
      3  * Copyright 2006 The Android Open Source Project
      4  *
      5  * Use of this source code is governed by a BSD-style license that can be
      6  * found in the LICENSE file.
      7  */
      8 
      9 
     10 #ifndef SkBase64_DEFINED
     11 #define SkBase64_DEFINED
     12 
     13 #include "SkTypes.h"
     14 
     15 struct SkBase64 {
     16 public:
     17     enum Error {
     18         kNoError,
     19         kPadError,
     20         kBadCharError
     21     };
     22 
     23     SkBase64();
     24     Error decode(const char* src, size_t length);
     25     char* getData() { return fData; }
     26     /**
     27        Base64 encodes src into dst. encode is a pointer to at least 65 chars.
     28        encode[64] will be used as the pad character. Encodings other than the
     29        default encoding cannot be decoded.
     30     */
     31     static size_t Encode(const void* src, size_t length, void* dest, const char* encode = NULL);
     32 
     33 #ifdef SK_SUPPORT_UNITTEST
     34     static void UnitTest();
     35 #endif
     36 private:
     37     Error decode(const void* srcPtr, size_t length, bool writeDestination);
     38 
     39     size_t fLength;
     40     char* fData;
     41     friend class SkImageBaseBitmap;
     42 };
     43 
     44 #endif // SkBase64_DEFINED
     45