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