41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
// base64.cpp - written and placed in the public domain by Wei Dai
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#include "pch.h"
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#include "base64.h"
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NAMESPACE_BEGIN(CryptoPP)
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static const byte s_vec[] =
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"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
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static const byte s_padding = '=';
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void Base64Encoder::IsolatedInitialize(const NameValuePairs ¶meters)
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{
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bool insertLineBreaks = parameters.GetValueWithDefault("InsertLineBreaks", true);
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int maxLineLength = parameters.GetIntValueWithDefault("MaxLineLength", 72);
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m_filter->Initialize(CombinedNameValuePairs(
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parameters,
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MakeParameters("EncodingLookupArray", (const byte *)s_vec)
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("PaddingByte", s_padding)
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("Log2Base", 6)
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("GroupSize", insertLineBreaks ? maxLineLength : 0)
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("Seperator", ConstByteArrayParameter("\n"))
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("Terminator", ConstByteArrayParameter("\n"))));
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}
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const int *Base64Decoder::GetDecodingLookupArray()
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{
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static bool s_initialized = false;
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static int s_array[256];
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if (!s_initialized)
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{
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InitializeDecodingLookupArray(s_array, s_vec, 64, false);
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s_initialized = true;
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}
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return s_array;
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}
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NAMESPACE_END
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