?? hex.cpp
字號:
// hex.cpp - written and placed in the public domain by Wei Dai#include "pch.h"#include "hex.h"NAMESPACE_BEGIN(CryptoPP)static const byte s_vecUpper[] = "0123456789ABCDEF";static const byte s_vecLower[] = "0123456789abcdef";void HexEncoder::IsolatedInitialize(const NameValuePairs ¶meters){ bool uppercase = parameters.GetValueWithDefault("Uppercase", true); m_filter->Initialize(CombinedNameValuePairs( parameters, MakeParameters("EncodingLookupArray", uppercase ? &s_vecUpper[0] : &s_vecLower[0])("Log2Base", 4)));}const int *HexDecoder::GetDecodingLookupArray(){ static bool s_initialized = false; static int s_array[256]; if (!s_initialized) { InitializeDecodingLookupArray(s_array, s_vecUpper, 16, true); s_initialized = true; } return s_array;}NAMESPACE_END
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