66 lines
1.2 KiB
C++
66 lines
1.2 KiB
C++
// Copyright 2013 Dolphin Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#pragma once
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#include "Common/Common.h"
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class DataReader
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{
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public:
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__forceinline DataReader()
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: buffer(nullptr), end(nullptr) {}
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__forceinline DataReader(u8* src, u8* _end)
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: buffer(src), end(_end) {}
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__forceinline void WritePointer(u8** src)
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{
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*src = buffer;
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}
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__forceinline u8* operator=(u8* src)
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{
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buffer = src;
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return src;
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}
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__forceinline size_t size()
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{
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return end - buffer;
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}
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template <typename T, bool swapped = true> __forceinline T Peek(int offset = 0)
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{
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T data = *(T*)(buffer + offset);
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if (swapped)
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data = Common::FromBigEndian(data);
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return data;
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}
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template <typename T, bool swapped = true> __forceinline T Read()
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{
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const T result = Peek<T, swapped>();
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buffer += sizeof(T);
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return result;
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}
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template <typename T, bool swapped = false> __forceinline void Write(T data)
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{
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if (swapped)
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data = Common::FromBigEndian(data);
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*(T*)(buffer) = data;
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buffer += sizeof(T);
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}
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template <typename T = u8> __forceinline void Skip(size_t data = 1)
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{
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buffer += sizeof(T) * data;
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}
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private:
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u8* __restrict buffer;
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u8* end;
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};
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