27 lines
709 B
C
27 lines
709 B
C
|
/*
|
||
|
|
* Copyright 2019, Adrien Destugues, pulkomandy@pulkomandy.tk.
|
||
|
|
* Distributed under the terms of the MIT License.
|
||
|
|
*/
|
||
|
|
#ifndef _BYTE_POINTER_H
|
||
|
|
#define _BYTE_POINTER_H
|
||
|
|
|
||
|
|
|
||
|
|
#include <stdlib.h>
|
||
|
|
|
||
|
|
|
||
|
|
// Behaves like a char* pointer, but -> and & return the right pointed type.
|
||
|
|
// Assumes the offsets passed to + and += maintain the alignment for the type.
|
||
|
|
template<class T> struct BytePointer {
|
||
|
|
char* address;
|
||
|
|
|
||
|
|
BytePointer(void* base) { address = (char*)base; }
|
||
|
|
|
||
|
|
T* operator&() { return reinterpret_cast<T*>(address); }
|
||
|
|
T* operator->() { return reinterpret_cast<T*>(address); }
|
||
|
|
void operator+=(size_t offset) { address += offset; }
|
||
|
|
char* operator+(size_t offset) const { return address + offset; }
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
#endif
|