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59 lines
1.1 KiB
C++
59 lines
1.1 KiB
C++
/*
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* Copyright (c) 2021, Ali Mohammad Pur <mpfard@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/StdLibExtraDetails.h>
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#include <AK/Types.h>
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namespace AK {
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struct ByteReader {
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template<typename T>
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requires(IsTriviallyCopyable<T>) static void store(u8* addr, T value)
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{
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__builtin_memcpy(addr, &value, sizeof(T));
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}
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template<typename T>
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requires(IsTriviallyConstructible<T>) static void load(u8 const* addr, T& value)
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{
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__builtin_memcpy(&value, addr, sizeof(T));
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}
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template<typename T>
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static T* load_pointer(u8 const* address)
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{
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FlatPtr value;
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load<FlatPtr>(address, value);
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return reinterpret_cast<T*>(value);
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}
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static u16 load16(u8 const* address)
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{
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u16 value;
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load(address, value);
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return value;
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}
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static u32 load32(u8 const* address)
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{
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u32 value;
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load(address, value);
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return value;
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}
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static u64 load64(u8 const* address)
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{
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u64 value;
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load(address, value);
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return value;
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}
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};
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}
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using AK::ByteReader;
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