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AK: Use explode_byte for pointer sanitization

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This commit is contained in:
Hendiadyoin1 2021-08-22 16:30:03 +02:00 committed by Ali Mohammad Pur
parent b30b7de2d2
commit 607bddac96
Notes: sideshowbarker 2024-07-18 05:21:02 +09:00 
Author: https://github.com/Hendiadyoin1
Commit: https://github.com/SerenityOS/serenity/commit/607bddac960
Pull-request: https://github.com/SerenityOS/serenity/pull/9573
4 changed files with 4 additions and 16 deletions
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5
AK/NonnullOwnPtr.h
View file

@ -51,10 +51,7 @@ public:
{
clear();
#ifdef SANITIZE_PTRS
if constexpr (sizeof(T*) == 8)
m_ptr = (T*)(0xe3e3e3e3e3e3e3e3);
else
m_ptr = (T*)(0xe3e3e3e3);
m_ptr = (T*)(explode_byte(0xe3));
#endif
}

5
AK/NonnullRefPtr.h
View file

@ -95,10 +95,7 @@ public:
{
assign(nullptr);
#ifdef SANITIZE_PTRS
if constexpr (sizeof(T*) == 8)
m_bits.store(0xb0b0b0b0b0b0b0b0, AK::MemoryOrder::memory_order_relaxed);
else
m_bits.store(0xb0b0b0b0, AK::MemoryOrder::memory_order_relaxed);
m_bits.store(explode_byte(0xb0), AK::MemoryOrder::memory_order_relaxed);
#endif
}

5
AK/OwnPtr.h
View file

@ -43,10 +43,7 @@ public:
{
clear();
#ifdef SANITIZE_PTRS
if constexpr (sizeof(T*) == 8)
m_ptr = (T*)(0xe1e1e1e1e1e1e1e1);
else
m_ptr = (T*)(0xe1e1e1e1);
m_ptr = (T*)(explode_byte(0xe1));
#endif
}

5
AK/RefPtr.h
View file

@ -182,10 +182,7 @@ public:
{
clear();
#ifdef SANITIZE_PTRS
if constexpr (sizeof(T*) == 8)
m_bits.store(0xe0e0e0e0e0e0e0e0, AK::MemoryOrder::memory_order_relaxed);
else
m_bits.store(0xe0e0e0e0, AK::MemoryOrder::memory_order_relaxed);
m_bits.store(explode_byte(0xe0), AK::MemoryOrder::memory_order_relaxed);
#endif
}