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Add data_slab cast operator to accessor, accommodates system change. #685

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Merged
evoskuil merged 1 commit into from
Nov 7, 2025
Merged

Add data_slab cast operator to accessor, accommodates system change. #685

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16 changes: 14 additions & 2 deletions include/bitcoin/database/impl/memory/accessor.ipp
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Original file line number Diff line number Diff line change
Expand Up @@ -66,13 +66,25 @@ inline ptrdiff_t CLASS::size() const NOEXCEPT
}

TEMPLATE
inline uint8_t* CLASS::begin() NOEXCEPT
inline uint8_t* CLASS::data() const NOEXCEPT
{
return begin();
}

TEMPLATE
inline CLASS::operator system::data_slab() const NOEXCEPT
{
return { begin(), end() };
};

TEMPLATE
inline uint8_t* CLASS::begin() const NOEXCEPT
{
return begin_;
}

TEMPLATE
inline uint8_t* CLASS::end() NOEXCEPT
inline uint8_t* CLASS::end() const NOEXCEPT
{
return end_;
}
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11 changes: 6 additions & 5 deletions include/bitcoin/database/memory/accessor.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -50,12 +50,13 @@ class accessor
/// The logical buffer size (from begin to end).
inline ptrdiff_t size() const NOEXCEPT override;

/// Get logical buffer (guarded against remap only).
inline uint8_t* begin() NOEXCEPT override;
inline uint8_t* end() NOEXCEPT override;

/// Alias for begin.
inline uint8_t* data() NOEXCEPT override { return begin(); }
inline uint8_t* data() const NOEXCEPT override;

/// Get logical buffer (guarded against remap only).
inline operator system::data_slab() const NOEXCEPT override;
inline uint8_t* begin() const NOEXCEPT override;
inline uint8_t* end() const NOEXCEPT override;

private:
uint8_t* begin_{};
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11 changes: 6 additions & 5 deletions include/bitcoin/database/memory/interfaces/memory.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -41,12 +41,13 @@ class memory
/// The logical buffer size (from begin to end).
virtual ptrdiff_t size() const NOEXCEPT = 0;

/// Get logical buffer.
virtual uint8_t* begin() NOEXCEPT = 0;
virtual uint8_t* end() NOEXCEPT = 0;

/// Alias begin.
virtual uint8_t* data() NOEXCEPT = 0;
virtual uint8_t* data() const NOEXCEPT = 0;

/// Get logical buffer.
virtual operator system::data_slab() const NOEXCEPT = 0;
virtual uint8_t* begin() const NOEXCEPT = 0;
virtual uint8_t* end() const NOEXCEPT = 0;
};

typedef memory::ptr memory_ptr;
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