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https://github.com/RGBCube/serenity
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Kernel: Replace KResult and KResultOr<T> with Error and ErrorOr<T>
We now use AK::Error and AK::ErrorOr<T> in both kernel and userspace! This was a slightly tedious refactoring that took a long time, so it's not unlikely that some bugs crept in. Nevertheless, it does pass basic functionality testing, and it's just real nice to finally see the same pattern in all contexts. :^)
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parent
7ee10c6926
commit
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262 changed files with 2415 additions and 2600 deletions
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@ -90,7 +90,7 @@ bool ConsolePort::can_read(const OpenFileDescription&, size_t) const
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return m_receive_buffer->used_bytes() > 0;
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}
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KResultOr<size_t> ConsolePort::read(OpenFileDescription& desc, u64, UserOrKernelBuffer& buffer, size_t size)
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ErrorOr<size_t> ConsolePort::read(OpenFileDescription& desc, u64, UserOrKernelBuffer& buffer, size_t size)
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{
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if (!size)
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return 0;
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@ -100,10 +100,7 @@ KResultOr<size_t> ConsolePort::read(OpenFileDescription& desc, u64, UserOrKernel
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if (!can_read(desc, size))
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return EAGAIN;
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auto bytes_copied_or_error = m_receive_buffer->copy_data_out(size, buffer);
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if (bytes_copied_or_error.is_error())
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return bytes_copied_or_error.error();
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auto bytes_copied = bytes_copied_or_error.release_value();
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auto bytes_copied = TRY(m_receive_buffer->copy_data_out(size, buffer));
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m_receive_buffer->reclaim_space(m_receive_buffer->start_of_used(), bytes_copied);
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if (m_receive_buffer_exhausted && m_receive_buffer->used_bytes() == 0) {
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@ -123,7 +120,7 @@ bool ConsolePort::can_write(const OpenFileDescription&, size_t) const
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return m_console.get_queue(m_transmit_queue).has_free_slots() && m_transmit_buffer->has_space();
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}
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KResultOr<size_t> ConsolePort::write(OpenFileDescription& desc, u64, const UserOrKernelBuffer& data, size_t size)
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ErrorOr<size_t> ConsolePort::write(OpenFileDescription& desc, u64, const UserOrKernelBuffer& data, size_t size)
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{
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if (!size)
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return 0;
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@ -157,7 +154,7 @@ KResultOr<size_t> ConsolePort::write(OpenFileDescription& desc, u64, const UserO
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return total_bytes_copied;
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}
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KResultOr<NonnullRefPtr<OpenFileDescription>> ConsolePort::open(int options)
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ErrorOr<NonnullRefPtr<OpenFileDescription>> ConsolePort::open(int options)
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{
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if (!m_open)
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m_console.send_open_control_message(m_port, true);
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