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Kernel: Make File::write() and File::read() return KResultOr<size_t>
Instead of returning a ssize_t where negative values mean error, we now return KResultOr<size_t> and use the error state to report errors exclusively.
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parent
58feebeed2
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7a3ab6c517
Notes:
sideshowbarker
2024-07-19 04:18:56 +09:00
Author: https://github.com/awesomekling
Commit: 7a3ab6c517
58 changed files with 223 additions and 229 deletions
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@ -61,18 +61,18 @@ bool Console::can_read(const Kernel::FileDescription&, size_t) const
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return false;
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}
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ssize_t Console::read(Kernel::FileDescription&, size_t, u8*, ssize_t)
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Kernel::KResultOr<size_t> Console::read(Kernel::FileDescription&, size_t, u8*, size_t)
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{
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// FIXME: Implement reading from the console.
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// Maybe we could use a ring buffer for this device?
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return 0;
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}
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ssize_t Console::write(Kernel::FileDescription&, size_t, const u8* data, ssize_t size)
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Kernel::KResultOr<size_t> Console::write(Kernel::FileDescription&, size_t, const u8* data, size_t size)
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{
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if (!size)
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return 0;
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for (ssize_t i = 0; i < size; ++i)
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for (size_t i = 0; i < size; ++i)
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put_char(data[i]);
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return size;
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}
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