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Kernel: Make File::write() and File::read() return KResultOr<size_t>

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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.
This commit is contained in:
Andreas Kling 2020-08-04 18:02:23 +02:00
parent 58feebeed2
commit 7a3ab6c517
58 changed files with 223 additions and 229 deletions
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4
Kernel/Net/UDPSocket.h
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@ -43,8 +43,8 @@ private:
virtual const char* class_name() const override { return "UDPSocket"; }
static Lockable<HashMap<u16, UDPSocket*>>& sockets_by_port();
virtual int protocol_receive(const KBuffer&, void* buffer, size_t buffer_size, int flags) override;
virtual int protocol_send(const void*, size_t) override;
virtual KResultOr<size_t> protocol_receive(const KBuffer&, void* buffer, size_t buffer_size, int flags) override;
virtual KResultOr<size_t> protocol_send(const void*, size_t) override;
virtual KResult protocol_connect(FileDescription&, ShouldBlock) override;
virtual int protocol_allocate_local_port() override;
virtual KResult protocol_bind() override;