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LibCore: Remove leading C from filenames
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214 changed files with 361 additions and 361 deletions
108
Libraries/LibCore/IODevice.h
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108
Libraries/LibCore/IODevice.h
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/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <AK/ByteBuffer.h>
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#include <AK/StringView.h>
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#include <LibCore/Object.h>
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namespace Core {
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class IODevice : public Object {
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C_OBJECT_ABSTRACT(IODevice)
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public:
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enum OpenMode {
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NotOpen = 0,
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ReadOnly = 1,
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WriteOnly = 2,
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ReadWrite = 3,
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Append = 4,
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Truncate = 8,
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MustBeNew = 16,
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};
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virtual ~IODevice() override;
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int fd() const { return m_fd; }
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unsigned mode() const { return m_mode; }
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bool is_open() const { return m_mode != NotOpen; }
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bool eof() const { return m_eof; }
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int error() const { return m_error; }
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const char* error_string() const;
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bool has_error() const { return m_error != 0; }
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int read(u8* buffer, int length);
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ByteBuffer read(int max_size);
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ByteBuffer read_line(int max_size);
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ByteBuffer read_all();
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bool write(const u8*, int size);
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bool write(const StringView& v) { return write((const u8*)v.characters_without_null_termination(), v.length()); }
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// FIXME: I would like this to be const but currently it needs to call populate_read_buffer().
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bool can_read_line();
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bool can_read() const;
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enum class SeekMode {
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SetPosition,
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FromCurrentPosition,
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FromEndPosition,
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};
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bool seek(i64, SeekMode = SeekMode::SetPosition, off_t* = nullptr);
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virtual bool open(IODevice::OpenMode) = 0;
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virtual bool close();
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int printf(const char*, ...);
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protected:
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explicit IODevice(Object* parent = nullptr);
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void set_fd(int);
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void set_mode(OpenMode mode) { m_mode = mode; }
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void set_error(int error) { m_error = error; }
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void set_eof(bool eof) { m_eof = eof; }
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virtual void did_update_fd(int) {}
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private:
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bool populate_read_buffer();
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bool can_read_from_fd() const;
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int m_fd { -1 };
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int m_error { 0 };
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bool m_eof { false };
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OpenMode m_mode { NotOpen };
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Vector<u8> m_buffered_data;
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};
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}
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