mirror of
https://github.com/RGBCube/serenity
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2dfe5751f3
And make an effort to propagate errors out from the inner parts. This fixes an issue where the kernel would infinitely loop in coredump generation if the TmpFS filled up.
65 lines
2.4 KiB
C++
65 lines
2.4 KiB
C++
/*
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* Copyright (c) 2019-2020, Jesse Buhagiar <jooster669@gmail.com>
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* Copyright (c) 2020, Itamar S. <itamar8910@gmail.com>
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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/LexicalPath.h>
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#include <AK/NonnullRefPtr.h>
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#include <AK/OwnPtr.h>
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#include <Kernel/Forward.h>
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#include <LibELF/exec_elf.h>
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namespace Kernel {
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class Process;
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class CoreDump {
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public:
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static OwnPtr<CoreDump> create(Process&, const String& output_path);
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~CoreDump();
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[[nodiscard]] KResult write();
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private:
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CoreDump(Process&, NonnullRefPtr<FileDescription>&&);
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static RefPtr<FileDescription> create_target_file(const Process&, const String& output_path);
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[[nodiscard]] KResult write_elf_header();
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[[nodiscard]] KResult write_program_headers(size_t notes_size);
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[[nodiscard]] KResult write_regions();
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[[nodiscard]] KResult write_notes_segment(ByteBuffer&);
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ByteBuffer create_notes_segment_data() const;
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ByteBuffer create_notes_threads_data() const;
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ByteBuffer create_notes_regions_data() const;
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Process& m_process;
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NonnullRefPtr<FileDescription> m_fd;
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const size_t m_num_program_headers;
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};
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}
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