9cc35d1ba3
This implements StringUtils::find_any_of() and uses it in
String::find_any_of() and StringView::find_any_of(). All uses of
find_{first,last}_of have been replaced with find_any_of(), find() or
find_last(). find_{first,last}_of have subsequently been removed.
81 lines
2 KiB
C++
81 lines
2 KiB
C++
/*
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* Copyright (c) 2020, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/String.h>
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#include <AK/Types.h>
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#include <LibC/sys/arch/i386/regs.h>
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namespace ELF::Core {
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struct [[gnu::packed]] NotesEntryHeader {
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enum Type : u8 {
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Null = 0, // Terminates segment
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ProcessInfo,
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ThreadInfo,
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MemoryRegionInfo,
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Metadata,
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};
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Type type;
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};
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struct [[gnu::packed]] NotesEntry {
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NotesEntryHeader header;
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char data[];
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};
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struct [[gnu::packed]] ProcessInfo {
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NotesEntryHeader header;
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// Information is stored as JSON blob to allow arbitrary
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// number and length of strings/objects/arrays.
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//
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// Keys:
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// - "pid" (int)
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// - "termination_signal" (u8)
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// - "executable_path" (String)
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// - "arguments" (Vector<String>)
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// - "environment" (Vector<String>)
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char json_data[]; // Null terminated
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};
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struct [[gnu::packed]] ThreadInfo {
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NotesEntryHeader header;
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int tid;
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PtraceRegisters regs;
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};
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struct [[gnu::packed]] MemoryRegionInfo {
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NotesEntryHeader header;
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uint32_t region_start;
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uint32_t region_end;
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uint16_t program_header_index;
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char region_name[]; // Null terminated
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String object_name() const
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{
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StringView memory_region_name { region_name };
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if (memory_region_name.contains("Loader.so"))
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return "Loader.so";
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auto maybe_colon_index = memory_region_name.find(':');
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if (!maybe_colon_index.has_value())
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return {};
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return memory_region_name.substring_view(0, *maybe_colon_index).to_string();
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}
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};
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struct [[gnu::packed]] Metadata {
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NotesEntryHeader header;
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// Arbitrary metadata, set via SC_set_coredump_metadata.
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// Limited to 16 entries and 16 KiB keys/values by the kernel.
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//
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// Well-known keys:
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// - "assertion": Used by LibC's __assertion_failed() to store assertion info
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// - "pledge_violation": Used by the Kernel's REQUIRE_PROMISE() to store pledge violation info
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char json_data[]; // Null terminated
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};
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}
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