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Kernel: Store coredump metadata properties as KStrings

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This patch also replaces the HashMap previously used to store coredump
properties with a plain AK::Array.
This commit is contained in:
Andreas Kling 2021-08-05 23:43:10 +02:00
parent 95669fa861
commit 33adc3a42d
6 changed files with 55 additions and 24 deletions
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25
Kernel/Process.h
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@ -499,9 +499,17 @@ public:
void unblock_waiters(Thread::WaitBlocker::UnblockFlags, u8 signal = 0);
Thread::WaitBlockCondition& wait_block_condition() { return m_wait_block_condition; }
HashMap<String, String>& coredump_metadata() { return m_coredump_metadata; }
const HashMap<String, String>& coredump_metadata() const { return m_coredump_metadata; }
void set_coredump_metadata(const String& key, String value);
template<typename Callback>
void for_each_coredump_property(Callback callback) const
{
for (auto& property : m_coredump_properties) {
if (property.key && property.value)
callback(*property.key, *property.value);
}
}
KResult set_coredump_property(NonnullOwnPtr<KString> key, NonnullOwnPtr<KString> value);
KResult try_set_coredump_property(StringView key, StringView value);
const NonnullRefPtrVector<Thread>& threads_for_coredump(Badge<CoreDump>) const { return m_threads_for_coredump; }
@ -757,7 +765,12 @@ private:
Thread::WaitBlockCondition m_wait_block_condition;
HashMap<String, String> m_coredump_metadata;
struct CoredumpProperty {
OwnPtr<KString> key;
OwnPtr<KString> value;
};
Array<CoredumpProperty, 4> m_coredump_properties;
NonnullRefPtrVector<Thread> m_threads_for_coredump;
@ -915,8 +928,8 @@ inline ProcessID Thread::pid() const
if (Process::current()->has_promises() \
&& !Process::current()->has_promised(Pledge::promise)) { \
dbgln("Has not pledged {}", #promise); \
Process::current()->coredump_metadata().set( \
"pledge_violation", #promise); \
(void)Process::current()->try_set_coredump_property( \
"pledge_violation"sv, #promise); \
Process::current()->crash(SIGABRT, 0); \
VERIFY_NOT_REACHED(); \
} \