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Kernel: Implement new ptrace function PT_PEEKBUF

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This enables the tracer to copy large amounts of data in a much saner
way.
This commit is contained in:
Ben Wiederhake 2021-11-25 22:55:12 +01:00 • committed by Andreas Kling
parent 3e223185b3
commit 0f8483f09c
4 changed files with 35 additions and 0 deletions
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1
Kernel/Process.h
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@ -481,6 +481,7 @@ public:
m_wait_for_tracer_at_next_execve = val;
}
ErrorOr<void> peek_user_data(Span<u8> destination, Userspace<const u8*> address);
ErrorOr<FlatPtr> peek_user_data(Userspace<const FlatPtr*> address);
ErrorOr<void> poke_user_data(Userspace<FlatPtr*> address, FlatPtr data);