ladybird/Userland/Libraries/LibDebug/StackFrameUtils.cpp
Ali Mohammad Pur 6d64b13a1b LibDebug+Everywhere: Avoid void* -> FlatPtr -> void* dance
And limit the `void*` to the functions that interface the system (i.e.
ptrace wrappers).
This generally makes the code less riddled with casts.
2022-01-28 22:51:27 +00:00

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C++

/*
* Copyright (c) 2020, Itamar S. <itamar8910@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "StackFrameUtils.h"
namespace Debug::StackFrameUtils {
Optional<StackFrameInfo> get_info(ProcessInspector const& inspector, FlatPtr current_ebp)
{
auto return_address = inspector.peek(current_ebp + sizeof(FlatPtr));
auto next_ebp = inspector.peek(current_ebp);
if (!return_address.has_value() || !next_ebp.has_value())
return {};
StackFrameInfo info = { return_address.value(), next_ebp.value() };
return info;
}
}