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Kernel+Userland: Add x86_64 registers to RegisterState/PtraceRegisters
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13 changed files with 265 additions and 23 deletions
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@ -12,7 +12,13 @@ namespace Kernel {
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KResultOr<int> Process::sys$get_stack_bounds(Userspace<FlatPtr*> user_stack_base, Userspace<size_t*> user_stack_size)
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{
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FlatPtr stack_pointer = Thread::current()->get_register_dump_from_stack().userspace_esp;
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auto& regs = Thread::current()->get_register_dump_from_stack();
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FlatPtr stack_pointer;
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#if ARCH(I386)
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stack_pointer = regs.userspace_esp;
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#else
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stack_pointer = regs.userspace_rsp;
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#endif
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auto* stack_region = space().find_region_containing(Range { VirtualAddress(stack_pointer), 1 });
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// The syscall handler should have killed us if we had an invalid stack pointer.
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