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Support ProcessInstrumentationCallback

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This commit is contained in:
66hh
2025-12-27 13:51:10 +08:00
parent d3cb3f4995
commit ecc00216d6
5 changed files with 40 additions and 0 deletions
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13
src/windows-emulator/syscall_dispatcher.cpp
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@@ -101,6 +101,19 @@ void syscall_dispatcher::dispatch(windows_emulator& win_emu)
}
entry->second.handler(c);
if (context.instrumentation_callback != 0 && entry->second.name != "NtContinue")
{
uint64_t rip_old = emu.reg<uint64_t>(x86_register::rip);
// The increase in RIP caused by executing the syscall here has not yet occurred.
// If RIP is set directly, it will lead to an incorrect address, so the length of
// the syscall instruction needs to be subtracted.
emu.reg<uint64_t>(x86_register::rip, context.instrumentation_callback - 2);
emu.reg<uint64_t>(x86_register::r10, rip_old);
}
}
catch (std::exception& e)
{