Files
Xenia-Canary/src/xenia/base/debugging_win.cc
chss95cs@gmail.com a63f424c0a Directly check PEB for IsDebuggerAttached
Add constexpr getters to magicdiv class so it can be used from jitted x64/dxbc
Track the guest return address as well for guest/host sync, if multiple entries have the same guest stack find the first one with a matching guest retaddr. this fixes epic mickey 2 (which the previous guest-stack change had allowed to go ingame for a bit) and potentially also a crash in fable3.
Break if under debugger when stackpoints are overflowed

Add much more useful output for host exceptions, print out xenia_canary.exe relative offsets if exception is in module, formatmessage for ntstatus/win32err, strerror

Minor d3d12 microoptimization, instead of doing SetEventOnCompletion + WaitForSingleObject do SetEventOnCompletion w/ nullptr so that the wait happens in kernel mode, avoiding two extra context switches

add unimplemented kernel functions:
ExAllocatePoolWithTag
ObReferenceObject

ObDereferenceObject has no return value.
Log a message when ObDereferenceObject/Reference receive unregistered guest kernel objects
gave ObLookupThreadByThreadId its correct error status
hoist object_types initialization out of ObReferenceObjectByHandle
Fix out parameter values on error for a few kernel funcs
add note about msr to KeSetCurrentStackPointers
add X_STATUS_OBJECT_TYPE_MISMATCH check for xeNtSetEvent
add msr_mask field to X_KPCR
2022-12-04 12:38:19 -08:00

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/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2014 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#include "xenia/base/debugging.h"
#include "xenia/base/platform_win.h"
#include "xenia/base/string_buffer.h"
namespace xe {
namespace debugging {
bool IsDebuggerAttached() {
return reinterpret_cast<const bool*>(
__readgsqword(0x60))[2]; // get BeingDebugged field of PEB
}
void Break() { __debugbreak(); }
namespace internal {
void DebugPrint(const char* s) { OutputDebugStringA(s); }
} // namespace internal
} // namespace debugging
} // namespace xe