Deterministic Postload #2
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| #include "drm.h" | ||
| #include <utils/memory.h> | ||
| #include <cwchar> | ||
|
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| void DRM::WaitForDRMv2() | ||
| { | ||
| GLogger.writeln(L"WaitForDRMv2: waiting for DRM..."); | ||
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| if (!DrmEvent->InError()) | ||
| { | ||
| auto rc = DrmEvent->WaitForIt(10000); // 10 seconds timeout should be more than enough | ||
| switch (rc) | ||
| { | ||
| case Utils::EventWaitValue::Signaled: | ||
| GLogger.writeln(L"WaitForDRMv2: event signaled!"); | ||
| delete DrmEvent; | ||
| DrmEvent = nullptr; | ||
| break; | ||
| default: | ||
| GLogger.writeln(L"WaitForDRMv2: event wait failed (EventWaitValue = %d)", (int)rc); | ||
| } | ||
| } | ||
| } | ||
|
|
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| void DRM::WaitForDRMv3() | ||
| { | ||
| int iterations = 0; | ||
| bool foundPattern = false; | ||
| BYTE* offset = nullptr; | ||
|
|
||
| do | ||
| { | ||
| switch (GLEBinkProxy.Game) | ||
| { | ||
| case LEGameVersion::LE1: | ||
| foundPattern = nullptr != Utils::ScanProcess(LE1_UFunctionBind_Pattern, LE1_UFunctionBind_Mask); | ||
| break; | ||
| case LEGameVersion::LE2: | ||
| foundPattern = nullptr != Utils::ScanProcess(LE2_UFunctionBind_Pattern, LE2_UFunctionBind_Mask); | ||
| break; | ||
| case LEGameVersion::LE3: | ||
| foundPattern = nullptr != Utils::ScanProcess(LE3_UFunctionBind_Pattern, LE3_UFunctionBind_Mask); | ||
| break; | ||
| case LEGameVersion::Launcher: | ||
| foundPattern = nullptr != Utils::ScanProcess(LEL_DRMTest_Pattern, LEL_DRMTest_Mask); | ||
| break; | ||
| default: | ||
| foundPattern = true; | ||
| } | ||
|
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| iterations++; | ||
|
|
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| } while (!foundPattern && iterations < 20000); | ||
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| if (!foundPattern) | ||
| { | ||
| GLogger.writeln(L"WaitForDRMv3 - FAILED TO FIND THE PATTERN in %d iteration(s), but still stopping the poll because YOLO.", iterations); | ||
| return; | ||
| } | ||
|
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| GLogger.writeln(L"WaitForDRMv3 - found the pattern in %d iteration(s), stopping the poll.", iterations); | ||
| } | ||
|
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| BYTE* GetActivatorModuleBase() { | ||
| DWORD const CurrentProcess = GetCurrentProcessId(); | ||
| HANDLE const ProcessSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, CurrentProcess); | ||
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| BYTE* BaseAddress = nullptr; | ||
|
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| if (ProcessSnapshot != INVALID_HANDLE_VALUE) { | ||
| MODULEENTRY32 ModuleEntry{}; | ||
| ModuleEntry.dwSize = sizeof ModuleEntry; | ||
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| if (Module32First(ProcessSnapshot, &ModuleEntry)) { | ||
| do { | ||
| auto const* const ModuleName = ModuleEntry.szModule; | ||
| if (ModuleName == std::wcsstr(ModuleName, L"Activation64")) { | ||
| BaseAddress = ModuleEntry.modBaseAddr; | ||
| break; | ||
| } | ||
| } while (Module32Next(ProcessSnapshot, &ModuleEntry)); | ||
| } | ||
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| CloseHandle(ProcessSnapshot); | ||
| } | ||
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| return BaseAddress; | ||
| } | ||
|
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| void DRM::InstallDRMv4Hook(void* detour, void** original) | ||
| { | ||
| auto const ActivatorBase = GetActivatorModuleBase(); | ||
| if (!ActivatorBase) { | ||
| GLogger.writeln(L"InstallDRMv4Hook: ERROR: failed to find Activation64.dll base address."); | ||
| return; | ||
| } | ||
| auto const Offset = ActivatorBase + 0x11480; | ||
| auto spiReturn = GLEBinkProxy.SPI->InstallHook("PostDRM_hook", Offset, detour, original); | ||
| if (spiReturn != SPIReturn::Success) | ||
| { | ||
| GLogger.writeln(L"InstallDRMv4Hook: ERROR: failed to install post-drm hook (code = %d).", static_cast<int>(spiReturn)); | ||
| return; | ||
| } | ||
| GLogger.writeln(L"InstallDRMv4Hook: successfully installed hook on Activation64.dll."); | ||
|
Member
There was a problem hiding this comment. Does this work on DRM-free executables? Is Actionvation64 used?
Member
Author
There was a problem hiding this comment. Probably not. I could have it fall back to the old method if Activation64.dll is not found. |
||
| } | ||
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if an ASI mod fails to load we should probably skip it, not abort, otherwise one bad ASI will ruin the rest, like some of our older ASIs