WdipSemLoadScenarioTable

INT64 __fastcall WdipSemLoadScenarioTable(){
  __int64 v0; 
  UINT64 v1; 
  int v2; 
  unsigned int v3; 
  NTSTATUS v4; 
  WCHAR v5; 
  bool v6; 
  ULONG v7; 
  PSLIST_ENTRY v8; 
  int NextScenario; 
  INT64 v10; 
  EVENT_DESCRIPTOR *v11; 
  INT64 v12; 
  unsigned int v13; 
  unsigned int v14; 
  int v15; 
  unsigned int v17; 
  unsigned int v18; 
  __int64 v19; 
  __int64 v20; 
  UINT64 Length; 
  ULONG ResultLength[2]; 
  HANDLE Key; 
  HANDLE Handle; 
  int ReturnValue; 
  int v26; 
  __int64 v27; 
  HANDLE KeyHandle; 
  HANDLE v29; 
  struct _UNICODE_STRING v30; 
  struct _OSVERSIONINFOEXW VersionInfo; 
  GUID Guid; 
  char KeyInformation[12]; 
  unsigned int v34; 
  WCHAR SourceString[68]; 
  KeyHandle = 0i64;
  Handle = 0i64;
  Key = 0i64;
  v29 = 0i64;
  v0 = 0i64;
  ResultLength[0] = 0;
  ReturnValue = 0;
  v26 = 0;
  v30 = 0i64;
  Guid = 0i64;
  memset((INT64)&VersionInfo, 0i64);
  v1 = 0i64;
  v2 = WdipSemOpenRegistryKey(
         L"\\REGISTRY\\MACHINE\\SYSTEM\\CURRENTCONTROLSET\\Control\\WDI\\Scenarios",
         0i64,
         &KeyHandle);
  if( v2 >= 0 )
  {
    v3 = 0;
    while( 1 )
    {
      while( 1 )
      {
        do
        {
          while( 1 )
          {
            do
            {
              do
              {
LABEL_3:
                if( Handle )
                {
                  ZwClose(Handle);
                  Handle = 0i64;
                }
                if( Key )
                {
                  ZwClose(Key);
                  Key = 0i64;
                }
                if( v29 )
                {
                  ZwClose(v29);
                  v29 = 0i64;
                }
                memset((INT64)KeyInformation, 0i64);
                LODWORD(Length) = 150;
                v4 = ZwEnumerateKey(
                       KeyHandle,
                       v3++,
                       KeyBasicInformation,
                       KeyInformation,
                       Length,
                       (UINT64 *)ResultLength);
                if( v4 == -2147483622 )
                {
                  v2 = 0;
                  WdipSemEnableAllProviders();
                  goto LABEL_36;
                }
              }
              while( v4 < 0 );
              if( v34 >= 0x80 )
              {
                v2 = -2147483643;
                goto LABEL_36;
              }
              SourceString[(unsigned __int64)v34 >> 1] = 0;
              RtlInitUnicodeString(&v30, SourceString, v5);
            }
            while( RtlGUIDFromString(&v30, &Guid) < 0 );
            if( !WdipSemDisabledScenarioTable )
              break;
            v17 = *((_DWORD *)WdipSemDisabledScenarioTable + 256);
            v18 = 0;
            if( !v17 )
              break;
            while( 1 )
            {
              v19 = 16i64 * v18;
              v20 = *(_QWORD *)&Guid.Data1 - *(_QWORD *)((char *)WdipSemDisabledScenarioTable + v19);
              if( *(_QWORD *)&Guid.Data1 == *(_QWORD *)((char *)WdipSemDisabledScenarioTable + v19) )
                v20 = *(_QWORD *)Guid.Data4 - *(_QWORD *)((char *)WdipSemDisabledScenarioTable + v19 + 8);
              if( !v20 )
                break;
              if( ++v18 >= v17 )
                goto LABEL_14;
            }
          }
LABEL_14:
          ;
        }
        while( (int)WdipSemOpenRegistryKey(SourceString, KeyHandle, &Handle) < 0 );
        LODWORD(v27) = 1;
        v6 = 1;
        if( (int)WdipSemOpenRegistryKey(L"Config", Handle, &Key) >= 0 )
          break;
LABEL_16:
        if( (int)WdipSemOpenRegistryKey(L"Instrumentation", Handle, &v29) >= 0 )
        {
          v7 = 0;
          while( 1 )
          {
            while( 1 )
            {
              if( v0 )
                WdipSemFreeScenario(v0);
              v8 = WdipSemFastAllocate(1, 0x4A0u);
              v0 = (__int64)v8;
              if( !v8 )
              {
                v2 = -1073741670;
                goto LABEL_36;
              }
              memset((INT64)v8, 0i64);
              *(_BYTE *)(v0 + 1176) = v6;
              NextScenario = WdipSemLoadNextScenario(v29, v7++, (GUID *)v0);
              v13 = NextScenario;
              if( NextScenario == -2147483622 )
                goto LABEL_3;
              if( NextScenario >= 0 )
                break;
              if( EtwEventEnabled(WdipSemRegHandle, (EVENT_DESCRIPTOR *)&WDI_SEM_EVENT_INIT_MISCONFIG, v11) )
                WdipSemWriteMisconfigEvent((GUID *)v0, *(_WORD *)(v0 + 16), v13);
            }
            if( (unsigned int)dword_140C1A360 >= 0x40 )
              break;
            v14 = OldNumProviders;
            WdipSemUpdateProviderTableWithScenario(v0, v10, (INT64)v11, v12);
            if( v15 < 0 || *(_DWORD *)(v0 + 52) && (int)WdipSemAddScenarioToTable(v0) < 0 )
            {
              WdipSemRollBackProviderTable(v14);
            }
            else
            {
              WdipSemUpdateProviderEntriesForScenario(v0);
              if( *(_DWORD *)(v0 + 52) )
                v0 = 0i64;
            }
          }
          if( EtwEventEnabled(WdipSemRegHandle, (EVENT_DESCRIPTOR *)&WDI_SEM_EVENT_INIT_SCENARIO_MAX, v11) )
            WdipSemWriteScenarioLimitExceededEvent(
              (EVENT_DESCRIPTOR *)&WDI_SEM_EVENT_INIT_SCENARIO_MAX,
              (GUID *)v0,
              *(_WORD *)(v0 + 16));
        }
      }
      if( (int)WdipSemQueryValueFromRegistry(
                  Key,
                  (WCHAR *)L"ScenarioExecutionEnabled",
                  4ui64,
                  4ui64,
                  &ReturnValue,
                  (UINT64 *)ResultLength) < 0
        || ReturnValue )
      {
        if( (int)WdipSemQueryValueFromRegistry(
                    Key,
                    (WCHAR *)L"ScenarioExecutionRestrictions",
                    4ui64,
                    4ui64,
                    &v26,
                    (UINT64 *)ResultLength) < 0
          || (v26 & 1) == 0
          || (memset((INT64)&VersionInfo, 0i64),
              VersionInfo.wSuiteMask = 16,
              v1 = VerSetConditionMask(v1, 0x40ui64, 6u),
              RtlVerifyVersionInfo(&VersionInfo, 0x40u, v1) < 0) )
        {
          if( (int)WdipSemQueryValueFromRegistry(
                      Key,
                      (WCHAR *)L"ScenarioTimeoutEnabled",
                      4ui64,
                      4ui64,
                      &v27,
                      (UINT64 *)ResultLength) >= 0 )
            v6 = (_DWORD)v27 != 0;
          goto LABEL_16;
        }
      }
    }
  }
LABEL_36:
  if( KeyHandle )
  {
    ZwClose(KeyHandle);
    KeyHandle = 0i64;
  }
  if( Handle )
  {
    ZwClose(Handle);
    Handle = 0i64;
  }
  if( Key )
  {
    ZwClose(Key);
    Key = 0i64;
  }
  if( v29 )
    ZwClose(v29);
  if( v0 )
    WdipSemFreeScenario(v0);
  return(unsigned int)v2;
}

Referenced by: