PiCMDeleteDeviceKey

INT64 __stdcall PiCMDeleteDeviceKey(
        PVOID IoctlInputBuffer,
        UINT64 IoctlInputBufferSize,
        PVOID IoctlOutputBuffer,
        UINT64 IoctlOutputBufferSize,
        UINT64 *BytesUsed){
  unsigned int v5; 
  int v7; 
  int v8; 
  __int16 v9; 
  __int64 v10; 
  unsigned int v11; 
  int inited; 
  INT64 v14; 
  char *v15; 
  HANDLE Handle; 
  INT64 v17[2]; 
  __int128 v18; 
  UINT64 ExpectedOutputSize; 
  struct _UNICODE_STRING DestinationString; 
  WCHAR SourceString[8]; 
  UINT64 *v22; 
  v15 = 0i64;
  v5 = IoctlOutputBufferSize;
  Handle = 0i64;
  HIDWORD(v14) = 0;
  *(_DWORD *)v22 = 0;
  *(_OWORD *)v17 = 0i64;
  ExpectedOutputSize = 0i64;
  v18 = 0i64;
  LODWORD(v14) = 0;
  DestinationString = 0i64;
  v7 = PiCMCaptureObjectInputData((UINT64)IoctlInputBuffer, IoctlInputBufferSize, (unsigned int)BytesUsed, (INT64)v17);
  if( v7 >= 0 )
  {
    if( PiAuDoesClientHaveAccess(2ui64) )
    {
      if( (_QWORD)v18 && LODWORD(v17[1]) == 1 && IoctlOutputBuffer && v5 >= 8 )
      {
        v8 = PiCMConvertDeviceKeyType(SWORD2(v17[0]), &v14);
        if( v8 >= 0 )
        {
          if( (v9 & 0xFF00) == 512 && HIDWORD(v18) == -1 )
          {
            if( (int)PnpCtxGetCachedContextBaseKey(PiPnpRtlCtx, 4, (__int64 *)&v15) >= 0 )
            {
              v10 = 0i64;
              if( PiPnpRtlCtx )
                v10 = *(_QWORD *)(PiPnpRtlCtx + 224);
              v11 = 0;
              if( (int)SysCtxRegOpenKey(v10, v15, L"Control\\IDConfigDB\\Hardware Profiles", 0, 8u, &Handle) >= 0 )
              {
                do
                {
                  if( v8 < 0 )
                    break;
                  LODWORD(v15) = 5;
                  inited = RegRtlEnumKey(Handle, v11, (char *)SourceString, (unsigned int *)&v15);
                  if( inited >= 0 )
                  {
                    inited = RtlInitUnicodeStringEx(&DestinationString, SourceString);
                    if( inited >= 0 )
                    {
                      inited = RtlUnicodeStringToInteger(&DestinationString, 0i64, (UINT64 *)((char *)&v14 + 4));
                      if( inited >= 0 )
                      {
                        v8 = CmDeleteDeviceRegKey(PiPnpRtlCtx, (const wchar_t *)v18, v14, SHIDWORD(v14));
                        if( v8 == -1073741772 )
                          v8 = 0;
                      }
                    }
                  }
                  ++v11;
                }
                while( inited >= 0 );
              }
            }
          }
          else
          {
            v8 = CmDeleteDeviceRegKey(PiPnpRtlCtx, (const wchar_t *)v18, v14, SHIDWORD(v18));
          }
        }
      }
      else
      {
        v8 = -1073741811;
      }
    }
    else
    {
      v8 = -1073741790;
    }
    if( Handle )
      ZwClose(Handle);
    v7 = PiCMReturnBasicResultData((unsigned int)v8, (unsigned int)ExpectedOutputSize, IoctlOutputBuffer, v5, v22);
  }
  PiCMReleaseObjectInputData((INT64)v17);
  return(unsigned int)v7;
}

Referenced by: