iOS18

_engineVar_rawRemove.c

__int64 __fastcall _engineVar_rawRemove(__int64 a1, _QWORD *a2)
{
  _QWORD *v2; // x20
  __int64 v3; // x19
  const char *v4; // x1
  __int64 v5; // ST10_8
  __int64 v6; // x22
  __int64 v7; // x21
  __int64 v8; // x21
  unsigned __int64 v9; // x8
  signed __int64 v10; // x22
  void *v12; // x21
  const char *v13; // x1
  void *v14; // x22
  __int64 v15; // x0
  const char *v16; // x1
  void *v17; // x21
  const char *v18; // x1
  void *v19; // x0
  const char *v20; // x1

  v2 = a2;
  v3 = a1;
  if ( (unsigned int)_NSConstraintBasedLayoutDebug() )
  {
    objc_retainAutoreleaseReturnValue(*v2);
    v5 = *((unsigned int *)v2 + 4);
    NSLog(&stru_46A50);
  }
  if ( v2[3] & 1 || (v6 = v2[1], v7 = NSBitSetCount(v6 + 8), NSBitSetCount(v6 + 24) + v7) )
  {
    v12 = objc_msgSend_currentHandler(off_50000, v4);
    v14 = objc_msgSend_stringWithUTF8String_(off_50018, v13, "void _engineVar_rawRemove(NSISEngineVar)");
    v15 = _engineVar_description(v3, v2);
    objc_msgSend_handleFailureInFunction_file_lineNumber_description_(
      v12,
      v16,
      v14,
      &stru_46830,
      181LL,
      &stru_46A70,
      v15,
      v3);
  }
  if ( v2[3] & 1 )
  {
    v17 = objc_msgSend_currentHandler(off_50000, v4);
    v19 = objc_msgSend_stringWithUTF8String_(off_50018, v18, "NSISCol _engineVar_col(NSISEngineVar)");
    objc_msgSend_handleFailureInFunction_file_lineNumber_description_(
      v17,
      v20,
      v19,
      &stru_46830,
      121LL,
      &stru_46850,
      *v2);
  }
  v8 = v2[1];
  NSBitSetReset(v8 + 8);
  NSBitSetReset(v8 + 24);
  v9 = *(unsigned int *)(*(_QWORD *)v8 + 20LL);
  v10 = v3 + 40 * ((v9 >> 30) & 1);
  NSBitSetAddIndex(v10 + 336, v9 & 0xFFFFFFFFBFFFFFFFLL);
  _table_removeStorageBlockIfPossible(*(_QWORD *)(v10 + 312), v10 + 320, 25LL, v10 + 336);
  NSISVariableRemoveEngine(*v2, v3);
  objc_release(*v2);
  *v2 = 0LL;
  v2[1] = 0LL;
  NSBitSetAddIndex(v3 + 216, *((unsigned int *)v2 + 4));
  return _table_removeStorageBlockIfPossible(*(_QWORD *)(v3 + 192), v3 + 200, 64LL, v3 + 216);
}