// 
// sub_18001DA20 from 0x18001da20 to 0x18001db69 (329 bytes)
// 
// 4 xrefs:
// > cocos2d::extension::CCTableView::operator= @ 0x18001cb1e
// > <???> @ 0x18002f994
// > <???> @ 0x18002f9a4
// > <???> @ 0x18004b070
// 
// This function is hookable on this platform!
// 
// Using BromaIDA 8.0.0 @ https://github.com/Stazzical/BromaIDA
// Using bindings at commit ba9f177b at Thu Jul 16 22:52:06 2026 from https://github.com/geode-sdk/bindings
// 

char *__fastcall sub_18001DA20(void **a1, char *a2, unsigned __int64 a3)
{
  char *v3; // rdi
  char *v6; // r15
  unsigned __int64 v7; // rcx
  size_t v8; // rbx
  void *v9; // rcx
  unsigned __int64 v10; // rsi

  v3 = (char *)*a1;
  v6 = a2;
  v7 = ((_BYTE *)a1[2] - (_BYTE *)*a1) >> 2;
  if ( a3 <= v7 )
  {
    v9 = v3;
    v10 = ((_BYTE *)a1[1] - v3) >> 2;
    if ( a3 <= v10 )
    {
      v8 = 4 * a3;
    }
    else
    {
      memmove(v3, a2, 4 * v10);
      v3 = (char *)a1[1];
      a2 = &v6[4 * v10];
      v9 = v3;
      v8 = 4 * (a3 - v10);
    }
    memmove(v9, a2, v8);
  }
  else
  {
    if ( a3 > 0x3FFFFFFFFFFFFFFFLL )
      sub_180003530();
    if ( v3 )
    {
      if ( 4 * v7 >= 0x1000 )
      {
        if ( (unsigned __int64)&v3[-*((_QWORD *)v3 - 1) - 8] > 0x1F )
          invalid_parameter_noinfo_noreturn();
        v3 = *((char **)v3 - 1);
      }
      j_j_free(v3);
      *a1 = nullptr;
      a1[1] = nullptr;
      a1[2] = nullptr;
    }
    sub_18001DE50(a1);
    v3 = (char *)*a1;
    v8 = 4 * a3;
    memmove(*a1, v6, 4 * a3);
  }
  a1[1] = &v3[v8];
  return &v3[v8];
}