// 
// _mbsdec_l from 0x180140b80 to 0x180140c14 (148 bytes)
// 
// 2 xrefs:
// > _mbsdec @ 0x180140b7b
// > <???> @ 0x180203c44
// 
// 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
// 

unsigned __int8 *__cdecl mbsdec_l(const unsigned __int8 *Start, const unsigned __int8 *Pos, _locale_t Locale)
{
  unsigned __int8 *v6; // rdx
  __int64 v7; // [rsp+20h] [rbp-28h] BYREF
  __int64 v8; // [rsp+30h] [rbp-18h]
  char v9; // [rsp+38h] [rbp-10h]

  if ( !Start || !Pos )
  {
    *errno() = 22;
    invalid_parameter_noinfo();
    return nullptr;
  }
  if ( Start >= Pos )
    return nullptr;
  _LocaleUpdate::_LocaleUpdate((_LocaleUpdate *)&v7, Locale);
  v6 = (unsigned __int8 *)(Pos - 1);
  if ( *(_DWORD *)(v8 + 8) )
  {
    do
      --v6;
    while ( Start <= v6 && (*(_BYTE *)(*v6 + v8 + 25) & 4) != 0 );
    v6 = (unsigned __int8 *)&Pos[-(((_BYTE)Pos - (_BYTE)v6) & 1) - 1];
  }
  if ( v9 )
    *(_DWORD *)(v7 + 936) &= ~2u;
  return v6;
}