// write access to const memory has been detected, the output may be wrong!
HRESULT __stdcall Decrypt(PINFORMATIONCARD_CRYPTO_HANDLE hCrypto, BOOL fOAEP, DWORD cbInData, PBYTE pInData, DWORD *pcbOutData, PBYTE *ppOutData)
{
  unsigned __int64 v6; // rt0
  _DWORD *v7; // rdx
  __int64 v8; // rcx
  _BYTE *v9; // r8
  __int64 v10; // r9
  _DWORD *v11; // rbp
  unsigned int v12; // ebx
  unsigned int v14; // er13
  unsigned int v15; // edi
  __int64 v16; // [rsp+20h] [rbp-70h]
  void *retaddr; // [rsp+90h] [rbp+0h]

  v6 = __getcallerseflags();
  stru_7FFCA555B200.qword8 = 0x7FFCA5550000i64;
  JUMPOUT(stru_7FFCA555B200.dword0, 0, &loc_7FFCA555BE13);
  CopyCode(&stru_7FFCA555B200);
  v11 = v7;
  if ( *v9 > 1 )
    return -1;
  if ( (unsigned int)v10 < 0xE )
    return -1;
  v12 = (char)v9[1];
  if ( (signed int)v12 >= 225 )
    return -1;
  LOBYTE(v14) = 0;
  if ( (signed int)v12 >= '-' )
  {
    v14 = v12 / 0x2D;
    v12 %= 0x2Du;
  }
  LOBYTE(v15) = 0;
  if ( (signed int)v12 >= 9 )
  {
    v15 = v12 / 9;
    v12 %= 9u;
  }
  LODWORD(v16) = *v7;
  sub_7FFCA555B409(
    &v9[v10],
    2 * (768 << (v15 + v12)) + 3692,
    v12,
    v15,
    v14,
    v9 + 14,
    v10 - 14,
    v8,
    v16,
    (unsigned int *)&retaddr);
  *v11 = (_DWORD)retaddr;
  return 0;
}