System_String_o *__cdecl Dress_Core_DressEnv__GetEncryptKey(const MethodInfo *method)
{
  System_Collections_Generic_List_byte__o *v1; // x19
  __int64 v2; // x1
  System_Text_Encoding_o *v3; // x20
  Dress_Core_DressEnv_c *v4; // x0
  struct System_String_array *v5; // x21
  __int64 v6; // x0
  System_String_o *v7; // x21
  __int64 v8; // x20
  System_Text_Encoding_o *v9; // x0
  struct System_String_array *v10; // x22
  __int64 v11; // x0
  System_String_o *v12; // x22
  const MethodInfo *v13; // x2
  __int64 v14; // x21
  System_Text_Encoding_o *v15; // x0
  struct System_String_array *v16; // x23
  __int64 v17; // x0
  System_String_o *v18; // x23
  const MethodInfo *v19; // x2
  __int64 v20; // x22
  System_Text_Encoding_o *v21; // x0
  struct System_String_array *v22; // x24
  __int64 v23; // x0
  System_String_o *v24; // x24
  const MethodInfo *v25; // x2
  __int64 v26; // x23
  int32_t v27; // w0
  int32_t v28; // w24
  __int64 v29; // x0
  __int64 v30; // x0
  __int64 v31; // x0
  unsigned int v32; // w8
  __int64 v33; // x24
  __int64 v34; // x0
  uint8_t v35; // w24
  System_Text_Encoding_o *v36; // x20
  System_Byte_array *v37; // x19

  if ( !(byte_10313FE50 & 1) )
  {
    sub_100D3B36C(12738LL);
    byte_10313FE50 = 1;
  }
  v1 = (System_Collections_Generic_List_byte__o *)sub_100D17F40(System_Collections_Generic_List_byte__TypeInfo);
  System_Collections_Generic_List_byte____ctor(
    v1,
    (const MethodInfo_1431 *)Method_System_Collections_Generic_List_byte___ctor__);
  v3 = System_Text_Encoding__get_UTF8(0LL);
  v4 = Dress_Core_DressEnv_TypeInfo;
  if ( Dress_Core_DressEnv_TypeInfo->_2.bitflags2 & 2 && !Dress_Core_DressEnv_TypeInfo->_2.cctor_finished )
  {
    sub_100D31AA8(Dress_Core_DressEnv_TypeInfo, v2);
    v4 = Dress_Core_DressEnv_TypeInfo;
  }
  v5 = v4->static_fields->encryptKeys;
  if ( !v5 )
    sub_100D23A40(0LL);
  if ( !LODWORD(v5->max_length) )
  {
    v6 = sub_100D2464C();
    sub_100D239B4(v6, 0LL, 0LL);
  }
  v7 = v5->m_Items[0];
  if ( !v3 )
    sub_100D23A40(0LL);
  v8 = ((__int64 (__fastcall *)(System_Text_Encoding_o *, System_String_o *, const MethodInfo *))v3->klass->vtable._19_GetBytes.methodPtr)(
         v3,
         v7,
         v3->klass->vtable._19_GetBytes.method);
  v9 = System_Text_Encoding__get_UTF8(0LL);
  v10 = Dress_Core_DressEnv_TypeInfo->static_fields->encryptKeys;
  if ( !v10 )
    sub_100D23A40(0LL);
  if ( LODWORD(v10->max_length) <= 3 )
  {
    v11 = sub_100D2464C();
    sub_100D239B4(v11, 0LL, 0LL);
  }
  v12 = v10->m_Items[3];
  if ( !v9 )
    sub_100D23A40(0LL);
  v13 = v9->klass->vtable._19_GetBytes.method;
  v14 = ((__int64 (*)(void))v9->klass->vtable._19_GetBytes.methodPtr)();
  v15 = System_Text_Encoding__get_UTF8(0LL);
  v16 = Dress_Core_DressEnv_TypeInfo->static_fields->encryptKeys;
  if ( !v16 )
    sub_100D23A40(0LL);
  if ( LODWORD(v16->max_length) <= 4 )
  {
    v17 = sub_100D2464C();
    sub_100D239B4(v17, 0LL, 0LL);
  }
  v18 = v16->m_Items[4];
  if ( !v15 )
    sub_100D23A40(0LL);
  v19 = v15->klass->vtable._19_GetBytes.method;
  v20 = ((__int64 (*)(void))v15->klass->vtable._19_GetBytes.methodPtr)();
  v21 = System_Text_Encoding__get_UTF8(0LL);
  v22 = Dress_Core_DressEnv_TypeInfo->static_fields->encryptKeys;
  if ( !v22 )
    sub_100D23A40(0LL);
  if ( LODWORD(v22->max_length) <= 1 )
  {
    v23 = sub_100D2464C();
    sub_100D239B4(v23, 0LL, 0LL);
  }
  v24 = v22->m_Items[1];
  if ( !v21 )
    sub_100D23A40(0LL);
  v25 = v21->klass->vtable._19_GetBytes.method;
  v26 = ((__int64 (*)(void))v21->klass->vtable._19_GetBytes.methodPtr)();
  if ( !v1 )
LABEL_33:
    sub_100D23A40(0LL);
  while ( System_Collections_Generic_List_byte___get_Count(
            v1,
            (const MethodInfo_1431 *)Method_System_Collections_Generic_List_byte__get_Count__) <= 127 )
  {
    v27 = System_Collections_Generic_List_byte___get_Count(
            v1,
            (const MethodInfo_1431 *)Method_System_Collections_Generic_List_byte__get_Count__);
    v28 = v27;
    if ( !v14 )
      sub_100D23A40(0LL);
    if ( (unsigned int)v27 >= *(_DWORD *)(v14 + 24) )
    {
      v29 = sub_100D2464C();
      sub_100D239B4(v29, 0LL, 0LL);
    }
    if ( !v1 )
      sub_100D23A40(0LL);
    System_Collections_Generic_List_byte___Add(
      v1,
      *(_BYTE *)(v14 + v27 + 32),
      (const MethodInfo_1431 *)Method_System_Collections_Generic_List_byte__Add__);
    if ( !v8 )
      sub_100D23A40(0LL);
    if ( (unsigned int)(v28 + 1) >= *(_DWORD *)(v8 + 24) )
    {
      v30 = sub_100D2464C();
      sub_100D239B4(v30, 0LL, 0LL);
    }
    if ( !v1 )
      sub_100D23A40(0LL);
    System_Collections_Generic_List_byte___Add(
      v1,
      *(_BYTE *)(v8 + v28 + 1 + 32),
      (const MethodInfo_1431 *)Method_System_Collections_Generic_List_byte__Add__);
    if ( !v26 )
      sub_100D23A40(0LL);
    if ( (unsigned int)(v28 + 2) >= *(_DWORD *)(v26 + 24) )
    {
      v31 = sub_100D2464C();
      sub_100D239B4(v31, 0LL, 0LL);
    }
    if ( !v1 )
      sub_100D23A40(0LL);
    System_Collections_Generic_List_byte___Add(
      v1,
      *(_BYTE *)(v26 + v28 + 2 + 32),
      (const MethodInfo_1431 *)Method_System_Collections_Generic_List_byte__Add__);
    if ( !v20 )
      sub_100D23A40(0LL);
    v32 = v28 + 3;
    v33 = v28 + 3;
    if ( v32 >= *(_DWORD *)(v20 + 24) )
    {
      v34 = sub_100D2464C();
      sub_100D239B4(v34, 0LL, 0LL);
    }
    v35 = *(_BYTE *)(v20 + v33 + 32);
    if ( !v1 )
      sub_100D23A40(0LL);
    System_Collections_Generic_List_byte___Add(
      v1,
      v35,
      (const MethodInfo_1431 *)Method_System_Collections_Generic_List_byte__Add__);
    if ( !v1 )
      goto LABEL_33;
  }
  System_Collections_Generic_List_byte___Reverse(
    v1,
    (const MethodInfo_1431 *)Method_System_Collections_Generic_List_byte__Reverse__);
  v36 = System_Text_Encoding__get_UTF8(0LL);
  if ( !v1 )
    sub_100D23A40(0LL);
  v37 = System_Collections_Generic_List_byte___ToArray(
          v1,
          (const MethodInfo_1431 *)Method_System_Collections_Generic_List_byte__ToArray__);
  if ( !v36 )
    sub_100D23A40(0LL);
  return (System_String_o *)((__int64 (__fastcall *)(System_Text_Encoding_o *, System_Byte_array *, _QWORD))v36->klass[1]._1.byval_arg.data)(
                              v36,
                              v37,
                              *(_QWORD *)&v36->klass[1]._1.byval_arg.bits);
}