// 
// sub_51A54 from 0x51a54 to 0x51de4 (912 bytes)
// 
// 2 xrefs:
// > sub_51EF4 @ 0x51f34
// > sub_51EF4 @ 0x51f3c
// 
// 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
// 

__int64 __fastcall sub_51A54(__int64 a1)
{
  _QWORD *v2; // x8
  _QWORD *v3; // x10
  __int64 v4; // x0
  __int64 v5; // x19
  unsigned int v6; // w9
  _QWORD *v7; // x8
  int v8; // w20
  unsigned int v9; // w8
  __int64 v10; // x21
  unsigned int *v11; // x8
  __int16 v12; // w9
  unsigned int v13; // w8
  char v14; // w8
  int v15; // w0
  __int64 v16; // x8
  __int64 v17; // x0
  unsigned int v18; // w8
  __int64 v19; // x1
  __int64 v20; // x9
  __int64 v21; // x8
  __int64 v22; // x8
  __int64 v23; // x9
  __int64 v24; // x0
  __int64 v25; // x9
  unsigned int v26; // w8
  __int64 v27; // x8
  __int64 v28; // x9
  __int64 result; // x0
  __int64 v30; // x9
  __int64 v31; // [xsp+8h] [xbp-38h] BYREF
  int v32; // [xsp+10h] [xbp-30h]
  char v33; // [xsp+14h] [xbp-2Ch]
  __int64 v34; // [xsp+18h] [xbp-28h]

  v34 = 0;
  FMOD_OS_CriticalSection_Enter(*(_QWORD *)(a1 + 360));
  v2 = *(_QWORD **)(a1 + 336);
  if ( v2 == (_QWORD *)(a1 + 336) )
  {
    FMOD_OS_CriticalSection_Leave(*(_QWORD *)(a1 + 360));
    return 0;
  }
  v3 = (_QWORD *)v2[1];
  v34 = v2[2];
  *v3 = *v2;
  *(_QWORD *)(*v2 + 8LL) = v3;
  *v2 = v2;
  v2[1] = v2;
  v4 = FMOD_OS_CriticalSection_Leave(*(_QWORD *)(a1 + 360));
  if ( !v34 )
    return 0;
  v5 = *(_QWORD *)(v34 + 216);
  v6 = atomic_load((unsigned int *)(v34 + 272));
  if ( v6 != 1 )
  {
    v9 = atomic_load((unsigned int *)(v34 + 272));
    v10 = v34;
    if ( v9 == 7 )
    {
      while ( 1 )
      {
        v11 = (unsigned int *)(v34 + 88);
        v12 = atomic_load((unsigned int *)(v34 + 88));
        if ( (v12 & 0x440) != 0 )
          break;
        FMOD_OS_Time_Sleep(10);
      }
      v14 = atomic_load(v11);
      if ( (v14 & 0x40) == 0 )
      {
        v15 = (*(__int64 (__fastcall **)(_QWORD, _QWORD, _QWORD, __int64))(**(_QWORD **)(v34 + 376) + 216LL))(
                *(_QWORD *)(v34 + 376),
                *(unsigned int *)(*(_QWORD *)(v34 + 264) + 284LL),
                *(unsigned int *)(*(_QWORD *)(v34 + 264) + 288LL),
                1);
        v16 = *(_QWORD *)(v34 + 216);
        v8 = v15;
        v33 = 0;
        v31 = v16;
        v32 = 8;
        sub_520A0(&v31);
        v17 = *(_QWORD *)(v10 + 376);
        v18 = *(_DWORD *)(v17 + 60);
        *(_DWORD *)(v17 + 60) = v18 & 0xFFFFBFFF;
        if ( v8 != 30 )
        {
          if ( v8 )
          {
LABEL_21:
            sub_51F94(&v31);
            goto LABEL_29;
          }
          if ( *(_QWORD *)(v17 + 192) )
            (*(void (__fastcall **)(__int64, _QWORD))(*(_QWORD *)v17 + 88LL))(v17, (v18 >> 5) & 1);
        }
        v8 = 0;
        goto LABEL_21;
      }
      v21 = *(_QWORD *)(v34 + 216);
      v33 = 0;
      v32 = 8;
      v31 = v21;
      sub_520A0(&v31);
      *(_DWORD *)(*(_QWORD *)(v10 + 376) + 60LL) &= ~0x4000u;
      sub_51F94(&v31);
    }
    else
    {
      v13 = atomic_load((unsigned int *)(v34 + 272));
      if ( v13 == 5 )
      {
        v8 = sub_68A84(v34, *(unsigned int *)(v34 + 192));
        if ( !v8 )
        {
          v8 = sub_66E18(v34, 0, 2);
          if ( !v8 )
            v8 = sub_66D84(v34);
        }
        goto LABEL_29;
      }
    }
LABEL_28:
    v8 = 0;
    goto LABEL_29;
  }
  v7 = *(_QWORD **)(v34 + 264);
  if ( (*(_DWORD *)(v34 + 44) & 0x10000800) != 0 )
  {
    v8 = sub_52128(v4, v7[6]);
    if ( v8 )
      goto LABEL_29;
LABEL_25:
    v20 = *(_QWORD *)(v34 + 264);
    if ( *(_BYTE *)(v20 + 280) )
    {
      v8 = 0;
      *(_QWORD *)(v34 + 200) = *(_QWORD *)(v20 + 160);
      goto LABEL_29;
    }
    goto LABEL_28;
  }
  v8 = sub_52128(v4, *v7);
  v19 = **(_QWORD **)(v34 + 264);
  if ( v19 )
  {
    sub_E2D74(*(__int64 *)((char *)&qword_1B0 + (_QWORD)off_114000), v19, "../../src/fmod_async.cpp", 205, 1);
    **(_QWORD **)(v34 + 264) = 0;
  }
  if ( !v8 )
    goto LABEL_25;
LABEL_29:
  v22 = v34;
  *(_DWORD *)(*(_QWORD *)(v34 + 264) + 292LL) = v8;
  v23 = *(_QWORD *)(v22 + 184);
  if ( v23 )
    *(_BYTE *)(v23 + 92) = 1;
  *(_BYTE *)(v22 + 92) = 1;
  atomic_store(2 * (v8 != 0), (unsigned int *)(v22 + 272));
  v24 = v34;
  if ( *(_QWORD *)(v34 + 184) )
  {
    sub_52148();
    v24 = v34;
  }
  if ( *(_QWORD *)(v24 + 168) )
  {
    sub_52148();
  }
  else if ( ((**(__int64 (__fastcall ***)(__int64))v24)(v24) & 1) != 0 && *(_DWORD *)(v34 + 176) == 1 )
  {
    v25 = **(_QWORD **)(v34 + 160);
    if ( v25 )
    {
      v26 = atomic_load((unsigned int *)(v34 + 272));
      atomic_store(v26, (unsigned int *)(v25 + 272));
    }
  }
  v27 = v34;
  v28 = *(_QWORD *)(v34 + 264);
  if ( !*(_BYTE *)(v28 + 280) || !*(_QWORD *)(v28 + 128) )
  {
LABEL_44:
    v30 = *(_QWORD *)(v27 + 184);
    *(_BYTE *)(v27 + 92) = 0;
    if ( v30 )
    {
      *(_BYTE *)(v30 + 92) = 0;
      return 0;
    }
    return 0;
  }
  result = sub_7BA10(v5, 1);
  if ( !(_DWORD)result )
  {
    (*(void (**)(void))(*(_QWORD *)(v34 + 264) + 128LL))();
    result = sub_7BAA0(v5);
    if ( !(_DWORD)result )
    {
      v27 = v34;
      goto LABEL_44;
    }
  }
  return result;
}