signed int __fastcall OpenNative(int a1, int a2, unsigned int *a3)
{
  int v3; // r4
  unsigned int *v4; // r7
  int v5; // r8
  signed int result; // r0
  unsigned int *v7; // r1
  unsigned int v8; // r2
  unsigned int *v9; // r1
  unsigned int v10; // r2
  unsigned int *v11; // r1
  unsigned int v12; // r2
  unsigned int *v13; // r1
  unsigned int v14; // r2
  _DWORD *v15; // r5
  unsigned int v16; // r4
  int v17; // r6
  unsigned int v18; // r1
  int v19; // r0
  unsigned int *v20; // r1
  unsigned int v21; // r2
  int v22; // r0
  unsigned int *v23; // r1
  unsigned int v24; // r2
  int v25; // r0
  unsigned int *v26; // r1
  unsigned int v27; // r2
  int v28; // r0
  unsigned int *v29; // r1
  unsigned int v30; // r2
  int v31; // r4
  int v32; // r0
  unsigned int *v33; // r1
  unsigned int v34; // r2
  int v35; // r0
  unsigned int *v36; // r1
  unsigned int v37; // r2
  int v38; // r0
  unsigned int *v39; // r1
  unsigned int v40; // r2
  int v41; // r0
  unsigned int *v42; // r1
  unsigned int v43; // r2
  int v44; // r0
  unsigned int *v45; // r1
  unsigned int v46; // r2
  int v47; // r0
  unsigned int *v48; // r1
  unsigned int v49; // r2
  int v50; // r0
  unsigned int *v51; // r1
  unsigned int v52; // r2
  int v53; // r0
  unsigned int *v54; // r1
  unsigned int v55; // r2
  int v56; // r4
  unsigned int *v57; // [sp+F8h] [bp-C8h]
  int v58; // [sp+100h] [bp-C0h]
  int v59; // [sp+10Ch] [bp-B4h]
  int v60; // [sp+118h] [bp-A8h]
  char *v61; // [sp+124h] [bp-9Ch]
  int v62; // [sp+130h] [bp-90h]
  char v63; // [sp+134h] [bp-8Ch]
  int v64; // [sp+150h] [bp-70h]
  int v65; // [sp+15Ch] [bp-64h]
  int v66; // [sp+168h] [bp-58h]
  char *v67; // [sp+174h] [bp-4Ch]
  int v68; // [sp+180h] [bp-40h]
  char v69; // [sp+184h] [bp-3Ch]
  int v70; // [sp+198h] [bp-28h]
  int *stackCookie; // [sp+1A0h] [bp-20h]

  stackCookie = dword_810BEF48;
  v3 = a1;
  v4 = a3;
  sub_810B790C(&v57, a2);
  v5 = (int)v57;
  if ( !v57 )
  {
    result = 0x80580005;
    goto LABEL_206;
  }
  switch ( v3 )
  {
    case 0x301:
    case 0x201:
      goto LABEL_74;
    case 0x101:
      if ( !v4 )
      {
        v13 = v57 + 1;
        __dmb(0xFu);
        do
          v14 = __ldrex(v13);
        while ( __strex(v14 - 1, v13) );
        __dmb(0xFu);
        if ( v14 == 1 && v5 )
          (*(void (__fastcall **)(int))(*(_DWORD *)v5 + 4))(v5);
        result = 0x80580002;
        goto LABEL_206;
      }
      v15 = 0;
      v16 = v4[1];
      v17 = 0;
      if ( v16 )
        v15 = (_DWORD *)SceLibMono_7653B7FE_imp_(v4[1], 4, 0);
      if ( v16 )
        v17 = SceLibMono_5C260726_imp_(v16);
      v18 = *v4;
      if ( *v4 > 2 )
      {
        if ( v18 <= 3 )
        {
          if ( v17 != 1 )
          {
            v28 = (int)v57;
            if ( v57 )
            {
              v29 = v57 + 1;
              __dmb(0xFu);
              do
                v30 = __ldrex(v29);
              while ( __strex(v30 - 1, v29) );
              __dmb(0xFu);
              if ( v30 == 1 )
              {
                if ( v28 )
                  (*(void (**)(void))(*(_DWORD *)v28 + 4))();
              }
            }
            result = 0x80580003;
            goto LABEL_206;
          }