CUtlVector<CBaseAchievement*,CUtlMemory<CBaseAchievement*,int>>::Sort

/* CUtlVector<CBaseAchievement*, CUtlMemory<CBaseAchievement*, int> >::Sort(int
   (*)(CBaseAchievement* const*, CBaseAchievement* const*)) */

void __thiscall
CUtlVector<CBaseAchievement*,CUtlMemory<CBaseAchievement*,int>>::Sort
          (CUtlVector<CBaseAchievement*,CUtlMemory<CBaseAchievement*,int>> *this,
          _func_int_CBaseAchievement_ptr_ptr_CBaseAchievement_ptr_ptr *param_1)

{
  int iVar1;
  size_t __nmemb;
  undefined4 uVar2;
  int iVar3;
  int iVar4;
  undefined4 *puVar5;
  undefined4 *puVar6;
  int local_24;
  
  __nmemb = *(size_t *)(this + 0xc);
  if (1 < (int)__nmemb) {
    if (*(void **)this == (void *)0x0) {
      local_24 = __nmemb - 1;
      do {
        if (0 < local_24) {
          iVar4 = 1;
          do {
            while( true ) {
              iVar1 = iVar4 * 4;
              iVar3 = (*param_1)((CBaseAchievement **)(*(int *)this + iVar1 + -4),
                                 (CBaseAchievement **)(*(int *)this + iVar1));
              if (-1 < iVar3) break;
              iVar4 = iVar4 + 1;
              puVar5 = (undefined4 *)(iVar1 + *(int *)this);
              puVar6 = (undefined4 *)(iVar1 + -4 + *(int *)this);
              uVar2 = *puVar6;
              *puVar6 = *puVar5;
              *puVar5 = uVar2;
              if (local_24 < iVar4) goto LAB_003ea613;
            }
            iVar4 = iVar4 + 1;
          } while (iVar4 <= local_24);
        }
LAB_003ea613:
        local_24 = local_24 + -1;
        if (local_24 == -1) {
          return;
        }
      } while( true );
    }
    qsort(*(void **)this,__nmemb,4,(__compar_fn_t)param_1);
  }
  return;
}