CThreadSafeMultiMemoryPool::Alloc

/* CThreadSafeMultiMemoryPool::Alloc(unsigned int) */

uint * __thiscall CThreadSafeMultiMemoryPool::Alloc(CThreadSafeMultiMemoryPool *this,uint param_1)

{
  CThreadSafeMultiMemoryPool *pCVar1;
  uint uVar2;
  uint *puVar3;
  uint uVar4;
  uint *local_28;
  uint *local_24;
  uint local_20;
  
  if (param_1 == 0) {
    return (uint *)0x0;
  }
  if (param_1 <= *(uint *)(this + 0x14)) {
    puVar3 = (uint *)CThreadSafeMemoryPool::Alloc
                               (**(uint **)(*(int *)(this + 0x18) + (param_1 - 1 >> 5) * 4));
    *puVar3 = param_1;
    return puVar3 + 1;
  }
  puVar3 = malloc(param_1 + 4);
  if (puVar3 == (uint *)0x0) {
    return (uint *)0x0;
  }
  *puVar3 = param_1;
  pCVar1 = this + 0x48;
  uVar4 = ThreadGetCurrentId();
  if (uVar4 != *(uint *)(this + 0x48)) {
    LOCK();
    uVar2 = *(uint *)pCVar1;
    if (uVar2 == 0) {
      *(uint *)pCVar1 = uVar4;
    }
    UNLOCK();
    if (uVar2 != 0) {
      CThreadFastMutex::Lock((uint)pCVar1,uVar4);
      goto LAB_0007562f;
    }
  }
  *(int *)(this + 0x4c) = *(int *)(this + 0x4c) + 1;
LAB_0007562f:
  local_20 = param_1;
  local_28 = puVar3;
  local_24 = puVar3;
                    /* try { // try from 00075645 to 00075649 has its CatchHandler @ 000756ca */
  CUtlRBTree<CUtlMap<void*,CThreadSafeMultiMemoryPool::RawAllocation_t,unsigned_short>::Node_t,unsigned_short,CUtlMap<void*,CThreadSafeMultiMemoryPool::RawAllocation_t,unsigned_short>::CKeyLess,CUtlMemory<UtlRBTreeNode_t<CUtlMap<void*,CThreadSafeMultiMemoryPool::RawAllocation_t,unsigned_short>::Node_t,unsigned_short>,unsigned_short>>
  ::Insert((CUtlRBTree<CUtlMap<void*,CThreadSafeMultiMemoryPool::RawAllocation_t,unsigned_short>::Node_t,unsigned_short,CUtlMap<void*,CThreadSafeMultiMemoryPool::RawAllocation_t,unsigned_short>::CKeyLess,CUtlMemory<UtlRBTreeNode_t<CUtlMap<void*,CThreadSafeMultiMemoryPool::RawAllocation_t,unsigned_short>::Node_t,unsigned_short>,unsigned_short>>
            *)(this + 0x2c),(Node_t *)&local_28);
  *(int *)(this + 0x4c) = *(int *)(this + 0x4c) + -1;
  if (*(int *)(this + 0x4c) == 0) {
    LOCK();
    *(uint *)pCVar1 = 0;
    UNLOCK();
  }
  return puVar3 + 1;
}