CThreadSafeMultiMemoryPool::ReAlloc

/* CThreadSafeMultiMemoryPool::ReAlloc(void*, unsigned int) */

void * __thiscall
CThreadSafeMultiMemoryPool::ReAlloc(CThreadSafeMultiMemoryPool *this,void *param_1,uint param_2)

{
  CThreadSafeMultiMemoryPool *pCVar1;
  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_00;
  uint uVar2;
  ushort uVar3;
  uint uVar4;
  uint *puVar5;
  uint *puVar6;
  void *pvVar7;
  int iVar8;
  uint *local_34 [3];
  uint *local_28;
  uint *local_24;
  uint local_20;
  
  if (param_1 == (void *)0x0) {
    uVar4 = 0xffffffff;
    if (*(int *)(this + 0x14) == -1) goto LAB_00075846;
  }
  else {
    uVar4 = *(uint *)((int)param_1 + -4);
    if (param_2 <= uVar4) {
      return param_1;
    }
    if (uVar4 <= *(uint *)(this + 0x14)) {
LAB_00075846:
      if (*(uint *)(*(int *)(*(int *)(this + 0x18) + (uVar4 - 1 >> 5) * 4) + 4) < param_2) {
        puVar6 = (uint *)Alloc(this,param_2);
        if (puVar6 != (uint *)0x0) {
          *(uint *)(this + 0x50) = *(int *)(this + 0x50) + uVar4;
          pvVar7 = (void *)_V_memcpy(puVar6,param_1,uVar4);
          Free(pvVar7);
          return puVar6;
        }
        param_1 = (uint *)0x0;
      }
      else {
        *(uint *)((int)param_1 + -4) = param_2;
      }
      return 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_000758ab;
    }
  }
  *(int *)(this + 0x4c) = *(int *)(this + 0x4c) + 1;
LAB_000758ab:
  this_00 = (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);
  puVar6 = (uint *)((int)param_1 + -4);
  local_34[0] = puVar6;
                    /* try { // try from 000758c3 to 0007592f has its CatchHandler @ 00075a29 */
  uVar3 = 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>>
          ::Find(this_00,(Node_t *)local_34);
  if (uVar3 == 0xffff) {
    puVar5 = (uint *)0x0;
  }
  else {
    puVar5 = realloc(puVar6,param_2 + 4);
    if (puVar5 == (uint *)0x0) {
      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>>
      ::RemoveAt(this_00,uVar3);
      puVar5 = (uint *)0x0;
    }
    else {
      *puVar5 = param_2;
      if (puVar5 == puVar6) {
        iVar8 = (uint)uVar3 * 0x14;
        *(uint **)(*(int *)(this + 0x30) + 0xc + iVar8) = puVar6;
        *(uint *)(*(int *)(this + 0x30) + 0x10 + iVar8) = param_2;
      }
      else {
        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>>
        ::RemoveAt(this_00,uVar3);
        local_20 = param_2;
        local_28 = puVar5;
        local_24 = puVar5;
        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(this_00,(Node_t *)&local_28);
      }
      puVar5 = puVar5 + 1;
    }
  }
  *(int *)(this + 0x4c) = *(int *)(this + 0x4c) + -1;
  if (*(int *)(this + 0x4c) != 0) {
    return puVar5;
  }
  LOCK();
  *(uint *)pCVar1 = 0;
  UNLOCK();
  return puVar5;
}