CNetChan::CompressFragments

/* WARNING: Globals starting with '_' overlap smaller symbols at the same address */
/* CNetChan::CompressFragments() */

void __thiscall CNetChan::CompressFragments(CNetChan *this)

{
  int *piVar1;
  int *piVar2;
  char cVar3;
  int iVar4;
  char *pcVar5;
  int iVar6;
  int iVar7;
  char *pcVar8;
  uint uVar9;
  CNetChan *pCVar10;
  int in_GS_OFFSET;
  int local_130;
  uint local_128;
  char local_124 [260];
  int local_20;
  
  local_20 = *(int *)(in_GS_OFFSET + 0x14);
  if (((this[0x429] != (CNetChan)0x0) && (iVar4 = (**(code **)(_g_pVCR + 0xc))(), iVar4 == 0)) &&
     (*(int *)(ZombieNetworkCompression._28_4_ + 0x30) != 0)) {
    pCVar10 = this + 0xbc;
    iVar4 = 2;
    do {
      if (((*(int *)(pCVar10 + 0xc) != 0) &&
          (piVar2 = (int *)**(int **)pCVar10, (char)piVar2[0x46] == '\0')) &&
         ((uVar9 = piVar2[0x43], 0x1ff < uVar9 && ((piVar2[0x4a] < 1 && (piVar2[0x4b] < 1)))))) {
        if (piVar2[0x42] == 0) {
          piVar1 = piVar2 + 1;
          V_snprintf(local_124,0x104,"%s.ztmp",piVar1);
          iVar6 = (**(code **)(*(int *)(g_pFileSystem + 4) + 0x34))(g_pFileSystem + 4,local_124,0);
          iVar7 = (**(code **)(*(int *)(g_pFileSystem + 4) + 0x34))(g_pFileSystem + 4,piVar1,0);
          if ((iVar6 < iVar7) ||
             (local_130 = (**(code **)(*(int *)(g_pFileSystem + 4) + 8))
                                    (g_pFileSystem + 4,local_124,&DAT_002a3e98,0), local_130 == 0))
          {
            pcVar5 = operator_new__(piVar2[0x43]);
            pcVar8 = operator_new__(piVar2[0x43]);
            uVar9 = piVar2[0x43];
            local_128 = uVar9;
            (*(code *)**(undefined4 **)(g_pFileSystem + 4))(g_pFileSystem + 4,pcVar5,uVar9,*piVar2);
            cVar3 = NET_BufferToBufferCompress(pcVar8,&local_128,pcVar5,uVar9);
            if ((cVar3 == '\0') ||
               (iVar6 = (**(code **)(*(int *)(g_pFileSystem + 4) + 8))
                                  (g_pFileSystem + 4,local_124,&DAT_002a5c80,0), iVar6 == 0)) {
              local_130 = 0;
              uVar9 = 0xffffffff;
            }
            else {
              DevMsg("Creating compressed version of file %s (%d -> %d)\n",piVar1,piVar2[0x43],
                     local_128);
              (**(code **)(*(int *)(g_pFileSystem + 4) + 4))
                        (g_pFileSystem + 4,pcVar8,local_128,iVar6);
              (**(code **)(*(int *)(g_pFileSystem + 4) + 0xc))(g_pFileSystem + 4,iVar6);
              local_130 = (**(code **)(*(int *)(g_pFileSystem + 4) + 8))
                                    (g_pFileSystem + 4,local_124,&DAT_002a3e98,0);
              uVar9 = local_128;
              if (local_130 == 0) {
                uVar9 = 0xffffffff;
              }
            }
            if (pcVar5 != (char *)0x0) {
              operator_delete__(pcVar5);
            }
            if (pcVar8 != (char *)0x0) {
              operator_delete__(pcVar8);
            }
          }
          else {
            uVar9 = (**(code **)(*(int *)(g_pFileSystem + 4) + 0x18))(g_pFileSystem + 4,local_130);
          }
          if (0 < (int)uVar9) {
            (**(code **)(*(int *)(g_pFileSystem + 4) + 0xc))(g_pFileSystem + 4,*piVar2);
            *(undefined1 *)(piVar2 + 0x46) = 1;
            *piVar2 = local_130;
            piVar2[0x47] = piVar2[0x43];
            piVar2[0x43] = uVar9;
            piVar2[0x49] = uVar9 + 0xff >> 8;
          }
        }
        else {
          local_128 = uVar9;
          pcVar5 = operator_new__(uVar9);
          cVar3 = NET_BufferToBufferCompress(pcVar5,&local_128,(char *)piVar2[0x42],piVar2[0x43]);
          if (cVar3 != '\0') {
            _V_memcpy((void *)piVar2[0x42],pcVar5,local_128);
            piVar2[0x47] = piVar2[0x43];
            *(undefined1 *)(piVar2 + 0x46) = 1;
            piVar2[0x43] = local_128;
            piVar2[0x49] = local_128 + 0xff >> 8;
          }
          if (pcVar5 != (char *)0x0) {
            operator_delete__(pcVar5);
          }
        }
      }
      pCVar10 = pCVar10 + 0x14;
      iVar4 = iVar4 + -1;
    } while (iVar4 != 0);
  }
  if (local_20 != *(int *)(in_GS_OFFSET + 0x14)) {
                    /* WARNING: Subroutine does not return */
    __stack_chk_fail();
  }
  return;
}