---

/* CImp::extract_dir() */

void __thiscall CImp::extract_dir(CImp *this)

{
  int iVar1;
  uint uVar2;
  uint uVar3;
  uint uVar4;
  uint uVar5;
  CImp *pCVar6;
  int unaff_r9;
  uint uVar7;
  undefined1 auStack_34 [8];
  int local_2c;
  
  local_2c = __stack_chk_guard;
  uVar7 = *(uint *)(*(vFILE **)(this + 0x8870) + 4);
  vFILE::fseek(*(vFILE **)(this + 0x8870),*(uint *)(this + 0x783c),2);
  pCVar6 = this + 0x5308;
  *(CImp **)(this + 0x8868) = pCVar6;
  *(CImp **)(this + 0x886c) = pCVar6;
  iVar1 = vFILE::fread(*(vFILE **)(this + 0x8870),auStack_34,6,1);
  if (iVar1 == 0) {
    unaff_r9 = -5;
  }
  else {
    iVar1 = memcmp(auStack_34,"IMPDE",6);
    if (iVar1 == 0) {
      init_getbits(this);
      uVar2 = getbits(this,5);
      *(int *)(this + 0x7428) = *(int *)(this + 0x7428) + -5;
      *(uint *)(this + 0x7858) = *(uint *)(this + 0x7858) >> 5;
      if ((uVar2 & 0xf) < 2) {
        uVar3 = getbits(this,0x14);
        *(int *)(this + 0x7428) = *(int *)(this + 0x7428) + -0x14;
        *(uint *)(this + 0x7858) = *(uint *)(this + 0x7858) >> 0x14;
        if ((uVar3 & 0xfffff) < 0x2001) {
          uVar4 = getbits(this,0x14);
          iVar1 = *(int *)(this + 0x7428);
          uVar5 = *(uint *)(this + 0x7858);
          *(int *)(this + 0x7428) = iVar1 + -0x14;
          *(uint *)(this + 0x7858) = uVar5 >> 0x14;
          if ((uVar2 & 0xf) == 1) {
            *(uint *)(this + 0x7858) = uVar5 >> 0x19;
            *(int *)(this + 0x7428) = iVar1 + -0x19;
            unaff_r9 = expand_lz(this,(uchar *)pCVar6,0,uVar3 & 0xfffff,0);
          }
          *(uint *)(this + 0x783c) = *(int *)(this + 0x783c) + 6 + (uVar4 & 0xfffff);
          vFILE::fseek(*(vFILE **)(this + 0x8870),uVar7,2);
          if (-1 < unaff_r9) {
            *(int *)(this + 0x886c) = *(int *)(this + 0x886c) + unaff_r9;
            unaff_r9 = 0;
          }
          goto LAB_0003d1cc;
        }
      }
    }
    unaff_r9 = -4;
  }
LAB_0003d1cc:
  if (local_2c != __stack_chk_guard) {
                    /* WARNING: Subroutine does not return */
    __stack_chk_fail(unaff_r9);
  }
  return;
}