static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
	struct i40e_aq_get_phy_abilities_resp abilities;
	struct i40e_pf *pf;
	struct i40e_hw *hw;
	static u16 pfs_found;
	u16 wol_nvm_bits;
	u16 link_status;
	int err;
	u32 val;
	u32 i;
	u8 set_fc_aq_fail;

	err = pci_enable_device_mem(pdev);
	if (err)
		return err;

	/* set up for high or low dma */
	err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
	if (err) {
		err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
		if (err) {
			dev_err(&pdev->dev,
				"DMA configuration failed: 0x%x\n", err);
			goto err_dma;
		}
	}

	/* set up pci connections */
	err = pci_request_mem_regions(pdev, i40e_driver_name);
	if (err) {
		dev_info(&pdev->dev,
			 "pci_request_selected_regions failed %d\n", err);
		goto err_pci_reg;
	}

	pci_enable_pcie_error_reporting(pdev);
	pci_set_master(pdev);

	/* Now that we have a PCI connection, we need to do the
	 * low level device setup.  This is primarily setting up
	 * the Admin Queue structures and then querying for the
	 * device's current profile information.
	 */
	pf = kzalloc(sizeof(*pf), GFP_KERNEL);
	if (!pf) {
		err = -ENOMEM;
		goto err_pf_alloc;
	}
	pf->next_vsi = 0;
	pf->pdev = pdev;
	set_bit(__I40E_DOWN, pf->state);

	hw = &pf->hw;
	hw->back = pf;

	pf->ioremap_len = min_t(int, pci_resource_len(pdev, 0),
				I40E_MAX_CSR_SPACE);
	/* We believe that the highest register to read is
	 * I40E_GLGEN_STAT_CLEAR, so we check if the BAR size
	 * is not less than that before mapping to prevent a
	 * kernel panic.
	 */
	if (pf->ioremap_len < I40E_GLGEN_STAT_CLEAR) {
		dev_err(&pdev->dev, "Cannot map registers, bar size 0x%X too small, aborting\n",
			pf->ioremap_len);
		err = -ENOMEM;
		goto err_ioremap;
	}
	hw->hw_addr = ioremap(pci_resource_start(pdev, 0), pf->ioremap_len);
	if (!hw->hw_addr) {
		err = -EIO;
		dev_info(&pdev->dev, "ioremap(0x%04x, 0x%04x) failed: 0x%x\n",
			 (unsigned int)pci_resource_start(pdev, 0),
			 pf->ioremap_len, err);
		goto err_ioremap;
	}
	hw->vendor_id = pdev->vendor;
	hw->device_id = pdev->device;
	pci_read_config_byte(pdev, PCI_REVISION_ID, &hw->revision_id);
	hw->subsystem_vendor_id = pdev->subsystem_vendor;
	hw->subsystem_device_id = pdev->subsystem_device;
	hw->bus.device = PCI_SLOT(pdev->devfn);
	hw->bus.func = PCI_FUNC(pdev->devfn);
	hw->bus.bus_id = pdev->bus->number;
	pf->instance = pfs_found;

	/* Select something other than the 802.1ad ethertype for the
	 * switch to use internally and drop on ingress.
	 */
	hw->switch_tag = 0xffff;
	hw->first_tag = ETH_P_8021AD;
	hw->second_tag = ETH_P_8021Q;

	INIT_LIST_HEAD(&pf->l3_flex_pit_list);
	INIT_LIST_HEAD(&pf->l4_flex_pit_list);
	INIT_LIST_HEAD(&pf->ddp_old_prof);

	/* set up the locks for the AQ, do this only once in probe
	 * and destroy them only once in remove
	 */
	mutex_init(&hw->aq.asq_mutex);
	mutex_init(&hw->aq.arq_mutex);

	pf->msg_enable = netif_msg_init(debug,
					NETIF_MSG_DRV |
					NETIF_MSG_PROBE |
					NETIF_MSG_LINK);
	if (debug < -1)
		pf->hw.debug_mask = debug;

	/* do a special CORER for clearing PXE mode once at init */
	if (hw->revision_id == 0 &&
	    (rd32(hw, I40E_GLLAN_RCTL_0) & I40E_GLLAN_RCTL_0_PXE_MODE_MASK)) {
		wr32(hw, I40E_GLGEN_RTRIG, I40E_GLGEN_RTRIG_CORER_MASK);
		i40e_flush(hw);
		msleep(200);
		pf->corer_count++;

		i40e_clear_pxe_mode(hw);
	}

	/* Reset here to make sure all is clean and to define PF 'n' */
	i40e_clear_hw(hw);

	err = i40e_set_mac_type(hw);
	if (err) {
		dev_warn(&pdev->dev, "unidentified MAC or BLANK NVM: %d\n",
			 err);
		goto err_pf_reset;
	}

	err = i40e_pf_loop_reset(pf);
	if (err) {
		dev_info(&pdev->dev, "Initial pf_reset failed: %d\n", err);
		goto err_pf_reset;
	}

	i40e_check_recovery_mode(pf);

	hw->aq.num_arq_entries = I40E_AQ_LEN;
	hw->aq.num_asq_entries = I40E_AQ_LEN;
	hw->aq.arq_buf_size = I40E_MAX_AQ_BUF_SIZE;
	hw->aq.asq_buf_size = I40E_MAX_AQ_BUF_SIZE;
	pf->adminq_work_limit = I40E_AQ_WORK_LIMIT;

	snprintf(pf->int_name, sizeof(pf->int_name) - 1,
		 "%s-%s:misc",
		 dev_driver_string(&pf->pdev->dev), dev_name(&pdev->dev));

	err = i40e_init_shared_code(hw);
	if (err) {
		dev_warn(&pdev->dev, "unidentified MAC or BLANK NVM: %d\n",
			 err);
		goto err_pf_reset;
	}

	/* set up a default setting for link flow control */
	pf->hw.fc.requested_mode = I40E_FC_NONE;

	err = i40e_init_adminq(hw);
	if (err) {
		if (err == I40E_ERR_FIRMWARE_API_VERSION)
			dev_info(&pdev->dev,
				 "The driver for the device stopped because the NVM image v%u.%u is newer than expected v%u.%u. You must install the most recent version of the network driver.\n",
				 hw->aq.api_maj_ver,
				 hw->aq.api_min_ver,
				 I40E_FW_API_VERSION_MAJOR,
				 I40E_FW_MINOR_VERSION(hw));
		else
			dev_info(&pdev->dev,
				 "The driver for the device stopped because the device firmware failed to init. Try updating your NVM image.\n");

		goto err_pf_reset;
	}
	i40e_get_oem_version(hw);

	/* provide nvm, fw, api versions, vendor:device id, subsys vendor:device id */
	dev_info(&pdev->dev, "fw %d.%d.%05d api %d.%d nvm %s [%04x:%04x] [%04x:%04x]\n",
		 hw->aq.fw_maj_ver, hw->aq.fw_min_ver, hw->aq.fw_build,
		 hw->aq.api_maj_ver, hw->aq.api_min_ver,
		 i40e_nvm_version_str(hw), hw->vendor_id, hw->device_id,
		 hw->subsystem_vendor_id, hw->subsystem_device_id);

	if (hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR &&
	    hw->aq.api_min_ver > I40E_FW_MINOR_VERSION(hw))
		dev_info(&pdev->dev,
			 "The driver for the device detected a newer version of the NVM image v%u.%u than expected v%u.%u. Please install the most recent version of the network driver.\n",
			 hw->aq.api_maj_ver,
			 hw->aq.api_min_ver,
			 I40E_FW_API_VERSION_MAJOR,
			 I40E_FW_MINOR_VERSION(hw));
	else if (hw->aq.api_maj_ver == 1 && hw->aq.api_min_ver < 4)
		dev_info(&pdev->dev,
			 "The driver for the device detected an older version of the NVM image v%u.%u than expected v%u.%u. Please update the NVM image.\n",
			 hw->aq.api_maj_ver,
			 hw->aq.api_min_ver,
			 I40E_FW_API_VERSION_MAJOR,
			 I40E_FW_MINOR_VERSION(hw));

	i40e_verify_eeprom(pf);

	/* Rev 0 hardware was never productized */
	if (hw->revision_id < 1)
		dev_warn(&pdev->dev, "This device is a pre-production adapter/LOM. Please be aware there may be issues with your hardware. If you are experiencing problems please contact your Intel or hardware representative who provided you with this hardware.\n");

	i40e_clear_pxe_mode(hw);

	err = i40e_get_capabilities(pf, i40e_aqc_opc_list_func_capabilities);
	if (err)
		goto err_adminq_setup;

	err = i40e_sw_init(pf);
	if (err) {
		dev_info(&pdev->dev, "sw_init failed: %d\n", err);
		goto err_sw_init;
	}

	if (test_bit(__I40E_RECOVERY_MODE, pf->state))
		return i40e_init_recovery_mode(pf, hw);

	err = i40e_init_lan_hmc(hw, hw->func_caps.num_tx_qp,
				hw->func_caps.num_rx_qp, 0, 0);
	if (err) {
		dev_info(&pdev->dev, "init_lan_hmc failed: %d\n", err);
		goto err_init_lan_hmc;
	}

	err = i40e_configure_lan_hmc(hw, I40E_HMC_MODEL_DIRECT_ONLY);
	if (err) {
		dev_info(&pdev->dev, "configure_lan_hmc failed: %d\n", err);
		err = -ENOENT;
		goto err_configure_lan_hmc;
	}

	/* Disable LLDP for NICs that have firmware versions lower than v4.3.
	 * Ignore error return codes because if it was already disabled via
	 * hardware settings this will fail
	 */
	if (pf->hw_features & I40E_HW_STOP_FW_LLDP) {
		dev_info(&pdev->dev, "Stopping firmware LLDP agent.\n");
		i40e_aq_stop_lldp(hw, true, false, NULL);
	}

	/* allow a platform config to override the HW addr */
	i40e_get_platform_mac_addr(pdev, pf);

	if (!is_valid_ether_addr(hw->mac.addr)) {
		dev_info(&pdev->dev, "invalid MAC address %pM\n", hw->mac.addr);
		err = -EIO;
		goto err_mac_addr;
	}
	dev_info(&pdev->dev, "MAC address: %pM\n", hw->mac.addr);
	ether_addr_copy(hw->mac.perm_addr, hw->mac.addr);
	i40e_get_port_mac_addr(hw, hw->mac.port_addr);
	if (is_valid_ether_addr(hw->mac.port_addr))
		pf->hw_features |= I40E_HW_PORT_ID_VALID;

	pci_set_drvdata(pdev, pf);
	pci_save_state(pdev);

	dev_info(&pdev->dev,
		 (pf->flags & I40E_FLAG_DISABLE_FW_LLDP) ?
			"FW LLDP is disabled\n" :
			"FW LLDP is enabled\n");

	/* Enable FW to write default DCB config on link-up */
	i40e_aq_set_dcb_parameters(hw, true, NULL);

#ifdef CONFIG_I40E_DCB
	err = i40e_init_pf_dcb(pf);
	if (err) {
		dev_info(&pdev->dev, "DCB init failed %d, disabled\n", err);
		pf->flags &= ~(I40E_FLAG_DCB_CAPABLE | I40E_FLAG_DCB_ENABLED);
		/* Continue without DCB enabled */
	}
#endif /* CONFIG_I40E_DCB */

	/* set up periodic task facility */
	timer_setup(&pf->service_timer, i40e_service_timer, 0);
	pf->service_timer_period = HZ;

	INIT_WORK(&pf->service_task, i40e_service_task);
	clear_bit(__I40E_SERVICE_SCHED, pf->state);

	/* NVM bit on means WoL disabled for the port */
	i40e_read_nvm_word(hw, I40E_SR_NVM_WAKE_ON_LAN, &wol_nvm_bits);
	if (BIT (hw->port) & wol_nvm_bits || hw->partition_id != 1)
		pf->wol_en = false;
	else
		pf->wol_en = true;
	device_set_wakeup_enable(&pf->pdev->dev, pf->wol_en);

	/* set up the main switch operations */
	i40e_determine_queue_usage(pf);
	err = i40e_init_interrupt_scheme(pf);
	if (err)
		goto err_switch_setup;

	/* The number of VSIs reported by the FW is the minimum guaranteed
	 * to us; HW supports far more and we share the remaining pool with
	 * the other PFs. We allocate space for more than the guarantee with
	 * the understanding that we might not get them all later.
	 */
	if (pf->hw.func_caps.num_vsis < I40E_MIN_VSI_ALLOC)
		pf->num_alloc_vsi = I40E_MIN_VSI_ALLOC;
	else
		pf->num_alloc_vsi = pf->hw.func_caps.num_vsis;

	/* Set up the *vsi struct and our local tracking of the MAIN PF vsi. */
	pf->vsi = kcalloc(pf->num_alloc_vsi, sizeof(struct i40e_vsi *),
			  GFP_KERNEL);
	if (!pf->vsi) {
		err = -ENOMEM;
		goto err_switch_setup;
	}

#ifdef CONFIG_PCI_IOV
	/* prep for VF support */
	if ((pf->flags & I40E_FLAG_SRIOV_ENABLED) &&
	    (pf->flags & I40E_FLAG_MSIX_ENABLED) &&
	    !test_bit(__I40E_BAD_EEPROM, pf->state)) {
		if (pci_num_vf(pdev))
			pf->flags |= I40E_FLAG_VEB_MODE_ENABLED;
	}
#endif
	err = i40e_setup_pf_switch(pf, false);
	if (err) {
		dev_info(&pdev->dev, "setup_pf_switch failed: %d\n", err);
		goto err_vsis;
	}
	INIT_LIST_HEAD(&pf->vsi[pf->lan_vsi]->ch_list);

	/* Make sure flow control is set according to current settings */
	err = i40e_set_fc(hw, &set_fc_aq_fail, true);
	if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_GET)
		dev_dbg(&pf->pdev->dev,
			"Set fc with err %s aq_err %s on get_phy_cap\n",
			i40e_stat_str(hw, err),
			i40e_aq_str(hw, hw->aq.asq_last_status));
	if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_SET)
		dev_dbg(&pf->pdev->dev,
			"Set fc with err %s aq_err %s on set_phy_config\n",
			i40e_stat_str(hw, err),
			i40e_aq_str(hw, hw->aq.asq_last_status));
	if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_UPDATE)
		dev_dbg(&pf->pdev->dev,
			"Set fc with err %s aq_err %s on get_link_info\n",
			i40e_stat_str(hw, err),
			i40e_aq_str(hw, hw->aq.asq_last_status));

	/* if FDIR VSI was set up, start it now */
	for (i = 0; i < pf->num_alloc_vsi; i++) {
		if (pf->vsi[i] && pf->vsi[i]->type == I40E_VSI_FDIR) {
			i40e_vsi_open(pf->vsi[i]);
			break;
		}
	}

	/* The driver only wants link up/down and module qualification
	 * reports from firmware.  Note the negative logic.
	 */
	err = i40e_aq_set_phy_int_mask(&pf->hw,
				       ~(I40E_AQ_EVENT_LINK_UPDOWN |
					 I40E_AQ_EVENT_MEDIA_NA |
					 I40E_AQ_EVENT_MODULE_QUAL_FAIL), NULL);
	if (err)
		dev_info(&pf->pdev->dev, "set phy mask fail, err %s aq_err %s\n",
			 i40e_stat_str(&pf->hw, err),
			 i40e_aq_str(&pf->hw, pf->hw.aq.asq_last_status));

	/* Reconfigure hardware for allowing smaller MSS in the case
	 * of TSO, so that we avoid the MDD being fired and causing
	 * a reset in the case of small MSS+TSO.
	 */
	val = rd32(hw, I40E_REG_MSS);
	if ((val & I40E_REG_MSS_MIN_MASK) > I40E_64BYTE_MSS) {
		val &= ~I40E_REG_MSS_MIN_MASK;
		val |= I40E_64BYTE_MSS;
		wr32(hw, I40E_REG_MSS, val);
	}

	if (pf->hw_features & I40E_HW_RESTART_AUTONEG) {
		msleep(75);
		err = i40e_aq_set_link_restart_an(&pf->hw, true, NULL);
		if (err)
			dev_info(&pf->pdev->dev, "link restart failed, err %s aq_err %s\n",
				 i40e_stat_str(&pf->hw, err),
				 i40e_aq_str(&pf->hw,
					     pf->hw.aq.asq_last_status));
	}
	/* The main driver is (mostly) up and happy. We need to set this state
	 * before setting up the misc vector or we get a race and the vector
	 * ends up disabled forever.
	 */
	clear_bit(__I40E_DOWN, pf->state);

	/* In case of MSIX we are going to setup the misc vector right here
	 * to handle admin queue events etc. In case of legacy and MSI
	 * the misc functionality and queue processing is combined in
	 * the same vector and that gets setup at open.
	 */
	if (pf->flags & I40E_FLAG_MSIX_ENABLED) {
		err = i40e_setup_misc_vector(pf);
		if (err) {
			dev_info(&pdev->dev,
				 "setup of misc vector failed: %d\n", err);
			goto err_vsis;
		}
	}

#ifdef CONFIG_PCI_IOV
	/* prep for VF support */
	if ((pf->flags & I40E_FLAG_SRIOV_ENABLED) &&
	    (pf->flags & I40E_FLAG_MSIX_ENABLED) &&
	    !test_bit(__I40E_BAD_EEPROM, pf->state)) {
		/* disable link interrupts for VFs */
		val = rd32(hw, I40E_PFGEN_PORTMDIO_NUM);
		val &= ~I40E_PFGEN_PORTMDIO_NUM_VFLINK_STAT_ENA_MASK;
		wr32(hw, I40E_PFGEN_PORTMDIO_NUM, val);
		i40e_flush(hw);

		if (pci_num_vf(pdev)) {
			dev_info(&pdev->dev,
				 "Active VFs found, allocating resources.\n");
			err = i40e_alloc_vfs(pf, pci_num_vf(pdev));
			if (err)
				dev_info(&pdev->dev,
					 "Error %d allocating resources for existing VFs\n",
					 err);
		}
	}
#endif /* CONFIG_PCI_IOV */

	if (pf->flags & I40E_FLAG_IWARP_ENABLED) {
		pf->iwarp_base_vector = i40e_get_lump(pf, pf->irq_pile,
						      pf->num_iwarp_msix,
						      I40E_IWARP_IRQ_PILE_ID);
		if (pf->iwarp_base_vector < 0) {
			dev_info(&pdev->dev,
				 "failed to get tracking for %d vectors for IWARP err=%d\n",
				 pf->num_iwarp_msix, pf->iwarp_base_vector);
			pf->flags &= ~I40E_FLAG_IWARP_ENABLED;
		}
	}

	i40e_dbg_pf_init(pf);

	/* tell the firmware that we're starting */
	i40e_send_version(pf);

	/* since everything's happy, start the service_task timer */
	mod_timer(&pf->service_timer,
		  round_jiffies(jiffies + pf->service_timer_period));

	/* add this PF to client device list and launch a client service task */
	if (pf->flags & I40E_FLAG_IWARP_ENABLED) {
		err = i40e_lan_add_device(pf);
		if (err)
			dev_info(&pdev->dev, "Failed to add PF to client API service list: %d\n",
				 err);
	}

#define PCI_SPEED_SIZE 8
#define PCI_WIDTH_SIZE 8
	/* Devices on the IOSF bus do not have this information
	 * and will report PCI Gen 1 x 1 by default so don't bother
	 * checking them.
	 */
	if (!(pf->hw_features & I40E_HW_NO_PCI_LINK_CHECK)) {
		char speed[PCI_SPEED_SIZE] = "Unknown";
		char width[PCI_WIDTH_SIZE] = "Unknown";

		/* Get the negotiated link width and speed from PCI config
		 * space
		 */
		pcie_capability_read_word(pf->pdev, PCI_EXP_LNKSTA,
					  &link_status);

		i40e_set_pci_config_data(hw, link_status);

		switch (hw->bus.speed) {
		case i40e_bus_speed_8000:
			strlcpy(speed, "8.0", PCI_SPEED_SIZE); break;
		case i40e_bus_speed_5000:
			strlcpy(speed, "5.0", PCI_SPEED_SIZE); break;
		case i40e_bus_speed_2500:
			strlcpy(speed, "2.5", PCI_SPEED_SIZE); break;
		default:
			break;
		}
		switch (hw->bus.width) {
		case i40e_bus_width_pcie_x8:
			strlcpy(width, "8", PCI_WIDTH_SIZE); break;
		case i40e_bus_width_pcie_x4:
			strlcpy(width, "4", PCI_WIDTH_SIZE); break;
		case i40e_bus_width_pcie_x2:
			strlcpy(width, "2", PCI_WIDTH_SIZE); break;
		case i40e_bus_width_pcie_x1:
			strlcpy(width, "1", PCI_WIDTH_SIZE); break;
		default:
			break;
		}

		dev_info(&pdev->dev, "PCI-Express: Speed %sGT/s Width x%s\n",
			 speed, width);

		if (hw->bus.width < i40e_bus_width_pcie_x8 ||
		    hw->bus.speed < i40e_bus_speed_8000) {
			dev_warn(&pdev->dev, "PCI-Express bandwidth available for this device may be insufficient for optimal performance.\n");
			dev_warn(&pdev->dev, "Please move the device to a different PCI-e link with more lanes and/or higher transfer rate.\n");
		}
	}

	/* get the requested speeds from the fw */
	err = i40e_aq_get_phy_capabilities(hw, false, false, &abilities, NULL);
	if (err)
		dev_dbg(&pf->pdev->dev, "get requested speeds ret =  %s last_status =  %s\n",
			i40e_stat_str(&pf->hw, err),
			i40e_aq_str(&pf->hw, pf->hw.aq.asq_last_status));
	pf->hw.phy.link_info.requested_speeds = abilities.link_speed;

	/* set the FEC config due to the board capabilities */
	i40e_set_fec_in_flags(abilities.fec_cfg_curr_mod_ext_info, &pf->flags);

	/* get the supported phy types from the fw */
	err = i40e_aq_get_phy_capabilities(hw, false, true, &abilities, NULL);
	if (err)
		dev_dbg(&pf->pdev->dev, "get supported phy types ret =  %s last_status =  %s\n",
			i40e_stat_str(&pf->hw, err),
			i40e_aq_str(&pf->hw, pf->hw.aq.asq_last_status));

	/* Add a filter to drop all Flow control frames from any VSI from being
	 * transmitted. By doing so we stop a malicious VF from sending out
	 * PAUSE or PFC frames and potentially controlling traffic for other
	 * PF/VF VSIs.
	 * The FW can still send Flow control frames if enabled.
	 */
	i40e_add_filter_to_drop_tx_flow_control_frames(&pf->hw,
						       pf->main_vsi_seid);

	if ((pf->hw.device_id == I40E_DEV_ID_10G_BASE_T) ||
		(pf->hw.device_id == I40E_DEV_ID_10G_BASE_T4))
		pf->hw_features |= I40E_HW_PHY_CONTROLS_LEDS;
	if (pf->hw.device_id == I40E_DEV_ID_SFP_I_X722)
		pf->hw_features |= I40E_HW_HAVE_CRT_RETIMER;
	/* print a string summarizing features */
	i40e_print_features(pf);

	return 0;

	/* Unwind what we've done if something failed in the setup */
err_vsis:
	set_bit(__I40E_DOWN, pf->state);
	i40e_clear_interrupt_scheme(pf);
	kfree(pf->vsi);
err_switch_setup:
	i40e_reset_interrupt_capability(pf);
	del_timer_sync(&pf->service_timer);
err_mac_addr:
err_configure_lan_hmc:
	(void)i40e_shutdown_lan_hmc(hw);
err_init_lan_hmc:
	kfree(pf->qp_pile);
err_sw_init:
err_adminq_setup:
err_pf_reset:
	iounmap(hw->hw_addr);
err_ioremap:
	kfree(pf);
err_pf_alloc:
	pci_disable_pcie_error_reporting(pdev);
	pci_release_mem_regions(pdev);
err_pci_reg:
err_dma:
	pci_disable_device(pdev);
	return err;
}


void TabStrip::ShowContextMenuForTab(Tab* tab,
                                     const gfx::Point& p,
                                     ui::MenuSourceType source_type) {
  controller_->ShowContextMenuForTab(tab, p, source_type);
}


static void RemoveResolutionFromResourceBlock(StringInfo *bim_profile)
{
  register const unsigned char
    *p;

  size_t
    length;

  unsigned char
    *datum;

  unsigned int
    count,
    long_sans;

  unsigned short
    id,
    short_sans;

  length=GetStringInfoLength(bim_profile);
  if (length < 16)
    return;
  datum=GetStringInfoDatum(bim_profile);
  for (p=datum; (p >= datum) && (p < (datum+length-16)); )
  {
    register unsigned char
      *q;

    ssize_t
      cnt;

    q=(unsigned char *) p;
    if (LocaleNCompare((const char *) p,"8BIM",4) != 0)
      return;
    p=PushLongPixel(MSBEndian,p,&long_sans);
    p=PushShortPixel(MSBEndian,p,&id);
    p=PushShortPixel(MSBEndian,p,&short_sans);
    p=PushLongPixel(MSBEndian,p,&count);
    cnt=PSDQuantum(count);
    if (cnt < 0)
      return;
    if ((id == 0x000003ed) && (cnt < (ssize_t) (length-12)) &&
        ((ssize_t) length-(cnt+12)-(q-datum)) > 0)
      {
        (void) memmove(q,q+cnt+12,length-(cnt+12)-(q-datum));
        SetStringInfoLength(bim_profile,length-(cnt+12));
        break;
      }
    p+=count;
    if ((count & 0x01) != 0)
      p++;
  }
}


void RenderViewHostImpl::DisableScrollbarsForThreshold(const gfx::Size& size) {
  Send(new ViewMsg_DisableScrollbarsForSmallWindows(GetRoutingID(), size));
}


void RenderViewImpl::didChangeSelection(bool is_empty_selection) {
  if (!handling_input_event_ && !handling_select_range_)
      return;
  handling_select_range_ = false;

  if (is_empty_selection)
    selection_text_.clear();

  SyncSelectionIfRequired();
}


static int local_renameat(FsContext *ctx, V9fsPath *olddir,

                          const char *old_name, V9fsPath *newdir,

                          const char *new_name)

{

    int ret;

    int odirfd, ndirfd;

    odirfd = local_opendir_nofollow(ctx, olddir->data);

    if (odirfd == -1) {

        return -1;

    }

    ndirfd = local_opendir_nofollow(ctx, newdir->data);

    if (ndirfd == -1) {

        close_preserve_errno(odirfd);

        return -1;

    }

    ret = renameat(odirfd, old_name, ndirfd, new_name);

    if (ret < 0) {

        goto out;

    }

    if (ctx->export_flags & V9FS_SM_MAPPED_FILE) {

        int omap_dirfd, nmap_dirfd;

        ret = mkdirat(ndirfd, VIRTFS_META_DIR, 0700);

        if (ret < 0 && errno != EEXIST) {

            goto err_undo_rename;

        }

        omap_dirfd = openat(odirfd, VIRTFS_META_DIR,

                            O_RDONLY | O_DIRECTORY | O_NOFOLLOW);

        if (omap_dirfd == -1) {

            goto err;

        }

        nmap_dirfd = openat(ndirfd, VIRTFS_META_DIR,

                            O_RDONLY | O_DIRECTORY | O_NOFOLLOW);

        if (nmap_dirfd == -1) {

            close_preserve_errno(omap_dirfd);

            goto err;

        }

        /* rename the .virtfs_metadata files */

        ret = renameat(omap_dirfd, old_name, nmap_dirfd, new_name);

        close_preserve_errno(nmap_dirfd);

        close_preserve_errno(omap_dirfd);

        if (ret < 0 && errno != ENOENT) {

            goto err_undo_rename;

        }

        ret = 0;

    }

    goto out;

err:

    ret = -1;

err_undo_rename:

    renameat_preserve_errno(ndirfd, new_name, odirfd, old_name);

out:

    close_preserve_errno(ndirfd);

    close_preserve_errno(odirfd);

    return ret;

}


void TrackGlobalIntAssignments(ParseNodePtr pnode, ByteCodeGenerator * byteCodeGenerator)
{
    // Track the Global Int Constant properties' assignments here.
    uint nodeType = ParseNode::Grfnop(pnode->nop);
    if (nodeType & fnopAsg)
    {
        if (nodeType & fnopBin)
        {
            ParseNodePtr lhs = pnode->sxBin.pnode1;
            ParseNodePtr rhs = pnode->sxBin.pnode2;

            Assert(lhs && rhs);

            // Don't track other than integers and objects with member nodes.
            if (rhs->nop == knopObject && (ParseNode::Grfnop(rhs->nop) & fnopUni))
            {
                TrackMemberNodesInObjectForIntConstants(byteCodeGenerator, rhs);
            }
            else if (rhs->nop != knopInt &&
                ((rhs->nop != knopLsh && rhs->nop != knopRsh) || (rhs->sxBin.pnode1->nop != knopInt || rhs->sxBin.pnode2->nop != knopInt)))
            {
                return;
            }

            if (lhs->nop == knopName)
            {
                // Handle "a = <Integer>" cases here
                Symbol * sym = lhs->sxVar.sym;
                TrackIntConstantsOnGlobalObject(byteCodeGenerator, sym);
            }
            else if (lhs->nop == knopDot && lhs->sxBin.pnode2->nop == knopName)
            {
                // Cases like "obj.a = <Integer>"
                TrackGlobalIntAssignmentsForknopDotProps(lhs, byteCodeGenerator);
            }
        }
        else if (nodeType & fnopUni)
        {
            ParseNodePtr lhs = pnode->sxUni.pnode1;

            if (lhs->nop == knopName)
            {
                // Cases like "a++"
                Symbol * sym = lhs->sxVar.sym;
                TrackIntConstantsOnGlobalObject(byteCodeGenerator, sym);
            }
            else if (lhs->nop == knopDot && lhs->sxBin.pnode2->nop == knopName)
            {
                // Cases like "obj.a++"
                TrackGlobalIntAssignmentsForknopDotProps(lhs, byteCodeGenerator);
            }
        }
    }
}


string_to_key(char_u *arg)
{
    if (*arg == '<')
	return find_key_option(arg + 1);
    if (*arg == '^')
	return Ctrl_chr(arg[1]);
    return *arg;
}


dpbPicture_t* FindSmallestPicOrderCnt(dpbStorage_t *dpb)
{

/* Variables */

    u32 i;
    i32 picOrderCnt;
 dpbPicture_t *tmp;

/* Code */

    ASSERT(dpb);

    picOrderCnt = 0x7FFFFFFF;
    tmp = NULL;

 for (i = 0; i <= dpb->dpbSize; i++)
 {
 if (dpb->buffer[i].toBeDisplayed &&
 (dpb->buffer[i].picOrderCnt < picOrderCnt))
 {
            tmp = dpb->buffer + i;
            picOrderCnt = dpb->buffer[i].picOrderCnt;
 }
 }

 return(tmp);

}


ccbaDisplayImage1(CCBORDA  *ccba)
{
l_int32  ncc, i, nb, n, j, k, x, y, xul, yul, xoff, yoff, w, h;
l_int32  fpx, fpy, spx, spy, xs, ys;
BOX     *box;
BOXA    *boxa;
CCBORD  *ccb;
PIX     *pixd, *pixt, *pixh;
PTAA    *ptaa;
PTA     *pta;

    PROCNAME("ccbaDisplayImage1");

    if (!ccba)
        return (PIX *)ERROR_PTR("ccba not defined", procName, NULL);

    if ((pixd = pixCreate(ccba->w, ccba->h, 1)) == NULL)
        return (PIX *)ERROR_PTR("pixd not made", procName, NULL);
    ncc = ccbaGetCount(ccba);
    for (i = 0; i < ncc; i++) {
        ccb = ccbaGetCcb(ccba, i);
        if ((boxa = ccb->boxa) == NULL) {
            pixDestroy(&pixd);
            ccbDestroy(&ccb);
            return (PIX *)ERROR_PTR("boxa not found", procName, NULL);
        }

            /* Render border in pixt */
        if ((ptaa = ccb->local) == NULL) {
            L_WARNING("local chain array not found\n", procName);
            ccbDestroy(&ccb);
            continue;
        }

        nb = ptaaGetCount(ptaa);   /* number of borders in the c.c.  */
        for (j = 0; j < nb; j++) {
            if ((box = boxaGetBox(boxa, j, L_CLONE)) == NULL) {
                pixDestroy(&pixd);
                ccbDestroy(&ccb);
                return (PIX *)ERROR_PTR("b. box not found", procName, NULL);
            }
            if (j == 0) {
                boxGetGeometry(box, &xul, &yul, &w, &h);
                xoff = yoff = 0;
            } else {
                boxGetGeometry(box, &xoff, &yoff, &w, &h);
            }
            boxDestroy(&box);

                /* Render the border in a minimum-sized pix;
                 * subtract xoff and yoff because the pixel
                 * location is stored relative to the c.c., but
                 * we need it relative to just the hole border. */
            if ((pixt = pixCreate(w, h, 1)) == NULL) {
                pixDestroy(&pixd);
                ccbDestroy(&ccb);
                return (PIX *)ERROR_PTR("pixt not made", procName, NULL);
            }
            pta = ptaaGetPta(ptaa, j, L_CLONE);
            n = ptaGetCount(pta);   /* number of pixels in the border */
            for (k = 0; k < n; k++) {
                ptaGetIPt(pta, k, &x, &y);
                pixSetPixel(pixt, x - xoff, y - yoff, 1);
                if (j > 0) {   /* need this for finding hole border pixel */
                    if (k == 0) {
                        fpx = x - xoff;
                        fpy = y - yoff;
                    }
                    if (k == 1) {
                        spx = x - xoff;
                        spy = y - yoff;
                    }
                }
            }
            ptaDestroy(&pta);

                /* Get the filled component */
            if (j == 0) {  /* if outer border, fill from outer boundary */
                if ((pixh = pixFillClosedBorders(pixt, 4)) == NULL) {
                    pixDestroy(&pixd);
                    pixDestroy(&pixt);
                    ccbDestroy(&ccb);
                    return (PIX *)ERROR_PTR("pixh not made", procName, NULL);
                }
            } else {   /* fill the hole from inside */
                    /* get the location of a seed pixel in the hole */
                locateOutsideSeedPixel(fpx, fpy, spx, spy, &xs, &ys);

                    /* Put seed in hole and fill interior of hole,
                     * using pixt as clipping mask */
                pixh = pixCreateTemplate(pixt);
                pixSetPixel(pixh, xs, ys, 1);  /* put seed pixel in hole */
                pixInvert(pixt, pixt);  /* to make filling mask */
                pixSeedfillBinary(pixh, pixh, pixt, 4);  /* 4-fill hole */
            }

                /* XOR into the dest */
            pixRasterop(pixd, xul + xoff, yul + yoff, w, h, PIX_XOR,
                        pixh, 0, 0);
            pixDestroy(&pixt);
            pixDestroy(&pixh);
        }
        ccbDestroy(&ccb);
    }
    return pixd;
}


int ParseCaffHeaderConfig (FILE *infile, char *infilename, char *fourcc, WavpackContext *wpc, WavpackConfig *config)
{
    uint32_t chan_chunk = 0, channel_layout = 0, bcount;
    unsigned char *channel_identities = NULL;
    unsigned char *channel_reorder = NULL;
    int64_t total_samples = 0, infilesize;
    CAFFileHeader caf_file_header;
    CAFChunkHeader caf_chunk_header;
    CAFAudioFormat caf_audio_format;
    int i;

    infilesize = DoGetFileSize (infile);
    memcpy (&caf_file_header, fourcc, 4);

    if ((!DoReadFile (infile, ((char *) &caf_file_header) + 4, sizeof (CAFFileHeader) - 4, &bcount) ||
        bcount != sizeof (CAFFileHeader) - 4)) {
            error_line ("%s is not a valid .CAF file!", infilename);
            return WAVPACK_SOFT_ERROR;
    }
    else if (!(config->qmode & QMODE_NO_STORE_WRAPPER) &&
        !WavpackAddWrapper (wpc, &caf_file_header, sizeof (CAFFileHeader))) {
            error_line ("%s", WavpackGetErrorMessage (wpc));
            return WAVPACK_SOFT_ERROR;
    }

    WavpackBigEndianToNative (&caf_file_header, CAFFileHeaderFormat);

    if (caf_file_header.mFileVersion != 1) {
        error_line ("%s: can't handle version %d .CAF files!", infilename, caf_file_header.mFileVersion);
        return WAVPACK_SOFT_ERROR;
    }

    // loop through all elements of the RIFF wav header
    // (until the data chuck) and copy them to the output file

    while (1) {
        if (!DoReadFile (infile, &caf_chunk_header, sizeof (CAFChunkHeader), &bcount) ||
            bcount != sizeof (CAFChunkHeader)) {
                error_line ("%s is not a valid .CAF file!", infilename);
                return WAVPACK_SOFT_ERROR;
        }
        else if (!(config->qmode & QMODE_NO_STORE_WRAPPER) &&
            !WavpackAddWrapper (wpc, &caf_chunk_header, sizeof (CAFChunkHeader))) {
                error_line ("%s", WavpackGetErrorMessage (wpc));
                return WAVPACK_SOFT_ERROR;
        }

        WavpackBigEndianToNative (&caf_chunk_header, CAFChunkHeaderFormat);

        // if it's the format chunk, we want to get some info out of there and
        // make sure it's a .caf file we can handle

        if (!strncmp (caf_chunk_header.mChunkType, "desc", 4)) {
            int supported = TRUE;

            if (caf_chunk_header.mChunkSize != sizeof (CAFAudioFormat) ||
                !DoReadFile (infile, &caf_audio_format, (uint32_t) caf_chunk_header.mChunkSize, &bcount) ||
                bcount != caf_chunk_header.mChunkSize) {
                    error_line ("%s is not a valid .CAF file!", infilename);
                    return WAVPACK_SOFT_ERROR;
            }
            else if (!(config->qmode & QMODE_NO_STORE_WRAPPER) &&
                !WavpackAddWrapper (wpc, &caf_audio_format, (uint32_t) caf_chunk_header.mChunkSize)) {
                    error_line ("%s", WavpackGetErrorMessage (wpc));
                    return WAVPACK_SOFT_ERROR;
            }

            WavpackBigEndianToNative (&caf_audio_format, CAFAudioFormatFormat);

            if (debug_logging_mode) {
                char formatstr [5];

                memcpy (formatstr, caf_audio_format.mFormatID, 4);
                formatstr [4] = 0;
                error_line ("format = %s, flags = %x, sampling rate = %g",
                    formatstr, caf_audio_format.mFormatFlags, caf_audio_format.mSampleRate);
                error_line ("packet = %d bytes and %d frames",
                    caf_audio_format.mBytesPerPacket, caf_audio_format.mFramesPerPacket);
                error_line ("channels per frame = %d, bits per channel = %d",
                    caf_audio_format.mChannelsPerFrame, caf_audio_format.mBitsPerChannel);
            }

            if (strncmp (caf_audio_format.mFormatID, "lpcm", 4) || (caf_audio_format.mFormatFlags & ~3))
                supported = FALSE;
            else if (caf_audio_format.mSampleRate < 1.0 || caf_audio_format.mSampleRate > 16777215.0 ||
                caf_audio_format.mSampleRate != floor (caf_audio_format.mSampleRate))
                    supported = FALSE;
            else if (!caf_audio_format.mChannelsPerFrame || caf_audio_format.mChannelsPerFrame > 256)
                supported = FALSE;
            else if (caf_audio_format.mBitsPerChannel < 1 || caf_audio_format.mBitsPerChannel > 32 ||
                ((caf_audio_format.mFormatFlags & CAF_FORMAT_FLOAT) && caf_audio_format.mBitsPerChannel != 32))
                    supported = FALSE;
            else if (caf_audio_format.mFramesPerPacket != 1 ||
                caf_audio_format.mBytesPerPacket / caf_audio_format.mChannelsPerFrame < (caf_audio_format.mBitsPerChannel + 7) / 8 ||
                caf_audio_format.mBytesPerPacket / caf_audio_format.mChannelsPerFrame > 4 ||
                caf_audio_format.mBytesPerPacket % caf_audio_format.mChannelsPerFrame)
                    supported = FALSE;

            if (!supported) {
                error_line ("%s is an unsupported .CAF format!", infilename);
                return WAVPACK_SOFT_ERROR;
            }

            config->bytes_per_sample = caf_audio_format.mBytesPerPacket / caf_audio_format.mChannelsPerFrame;
            config->float_norm_exp = (caf_audio_format.mFormatFlags & CAF_FORMAT_FLOAT) ? 127 : 0;
            config->bits_per_sample = caf_audio_format.mBitsPerChannel;
            config->num_channels = caf_audio_format.mChannelsPerFrame;
            config->sample_rate = (int) caf_audio_format.mSampleRate;

            if (!(caf_audio_format.mFormatFlags & CAF_FORMAT_LITTLE_ENDIAN) && config->bytes_per_sample > 1)
                config->qmode |= QMODE_BIG_ENDIAN;

            if (config->bytes_per_sample == 1)
                config->qmode |= QMODE_SIGNED_BYTES;

            if (debug_logging_mode) {
                if (config->float_norm_exp == 127)
                    error_line ("data format: 32-bit %s-endian floating point", (config->qmode & QMODE_BIG_ENDIAN) ? "big" : "little");
                else
                    error_line ("data format: %d-bit %s-endian integers stored in %d byte(s)",
                        config->bits_per_sample, (config->qmode & QMODE_BIG_ENDIAN) ? "big" : "little", config->bytes_per_sample);
            }
        }
        else if (!strncmp (caf_chunk_header.mChunkType, "chan", 4)) {
            CAFChannelLayout *caf_channel_layout = malloc ((size_t) caf_chunk_header.mChunkSize);

            if (caf_chunk_header.mChunkSize < sizeof (CAFChannelLayout) ||
                !DoReadFile (infile, caf_channel_layout, (uint32_t) caf_chunk_header.mChunkSize, &bcount) ||
                bcount != caf_chunk_header.mChunkSize) {
                    error_line ("%s is not a valid .CAF file!", infilename);
                    free (caf_channel_layout);
                    return WAVPACK_SOFT_ERROR;
            }
            else if (!(config->qmode & QMODE_NO_STORE_WRAPPER) &&
                !WavpackAddWrapper (wpc, caf_channel_layout, (uint32_t) caf_chunk_header.mChunkSize)) {
                    error_line ("%s", WavpackGetErrorMessage (wpc));
                    free (caf_channel_layout);
                    return WAVPACK_SOFT_ERROR;
            }

            WavpackBigEndianToNative (caf_channel_layout, CAFChannelLayoutFormat);
            chan_chunk = 1;

            if (config->channel_mask || (config->qmode & QMODE_CHANS_UNASSIGNED)) {
                error_line ("this CAF file already has channel order information!");
                free (caf_channel_layout);
                return WAVPACK_SOFT_ERROR;
            }

            switch (caf_channel_layout->mChannelLayoutTag) {
                case kCAFChannelLayoutTag_UseChannelDescriptions:
                    {
                        CAFChannelDescription *descriptions = (CAFChannelDescription *) (caf_channel_layout + 1);
                        int num_descriptions = caf_channel_layout->mNumberChannelDescriptions;
                        int label, cindex = 0, idents = 0;

                        if (caf_chunk_header.mChunkSize != sizeof (CAFChannelLayout) + sizeof (CAFChannelDescription) * num_descriptions ||
                            num_descriptions != config->num_channels) {
                                error_line ("channel descriptions in 'chan' chunk are the wrong size!");
                                free (caf_channel_layout);
                                return WAVPACK_SOFT_ERROR;
                        }

                        if (num_descriptions >= 256) {
                            error_line ("%d channel descriptions is more than we can handle...ignoring!");
                            break;
                        }

                        // we allocate (and initialize to invalid values) a channel reorder array
                        // (even though we might not end up doing any reordering) and a string for
                        // any non-Microsoft channels we encounter

                        channel_reorder = malloc (num_descriptions);
                        memset (channel_reorder, -1, num_descriptions);
                        channel_identities = malloc (num_descriptions+1);

                        // convert the descriptions array to our native endian so it's easy to access

                        for (i = 0; i < num_descriptions; ++i) {
                            WavpackBigEndianToNative (descriptions + i, CAFChannelDescriptionFormat);

                            if (debug_logging_mode)
                                error_line ("chan %d --> %d", i + 1, descriptions [i].mChannelLabel);
                        }

                        // first, we go though and find any MS channels present, and move those to the beginning

                        for (label = 1; label <= 18; ++label)
                            for (i = 0; i < num_descriptions; ++i)
                                if (descriptions [i].mChannelLabel == label) {
                                    config->channel_mask |= 1 << (label - 1);
                                    channel_reorder [i] = cindex++;
                                    break;
                                }

                        // next, we go though the channels again assigning any we haven't done

                        for (i = 0; i < num_descriptions; ++i)
                            if (channel_reorder [i] == (unsigned char) -1) {
                                uint32_t clabel = descriptions [i].mChannelLabel;

                                if (clabel == 0 || clabel == 0xffffffff || clabel == 100)
                                    channel_identities [idents++] = 0xff;
                                else if ((clabel >= 33 && clabel <= 44) || (clabel >= 200 && clabel <= 207) || (clabel >= 301 && clabel <= 305))
                                    channel_identities [idents++] = clabel >= 301 ? clabel - 80 : clabel;
                                else {
                                    error_line ("warning: unknown channel descriptions label: %d", clabel);
                                    channel_identities [idents++] = 0xff;
                                }

                                channel_reorder [i] = cindex++;
                            }

                        // then, go through the reordering array and see if we really have to reorder

                        for (i = 0; i < num_descriptions; ++i)
                            if (channel_reorder [i] != i)
                                break;

                        if (i == num_descriptions) {
                            free (channel_reorder);                 // no reordering required, so don't
                            channel_reorder = NULL;
                        }
                        else {
                            config->qmode |= QMODE_REORDERED_CHANS; // reordering required, put channel count into layout
                            channel_layout = num_descriptions;
                        }

                        if (!idents) {                              // if no non-MS channels, free the identities string
                            free (channel_identities);
                            channel_identities = NULL;
                        }
                        else
                            channel_identities [idents] = 0;        // otherwise NULL terminate it

                        if (debug_logging_mode) {
                            error_line ("layout_tag = 0x%08x, so generated bitmap of 0x%08x from %d descriptions, %d non-MS",
                                caf_channel_layout->mChannelLayoutTag, config->channel_mask,
                                caf_channel_layout->mNumberChannelDescriptions, idents);

                            // if debugging, display the reordering as a string (but only little ones)

                            if (channel_reorder && num_descriptions <= 8) {
                                char reorder_string [] = "12345678";

                                for (i = 0; i < num_descriptions; ++i)
                                    reorder_string [i] = channel_reorder [i] + '1';

                                reorder_string [i] = 0;
                                error_line ("reordering string = \"%s\"\n", reorder_string);
                            }
                        }
                    }

                    break;

                case kCAFChannelLayoutTag_UseChannelBitmap:
                    config->channel_mask = caf_channel_layout->mChannelBitmap;

                    if (debug_logging_mode)
                        error_line ("layout_tag = 0x%08x, so using supplied bitmap of 0x%08x",
                            caf_channel_layout->mChannelLayoutTag, caf_channel_layout->mChannelBitmap);

                    break;

                default:
                    for (i = 0; i < NUM_LAYOUTS; ++i)
                        if (caf_channel_layout->mChannelLayoutTag == layouts [i].mChannelLayoutTag) {
                            config->channel_mask = layouts [i].mChannelBitmap;
                            channel_layout = layouts [i].mChannelLayoutTag;

                            if (layouts [i].mChannelReorder) {
                                channel_reorder = (unsigned char *) strdup (layouts [i].mChannelReorder);
                                config->qmode |= QMODE_REORDERED_CHANS;
                            }

                            if (layouts [i].mChannelIdentities)
                                channel_identities = (unsigned char *) strdup (layouts [i].mChannelIdentities);

                            if (debug_logging_mode)
                                error_line ("layout_tag 0x%08x found in table, bitmap = 0x%08x, reorder = %s, identities = %s",
                                    channel_layout, config->channel_mask, channel_reorder ? "yes" : "no", channel_identities ? "yes" : "no");

                            break;
                        }

                    if (i == NUM_LAYOUTS && debug_logging_mode)
                        error_line ("layout_tag 0x%08x not found in table...all channels unassigned",
                            caf_channel_layout->mChannelLayoutTag);

                    break;
            }

            free (caf_channel_layout);
        }
        else if (!strncmp (caf_chunk_header.mChunkType, "data", 4)) {     // on the data chunk, get size and exit loop
            uint32_t mEditCount;

            if (!DoReadFile (infile, &mEditCount, sizeof (mEditCount), &bcount) ||
                bcount != sizeof (mEditCount)) {
                    error_line ("%s is not a valid .CAF file!", infilename);
                    return WAVPACK_SOFT_ERROR;
            }
            else if (!(config->qmode & QMODE_NO_STORE_WRAPPER) &&
                !WavpackAddWrapper (wpc, &mEditCount, sizeof (mEditCount))) {
                    error_line ("%s", WavpackGetErrorMessage (wpc));
                    return WAVPACK_SOFT_ERROR;
            }

            if ((config->qmode & QMODE_IGNORE_LENGTH) || caf_chunk_header.mChunkSize == -1) {
                config->qmode |= QMODE_IGNORE_LENGTH;

                if (infilesize && DoGetFilePosition (infile) != -1)
                    total_samples = (infilesize - DoGetFilePosition (infile)) / caf_audio_format.mBytesPerPacket;
                else
                    total_samples = -1;
            }
            else {
                if (infilesize && infilesize - caf_chunk_header.mChunkSize > 16777216) {
                    error_line (".CAF file %s has over 16 MB of extra CAFF data, probably is corrupt!", infilename);
                    return WAVPACK_SOFT_ERROR;
                }

                if ((caf_chunk_header.mChunkSize - 4) % caf_audio_format.mBytesPerPacket) {
                    error_line (".CAF file %s has an invalid data chunk size, probably is corrupt!", infilename);
                    return WAVPACK_SOFT_ERROR;
                }

                total_samples = (caf_chunk_header.mChunkSize - 4) / caf_audio_format.mBytesPerPacket;

                if (!total_samples) {
                    error_line ("this .CAF file has no audio samples, probably is corrupt!");
                    return WAVPACK_SOFT_ERROR;
                }

                if (total_samples > MAX_WAVPACK_SAMPLES) {
                    error_line ("%s has too many samples for WavPack!", infilename);
                    return WAVPACK_SOFT_ERROR;
                }
            }

            break;
        }
        else {          // just copy unknown chunks to output file

            int bytes_to_copy = (uint32_t) caf_chunk_header.mChunkSize;
            char *buff = malloc (bytes_to_copy);

            if (debug_logging_mode)
                error_line ("extra unknown chunk \"%c%c%c%c\" of %d bytes",
                    caf_chunk_header.mChunkType [0], caf_chunk_header.mChunkType [1], caf_chunk_header.mChunkType [2],
                    caf_chunk_header.mChunkType [3], caf_chunk_header.mChunkSize);

            if (!DoReadFile (infile, buff, bytes_to_copy, &bcount) ||
                bcount != bytes_to_copy ||
                (!(config->qmode & QMODE_NO_STORE_WRAPPER) &&
                !WavpackAddWrapper (wpc, buff, bytes_to_copy))) {
                    error_line ("%s", WavpackGetErrorMessage (wpc));
                    free (buff);
                    return WAVPACK_SOFT_ERROR;
            }

            free (buff);
        }
    }

    if (!chan_chunk && !config->channel_mask && config->num_channels <= 2 && !(config->qmode & QMODE_CHANS_UNASSIGNED))
        config->channel_mask = 0x5 - config->num_channels;

    if (!WavpackSetConfiguration64 (wpc, config, total_samples, channel_identities)) {
        error_line ("%s", WavpackGetErrorMessage (wpc));
        return WAVPACK_SOFT_ERROR;
    }

    if (channel_identities)
        free (channel_identities);

    if (channel_layout || channel_reorder) {
        if (!WavpackSetChannelLayout (wpc, channel_layout, channel_reorder)) {
            error_line ("problem with setting channel layout (should not happen)");
            return WAVPACK_SOFT_ERROR;
        }

        if (channel_reorder)
            free (channel_reorder);
    }

    return WAVPACK_NO_ERROR;
}


static int ti_do_config(struct edgeport_port *port, int feature, int on)
{
	int port_number = port->port->port_number;

	on = !!on;	/* 1 or 0 not bitmask */
	return send_cmd(port->port->serial->dev,
			feature, (__u8)(UMPM_UART1_PORT + port_number),
			on, NULL, 0);
}


void SelectionEditor::SetSelection(const SelectionInDOMTree& new_selection) {
  new_selection.AssertValidFor(GetDocument());
  DCHECK_NE(selection_, new_selection);
  ClearDocumentCachedRange();
  MarkCacheDirty();
  selection_ = new_selection;
}


SProcRenderTriangles (ClientPtr client)
{
    register int n;
    REQUEST(xRenderTrianglesReq);

    REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq);
    swaps (&stuff->length, n);
    swapl (&stuff->src, n);
    swapl (&stuff->dst, n);
    swapl (&stuff->maskFormat, n);
    swaps (&stuff->xSrc, n);
    swaps (&stuff->ySrc, n);
    SwapRestL(stuff);
    return (*ProcRenderVector[stuff->renderReqType]) (client);
}


void Browser::TabDetachedAtImpl(TabContentsWrapper* contents, int index,
                                DetachType type) {
  if (type == DETACH_TYPE_DETACH) {
    if (contents == GetSelectedTabContentsWrapper())
      window_->GetLocationBar()->SaveStateToContents(contents->tab_contents());

    if (!tab_handler_->GetTabStripModel()->closing_all())
      SyncHistoryWithTabs(0);
  }

  SetAsDelegate(contents, NULL);
  RemoveScheduledUpdatesFor(contents->tab_contents());

  if (find_bar_controller_.get() &&
      index == tab_handler_->GetTabStripModel()->selected_index()) {
    find_bar_controller_->ChangeTabContents(NULL);
  }

  if (is_attempting_to_close_browser_) {
    ClearUnloadState(contents->tab_contents(), false);
  }

  registrar_.Remove(this, NotificationType::TAB_CONTENTS_DISCONNECTED,
                    Source<TabContentsWrapper>(contents));
}


PasswordPopupSuggestionView::PasswordPopupSuggestionView(
    AutofillPopupViewNativeViews* popup_view,
    int line_number,
    int frontend_id)
    : AutofillPopupSuggestionView(popup_view, line_number, frontend_id) {
  origin_ = popup_view_->controller()->GetElidedLabelAt(line_number_);
  masked_password_ =
      popup_view_->controller()->GetSuggestionAt(line_number_).additional_label;
}


static long aio_read_events_ring(struct kioctx *ctx,
				 struct io_event __user *event, long nr)
{
	struct aio_ring *ring;
	unsigned head, tail, pos;
	long ret = 0;
	int copy_ret;

	mutex_lock(&ctx->ring_lock);

	/* Access to ->ring_pages here is protected by ctx->ring_lock. */
	ring = kmap_atomic(ctx->ring_pages[0]);
	head = ring->head;
	tail = ring->tail;
	kunmap_atomic(ring);

	pr_debug("h%u t%u m%u\n", head, tail, ctx->nr_events);

	if (head == tail)
		goto out;

	while (ret < nr) {
		long avail;
		struct io_event *ev;
		struct page *page;

		avail = (head <= tail ?  tail : ctx->nr_events) - head;
		if (head == tail)
			break;

		avail = min(avail, nr - ret);
		avail = min_t(long, avail, AIO_EVENTS_PER_PAGE -
			    ((head + AIO_EVENTS_OFFSET) % AIO_EVENTS_PER_PAGE));

		pos = head + AIO_EVENTS_OFFSET;
		page = ctx->ring_pages[pos / AIO_EVENTS_PER_PAGE];
		pos %= AIO_EVENTS_PER_PAGE;

		ev = kmap(page);
		copy_ret = copy_to_user(event + ret, ev + pos,
					sizeof(*ev) * avail);
		kunmap(page);

		if (unlikely(copy_ret)) {
			ret = -EFAULT;
			goto out;
		}

		ret += avail;
		head += avail;
		head %= ctx->nr_events;
	}

	ring = kmap_atomic(ctx->ring_pages[0]);
	ring->head = head;
	kunmap_atomic(ring);
	flush_dcache_page(ctx->ring_pages[0]);

	pr_debug("%li  h%u t%u\n", ret, head, tail);
out:
	mutex_unlock(&ctx->ring_lock);

	return ret;
}


void ff_vdpau_mpeg_picture_complete ( MpegEncContext * s , const uint8_t * buf , int buf_size , int slice_count ) {
 struct vdpau_render_state * render , * last , * next ;
 int i ;
 if ( ! s -> current_picture_ptr ) return ;
 render = ( struct vdpau_render_state * ) s -> current_picture_ptr -> f . data [ 0 ] ;
 assert ( render ) ;
 render -> info . mpeg . picture_structure = s -> picture_structure ;
 render -> info . mpeg . picture_coding_type = s -> pict_type ;
 render -> info . mpeg . intra_dc_precision = s -> intra_dc_precision ;
 render -> info . mpeg . frame_pred_frame_dct = s -> frame_pred_frame_dct ;
 render -> info . mpeg . concealment_motion_vectors = s -> concealment_motion_vectors ;
 render -> info . mpeg . intra_vlc_format = s -> intra_vlc_format ;
 render -> info . mpeg . alternate_scan = s -> alternate_scan ;
 render -> info . mpeg . q_scale_type = s -> q_scale_type ;
 render -> info . mpeg . top_field_first = s -> top_field_first ;
 render -> info . mpeg . full_pel_forward_vector = s -> full_pel [ 0 ] ;
 render -> info . mpeg . full_pel_backward_vector = s -> full_pel [ 1 ] ;
 render -> info . mpeg . f_code [ 0 ] [ 0 ] = s -> mpeg_f_code [ 0 ] [ 0 ] ;
 render -> info . mpeg . f_code [ 0 ] [ 1 ] = s -> mpeg_f_code [ 0 ] [ 1 ] ;
 render -> info . mpeg . f_code [ 1 ] [ 0 ] = s -> mpeg_f_code [ 1 ] [ 0 ] ;
 render -> info . mpeg . f_code [ 1 ] [ 1 ] = s -> mpeg_f_code [ 1 ] [ 1 ] ;
 for ( i = 0 ;
 i < 64 ;
 ++ i ) {
 render -> info . mpeg . intra_quantizer_matrix [ i ] = s -> intra_matrix [ i ] ;
 render -> info . mpeg . non_intra_quantizer_matrix [ i ] = s -> inter_matrix [ i ] ;
 }
 render -> info . mpeg . forward_reference = VDP_INVALID_HANDLE ;
 render -> info . mpeg . backward_reference = VDP_INVALID_HANDLE ;
 switch ( s -> pict_type ) {
 case AV_PICTURE_TYPE_B : next = ( struct vdpau_render_state * ) s -> next_picture . f . data [ 0 ] ;
 assert ( next ) ;
 render -> info . mpeg . backward_reference = next -> surface ;
 case AV_PICTURE_TYPE_P : last = ( struct vdpau_render_state * ) s -> last_picture . f . data [ 0 ] ;
 if ( ! last ) last = render ;
 render -> info . mpeg . forward_reference = last -> surface ;
 }
 ff_vdpau_add_data_chunk ( s -> current_picture_ptr -> f . data [ 0 ] , buf , buf_size ) ;
 render -> info . mpeg . slice_count = slice_count ;
 if ( slice_count ) ff_mpeg_draw_horiz_band ( s , 0 , s -> avctx -> height ) ;
 render -> bitstream_buffers_used = 0 ;
 }


static void cswitch(JF, js_Ast *ref, js_Ast *head)
{
	js_Ast *node, *clause, *def = NULL;
	int end;

	cexp(J, F, ref);

	/* emit an if-else chain of tests for the case clause expressions */
	for (node = head; node; node = node->b) {
		clause = node->a;
		if (clause->type == STM_DEFAULT) {
			if (def)
				jsC_error(J, clause, "more than one default label in switch");
			def = clause;
		} else {
			cexp(J, F, clause->a);
			emitline(J, F, clause);
			clause->casejump = emitjump(J, F, OP_JCASE);
		}
	}
	emit(J, F, OP_POP);
	if (def) {
		emitline(J, F, def);
		def->casejump = emitjump(J, F, OP_JUMP);
		end = 0;
	} else {
		end = emitjump(J, F, OP_JUMP);
	}

	/* emit the case clause bodies */
	for (node = head; node; node = node->b) {
		clause = node->a;
		label(J, F, clause->casejump);
		if (clause->type == STM_DEFAULT)
			cstmlist(J, F, clause->a);
		else
			cstmlist(J, F, clause->b);
	}

	if (end)
		label(J, F, end);
}


static Jsi_ScopeStrs *jsi_ScopeStrsDup(jsi_Pstate *ps, Jsi_ScopeStrs *ss)
{
    Jsi_ScopeStrs *n = jsi_ScopeStrsNew();
    int i;
    if (!ss) return n;
    *n = *ss;
    if (!ss->args) return n;
    n->args = (jsi_ArgValue*)Jsi_Calloc(n->count, sizeof(ss->args[0]));
    n->_size = n->count;
    memcpy(n->args, ss->args, (n->count *  sizeof(ss->args[0])));
    for (i = 0; i < ss->count; ++i) {
        if (ss->args[i].defValue)
            Jsi_IncrRefCount(ps->interp, ss->args[i].defValue);
    }
    return n;
}


init_syntax_once ()
{
   register int c;
   static int done;

   if (done)
     return;

   bzero (re_syntax_table, sizeof re_syntax_table);

   for (c = 'a'; c <= 'z'; c++)
     re_syntax_table[c] = Sword;

   for (c = 'A'; c <= 'Z'; c++)
     re_syntax_table[c] = Sword;

   for (c = '0'; c <= '9'; c++)
     re_syntax_table[c] = Sword;

   re_syntax_table['_'] = Sword;

   done = 1;
}


static int mov_read_packet(AVFormatContext *s, AVPacket *pkt)
{
    MOVContext *mov = s->priv_data;
    MOVStreamContext *sc;
    AVIndexEntry *sample;
    AVStream *st = NULL;
    int64_t current_index;
    int ret;
    mov->fc = s;
 retry:
    sample = mov_find_next_sample(s, &st);
    if (!sample || (mov->next_root_atom && sample->pos > mov->next_root_atom)) {
        if (!mov->next_root_atom)
            return AVERROR_EOF;
        if ((ret = mov_switch_root(s, mov->next_root_atom)) < 0)
            return ret;
        goto retry;
    }
    sc = st->priv_data;
    /* must be done just before reading, to avoid infinite loop on sample */
    current_index = sc->current_index;
    mov_current_sample_inc(sc);

    if (mov->next_root_atom) {
        sample->pos = FFMIN(sample->pos, mov->next_root_atom);
        sample->size = FFMIN(sample->size, (mov->next_root_atom - sample->pos));
    }

    if (st->discard != AVDISCARD_ALL) {
        int64_t ret64 = avio_seek(sc->pb, sample->pos, SEEK_SET);
        if (ret64 != sample->pos) {
            av_log(mov->fc, AV_LOG_ERROR, "stream %d, offset 0x%"PRIx64": partial file\n",
                   sc->ffindex, sample->pos);
            if (should_retry(sc->pb, ret64)) {
                mov_current_sample_dec(sc);
            }
            return AVERROR_INVALIDDATA;
        }

        if( st->discard == AVDISCARD_NONKEY && 0==(sample->flags & AVINDEX_KEYFRAME) ) {
            av_log(mov->fc, AV_LOG_DEBUG, "Nonkey frame from stream %d discarded due to AVDISCARD_NONKEY\n", sc->ffindex);
            goto retry;
        }

        ret = av_get_packet(sc->pb, pkt, sample->size);
        if (ret < 0) {
            if (should_retry(sc->pb, ret)) {
                mov_current_sample_dec(sc);
            }
            return ret;
        }
        if (sc->has_palette) {
            uint8_t *pal;

            pal = av_packet_new_side_data(pkt, AV_PKT_DATA_PALETTE, AVPALETTE_SIZE);
            if (!pal) {
                av_log(mov->fc, AV_LOG_ERROR, "Cannot append palette to packet\n");
            } else {
                memcpy(pal, sc->palette, AVPALETTE_SIZE);
                sc->has_palette = 0;
            }
        }
#if CONFIG_DV_DEMUXER
        if (mov->dv_demux && sc->dv_audio_container) {
            avpriv_dv_produce_packet(mov->dv_demux, pkt, pkt->data, pkt->size, pkt->pos);
            av_freep(&pkt->data);
            pkt->size = 0;
            ret = avpriv_dv_get_packet(mov->dv_demux, pkt);
            if (ret < 0)
                return ret;
        }
#endif
        if (st->codecpar->codec_id == AV_CODEC_ID_MP3 && !st->need_parsing && pkt->size > 4) {
            if (ff_mpa_check_header(AV_RB32(pkt->data)) < 0)
                st->need_parsing = AVSTREAM_PARSE_FULL;
        }
    }

    pkt->stream_index = sc->ffindex;
    pkt->dts = sample->timestamp;
    if (sample->flags & AVINDEX_DISCARD_FRAME) {
        pkt->flags |= AV_PKT_FLAG_DISCARD;
    }
    if (sc->ctts_data && sc->ctts_index < sc->ctts_count) {
        pkt->pts = pkt->dts + sc->dts_shift + sc->ctts_data[sc->ctts_index].duration;
        /* update ctts context */
        sc->ctts_sample++;
        if (sc->ctts_index < sc->ctts_count &&
            sc->ctts_data[sc->ctts_index].count == sc->ctts_sample) {
            sc->ctts_index++;
            sc->ctts_sample = 0;
        }
    } else {
        int64_t next_dts = (sc->current_sample < st->nb_index_entries) ?
            st->index_entries[sc->current_sample].timestamp : st->duration;
        pkt->duration = next_dts - pkt->dts;
        pkt->pts = pkt->dts;
    }
    if (st->discard == AVDISCARD_ALL)
        goto retry;
    pkt->flags |= sample->flags & AVINDEX_KEYFRAME ? AV_PKT_FLAG_KEY : 0;
    pkt->pos = sample->pos;

    /* Multiple stsd handling. */
    if (sc->stsc_data) {
        /* Keep track of the stsc index for the given sample, then check
        * if the stsd index is different from the last used one. */
        sc->stsc_sample++;
        if (mov_stsc_index_valid(sc->stsc_index, sc->stsc_count) &&
            mov_get_stsc_samples(sc, sc->stsc_index) == sc->stsc_sample) {
            sc->stsc_index++;
            sc->stsc_sample = 0;
        /* Do not check indexes after a switch. */
        } else if (sc->stsc_data[sc->stsc_index].id > 0 &&
                   sc->stsc_data[sc->stsc_index].id - 1 < sc->stsd_count &&
                   sc->stsc_data[sc->stsc_index].id - 1 != sc->last_stsd_index) {
            ret = mov_change_extradata(sc, pkt);
            if (ret < 0)
                return ret;
        }
    }

    if (mov->aax_mode)
        aax_filter(pkt->data, pkt->size, mov);

    if (sc->cenc.aes_ctr) {
        ret = cenc_filter(mov, sc, current_index, pkt->data, pkt->size);
        if (ret) {
            return ret;
        }
    }

    return 0;
}


Variant HHVM_METHOD(XMLReader, expand,
                    const Variant& basenode /* = null */) {
  auto* data = Native::data<XMLReader>(this_);
  req::ptr<XMLDocumentData> doc;
  xmlDocPtr docp = nullptr;
  SYNC_VM_REGS_SCOPED();

  if (!basenode.isNull()) {
    auto dombasenode = Native::data<DOMNode>(basenode.toObject());
    doc = dombasenode->doc();
    if (doc == nullptr || doc->docp() == nullptr) {
      raise_warning("Invalid State Error");
      return false;
    }
    docp = doc->docp();
  }

  if (data->m_ptr) {
    xmlNodePtr node = xmlTextReaderExpand(data->m_ptr);
    if (node == nullptr) {
      raise_warning("An Error Occurred while expanding");
      return false;
    } else {
      xmlNodePtr nodec = xmlDocCopyNode(node, docp, 1);
      if (nodec == nullptr) {
        raise_notice("Cannot expand this node type");
        return false;
      } else {
        return php_dom_create_object(nodec, doc);
      }
    }
  }

  raise_warning("Load Data before trying to read");
  return false;
}


void fdct16x16_ref(const int16_t *in, int16_t *out, int stride, int tx_type) {
void fdct16x16_ref(const int16_t *in, tran_low_t *out, int stride,
                   int /*tx_type*/) {
  vpx_fdct16x16_c(in, out, stride);
 }


v3d_job_init(struct v3d_dev *v3d, struct drm_file *file_priv,
	     struct v3d_job *job, void (*free)(struct kref *ref),
	     u32 in_sync)
{
	struct dma_fence *in_fence = NULL;
	int ret;

	job->v3d = v3d;
	job->free = free;

	ret = pm_runtime_get_sync(v3d->dev);
	if (ret < 0)
		return ret;

	xa_init_flags(&job->deps, XA_FLAGS_ALLOC);

	ret = drm_syncobj_find_fence(file_priv, in_sync, 0, 0, &in_fence);
	if (ret == -EINVAL)
		goto fail;

	ret = drm_gem_fence_array_add(&job->deps, in_fence);
	if (ret)
		goto fail;

	kref_init(&job->refcount);

	return 0;
fail:
	xa_destroy(&job->deps);
	pm_runtime_put_autosuspend(v3d->dev);
	return ret;
}


      static double mp_bitwise_left_shift(_cimg_math_parser& mp) {
        return (double)((longT)_mp_arg(2)<<(unsigned int)_mp_arg(3));


  void Compute(OpKernelContext* ctx) override {
    // This call processes inputs 1 and 2 to write output 0.
    ReshapeOp::Compute(ctx);
    if (!ctx->status().ok()) {
      return;
    }

    const auto& input_min_float_tensor = ctx->input(2);
    const auto& input_min_float_shape = input_min_float_tensor.shape();
    OP_REQUIRES(ctx,
                TensorShapeUtils::IsScalar(input_min_float_shape) ||
                    (TensorShapeUtils::IsVector(input_min_float_shape) &&
                     (input_min_float_shape.dim_size(0) == 1)),
                errors::InvalidArgument(
                    "input_min must be a scalar or a vector of 1 element"));
    const float input_min_float = input_min_float_tensor.flat<float>()(0);
    const auto& input_max_float_tensor = ctx->input(3);
    const auto& input_max_float_shape = input_max_float_tensor.shape();
    OP_REQUIRES(ctx,
                TensorShapeUtils::IsScalar(input_max_float_shape) ||
                    (TensorShapeUtils::IsVector(input_max_float_shape) &&
                     (input_max_float_shape.dim_size(0) == 1)),
                errors::InvalidArgument(
                    "input_max must be a scalar or a vector of 1 element"));
    const float input_max_float = input_max_float_tensor.flat<float>()(0);

    Tensor* output_min = nullptr;
    OP_REQUIRES_OK(ctx, ctx->allocate_output(1, TensorShape({}), &output_min));
    output_min->flat<float>()(0) = input_min_float;

    Tensor* output_max = nullptr;
    OP_REQUIRES_OK(ctx, ctx->allocate_output(2, TensorShape({}), &output_max));
    output_max->flat<float>()(0) = input_max_float;
  }


void GLES2Implementation::DestroyImageCHROMIUM(GLuint image_id) {
  GPU_CLIENT_SINGLE_THREAD_CHECK();
  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glDestroyImageCHROMIUM("
                     << image_id << ")");
  DestroyImageCHROMIUMHelper(image_id);
  CheckGLError();
}


process_tgs_req(krb5_data *pkt, const krb5_fulladdr *from,
                krb5_data **response)
{
    krb5_keyblock * subkey = 0;
    krb5_keyblock * tgskey = 0;
    krb5_kdc_req *request = 0;
    krb5_db_entry *server = NULL;
    krb5_kdc_rep reply;
    krb5_enc_kdc_rep_part reply_encpart;
    krb5_ticket ticket_reply, *header_ticket = 0;
    int st_idx = 0;
    krb5_enc_tkt_part enc_tkt_reply;
    krb5_transited enc_tkt_transited;
    int newtransited = 0;
    krb5_error_code retval = 0;
    krb5_keyblock encrypting_key;
    krb5_timestamp kdc_time, authtime = 0;
    krb5_keyblock session_key;
    krb5_timestamp rtime;
    krb5_keyblock *reply_key = NULL;
    krb5_key_data  *server_key;
    char *cname = 0, *sname = 0, *altcname = 0;
    krb5_last_req_entry *nolrarray[2], nolrentry;
    krb5_enctype useenctype;
    int errcode, errcode2;
    register int i;
    int firstpass = 1;
    const char        *status = 0;
    krb5_enc_tkt_part *header_enc_tkt = NULL; /* TGT */
    krb5_enc_tkt_part *subject_tkt = NULL; /* TGT or evidence ticket */
    krb5_db_entry *client = NULL, *krbtgt = NULL;
    krb5_pa_s4u_x509_user *s4u_x509_user = NULL; /* protocol transition request */
    krb5_authdata **kdc_issued_auth_data = NULL; /* auth data issued by KDC */
    unsigned int c_flags = 0, s_flags = 0;       /* client/server KDB flags */
    char *s4u_name = NULL;
    krb5_boolean is_referral, db_ref_done = FALSE;
    const char *emsg = NULL;
    krb5_data *tgs_1 =NULL, *server_1 = NULL;
    krb5_principal krbtgt_princ;
    krb5_kvno ticket_kvno = 0;
    struct kdc_request_state *state = NULL;
    krb5_pa_data *pa_tgs_req; /*points into request*/
    krb5_data scratch;
    krb5_pa_data **e_data = NULL;

    reply.padata = 0; /* For cleanup handler */
    reply_encpart.enc_padata = 0;
    enc_tkt_reply.authorization_data = NULL;

    session_key.contents = NULL;

    retval = decode_krb5_tgs_req(pkt, &request);
    if (retval)
        return retval;
    if (request->msg_type != KRB5_TGS_REQ) {
        krb5_free_kdc_req(kdc_context, request);
        return KRB5_BADMSGTYPE;
    }

    /*
     * setup_server_realm() sets up the global realm-specific data pointer.
     */
    if ((retval = setup_server_realm(request->server))) {
        krb5_free_kdc_req(kdc_context, request);
        return retval;
    }
    errcode = kdc_process_tgs_req(request, from, pkt, &header_ticket,
                                  &krbtgt, &tgskey, &subkey, &pa_tgs_req);
    if (header_ticket && header_ticket->enc_part2 &&
        (errcode2 = krb5_unparse_name(kdc_context,
                                      header_ticket->enc_part2->client,
                                      &cname))) {
        status = "UNPARSING CLIENT";
        errcode = errcode2;
        goto cleanup;
    }
    limit_string(cname);

    if (errcode) {
        status = "PROCESS_TGS";
        goto cleanup;
    }

    if (!header_ticket) {
        errcode = KRB5_NO_TKT_SUPPLIED;        /* XXX? */
        status="UNEXPECTED NULL in header_ticket";
        goto cleanup;
    }
    errcode = kdc_make_rstate(&state);
    if (errcode !=0) {
        status = "making state";
        goto cleanup;
    }
    scratch.length = pa_tgs_req->length;
    scratch.data = (char *) pa_tgs_req->contents;
    errcode = kdc_find_fast(&request, &scratch, subkey,
                            header_ticket->enc_part2->session, state, NULL);
    if (errcode !=0) {
        status = "kdc_find_fast";
        goto cleanup;
    }

    /*
     * Pointer to the encrypted part of the header ticket, which may be
     * replaced to point to the encrypted part of the evidence ticket
     * if constrained delegation is used. This simplifies the number of
     * special cases for constrained delegation.
     */
    header_enc_tkt = header_ticket->enc_part2;

    /*
     * We've already dealt with the AP_REQ authentication, so we can
     * use header_ticket freely.  The encrypted part (if any) has been
     * decrypted with the session key.
     */

    /* XXX make sure server here has the proper realm...taken from AP_REQ
       header? */

    setflag(s_flags, KRB5_KDB_FLAG_ALIAS_OK);
    if (isflagset(request->kdc_options, KDC_OPT_CANONICALIZE)) {
        setflag(c_flags, KRB5_KDB_FLAG_CANONICALIZE);
        setflag(s_flags, KRB5_KDB_FLAG_CANONICALIZE);
    }

    db_ref_done = FALSE;
ref_tgt_again:
    if ((errcode = krb5_unparse_name(kdc_context, request->server, &sname))) {
        status = "UNPARSING SERVER";
        goto cleanup;
    }
    limit_string(sname);

    errcode = krb5_db_get_principal(kdc_context, request->server,
                                    s_flags, &server);
    if (errcode && errcode != KRB5_KDB_NOENTRY) {
        status = "LOOKING_UP_SERVER";
        goto cleanup;
    }
tgt_again:
    if (errcode == KRB5_KDB_NOENTRY) {
        /*
         * might be a request for a TGT for some other realm; we
         * should do our best to find such a TGS in this db
         */
        if (firstpass ) {

            if ( krb5_is_tgs_principal(request->server) == TRUE) {
                /* Principal is a name of krb ticket service */
                if (krb5_princ_size(kdc_context, request->server) == 2) {

                    server_1 = krb5_princ_component(kdc_context,
                                                    request->server, 1);
                    tgs_1 = krb5_princ_component(kdc_context, tgs_server, 1);

                    if (!tgs_1 || !data_eq(*server_1, *tgs_1)) {
                        errcode = find_alternate_tgs(request, &server);
                        firstpass = 0;
                        if (errcode == 0)
                            goto tgt_again;
                    }
                }
                status = "UNKNOWN_SERVER";
                errcode = KRB5KDC_ERR_S_PRINCIPAL_UNKNOWN;
                goto cleanup;

            } else if ( db_ref_done == FALSE) {
                retval = prep_reprocess_req(request, &krbtgt_princ);
                if (!retval) {
                    krb5_free_principal(kdc_context, request->server);
                    retval = krb5_copy_principal(kdc_context, krbtgt_princ,
                                                 &(request->server));
                    if (!retval) {
                        db_ref_done = TRUE;
                        if (sname != NULL)
                            free(sname);
                        goto ref_tgt_again;
                    }
                }
            }
        }

        status = "UNKNOWN_SERVER";
        errcode = KRB5KDC_ERR_S_PRINCIPAL_UNKNOWN;
        goto cleanup;
    }

    if ((errcode = krb5_timeofday(kdc_context, &kdc_time))) {
        status = "TIME_OF_DAY";
        goto cleanup;
    }

    if ((retval = validate_tgs_request(request, *server, header_ticket,
                                       kdc_time, &status, &e_data))) {
        if (!status)
            status = "UNKNOWN_REASON";
        errcode = retval + ERROR_TABLE_BASE_krb5;
        goto cleanup;
    }

    if (!is_local_principal(header_enc_tkt->client))
        setflag(c_flags, KRB5_KDB_FLAG_CROSS_REALM);

    is_referral = krb5_is_tgs_principal(server->princ) &&
        !krb5_principal_compare(kdc_context, tgs_server, server->princ);

    /* Check for protocol transition */
    errcode = kdc_process_s4u2self_req(kdc_context,
                                       request,
                                       header_enc_tkt->client,
                                       server,
                                       subkey,
                                       header_enc_tkt->session,
                                       kdc_time,
                                       &s4u_x509_user,
                                       &client,
                                       &status);
    if (errcode)
        goto cleanup;
    if (s4u_x509_user != NULL)
        setflag(c_flags, KRB5_KDB_FLAG_PROTOCOL_TRANSITION);

    /*
     * We pick the session keytype here....
     *
     * Some special care needs to be taken in the user-to-user
     * case, since we don't know what keytypes the application server
     * which is doing user-to-user authentication can support.  We
     * know that it at least must be able to support the encryption
     * type of the session key in the TGT, since otherwise it won't be
     * able to decrypt the U2U ticket!  So we use that in preference
     * to anything else.
     */
    useenctype = 0;
    if (isflagset(request->kdc_options, KDC_OPT_ENC_TKT_IN_SKEY |
                  KDC_OPT_CNAME_IN_ADDL_TKT)) {
        krb5_keyblock  * st_sealing_key;
        krb5_kvno        st_srv_kvno;
        krb5_enctype     etype;
        krb5_db_entry    *st_client;

        /*
         * Get the key for the second ticket, and decrypt it.
         */
        if ((errcode = kdc_get_server_key(request->second_ticket[st_idx],
                                          c_flags,
                                          TRUE, /* match_enctype */
                                          &st_client,
                                          &st_sealing_key,
                                          &st_srv_kvno))) {
            status = "2ND_TKT_SERVER";
            goto cleanup;
        }
        errcode = krb5_decrypt_tkt_part(kdc_context, st_sealing_key,
                                        request->second_ticket[st_idx]);
        krb5_free_keyblock(kdc_context, st_sealing_key);
        if (errcode) {
            status = "2ND_TKT_DECRYPT";
            krb5_db_free_principal(kdc_context, st_client);
            goto cleanup;
        }

        etype = request->second_ticket[st_idx]->enc_part2->session->enctype;
        if (!krb5_c_valid_enctype(etype)) {
            status = "BAD_ETYPE_IN_2ND_TKT";
            errcode = KRB5KDC_ERR_ETYPE_NOSUPP;
            krb5_db_free_principal(kdc_context, st_client);
            goto cleanup;
        }

        for (i = 0; i < request->nktypes; i++) {
            if (request->ktype[i] == etype) {
                useenctype = etype;
                break;
            }
        }

        if (isflagset(request->kdc_options, KDC_OPT_CNAME_IN_ADDL_TKT)) {
            /* Do constrained delegation protocol and authorization checks */
            errcode = kdc_process_s4u2proxy_req(kdc_context,
                                                request,
                                                request->second_ticket[st_idx]->enc_part2,
                                                st_client,
                                                header_ticket->enc_part2->client,
                                                request->server,
                                                &status);
            if (errcode)
                goto cleanup;

            setflag(c_flags, KRB5_KDB_FLAG_CONSTRAINED_DELEGATION);

            assert(krb5_is_tgs_principal(header_ticket->server));

            assert(client == NULL); /* assured by kdc_process_s4u2self_req() */
            client = st_client;
        } else {
            /* "client" is not used for user2user */
            krb5_db_free_principal(kdc_context, st_client);
        }
    }

    /*
     * Select the keytype for the ticket session key.
     */
    if ((useenctype == 0) &&
        (useenctype = select_session_keytype(kdc_context, server,
                                             request->nktypes,
                                             request->ktype)) == 0) {
        /* unsupported ktype */
        status = "BAD_ENCRYPTION_TYPE";
        errcode = KRB5KDC_ERR_ETYPE_NOSUPP;
        goto cleanup;
    }

    errcode = krb5_c_make_random_key(kdc_context, useenctype, &session_key);

    if (errcode) {
        /* random key failed */
        status = "RANDOM_KEY_FAILED";
        goto cleanup;
    }

    /*
     * subject_tkt will refer to the evidence ticket (for constrained
     * delegation) or the TGT. The distinction from header_enc_tkt is
     * necessary because the TGS signature only protects some fields:
     * the others could be forged by a malicious server.
     */

    if (isflagset(c_flags, KRB5_KDB_FLAG_CONSTRAINED_DELEGATION))
        subject_tkt = request->second_ticket[st_idx]->enc_part2;
    else
        subject_tkt = header_enc_tkt;
    authtime = subject_tkt->times.authtime;

    if (is_referral)
        ticket_reply.server = server->princ;
    else
        ticket_reply.server = request->server; /* XXX careful for realm... */

    enc_tkt_reply.flags = 0;
    enc_tkt_reply.times.starttime = 0;

    if (isflagset(server->attributes, KRB5_KDB_OK_AS_DELEGATE))
        setflag(enc_tkt_reply.flags, TKT_FLG_OK_AS_DELEGATE);

    /*
     * Fix header_ticket's starttime; if it's zero, fill in the
     * authtime's value.
     */
    if (!(header_enc_tkt->times.starttime))
        header_enc_tkt->times.starttime = authtime;
    setflag(enc_tkt_reply.flags, TKT_FLG_ENC_PA_REP);

    /* don't use new addresses unless forwarded, see below */

    enc_tkt_reply.caddrs = header_enc_tkt->caddrs;
    /* noaddrarray[0] = 0; */
    reply_encpart.caddrs = 0;/* optional...don't put it in */
    reply_encpart.enc_padata = NULL;

    /*
     * It should be noted that local policy may affect the
     * processing of any of these flags.  For example, some
     * realms may refuse to issue renewable tickets
     */

    if (isflagset(request->kdc_options, KDC_OPT_FORWARDABLE)) {
        setflag(enc_tkt_reply.flags, TKT_FLG_FORWARDABLE);

        if (isflagset(c_flags, KRB5_KDB_FLAG_PROTOCOL_TRANSITION)) {
            /*
             * If S4U2Self principal is not forwardable, then mark ticket as
             * unforwardable. This behaviour matches Windows, but it is
             * different to the MIT AS-REQ path, which returns an error
             * (KDC_ERR_POLICY) if forwardable tickets cannot be issued.
             *
             * Consider this block the S4U2Self equivalent to
             * validate_forwardable().
             */
            if (client != NULL &&
                isflagset(client->attributes, KRB5_KDB_DISALLOW_FORWARDABLE))
                clear(enc_tkt_reply.flags, TKT_FLG_FORWARDABLE);
            /*
             * Forwardable flag is propagated along referral path.
             */
            else if (!isflagset(header_enc_tkt->flags, TKT_FLG_FORWARDABLE))
                clear(enc_tkt_reply.flags, TKT_FLG_FORWARDABLE);
            /*
             * OK_TO_AUTH_AS_DELEGATE must be set on the service requesting
             * S4U2Self in order for forwardable tickets to be returned.
             */
            else if (!is_referral &&
                     !isflagset(server->attributes,
                                KRB5_KDB_OK_TO_AUTH_AS_DELEGATE))
                clear(enc_tkt_reply.flags, TKT_FLG_FORWARDABLE);
        }
    }

    if (isflagset(request->kdc_options, KDC_OPT_FORWARDED)) {
        setflag(enc_tkt_reply.flags, TKT_FLG_FORWARDED);

        /* include new addresses in ticket & reply */

        enc_tkt_reply.caddrs = request->addresses;
        reply_encpart.caddrs = request->addresses;
    }
    if (isflagset(header_enc_tkt->flags, TKT_FLG_FORWARDED))
        setflag(enc_tkt_reply.flags, TKT_FLG_FORWARDED);

    if (isflagset(request->kdc_options, KDC_OPT_PROXIABLE))
        setflag(enc_tkt_reply.flags, TKT_FLG_PROXIABLE);

    if (isflagset(request->kdc_options, KDC_OPT_PROXY)) {
        setflag(enc_tkt_reply.flags, TKT_FLG_PROXY);

        /* include new addresses in ticket & reply */

        enc_tkt_reply.caddrs = request->addresses;
        reply_encpart.caddrs = request->addresses;
    }

    if (isflagset(request->kdc_options, KDC_OPT_ALLOW_POSTDATE))
        setflag(enc_tkt_reply.flags, TKT_FLG_MAY_POSTDATE);

    if (isflagset(request->kdc_options, KDC_OPT_POSTDATED)) {
        setflag(enc_tkt_reply.flags, TKT_FLG_POSTDATED);
        setflag(enc_tkt_reply.flags, TKT_FLG_INVALID);
        enc_tkt_reply.times.starttime = request->from;
    } else
        enc_tkt_reply.times.starttime = kdc_time;

    if (isflagset(request->kdc_options, KDC_OPT_VALIDATE)) {
        assert(isflagset(c_flags, KRB5_KDB_FLAGS_S4U) == 0);
        /* BEWARE of allocation hanging off of ticket & enc_part2, it belongs
           to the caller */
        ticket_reply = *(header_ticket);
        enc_tkt_reply = *(header_ticket->enc_part2);
        enc_tkt_reply.authorization_data = NULL;
        clear(enc_tkt_reply.flags, TKT_FLG_INVALID);
    }

    if (isflagset(request->kdc_options, KDC_OPT_RENEW)) {
        krb5_deltat old_life;

        assert(isflagset(c_flags, KRB5_KDB_FLAGS_S4U) == 0);
        /* BEWARE of allocation hanging off of ticket & enc_part2, it belongs
           to the caller */
        ticket_reply = *(header_ticket);
        enc_tkt_reply = *(header_ticket->enc_part2);
        enc_tkt_reply.authorization_data = NULL;

        old_life = enc_tkt_reply.times.endtime - enc_tkt_reply.times.starttime;

        enc_tkt_reply.times.starttime = kdc_time;
        enc_tkt_reply.times.endtime =
            min(header_ticket->enc_part2->times.renew_till,
                kdc_time + old_life);
    } else {
        /* not a renew request */
        enc_tkt_reply.times.starttime = kdc_time;

        kdc_get_ticket_endtime(kdc_context, enc_tkt_reply.times.starttime,
                               header_enc_tkt->times.endtime, request->till,
                               client, server, &enc_tkt_reply.times.endtime);

        if (isflagset(request->kdc_options, KDC_OPT_RENEWABLE_OK) &&
            (enc_tkt_reply.times.endtime < request->till) &&
            isflagset(header_enc_tkt->flags, TKT_FLG_RENEWABLE)) {
            setflag(request->kdc_options, KDC_OPT_RENEWABLE);
            request->rtime =
                min(request->till, header_enc_tkt->times.renew_till);
        }
    }
    rtime = (request->rtime == 0) ? kdc_infinity : request->rtime;

    if (isflagset(request->kdc_options, KDC_OPT_RENEWABLE)) {
        /* already checked above in policy check to reject request for a
           renewable ticket using a non-renewable ticket */
        setflag(enc_tkt_reply.flags, TKT_FLG_RENEWABLE);
        enc_tkt_reply.times.renew_till =
            min(rtime,
                min(header_enc_tkt->times.renew_till,
                    enc_tkt_reply.times.starttime +
                    min(server->max_renewable_life,
                        max_renewable_life_for_realm)));
    } else {
        enc_tkt_reply.times.renew_till = 0;
    }
    if (isflagset(header_enc_tkt->flags, TKT_FLG_ANONYMOUS))
        setflag(enc_tkt_reply.flags, TKT_FLG_ANONYMOUS);
    /*
     * Set authtime to be the same as header or evidence ticket's
     */
    enc_tkt_reply.times.authtime = authtime;

    /*
     * Propagate the preauthentication flags through to the returned ticket.
     */
    if (isflagset(header_enc_tkt->flags, TKT_FLG_PRE_AUTH))
        setflag(enc_tkt_reply.flags, TKT_FLG_PRE_AUTH);

    if (isflagset(header_enc_tkt->flags, TKT_FLG_HW_AUTH))
        setflag(enc_tkt_reply.flags, TKT_FLG_HW_AUTH);

    /* starttime is optional, and treated as authtime if not present.
       so we can nuke it if it matches */
    if (enc_tkt_reply.times.starttime == enc_tkt_reply.times.authtime)
        enc_tkt_reply.times.starttime = 0;

    if (isflagset(c_flags, KRB5_KDB_FLAG_PROTOCOL_TRANSITION)) {
        errcode = krb5_unparse_name(kdc_context, s4u_x509_user->user_id.user,
                                    &s4u_name);
    } else if (isflagset(c_flags, KRB5_KDB_FLAG_CONSTRAINED_DELEGATION)) {
        errcode = krb5_unparse_name(kdc_context, subject_tkt->client,
                                    &s4u_name);
    } else {
        errcode = 0;
    }
    if (errcode) {
        status = "UNPARSING S4U CLIENT";
        goto cleanup;
    }

    if (isflagset(request->kdc_options, KDC_OPT_ENC_TKT_IN_SKEY)) {
        krb5_enc_tkt_part *t2enc = request->second_ticket[st_idx]->enc_part2;
        encrypting_key = *(t2enc->session);
    } else {
        /*
         * Find the server key
         */
        if ((errcode = krb5_dbe_find_enctype(kdc_context, server,
                                             -1, /* ignore keytype */
                                             -1, /* Ignore salttype */
                                             0,  /* Get highest kvno */
                                             &server_key))) {
            status = "FINDING_SERVER_KEY";
            goto cleanup;
        }

        /*
         * Convert server.key into a real key
         * (it may be encrypted in the database)
         */
        if ((errcode = krb5_dbe_decrypt_key_data(kdc_context, NULL,
                                                 server_key, &encrypting_key,
                                                 NULL))) {
            status = "DECRYPT_SERVER_KEY";
            goto cleanup;
        }
    }

    if (isflagset(c_flags, KRB5_KDB_FLAG_CONSTRAINED_DELEGATION)) {
        /*
         * Don't allow authorization data to be disabled if constrained
         * delegation is requested. We don't want to deny the server
         * the ability to validate that delegation was used.
         */
        clear(server->attributes, KRB5_KDB_NO_AUTH_DATA_REQUIRED);
    }
    if (isflagset(server->attributes, KRB5_KDB_NO_AUTH_DATA_REQUIRED) == 0) {
        /*
         * If we are not doing protocol transition/constrained delegation
         * try to lookup the client principal so plugins can add additional
         * authorization information.
         *
         * Always validate authorization data for constrained delegation
         * because we must validate the KDC signatures.
         */
        if (!isflagset(c_flags, KRB5_KDB_FLAGS_S4U)) {
            /* Generate authorization data so we can include it in ticket */
            setflag(c_flags, KRB5_KDB_FLAG_INCLUDE_PAC);
            /* Map principals from foreign (possibly non-AD) realms */
            setflag(c_flags, KRB5_KDB_FLAG_MAP_PRINCIPALS);

            assert(client == NULL); /* should not have been set already */

            errcode = krb5_db_get_principal(kdc_context, subject_tkt->client,
                                            c_flags, &client);
        }
    }

    if (isflagset(c_flags, KRB5_KDB_FLAG_PROTOCOL_TRANSITION) &&
        !isflagset(c_flags, KRB5_KDB_FLAG_CROSS_REALM))
        enc_tkt_reply.client = s4u_x509_user->user_id.user;
    else
        enc_tkt_reply.client = subject_tkt->client;

    enc_tkt_reply.session = &session_key;
    enc_tkt_reply.transited.tr_type = KRB5_DOMAIN_X500_COMPRESS;
    enc_tkt_reply.transited.tr_contents = empty_string; /* equivalent of "" */

    errcode = handle_authdata(kdc_context, c_flags, client, server, krbtgt,
                              subkey != NULL ? subkey :
                              header_ticket->enc_part2->session,
                              &encrypting_key, /* U2U or server key */
                              tgskey,
                              pkt,
                              request,
                              s4u_x509_user ?
                              s4u_x509_user->user_id.user : NULL,
                              subject_tkt,
                              &enc_tkt_reply);
    if (errcode) {
        krb5_klog_syslog(LOG_INFO, _("TGS_REQ : handle_authdata (%d)"),
                         errcode);
        status = "HANDLE_AUTHDATA";
        goto cleanup;
    }

    /*
     * Only add the realm of the presented tgt to the transited list if
     * it is different than the local realm (cross-realm) and it is different
     * than the realm of the client (since the realm of the client is already
     * implicitly part of the transited list and should not be explicitly
     * listed).
     */
    /* realm compare is like strcmp, but knows how to deal with these args */
    if (realm_compare(header_ticket->server, tgs_server) ||
        realm_compare(header_ticket->server, enc_tkt_reply.client)) {
        /* tgt issued by local realm or issued by realm of client */
        enc_tkt_reply.transited = header_enc_tkt->transited;
    } else {
        /* tgt issued by some other realm and not the realm of the client */
        /* assemble new transited field into allocated storage */
        if (header_enc_tkt->transited.tr_type !=
            KRB5_DOMAIN_X500_COMPRESS) {
            status = "BAD_TRTYPE";
            errcode = KRB5KDC_ERR_TRTYPE_NOSUPP;
            goto cleanup;
        }
        enc_tkt_transited.tr_type = KRB5_DOMAIN_X500_COMPRESS;
        enc_tkt_transited.magic = 0;
        enc_tkt_transited.tr_contents.magic = 0;
        enc_tkt_transited.tr_contents.data = 0;
        enc_tkt_transited.tr_contents.length = 0;
        enc_tkt_reply.transited = enc_tkt_transited;
        if ((errcode =
             add_to_transited(&header_enc_tkt->transited.tr_contents,
                              &enc_tkt_reply.transited.tr_contents,
                              header_ticket->server,
                              enc_tkt_reply.client,
                              request->server))) {
            status = "ADD_TR_FAIL";
            goto cleanup;
        }
        newtransited = 1;
    }
    if (isflagset(c_flags, KRB5_KDB_FLAG_CROSS_REALM)) {
        errcode = validate_transit_path(kdc_context, header_enc_tkt->client,
                                        server, krbtgt);
        if (errcode) {
            status = "NON_TRANSITIVE";
            goto cleanup;
        }
    }
    if (!isflagset (request->kdc_options, KDC_OPT_DISABLE_TRANSITED_CHECK)) {
        unsigned int tlen;
        char *tdots;

        errcode = kdc_check_transited_list (kdc_context,
                                            &enc_tkt_reply.transited.tr_contents,
                                            krb5_princ_realm (kdc_context, header_enc_tkt->client),
                                            krb5_princ_realm (kdc_context, request->server));
        tlen = enc_tkt_reply.transited.tr_contents.length;
        tdots = tlen > 125 ? "..." : "";
        tlen = tlen > 125 ? 125 : tlen;

        if (errcode == 0) {
            setflag (enc_tkt_reply.flags, TKT_FLG_TRANSIT_POLICY_CHECKED);
        } else if (errcode == KRB5KRB_AP_ERR_ILL_CR_TKT)
            krb5_klog_syslog(LOG_INFO, _("bad realm transit path from '%s' "
                                         "to '%s' via '%.*s%s'"),
                             cname ? cname : "<unknown client>",
                             sname ? sname : "<unknown server>", tlen,
                             enc_tkt_reply.transited.tr_contents.data, tdots);
        else {
            emsg = krb5_get_error_message(kdc_context, errcode);
            krb5_klog_syslog(LOG_ERR, _("unexpected error checking transit "
                                        "from '%s' to '%s' via '%.*s%s': %s"),
                             cname ? cname : "<unknown client>",
                             sname ? sname : "<unknown server>", tlen,
                             enc_tkt_reply.transited.tr_contents.data, tdots,
                             emsg);
            krb5_free_error_message(kdc_context, emsg);
            emsg = NULL;
        }
    } else
        krb5_klog_syslog(LOG_INFO, _("not checking transit path"));
    if (reject_bad_transit
        && !isflagset (enc_tkt_reply.flags, TKT_FLG_TRANSIT_POLICY_CHECKED)) {
        errcode = KRB5KDC_ERR_POLICY;
        status = "BAD_TRANSIT";
        goto cleanup;
    }

    ticket_reply.enc_part2 = &enc_tkt_reply;

    /*
     * If we are doing user-to-user authentication, then make sure
     * that the client for the second ticket matches the request
     * server, and then encrypt the ticket using the session key of
     * the second ticket.
     */
    if (isflagset(request->kdc_options, KDC_OPT_ENC_TKT_IN_SKEY)) {
        /*
         * Make sure the client for the second ticket matches
         * requested server.
         */
        krb5_enc_tkt_part *t2enc = request->second_ticket[st_idx]->enc_part2;
        krb5_principal client2 = t2enc->client;
        if (!krb5_principal_compare(kdc_context, request->server, client2)) {
            if ((errcode = krb5_unparse_name(kdc_context, client2, &altcname)))
                altcname = 0;
            if (altcname != NULL)
                limit_string(altcname);

            errcode = KRB5KDC_ERR_SERVER_NOMATCH;
            status = "2ND_TKT_MISMATCH";
            goto cleanup;
        }

        ticket_kvno = 0;
        ticket_reply.enc_part.enctype = t2enc->session->enctype;
        st_idx++;
    } else {
        ticket_kvno = server_key->key_data_kvno;
    }

    errcode = krb5_encrypt_tkt_part(kdc_context, &encrypting_key,
                                    &ticket_reply);
    if (!isflagset(request->kdc_options, KDC_OPT_ENC_TKT_IN_SKEY))
        krb5_free_keyblock_contents(kdc_context, &encrypting_key);
    if (errcode) {
        status = "TKT_ENCRYPT";
        goto cleanup;
    }
    ticket_reply.enc_part.kvno = ticket_kvno;
    /* Start assembling the response */
    reply.msg_type = KRB5_TGS_REP;
    if (isflagset(c_flags, KRB5_KDB_FLAG_PROTOCOL_TRANSITION) &&
        find_pa_data(request->padata, KRB5_PADATA_S4U_X509_USER) != NULL) {
        errcode = kdc_make_s4u2self_rep(kdc_context,
                                        subkey,
                                        header_ticket->enc_part2->session,
                                        s4u_x509_user,
                                        &reply,
                                        &reply_encpart);
        if (errcode) {
            status = "KDC_RETURN_S4U2SELF_PADATA";
            goto cleanup;
        }
    }

    reply.client = enc_tkt_reply.client;
    reply.enc_part.kvno = 0;/* We are using the session key */
    reply.ticket = &ticket_reply;

    reply_encpart.session = &session_key;
    reply_encpart.nonce = request->nonce;

    /* copy the time fields */
    reply_encpart.times = enc_tkt_reply.times;

    /* starttime is optional, and treated as authtime if not present.
       so we can nuke it if it matches */
    if (enc_tkt_reply.times.starttime == enc_tkt_reply.times.authtime)
        enc_tkt_reply.times.starttime = 0;

    nolrentry.lr_type = KRB5_LRQ_NONE;
    nolrentry.value = 0;
    nolrarray[0] = &nolrentry;
    nolrarray[1] = 0;
    reply_encpart.last_req = nolrarray;        /* not available for TGS reqs */
    reply_encpart.key_exp = 0;/* ditto */
    reply_encpart.flags = enc_tkt_reply.flags;
    reply_encpart.server = ticket_reply.server;

    /* use the session key in the ticket, unless there's a subsession key
       in the AP_REQ */
    reply.enc_part.enctype = subkey ? subkey->enctype :
        header_ticket->enc_part2->session->enctype;
    errcode  = kdc_fast_response_handle_padata(state, request, &reply,
                                               subkey ? subkey->enctype : header_ticket->enc_part2->session->enctype);
    if (errcode !=0 ) {
        status = "Preparing FAST padata";
        goto cleanup;
    }
    errcode =kdc_fast_handle_reply_key(state,
                                       subkey?subkey:header_ticket->enc_part2->session, &reply_key);
    if (errcode) {
        status  = "generating reply key";
        goto cleanup;
    }
    errcode = return_enc_padata(kdc_context, pkt, request,
                                reply_key, server, &reply_encpart,
                                is_referral &&
                                isflagset(s_flags,
                                          KRB5_KDB_FLAG_CANONICALIZE));
    if (errcode) {
        status = "KDC_RETURN_ENC_PADATA";
        goto cleanup;
    }

    errcode = krb5_encode_kdc_rep(kdc_context, KRB5_TGS_REP, &reply_encpart,
                                  subkey ? 1 : 0,
                                  reply_key,
                                  &reply, response);
    if (errcode) {
        status = "ENCODE_KDC_REP";
    } else {
        status = "ISSUE";
    }

    memset(ticket_reply.enc_part.ciphertext.data, 0,
           ticket_reply.enc_part.ciphertext.length);
    free(ticket_reply.enc_part.ciphertext.data);
    /* these parts are left on as a courtesy from krb5_encode_kdc_rep so we
       can use them in raw form if needed.  But, we don't... */
    memset(reply.enc_part.ciphertext.data, 0,
           reply.enc_part.ciphertext.length);
    free(reply.enc_part.ciphertext.data);

cleanup:
    assert(status != NULL);
    if (reply_key)
        krb5_free_keyblock(kdc_context, reply_key);
    if (errcode)
        emsg = krb5_get_error_message (kdc_context, errcode);
    log_tgs_req(from, request, &reply, cname, sname, altcname, authtime,
                c_flags, s4u_name, status, errcode, emsg);
    if (errcode) {
        krb5_free_error_message (kdc_context, emsg);
        emsg = NULL;
    }

    if (errcode) {
        int got_err = 0;
        if (status == 0) {
            status = krb5_get_error_message (kdc_context, errcode);
            got_err = 1;
        }
        errcode -= ERROR_TABLE_BASE_krb5;
        if (errcode < 0 || errcode > 128)
            errcode = KRB_ERR_GENERIC;

        retval = prepare_error_tgs(state, request, header_ticket, errcode,
                                   (server != NULL) ? server->princ : NULL,
                                   response, status, e_data);
        if (got_err) {
            krb5_free_error_message (kdc_context, status);
            status = 0;
        }
    }

    if (header_ticket != NULL)
        krb5_free_ticket(kdc_context, header_ticket);
    if (request != NULL)
        krb5_free_kdc_req(kdc_context, request);
    if (state)
        kdc_free_rstate(state);
    if (cname != NULL)
        free(cname);
    if (sname != NULL)
        free(sname);
    krb5_db_free_principal(kdc_context, server);
    krb5_db_free_principal(kdc_context, krbtgt);
    krb5_db_free_principal(kdc_context, client);
    if (session_key.contents != NULL)
        krb5_free_keyblock_contents(kdc_context, &session_key);
    if (newtransited)
        free(enc_tkt_reply.transited.tr_contents.data);
    if (s4u_x509_user != NULL)
        krb5_free_pa_s4u_x509_user(kdc_context, s4u_x509_user);
    if (kdc_issued_auth_data != NULL)
        krb5_free_authdata(kdc_context, kdc_issued_auth_data);
    if (s4u_name != NULL)
        free(s4u_name);
    if (subkey != NULL)
        krb5_free_keyblock(kdc_context, subkey);
    if (tgskey != NULL)
        krb5_free_keyblock(kdc_context, tgskey);
    if (reply.padata)
        krb5_free_pa_data(kdc_context, reply.padata);
    if (reply_encpart.enc_padata)
        krb5_free_pa_data(kdc_context, reply_encpart.enc_padata);
    if (enc_tkt_reply.authorization_data != NULL)
        krb5_free_authdata(kdc_context, enc_tkt_reply.authorization_data);
    krb5_free_pa_data(kdc_context, e_data);

    return retval;
}


void Player::pause()
{
    if (m_paused)
        return;
    m_paused = true;
    updateTimingState(currentTime());
    cancelAnimationOnCompositor();
}