6455a150fa
Changes in 4.19.178 HID: make arrays usage and value to be the same USB: quirks: sort quirk entries usb: quirks: add quirk to start video capture on ELMO L-12F document camera reliable ntfs: check for valid standard information attribute arm64: tegra: Add power-domain for Tegra210 HDA scripts: use pkg-config to locate libcrypto scripts: set proper OpenSSL include dir also for sign-file block: add helper for checking if queue is registered block: split .sysfs_lock into two locks block: fix race between switching elevator and removing queues block: don't release queue's sysfs lock during switching elevator NET: usb: qmi_wwan: Adding support for Cinterion MV31 cifs: Set CIFS_MOUNT_USE_PREFIX_PATH flag on setting cifs_sb->prepath. scripts/recordmcount.pl: support big endian for ARCH sh jump_label/lockdep: Assert we hold the hotplug lock for _cpuslocked() operations locking/static_key: Fix false positive warnings on concurrent dec/inc vmlinux.lds.h: add DWARF v5 sections kdb: Make memory allocations more robust PCI: qcom: Use PHY_REFCLK_USE_PAD only for ipq8064 bfq: Avoid false bfq queue merging ALSA: usb-audio: Fix PCM buffer allocation in non-vmalloc mode MIPS: vmlinux.lds.S: add missing PAGE_ALIGNED_DATA() section random: fix the RNDRESEEDCRNG ioctl ath10k: Fix error handling in case of CE pipe init failure Bluetooth: btqcomsmd: Fix a resource leak in error handling paths in the probe function Bluetooth: Fix initializing response id after clearing struct ARM: dts: exynos: correct PMIC interrupt trigger level on Artik 5 ARM: dts: exynos: correct PMIC interrupt trigger level on Monk ARM: dts: exynos: correct PMIC interrupt trigger level on Rinato ARM: dts: exynos: correct PMIC interrupt trigger level on Spring ARM: dts: exynos: correct PMIC interrupt trigger level on Arndale Octa ARM: dts: exynos: correct PMIC interrupt trigger level on Odroid XU3 family arm64: dts: exynos: correct PMIC interrupt trigger level on TM2 arm64: dts: exynos: correct PMIC interrupt trigger level on Espresso bpf: Avoid warning when re-casting __bpf_call_base into __bpf_call_base_args arm64: dts: allwinner: A64: properly connect USB PHY to port 0 arm64: dts: allwinner: Drop non-removable from SoPine/LTS SD card arm64: dts: allwinner: A64: Limit MMC2 bus frequency to 150 MHz cpufreq: brcmstb-avs-cpufreq: Free resources in error path cpufreq: brcmstb-avs-cpufreq: Fix resource leaks in ->remove() ACPICA: Fix exception code class checks usb: gadget: u_audio: Free requests only after callback Bluetooth: drop HCI device reference before return Bluetooth: Put HCI device if inquiry procedure interrupts memory: ti-aemif: Drop child node when jumping out loop ARM: dts: Configure missing thermal interrupt for 4430 usb: dwc2: Do not update data length if it is 0 on inbound transfers usb: dwc2: Abort transaction after errors with unknown reason usb: dwc2: Make "trimming xfer length" a debug message staging: rtl8723bs: wifi_regd.c: Fix incorrect number of regulatory rules ARM: dts: armada388-helios4: assign pinctrl to LEDs ARM: dts: armada388-helios4: assign pinctrl to each fan arm64: dts: msm8916: Fix reserved and rfsa nodes unit address ARM: s3c: fix fiq for clang IAS soc: aspeed: snoop: Add clock control logic bpf_lru_list: Read double-checked variable once without lock ath9k: fix data bus crash when setting nf_override via debugfs ibmvnic: Set to CLOSED state even on error bnxt_en: reverse order of TX disable and carrier off xen/netback: fix spurious event detection for common event case mac80211: fix potential overflow when multiplying to u32 integers bpf: Fix bpf_fib_lookup helper MTU check for SKB ctx tcp: fix SO_RCVLOWAT related hangs under mem pressure cxgb4/chtls/cxgbit: Keeping the max ofld immediate data size same in cxgb4 and ulds b43: N-PHY: Fix the update of coef for the PHY revision >= 3case ibmvnic: add memory barrier to protect long term buffer ibmvnic: skip send_request_unmap for timeout reset net: amd-xgbe: Reset the PHY rx data path when mailbox command timeout net: amd-xgbe: Fix NETDEV WATCHDOG transmit queue timeout warning net: amd-xgbe: Reset link when the link never comes back net: amd-xgbe: Fix network fluctuations when using 1G BELFUSE SFP net: mvneta: Remove per-cpu queue mapping for Armada 3700 fbdev: aty: SPARC64 requires FB_ATY_CT drm/gma500: Fix error return code in psb_driver_load() gma500: clean up error handling in init crypto: sun4i-ss - fix kmap usage drm/amdgpu: Fix macro name _AMDGPU_TRACE_H_ in preprocessor if condition MIPS: c-r4k: Fix section mismatch for loongson2_sc_init MIPS: lantiq: Explicitly compare LTQ_EBU_PCC_ISTAT against 0 media: i2c: ov5670: Fix PIXEL_RATE minimum value media: camss: missing error code in msm_video_register() media: vsp1: Fix an error handling path in the probe function media: em28xx: Fix use-after-free in em28xx_alloc_urbs media: media/pci: Fix memleak in empress_init media: tm6000: Fix memleak in tm6000_start_stream ASoC: cs42l56: fix up error handling in probe crypto: bcm - Rename struct device_private to bcm_device_private drm/amd/display: Fix 10/12 bpc setup in DCE output bit depth reduction. media: lmedm04: Fix misuse of comma media: qm1d1c0042: fix error return code in qm1d1c0042_init() media: cx25821: Fix a bug when reallocating some dma memory media: pxa_camera: declare variable when DEBUG is defined media: uvcvideo: Accept invalid bFormatIndex and bFrameIndex values crypto: talitos - Work around SEC6 ERRATA (AES-CTR mode data size error) ata: ahci_brcm: Add back regulators management ASoC: cpcap: fix microphone timeslot mask f2fs: fix to avoid inconsistent quota data drm/amdgpu: Prevent shift wrapping in amdgpu_read_mask() Drivers: hv: vmbus: Avoid use-after-free in vmbus_onoffer_rescind() btrfs: clarify error returns values in __load_free_space_cache hwrng: timeriomem - Fix cooldown period calculation crypto: ecdh_helper - Ensure 'len >= secret.len' in decode_key() ima: Free IMA measurement buffer on error ima: Free IMA measurement buffer after kexec syscall fs/jfs: fix potential integer overflow on shift of a int jffs2: fix use after free in jffs2_sum_write_data() capabilities: Don't allow writing ambiguous v3 file capabilities clk: meson: clk-pll: fix initializing the old rate (fallback) for a PLL quota: Fix memory leak when handling corrupted quota file spi: cadence-quadspi: Abort read if dummy cycles required are too many clk: sunxi-ng: h6: Fix CEC clock HID: core: detect and skip invalid inputs to snto32() dmaengine: fsldma: Fix a resource leak in the remove function dmaengine: fsldma: Fix a resource leak in an error handling path of the probe function dmaengine: owl-dma: Fix a resource leak in the remove function dmaengine: hsu: disable spurious interrupt mfd: bd9571mwv: Use devm_mfd_add_devices() fdt: Properly handle "no-map" field in the memory region of/fdt: Make sure no-map does not remove already reserved regions power: reset: at91-sama5d2_shdwc: fix wkupdbc mask rtc: s5m: select REGMAP_I2C clocksource/drivers/mxs_timer: Add missing semicolon when DEBUG is defined RDMA/mlx5: Use the correct obj_id upon DEVX TIR creation clk: sunxi-ng: h6: Fix clock divider range on some clocks regulator: axp20x: Fix reference cout leak certs: Fix blacklist flag type confusion spi: atmel: Put allocated master before return regulator: s5m8767: Drop regulators OF node reference isofs: release buffer head before return auxdisplay: ht16k33: Fix refresh rate handling IB/umad: Return EIO in case of when device disassociated IB/umad: Return EPOLLERR in case of when device disassociated KVM: PPC: Make the VMX instruction emulation routines static powerpc/47x: Disable 256k page size mmc: usdhi6rol0: Fix a resource leak in the error handling path of the probe mmc: renesas_sdhi_internal_dmac: Fix DMA buffer alignment from 8 to 128-bytes ARM: 9046/1: decompressor: Do not clear SCTLR.nTLSMD for ARMv7+ cores amba: Fix resource leak for drivers without .remove tracepoint: Do not fail unregistering a probe due to memory failure perf tools: Fix DSO filtering when not finding a map for a sampled address RDMA/rxe: Fix coding error in rxe_recv.c RDMA/rxe: Correct skb on loopback path spi: stm32: properly handle 0 byte transfer mfd: wm831x-auxadc: Prevent use after free in wm831x_auxadc_read_irq() powerpc/pseries/dlpar: handle ibm, configure-connector delay status powerpc/8xx: Fix software emulation interrupt clk: qcom: gcc-msm8998: Fix Alpha PLL type for all GPLLs spi: pxa2xx: Fix the controller numbering for Wildcat Point Input: sur40 - fix an error code in sur40_probe() perf intel-pt: Fix missing CYC processing in PSB perf test: Fix unaligned access in sample parsing test Input: elo - fix an error code in elo_connect() sparc64: only select COMPAT_BINFMT_ELF if BINFMT_ELF is set misc: eeprom_93xx46: Fix module alias to enable module autoprobe misc: eeprom_93xx46: Add module alias to avoid breaking support for non device tree users pwm: rockchip: rockchip_pwm_probe(): Remove superfluous clk_unprepare() VMCI: Use set_page_dirty_lock() when unregistering guest memory PCI: Align checking of syscall user config accessors drm/msm/dsi: Correct io_start for MSM8994 (20nm PHY) ext4: fix potential htree index checksum corruption regmap: sdw: use _no_pm functions in regmap_read/write i40e: Fix flow for IPv6 next header (extension header) i40e: Add zero-initialization of AQ command structures i40e: Fix overwriting flow control settings during driver loading i40e: Fix VFs not created i40e: Fix add TC filter for IPv6 net/mlx4_core: Add missed mlx4_free_cmd_mailbox() vxlan: move debug check after netdev unregister ocfs2: fix a use after free on error mm/memory.c: fix potential pte_unmap_unlock pte error mm/hugetlb: fix potential double free in hugetlb_register_node() error path r8169: fix jumbo packet handling on RTL8168e arm64: Add missing ISB after invalidating TLB in __primary_switch i2c: brcmstb: Fix brcmstd_send_i2c_cmd condition mm/rmap: fix potential pte_unmap on an not mapped pte scsi: bnx2fc: Fix Kconfig warning & CNIC build errors blk-settings: align max_sectors on "logical_block_size" boundary ACPI: property: Fix fwnode string properties matching ACPI: configfs: add missing check after configfs_register_default_group() HID: wacom: Ignore attempts to overwrite the touch_max value from HID Input: raydium_ts_i2c - do not send zero length Input: xpad - add support for PowerA Enhanced Wired Controller for Xbox Series X|S Input: joydev - prevent potential read overflow in ioctl Input: i8042 - add ASUS Zenbook Flip to noselftest list USB: serial: option: update interface mapping for ZTE P685M usb: musb: Fix runtime PM race in musb_queue_resume_work usb: dwc3: gadget: Fix setting of DEPCFG.bInterval_m1 usb: dwc3: gadget: Fix dep->interval for fullspeed interrupt USB: serial: ftdi_sio: fix FTX sub-integer prescaler USB: serial: mos7840: fix error code in mos7840_write() USB: serial: mos7720: fix error code in mos7720_write() ALSA: hda/realtek: modify EAPD in the ALC886 tpm_tis: Fix check_locality for correct locality acquisition tpm_tis: Clean up locality release KEYS: trusted: Fix migratable=1 failing btrfs: abort the transaction if we fail to inc ref in btrfs_copy_root btrfs: fix reloc root leak with 0 ref reloc roots on recovery btrfs: fix extent buffer leak on failure to copy root crypto: arm64/sha - add missing module aliases crypto: sun4i-ss - checking sg length is not sufficient crypto: sun4i-ss - handle BigEndian for cipher seccomp: Add missing return in non-void function misc: rtsx: init of rts522a add OCP power off when no card is present drivers/misc/vmw_vmci: restrict too big queue size in qp_host_alloc_queue pstore: Fix typo in compression option name dts64: mt7622: fix slow sd card access staging/mt7621-dma: mtk-hsdma.c->hsdma-mt7621.c staging: gdm724x: Fix DMA from stack staging: rtl8188eu: Add Edimax EW-7811UN V2 to device table media: ipu3-cio2: Fix mbus_code processing in cio2_subdev_set_fmt() x86/reboot: Force all cpus to exit VMX root if VMX is supported floppy: reintroduce O_NDELAY fix arm64: uprobe: Return EOPNOTSUPP for AARCH32 instruction probing watchdog: mei_wdt: request stop on unregister mtd: spi-nor: hisi-sfc: Put child node np on error path fs/affs: release old buffer head on error path seq_file: document how per-entry resources are managed. x86: fix seq_file iteration for pat/memtype.c hugetlb: fix copy_huge_page_from_user contig page struct assumption libnvdimm/dimm: Avoid race between probe and available_slots_show() arm64: Extend workaround for erratum 1024718 to all versions of Cortex-A55 module: Ignore _GLOBAL_OFFSET_TABLE_ when warning for undefined symbols mmc: sdhci-esdhc-imx: fix kernel panic when remove module gpio: pcf857x: Fix missing first interrupt printk: fix deadlock when kernel panic cpufreq: intel_pstate: Get per-CPU max freq via MSR_HWP_CAPABILITIES if available f2fs: fix out-of-repair __setattr_copy() sparc32: fix a user-triggerable oops in clear_user() gfs2: Don't skip dlm unlock if glock has an lvb dm: fix deadlock when swapping to encrypted device dm era: Recover committed writeset after crash dm era: Verify the data block size hasn't changed dm era: Fix bitset memory leaks dm era: Use correct value size in equality function of writeset tree dm era: Reinitialize bitset cache before digesting a new writeset dm era: only resize metadata in preresume icmp: introduce helper for nat'd source address in network device context icmp: allow icmpv6_ndo_send to work with CONFIG_IPV6=n gtp: use icmp_ndo_send helper sunvnet: use icmp_ndo_send helper xfrm: interface: use icmp_ndo_send helper ipv6: icmp6: avoid indirect call for icmpv6_send() ipv6: silence compilation warning for non-IPV6 builds net: icmp: pass zeroed opts from icmp{,v6}_ndo_send before sending dm era: Update in-core bitset after committing the metadata net: qrtr: Fix memory leak in qrtr_tun_open ARM: dts: aspeed: Add LCLK to lpc-snoop Linux 4.19.178 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com> Change-Id: I8c07c10dd29a1233f238b533622d7b32bd22bdb0
404 lines
9.1 KiB
C
404 lines
9.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _IPV6_H
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#define _IPV6_H
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#include <uapi/linux/ipv6.h>
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#include <uapi/linux/icmpv6.h>
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#include <linux/android_kabi.h>
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#define ipv6_optlen(p) (((p)->hdrlen+1) << 3)
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#define ipv6_authlen(p) (((p)->hdrlen+2) << 2)
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/*
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* This structure contains configuration options per IPv6 link.
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*/
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struct ipv6_devconf {
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__s32 forwarding;
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__s32 hop_limit;
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__s32 mtu6;
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__s32 accept_ra;
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__s32 accept_redirects;
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__s32 autoconf;
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__s32 dad_transmits;
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__s32 rtr_solicits;
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__s32 rtr_solicit_interval;
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__s32 rtr_solicit_max_interval;
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__s32 rtr_solicit_delay;
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__s32 force_mld_version;
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__s32 mldv1_unsolicited_report_interval;
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__s32 mldv2_unsolicited_report_interval;
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__s32 use_tempaddr;
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__s32 temp_valid_lft;
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__s32 temp_prefered_lft;
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__s32 regen_max_retry;
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__s32 max_desync_factor;
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__s32 max_addresses;
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__s32 accept_ra_defrtr;
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__s32 accept_ra_min_hop_limit;
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__s32 accept_ra_pinfo;
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__s32 ignore_routes_with_linkdown;
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#ifdef CONFIG_IPV6_ROUTER_PREF
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__s32 accept_ra_rtr_pref;
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__s32 rtr_probe_interval;
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#ifdef CONFIG_IPV6_ROUTE_INFO
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__s32 accept_ra_rt_info_min_plen;
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__s32 accept_ra_rt_info_max_plen;
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#endif
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#endif
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__s32 accept_ra_rt_table;
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__s32 proxy_ndp;
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__s32 accept_source_route;
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__s32 accept_ra_from_local;
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#ifdef CONFIG_IPV6_OPTIMISTIC_DAD
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__s32 optimistic_dad;
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__s32 use_optimistic;
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#endif
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#ifdef CONFIG_IPV6_MROUTE
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__s32 mc_forwarding;
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#endif
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__s32 disable_ipv6;
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__s32 drop_unicast_in_l2_multicast;
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__s32 accept_dad;
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__s32 force_tllao;
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__s32 ndisc_notify;
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__s32 suppress_frag_ndisc;
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__s32 accept_ra_mtu;
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__s32 drop_unsolicited_na;
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struct ipv6_stable_secret {
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bool initialized;
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struct in6_addr secret;
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} stable_secret;
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__s32 use_oif_addrs_only;
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__s32 keep_addr_on_down;
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__s32 seg6_enabled;
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#ifdef CONFIG_IPV6_SEG6_HMAC
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__s32 seg6_require_hmac;
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#endif
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__u32 enhanced_dad;
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__u32 addr_gen_mode;
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__s32 disable_policy;
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__s32 ndisc_tclass;
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struct ctl_table_header *sysctl_header;
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ANDROID_KABI_RESERVE(1);
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ANDROID_KABI_RESERVE(2);
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ANDROID_KABI_RESERVE(3);
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ANDROID_KABI_RESERVE(4);
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};
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struct ipv6_params {
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__s32 disable_ipv6;
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__s32 autoconf;
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};
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extern struct ipv6_params ipv6_defaults;
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#include <linux/tcp.h>
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#include <linux/udp.h>
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#include <net/inet_sock.h>
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static inline struct ipv6hdr *ipv6_hdr(const struct sk_buff *skb)
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{
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return (struct ipv6hdr *)skb_network_header(skb);
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}
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static inline struct ipv6hdr *inner_ipv6_hdr(const struct sk_buff *skb)
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{
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return (struct ipv6hdr *)skb_inner_network_header(skb);
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}
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static inline struct ipv6hdr *ipipv6_hdr(const struct sk_buff *skb)
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{
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return (struct ipv6hdr *)skb_transport_header(skb);
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}
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/*
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This structure contains results of exthdrs parsing
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as offsets from skb->nh.
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*/
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struct inet6_skb_parm {
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int iif;
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__be16 ra;
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__u16 dst0;
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__u16 srcrt;
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__u16 dst1;
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__u16 lastopt;
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__u16 nhoff;
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__u16 flags;
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#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
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__u16 dsthao;
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#endif
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__u16 frag_max_size;
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#define IP6SKB_XFRM_TRANSFORMED 1
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#define IP6SKB_FORWARDED 2
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#define IP6SKB_REROUTED 4
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#define IP6SKB_ROUTERALERT 8
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#define IP6SKB_FRAGMENTED 16
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#define IP6SKB_HOPBYHOP 32
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#define IP6SKB_L3SLAVE 64
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#define IP6SKB_JUMBOGRAM 128
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};
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#if defined(CONFIG_NET_L3_MASTER_DEV)
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static inline bool ipv6_l3mdev_skb(__u16 flags)
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{
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return flags & IP6SKB_L3SLAVE;
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}
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#else
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static inline bool ipv6_l3mdev_skb(__u16 flags)
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{
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return false;
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}
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#endif
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#define IP6CB(skb) ((struct inet6_skb_parm*)((skb)->cb))
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#define IP6CBMTU(skb) ((struct ip6_mtuinfo *)((skb)->cb))
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static inline int inet6_iif(const struct sk_buff *skb)
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{
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bool l3_slave = ipv6_l3mdev_skb(IP6CB(skb)->flags);
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return l3_slave ? skb->skb_iif : IP6CB(skb)->iif;
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}
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static inline bool inet6_is_jumbogram(const struct sk_buff *skb)
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{
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return !!(IP6CB(skb)->flags & IP6SKB_JUMBOGRAM);
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}
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/* can not be used in TCP layer after tcp_v6_fill_cb */
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static inline int inet6_sdif(const struct sk_buff *skb)
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{
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#if IS_ENABLED(CONFIG_NET_L3_MASTER_DEV)
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if (skb && ipv6_l3mdev_skb(IP6CB(skb)->flags))
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return IP6CB(skb)->iif;
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#endif
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return 0;
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}
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/* can not be used in TCP layer after tcp_v6_fill_cb */
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static inline bool inet6_exact_dif_match(struct net *net, struct sk_buff *skb)
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{
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#if defined(CONFIG_NET_L3_MASTER_DEV)
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if (!net->ipv4.sysctl_tcp_l3mdev_accept &&
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skb && ipv6_l3mdev_skb(IP6CB(skb)->flags))
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return true;
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#endif
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return false;
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}
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struct tcp6_request_sock {
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struct tcp_request_sock tcp6rsk_tcp;
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};
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struct ipv6_mc_socklist;
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struct ipv6_ac_socklist;
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struct ipv6_fl_socklist;
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struct inet6_cork {
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struct ipv6_txoptions *opt;
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u8 hop_limit;
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u8 tclass;
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};
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/**
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* struct ipv6_pinfo - ipv6 private area
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*
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* In the struct sock hierarchy (tcp6_sock, upd6_sock, etc)
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* this _must_ be the last member, so that inet6_sk_generic
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* is able to calculate its offset from the base struct sock
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* by using the struct proto->slab_obj_size member. -acme
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*/
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struct ipv6_pinfo {
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struct in6_addr saddr;
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struct in6_pktinfo sticky_pktinfo;
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const struct in6_addr *daddr_cache;
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#ifdef CONFIG_IPV6_SUBTREES
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const struct in6_addr *saddr_cache;
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#endif
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__be32 flow_label;
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__u32 frag_size;
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/*
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* Packed in 16bits.
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* Omit one shift by by putting the signed field at MSB.
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*/
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#if defined(__BIG_ENDIAN_BITFIELD)
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__s16 hop_limit:9;
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__u16 __unused_1:7;
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#else
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__u16 __unused_1:7;
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__s16 hop_limit:9;
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#endif
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#if defined(__BIG_ENDIAN_BITFIELD)
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/* Packed in 16bits. */
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__s16 mcast_hops:9;
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__u16 __unused_2:6,
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mc_loop:1;
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#else
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__u16 mc_loop:1,
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__unused_2:6;
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__s16 mcast_hops:9;
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#endif
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int ucast_oif;
|
|
int mcast_oif;
|
|
|
|
/* pktoption flags */
|
|
union {
|
|
struct {
|
|
__u16 srcrt:1,
|
|
osrcrt:1,
|
|
rxinfo:1,
|
|
rxoinfo:1,
|
|
rxhlim:1,
|
|
rxohlim:1,
|
|
hopopts:1,
|
|
ohopopts:1,
|
|
dstopts:1,
|
|
odstopts:1,
|
|
rxflow:1,
|
|
rxtclass:1,
|
|
rxpmtu:1,
|
|
rxorigdstaddr:1,
|
|
recvfragsize:1;
|
|
/* 1 bits hole */
|
|
} bits;
|
|
__u16 all;
|
|
} rxopt;
|
|
|
|
/* sockopt flags */
|
|
__u16 recverr:1,
|
|
sndflow:1,
|
|
repflow:1,
|
|
pmtudisc:3,
|
|
padding:1, /* 1 bit hole */
|
|
srcprefs:3, /* 001: prefer temporary address
|
|
* 010: prefer public address
|
|
* 100: prefer care-of address
|
|
*/
|
|
dontfrag:1,
|
|
autoflowlabel:1,
|
|
autoflowlabel_set:1;
|
|
__u8 min_hopcount;
|
|
__u8 tclass;
|
|
__be32 rcv_flowinfo;
|
|
|
|
__u32 dst_cookie;
|
|
__u32 rx_dst_cookie;
|
|
|
|
struct ipv6_mc_socklist __rcu *ipv6_mc_list;
|
|
struct ipv6_ac_socklist *ipv6_ac_list;
|
|
struct ipv6_fl_socklist __rcu *ipv6_fl_list;
|
|
|
|
struct ipv6_txoptions __rcu *opt;
|
|
struct sk_buff *pktoptions;
|
|
struct sk_buff *rxpmtu;
|
|
struct inet6_cork cork;
|
|
};
|
|
|
|
/* WARNING: don't change the layout of the members in {raw,udp,tcp}6_sock! */
|
|
struct raw6_sock {
|
|
/* inet_sock has to be the first member of raw6_sock */
|
|
struct inet_sock inet;
|
|
__u32 checksum; /* perform checksum */
|
|
__u32 offset; /* checksum offset */
|
|
struct icmp6_filter filter;
|
|
__u32 ip6mr_table;
|
|
/* ipv6_pinfo has to be the last member of raw6_sock, see inet6_sk_generic */
|
|
struct ipv6_pinfo inet6;
|
|
};
|
|
|
|
struct udp6_sock {
|
|
struct udp_sock udp;
|
|
/* ipv6_pinfo has to be the last member of udp6_sock, see inet6_sk_generic */
|
|
struct ipv6_pinfo inet6;
|
|
};
|
|
|
|
struct tcp6_sock {
|
|
struct tcp_sock tcp;
|
|
/* ipv6_pinfo has to be the last member of tcp6_sock, see inet6_sk_generic */
|
|
struct ipv6_pinfo inet6;
|
|
};
|
|
|
|
extern int inet6_sk_rebuild_header(struct sock *sk);
|
|
|
|
struct tcp6_timewait_sock {
|
|
struct tcp_timewait_sock tcp6tw_tcp;
|
|
};
|
|
|
|
#if IS_ENABLED(CONFIG_IPV6)
|
|
bool ipv6_mod_enabled(void);
|
|
|
|
static inline struct ipv6_pinfo *inet6_sk(const struct sock *__sk)
|
|
{
|
|
return sk_fullsock(__sk) ? inet_sk(__sk)->pinet6 : NULL;
|
|
}
|
|
|
|
static inline struct raw6_sock *raw6_sk(const struct sock *sk)
|
|
{
|
|
return (struct raw6_sock *)sk;
|
|
}
|
|
|
|
static inline void inet_sk_copy_descendant(struct sock *sk_to,
|
|
const struct sock *sk_from)
|
|
{
|
|
int ancestor_size = sizeof(struct inet_sock);
|
|
|
|
if (sk_from->sk_family == PF_INET6)
|
|
ancestor_size += sizeof(struct ipv6_pinfo);
|
|
|
|
__inet_sk_copy_descendant(sk_to, sk_from, ancestor_size);
|
|
}
|
|
|
|
#define __ipv6_only_sock(sk) (sk->sk_ipv6only)
|
|
#define ipv6_only_sock(sk) (__ipv6_only_sock(sk))
|
|
#define ipv6_sk_rxinfo(sk) ((sk)->sk_family == PF_INET6 && \
|
|
inet6_sk(sk)->rxopt.bits.rxinfo)
|
|
|
|
static inline const struct in6_addr *inet6_rcv_saddr(const struct sock *sk)
|
|
{
|
|
if (sk->sk_family == AF_INET6)
|
|
return &sk->sk_v6_rcv_saddr;
|
|
return NULL;
|
|
}
|
|
|
|
static inline int inet_v6_ipv6only(const struct sock *sk)
|
|
{
|
|
/* ipv6only field is at same position for timewait and other sockets */
|
|
return ipv6_only_sock(sk);
|
|
}
|
|
#else
|
|
#define __ipv6_only_sock(sk) 0
|
|
#define ipv6_only_sock(sk) 0
|
|
#define ipv6_sk_rxinfo(sk) 0
|
|
|
|
static inline bool ipv6_mod_enabled(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline struct ipv6_pinfo * inet6_sk(const struct sock *__sk)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
static inline struct inet6_request_sock *
|
|
inet6_rsk(const struct request_sock *rsk)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
static inline struct raw6_sock *raw6_sk(const struct sock *sk)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
#define inet6_rcv_saddr(__sk) NULL
|
|
#define tcp_twsk_ipv6only(__sk) 0
|
|
#define inet_v6_ipv6only(__sk) 0
|
|
#endif /* IS_ENABLED(CONFIG_IPV6) */
|
|
#endif /* _IPV6_H */
|