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Zashasborkmann
Zashas
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selftests/bpf: missing headers test_lwt_seg6local
Previous patch "selftests/bpf: test for seg6local End.BPF action" lacks some UAPI headers in tools/. clang -I. -I./include/uapi -I../../../include/uapi -idirafter /usr/local/include -idirafter /data/users/yhs/work/llvm/build/install/lib/clang/7.0.0/include -idirafter /usr/include -Wno-compare-distinct-pointer-types \ -O2 -target bpf -emit-llvm -c test_lwt_seg6local.c -o - | \ llc -march=bpf -mcpu=generic -filetype=obj -o [...]/net-next/tools/testing/selftests/bpf/test_lwt_seg6local.o test_lwt_seg6local.c:4:10: fatal error: 'linux/seg6_local.h' file not found ^~~~~~~~~~~~~~~~~~~~ 1 error generated. make: Leaving directory `/data/users/yhs/work/net-next/tools/testing/selftests/bpf' v2: moving the headers to tools/include/uapi/. Reported-by: Y Song <ys114321@gmail.com> Signed-off-by: Mathieu Xhonneux <m.xhonneux@gmail.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
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‎tools/include/uapi/linux/seg6.h

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/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
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/*
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* SR-IPv6 implementation
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*
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* Author:
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* David Lebrun <david.lebrun@uclouvain.be>
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#ifndef _UAPI_LINUX_SEG6_H
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#define _UAPI_LINUX_SEG6_H
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#include <linux/types.h>
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#include <linux/in6.h> /* For struct in6_addr. */
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/*
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* SRH
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*/
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struct ipv6_sr_hdr {
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__u8 nexthdr;
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__u8 hdrlen;
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__u8 type;
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__u8 segments_left;
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__u8 first_segment; /* Represents the last_entry field of SRH */
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__u8 flags;
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__u16 tag;
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struct in6_addr segments[0];
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};
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#define SR6_FLAG1_PROTECTED (1 << 6)
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#define SR6_FLAG1_OAM (1 << 5)
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#define SR6_FLAG1_ALERT (1 << 4)
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#define SR6_FLAG1_HMAC (1 << 3)
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#define SR6_TLV_INGRESS 1
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#define SR6_TLV_EGRESS 2
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#define SR6_TLV_OPAQUE 3
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#define SR6_TLV_PADDING 4
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#define SR6_TLV_HMAC 5
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#define sr_has_hmac(srh) ((srh)->flags & SR6_FLAG1_HMAC)
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struct sr6_tlv {
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__u8 type;
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__u8 len;
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__u8 data[0];
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};
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#endif

‎tools/include/uapi/linux/seg6_local.h

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/*
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* SR-IPv6 implementation
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*
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* Author:
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* David Lebrun <david.lebrun@uclouvain.be>
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#ifndef _UAPI_LINUX_SEG6_LOCAL_H
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#define _UAPI_LINUX_SEG6_LOCAL_H
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#include <linux/seg6.h>
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enum {
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SEG6_LOCAL_UNSPEC,
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SEG6_LOCAL_ACTION,
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SEG6_LOCAL_SRH,
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SEG6_LOCAL_TABLE,
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SEG6_LOCAL_NH4,
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SEG6_LOCAL_NH6,
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SEG6_LOCAL_IIF,
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SEG6_LOCAL_OIF,
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SEG6_LOCAL_BPF,
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__SEG6_LOCAL_MAX,
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};
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#define SEG6_LOCAL_MAX (__SEG6_LOCAL_MAX - 1)
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enum {
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SEG6_LOCAL_ACTION_UNSPEC = 0,
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/* node segment */
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SEG6_LOCAL_ACTION_END = 1,
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/* adjacency segment (IPv6 cross-connect) */
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SEG6_LOCAL_ACTION_END_X = 2,
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/* lookup of next seg NH in table */
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SEG6_LOCAL_ACTION_END_T = 3,
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/* decap and L2 cross-connect */
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SEG6_LOCAL_ACTION_END_DX2 = 4,
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/* decap and IPv6 cross-connect */
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SEG6_LOCAL_ACTION_END_DX6 = 5,
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/* decap and IPv4 cross-connect */
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SEG6_LOCAL_ACTION_END_DX4 = 6,
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/* decap and lookup of DA in v6 table */
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SEG6_LOCAL_ACTION_END_DT6 = 7,
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/* decap and lookup of DA in v4 table */
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SEG6_LOCAL_ACTION_END_DT4 = 8,
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/* binding segment with insertion */
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SEG6_LOCAL_ACTION_END_B6 = 9,
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/* binding segment with encapsulation */
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SEG6_LOCAL_ACTION_END_B6_ENCAP = 10,
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/* binding segment with MPLS encap */
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SEG6_LOCAL_ACTION_END_BM = 11,
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/* lookup last seg in table */
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SEG6_LOCAL_ACTION_END_S = 12,
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/* forward to SR-unaware VNF with static proxy */
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SEG6_LOCAL_ACTION_END_AS = 13,
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/* forward to SR-unaware VNF with masquerading */
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SEG6_LOCAL_ACTION_END_AM = 14,
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/* custom BPF action */
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SEG6_LOCAL_ACTION_END_BPF = 15,
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__SEG6_LOCAL_ACTION_MAX,
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};
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#define SEG6_LOCAL_ACTION_MAX (__SEG6_LOCAL_ACTION_MAX - 1)
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enum {
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SEG6_LOCAL_BPF_PROG_UNSPEC,
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SEG6_LOCAL_BPF_PROG,
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SEG6_LOCAL_BPF_PROG_NAME,
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__SEG6_LOCAL_BPF_PROG_MAX,
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};
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#define SEG6_LOCAL_BPF_PROG_MAX (__SEG6_LOCAL_BPF_PROG_MAX - 1)
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#endif

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