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64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
/**
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* Copyright 2013-2021 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSRAN_IPV6_H
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#define SRSRAN_IPV6_H
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#include <linux/in6.h>
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// as of glibc 2.19, the IPv6 issue seems to be fixed https://sourceware.org/bugzilla/show_bug.cgi?id=15850
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#if __GLIBC_PREREQ(2, 19)
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#include <linux/ipv6.h>
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#else
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// Some versions of glibc yield to a compile error with gcc
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// complaining about a redefinition of struct in6_pktinfo. See [1].
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// Since we only need two structs from that header we define them here and
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// just don't include the entire file. See [1] for more information.
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//
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// [1] https://patchwork.ozlabs.org/patch/425881/
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#include <asm/byteorder.h>
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struct ipv6hdr {
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#if defined(__LITTLE_ENDIAN_BITFIELD)
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__u8 priority : 4, version : 4;
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#elif defined(__BIG_ENDIAN_BITFIELD)
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__u8 version : 4, priority : 4;
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#else
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#error "Please fix <asm/byteorder.h>"
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#endif
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__u8 flow_lbl[3];
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__be16 payload_len;
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__u8 nexthdr;
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__u8 hop_limit;
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struct in6_addr saddr;
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struct in6_addr daddr;
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};
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struct in6_ifreq {
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struct in6_addr ifr6_addr;
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__u32 ifr6_prefixlen;
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int ifr6_ifindex;
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};
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#endif
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#endif // SRSRAN_IPV6_H
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