| * David Lebrun <david.lebrun@uclouvain.be> |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version |
| * 2 of the License, or (at your option) any later version. |
| #ifndef _UAPI_LINUX_SEG6_IPTUNNEL_H |
| #define _UAPI_LINUX_SEG6_IPTUNNEL_H |
| #define SEG6_IPTUNNEL_MAX (__SEG6_IPTUNNEL_MAX - 1) |
| struct seg6_iptunnel_encap { |
| struct ipv6_sr_hdr srh[0]; |
| #define SEG6_IPTUN_ENCAP_SIZE(x) ((sizeof(*x)) + (((x)->srh->hdrlen + 1) << 3)) |
| static inline size_t seg6_lwt_headroom(struct seg6_iptunnel_encap *tuninfo) |
| int encap = (tuninfo->mode == SEG6_IPTUN_MODE_ENCAP); |
| return ((tuninfo->srh->hdrlen + 1) << 3) + |
| (encap * sizeof(struct ipv6hdr)); |