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Diffstat (limited to 'src/grp-network/libnetworkd-core/networkd-netdev-tunnel.h')
| -rw-r--r-- | src/grp-network/libnetworkd-core/networkd-netdev-tunnel.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/src/grp-network/libnetworkd-core/networkd-netdev-tunnel.h b/src/grp-network/libnetworkd-core/networkd-netdev-tunnel.h new file mode 100644 index 0000000000..bc2a9f7881 --- /dev/null +++ b/src/grp-network/libnetworkd-core/networkd-netdev-tunnel.h @@ -0,0 +1,119 @@ +#pragma once + +/*** + This file is part of systemd. + + Copyright 2014 Tom Gundersen <teg@jklm.no> + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#include "systemd-basic/in-addr-util.h" + +#include "networkd-netdev.h" + +typedef enum Ip6TnlMode { + NETDEV_IP6_TNL_MODE_IP6IP6, + NETDEV_IP6_TNL_MODE_IPIP6, + NETDEV_IP6_TNL_MODE_ANYIP6, + _NETDEV_IP6_TNL_MODE_MAX, + _NETDEV_IP6_TNL_MODE_INVALID = -1, +} Ip6TnlMode; + +typedef enum IPv6FlowLabel { + NETDEV_IPV6_FLOWLABEL_INHERIT = 0xFFFFF + 1, + _NETDEV_IPV6_FLOWLABEL_MAX, + _NETDEV_IPV6_FLOWLABEL_INVALID = -1, +} IPv6FlowLabel; + +typedef struct Tunnel { + NetDev meta; + + uint8_t encap_limit; + + int family; + int ipv6_flowlabel; + + unsigned ttl; + unsigned tos; + unsigned flags; + + uint32_t key; + uint32_t ikey; + uint32_t okey; + + union in_addr_union local; + union in_addr_union remote; + + Ip6TnlMode ip6tnl_mode; + + bool pmtudisc; + bool copy_dscp; +} Tunnel; + +DEFINE_NETDEV_CAST(IPIP, Tunnel); +DEFINE_NETDEV_CAST(GRE, Tunnel); +DEFINE_NETDEV_CAST(GRETAP, Tunnel); +DEFINE_NETDEV_CAST(IP6GRE, Tunnel); +DEFINE_NETDEV_CAST(IP6GRETAP, Tunnel); +DEFINE_NETDEV_CAST(SIT, Tunnel); +DEFINE_NETDEV_CAST(VTI, Tunnel); +DEFINE_NETDEV_CAST(VTI6, Tunnel); +DEFINE_NETDEV_CAST(IP6TNL, Tunnel); +extern const NetDevVTable ipip_vtable; +extern const NetDevVTable sit_vtable; +extern const NetDevVTable vti_vtable; +extern const NetDevVTable vti6_vtable; +extern const NetDevVTable gre_vtable; +extern const NetDevVTable gretap_vtable; +extern const NetDevVTable ip6gre_vtable; +extern const NetDevVTable ip6gretap_vtable; +extern const NetDevVTable ip6tnl_vtable; + +const char *ip6tnl_mode_to_string(Ip6TnlMode d) _const_; +Ip6TnlMode ip6tnl_mode_from_string(const char *d) _pure_; + +int config_parse_ip6tnl_mode(const char *unit, const char *filename, + unsigned line, const char *section, + unsigned section_line, const char *lvalue, + int ltype, const char *rvalue, void *data, + void *userdata); + +int config_parse_tunnel_address(const char *unit, + const char *filename, + unsigned line, + const char *section, + unsigned section_line, + const char *lvalue, + int ltype, + const char *rvalue, + void *data, + void *userdata); + +int config_parse_ipv6_flowlabel(const char *unit, const char *filename, + unsigned line, const char *section, + unsigned section_line, const char *lvalue, + int ltype, const char *rvalue, void *data, + void *userdata); + +int config_parse_encap_limit(const char *unit, const char *filename, + unsigned line, const char *section, + unsigned section_line, const char *lvalue, + int ltype, const char *rvalue, void *data, + void *userdata); +int config_parse_tunnel_key(const char *unit, const char *filename, + unsigned line, const char *section, + unsigned section_line, const char *lvalue, + int ltype, const char *rvalue, void *data, + void *userdata); |