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Diffstat (limited to '')
| -rw-r--r-- | lib/vxlan.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/lib/vxlan.h b/lib/vxlan.h new file mode 100644 index 0000000..220fd8d --- /dev/null +++ b/lib/vxlan.h @@ -0,0 +1,58 @@ +/* VxLAN common header. + * Copyright (C) 2016, 2017 Cumulus Networks, Inc. + * + * This file is part of FRR. + * + * FRR 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, or (at your option) any + * later version. + * + * FRR 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 + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with FRR; see the file COPYING. If not, write to the Free + * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + * 02111-1307, USA. + */ + +#ifndef __VXLAN_H__ +#define __VXLAN_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +/* EVPN MH DF election algorithm */ +#define EVPN_MH_DF_ALG_SERVICE_CARVING 0 +#define EVPN_MH_DF_ALG_HRW 1 +#define EVPN_MH_DF_ALG_PREF 2 + +/* preference range for DF election */ +#define EVPN_MH_DF_PREF_MIN 0 +#define EVPN_MH_DF_PREF_DEFAULT 32767 +#define EVPN_MH_DF_PREF_MAX 65535 + +/* VxLAN Network Identifier - 24-bit (RFC 7348) */ +typedef uint32_t vni_t; +#define VNI_MAX 16777215 /* (2^24 - 1) */ + +/* Flooding mechanisms for BUM packets. */ +/* Currently supported mechanisms are head-end (ingress) replication + * (which is the default) and no flooding. Future options could be + * using PIM-SM, PIM-Bidir etc. + */ +enum vxlan_flood_control { + VXLAN_FLOOD_HEAD_END_REPL = 0, + VXLAN_FLOOD_DISABLED, + VXLAN_FLOOD_PIM_SM, +}; + +#ifdef __cplusplus +} +#endif + +#endif /* __VXLAN_H__ */ |