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mirror_frr/pimd/pimd.h
David Lamparter 29fd9fca45 pim6d: IPv6-adjust pim_msg_send() and related 
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
2022-02-14 06:45:03 +01:00

278 lines
13 KiB
C
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/*
* PIM for Quagga
* Copyright (C) 2008 Everton da Silva Marques
*
* 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.
*
* This program 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 this program; see the file COPYING; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef PIMD_H
#define PIMD_H
#include <stdint.h>
#include "zebra.h"
#include "libfrr.h"
#include "prefix.h"
#include "vty.h"
#include "plist.h"
#include "pim_addr.h"
#include "pim_instance.h"
#include "pim_str.h"
#include "pim_memory.h"
#include "pim_assert.h"
#define PIMD_PROGNAME "pimd"
#define PIMD_DEFAULT_CONFIG "pimd.conf"
#define PIMD_VTY_PORT 2611
#define PIM_IP_PROTO_IGMP (2)
#define PIM_IP_PROTO_PIM (103)
#define PIM_IGMP_MIN_LEN (8)
#define PIM_ENFORCE_LOOPFREE_MFC
/*
* PIM MSG Header Format
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* |PIM Ver| Type | Reserved | Checksum |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
#define PIM_MSG_HEADER_LEN (4)
#define PIM_PIM_MIN_LEN PIM_MSG_HEADER_LEN
#define PIM_ENCODED_IPV4_UCAST_SIZE (6)
#define PIM_ENCODED_IPV4_GROUP_SIZE (8)
#define PIM_ENCODED_IPV4_SOURCE_SIZE (8)
/*
* J/P Message Format, Group Header
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Upstream Neighbor Address (Encoded-Unicast format) |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Reserved | Num groups | Holdtime |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Multicast Group Address 1 (Encoded-Group format) |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Number of Joined Sources | Number of Pruned Sources |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
#define PIM_JP_GROUP_HEADER_SIZE \
(PIM_ENCODED_IPV4_UCAST_SIZE + 1 + 1 + 2 + PIM_ENCODED_IPV4_GROUP_SIZE \
+ 2 + 2)
#define PIM_PROTO_VERSION (2)
#define MCAST_ALL_SYSTEMS "224.0.0.1"
#define MCAST_ALL_ROUTERS "224.0.0.2"
#define MCAST_ALL_PIM_ROUTERS "224.0.0.13"
#define MCAST_ALL_IGMP_ROUTERS "224.0.0.22"
#define PIM_FORCE_BOOLEAN(expr) ((expr) != 0)
#define PIM_NET_INADDR_ANY (htonl(INADDR_ANY))
#define PIM_MASK_PIM_EVENTS (1 << 0)
#define PIM_MASK_PIM_EVENTS_DETAIL (1 << 1)
#define PIM_MASK_PIM_PACKETS (1 << 2)
#define PIM_MASK_PIM_PACKETDUMP_SEND (1 << 3)
#define PIM_MASK_PIM_PACKETDUMP_RECV (1 << 4)
#define PIM_MASK_PIM_TRACE (1 << 5)
#define PIM_MASK_PIM_TRACE_DETAIL (1 << 6)
#define PIM_MASK_IGMP_EVENTS (1 << 7)
#define PIM_MASK_IGMP_PACKETS (1 << 8)
#define PIM_MASK_IGMP_TRACE (1 << 9)
#define PIM_MASK_IGMP_TRACE_DETAIL (1 << 10)
#define PIM_MASK_ZEBRA (1 << 11)
#define PIM_MASK_SSMPINGD (1 << 12)
#define PIM_MASK_MROUTE (1 << 13)
#define PIM_MASK_MROUTE_DETAIL (1 << 14)
#define PIM_MASK_PIM_HELLO (1 << 15)
#define PIM_MASK_PIM_J_P (1 << 16)
#define PIM_MASK_STATIC (1 << 17)
#define PIM_MASK_PIM_REG (1 << 18)
#define PIM_MASK_MSDP_EVENTS (1 << 19)
#define PIM_MASK_MSDP_PACKETS (1 << 20)
#define PIM_MASK_MSDP_INTERNAL (1 << 21)
#define PIM_MASK_PIM_NHT (1 << 22)
#define PIM_MASK_PIM_NHT_DETAIL (1 << 23)
#define PIM_MASK_PIM_NHT_RP (1 << 24)
#define PIM_MASK_MTRACE (1 << 25)
#define PIM_MASK_VXLAN (1 << 26)
#define PIM_MASK_BSM_PROC (1 << 27)
#define PIM_MASK_MLAG (1 << 28)
/* Remember 32 bits!!! */
/* PIM error codes */
#define PIM_SUCCESS 0
#define PIM_GROUP_BAD_ADDRESS -2
#define PIM_GROUP_OVERLAP -3
#define PIM_GROUP_PFXLIST_OVERLAP -4
#define PIM_RP_BAD_ADDRESS -5
#define PIM_RP_NO_PATH -6
#define PIM_RP_NOT_FOUND -7
#define PIM_RP_PFXLIST_IN_USE -8
#define PIM_IFACE_NOT_FOUND -9
#define PIM_UPDATE_SOURCE_DUP -10
#define PIM_GROUP_BAD_ADDR_MASK_COMBO -11
extern const char *const PIM_ALL_SYSTEMS;
extern const char *const PIM_ALL_ROUTERS;
extern const char *const PIM_ALL_PIM_ROUTERS;
extern const char *const PIM_ALL_IGMP_ROUTERS;
extern struct zebra_privs_t pimd_privs;
extern pim_addr qpim_all_pim_routers_addr;
extern uint8_t qpim_ecmp_enable;
extern uint8_t qpim_ecmp_rebalance_enable;
#define PIM_DEFAULT_PACKET_PROCESS 3
#define PIM_JP_HOLDTIME (router->t_periodic * 7 / 2)
/*
* Register-Stop Timer (RST(S,G))
* Default values
*/
#define PIM_REGISTER_SUPPRESSION_TIME_DEFAULT (60)
#define PIM_REGISTER_PROBE_TIME_DEFAULT (5)
#define PIM_DEBUG_PIM_EVENTS (router->debugs & PIM_MASK_PIM_EVENTS)
#define PIM_DEBUG_PIM_EVENTS_DETAIL \
(router->debugs & (PIM_MASK_PIM_EVENTS_DETAIL | PIM_MASK_PIM_EVENTS))
#define PIM_DEBUG_PIM_PACKETS (router->debugs & PIM_MASK_PIM_PACKETS)
#define PIM_DEBUG_PIM_PACKETDUMP_SEND \
(router->debugs & PIM_MASK_PIM_PACKETDUMP_SEND)
#define PIM_DEBUG_PIM_PACKETDUMP_RECV \
(router->debugs & PIM_MASK_PIM_PACKETDUMP_RECV)
#define PIM_DEBUG_PIM_TRACE (router->debugs & PIM_MASK_PIM_TRACE)
#define PIM_DEBUG_PIM_TRACE_DETAIL \
(router->debugs & (PIM_MASK_PIM_TRACE_DETAIL | PIM_MASK_PIM_TRACE))
#define PIM_DEBUG_PIM_TRACE_DETAIL_ONLY \
(router->debugs & PIM_MASK_PIM_TRACE_DETAIL)
#define PIM_DEBUG_IGMP_EVENTS (router->debugs & PIM_MASK_IGMP_EVENTS)
#define PIM_DEBUG_IGMP_PACKETS (router->debugs & PIM_MASK_IGMP_PACKETS)
#define PIM_DEBUG_IGMP_TRACE (router->debugs & PIM_MASK_IGMP_TRACE)
#define PIM_DEBUG_IGMP_TRACE_DETAIL \
(router->debugs & (PIM_MASK_IGMP_TRACE_DETAIL | PIM_MASK_IGMP_TRACE))
#define PIM_DEBUG_ZEBRA (router->debugs & PIM_MASK_ZEBRA)
#define PIM_DEBUG_MLAG (router->debugs & PIM_MASK_MLAG)
#define PIM_DEBUG_SSMPINGD (router->debugs & PIM_MASK_SSMPINGD)
#define PIM_DEBUG_MROUTE (router->debugs & PIM_MASK_MROUTE)
#define PIM_DEBUG_MROUTE_DETAIL \
(router->debugs & (PIM_MASK_MROUTE_DETAIL | PIM_MASK_MROUTE))
#define PIM_DEBUG_MROUTE_DETAIL_ONLY (router->debugs & PIM_MASK_MROUTE_DETAIL)
#define PIM_DEBUG_PIM_HELLO (router->debugs & PIM_MASK_PIM_HELLO)
#define PIM_DEBUG_PIM_J_P (router->debugs & PIM_MASK_PIM_J_P)
#define PIM_DEBUG_PIM_REG (router->debugs & PIM_MASK_PIM_REG)
#define PIM_DEBUG_STATIC (router->debugs & PIM_MASK_STATIC)
#define PIM_DEBUG_MSDP_EVENTS (router->debugs & PIM_MASK_MSDP_EVENTS)
#define PIM_DEBUG_MSDP_PACKETS (router->debugs & PIM_MASK_MSDP_PACKETS)
#define PIM_DEBUG_MSDP_INTERNAL (router->debugs & PIM_MASK_MSDP_INTERNAL)
#define PIM_DEBUG_PIM_NHT (router->debugs & PIM_MASK_PIM_NHT)
#define PIM_DEBUG_PIM_NHT_DETAIL \
(router->debugs & (PIM_MASK_PIM_NHT_DETAIL | PIM_MASK_PIM_NHT))
#define PIM_DEBUG_PIM_NHT_RP (router->debugs & PIM_MASK_PIM_NHT_RP)
#define PIM_DEBUG_MTRACE (router->debugs & PIM_MASK_MTRACE)
#define PIM_DEBUG_VXLAN (router->debugs & PIM_MASK_VXLAN)
#define PIM_DEBUG_BSM (router->debugs & PIM_MASK_BSM_PROC)
#define PIM_DEBUG_EVENTS \
(router->debugs \
& (PIM_MASK_PIM_EVENTS | PIM_MASK_IGMP_EVENTS \
| PIM_MASK_MSDP_EVENTS | PIM_MASK_BSM_PROC))
#define PIM_DEBUG_PACKETS \
(router->debugs \
& (PIM_MASK_PIM_PACKETS | PIM_MASK_IGMP_PACKETS \
| PIM_MASK_MSDP_PACKETS))
#define PIM_DEBUG_TRACE \
(router->debugs & (PIM_MASK_PIM_TRACE | PIM_MASK_IGMP_TRACE))
#define PIM_DO_DEBUG_PIM_EVENTS (router->debugs |= PIM_MASK_PIM_EVENTS)
#define PIM_DO_DEBUG_PIM_PACKETS (router->debugs |= PIM_MASK_PIM_PACKETS)
#define PIM_DO_DEBUG_PIM_PACKETDUMP_SEND \
(router->debugs |= PIM_MASK_PIM_PACKETDUMP_SEND)
#define PIM_DO_DEBUG_PIM_PACKETDUMP_RECV \
(router->debugs |= PIM_MASK_PIM_PACKETDUMP_RECV)
#define PIM_DO_DEBUG_PIM_TRACE (router->debugs |= PIM_MASK_PIM_TRACE)
#define PIM_DO_DEBUG_PIM_TRACE_DETAIL \
(router->debugs |= PIM_MASK_PIM_TRACE_DETAIL)
#define PIM_DO_DEBUG_IGMP_EVENTS (router->debugs |= PIM_MASK_IGMP_EVENTS)
#define PIM_DO_DEBUG_IGMP_PACKETS (router->debugs |= PIM_MASK_IGMP_PACKETS)
#define PIM_DO_DEBUG_IGMP_TRACE (router->debugs |= PIM_MASK_IGMP_TRACE)
#define PIM_DO_DEBUG_IGMP_TRACE_DETAIL \
(router->debugs |= PIM_MASK_IGMP_TRACE_DETAIL)
#define PIM_DO_DEBUG_ZEBRA (router->debugs |= PIM_MASK_ZEBRA)
#define PIM_DO_DEBUG_MLAG (router->debugs |= PIM_MASK_MLAG)
#define PIM_DO_DEBUG_SSMPINGD (router->debugs |= PIM_MASK_SSMPINGD)
#define PIM_DO_DEBUG_MROUTE (router->debugs |= PIM_MASK_MROUTE)
#define PIM_DO_DEBUG_MROUTE_DETAIL (router->debugs |= PIM_MASK_MROUTE_DETAIL)
#define PIM_DO_DEBUG_BSM (router->debugs |= PIM_MASK_BSM_PROC)
#define PIM_DO_DEBUG_PIM_HELLO (router->debugs |= PIM_MASK_PIM_HELLO)
#define PIM_DO_DEBUG_PIM_J_P (router->debugs |= PIM_MASK_PIM_J_P)
#define PIM_DO_DEBUG_PIM_REG (router->debugs |= PIM_MASK_PIM_REG)
#define PIM_DO_DEBUG_STATIC (router->debugs |= PIM_MASK_STATIC)
#define PIM_DO_DEBUG_MSDP_EVENTS (router->debugs |= PIM_MASK_MSDP_EVENTS)
#define PIM_DO_DEBUG_MSDP_PACKETS (router->debugs |= PIM_MASK_MSDP_PACKETS)
#define PIM_DO_DEBUG_MSDP_INTERNAL (router->debugs |= PIM_MASK_MSDP_INTERNAL)
#define PIM_DO_DEBUG_PIM_NHT (router->debugs |= PIM_MASK_PIM_NHT)
#define PIM_DO_DEBUG_PIM_NHT_RP (router->debugs |= PIM_MASK_PIM_NHT_RP)
#define PIM_DO_DEBUG_MTRACE (router->debugs |= PIM_MASK_MTRACE)
#define PIM_DO_DEBUG_VXLAN (router->debugs |= PIM_MASK_VXLAN)
#define PIM_DONT_DEBUG_PIM_EVENTS (router->debugs &= ~PIM_MASK_PIM_EVENTS)
#define PIM_DONT_DEBUG_PIM_PACKETS (router->debugs &= ~PIM_MASK_PIM_PACKETS)
#define PIM_DONT_DEBUG_PIM_PACKETDUMP_SEND \
(router->debugs &= ~PIM_MASK_PIM_PACKETDUMP_SEND)
#define PIM_DONT_DEBUG_PIM_PACKETDUMP_RECV \
(router->debugs &= ~PIM_MASK_PIM_PACKETDUMP_RECV)
#define PIM_DONT_DEBUG_PIM_TRACE (router->debugs &= ~PIM_MASK_PIM_TRACE)
#define PIM_DONT_DEBUG_PIM_TRACE_DETAIL \
(router->debugs &= ~PIM_MASK_PIM_TRACE_DETAIL)
#define PIM_DONT_DEBUG_IGMP_EVENTS (router->debugs &= ~PIM_MASK_IGMP_EVENTS)
#define PIM_DONT_DEBUG_IGMP_PACKETS (router->debugs &= ~PIM_MASK_IGMP_PACKETS)
#define PIM_DONT_DEBUG_IGMP_TRACE (router->debugs &= ~PIM_MASK_IGMP_TRACE)
#define PIM_DONT_DEBUG_IGMP_TRACE_DETAIL \
(router->debugs &= ~PIM_MASK_IGMP_TRACE_DETAIL)
#define PIM_DONT_DEBUG_ZEBRA (router->debugs &= ~PIM_MASK_ZEBRA)
#define PIM_DONT_DEBUG_MLAG (router->debugs &= ~PIM_MASK_MLAG)
#define PIM_DONT_DEBUG_SSMPINGD (router->debugs &= ~PIM_MASK_SSMPINGD)
#define PIM_DONT_DEBUG_MROUTE (router->debugs &= ~PIM_MASK_MROUTE)
#define PIM_DONT_DEBUG_MROUTE_DETAIL (router->debugs &= ~PIM_MASK_MROUTE_DETAIL)
#define PIM_DONT_DEBUG_PIM_HELLO (router->debugs &= ~PIM_MASK_PIM_HELLO)
#define PIM_DONT_DEBUG_PIM_J_P (router->debugs &= ~PIM_MASK_PIM_J_P)
#define PIM_DONT_DEBUG_PIM_REG (router->debugs &= ~PIM_MASK_PIM_REG)
#define PIM_DONT_DEBUG_STATIC (router->debugs &= ~PIM_MASK_STATIC)
#define PIM_DONT_DEBUG_MSDP_EVENTS (router->debugs &= ~PIM_MASK_MSDP_EVENTS)
#define PIM_DONT_DEBUG_MSDP_PACKETS (router->debugs &= ~PIM_MASK_MSDP_PACKETS)
#define PIM_DONT_DEBUG_MSDP_INTERNAL (router->debugs &= ~PIM_MASK_MSDP_INTERNAL)
#define PIM_DONT_DEBUG_PIM_NHT (router->debugs &= ~PIM_MASK_PIM_NHT)
#define PIM_DONT_DEBUG_PIM_NHT_RP (router->debugs &= ~PIM_MASK_PIM_NHT_RP)
#define PIM_DONT_DEBUG_MTRACE (router->debugs &= ~PIM_MASK_MTRACE)
#define PIM_DONT_DEBUG_VXLAN (router->debugs &= ~PIM_MASK_VXLAN)
#define PIM_DONT_DEBUG_BSM (router->debugs &= ~PIM_MASK_BSM_PROC)
void pim_router_init(void);
void pim_router_terminate(void);
void pim_init(void);
void pim_terminate(void);
extern void pim_route_map_init(void);
extern void pim_route_map_terminate(void);
void pim_prefix_list_update(struct prefix_list *plist);
#endif /* PIMD_H */
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