+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* IP MSDP packet helpers
* Copyright (C) 2016 Cumulus Networks, Inc.
- *
- * 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 PIM_MSDP_PACKET_H
#define PIM_MSDP_PACKET_H
#define PIM_MSDP_SA_X_SIZE 8
#define PIM_MSDP_SA_ONE_ENTRY_SIZE 12
#define PIM_MSDP_SA_Y_SIZE(entry_cnt) (PIM_MSDP_SA_ONE_ENTRY_SIZE * entry_cnt)
-#define PIM_MSDP_SA_ENTRY_CNT2SIZE(entry_cnt) (PIM_MSDP_SA_X_SIZE +\
- PIM_MSDP_SA_Y_SIZE(entry_cnt))
+#define PIM_MSDP_SA_ENTRY_CNT2SIZE(entry_cnt) \
+ (PIM_MSDP_SA_X_SIZE + PIM_MSDP_SA_Y_SIZE(entry_cnt))
/* SA TLV has to have atleast only one entry in it so x=8 + y=12 */
#define PIM_MSDP_SA_TLV_MIN_SIZE PIM_MSDP_SA_ENTRY_CNT2SIZE(1)
/* XXX: theoretically we can fix a max of 255 but that may result in packet
* fragmentation */
#define PIM_MSDP_SA_MAX_ENTRY_CNT 120
-#define PIM_MSDP_MAX_PACKET_SIZE max(PIM_MSDP_SA_TLV_MAX_SIZE, PIM_MSDP_KA_TLV_MAX_SIZE)
+#define PIM_MSDP_MAX_PACKET_SIZE \
+ MAX(PIM_MSDP_SA_TLV_MAX_SIZE, PIM_MSDP_KA_TLV_MAX_SIZE)
#define PIM_MSDP_PKT_TYPE_STRLEN 16
void pim_msdp_pkt_ka_tx(struct pim_msdp_peer *mp);
-int pim_msdp_read(struct thread *thread);
-void pim_msdp_pkt_sa_tx(void);
+void pim_msdp_read(struct thread *thread);
+void pim_msdp_pkt_sa_tx(struct pim_instance *pim);
void pim_msdp_pkt_sa_tx_one(struct pim_msdp_sa *sa);
void pim_msdp_pkt_sa_tx_to_one_peer(struct pim_msdp_peer *mp);
+void pim_msdp_pkt_sa_tx_one_to_one_peer(struct pim_msdp_peer *mp,
+ struct in_addr rp, pim_sgaddr sg);
#endif