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git.proxmox.com Git - mirror_frr.git/blob - pimd/pim_br.c
3 * Copyright (C) 2015 Cumulus Networks, Inc.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; see the file COPYING; if not, write to the
18 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
37 struct in_addr pim_br_unknown
= { .s_addr
= 0 };
39 static struct list
*pim_br_list
= NULL
;
42 pim_br_get_pmbr (struct prefix_sg
*sg
)
44 struct listnode
*node
;
45 struct pim_br
*pim_br
;
47 for (ALL_LIST_ELEMENTS_RO (pim_br_list
, node
, pim_br
)) {
48 if (sg
->src
.s_addr
== pim_br
->sg
.src
.s_addr
&&
49 sg
->grp
.s_addr
== pim_br
->sg
.grp
.s_addr
)
53 return pim_br_unknown
;
57 pim_br_set_pmbr (struct prefix_sg
*sg
, struct in_addr br
)
59 struct listnode
*node
, *next
;
60 struct pim_br
*pim_br
;
62 for (ALL_LIST_ELEMENTS (pim_br_list
, node
, next
, pim_br
)) {
63 if (sg
->src
.s_addr
== pim_br
->sg
.src
.s_addr
&&
64 sg
->grp
.s_addr
== pim_br
->sg
.grp
.s_addr
)
69 pim_br
= XCALLOC(MTYPE_PIM_BR
, sizeof (*pim_br
));
71 zlog_err("PIM XCALLOC(%zu) failure", sizeof(*pim_br
));
77 listnode_add(pim_br_list
, pim_br
);
84 * Remove the (S,G) from the stored values
87 pim_br_clear_pmbr (struct prefix_sg
*sg
)
89 struct listnode
*node
, *next
;
90 struct pim_br
*pim_br
;
92 for (ALL_LIST_ELEMENTS (pim_br_list
, node
, next
, pim_br
)) {
93 if (sg
->src
.s_addr
== pim_br
->sg
.src
.s_addr
&&
94 sg
->grp
.s_addr
== pim_br
->sg
.grp
.s_addr
)
101 listnode_delete (pim_br_list
, pim_br
);
104 void pim_br_init (void)
106 pim_br_list
= list_new();
108 zlog_err("%s: Failure to create pim_br_list",
109 __PRETTY_FUNCTION__
);