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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:53:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:53:30 +0000 |
commit | 2c7cac91ed6e7db0f6937923d2b57f97dbdbc337 (patch) | |
tree | c05dc0f8e6aa3accc84e3e5cffc933ed94941383 /pimd/pim_br.c | |
parent | Initial commit. (diff) | |
download | frr-2c7cac91ed6e7db0f6937923d2b57f97dbdbc337.tar.xz frr-2c7cac91ed6e7db0f6937923d2b57f97dbdbc337.zip |
Adding upstream version 8.4.4.upstream/8.4.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'pimd/pim_br.c')
-rw-r--r-- | pimd/pim_br.c | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/pimd/pim_br.c b/pimd/pim_br.c new file mode 100644 index 0000000..6ec6b11 --- /dev/null +++ b/pimd/pim_br.c @@ -0,0 +1,93 @@ +/* + * PIM for Quagga + * Copyright (C) 2015 Cumulus Networks, Inc. + * Donald Sharp + * + * 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 + */ +#include <zebra.h> + +#include "memory.h" +#include "log.h" +#include "if.h" + +#include "pimd.h" +#include "pim_str.h" +#include "pim_br.h" +#include "linklist.h" + +struct pim_br { + pim_sgaddr sg; + pim_addr pmbr; +}; + +static struct list *pim_br_list = NULL; + +pim_addr pim_br_get_pmbr(pim_sgaddr *sg) +{ + struct listnode *node; + struct pim_br *pim_br; + + for (ALL_LIST_ELEMENTS_RO(pim_br_list, node, pim_br)) { + if (!pim_sgaddr_cmp(*sg, pim_br->sg)) + return pim_br->pmbr; + } + + return PIMADDR_ANY; +} + +void pim_br_set_pmbr(pim_sgaddr *sg, pim_addr br) +{ + struct listnode *node, *next; + struct pim_br *pim_br; + + for (ALL_LIST_ELEMENTS(pim_br_list, node, next, pim_br)) { + if (!pim_sgaddr_cmp(*sg, pim_br->sg)) + break; + } + + if (!pim_br) { + pim_br = XCALLOC(MTYPE_PIM_BR, sizeof(*pim_br)); + pim_br->sg = *sg; + + listnode_add(pim_br_list, pim_br); + } + + pim_br->pmbr = br; +} + +/* + * Remove the (S,G) from the stored values + */ +void pim_br_clear_pmbr(pim_sgaddr *sg) +{ + struct listnode *node, *next; + struct pim_br *pim_br; + + for (ALL_LIST_ELEMENTS(pim_br_list, node, next, pim_br)) { + if (!pim_sgaddr_cmp(*sg, pim_br->sg)) + break; + } + + if (!pim_br) + return; + + listnode_delete(pim_br_list, pim_br); +} + +void pim_br_init(void) +{ + pim_br_list = list_new(); +} |