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pimd: Pass in upstream to pim_msg_join_prune_encode.

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Pass in the upstream data structure to pim_msg_join_prune_encode
so it can decide to send (S,G,rpt) information if it wants to or
not.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2016-10-31 09:03:57 -04:00
parent 8b9c900bd1
commit f99df3e77a
3 changed files with 11 additions and 12 deletions
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7
pimd/pim_join.c
View File

@ -399,7 +399,7 @@ int pim_joinprune_send(struct interface *ifp,
int send_join)
{
struct pim_interface *pim_ifp;
uint8_t pim_msg[1000];
uint8_t pim_msg[9000];
int pim_msg_size;
on_trace (__PRETTY_FUNCTION__, ifp, upstream_addr);
@ -450,9 +450,8 @@ int pim_joinprune_send(struct interface *ifp,
/*
Build PIM message
*/
pim_msg_size = pim_msg_join_prune_encode (pim_msg, 1000, send_join,
up->sg.src, up->sg.grp,
upstream_addr, PIM_JP_HOLDTIME);
pim_msg_size = pim_msg_join_prune_encode (pim_msg, 9000, send_join,
up, upstream_addr, PIM_JP_HOLDTIME);
if (pim_msg_size < 0)
return pim_msg_size;

14
pimd/pim_msg.c
View File

@ -115,7 +115,7 @@ pim_msg_addr_encode_ipv4_source(uint8_t *buf, int buf_size,
int
pim_msg_join_prune_encode (uint8_t *buf, int buf_size, int is_join,
struct in_addr source, struct in_addr group,
struct pim_upstream *up,
struct in_addr upstream, int holdtime)
{
uint8_t *pim_msg = buf;
@ -153,10 +153,10 @@ pim_msg_join_prune_encode (uint8_t *buf, int buf_size, int is_join,
remain = end - pim_msg_curr;
pim_msg_curr = pim_msg_addr_encode_ipv4_group (pim_msg_curr, remain,
group);
up->sg.grp);
if (!pim_msg_curr) {
char group_str[INET_ADDRSTRLEN];
pim_inet4_dump("<grp?>", group, group_str, sizeof(group_str));
pim_inet4_dump("<grp?>", up->sg.grp, group_str, sizeof(group_str));
zlog_warn("%s: failure encoding group address %s: space left=%d",
__PRETTY_FUNCTION__, group_str, remain);
return -5;
@ -180,21 +180,21 @@ pim_msg_join_prune_encode (uint8_t *buf, int buf_size, int is_join,
++pim_msg_curr;
remain = end - pim_msg_curr;
if (source.s_addr == INADDR_ANY)
if (up->sg.src.s_addr == INADDR_ANY)
{
struct pim_rpf *rpf = pim_rp_g (group);
struct pim_rpf *rpf = pim_rp_g (up->sg.grp);
bits = PIM_ENCODE_SPARSE_BIT | PIM_ENCODE_WC_BIT | PIM_ENCODE_RPT_BIT;
stosend = rpf->rpf_addr.u.prefix4;
}
else
{
bits = PIM_ENCODE_SPARSE_BIT;
stosend = source;
stosend = up->sg.src;
}
pim_msg_curr = pim_msg_addr_encode_ipv4_source (pim_msg_curr, remain, stosend, bits);
if (!pim_msg_curr) {
char source_str[INET_ADDRSTRLEN];
pim_inet4_dump("<src?>", source, source_str, sizeof(source_str));
pim_inet4_dump("<src?>", up->sg.src, source_str, sizeof(source_str));
zlog_warn("%s: failure encoding source address %s: space left=%d",
__PRETTY_FUNCTION__, source_str, remain);
return -7;

2
pimd/pim_msg.h
View File

@ -55,6 +55,6 @@ uint8_t *pim_msg_addr_encode_ipv4_source(uint8_t *buf,
int pim_msg_join_prune_encode (uint8_t *buf, int buf_size, int is_join,
struct in_addr source, struct in_addr group,
struct pim_upstream *up,
struct in_addr upstream, int holdtime);
#endif /* PIM_MSG_H */