pimd: Convert ifchannel to using a prefix to store (s,g)

Convert ifchannel to use a prefix to store (s,g) information.
Additionally create pim_str_sg_dump function to output
data when using debugs.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/pimd/pim_str.c b/pimd/pim_str.c
index ee9c74fa36..2d647876f6 100644
--- a/pimd/pim_str.c
+++ b/pimd/pim_str.c
@@ -43,3 +43,16 @@ void pim_inet4_dump(const char *onfail, struct in_addr addr, char *buf, int buf_
 
   errno = save_errno;
 }
+
+char *
+pim_str_sg_dump (const struct prefix *sg)
+{
+  char src_str[100];
+  char grp_str[100];
+  static char sg_str[200];
+
+  pim_inet4_dump ("<src?>", sg->u.sg.src, src_str, sizeof(src_str));
+  pim_inet4_dump ("<grp?>", sg->u.sg.grp, grp_str, sizeof(grp_str));
+  snprintf (sg_str, 200, "(%s,%s)", src_str, grp_str);
+  return sg_str;
+}