From: Carmine Scarpitta <carmine.scarpitta@uniroma2.it>
Date: Fri, 3 Mar 2023 21:29:10 +0000 (+0100)
Subject: isisd: Add SRv6 Cap to Router Cap TLV format func
X-Git-Tag: base_9.1~88^2~93
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=39cf995a82e925e099fb22770e0f015ff8cac410;p=matthieu%2Ffrr.git

isisd: Add SRv6 Cap to Router Cap TLV format func

Extend Router Capabilities TLV format function to return information
about SRv6 Capabilities Sub-TLVs (RFC 9352 section #2).

Signed-off-by: Carmine Scarpitta <carmine.scarpitta@uniroma2.it>
---

diff --git a/isisd/isis_tlvs.c b/isisd/isis_tlvs.c
index 69c73ef081..94e0f5c2c1 100644
--- a/isisd/isis_tlvs.c
+++ b/isisd/isis_tlvs.c
@@ -4132,6 +4132,11 @@ static void format_tlv_router_cap(const struct isis_router_cap *router_cap,
 				  "    Got an unsupported sub-TLV: Yes\n");
 	}
 #endif /* ifndef FABRICD */
+
+	/* SRv6 Flags as per RFC 9352 section #2 */
+	if (router_cap->srv6_cap.is_srv6_capable)
+		sbuf_push(buf, indent, "  SRv6: O:%s\n",
+			  SUPPORTS_SRV6_OAM(&router_cap->srv6_cap) ? "1" : "0");
 }
 
 static void free_tlv_router_cap(struct isis_router_cap *router_cap)