isisd: Prepare IS-IS for Link State support

[mirror_frr.git] / isisd / isis_zebra.c

diff --git a/isisd/isis_zebra.c b/isisd/isis_zebra.c
index 27e80e25012c234cd01b3ba71fb1d4e717885b3c..52a5cdd64f17b78a48cd5802be235012132a08bc 100644 (file)
--- a/isisd/isis_zebra.c
+++ b/isisd/isis_zebra.c
@@ -38,6 +38,7 @@
 #include "vrf.h"
 #include "libfrr.h"
 #include "bfd.h"
+#include "link_state.h"
 
 #include "isisd/isis_constants.h"
 #include "isisd/isis_common.h"
@@ -747,6 +748,25 @@ static void isis_zebra_connected(struct zclient *zclient)
        bfd_client_sendmsg(zclient, ZEBRA_BFD_CLIENT_REGISTER, VRF_DEFAULT);
 }
 
+/**
+ * Register / unregister Link State ZAPI Opaque Message
+ *
+ * @param up   True to register, false to unregister
+ *
+ * @return     0 if success, -1 otherwise
+ */
+int isis_zebra_ls_register(bool up)
+{
+       int rc;
+
+       if (up)
+               rc = ls_register(zclient, true);
+       else
+               rc = ls_unregister(zclient, true);
+
+       return rc;
+}
+
 /*
  * opaque messages between processes
  */
@@ -754,6 +774,7 @@ static int isis_opaque_msg_handler(ZAPI_CALLBACK_ARGS)
 {
        struct stream *s;
        struct zapi_opaque_msg info;
+       struct zapi_opaque_reg_info dst;
        struct ldp_igp_sync_if_state state;
        struct ldp_igp_sync_announce announce;
        struct zapi_rlfa_response rlfa;
@@ -764,6 +785,13 @@ static int isis_opaque_msg_handler(ZAPI_CALLBACK_ARGS)
                return -1;
 
        switch (info.type) {
+       case LINK_STATE_SYNC:
+               STREAM_GETC(s, dst.proto);
+               STREAM_GETW(s, dst.instance);
+               STREAM_GETL(s, dst.session_id);
+               dst.type = LINK_STATE_SYNC;
+               ret = isis_te_sync_ted(dst);
+               break;
        case LDP_IGP_SYNC_IF_STATE_UPDATE:
                STREAM_GET(&state, s, sizeof(state));
                ret = isis_ldp_sync_state_update(state);