X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Frtnetlink-link.c;h=dbdf724ba30ad1abd4a7abcaa269699ecc2aef23;hb=a6d214f0055dc773750295a5db7cc5ca14bc5ce7;hp=ffd615bfaf2e79a44088fea5c61f3c5cfd67a0db;hpb=21d6e22eeec05a1c382178dc2eb840afe3b9cca6;p=openvswitch

diff --git a/lib/rtnetlink-link.c b/lib/rtnetlink-link.c
index ffd615bf..dbdf724b 100644
--- a/lib/rtnetlink-link.c
+++ b/lib/rtnetlink-link.c
@@ -23,13 +23,16 @@
 #include <net/if.h>
 
 #include "netlink.h"
+#include "netlink-notifier.h"
 #include "ofpbuf.h"
-#include "rtnetlink.h"
 
-static struct rtnetlink *rtn = NULL;
+static struct nln *nln = NULL;
 static struct rtnetlink_link_change rtn_change;
 
-static bool
+/* Parses a rtnetlink message 'buf' into 'change'.  If 'buf' is unparseable,
+ * leaves 'change' untouched and returns false.  Otherwise, populates 'change'
+ * and returns true. */
+bool
 rtnetlink_link_parse(struct ofpbuf *buf,
                      struct rtnetlink_link_change *change)
 {
@@ -68,35 +71,39 @@ rtnetlink_link_parse(struct ofpbuf *buf,
     return parsed;
 }
 
+static bool
+rtnetlink_link_parse_cb(struct ofpbuf *buf, void *change)
+{
+    return rtnetlink_link_parse(buf, change);
+}
+
 /* Registers 'cb' to be called with auxiliary data 'aux' with network device
  * change notifications.  The notifier is stored in 'notifier', which the
  * caller must not modify or free.
  *
  * This is probably not the function that you want.  You should probably be
- * using dpif_port_poll() or netdev_monitor_create(), which unlike this
- * function are not Linux-specific.
+ * using dpif_port_poll() or netdev_change_seq(), which unlike this function
+ * are not Linux-specific.
  *
  * Returns 0 if successful, otherwise a positive errno value. */
 int
-rtnetlink_link_notifier_register(struct rtnetlink_notifier *notifier,
+rtnetlink_link_notifier_register(struct nln_notifier *notifier,
                                  rtnetlink_link_notify_func *cb, void *aux)
 {
-    rtnetlink_parse_func *pf  = (rtnetlink_parse_func *) rtnetlink_link_parse;
-    rtnetlink_notify_func *nf = (rtnetlink_notify_func *) cb;
-
-    if (!rtn) {
-        rtn = rtnetlink_create(RTNLGRP_LINK, pf, &rtn_change);
+    if (!nln) {
+        nln = nln_create(NETLINK_ROUTE, RTNLGRP_LINK, rtnetlink_link_parse_cb,
+                         &rtn_change);
     }
 
-    return rtnetlink_notifier_register(rtn, notifier, nf, aux);
+    return nln_notifier_register(nln, notifier, (nln_notify_func *) cb, aux);
 }
 
 /* Cancels notification on 'notifier', which must have previously been
  * registered with rtnetlink_link_notifier_register(). */
 void
-rtnetlink_link_notifier_unregister(struct rtnetlink_notifier *notifier)
+rtnetlink_link_notifier_unregister(struct nln_notifier *notifier)
 {
-    rtnetlink_notifier_unregister(rtn, notifier);
+    nln_notifier_unregister(nln, notifier);
 }
 
 /* Calls all of the registered notifiers, passing along any as-yet-unreported
@@ -104,8 +111,8 @@ rtnetlink_link_notifier_unregister(struct rtnetlink_notifier *notifier)
 void
 rtnetlink_link_notifier_run(void)
 {
-    if (rtn) {
-        rtnetlink_notifier_run(rtn);
+    if (nln) {
+        nln_notifier_run(nln);
     }
 }
 
@@ -114,7 +121,7 @@ rtnetlink_link_notifier_run(void)
 void
 rtnetlink_link_notifier_wait(void)
 {
-    if (rtn) {
-        rtnetlink_notifier_wait(rtn);
+    if (nln) {
+        nln_notifier_wait(nln);
     }
 }