X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=ofproto%2Fcollectors.c;h=0b84c3ece300a44fd62d9e4f6f4e255e99a111a8;hb=609d182a8161e9e87300cc680ff55c50d02b6e22;hp=f7cb1dbe4f23a5e791e23d63e134d5e6018ab07f;hpb=58fda1dab104041fc693032475ec4662c1a52849;p=openvswitch

diff --git a/ofproto/collectors.c b/ofproto/collectors.c
index f7cb1dbe..0b84c3ec 100644
--- a/ofproto/collectors.c
+++ b/ofproto/collectors.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2008, 2009 Nicira Networks.
+ * Copyright (c) 2008, 2009, 2010 Nicira Networks.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,6 +20,7 @@
 
 #include <errno.h>
 #include <stdlib.h>
+#include <sys/socket.h>
 #include <unistd.h>
 
 #include "socket-util.h"
@@ -111,13 +112,21 @@ collectors_destroy(struct collectors *c)
 void
 collectors_send(const struct collectors *c, const void *payload, size_t n)
 {
-    size_t i;
+    if (c) {
+        size_t i;
 
-    for (i = 0; i < c->n_fds; i++) {
-        static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5);
-        if (send(c->fds[i], payload, n, 0) == -1) {
-            VLOG_WARN_RL(&rl, "sending to collector failed: %s",
-                         strerror(errno));
+        for (i = 0; i < c->n_fds; i++) {
+            static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5);
+            if (send(c->fds[i], payload, n, 0) == -1) {
+                VLOG_WARN_RL(&rl, "sending to collector failed: %s",
+                             strerror(errno));
+            }
         }
     }
 }
+
+int
+collectors_count(const struct collectors *c)
+{
+    return c ? c->n_fds : 0;
+}