libccp: provide since_usecs callback

ccp-project · Jan 13, 2018 · 2de1850 · 2de1850
1 parent b3eb5db
commit 2de1850
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/libccp b/libccp
diff --git a/tcp_ccp.c b/tcp_ccp.c
@@ -79,6 +79,10 @@ static u32 ccp_now(void) {
     return tcp_jiffies32;
 }
 
+static u32 ccp_since(u32 then) {
+    return jiffies_to_usecs(tcp_jiffies32 - then);
+}
+
 static u32 ccp_after(u32 us) {
     return tcp_jiffies32 + usecs_to_jiffies(us);
 }
@@ -298,6 +302,7 @@ static int __init tcp_ccp_register(void) {
         .set_rate_rel = &do_set_rate_rel,
         .send_msg = &nl_sendmsg,
         .now = &ccp_now,
+        .since_usecs = &ccp_since,
         .after_usecs = &ccp_after
     };