[GNUnet-SVN] [gnunet] 17/17: cosmetics

[gnunet]

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grothoff pushed a commit to branch master
in repository gnunet.

commit aae0e990d75448c3260ed74427a6a1e1658f8f0a
Author: Christian Grothoff <address@hidden>
AuthorDate: Mon Jan 9 17:50:10 2017 +0100

    cosmetics
---
 src/cadet/gnunet-service-cadet_channel.c    | 14 ++++++++------
 src/cadet/gnunet-service-cadet_connection.c | 28 +++++++++++++++++++---------
 src/cadet/gnunet-service-cadet_peer.c       |  3 ++-
 3 files changed, 29 insertions(+), 16 deletions(-)

diff --git a/src/cadet/gnunet-service-cadet_channel.c 
b/src/cadet/gnunet-service-cadet_channel.c
index 11f23d38a..d2d176e83 100644
--- a/src/cadet/gnunet-service-cadet_channel.c
+++ b/src/cadet/gnunet-service-cadet_channel.c
@@ -1969,21 +1969,23 @@ GCCH_handle_data (struct CadetChannel *ch,
        GC_m2s (GNUNET_MESSAGE_TYPE_CADET_DATA), GC_m2s (payload_type), mid,
        GCCH_2s (ch), ch, GC_f2s (fwd), ntohs (msg->header.size));
 
-  if (GNUNET_NO == ch->reliable ||
-      ( !GC_is_pid_bigger (rel->mid_recv, mid) &&
-        GC_is_pid_bigger (rel->mid_recv + 64, mid) ) )
+  if ( (GNUNET_NO == ch->reliable) ||
+       ( (! GC_is_pid_bigger (rel->mid_recv, mid)) &&
+        GC_is_pid_bigger (rel->mid_recv + 64, mid) ) )
   {
     if (GNUNET_YES == ch->reliable)
     {
       /* Is this the exact next expected messasge? */
       if (mid == rel->mid_recv)
       {
-        LOG (GNUNET_ERROR_TYPE_DEBUG, "as expected, sending to client\n");
+        LOG (GNUNET_ERROR_TYPE_DEBUG,
+            "as expected, sending to client\n");
         send_client_data (ch, msg, fwd);
       }
       else
       {
-        LOG (GNUNET_ERROR_TYPE_DEBUG, "save for later\n");
+        LOG (GNUNET_ERROR_TYPE_DEBUG,
+            "save for later\n");
         add_buffered_data (msg, rel);
       }
     }
@@ -2001,7 +2003,7 @@ GCCH_handle_data (struct CadetChannel *ch,
     if (GC_is_pid_bigger (rel->mid_recv, mid))
     {
       GNUNET_break_op (0);
-      LOG (GNUNET_ERROR_TYPE_INFO,
+      LOG (GNUNET_ERROR_TYPE_WARNING,
            "MID %u on channel %s not expected (window: %u - %u). Dropping!\n",
            mid, GCCH_2s (ch), rel->mid_recv, rel->mid_recv + 63);
     }
diff --git a/src/cadet/gnunet-service-cadet_connection.c 
b/src/cadet/gnunet-service-cadet_connection.c
index c0ac32b06..343e372b2 100644
--- a/src/cadet/gnunet-service-cadet_connection.c
+++ b/src/cadet/gnunet-service-cadet_connection.c
@@ -132,7 +132,8 @@ struct CadetFlowControl
   uint32_t recv_bitmap;
 
   /**
-   * Last ACK sent to the peer (peer can't send more than this PID).
+   * Last ACK sent to the peer (peer is not allowed to send
+   * messages with PIDs higher than this value).
    */
   uint32_t last_ack_sent;
 
@@ -540,7 +541,10 @@ send_poll (void *cls);
  * @param force Don't optimize out.
  */
 static void
-send_ack (struct CadetConnection *c, unsigned int buffer, int fwd, int force)
+send_ack (struct CadetConnection *c,
+         unsigned int buffer,
+         int fwd,
+         int force)
 {
   struct CadetFlowControl *next_fc;
   struct CadetFlowControl *prev_fc;
@@ -598,7 +602,8 @@ send_ack (struct CadetConnection *c, unsigned int buffer, 
int fwd, int force)
       return;
     }
   }
-
+  GNUNET_break (GC_is_pid_bigger (ack,
+                                 prev_fc->last_ack_sent));
   prev_fc->last_ack_sent = ack;
 
   /* Build ACK message and send on conn */
@@ -607,7 +612,9 @@ send_ack (struct CadetConnection *c, unsigned int buffer, 
int fwd, int force)
   msg.ack = htonl (ack);
   msg.cid = c->id;
 
-  prev_fc->ack_msg = GCC_send_prebuilt_message (&msg.header, UINT16_MAX, ack,
+  prev_fc->ack_msg = GCC_send_prebuilt_message (&msg.header,
+                                               UINT16_MAX,
+                                               ack,
                                                 c, !fwd, GNUNET_YES,
                                                 NULL, NULL);
   GNUNET_assert (NULL != prev_fc->ack_msg);
@@ -2310,8 +2317,8 @@ GCC_handle_ack (struct CadetPeer *peer,
     fc->last_ack_recv = ack;
 
   /* Cancel polling if the ACK is big enough. */
-  if (NULL != fc->poll_task &&
-      GC_is_pid_bigger (fc->last_ack_recv, fc->last_pid_sent))
+  if ( (NULL != fc->poll_task) &
+       GC_is_pid_bigger (fc->last_ack_recv, fc->last_pid_sent))
   {
     LOG (GNUNET_ERROR_TYPE_DEBUG, "  Cancel poll\n");
     GNUNET_SCHEDULER_cancel (fc->poll_task);
@@ -2458,7 +2465,9 @@ check_message (const struct GNUNET_MessageHeader *message,
   {
     fc = fwd ? &c->bck_fc : &c->fwd_fc;
     LOG (GNUNET_ERROR_TYPE_DEBUG, " PID %u (expected %u - %u)\n",
-         pid, fc->last_pid_recv + 1, fc->last_ack_sent);
+         pid,
+        fc->last_pid_recv + 1,
+        fc->last_ack_sent);
     if (GC_is_pid_bigger (pid, fc->last_ack_sent))
     {
       GNUNET_STATISTICS_update (stats,
@@ -2963,8 +2972,9 @@ GCC_get_allowed (struct CadetConnection *c, int fwd)
   struct CadetFlowControl *fc;
 
   fc = fwd ? &c->fwd_fc : &c->bck_fc;
-  if (CADET_CONNECTION_READY != c->state
-      || GC_is_pid_bigger (fc->last_pid_recv, fc->last_ack_sent))
+  if ( (CADET_CONNECTION_READY != c->state) ||
+       GC_is_pid_bigger (fc->last_pid_recv,
+                        fc->last_ack_sent) )
   {
     return 0;
   }
diff --git a/src/cadet/gnunet-service-cadet_peer.c 
b/src/cadet/gnunet-service-cadet_peer.c
index c3701a39e..918bf4e0c 100644
--- a/src/cadet/gnunet-service-cadet_peer.c
+++ b/src/cadet/gnunet-service-cadet_peer.c
@@ -1224,7 +1224,8 @@ GCP_send (struct CadetPeer *peer,
     {
         if (GNUNET_YES == should_I_drop ())
         {
-            LOG (GNUNET_ERROR_TYPE_WARNING, "DD %s (%s %u) on conn %s %s\n",
+            LOG (GNUNET_ERROR_TYPE_WARNING,
+                "DD %s (%s %u) on conn %s %s (random drop for testing)\n",
                  GC_m2s (q->type), GC_m2s (q->payload_type),
                  q->payload_id, GCC_2s (c), GC_f2s (q->c_fwd));
            q->drop_task = GNUNET_SCHEDULER_add_now (&drop_cb,

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