1 files changed, 500 insertions, 515 deletions

diff --git a/src/util/connection.c b/src/util/connection.c
index cd0035a8f..61c26673b 100644
--- a/src/util/connection.c
+++ b/src/util/connection.c
@@ -333,8 +333,7 @@ GNUNET_CONNECTION_disable_corking (struct GNUNET_CONNECTION_Handle *sock)
  * @return the boxed socket handle
  */
 struct GNUNET_CONNECTION_Handle *
-GNUNET_CONNECTION_create_from_existing (struct GNUNET_NETWORK_Handle
-                                        *osSocket)
+GNUNET_CONNECTION_create_from_existing (struct GNUNET_NETWORK_Handle *osSocket)
 {
   struct GNUNET_CONNECTION_Handle *ret;
 
@@ -357,8 +356,8 @@ GNUNET_CONNECTION_create_from_existing (struct GNUNET_NETWORK_Handle
  */
 struct GNUNET_CONNECTION_Handle *
 GNUNET_CONNECTION_create_from_accept (GNUNET_CONNECTION_AccessCheck access,
-                                      void *access_cls,
-                                      struct GNUNET_NETWORK_Handle *lsock)
+                                      void *access_cls,
+                                      struct GNUNET_NETWORK_Handle *lsock)
 {
   struct GNUNET_CONNECTION_Handle *ret;
   char addr[128];
@@ -379,94 +378,94 @@ GNUNET_CONNECTION_create_from_accept (GNUNET_CONNECTION_AccessCheck access,
 
   addrlen = sizeof (addr);
   sock =
-    GNUNET_NETWORK_socket_accept (lsock, (struct sockaddr *) &addr, &addrlen);
+      GNUNET_NETWORK_socket_accept (lsock, (struct sockaddr *) &addr, &addrlen);
   if (NULL == sock)
-    {
-      LOG_STRERROR (GNUNET_ERROR_TYPE_WARNING, "accept");
-      return NULL;
-    }
+  {
+    LOG_STRERROR (GNUNET_ERROR_TYPE_WARNING, "accept");
+    return NULL;
+  }
   if ((addrlen > sizeof (addr)) || (addrlen < sizeof (sa_family_t)))
-    {
-      GNUNET_break (0);
-      GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (sock));
-      return NULL;
-    }
+  {
+    GNUNET_break (0);
+    GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (sock));
+    return NULL;
+  }
 
   sa = (struct sockaddr *) addr;
   v6 = (struct sockaddr_in6 *) addr;
   if ((sa->sa_family == AF_INET6) && (IN6_IS_ADDR_V4MAPPED (&v6->sin6_addr)))
-    {
-      /* convert to V4 address */
-      v4 = GNUNET_malloc (sizeof (struct sockaddr_in));
-      memset (v4, 0, sizeof (struct sockaddr_in));
-      v4->sin_family = AF_INET;
+  {
+    /* convert to V4 address */
+    v4 = GNUNET_malloc (sizeof (struct sockaddr_in));
+    memset (v4, 0, sizeof (struct sockaddr_in));
+    v4->sin_family = AF_INET;
 #if HAVE_SOCKADDR_IN_SIN_LEN
-      v4->sin_len = (u_char) sizeof (struct sockaddr_in);
+    v4->sin_len = (u_char) sizeof (struct sockaddr_in);
 #endif
-      memcpy (&v4->sin_addr,
-              &((char *) &v6->sin6_addr)[sizeof (struct in6_addr) -
-                                         sizeof (struct in_addr)],
-              sizeof (struct in_addr));
-      v4->sin_port = v6->sin6_port;
-      uaddr = v4;
-      addrlen = sizeof (struct sockaddr_in);
-    }
+    memcpy (&v4->sin_addr,
+            &((char *) &v6->sin6_addr)[sizeof (struct in6_addr) -
+                                       sizeof (struct in_addr)],
+            sizeof (struct in_addr));
+    v4->sin_port = v6->sin6_port;
+    uaddr = v4;
+    addrlen = sizeof (struct sockaddr_in);
+  }
   else
-    {
-      uaddr = GNUNET_malloc (addrlen);
-      memcpy (uaddr, addr, addrlen);
-    }
+  {
+    uaddr = GNUNET_malloc (addrlen);
+    memcpy (uaddr, addr, addrlen);
+  }
   gcp = NULL;
   gc.uid = 0;
   gc.gid = 0;
   if (sa->sa_family == AF_UNIX)
-    {
+  {
 #if HAVE_GETPEEREID
-      /* most BSDs */
-      if (0 == getpeereid (GNUNET_NETWORK_get_fd (sock), &gc.uid, &gc.gid))
-        gcp = &gc;
+    /* most BSDs */
+    if (0 == getpeereid (GNUNET_NETWORK_get_fd (sock), &gc.uid, &gc.gid))
+      gcp = &gc;
 #else
 #ifdef SO_PEERCRED
-      /* largely traditional GNU/Linux */
-      olen = sizeof (uc);
-      if ((0 ==
-           getsockopt (GNUNET_NETWORK_get_fd (sock), SOL_SOCKET, SO_PEERCRED,
-                       &uc, &olen)) && (olen == sizeof (uc)))
-        {
-          gc.uid = uc.uid;
-          gc.gid = uc.gid;
-          gcp = &gc;
-        }
+    /* largely traditional GNU/Linux */
+    olen = sizeof (uc);
+    if ((0 ==
+         getsockopt (GNUNET_NETWORK_get_fd (sock), SOL_SOCKET, SO_PEERCRED, &uc,
+                     &olen)) && (olen == sizeof (uc)))
+    {
+      gc.uid = uc.uid;
+      gc.gid = uc.gid;
+      gcp = &gc;
+    }
 #else
 #if HAVE_GETPEERUCRED
-      /* this is for Solaris 10 */
-      ucred_t *uc;
-
-      uc = NULL;
-      if (0 == getpeerucred (GNUNET_NETWORK_get_fd (sock), &uc))
-        {
-          gc.uid = ucred_geteuid (uc);
-          gc.gid = ucred_getegid (uc);
-          gcp = &gc;
-        }
-      ucred_free (uc);
+    /* this is for Solaris 10 */
+    ucred_t *uc;
+
+    uc = NULL;
+    if (0 == getpeerucred (GNUNET_NETWORK_get_fd (sock), &uc))
+    {
+      gc.uid = ucred_geteuid (uc);
+      gc.gid = ucred_getegid (uc);
+      gcp = &gc;
+    }
+    ucred_free (uc);
 #endif
 #endif
 #endif
-    }
+  }
 
   if ((access != NULL) &&
       (GNUNET_YES != (aret = access (access_cls, gcp, uaddr, addrlen))))
-    {
-      if (aret == GNUNET_NO)
-        LOG (GNUNET_ERROR_TYPE_INFO, _("Access denied to `%s'\n"),
-             GNUNET_a2s (uaddr, addrlen));
-      GNUNET_break (GNUNET_OK ==
-                    GNUNET_NETWORK_socket_shutdown (sock, SHUT_RDWR));
-      GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (sock));
-      GNUNET_free (uaddr);
-      return NULL;
-    }
+  {
+    if (aret == GNUNET_NO)
+      LOG (GNUNET_ERROR_TYPE_INFO, _("Access denied to `%s'\n"),
+           GNUNET_a2s (uaddr, addrlen));
+    GNUNET_break (GNUNET_OK ==
+                  GNUNET_NETWORK_socket_shutdown (sock, SHUT_RDWR));
+    GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (sock));
+    GNUNET_free (uaddr);
+    return NULL;
+  }
   ret = GNUNET_malloc (sizeof (struct GNUNET_CONNECTION_Handle));
   ret->write_buffer_size = GNUNET_SERVER_MIN_BUFFER_SIZE;
   ret->write_buffer = GNUNET_malloc (ret->write_buffer_size);
@@ -490,7 +489,7 @@ GNUNET_CONNECTION_create_from_accept (GNUNET_CONNECTION_AccessCheck access,
  */
 int
 GNUNET_CONNECTION_get_address (struct GNUNET_CONNECTION_Handle *sock,
-                               void **addr, size_t * addrlen)
+                               void **addr, size_t * addrlen)
 {
   if ((sock->addr == NULL) || (sock->addrlen == 0))
     return GNUNET_NO;
@@ -523,8 +522,7 @@ receive_again (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
  * @param tc unused
  */
 static void
-destroy_continuation (void *cls,
-                      const struct GNUNET_SCHEDULER_TaskContext *tc)
+destroy_continuation (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 {
   struct GNUNET_CONNECTION_Handle *sock = cls;
   GNUNET_CONNECTION_TransmitReadyNotify notify;
@@ -533,78 +531,77 @@ destroy_continuation (void *cls,
   sock->destroy_task = GNUNET_SCHEDULER_NO_TASK;
   GNUNET_assert (sock->dns_active == NULL);
   if (0 != (sock->ccs & COCO_TRANSMIT_READY))
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "Destroy waits for CCS-TR to be done (%p)\n", sock);
+    LOG (GNUNET_ERROR_TYPE_DEBUG, "Destroy waits for CCS-TR to be done (%p)\n",
+         sock);
 #endif
-      sock->ccs |= COCO_DESTROY_CONTINUATION;
-      return;
-    }
+    sock->ccs |= COCO_DESTROY_CONTINUATION;
+    return;
+  }
   if (sock->write_task != GNUNET_SCHEDULER_NO_TASK)
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "Destroy waits for write_task to be done (%p)\n", sock);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "Destroy waits for write_task to be done (%p)\n", sock);
 #endif
-      GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == sock->destroy_task);
-      sock->destroy_task =
-        GNUNET_SCHEDULER_add_after (sock->write_task, &destroy_continuation,
-                                    sock);
-      return;
-    }
+    GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == sock->destroy_task);
+    sock->destroy_task =
+        GNUNET_SCHEDULER_add_after (sock->write_task, &destroy_continuation,
+                                    sock);
+    return;
+  }
   if (0 != (sock->ccs & COCO_RECEIVE_AGAIN))
-    {
-      sock->ccs |= COCO_DESTROY_CONTINUATION;
-      return;
-    }
+  {
+    sock->ccs |= COCO_DESTROY_CONTINUATION;
+    return;
+  }
   if (sock->sock != NULL)
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG, "Shutting down socket (%p)\n", sock);
+    LOG (GNUNET_ERROR_TYPE_DEBUG, "Shutting down socket (%p)\n", sock);
 #endif
-      if (sock->persist != GNUNET_YES)
-        {
-          if ((GNUNET_YES !=
-               GNUNET_NETWORK_socket_shutdown (sock->sock, SHUT_RDWR))
-              && (errno != ENOTCONN) && (errno != ECONNRESET))
-            LOG_STRERROR (GNUNET_ERROR_TYPE_WARNING, "shutdown");
-        }
-    }
-  if (sock->read_task != GNUNET_SCHEDULER_NO_TASK)
+    if (sock->persist != GNUNET_YES)
     {
-      GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == sock->destroy_task);
-      sock->destroy_task =
-        GNUNET_SCHEDULER_add_after (sock->read_task, &destroy_continuation,
-                                    sock);
-      return;
+      if ((GNUNET_YES != GNUNET_NETWORK_socket_shutdown (sock->sock, SHUT_RDWR))
+          && (errno != ENOTCONN) && (errno != ECONNRESET))
+        LOG_STRERROR (GNUNET_ERROR_TYPE_WARNING, "shutdown");
     }
+  }
+  if (sock->read_task != GNUNET_SCHEDULER_NO_TASK)
+  {
+    GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == sock->destroy_task);
+    sock->destroy_task =
+        GNUNET_SCHEDULER_add_after (sock->read_task, &destroy_continuation,
+                                    sock);
+    return;
+  }
 #if DEBUG_CONNECTION
   LOG (GNUNET_ERROR_TYPE_DEBUG, "Destroy actually runs (%p)!\n", sock);
 #endif
   while (NULL != (pos = sock->ap_head))
-    {
-      GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (pos->sock));
-      GNUNET_SCHEDULER_cancel (pos->task);
-      GNUNET_CONTAINER_DLL_remove (sock->ap_head, sock->ap_tail, pos);
-      GNUNET_free (pos);
-    }
+  {
+    GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (pos->sock));
+    GNUNET_SCHEDULER_cancel (pos->task);
+    GNUNET_CONTAINER_DLL_remove (sock->ap_head, sock->ap_tail, pos);
+    GNUNET_free (pos);
+  }
   GNUNET_assert (sock->nth.timeout_task == GNUNET_SCHEDULER_NO_TASK);
   GNUNET_assert (sock->ccs == COCO_NONE);
   if (NULL != (notify = sock->nth.notify_ready))
-    {
-      sock->nth.notify_ready = NULL;
-      notify (sock->nth.notify_ready_cls, 0, NULL);
-    }
+  {
+    sock->nth.notify_ready = NULL;
+    notify (sock->nth.notify_ready_cls, 0, NULL);
+  }
 
   if (sock->sock != NULL)
-    {
-      if (sock->persist != GNUNET_YES)
-        GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (sock->sock));
-      else
-        GNUNET_free (sock->sock);       /* at least no memory leak (we deliberately
-                                         * leak the socket in this special case) ... */
-    }
+  {
+    if (sock->persist != GNUNET_YES)
+      GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (sock->sock));
+    else
+      GNUNET_free (sock->sock); /* at least no memory leak (we deliberately
+                                 * leak the socket in this special case) ... */
+  }
   GNUNET_free_non_null (sock->addr);
   GNUNET_free_non_null (sock->hostname);
   GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == sock->destroy_task);
@@ -639,9 +636,8 @@ connect_fail_continuation (struct GNUNET_CONNECTION_Handle *h)
 {
 #if DEBUG_CONNECTION
   LOG ((0 !=
-        strncmp (h->hostname, "localhost:",
-                 10)) ? GNUNET_ERROR_TYPE_INFO :
-       GNUNET_ERROR_TYPE_WARNING,
+        strncmp (h->hostname, "localhost:",
+                 10)) ? GNUNET_ERROR_TYPE_INFO : GNUNET_ERROR_TYPE_WARNING,
        _
        ("Failed to establish TCP connection to `%s:%u', no further addresses to try.\n"),
        h->hostname, h->port);
@@ -654,39 +650,39 @@ connect_fail_continuation (struct GNUNET_CONNECTION_Handle *h)
 
   /* trigger jobs that used to wait on "connect_task" */
   if (0 != (h->ccs & COCO_RECEIVE_AGAIN))
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "connect_fail_continuation triggers receive_again (%p)\n", h);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "connect_fail_continuation triggers receive_again (%p)\n", h);
 #endif
-      h->ccs -= COCO_RECEIVE_AGAIN;
-      h->read_task = GNUNET_SCHEDULER_add_now (&receive_again, h);
-    }
+    h->ccs -= COCO_RECEIVE_AGAIN;
+    h->read_task = GNUNET_SCHEDULER_add_now (&receive_again, h);
+  }
   if (0 != (h->ccs & COCO_TRANSMIT_READY))
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "connect_fail_continuation cancels timeout_task, triggers transmit_ready (%p)\n",
-           h);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "connect_fail_continuation cancels timeout_task, triggers transmit_ready (%p)\n",
+         h);
 #endif
-      GNUNET_assert (h->nth.timeout_task != GNUNET_SCHEDULER_NO_TASK);
-      GNUNET_SCHEDULER_cancel (h->nth.timeout_task);
-      h->nth.timeout_task = GNUNET_SCHEDULER_NO_TASK;
-      h->ccs -= COCO_TRANSMIT_READY;
-      GNUNET_assert (h->nth.notify_ready != NULL);
-      GNUNET_assert (h->write_task == GNUNET_SCHEDULER_NO_TASK);
-      h->write_task = GNUNET_SCHEDULER_add_now (&transmit_ready, h);
-    }
+    GNUNET_assert (h->nth.timeout_task != GNUNET_SCHEDULER_NO_TASK);
+    GNUNET_SCHEDULER_cancel (h->nth.timeout_task);
+    h->nth.timeout_task = GNUNET_SCHEDULER_NO_TASK;
+    h->ccs -= COCO_TRANSMIT_READY;
+    GNUNET_assert (h->nth.notify_ready != NULL);
+    GNUNET_assert (h->write_task == GNUNET_SCHEDULER_NO_TASK);
+    h->write_task = GNUNET_SCHEDULER_add_now (&transmit_ready, h);
+  }
   if (0 != (h->ccs & COCO_DESTROY_CONTINUATION))
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "connect_fail_continuation runs destroy_continuation (%p)\n", h);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "connect_fail_continuation runs destroy_continuation (%p)\n", h);
 #endif
-      h->ccs -= COCO_DESTROY_CONTINUATION;
-      GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == h->destroy_task);
-      h->destroy_task = GNUNET_SCHEDULER_add_now (&destroy_continuation, h);
-    }
+    h->ccs -= COCO_DESTROY_CONTINUATION;
+    GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == h->destroy_task);
+    h->destroy_task = GNUNET_SCHEDULER_add_now (&destroy_continuation, h);
+  }
 }
 
 
@@ -704,43 +700,42 @@ connect_success_continuation (struct GNUNET_CONNECTION_Handle *h)
 #endif
   /* trigger jobs that waited for the connection */
   if (0 != (h->ccs & COCO_RECEIVE_AGAIN))
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "connect_success_continuation runs receive_again (%p)\n", h);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "connect_success_continuation runs receive_again (%p)\n", h);
 #endif
-      h->ccs -= COCO_RECEIVE_AGAIN;
-      h->read_task = GNUNET_SCHEDULER_add_now (&receive_again, h);
-    }
+    h->ccs -= COCO_RECEIVE_AGAIN;
+    h->read_task = GNUNET_SCHEDULER_add_now (&receive_again, h);
+  }
   if (0 != (h->ccs & COCO_TRANSMIT_READY))
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "connect_success_continuation runs transmit_ready, cancels timeout_task (%p)\n",
-           h);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "connect_success_continuation runs transmit_ready, cancels timeout_task (%p)\n",
+         h);
 #endif
-      GNUNET_assert (h->nth.timeout_task != GNUNET_SCHEDULER_NO_TASK);
-      GNUNET_SCHEDULER_cancel (h->nth.timeout_task);
-      h->nth.timeout_task = GNUNET_SCHEDULER_NO_TASK;
-      h->ccs -= COCO_TRANSMIT_READY;
-      GNUNET_assert (h->write_task == GNUNET_SCHEDULER_NO_TASK);
-      GNUNET_assert (h->nth.notify_ready != NULL);
-      h->write_task =
-        GNUNET_SCHEDULER_add_write_net (GNUNET_TIME_absolute_get_remaining
-                                        (h->nth.transmit_timeout), h->sock,
-                                        &transmit_ready, h);
-    }
+    GNUNET_assert (h->nth.timeout_task != GNUNET_SCHEDULER_NO_TASK);
+    GNUNET_SCHEDULER_cancel (h->nth.timeout_task);
+    h->nth.timeout_task = GNUNET_SCHEDULER_NO_TASK;
+    h->ccs -= COCO_TRANSMIT_READY;
+    GNUNET_assert (h->write_task == GNUNET_SCHEDULER_NO_TASK);
+    GNUNET_assert (h->nth.notify_ready != NULL);
+    h->write_task =
+        GNUNET_SCHEDULER_add_write_net (GNUNET_TIME_absolute_get_remaining
+                                        (h->nth.transmit_timeout), h->sock,
+                                        &transmit_ready, h);
+  }
   if (0 != (h->ccs & COCO_DESTROY_CONTINUATION))
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "connect_success_continuation runs destroy_continuation (%p)\n",
-           h);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "connect_success_continuation runs destroy_continuation (%p)\n", h);
 #endif
-      h->ccs -= COCO_DESTROY_CONTINUATION;
-      GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == h->destroy_task);
-      h->destroy_task = GNUNET_SCHEDULER_add_now (&destroy_continuation, h);
-    }
+    h->ccs -= COCO_DESTROY_CONTINUATION;
+    GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == h->destroy_task);
+    h->destroy_task = GNUNET_SCHEDULER_add_now (&destroy_continuation, h);
+  }
 }
 
 
@@ -753,7 +748,7 @@ connect_success_continuation (struct GNUNET_CONNECTION_Handle *h)
  */
 static void
 connect_probe_continuation (void *cls,
-                            const struct GNUNET_SCHEDULER_TaskContext *tc)
+                            const struct GNUNET_SCHEDULER_TaskContext *tc)
 {
   struct AddressProbe *ap = cls;
   struct GNUNET_CONNECTION_Handle *h = ap->h;
@@ -768,15 +763,15 @@ connect_probe_continuation (void *cls,
   error = 0;
   if ((0 == (tc->reason & GNUNET_SCHEDULER_REASON_WRITE_READY)) ||
       (GNUNET_OK !=
-       GNUNET_NETWORK_socket_getsockopt (ap->sock, SOL_SOCKET, SO_ERROR,
-                                         &error, &len)) || (error != 0))
-    {
-      GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (ap->sock));
-      GNUNET_free (ap);
-      if ((NULL == h->ap_head) && (h->dns_active == GNUNET_NO))
-        connect_fail_continuation (h);
-      return;
-    }
+       GNUNET_NETWORK_socket_getsockopt (ap->sock, SOL_SOCKET, SO_ERROR, &error,
+                                         &len)) || (error != 0))
+  {
+    GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (ap->sock));
+    GNUNET_free (ap);
+    if ((NULL == h->ap_head) && (h->dns_active == GNUNET_NO))
+      connect_fail_continuation (h);
+    return;
+  }
   GNUNET_assert (h->sock == NULL);
   h->sock = ap->sock;
   GNUNET_assert (h->addr == NULL);
@@ -786,12 +781,12 @@ connect_probe_continuation (void *cls,
   GNUNET_free (ap);
   /* cancel all other attempts */
   while (NULL != (pos = h->ap_head))
-    {
-      GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (pos->sock));
-      GNUNET_SCHEDULER_cancel (pos->task);
-      GNUNET_CONTAINER_DLL_remove (h->ap_head, h->ap_tail, pos);
-      GNUNET_free (pos);
-    }
+  {
+    GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (pos->sock));
+    GNUNET_SCHEDULER_cancel (pos->task);
+    GNUNET_CONTAINER_DLL_remove (h->ap_head, h->ap_tail, pos);
+    GNUNET_free (pos);
+  }
   connect_success_continuation (h);
 }
 
@@ -806,27 +801,27 @@ connect_probe_continuation (void *cls,
  */
 static void
 try_connect_using_address (void *cls, const struct sockaddr *addr,
-                           socklen_t addrlen)
+                           socklen_t addrlen)
 {
   struct GNUNET_CONNECTION_Handle *h = cls;
   struct AddressProbe *ap;
   struct GNUNET_TIME_Relative delay;
 
   if (addr == NULL)
-    {
-      h->dns_active = NULL;
-      if ((NULL == h->ap_head) && (NULL == h->sock))
-        connect_fail_continuation (h);
-      return;
-    }
+  {
+    h->dns_active = NULL;
+    if ((NULL == h->ap_head) && (NULL == h->sock))
+      connect_fail_continuation (h);
+    return;
+  }
   if (h->sock != NULL)
-    return;                     /* already connected */
+    return;                     /* already connected */
   GNUNET_assert (h->addr == NULL);
   /* try to connect */
 #if DEBUG_CONNECTION
   LOG (GNUNET_ERROR_TYPE_DEBUG,
-       "Trying to connect using address `%s:%u/%s:%u'\n", h->hostname,
-       h->port, GNUNET_a2s (addr, addrlen), h->port);
+       "Trying to connect using address `%s:%u/%s:%u'\n", h->hostname, h->port,
+       GNUNET_a2s (addr, addrlen), h->port);
 #endif
   ap = GNUNET_malloc (sizeof (struct AddressProbe) + addrlen);
   ap->addr = (const struct sockaddr *) &ap[1];
@@ -835,25 +830,24 @@ try_connect_using_address (void *cls, const struct sockaddr *addr,
   ap->h = h;
 
   switch (ap->addr->sa_family)
-    {
-    case AF_INET:
-      ((struct sockaddr_in *) ap->addr)->sin_port = htons (h->port);
-      break;
-    case AF_INET6:
-      ((struct sockaddr_in6 *) ap->addr)->sin6_port = htons (h->port);
-      break;
-    default:
-      GNUNET_break (0);
-      GNUNET_free (ap);
-      return;                   /* not supported by us */
-    }
-  ap->sock =
-    GNUNET_NETWORK_socket_create (ap->addr->sa_family, SOCK_STREAM, 0);
+  {
+  case AF_INET:
+    ((struct sockaddr_in *) ap->addr)->sin_port = htons (h->port);
+    break;
+  case AF_INET6:
+    ((struct sockaddr_in6 *) ap->addr)->sin6_port = htons (h->port);
+    break;
+  default:
+    GNUNET_break (0);
+    GNUNET_free (ap);
+    return;                     /* not supported by us */
+  }
+  ap->sock = GNUNET_NETWORK_socket_create (ap->addr->sa_family, SOCK_STREAM, 0);
   if (ap->sock == NULL)
-    {
-      GNUNET_free (ap);
-      return;                   /* not supported by OS */
-    }
+  {
+    GNUNET_free (ap);
+    return;                     /* not supported by OS */
+  }
 #if DEBUG_CONNECTION
   LOG (GNUNET_ERROR_TYPE_INFO, _("Trying to connect to `%s' (%p)\n"),
        GNUNET_a2s (ap->addr, ap->addrlen), h);
@@ -861,33 +855,32 @@ try_connect_using_address (void *cls, const struct sockaddr *addr,
   if ((GNUNET_OK !=
        GNUNET_NETWORK_socket_connect (ap->sock, ap->addr, ap->addrlen)) &&
       (errno != EINPROGRESS))
-    {
-      /* maybe refused / unsupported address, try next */
-      LOG_STRERROR (GNUNET_ERROR_TYPE_INFO, "connect");
+  {
+    /* maybe refused / unsupported address, try next */
+    LOG_STRERROR (GNUNET_ERROR_TYPE_INFO, "connect");
 #if 0
-      LOG (GNUNET_ERROR_TYPE_INFO,
-           _("Failed to connect to `%s' (%p)\n"),
-           GNUNET_a2s (ap->addr, ap->addrlen), h);
+    LOG (GNUNET_ERROR_TYPE_INFO, _("Failed to connect to `%s' (%p)\n"),
+         GNUNET_a2s (ap->addr, ap->addrlen), h);
 #endif
-      GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (ap->sock));
-      GNUNET_free (ap);
-      return;
-    }
+    GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (ap->sock));
+    GNUNET_free (ap);
+    return;
+  }
   GNUNET_CONTAINER_DLL_insert (h->ap_head, h->ap_tail, ap);
   delay = GNUNET_CONNECTION_CONNECT_RETRY_TIMEOUT;
   if (h->nth.notify_ready != NULL)
     delay =
-      GNUNET_TIME_relative_min (delay,
-                                GNUNET_TIME_absolute_get_remaining (h->
-                                                                    nth.transmit_timeout));
+        GNUNET_TIME_relative_min (delay,
+                                  GNUNET_TIME_absolute_get_remaining (h->
+                                                                      nth.transmit_timeout));
   if (h->receiver != NULL)
     delay =
-      GNUNET_TIME_relative_min (delay,
-                                GNUNET_TIME_absolute_get_remaining
-                                (h->receive_timeout));
+        GNUNET_TIME_relative_min (delay,
+                                  GNUNET_TIME_absolute_get_remaining
+                                  (h->receive_timeout));
   ap->task =
-    GNUNET_SCHEDULER_add_write_net (delay, ap->sock,
-                                    &connect_probe_continuation, ap);
+      GNUNET_SCHEDULER_add_write_net (delay, ap->sock,
+                                      &connect_probe_continuation, ap);
 }
 
 
@@ -902,13 +895,13 @@ try_connect_using_address (void *cls, const struct sockaddr *addr,
  * @return the socket handle
  */
 struct GNUNET_CONNECTION_Handle *
-GNUNET_CONNECTION_create_from_connect (const struct
-                                       GNUNET_CONFIGURATION_Handle *cfg,
-                                       const char *hostname, uint16_t port)
+GNUNET_CONNECTION_create_from_connect (const struct GNUNET_CONFIGURATION_Handle
+                                       *cfg, const char *hostname,
+                                       uint16_t port)
 {
   struct GNUNET_CONNECTION_Handle *ret;
 
-  GNUNET_assert (0 < strlen (hostname));        /* sanity check */
+  GNUNET_assert (0 < strlen (hostname));        /* sanity check */
   ret = GNUNET_malloc (sizeof (struct GNUNET_CONNECTION_Handle));
   ret->cfg = cfg;
   ret->write_buffer_size = GNUNET_SERVER_MIN_BUFFER_SIZE;
@@ -916,9 +909,9 @@ GNUNET_CONNECTION_create_from_connect (const struct
   ret->port = port;
   ret->hostname = GNUNET_strdup (hostname);
   ret->dns_active =
-    GNUNET_RESOLVER_ip_get (ret->hostname, AF_UNSPEC,
-                            GNUNET_CONNECTION_CONNECT_RETRY_TIMEOUT,
-                            &try_connect_using_address, ret);
+      GNUNET_RESOLVER_ip_get (ret->hostname, AF_UNSPEC,
+                              GNUNET_CONNECTION_CONNECT_RETRY_TIMEOUT,
+                              &try_connect_using_address, ret);
   return ret;
 }
 
@@ -934,15 +927,15 @@ GNUNET_CONNECTION_create_from_connect (const struct
  */
 struct GNUNET_CONNECTION_Handle *
 GNUNET_CONNECTION_create_from_connect_to_unixpath (const struct
-                                                   GNUNET_CONFIGURATION_Handle
-                                                   *cfg, const char *unixpath)
+                                                   GNUNET_CONFIGURATION_Handle
+                                                   *cfg, const char *unixpath)
 {
 #ifdef AF_UNIX
   struct GNUNET_CONNECTION_Handle *ret;
   struct sockaddr_un *un;
   size_t slen;
 
-  GNUNET_assert (0 < strlen (unixpath));        /* sanity check */
+  GNUNET_assert (0 < strlen (unixpath));        /* sanity check */
   un = GNUNET_malloc (sizeof (struct sockaddr_un));
   un->sun_family = AF_UNIX;
   slen = strlen (unixpath);
@@ -967,20 +960,20 @@ GNUNET_CONNECTION_create_from_connect_to_unixpath (const struct
   ret->addrlen = slen;
   ret->sock = GNUNET_NETWORK_socket_create (AF_UNIX, SOCK_STREAM, 0);
   if (NULL == ret->sock)
-    {
-      GNUNET_free (ret->addr);
-      GNUNET_free (ret->write_buffer);
-      GNUNET_free (ret);
-      return NULL;
-    }
+  {
+    GNUNET_free (ret->addr);
+    GNUNET_free (ret->write_buffer);
+    GNUNET_free (ret);
+    return NULL;
+  }
   if (GNUNET_OK !=
       GNUNET_NETWORK_socket_connect (ret->sock, ret->addr, ret->addrlen))
-    {
-      /* Just return; we expect everything to work eventually so don't fail HARD */
-      GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (ret->sock));
-      ret->sock = NULL;
-      return ret;
-    }
+  {
+    /* Just return; we expect everything to work eventually so don't fail HARD */
+    GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (ret->sock));
+    ret->sock = NULL;
+    return ret;
+  }
   connect_success_continuation (ret);
   return ret;
 #else
@@ -1001,8 +994,8 @@ GNUNET_CONNECTION_create_from_connect_to_unixpath (const struct
  */
 struct GNUNET_CONNECTION_Handle *
 GNUNET_CONNECTION_create_from_sockaddr (int af_family,
-                                        const struct sockaddr *serv_addr,
-                                        socklen_t addrlen)
+                                        const struct sockaddr *serv_addr,
+                                        socklen_t addrlen)
 {
   struct GNUNET_NETWORK_Handle *s;
   struct GNUNET_CONNECTION_Handle *ret;
@@ -1010,22 +1003,20 @@ GNUNET_CONNECTION_create_from_sockaddr (int af_family,
 
   s = GNUNET_NETWORK_socket_create (af_family, SOCK_STREAM, 0);
   if (s == NULL)
-    {
-      LOG_STRERROR (GNUNET_ERROR_TYPE_WARNING | GNUNET_ERROR_TYPE_BULK,
-                    "socket");
-      return NULL;
-    }
+  {
+    LOG_STRERROR (GNUNET_ERROR_TYPE_WARNING | GNUNET_ERROR_TYPE_BULK, "socket");
+    return NULL;
+  }
   if ((GNUNET_OK != GNUNET_NETWORK_socket_connect (s, serv_addr, addrlen)) &&
       (errno != EINPROGRESS))
-    {
-      /* maybe refused / unsupported address, try next */
-      LOG_STRERROR (GNUNET_ERROR_TYPE_INFO, "connect");
-      LOG (GNUNET_ERROR_TYPE_INFO,
-           _("Attempt to connect to `%s' failed\n"), GNUNET_a2s (serv_addr,
-                                                                 addrlen));
-      GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (s));
-      return NULL;
-    }
+  {
+    /* maybe refused / unsupported address, try next */
+    LOG_STRERROR (GNUNET_ERROR_TYPE_INFO, "connect");
+    LOG (GNUNET_ERROR_TYPE_INFO, _("Attempt to connect to `%s' failed\n"),
+         GNUNET_a2s (serv_addr, addrlen));
+    GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (s));
+    return NULL;
+  }
   ret = GNUNET_CONNECTION_create_from_existing (s);
   ret->addr = GNUNET_malloc (addrlen);
   memcpy (ret->addr, serv_addr, addrlen);
@@ -1050,7 +1041,7 @@ int
 GNUNET_CONNECTION_check (struct GNUNET_CONNECTION_Handle *sock)
 {
   if ((sock->ap_head != NULL) || (sock->dns_active != NULL))
-    return GNUNET_YES;          /* still trying to connect */
+    return GNUNET_YES;          /* still trying to connect */
   return (sock->sock == NULL) ? GNUNET_NO : GNUNET_YES;
 }
 
@@ -1070,23 +1061,23 @@ GNUNET_CONNECTION_check (struct GNUNET_CONNECTION_Handle *sock)
  */
 void
 GNUNET_CONNECTION_destroy (struct GNUNET_CONNECTION_Handle *sock,
-                           int finish_pending_write)
+                           int finish_pending_write)
 {
   if (GNUNET_NO == finish_pending_write)
+  {
+    if (sock->write_task != GNUNET_SCHEDULER_NO_TASK)
     {
-      if (sock->write_task != GNUNET_SCHEDULER_NO_TASK)
-        {
-          GNUNET_SCHEDULER_cancel (sock->write_task);
-          sock->write_task = GNUNET_SCHEDULER_NO_TASK;
-          sock->write_buffer_off = 0;
-        }
-      sock->nth.notify_ready = NULL;
+      GNUNET_SCHEDULER_cancel (sock->write_task);
+      sock->write_task = GNUNET_SCHEDULER_NO_TASK;
+      sock->write_buffer_off = 0;
     }
+    sock->nth.notify_ready = NULL;
+  }
   if ((sock->write_buffer_off == 0) && (sock->dns_active != NULL))
-    {
-      GNUNET_RESOLVER_request_cancel (sock->dns_active);
-      sock->dns_active = NULL;
-    }
+  {
+    GNUNET_RESOLVER_request_cancel (sock->dns_active);
+    sock->dns_active = NULL;
+  }
 
   GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == sock->destroy_task);
   sock->destroy_task = GNUNET_SCHEDULER_add_now (&destroy_continuation, sock);
@@ -1102,8 +1093,8 @@ signal_timeout (struct GNUNET_CONNECTION_Handle *sh)
   GNUNET_CONNECTION_Receiver receiver;
 
 #if DEBUG_CONNECTION
-  LOG (GNUNET_ERROR_TYPE_DEBUG,
-       "Network signals time out to receiver (%p)!\n", sh);
+  LOG (GNUNET_ERROR_TYPE_DEBUG, "Network signals time out to receiver (%p)!\n",
+       sh);
 #endif
   GNUNET_assert (NULL != (receiver = sh->receiver));
   sh->receiver = NULL;
@@ -1141,62 +1132,61 @@ receive_ready (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
   sh->read_task = GNUNET_SCHEDULER_NO_TASK;
   if ((GNUNET_YES == sh->ignore_shutdown) &&
       (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN)))
-    {
-      /* ignore shutdown request, go again immediately */
+  {
+    /* ignore shutdown request, go again immediately */
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "Ignoring shutdown signal per configuration\n");
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "Ignoring shutdown signal per configuration\n");
 #endif
-      sh->read_task =
-        GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_absolute_get_remaining
-                                       (sh->receive_timeout), sh->sock,
-                                       &receive_ready, sh);
-      return;
-    }
+    sh->read_task =
+        GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_absolute_get_remaining
+                                       (sh->receive_timeout), sh->sock,
+                                       &receive_ready, sh);
+    return;
+  }
   now = GNUNET_TIME_absolute_get ();
   if ((now.abs_value > sh->receive_timeout.abs_value) ||
       (0 != (tc->reason & GNUNET_SCHEDULER_REASON_TIMEOUT)) ||
       (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN)))
-    {
+  {
 #if DEBUG_CONNECTION
-      if (0 == (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
-        LOG (GNUNET_ERROR_TYPE_DEBUG,
-             "Receive from `%s' encounters error: time out by %llums... (%p)\n",
-             GNUNET_a2s (sh->addr, sh->addrlen),
-             GNUNET_TIME_absolute_get_duration (sh->receive_timeout).
-             rel_value, sh);
+    if (0 == (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
+      LOG (GNUNET_ERROR_TYPE_DEBUG,
+           "Receive from `%s' encounters error: time out by %llums... (%p)\n",
+           GNUNET_a2s (sh->addr, sh->addrlen),
+           GNUNET_TIME_absolute_get_duration (sh->receive_timeout).rel_value,
+           sh);
 #endif
-      signal_timeout (sh);
-      return;
-    }
+    signal_timeout (sh);
+    return;
+  }
   if (sh->sock == NULL)
-    {
-      /* connect failed for good */
+  {
+    /* connect failed for good */
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "Receive encounters error, socket closed... (%p)\n", sh);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "Receive encounters error, socket closed... (%p)\n", sh);
 #endif
-      signal_error (sh, ECONNREFUSED);
-      return;
-    }
+    signal_error (sh, ECONNREFUSED);
+    return;
+  }
   GNUNET_assert (GNUNET_NETWORK_fdset_isset (tc->read_ready, sh->sock));
 RETRY:
   ret = GNUNET_NETWORK_socket_recv (sh->sock, buffer, sh->max);
   if (ret == -1)
-    {
-      if (errno == EINTR)
-        goto RETRY;
+  {
+    if (errno == EINTR)
+      goto RETRY;
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG, "Error receiving: %s\n",
-           STRERROR (errno));
+    LOG (GNUNET_ERROR_TYPE_DEBUG, "Error receiving: %s\n", STRERROR (errno));
 #endif
-      signal_error (sh, errno);
-      return;
-    }
+    signal_error (sh, errno);
+    return;
+  }
 #if DEBUG_CONNECTION
   LOG (GNUNET_ERROR_TYPE_DEBUG,
-       "receive_ready read %u/%u bytes from `%s' (%p)!\n",
-       (unsigned int) ret, sh->max, GNUNET_a2s (sh->addr, sh->addrlen), sh);
+       "receive_ready read %u/%u bytes from `%s' (%p)!\n", (unsigned int) ret,
+       sh->max, GNUNET_a2s (sh->addr, sh->addrlen), sh);
 #endif
   GNUNET_assert (NULL != (receiver = sh->receiver));
   sh->receiver = NULL;
@@ -1222,32 +1212,32 @@ receive_again (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 
   sh->read_task = GNUNET_SCHEDULER_NO_TASK;
   if (sh->sock == NULL)
-    {
-      /* not connected and no longer trying */
+  {
+    /* not connected and no longer trying */
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "Receive encounters error, socket closed (%p)...\n", sh);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "Receive encounters error, socket closed (%p)...\n", sh);
 #endif
-      signal_error (sh, ECONNREFUSED);
-      return;
-    }
+    signal_error (sh, ECONNREFUSED);
+    return;
+  }
   now = GNUNET_TIME_absolute_get ();
   if ((now.abs_value > sh->receive_timeout.abs_value) ||
       (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN)))
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "Receive encounters error: time out (%p)...\n", sh);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "Receive encounters error: time out (%p)...\n", sh);
 #endif
-      signal_timeout (sh);
-      return;
-    }
+    signal_timeout (sh);
+    return;
+  }
   GNUNET_assert (sh->sock != NULL);
   /* connect succeeded, wait for data! */
   sh->read_task =
-    GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_absolute_get_remaining
-                                   (sh->receive_timeout), sh->sock,
-                                   &receive_ready, sh);
+      GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_absolute_get_remaining
+                                     (sh->receive_timeout), sh->sock,
+                                     &receive_ready, sh);
 }
 
 
@@ -1266,31 +1256,31 @@ receive_again (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  */
 void
 GNUNET_CONNECTION_receive (struct GNUNET_CONNECTION_Handle *sock, size_t max,
-                           struct GNUNET_TIME_Relative timeout,
-                           GNUNET_CONNECTION_Receiver receiver,
-                           void *receiver_cls)
+                           struct GNUNET_TIME_Relative timeout,
+                           GNUNET_CONNECTION_Receiver receiver,
+                           void *receiver_cls)
 {
   struct GNUNET_SCHEDULER_TaskContext tc;
 
   GNUNET_assert ((sock->read_task == GNUNET_SCHEDULER_NO_TASK) &&
-                 (0 == (sock->ccs & COCO_RECEIVE_AGAIN)) &&
-                 (sock->receiver == NULL));
+                 (0 == (sock->ccs & COCO_RECEIVE_AGAIN)) &&
+                 (sock->receiver == NULL));
   sock->receiver = receiver;
   sock->receiver_cls = receiver_cls;
   sock->receive_timeout = GNUNET_TIME_relative_to_absolute (timeout);
   sock->max = max;
   if (sock->sock != NULL)
-    {
-      memset (&tc, 0, sizeof (tc));
-      tc.reason = GNUNET_SCHEDULER_REASON_PREREQ_DONE;
-      receive_again (sock, &tc);
-      return;
-    }
+  {
+    memset (&tc, 0, sizeof (tc));
+    tc.reason = GNUNET_SCHEDULER_REASON_PREREQ_DONE;
+    receive_again (sock, &tc);
+    return;
+  }
   if ((sock->dns_active == NULL) && (sock->ap_head == NULL))
-    {
-      receiver (receiver_cls, NULL, 0, NULL, 0, ETIMEDOUT);
-      return;
-    }
+  {
+    receiver (receiver_cls, NULL, 0, NULL, 0, ETIMEDOUT);
+    return;
+  }
   sock->ccs += COCO_RECEIVE_AGAIN;
 }
 
@@ -1303,7 +1293,7 @@ GNUNET_CONNECTION_receive (struct GNUNET_CONNECTION_Handle *sock, size_t max,
  */
 void
 GNUNET_CONNECTION_ignore_shutdown (struct GNUNET_CONNECTION_Handle *sock,
-                                   int do_ignore)
+                                   int do_ignore)
 {
   sock->ignore_shutdown = do_ignore;
 }
@@ -1321,15 +1311,15 @@ void *
 GNUNET_CONNECTION_receive_cancel (struct GNUNET_CONNECTION_Handle *sock)
 {
   if (sock->read_task != GNUNET_SCHEDULER_NO_TASK)
-    {
-      GNUNET_assert (sock == GNUNET_SCHEDULER_cancel (sock->read_task));
-      sock->read_task = GNUNET_SCHEDULER_NO_TASK;
-    }
+  {
+    GNUNET_assert (sock == GNUNET_SCHEDULER_cancel (sock->read_task));
+    sock->read_task = GNUNET_SCHEDULER_NO_TASK;
+  }
   else
-    {
-      GNUNET_assert (0 != (sock->ccs & COCO_RECEIVE_AGAIN));
-      sock->ccs -= COCO_RECEIVE_AGAIN;
-    }
+  {
+    GNUNET_assert (0 != (sock->ccs & COCO_RECEIVE_AGAIN));
+    sock->ccs -= COCO_RECEIVE_AGAIN;
+  }
   sock->receiver = NULL;
   return sock->receiver_cls;
 }
@@ -1360,18 +1350,18 @@ process_notify (struct GNUNET_CONNECTION_Handle *sock)
     return GNUNET_NO;
   sock->nth.notify_ready = NULL;
   if (sock->write_buffer_size - sock->write_buffer_off < size)
-    {
-      /* need to compact */
-      memmove (sock->write_buffer,
-               &sock->write_buffer[sock->write_buffer_pos], used);
-      sock->write_buffer_off -= sock->write_buffer_pos;
-      sock->write_buffer_pos = 0;
-    }
+  {
+    /* need to compact */
+    memmove (sock->write_buffer, &sock->write_buffer[sock->write_buffer_pos],
+             used);
+    sock->write_buffer_off -= sock->write_buffer_pos;
+    sock->write_buffer_pos = 0;
+  }
   avail = sock->write_buffer_size - sock->write_buffer_off;
   GNUNET_assert (avail >= size);
   size =
-    notify (sock->nth.notify_ready_cls, avail,
-            &sock->write_buffer[sock->write_buffer_off]);
+      notify (sock->nth.notify_ready_cls, avail,
+              &sock->write_buffer[sock->write_buffer_off]);
   GNUNET_assert (size <= avail);
   sock->write_buffer_off += size;
   return GNUNET_YES;
@@ -1401,12 +1391,11 @@ transmit_timeout (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
   sock->nth.timeout_task = GNUNET_SCHEDULER_NO_TASK;
 #if DEBUG_CONNECTION
   LOG (GNUNET_ERROR_TYPE_DEBUG,
-       "Transmit to `%s:%u/%s' fails, time out reached (%p).\n",
-       sock->hostname, sock->port, GNUNET_a2s (sock->addr,
-                                               sock->addrlen), sock);
+       "Transmit to `%s:%u/%s' fails, time out reached (%p).\n", sock->hostname,
+       sock->port, GNUNET_a2s (sock->addr, sock->addrlen), sock);
 #endif
   GNUNET_assert (0 != (sock->ccs & COCO_TRANSMIT_READY));
-  sock->ccs -= COCO_TRANSMIT_READY;     /* remove request */
+  sock->ccs -= COCO_TRANSMIT_READY;     /* remove request */
   notify = sock->nth.notify_ready;
   sock->nth.notify_ready = NULL;
   notify (sock->nth.notify_ready_cls, 0, NULL);
@@ -1451,20 +1440,20 @@ transmit_error (struct GNUNET_CONNECTION_Handle *sock)
   GNUNET_CONNECTION_TransmitReadyNotify notify;
 
   if (NULL != sock->sock)
-    {
-      GNUNET_NETWORK_socket_shutdown (sock->sock, SHUT_RDWR);
-      GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (sock->sock));
-      sock->sock = NULL;
-    }
+  {
+    GNUNET_NETWORK_socket_shutdown (sock->sock, SHUT_RDWR);
+    GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (sock->sock));
+    sock->sock = NULL;
+  }
   if (sock->read_task != GNUNET_SCHEDULER_NO_TASK)
-    {
-      GNUNET_SCHEDULER_cancel (sock->read_task);
-      sock->read_task = GNUNET_SCHEDULER_NO_TASK;
-      signal_timeout (sock);
-      return;
-    }
+  {
+    GNUNET_SCHEDULER_cancel (sock->read_task);
+    sock->read_task = GNUNET_SCHEDULER_NO_TASK;
+    signal_timeout (sock);
+    return;
+  }
   if (sock->nth.notify_ready == NULL)
-    return;                     /* nobody to tell about it */
+    return;                     /* nobody to tell about it */
   notify = sock->nth.notify_ready;
   sock->nth.notify_ready = NULL;
   notify (sock->nth.notify_ready_cls, 0, NULL);
@@ -1494,109 +1483,107 @@ transmit_ready (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
   sock->write_task = GNUNET_SCHEDULER_NO_TASK;
   GNUNET_assert (sock->nth.timeout_task == GNUNET_SCHEDULER_NO_TASK);
   if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
-    {
-      if ( (sock->ignore_shutdown == GNUNET_YES) &&
-           (NULL != sock->sock) )
-        goto SCHEDULE_WRITE;    /* ignore shutdown, go again immediately */
+  {
+    if ((sock->ignore_shutdown == GNUNET_YES) && (NULL != sock->sock))
+      goto SCHEDULE_WRITE;      /* ignore shutdown, go again immediately */
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "Transmit to `%s' fails, shutdown happened (%p).\n",
-           GNUNET_a2s (sock->addr, sock->addrlen), sock);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "Transmit to `%s' fails, shutdown happened (%p).\n",
+         GNUNET_a2s (sock->addr, sock->addrlen), sock);
 #endif
-      notify = sock->nth.notify_ready;
-      if (NULL != notify)
-        {
-          sock->nth.notify_ready = NULL;
-          notify (sock->nth.notify_ready_cls, 0, NULL);
-        }
-      return;
-    }
-  if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_TIMEOUT))
+    notify = sock->nth.notify_ready;
+    if (NULL != notify)
     {
-#if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "Transmit to `%s' fails, time out reached (%p).\n",
-           GNUNET_a2s (sock->addr, sock->addrlen), sock);
-#endif
-      notify = sock->nth.notify_ready;
-      GNUNET_assert (NULL != notify);
       sock->nth.notify_ready = NULL;
       notify (sock->nth.notify_ready_cls, 0, NULL);
-      return;
     }
+    return;
+  }
+  if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_TIMEOUT))
+  {
+#if DEBUG_CONNECTION
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "Transmit to `%s' fails, time out reached (%p).\n",
+         GNUNET_a2s (sock->addr, sock->addrlen), sock);
+#endif
+    notify = sock->nth.notify_ready;
+    GNUNET_assert (NULL != notify);
+    sock->nth.notify_ready = NULL;
+    notify (sock->nth.notify_ready_cls, 0, NULL);
+    return;
+  }
   GNUNET_assert (NULL != sock->sock);
   if (tc->write_ready == NULL)
-    {
-      /* special circumstances (in particular,
-       * PREREQ_DONE after connect): not yet ready to write,
-       * but no "fatal" error either.  Hence retry.  */
-      goto SCHEDULE_WRITE;
-    }
+  {
+    /* special circumstances (in particular,
+     * PREREQ_DONE after connect): not yet ready to write,
+     * but no "fatal" error either.  Hence retry.  */
+    goto SCHEDULE_WRITE;
+  }
   if (!GNUNET_NETWORK_fdset_isset (tc->write_ready, sock->sock))
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_INFO,
-           _
-           ("Could not satisfy pending transmission request, socket closed or connect failed (%p).\n"),
-           sock);
+    LOG (GNUNET_ERROR_TYPE_INFO,
+         _
+         ("Could not satisfy pending transmission request, socket closed or connect failed (%p).\n"),
+         sock);
 #endif
-      transmit_error (sock);
-      return;                   /* connect failed for good, we're finished */
-    }
+    transmit_error (sock);
+    return;                     /* connect failed for good, we're finished */
+  }
   GNUNET_assert (sock->write_buffer_off >= sock->write_buffer_pos);
   if ((sock->nth.notify_ready != NULL) &&
       (sock->write_buffer_size < sock->nth.notify_size))
-    {
-      sock->write_buffer =
-        GNUNET_realloc (sock->write_buffer, sock->nth.notify_size);
-      sock->write_buffer_size = sock->nth.notify_size;
-    }
+  {
+    sock->write_buffer =
+        GNUNET_realloc (sock->write_buffer, sock->nth.notify_size);
+    sock->write_buffer_size = sock->nth.notify_size;
+  }
   process_notify (sock);
   have = sock->write_buffer_off - sock->write_buffer_pos;
   if (have == 0)
-    {
-      /* no data ready for writing, terminate write loop */
-      return;
-    }
+  {
+    /* no data ready for writing, terminate write loop */
+    return;
+  }
   GNUNET_assert (have <= sock->write_buffer_size);
   GNUNET_assert (have + sock->write_buffer_pos <= sock->write_buffer_size);
   GNUNET_assert (sock->write_buffer_pos <= sock->write_buffer_size);
 RETRY:
   ret =
-    GNUNET_NETWORK_socket_send (sock->sock,
-                                &sock->write_buffer[sock->write_buffer_pos],
-                                have);
+      GNUNET_NETWORK_socket_send (sock->sock,
+                                  &sock->write_buffer[sock->write_buffer_pos],
+                                  have);
   if (ret == -1)
-    {
-      if (errno == EINTR)
-        goto RETRY;
+  {
+    if (errno == EINTR)
+      goto RETRY;
 #if 0
-      int en = errno;
+    int en = errno;
 
-      LOG (GNUNET_ERROR_TYPE_ERROR, _("Failed to send to `%s': %s\n"),
-           GNUNET_a2s (sock->addr, sock->addrlen), STRERROR (en));
+    LOG (GNUNET_ERROR_TYPE_ERROR, _("Failed to send to `%s': %s\n"),
+         GNUNET_a2s (sock->addr, sock->addrlen), STRERROR (en));
 #endif
 #if DEBUG_CONNECTION
-      LOG_STRERROR (GNUNET_ERROR_TYPE_DEBUG, "send");
+    LOG_STRERROR (GNUNET_ERROR_TYPE_DEBUG, "send");
 #endif
-      transmit_error (sock);
-      return;
-    }
+    transmit_error (sock);
+    return;
+  }
 #if DEBUG_CONNECTION
   LOG (GNUNET_ERROR_TYPE_DEBUG,
        "transmit_ready transmitted %u/%u bytes to `%s' (%p)\n",
-       (unsigned int) ret, have, GNUNET_a2s (sock->addr, sock->addrlen),
-       sock);
+       (unsigned int) ret, have, GNUNET_a2s (sock->addr, sock->addrlen), sock);
 #endif
   sock->write_buffer_pos += ret;
   if (sock->write_buffer_pos == sock->write_buffer_off)
-    {
-      /* transmitted all pending data */
-      sock->write_buffer_pos = 0;
-      sock->write_buffer_off = 0;
-    }
+  {
+    /* transmitted all pending data */
+    sock->write_buffer_pos = 0;
+    sock->write_buffer_off = 0;
+  }
   if ((sock->write_buffer_off == 0) && (NULL == sock->nth.notify_ready))
-    return;                     /* all data sent! */
+    return;                     /* all data sent! */
   /* not done writing, schedule more */
 SCHEDULE_WRITE:
 #if DEBUG_CONNECTION
@@ -1607,11 +1594,11 @@ SCHEDULE_WRITE:
   GNUNET_assert ((sock->nth.notify_ready != NULL) || (have > 0));
   if (sock->write_task == GNUNET_SCHEDULER_NO_TASK)
     sock->write_task =
-      GNUNET_SCHEDULER_add_write_net ((sock->nth.notify_ready ==
-                                       NULL) ? GNUNET_TIME_UNIT_FOREVER_REL :
-                                      GNUNET_TIME_absolute_get_remaining
-                                      (sock->nth.transmit_timeout),
-                                      sock->sock, &transmit_ready, sock);
+        GNUNET_SCHEDULER_add_write_net ((sock->nth.notify_ready ==
+                                         NULL) ? GNUNET_TIME_UNIT_FOREVER_REL :
+                                        GNUNET_TIME_absolute_get_remaining
+                                        (sock->nth.transmit_timeout),
+                                        sock->sock, &transmit_ready, sock);
 }
 
 
@@ -1630,17 +1617,17 @@ SCHEDULE_WRITE:
  *         NULL if we are already going to notify someone else (busy)
  */
 struct GNUNET_CONNECTION_TransmitHandle *
-GNUNET_CONNECTION_notify_transmit_ready (struct GNUNET_CONNECTION_Handle
-                                         *sock, size_t size,
-                                         struct GNUNET_TIME_Relative timeout,
-                                         GNUNET_CONNECTION_TransmitReadyNotify
-                                         notify, void *notify_cls)
+GNUNET_CONNECTION_notify_transmit_ready (struct GNUNET_CONNECTION_Handle *sock,
+                                         size_t size,
+                                         struct GNUNET_TIME_Relative timeout,
+                                         GNUNET_CONNECTION_TransmitReadyNotify
+                                         notify, void *notify_cls)
 {
   if (sock->nth.notify_ready != NULL)
-    {
-      GNUNET_assert (0);
-      return NULL;
-    }
+  {
+    GNUNET_assert (0);
+    return NULL;
+  }
   GNUNET_assert (notify != NULL);
   GNUNET_assert (size < GNUNET_SERVER_MAX_MESSAGE_SIZE);
   GNUNET_assert (sock->write_buffer_off <= sock->write_buffer_size);
@@ -1654,36 +1641,34 @@ GNUNET_CONNECTION_notify_transmit_ready (struct GNUNET_CONNECTION_Handle
   GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == sock->nth.timeout_task);
   if ((sock->sock == NULL) && (sock->ap_head == NULL) &&
       (sock->dns_active == NULL))
-    {
-      if (sock->write_task != GNUNET_SCHEDULER_NO_TASK)
-        GNUNET_SCHEDULER_cancel (sock->write_task);
-      sock->write_task = GNUNET_SCHEDULER_add_now (&connect_error, sock);
-      return &sock->nth;
-    }
+  {
+    if (sock->write_task != GNUNET_SCHEDULER_NO_TASK)
+      GNUNET_SCHEDULER_cancel (sock->write_task);
+    sock->write_task = GNUNET_SCHEDULER_add_now (&connect_error, sock);
+    return &sock->nth;
+  }
   if (GNUNET_SCHEDULER_NO_TASK != sock->write_task)
     return &sock->nth;
   if (sock->sock != NULL)
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG, "Scheduling transmit_ready (%p).\n",
-           sock);
+    LOG (GNUNET_ERROR_TYPE_DEBUG, "Scheduling transmit_ready (%p).\n", sock);
 #endif
-      sock->write_task =
-        GNUNET_SCHEDULER_add_write_net (GNUNET_TIME_absolute_get_remaining
-                                        (sock->nth.transmit_timeout),
-                                        sock->sock, &transmit_ready, sock);
-    }
+    sock->write_task =
+        GNUNET_SCHEDULER_add_write_net (GNUNET_TIME_absolute_get_remaining
+                                        (sock->nth.transmit_timeout),
+                                        sock->sock, &transmit_ready, sock);
+  }
   else
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "CCS-Scheduling transmit_ready, adding timeout task (%p).\n",
-           sock);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "CCS-Scheduling transmit_ready, adding timeout task (%p).\n", sock);
 #endif
-      sock->ccs |= COCO_TRANSMIT_READY;
-      sock->nth.timeout_task =
-        GNUNET_SCHEDULER_add_delayed (timeout, &transmit_timeout, sock);
-    }
+    sock->ccs |= COCO_TRANSMIT_READY;
+    sock->nth.timeout_task =
+        GNUNET_SCHEDULER_add_delayed (timeout, &transmit_timeout, sock);
+  }
   return &sock->nth;
 }
 
@@ -1695,28 +1680,28 @@ GNUNET_CONNECTION_notify_transmit_ready (struct GNUNET_CONNECTION_Handle
  */
 void
 GNUNET_CONNECTION_notify_transmit_ready_cancel (struct
-                                                GNUNET_CONNECTION_TransmitHandle
-                                                *th)
+                                                GNUNET_CONNECTION_TransmitHandle
+                                                *th)
 {
   GNUNET_assert (th->notify_ready != NULL);
   if (0 != (th->sh->ccs & COCO_TRANSMIT_READY))
-    {
+  {
 #if DEBUG_CONNECTION
-      LOG (GNUNET_ERROR_TYPE_DEBUG,
-           "notify_transmit_ready_cancel cancels timeout_task (%p)\n", th);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "notify_transmit_ready_cancel cancels timeout_task (%p)\n", th);
 #endif
-      GNUNET_SCHEDULER_cancel (th->timeout_task);
-      th->timeout_task = GNUNET_SCHEDULER_NO_TASK;
-      th->sh->ccs -= COCO_TRANSMIT_READY;
-    }
+    GNUNET_SCHEDULER_cancel (th->timeout_task);
+    th->timeout_task = GNUNET_SCHEDULER_NO_TASK;
+    th->sh->ccs -= COCO_TRANSMIT_READY;
+  }
   else
+  {
+    if (th->sh->write_task != GNUNET_SCHEDULER_NO_TASK)
     {
-      if (th->sh->write_task != GNUNET_SCHEDULER_NO_TASK)
-        {
-          GNUNET_SCHEDULER_cancel (th->sh->write_task);
-          th->sh->write_task = GNUNET_SCHEDULER_NO_TASK;
-        }
+      GNUNET_SCHEDULER_cancel (th->sh->write_task);
+      th->sh->write_task = GNUNET_SCHEDULER_NO_TASK;
     }
+  }
   th->notify_ready = NULL;
 }