1 files changed, 231 insertions, 228 deletions

diff --git a/src/nat-auto/gnunet-nat-auto_legacy.c b/src/nat-auto/gnunet-nat-auto_legacy.c
index 333e75529..0a531d5cd 100644
--- a/src/nat-auto/gnunet-nat-auto_legacy.c
+++ b/src/nat-auto/gnunet-nat-auto_legacy.c
@@ -28,15 +28,16 @@
 #include "gnunet_nat_lib.h"
 #include "nat.h"
 
-#define LOG(kind, ...) GNUNET_log_from(kind, "nat", __VA_ARGS__)
+#define LOG(kind, ...) GNUNET_log_from (kind, "nat", __VA_ARGS__)
 
 #define NAT_SERVER_TIMEOUT \
-  GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 30)
+  GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
 
 /**
  * Entry we keep for each incoming connection.
  */
-struct NatActivity {
+struct NatActivity
+{
   /**
    * This is a doubly-linked list.
    */
@@ -67,7 +68,8 @@ struct NatActivity {
 /**
  * Entry we keep for each connection to the gnunet-nat-service.
  */
-struct ClientActivity {
+struct ClientActivity
+{
   /**
    * This is a doubly-linked list.
    */
@@ -93,7 +95,8 @@ struct ClientActivity {
 /**
  * Handle to a NAT test.
  */
-struct GNUNET_NAT_Test {
+struct GNUNET_NAT_Test
+{
   /**
    * Configuration used
    */
@@ -180,22 +183,22 @@ struct GNUNET_NAT_Test {
  * @param addrlen actual lenght of the @a addr
  */
 static void
-reversal_cb(void *cls, const struct sockaddr *addr, socklen_t addrlen)
+reversal_cb (void *cls, const struct sockaddr *addr, socklen_t addrlen)
 {
   struct GNUNET_NAT_Test *h = cls;
   const struct sockaddr_in *sa;
 
   if (sizeof(struct sockaddr_in) != addrlen)
     return;
-  sa = (const struct sockaddr_in *)addr;
+  sa = (const struct sockaddr_in *) addr;
   if (h->data != sa->sin_port)
-    {
-      LOG(GNUNET_ERROR_TYPE_DEBUG,
-          "Received connection reversal request for wrong port\n");
-      return; /* wrong port */
-    }
+  {
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "Received connection reversal request for wrong port\n");
+    return;   /* wrong port */
+  }
   /* report success */
-  h->report(h->report_cls, GNUNET_NAT_ERROR_SUCCESS);
+  h->report (h->report_cls, GNUNET_NAT_ERROR_SUCCESS);
 }
 
 
@@ -206,31 +209,31 @@ reversal_cb(void *cls, const struct sockaddr *addr, socklen_t addrlen)
  * @param cls the `struct GNUNET_NAT_Test`
  */
 static void
-do_udp_read(void *cls)
+do_udp_read (void *cls)
 {
   struct GNUNET_NAT_Test *tst = cls;
   uint16_t data;
   const struct GNUNET_SCHEDULER_TaskContext *tc;
 
-  tc = GNUNET_SCHEDULER_get_task_context();
-  tst->ltask = GNUNET_SCHEDULER_add_read_net(GNUNET_TIME_UNIT_FOREVER_REL,
-                                             tst->lsock,
-                                             &do_udp_read,
-                                             tst);
+  tc = GNUNET_SCHEDULER_get_task_context ();
+  tst->ltask = GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_UNIT_FOREVER_REL,
+                                              tst->lsock,
+                                              &do_udp_read,
+                                              tst);
   if ((NULL != tc->write_ready) &&
-      (GNUNET_NETWORK_fdset_isset(tc->read_ready, tst->lsock)) &&
+      (GNUNET_NETWORK_fdset_isset (tc->read_ready, tst->lsock)) &&
       (sizeof(data) ==
-       GNUNET_NETWORK_socket_recv(tst->lsock, &data, sizeof(data))))
-    {
-      if (data == tst->data)
-        tst->report(tst->report_cls, GNUNET_NAT_ERROR_SUCCESS);
-      else
-        LOG(GNUNET_ERROR_TYPE_DEBUG,
-            "Received data mismatches expected value\n");
-    }
+       GNUNET_NETWORK_socket_recv (tst->lsock, &data, sizeof(data))))
+  {
+    if (data == tst->data)
+      tst->report (tst->report_cls, GNUNET_NAT_ERROR_SUCCESS);
+    else
+      LOG (GNUNET_ERROR_TYPE_DEBUG,
+           "Received data mismatches expected value\n");
+  }
   else
-    LOG(GNUNET_ERROR_TYPE_DEBUG,
-        "Failed to receive data from inbound connection\n");
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "Failed to receive data from inbound connection\n");
 }
 
 
@@ -241,33 +244,33 @@ do_udp_read(void *cls)
  * @param cls the `struct NatActivity`
  */
 static void
-do_read(void *cls)
+do_read (void *cls)
 {
   struct NatActivity *na = cls;
   struct GNUNET_NAT_Test *tst;
   uint16_t data;
   const struct GNUNET_SCHEDULER_TaskContext *tc;
 
-  tc = GNUNET_SCHEDULER_get_task_context();
+  tc = GNUNET_SCHEDULER_get_task_context ();
   na->rtask = NULL;
   tst = na->h;
-  GNUNET_CONTAINER_DLL_remove(tst->na_head, tst->na_tail, na);
+  GNUNET_CONTAINER_DLL_remove (tst->na_head, tst->na_tail, na);
   if ((NULL != tc->write_ready) &&
-      (GNUNET_NETWORK_fdset_isset(tc->read_ready, na->sock)) &&
+      (GNUNET_NETWORK_fdset_isset (tc->read_ready, na->sock)) &&
       (sizeof(data) ==
-       GNUNET_NETWORK_socket_recv(na->sock, &data, sizeof(data))))
-    {
-      if (data == tst->data)
-        tst->report(tst->report_cls, GNUNET_NAT_ERROR_SUCCESS);
-      else
-        LOG(GNUNET_ERROR_TYPE_DEBUG,
-            "Received data does not match expected value\n");
-    }
+       GNUNET_NETWORK_socket_recv (na->sock, &data, sizeof(data))))
+  {
+    if (data == tst->data)
+      tst->report (tst->report_cls, GNUNET_NAT_ERROR_SUCCESS);
+    else
+      LOG (GNUNET_ERROR_TYPE_DEBUG,
+           "Received data does not match expected value\n");
+  }
   else
-    LOG(GNUNET_ERROR_TYPE_DEBUG,
-        "Failed to receive data from inbound connection\n");
-  GNUNET_NETWORK_socket_close(na->sock);
-  GNUNET_free(na);
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "Failed to receive data from inbound connection\n");
+  GNUNET_NETWORK_socket_close (na->sock);
+  GNUNET_free (na);
 }
 
 
@@ -278,32 +281,32 @@ do_read(void *cls)
  * @param cls the `struct GNUNET_NAT_Test`
  */
 static void
-do_accept(void *cls)
+do_accept (void *cls)
 {
   struct GNUNET_NAT_Test *tst = cls;
   struct GNUNET_NETWORK_Handle *s;
   struct NatActivity *wl;
 
-  tst->ltask = GNUNET_SCHEDULER_add_read_net(GNUNET_TIME_UNIT_FOREVER_REL,
-                                             tst->lsock,
-                                             &do_accept,
-                                             tst);
-  s = GNUNET_NETWORK_socket_accept(tst->lsock, NULL, NULL);
+  tst->ltask = GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_UNIT_FOREVER_REL,
+                                              tst->lsock,
+                                              &do_accept,
+                                              tst);
+  s = GNUNET_NETWORK_socket_accept (tst->lsock, NULL, NULL);
   if (NULL == s)
-    {
-      GNUNET_log_strerror(GNUNET_ERROR_TYPE_INFO, "accept");
-      return; /* odd error */
-    }
-  LOG(GNUNET_ERROR_TYPE_DEBUG,
-      "Got an inbound connection, waiting for data\n");
-  wl = GNUNET_new(struct NatActivity);
+  {
+    GNUNET_log_strerror (GNUNET_ERROR_TYPE_INFO, "accept");
+    return;   /* odd error */
+  }
+  LOG (GNUNET_ERROR_TYPE_DEBUG,
+       "Got an inbound connection, waiting for data\n");
+  wl = GNUNET_new (struct NatActivity);
   wl->sock = s;
   wl->h = tst;
-  wl->rtask = GNUNET_SCHEDULER_add_read_net(GNUNET_TIME_UNIT_FOREVER_REL,
-                                            wl->sock,
-                                            &do_read,
-                                            wl);
-  GNUNET_CONTAINER_DLL_insert(tst->na_head, tst->na_tail, wl);
+  wl->rtask = GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_UNIT_FOREVER_REL,
+                                             wl->sock,
+                                             &do_read,
+                                             wl);
+  GNUNET_CONTAINER_DLL_insert (tst->na_head, tst->na_tail, wl);
 }
 
 
@@ -315,14 +318,14 @@ do_accept(void *cls)
  * @param error error code
  */
 static void
-mq_error_handler(void *cls, enum GNUNET_MQ_Error error)
+mq_error_handler (void *cls, enum GNUNET_MQ_Error error)
 {
   struct ClientActivity *ca = cls;
   struct GNUNET_NAT_Test *tst = ca->h;
 
-  GNUNET_CONTAINER_DLL_remove(tst->ca_head, tst->ca_tail, ca);
-  GNUNET_MQ_destroy(ca->mq);
-  GNUNET_free(ca);
+  GNUNET_CONTAINER_DLL_remove (tst->ca_head, tst->ca_tail, ca);
+  GNUNET_MQ_destroy (ca->mq);
+  GNUNET_free (ca);
 }
 
 
@@ -336,10 +339,10 @@ mq_error_handler(void *cls, enum GNUNET_MQ_Error error)
  * @param addrlen actual length of the @a addr
  */
 static void
-addr_cb(void *cls,
-        int add_remove,
-        const struct sockaddr *addr,
-        socklen_t addrlen)
+addr_cb (void *cls,
+         int add_remove,
+         const struct sockaddr *addr,
+         socklen_t addrlen)
 {
   struct GNUNET_NAT_Test *h = cls;
   struct ClientActivity *ca;
@@ -350,38 +353,38 @@ addr_cb(void *cls,
   if (GNUNET_YES != add_remove)
     return;
   if (addrlen != sizeof(struct sockaddr_in))
-    {
-      LOG(GNUNET_ERROR_TYPE_DEBUG,
-          "NAT test ignores IPv6 address `%s' returned from NAT library\n",
-          GNUNET_a2s(addr, addrlen));
-      return; /* ignore IPv6 here */
-    }
-  LOG(GNUNET_ERROR_TYPE_INFO,
-      "Asking gnunet-nat-server to connect to `%s'\n",
-      GNUNET_a2s(addr, addrlen));
-
-  ca = GNUNET_new(struct ClientActivity);
+  {
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+         "NAT test ignores IPv6 address `%s' returned from NAT library\n",
+         GNUNET_a2s (addr, addrlen));
+    return;   /* ignore IPv6 here */
+  }
+  LOG (GNUNET_ERROR_TYPE_INFO,
+       "Asking gnunet-nat-server to connect to `%s'\n",
+       GNUNET_a2s (addr, addrlen));
+
+  ca = GNUNET_new (struct ClientActivity);
   ca->h = h;
-  ca->mq = GNUNET_CLIENT_connect(h->cfg,
-                                 "gnunet-nat-server",
-                                 NULL,
-                                 &mq_error_handler,
-                                 ca);
+  ca->mq = GNUNET_CLIENT_connect (h->cfg,
+                                  "gnunet-nat-server",
+                                  NULL,
+                                  &mq_error_handler,
+                                  ca);
   if (NULL == ca->mq)
-    {
-      GNUNET_free(ca);
-      GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
-                 _("Failed to connect to `gnunet-nat-server'\n"));
-      return;
-    }
-  GNUNET_CONTAINER_DLL_insert(h->ca_head, h->ca_tail, ca);
-  sa = (const struct sockaddr_in *)addr;
-  env = GNUNET_MQ_msg(msg, GNUNET_MESSAGE_TYPE_NAT_TEST);
+  {
+    GNUNET_free (ca);
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                _ ("Failed to connect to `gnunet-nat-server'\n"));
+    return;
+  }
+  GNUNET_CONTAINER_DLL_insert (h->ca_head, h->ca_tail, ca);
+  sa = (const struct sockaddr_in *) addr;
+  env = GNUNET_MQ_msg (msg, GNUNET_MESSAGE_TYPE_NAT_TEST);
   msg->dst_ipv4 = sa->sin_addr.s_addr;
   msg->dport = sa->sin_port;
   msg->data = h->data;
-  msg->is_tcp = htonl((uint32_t)h->is_tcp);
-  GNUNET_MQ_send(ca->mq, env);
+  msg->is_tcp = htonl ((uint32_t) h->is_tcp);
+  GNUNET_MQ_send (ca->mq, env);
 }
 
 
@@ -394,15 +397,15 @@ addr_cb(void *cls,
  * @param cls handle to the timed out NAT test
  */
 static void
-do_timeout(void *cls)
+do_timeout (void *cls)
 {
   struct GNUNET_NAT_Test *nh = cls;
 
   nh->ttask = NULL;
-  nh->report(nh->report_cls,
-             (GNUNET_NAT_ERROR_SUCCESS == nh->status)
-             ? GNUNET_NAT_ERROR_TIMEOUT
-             : nh->status);
+  nh->report (nh->report_cls,
+              (GNUNET_NAT_ERROR_SUCCESS == nh->status)
+              ? GNUNET_NAT_ERROR_TIMEOUT
+              : nh->status);
 }
 
 
@@ -422,27 +425,27 @@ do_timeout(void *cls)
  * @return handle to cancel NAT test or NULL. The error is always indicated via the report callback
  */
 struct GNUNET_NAT_Test *
-GNUNET_NAT_test_start(const struct GNUNET_CONFIGURATION_Handle *cfg,
-                      int is_tcp,
-                      uint16_t bnd_port,
-                      uint16_t adv_port,
-                      struct GNUNET_TIME_Relative timeout,
-                      GNUNET_NAT_TestCallback report,
-                      void *report_cls)
+GNUNET_NAT_test_start (const struct GNUNET_CONFIGURATION_Handle *cfg,
+                       int is_tcp,
+                       uint16_t bnd_port,
+                       uint16_t adv_port,
+                       struct GNUNET_TIME_Relative timeout,
+                       GNUNET_NAT_TestCallback report,
+                       void *report_cls)
 {
   struct GNUNET_NAT_Test *nh;
   struct sockaddr_in sa;
-  const struct sockaddr *addrs[] = { (const struct sockaddr *)&sa };
+  const struct sockaddr *addrs[] = { (const struct sockaddr *) &sa };
   const socklen_t addrlens[] = { sizeof(sa) };
 
-  memset(&sa, 0, sizeof(sa));
+  memset (&sa, 0, sizeof(sa));
   sa.sin_family = AF_INET;
-  sa.sin_port = htons(bnd_port);
+  sa.sin_port = htons (bnd_port);
 #if HAVE_SOCKADDR_IN_SIN_LEN
   sa.sin_len = sizeof(sa);
 #endif
 
-  nh = GNUNET_new(struct GNUNET_NAT_Test);
+  nh = GNUNET_new (struct GNUNET_NAT_Test);
   nh->cfg = cfg;
   nh->is_tcp = is_tcp;
   nh->data = bnd_port;
@@ -451,93 +454,93 @@ GNUNET_NAT_test_start(const struct GNUNET_CONFIGURATION_Handle *cfg,
   nh->report_cls = report_cls;
   nh->status = GNUNET_NAT_ERROR_SUCCESS;
   if (0 == bnd_port)
+  {
+    nh->nat = GNUNET_NAT_register (cfg,
+                                   is_tcp,
+                                   0,
+                                   0,
+                                   NULL,
+                                   NULL,
+                                   &addr_cb,
+                                   &reversal_cb,
+                                   nh,
+                                   NULL);
+  }
+  else
+  {
+    nh->lsock =
+      GNUNET_NETWORK_socket_create (AF_INET,
+                                    (is_tcp == GNUNET_YES) ? SOCK_STREAM
+                                    : SOCK_DGRAM,
+                                    0);
+    if ((nh->lsock == NULL) ||
+        (GNUNET_OK != GNUNET_NETWORK_socket_bind (nh->lsock,
+                                                  (const struct sockaddr *) &sa,
+                                                  sizeof(sa))))
     {
-      nh->nat = GNUNET_NAT_register(cfg,
-                                    is_tcp,
-                                    0,
-                                    0,
-                                    NULL,
-                                    NULL,
-                                    &addr_cb,
-                                    &reversal_cb,
-                                    nh,
-                                    NULL);
+      GNUNET_log (
+        GNUNET_ERROR_TYPE_ERROR,
+        _ ("Failed to create listen socket bound to `%s' for NAT test: %s\n"),
+        GNUNET_a2s ((const struct sockaddr *) &sa, sizeof(sa)),
+        strerror (errno));
+      if (NULL != nh->lsock)
+      {
+        GNUNET_NETWORK_socket_close (nh->lsock);
+        nh->lsock = NULL;
+      }
+      nh->status = GNUNET_NAT_ERROR_INTERNAL_NETWORK_ERROR;
+      nh->ttask = GNUNET_SCHEDULER_add_now (&do_timeout, nh);
+      return nh;
     }
-  else
+    if (GNUNET_YES == is_tcp)
+    {
+      GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_listen (nh->lsock, 5));
+      nh->ltask = GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_UNIT_FOREVER_REL,
+                                                 nh->lsock,
+                                                 &do_accept,
+                                                 nh);
+    }
+    else
+    {
+      nh->ltask = GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_UNIT_FOREVER_REL,
+                                                 nh->lsock,
+                                                 &do_udp_read,
+                                                 nh);
+    }
+    LOG (GNUNET_ERROR_TYPE_INFO,
+         "NAT test listens on port %u (%s)\n",
+         bnd_port,
+         (GNUNET_YES == is_tcp) ? "tcp" : "udp");
+    nh->nat = GNUNET_NAT_register (cfg,
+                                   is_tcp,
+                                   adv_port,
+                                   1,
+                                   addrs,
+                                   addrlens,
+                                   &addr_cb,
+                                   NULL,
+                                   nh,
+                                   NULL);
+    if (NULL == nh->nat)
     {
-      nh->lsock =
-        GNUNET_NETWORK_socket_create(AF_INET,
-                                     (is_tcp == GNUNET_YES) ? SOCK_STREAM
-                                     : SOCK_DGRAM,
-                                     0);
-      if ((nh->lsock == NULL) ||
-          (GNUNET_OK != GNUNET_NETWORK_socket_bind(nh->lsock,
-                                                   (const struct sockaddr *)&sa,
-                                                   sizeof(sa))))
-        {
-          GNUNET_log(
-            GNUNET_ERROR_TYPE_ERROR,
-            _("Failed to create listen socket bound to `%s' for NAT test: %s\n"),
-            GNUNET_a2s((const struct sockaddr *)&sa, sizeof(sa)),
-            strerror(errno));
-          if (NULL != nh->lsock)
-            {
-              GNUNET_NETWORK_socket_close(nh->lsock);
-              nh->lsock = NULL;
-            }
-          nh->status = GNUNET_NAT_ERROR_INTERNAL_NETWORK_ERROR;
-          nh->ttask = GNUNET_SCHEDULER_add_now(&do_timeout, nh);
-          return nh;
-        }
-      if (GNUNET_YES == is_tcp)
-        {
-          GNUNET_break(GNUNET_OK == GNUNET_NETWORK_socket_listen(nh->lsock, 5));
-          nh->ltask = GNUNET_SCHEDULER_add_read_net(GNUNET_TIME_UNIT_FOREVER_REL,
-                                                    nh->lsock,
-                                                    &do_accept,
-                                                    nh);
-        }
-      else
-        {
-          nh->ltask = GNUNET_SCHEDULER_add_read_net(GNUNET_TIME_UNIT_FOREVER_REL,
-                                                    nh->lsock,
-                                                    &do_udp_read,
-                                                    nh);
-        }
-      LOG(GNUNET_ERROR_TYPE_INFO,
-          "NAT test listens on port %u (%s)\n",
-          bnd_port,
-          (GNUNET_YES == is_tcp) ? "tcp" : "udp");
-      nh->nat = GNUNET_NAT_register(cfg,
-                                    is_tcp,
-                                    adv_port,
-                                    1,
-                                    addrs,
-                                    addrlens,
-                                    &addr_cb,
-                                    NULL,
-                                    nh,
-                                    NULL);
-      if (NULL == nh->nat)
-        {
-          LOG(GNUNET_ERROR_TYPE_INFO,
-              _("NAT test failed to start NAT library\n"));
-          if (NULL != nh->ltask)
-            {
-              GNUNET_SCHEDULER_cancel(nh->ltask);
-              nh->ltask = NULL;
-            }
-          if (NULL != nh->lsock)
-            {
-              GNUNET_NETWORK_socket_close(nh->lsock);
-              nh->lsock = NULL;
-            }
-          nh->status = GNUNET_NAT_ERROR_NAT_REGISTER_FAILED;
-          nh->ttask = GNUNET_SCHEDULER_add_now(&do_timeout, nh);
-          return nh;
-        }
+      LOG (GNUNET_ERROR_TYPE_INFO,
+           _ ("NAT test failed to start NAT library\n"));
+      if (NULL != nh->ltask)
+      {
+        GNUNET_SCHEDULER_cancel (nh->ltask);
+        nh->ltask = NULL;
+      }
+      if (NULL != nh->lsock)
+      {
+        GNUNET_NETWORK_socket_close (nh->lsock);
+        nh->lsock = NULL;
+      }
+      nh->status = GNUNET_NAT_ERROR_NAT_REGISTER_FAILED;
+      nh->ttask = GNUNET_SCHEDULER_add_now (&do_timeout, nh);
+      return nh;
     }
-  nh->ttask = GNUNET_SCHEDULER_add_delayed(timeout, &do_timeout, nh);
+  }
+  nh->ttask = GNUNET_SCHEDULER_add_delayed (timeout, &do_timeout, nh);
   return nh;
 }
 
@@ -548,46 +551,46 @@ GNUNET_NAT_test_start(const struct GNUNET_CONFIGURATION_Handle *cfg,
  * @param tst test to stop.
  */
 void
-GNUNET_NAT_test_stop(struct GNUNET_NAT_Test *tst)
+GNUNET_NAT_test_stop (struct GNUNET_NAT_Test *tst)
 {
   struct NatActivity *pos;
   struct ClientActivity *cpos;
 
-  LOG(GNUNET_ERROR_TYPE_DEBUG, "Stopping NAT test\n");
+  LOG (GNUNET_ERROR_TYPE_DEBUG, "Stopping NAT test\n");
   while (NULL != (cpos = tst->ca_head))
-    {
-      GNUNET_CONTAINER_DLL_remove(tst->ca_head, tst->ca_tail, cpos);
-      GNUNET_MQ_destroy(cpos->mq);
-      GNUNET_free(cpos);
-    }
+  {
+    GNUNET_CONTAINER_DLL_remove (tst->ca_head, tst->ca_tail, cpos);
+    GNUNET_MQ_destroy (cpos->mq);
+    GNUNET_free (cpos);
+  }
   while (NULL != (pos = tst->na_head))
-    {
-      GNUNET_CONTAINER_DLL_remove(tst->na_head, tst->na_tail, pos);
-      GNUNET_SCHEDULER_cancel(pos->rtask);
-      GNUNET_NETWORK_socket_close(pos->sock);
-      GNUNET_free(pos);
-    }
+  {
+    GNUNET_CONTAINER_DLL_remove (tst->na_head, tst->na_tail, pos);
+    GNUNET_SCHEDULER_cancel (pos->rtask);
+    GNUNET_NETWORK_socket_close (pos->sock);
+    GNUNET_free (pos);
+  }
   if (NULL != tst->ttask)
-    {
-      GNUNET_SCHEDULER_cancel(tst->ttask);
-      tst->ttask = NULL;
-    }
+  {
+    GNUNET_SCHEDULER_cancel (tst->ttask);
+    tst->ttask = NULL;
+  }
   if (NULL != tst->ltask)
-    {
-      GNUNET_SCHEDULER_cancel(tst->ltask);
-      tst->ltask = NULL;
-    }
+  {
+    GNUNET_SCHEDULER_cancel (tst->ltask);
+    tst->ltask = NULL;
+  }
   if (NULL != tst->lsock)
-    {
-      GNUNET_NETWORK_socket_close(tst->lsock);
-      tst->lsock = NULL;
-    }
+  {
+    GNUNET_NETWORK_socket_close (tst->lsock);
+    tst->lsock = NULL;
+  }
   if (NULL != tst->nat)
-    {
-      GNUNET_NAT_unregister(tst->nat);
-      tst->nat = NULL;
-    }
-  GNUNET_free(tst);
+  {
+    GNUNET_NAT_unregister (tst->nat);
+    tst->nat = NULL;
+  }
+  GNUNET_free (tst);
 }
 
 /* end of nat_test.c */