Adding a function pick_random_friend ()

[oweals/gnunet.git] / src / dht / gnunet-dht-get.c

diff --git a/src/dht/gnunet-dht-get.c b/src/dht/gnunet-dht-get.c
index 8720e76aa84e7fa02a631e56348e0ee987def47d..db4d43fe79d777d58504e8ca8263bd3c5cbaddb4 100644 (file)
--- a/src/dht/gnunet-dht-get.c
+++ b/src/dht/gnunet-dht-get.c
@@ -1,6 +1,6 @@
 /*
      This file is part of GNUnet.
-     (C) 2001, 2002, 2004, 2005, 2006, 2007, 2009 Christian Grothoff (and other contributing authors)
+     Copyright (C) 2001, 2002, 2004, 2005, 2006, 2007, 2009 Christian Grothoff (and other contributing authors)
 
      GNUnet is free software; you can redistribute it and/or modify
      it under the terms of the GNU General Public License as published
@@ -26,6 +26,7 @@
 #include "platform.h"
 #include "gnunet_dht_service.h"
 
+#define LOG(kind,...) GNUNET_log_from (kind, "dht-clients",__VA_ARGS__)
 /**
  * The type of the query
  */
@@ -42,19 +43,19 @@ static unsigned int replication = 5;
 static char *query_key;
 
 /**
- * User supplied timeout value (in seconds)
+ * User supplied timeout value
  */
-static unsigned long long timeout_request = 5;
+static struct GNUNET_TIME_Relative timeout_request = { 60000 };
 
 /**
- * When this request should really die
+ * Be verbose
  */
-struct GNUNET_TIME_Absolute absolute_timeout;
+static int verbose;
 
 /**
- * Be verbose
+ * Use DHT demultixplex_everywhere
  */
-static int verbose;
+static int demultixplex_everywhere;
 
 /**
  * Handle to the DHT
@@ -82,26 +83,25 @@ static unsigned int result_count;
 static int ret;
 
 
-static void
-shutdown_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
-  if (dht_handle != NULL)
-  {
-    GNUNET_DHT_disconnect (dht_handle);
-    dht_handle = NULL;
-  }
-}
-
-
+/**
+ * Task run to clean up on timeout.
+ *
+ * @param cls unused
+ * @param tc unused
+ */
 static void
 cleanup_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 {
-  if (get_handle != NULL)
+  if (NULL != get_handle)
   {
     GNUNET_DHT_get_stop (get_handle);
     get_handle = NULL;
   }
-  GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
+  if (NULL != dht_handle)
+  {
+    GNUNET_DHT_disconnect (dht_handle);
+    dht_handle = NULL;
+  }
 }
 
 
@@ -122,14 +122,16 @@ cleanup_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  */
 static void
 get_result_iterator (void *cls, struct GNUNET_TIME_Absolute exp,
-                     const GNUNET_HashCode * key,
+                     const struct GNUNET_HashCode * key,
                      const struct GNUNET_PeerIdentity *get_path,
-                    unsigned int get_path_length,
+                     unsigned int get_path_length,
                      const struct GNUNET_PeerIdentity *put_path,
-                    unsigned int put_path_length,
-                     enum GNUNET_BLOCK_Type type, size_t size, const void *data)
+                     unsigned int put_path_length, enum GNUNET_BLOCK_Type type,
+                     size_t size, const void *data)
 {
-  fprintf (stdout, "Result %d, type %d:\n%.*s\n", result_count, type,
+  FPRINTF (stdout,
+          _("Result %d, type %d:\n%.*s\n"),
+          result_count, type,
            (unsigned int) size, (char *) data);
   result_count++;
 }
@@ -147,48 +149,34 @@ static void
 run (void *cls, char *const *args, const char *cfgfile,
      const struct GNUNET_CONFIGURATION_Handle *c)
 {
-  struct GNUNET_TIME_Relative timeout;
-  GNUNET_HashCode key;
+  struct GNUNET_HashCode key;
+
 
-  cfg = c;
 
-  if (query_key == NULL)
+  cfg = c;
+  if (NULL == query_key)
   {
-    if (verbose)
-      fprintf (stderr, "Must provide key for DHT GET!\n");
+    FPRINTF (stderr, "%s",  _("Must provide key for DHT GET!\n"));
     ret = 1;
     return;
   }
-
-  dht_handle = GNUNET_DHT_connect (cfg, 1);
-
-  if (dht_handle == NULL)
+  if (NULL == (dht_handle = GNUNET_DHT_connect (cfg, 1)))
   {
-    if (verbose)
-      fprintf (stderr, "Couldn't connect to DHT service!\n");
+    FPRINTF (stderr, "%s",  _("Failed to connect to DHT service!\n"));
     ret = 1;
     return;
   }
-  else if (verbose)
-    fprintf (stderr, "Connected to DHT service!\n");
-
   if (query_type == GNUNET_BLOCK_TYPE_ANY)      /* Type of data not set */
     query_type = GNUNET_BLOCK_TYPE_TEST;
-
   GNUNET_CRYPTO_hash (query_key, strlen (query_key), &key);
-
-  timeout =
-      GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, timeout_request);
-  absolute_timeout = GNUNET_TIME_relative_to_absolute (timeout);
-
   if (verbose)
-    fprintf (stderr, "Issuing GET request for %s!\n", query_key);
-  GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_absolute_get_remaining
-                                (absolute_timeout), &cleanup_task, NULL);
+    FPRINTF (stderr, "%s `%s' \n",  _("Issueing DHT GET with key"), GNUNET_h2s_full (&key));
+  GNUNET_SCHEDULER_add_delayed (timeout_request,
+                               &cleanup_task, NULL);
   get_handle =
-      GNUNET_DHT_get_start (dht_handle, timeout, query_type, &key,
-                            replication, GNUNET_DHT_RO_NONE, NULL,
-                            0, &get_result_iterator, NULL);
+      GNUNET_DHT_get_start (dht_handle, query_type, &key, replication,
+                            (demultixplex_everywhere) ? GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE : GNUNET_DHT_RO_NONE,
+                            NULL, 0, &get_result_iterator, NULL);
 
 }
 
@@ -208,7 +196,10 @@ static struct GNUNET_GETOPT_CommandLineOption options[] = {
    1, &GNUNET_GETOPT_set_uint, &query_type},
   {'T', "timeout", "TIMEOUT",
    gettext_noop ("how long to execute this query before giving up?"),
-   1, &GNUNET_GETOPT_set_ulong, &timeout_request},
+   1, &GNUNET_GETOPT_set_relative_time, &timeout_request},
+  {'x', "demultiplex", NULL,
+    gettext_noop ("use DHT's demultiplex everywhere option"),
+    0, &GNUNET_GETOPT_set_one, &demultixplex_everywhere},
   {'V', "verbose", NULL,
    gettext_noop ("be verbose (print progress information)"),
    0, &GNUNET_GETOPT_set_one, &verbose},
@@ -226,6 +217,8 @@ static struct GNUNET_GETOPT_CommandLineOption options[] = {
 int
 main (int argc, char *const *argv)
 {
+  if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv))
+    return 2;
   return (GNUNET_OK ==
           GNUNET_PROGRAM_run (argc, argv, "gnunet-dht-get",
                               gettext_noop