+++ /dev/null
-/*
- This file is part of GNUnet.
- (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
- by the Free Software Foundation; either version 3, or (at your
- option) any later version.
-
- GNUnet is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
-*/
-/**
- * @file gns/gnunet-gns-lookup.c
- * @brief search for records in GNS
- * @author Martin Schanzenbach
- */
-#include "platform.h"
-#include "gnunet_gns_service.h"
-
-/**
- * The type of the query
- */
-static unsigned int query_type;
-
-/**
- * Desired replication level
- */
-static unsigned int replication = 5;
-
-/**
- * The key for the query
- */
-static char *query_key;
-
-/**
- * User supplied timeout value (in seconds)
- */
-static unsigned long long timeout_request = 5;
-
-/**
- * When this request should really die
- */
-struct GNUNET_TIME_Absolute absolute_timeout;
-
-/**
- * Be verbose
- */
-static int verbose;
-
-/**
- * Handle to the GNS
- */
-static struct GNUNET_GNS_Handle *gns_handle;
-
-/**
- * Global handle of the configuration
- */
-static const struct GNUNET_CONFIGURATION_Handle *cfg;
-
-/**
- * Handle for the lookup request
- */
-static struct GNUNET_GNS_LookupHandle *lookup_handle;
-
-/**
- * Global status value
- */
-static int ret;
-
-
-static void
-shutdown_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- if (gns_handle != NULL)
- {
- GNUNET_GNS_disconnect (gns_handle);
- gns_handle = NULL;
- }
-}
-
-
-static void
-cleanup_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- if (lookup_handle != NULL)
- {
- GNUNET_GNS_lookup_stop (lookup_handle);
- lookup_handle = NULL;
- }
- GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
-}
-
-
-/**
- * Iterator called on each result obtained for a GNS
- * operation that expects a reply
- *
- * @param cls closure
- * @param name name
- * @param record a record
- * @param num_records number of records
- */
-static void
-lookup_result_iterator (void *cls,
- const char * name,
- const struct GNUNET_GNS_Record *record,
- unsigned int num_records)
-{
- FPRINTF (stdout, "%d results for %s\n", num_records, name);
-}
-
-
-/**
- * Main function that will be run by the scheduler.
- *
- * @param cls closure
- * @param args remaining command-line arguments
- * @param cfgfile name of the configuration file used (for saving, can be NULL!)
- * @param c configuration
- */
-static void
-run (void *cls, char *const *args, const char *cfgfile,
- const struct GNUNET_CONFIGURATION_Handle *c)
-{
- struct GNUNET_TIME_Relative timeout;
-
- cfg = c;
-
- if (query_key == NULL)
- {
- if (verbose)
- FPRINTF (stderr, "%s", "Must provide key for GNS lookup!\n");
- ret = 1;
- return;
- }
-
- gns_handle = GNUNET_GNS_connect (cfg, 1);
-
- if (gns_handle == NULL)
- {
- if (verbose)
- FPRINTF (stderr, "%s", "Couldn't connect to GNS service!\n");
- ret = 1;
- return;
- }
- else if (verbose)
- FPRINTF (stderr, "%s", "Connected to GNS service!\n");
-
- timeout =
- GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, timeout_request);
- absolute_timeout = GNUNET_TIME_relative_to_absolute (timeout);
-
- if (verbose)
- FPRINTF (stderr, "Issuing lookup request for %s!\n", query_key);
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_absolute_get_remaining
- (absolute_timeout), &cleanup_task, NULL);
- lookup_handle =
- GNUNET_GNS_lookup_start (gns_handle, timeout, query_key,
- 0/*GNS_RecordType*/,
- &lookup_result_iterator,
- NULL);
-
-}
-
-
-/**
- * gnunet-dht-get command line options
- */
-static struct GNUNET_GETOPT_CommandLineOption options[] = {
- {'k', "key", "KEY",
- gettext_noop ("the query key"),
- 1, &GNUNET_GETOPT_set_string, &query_key},
- {'r', "replication", "LEVEL",
- gettext_noop ("how many parallel requests (replicas) to create"),
- 1, &GNUNET_GETOPT_set_uint, &replication},
- {'t', "type", "TYPE",
- gettext_noop ("the type of data to look for"),
- 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},
- {'V', "verbose", NULL,
- gettext_noop ("be verbose (print progress information)"),
- 0, &GNUNET_GETOPT_set_one, &verbose},
- GNUNET_GETOPT_OPTION_END
-};
-
-
-/**
- * Entry point for gnunet-gns-lookup
- *
- * @param argc number of arguments from the command line
- * @param argv command line arguments
- * @return 0 ok, 1 on error
- */
-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-gns-get",
- gettext_noop
- ("Issue a request to the GNUnet Naming System, prints results."),
- options, &run, NULL)) ? ret : 1;
-}
-
-/* end of gnunet-gns-lookup.c */