Program to display network size estimates from the NSE service. More...

#include "platform.h"
#include "gnunet_nse_service.h"

Include dependency graph for gnunet-nse.c:

Functions
static void	do_shutdown (void *cls)
	Task to shutdown and clean up all state. More...

static void	handle_estimate (void *cls, struct GNUNET_TIME_Absolute timestamp, double estimate, double std_dev)
	Callback to call when network size estimate is updated. More...

static void	run (void cls, char const args, const char cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
	Actual main function that runs the emulation. More...

int	main (int argc, char const argv)
	Main function. More...

Variables
static struct GNUNET_NSE_Handle *	nse
	The handle to the NSE service. More...

static int	status
	The program status; 0 for success. More...

Detailed Description

Program to display network size estimates from the NSE service.

Author: Sree Harsha Totakura sreeh.nosp@m.arsh.nosp@m.a@tot.nosp@m.akur.nosp@m.a.in

Definition in file gnunet-nse.c.

Function Documentation

◆ do_shutdown()

static void do_shutdown ( void * cls )

static

Task to shutdown and clean up all state.

Parameters

cls NULL

Definition at line 47 of file gnunet-nse.c.

 {
   (void) cls;
   if (NULL != nse)
   {
     GNUNET_NSE_disconnect (nse);
     nse = NULL;
   }
 }

References GNUNET_NSE_disconnect(), and nse.

Referenced by run().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ handle_estimate()

static void handle_estimate	(	void *	cls,
		struct GNUNET_TIME_Absolute	timestamp,
		double	estimate,
		double	std_dev
	)

static

Callback to call when network size estimate is updated.

Parameters

cls	NULL
timestamp	server timestamp
estimate	the value of the current network size estimate
std_dev	standard deviation (rounded down to nearest integer) of the size estimation values seen

Definition at line 68 of file gnunet-nse.c.

 {
   (void) cls;
   status = 0;
   fprintf (stdout,
            "%llu %f %f %f\n",
            (unsigned long long) timestamp.abs_value_us,
            GNUNET_NSE_log_estimate_to_n (estimate),
            estimate,
            std_dev);
 }

References GNUNET_TIME_Absolute::abs_value_us, GNUNET_NSE_log_estimate_to_n, and status.

Referenced by run().

Here is the caller graph for this function:

◆ run()

static void run	(	void *	cls,
		char const	args,
		const char *	cfgfile,
		const struct GNUNET_CONFIGURATION_Handle *	cfg
	)

static

Actual main function that runs the emulation.

Parameters

cls	unused
args	remaining args, unused
cfgfile	name of the configuration
cfg	configuration handle

Definition at line 93 of file gnunet-nse.c.

 {
   (void) cls;
   (void) args;
   (void) cfgfile;
   nse = GNUNET_NSE_connect (cfg, &handle_estimate, NULL);
   GNUNET_SCHEDULER_add_shutdown (&do_shutdown, NULL);
 }

References consensus-simulation::args, cfg, do_shutdown(), GNUNET_NSE_connect(), GNUNET_SCHEDULER_add_shutdown(), handle_estimate(), and nse.

Referenced by main().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ main()

int main	(	int	argc,
		char const	argv
	)

Main function.

Returns: 0 on success

Definition at line 112 of file gnunet-nse.c.

 {
   static struct GNUNET_GETOPT_CommandLineOption options[] = {
     GNUNET_GETOPT_OPTION_END
   };
  
   status = 1;
   if (GNUNET_OK !=
       GNUNET_PROGRAM_run (argc,
                           argv,
                           "gnunet-nse",
                           gettext_noop (
                             "Show network size estimates from NSE service."),
                           options,
                           &run,
                           NULL))
     return 2;
   return status;
 }