perf.c File Reference

This program estimates DNS name server performance. More...

#include "config.h"
#include <signal.h>
#include "util/log.h"
#include "util/locks.h"
#include "util/net_help.h"
#include "util/data/msgencode.h"
#include "util/data/msgreply.h"
#include "util/data/msgparse.h"

Data Structures

struct  perfinfo
 Global info for perf. More...
struct  perfio
 I/O port for perf. More...

Defines

#define START_IO_INTERVAL   10
 number of msec between starting io ports
#define IO_TIMEOUT   10
 number of msec timeout on io ports

Functions

static void usage (char *nm)
 usage information for perf
static RETSIGTYPE perf_sigh (int sig)
 signal handler for user quit
static int perf_tv_smaller (struct timeval *t1, struct timeval *t2)
 timeval compare, t1 < t2
static void perf_tv_add (struct timeval *t1, struct timeval *t2)
 timeval add, t1 += t2
static void perf_tv_subtract (struct timeval *t1, struct timeval *t2)
 timeval subtract, t1 -= t2
static void perfsetup (struct perfinfo *info)
 setup perf test environment
static void perffree (struct perfinfo *info)
 cleanup perf test environment
static void perfsend (struct perfinfo *info, size_t n, struct timeval *now)
 send new query for io
static void perfreply (struct perfinfo *info, size_t n, struct timeval *now)
 got reply for io
static void perftimeout (struct perfinfo *info, size_t n, struct timeval *now)
 got timeout for io
static void stat_printout (struct perfinfo *info, struct timeval *now, struct timeval *elapsed)
 print nice stats about qps
static void perfselect (struct perfinfo *info)
 wait for new events for performance test
static void perfendstats (struct perfinfo *info)
 show end stats
static void perfmain (struct perfinfo *info)
 perform the performance test
static int qlist_parse_line (ldns_buffer *buf, char *p)
 parse a query line to a packet into buffer
static void qlist_grow_capacity (struct perfinfo *info)
 grow query list capacity
static void qlist_add_line (struct perfinfo *info, char *line, int no)
 setup query list in info
static void qlist_read_file (struct perfinfo *info, char *fname)
 setup query list in info
int main (int argc, char *argv[])
 main program for perf

Variables

static struct perfinfosig_info
 signal handler global info
int optind
 getopt global, in case header files fail to declare it.
char * optarg
 getopt global, in case header files fail to declare it.


Detailed Description

This program estimates DNS name server performance.


Variable Documentation

int optind

getopt global, in case header files fail to declare it.

char* optarg

getopt global, in case header files fail to declare it.


Generated on Sun Sep 21 16:24:55 2008 for unbound by  doxygen 1.5.6