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ping: Implement -l, -w, -n using IcmpSendEcho. 

Signed-off-by: Isira Seneviratne <isirasen96@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
oldstable
Isira Seneviratne 2018-02-17 10:22:55 +05:30 committed by Alexandre Julliard
parent e9b3ccaca3
commit b1e9177c13
2 changed files with 137 additions and 10 deletions
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1
programs/ping/Makefile.in
View File

@ -1,5 +1,6 @@
MODULE = ping.exe
APPMODE = -mconsole
IMPORTS = ws2_32 iphlpapi
C_SRCS = \
ping_main.c

146
programs/ping/ping_main.c
View File

@ -1,6 +1,8 @@
/*
* ping stub
* ping program
*
* Copyright (C) 2010 Trey Hunner
* Copyright (C) 2018 Isira Seneviratne
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -19,9 +21,15 @@
#include "config.h"
#include "wine/port.h"
#include "winsock2.h"
#include "ws2tcpip.h"
#include "iphlpapi.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <icmpapi.h>
#include <limits.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
@ -29,25 +37,42 @@
#include <windows.h>
#include "wine/debug.h"
#include "wine/heap.h"
WINE_DEFAULT_DEBUG_CHANNEL(ping);
static void usage(void)
{
printf("Usage: ping [-n count] [-w timeout] target_name\n\n"
printf("Usage: ping [-n count] [-w timeout] [-l buffer_length] target_name\n\n"
"Options:\n"
" -n Number of echo requests to send.\n"
" -w Timeout in milliseconds to wait for each reply.\n");
" -w Timeout in milliseconds to wait for each reply.\n"
" -l Length of send buffer.\n");
}
int main(int argc, char** argv)
{
unsigned int n = 0;
int optc;
unsigned int n = 4, i = 0, w = 4000, l = 32;
int optc, res;
int rec = 0, lost = 0, min = INT_MAX, max = 0;
WSADATA wsa;
HANDLE icmp_file;
unsigned long ipaddr;
DWORD retval, reply_size;
char *send_data, ip[100], *hostname, rtt[16];
void *reply_buffer;
struct in_addr addr;
ICMP_ECHO_REPLY *reply;
float avg = 0;
struct hostent *remote_host;
WINE_FIXME( "this command currently just sleeps based on -n parameter\n" );
if (argc == 1)
{
usage();
exit(1);
}
while ((optc = getopt( argc, argv, "n:w:tal:fi:v:r:s:j:k:" )) != -1)
while ((optc = getopt( argc, argv, "n:w:l:tal:fi:v:r:s:j:k:" )) != -1)
{
switch(optc)
{
@ -59,18 +84,119 @@ int main(int argc, char** argv)
exit(1);
}
break;
case 'w':
w = atoi(optarg);
if (w == 0)
{
printf("Bad value for option -w.\n");
exit(1);
}
break;
case 'l':
l = atoi(optarg);
if (l == 0)
{
printf("Bad value for option -l.\n");
exit(1);
}
break;
case '?':
usage();
exit(1);
default:
usage();
WINE_FIXME( "this command currently only supports the -n parameter\n" );
WINE_FIXME( "this command currently only supports the -n, -w and -l parameters.\n" );
exit(1);
}
}
if (n != 0)
Sleep((n - 1) * 1000);
if (argv[optind] != NULL)
hostname = argv[optind];
else
{
printf("Pass a host name.\n");
return 1;
}
res = WSAStartup(MAKEWORD(2, 2), &wsa);
if (res != 0)
{
printf("WSAStartup failed: %d\n", res);
return 1;
}
remote_host = gethostbyname(hostname);
if (remote_host == NULL)
{
printf("Ping request could not find host %s. Please check the name and try again.\n",
hostname);
return 1;
}
addr.s_addr = *(u_long *) remote_host->h_addr_list[0];
strcpy(ip, inet_ntoa(addr));
ipaddr = inet_addr(ip);
if (ipaddr == INADDR_NONE)
{
printf("Could not get IP address of host %s.", hostname);
return 1;
}
icmp_file = IcmpCreateFile();
send_data = heap_alloc_zero(l);
reply_size = sizeof(ICMP_ECHO_REPLY) + l + 8;
/* The buffer has to hold 8 more bytes of data (the size of an ICMP error message). */
reply_buffer = heap_alloc(reply_size);
if (reply_buffer == NULL)
{
printf("Unable to allocate memory to reply buffer.\n");
return 1;
}
printf("Pinging %s [%s] with %d bytes of data:\n", hostname, ip, l);
for (;;)
{
retval = IcmpSendEcho(icmp_file, ipaddr, send_data, l,
NULL, reply_buffer, reply_size, w);
if (retval != 0)
{
reply = (ICMP_ECHO_REPLY *) reply_buffer;
if (reply->RoundTripTime >= 1)
sprintf(rtt, "=%d", reply->RoundTripTime);
else
strcpy(rtt, "<1");
printf("Reply from %s: bytes=%d time%sms TTL=%d\n", ip, l,
rtt, reply->Options.Ttl);
if (reply->RoundTripTime > max)
max = reply->RoundTripTime;
if (reply->RoundTripTime < min)
min = reply->RoundTripTime;
avg += reply->RoundTripTime;
rec++;
}
else
{
printf("Request timed out.\n");
lost++;
}
i++;
if (i == n)
break;
Sleep(1000);
}
printf("\nPing statistics for %s\n", ip);
printf("\tPackets: Sent = %d, Received = %d, Lost = %d (%.0f%% loss)\n",
n, rec, lost, (float) lost / n * 100);
if (rec != 0)
{
avg /= rec;
printf("Approximate round trip times in milli-seconds:\n");
printf("\tMinimum = %dms, Maximum = %dms, Average = %.0fms\n",
min, max, avg);
}
heap_free(reply_buffer);
return 0;
}