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nuttx/examples/nsh/nsh_netcmds.c
patacongo c3edbc0eaf Allow each NSH command to be disabled 
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1234 42af7a65-404d-4744-a932-0658087f49c3
2008-11-14 15:11:26 +00:00

630 lines
17 KiB
C
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/****************************************************************************
* examples/nsh/nsh_netcmds.c
*
* Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#ifdef CONFIG_NET
#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sched.h>
#include <libgen.h>
#include <errno.h>
#include <nuttx/net.h>
#include <nuttx/clock.h>
#include <net/ethernet.h>
#include <net/uip/uip.h>
#include <net/uip/uip-arch.h>
#include <netinet/ether.h>
#ifdef CONFIG_NET_STATISTICS
# include <net/uip/uip.h>
#endif
#if defined(CONFIG_NET_ICMP) && defined(CONFIG_NET_ICMP_PING) && \
!defined(CONFIG_DISABLE_CLOCK) && !defined(CONFIG_DISABLE_SIGNALS)
# include <net/uip/uip-lib.h>
#endif
#if defined(CONFIG_NET_UDP) && CONFIG_NFILE_DESCRIPTORS > 0
# include <net/uip/uip-lib.h>
# include <net/uip/tftp.h>
#endif
#include "nsh.h"
/****************************************************************************
* Definitions
****************************************************************************/
#define DEFAULT_PING_DATALEN 56
/****************************************************************************
* Private Types
****************************************************************************/
#if defined(CONFIG_NET_UDP) && CONFIG_NFILE_DESCRIPTORS > 0
struct tftpc_args_s
{
boolean binary; /* TRUE:binary ("octect") FALSE:text ("netascii") */
boolean allocated; /* TRUE: destpath is allocated */
char *destpath; /* Path at destination */
const char *srcpath; /* Path at src */
in_addr_t ipaddr; /* Host IP address */
};
#endif
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
#if defined(CONFIG_NET_ICMP) && defined(CONFIG_NET_ICMP_PING) && \
!defined(CONFIG_DISABLE_CLOCK) && !defined(CONFIG_DISABLE_SIGNALS)
static uint16 g_pingid = 0;
#endif
/****************************************************************************
* Public Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: ping_newid
****************************************************************************/
#if defined(CONFIG_NET_ICMP) && defined(CONFIG_NET_ICMP_PING) && \
!defined(CONFIG_DISABLE_CLOCK) && !defined(CONFIG_DISABLE_SIGNALS)
static inline uint16 ping_newid(void)
{
irqstate_t save = irqsave();
uint16 ret = ++g_pingid;
irqrestore(save);
return ret;
}
#endif
/****************************************************************************
* Name: uip_statistics
****************************************************************************/
#if defined(CONFIG_NET_STATISTICS) && !defined(CONFIG_EXAMPLES_NSH_DISABLE_IFCONFIG)
static inline void uip_statistics(FAR struct nsh_vtbl_s *vtbl)
{
nsh_output(vtbl, "uIP IP ");
#ifdef CONFIG_NET_TCP
nsh_output(vtbl, " TCP");
#endif
#ifdef CONFIG_NET_UDP
nsh_output(vtbl, " UDP");
#endif
#ifdef CONFIG_NET_ICMP
nsh_output(vtbl, " ICMP");
#endif
nsh_output(vtbl, "\n");
/* Received packets */
nsh_output(vtbl, "Received %04x",uip_stat.ip.recv);
#ifdef CONFIG_NET_TCP
nsh_output(vtbl, " %04x",uip_stat.tcp.recv);
#endif
#ifdef CONFIG_NET_UDP
nsh_output(vtbl, " %04x",uip_stat.udp.recv);
#endif
#ifdef CONFIG_NET_ICMP
nsh_output(vtbl, " %04x",uip_stat.icmp.recv);
#endif
nsh_output(vtbl, "\n");
/* Dropped packets */
nsh_output(vtbl, "Dropped %04x",uip_stat.ip.drop);
#ifdef CONFIG_NET_TCP
nsh_output(vtbl, " %04x",uip_stat.tcp.drop);
#endif
#ifdef CONFIG_NET_UDP
nsh_output(vtbl, " %04x",uip_stat.udp.drop);
#endif
#ifdef CONFIG_NET_ICMP
nsh_output(vtbl, " %04x",uip_stat.icmp.drop);
#endif
nsh_output(vtbl, "\n");
nsh_output(vtbl, " IP VHL: %04x HBL: %04x\n",
uip_stat.ip.vhlerr, uip_stat.ip.hblenerr);
nsh_output(vtbl, " LBL: %04x Frg: %04x\n",
uip_stat.ip.lblenerr, uip_stat.ip.fragerr);
nsh_output(vtbl, " Checksum %04x",uip_stat.ip.chkerr);
#ifdef CONFIG_NET_TCP
nsh_output(vtbl, " %04x",uip_stat.tcp.chkerr);
#endif
#ifdef CONFIG_NET_UDP
nsh_output(vtbl, " %04x",uip_stat.udp.chkerr);
#endif
#ifdef CONFIG_NET_ICMP
nsh_output(vtbl, " ----");
#endif
nsh_output(vtbl, "\n");
#ifdef CONFIG_NET_TCP
nsh_output(vtbl, " TCP ACK: %04x SYN: %04x\n",
uip_stat.tcp.ackerr, uip_stat.tcp.syndrop);
nsh_output(vtbl, " RST: %04x %04x\n",
uip_stat.tcp.rst, uip_stat.tcp.synrst);
#endif
nsh_output(vtbl, " Type %04x",uip_stat.ip.protoerr);
#ifdef CONFIG_NET_TCP
nsh_output(vtbl, " ----");
#endif
#ifdef CONFIG_NET_UDP
nsh_output(vtbl, " ----");
#endif
#ifdef CONFIG_NET_ICMP
nsh_output(vtbl, " %04x",uip_stat.icmp.typeerr);
#endif
nsh_output(vtbl, "\n");
/* Sent packets */
nsh_output(vtbl, "Sent ----",uip_stat.ip.sent);
#ifdef CONFIG_NET_TCP
nsh_output(vtbl, " %04x",uip_stat.tcp.sent);
#endif
#ifdef CONFIG_NET_UDP
nsh_output(vtbl, " %04x",uip_stat.udp.sent);
#endif
#ifdef CONFIG_NET_ICMP
nsh_output(vtbl, " %04x",uip_stat.icmp.sent);
#endif
nsh_output(vtbl, "\n");
#ifdef CONFIG_NET_TCP
nsh_output(vtbl, " Rexmit ---- %04x",uip_stat.tcp.rexmit);
#ifdef CONFIG_NET_UDP
nsh_output(vtbl, " ----");
#endif
#ifdef CONFIG_NET_ICMP
nsh_output(vtbl, " ----");
#endif
nsh_output(vtbl, "\n");
#endif
nsh_output(vtbl, "\n");
}
#else
# define uip_statistics(vtbl)
#endif
/****************************************************************************
* Name: ifconfig_callback
****************************************************************************/
int ifconfig_callback(FAR struct uip_driver_s *dev, void *arg)
{
struct nsh_vtbl_s *vtbl = (struct nsh_vtbl_s*)arg;
struct in_addr addr;
nsh_output(vtbl, "%s\tHWaddr %s\n", dev->d_ifname, ether_ntoa(&dev->d_mac));
addr.s_addr = dev->d_ipaddr;
nsh_output(vtbl, "\tIPaddr:%s ", inet_ntoa(addr));
addr.s_addr = dev->d_draddr;
nsh_output(vtbl, "DRaddr:%s ", inet_ntoa(addr));
addr.s_addr = dev->d_netmask;
nsh_output(vtbl, "Mask:%s\n\n", inet_ntoa(addr));
return OK;
}
/****************************************************************************
* Name: tftpc_parseargs
****************************************************************************/
#if defined(CONFIG_NET_UDP) && CONFIG_NFILE_DESCRIPTORS > 0
int tftpc_parseargs(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv,
struct tftpc_args_s *args)
{
FAR const char *fmt = g_fmtarginvalid;
int option;
/* Get the ping options */
memset(args, 0, sizeof(struct tftpc_args_s));
while ((option = getopt(argc, argv, ":bnf:h:")) != ERROR)
{
switch (option)
{
case 'b':
args->binary = TRUE;
break;
case 'n':
args->binary = FALSE;
break;
case 'f':
args->destpath = optarg;
break;
case 'h':
if (!uiplib_ipaddrconv(optarg, (FAR unsigned char*)&args->ipaddr))
{
nsh_output(vtbl, g_fmtarginvalid, argv[0]);
goto errout;
}
break;
case ':':
fmt = g_fmtargrequired;
case '?':
default:
goto errout;
}
}
/* There should be exactly on parameter left on the command-line */
if (optind == argc-1)
{
args->srcpath = argv[optind];
}
else if (optind >= argc)
{
fmt = g_fmttoomanyargs;
goto errout;
}
else
{
fmt = g_fmtargrequired;
goto errout;
}
/* The HOST IP address is also required */
if (!args->ipaddr)
{
fmt = g_fmtargrequired;
goto errout;
}
/* If the destpath was not provided, then we have do a little work. */
if (!args->destpath)
{
char *tmp1;
char *tmp2;
/* Copy the srcpath... baseanme might modify it */
fmt = g_fmtcmdoutofmemory;
tmp1 = strdup(args->srcpath);
if (!tmp1)
{
goto errout;
}
/* Get the basename of the srcpath */
tmp2 = basename(tmp1);
if (!tmp2)
{
free(tmp1);
goto errout;
}
/* Use that basename as the destpath */
args->destpath = strdup(tmp2);
free(tmp1);
if (!args->destpath)
{
goto errout;
}
args->allocated = TRUE;
}
return OK;
errout:
nsh_output(vtbl, fmt, argv[0]);
return ERROR;
}
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: cmd_get
****************************************************************************/
#if defined(CONFIG_NET_UDP) && CONFIG_NFILE_DESCRIPTORS > 0
#ifndef CONFIG_EXAMPLES_NSH_DISABLE_GET
int cmd_get(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
{
struct tftpc_args_s args;
char *fullpath;
/* Parse the input parameter list */
if (tftpc_parseargs(vtbl, argc, argv, &args) != OK)
{
return ERROR;
}
/* Get the full path to the local file */
fullpath = nsh_getfullpath(vtbl, args.srcpath);
/* Then perform the TFTP get operation */
if (tftpget(args.srcpath, fullpath, args.ipaddr, args.binary) != OK)
{
nsh_output(vtbl, g_fmtcmdfailed, argv[0], "tftpget", NSH_ERRNO);
}
/* Release any allocated memory */
if (args.allocated)
{
free(args.destpath);
}
free(fullpath);
return OK;
}
#endif
#endif
/****************************************************************************
* Name: cmd_ifconfig
****************************************************************************/
#ifndef CONFIG_EXAMPLES_NSH_DISABLE_IFCONFIG
int cmd_ifconfig(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
{
netdev_foreach(ifconfig_callback, vtbl);
uip_statistics(vtbl);
return OK;
}
#endif
/****************************************************************************
* Name: cmd_ping
****************************************************************************/
#if defined(CONFIG_NET_ICMP) && defined(CONFIG_NET_ICMP_PING) && \
!defined(CONFIG_DISABLE_CLOCK) && !defined(CONFIG_DISABLE_SIGNALS)
#ifndef CONFIG_EXAMPLES_NSH_DISABLE_PING
int cmd_ping(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
{
FAR const char *fmt = g_fmtarginvalid;
const char *staddr;
uip_ipaddr_t ipaddr;
uint32 start;
uint32 next;
uint32 dsec = 10;
uint16 id;
int count = 10;
int option;
int seqno;
int replies = 0;
int elapsed;
int tmp;
int i;
/* Get the ping options */
while ((option = getopt(argc, argv, ":c:i:")) != ERROR)
{
switch (option)
{
case 'c':
count = atoi(optarg);
if (count < 1 || count > 10000)
{
fmt = g_fmtargrange;
goto errout;
}
break;
case 'i':
tmp = atoi(optarg);
if (tmp < 1 || tmp >= 4294)
{
fmt = g_fmtargrange;
goto errout;
}
dsec = 10 * tmp;
break;
case ':':
fmt = g_fmtargrequired;
case '?':
default:
goto errout;
}
}
/* There should be exactly on parameter left on the command-line */
if (optind == argc-1)
{
staddr = argv[optind];
if (!uiplib_ipaddrconv(staddr, (FAR unsigned char*)&ipaddr))
{
goto errout;
}
}
else if (optind >= argc)
{
fmt = g_fmttoomanyargs;
goto errout;
}
else
{
fmt = g_fmtargrequired;
goto errout;
}
/* Get the ID to use */
id = ping_newid();
/* Loop for the specified count */
nsh_output(vtbl, "PING %s %d bytes of data\n", staddr, DEFAULT_PING_DATALEN);
start = g_system_timer;
for (i = 1; i <= count; i++)
{
/* Send the ECHO request and wait for the response */
next = g_system_timer;
seqno = uip_ping(ipaddr, id, i, DEFAULT_PING_DATALEN, dsec);
/* Was any response returned? We can tell if a non-negative sequence
* number was returned.
*/
if (seqno >= 0 && seqno <= i)
{
/* Get the elpased time from the time that the request was
* sent until the response was received. If we got a response
* to an earlier request, then fudge the elpased time.
*/
elapsed = TICK2MSEC(g_system_timer - next);
if (seqno < i)
{
elapsed += 100*dsec*(i - seqno);
}
/* Report the receipt of the reply */
nsh_output(vtbl, "%d bytes from %s: icmp_seq=%d time=%d ms\n",
DEFAULT_PING_DATALEN, staddr, seqno, elapsed);
replies++;
}
/* Wait for the remainder of the interval. If the last seqno<i,
* then this is a bad idea... we will probably lose the response
* to the current request!
*/
elapsed = TICK2DSEC(g_system_timer - next);
if (elapsed < dsec)
{
usleep(100000*dsec);
}
}
/* Get the total elapsed time */
elapsed = TICK2MSEC(g_system_timer - start);
/* Calculate the percentage of lost packets */
tmp = (100*(count - replies) + (count >> 1)) / count;
nsh_output(vtbl, "%d packets transmitted, %d received, %d%% packet loss, time %d ms\n",
count, replies, tmp, elapsed);
return OK;
errout:
nsh_output(vtbl, fmt, argv[0]);
return ERROR;
}
#endif
#endif /* CONFIG_NET_ICMP && CONFIG_NET_ICMP_PING */
/****************************************************************************
* Name: cmd_put
****************************************************************************/
#if defined(CONFIG_NET_UDP) && CONFIG_NFILE_DESCRIPTORS > 0
#ifndef CONFIG_EXAMPLES_NSH_DISABLE_PUT
int cmd_put(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
{
struct tftpc_args_s args;
char *fullpath;
/* Parse the input parameter list */
if (tftpc_parseargs(vtbl, argc, argv, &args) != OK)
{
return ERROR;
}
/* Get the full path to the local file */
fullpath = nsh_getfullpath(vtbl, args.srcpath);
/* Then perform the TFTP put operation */
if (tftpput(fullpath, args.destpath, args.ipaddr, args.binary) != OK)
{
nsh_output(vtbl, g_fmtcmdfailed, argv[0], "tftpput", NSH_ERRNO);
}
/* Release any allocated memory */
if (args.allocated)
{
free(args.destpath);
}
free(fullpath);
return OK;
}
#endif
#endif
#endif /* CONFIG_NET */
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