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cff4ac6845cf3ab92245b5d81352a8504408dc88
nuttx/net/procfs/netdev_statistics.c
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Gregory Nutt cff4ac6845 Squashed commit of the following: 
commit 2a3ab1652a2c95bcfc8be8380fc7cbdcb6472938
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Sat Aug 19 08:44:31 2017 -0600

    PF_IEEE802154: Finish some missing bind() logic.  Add configs/sim configuration for testing.

commit 59be4b846a6e3bfe82087a888e3fdac9c3c414e5
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 19:30:04 2017 -0600

    PF_IEEE802154:  More renaming to decouple 6LoPAN from radios in general.

commit 69fabb1aea76e54381bdc13de28a3f1441fb42f4
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 19:21:11 2017 -0600

    PF_IEEE802154: Missed a few renamings.

commit ff0af1bb25567720934cc1c2a721ccd92cc35f89
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 17:46:58 2017 -0600

    PF_IEEE802154:  A few bugfixes

commit 01c7c84afd00cf907d280d30cfaf0fb2cf90e02e
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 17:01:31 2017 -0600

    PF_IEEE802154:  A few bugfixes

commit dcef4056d1c1488c93151135f3b7106977faa903
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 16:31:05 2017 -0600

    PF_IEEE802154: Bring in framework for sendto/recvfrom.  Currently just a crude port of functions from net/pkt and do not provide the implemenation needed.

commit 68c5b7b6dd3ab7eb2d0c19890abb38e6561b140e
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 15:18:31 2017 -0600

    Trivial fix to typo in comment

commit fd0af534c089569ccdbd59f13b85453de0a653ad
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 15:07:20 2017 -0600

    PF_IEEE802154: Add device lookup logic; Rename some things that used to be used only by 6LoWPAN but now must be shared with PF_IEEE802154 and need more generic naming.

commit 4fc80a1659f1c699b050775cefc7f6b631b46114
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 13:49:54 2017 -0600

    PF_IEEE802154: Add driver poll logic.

commit d83f71992df8764faa93f9425f1a7602a758f730
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 13:28:59 2017 -0600

    PF_IEEE802154:  Add frame input function.

commit 77561b8c4d5d7be1f8d8eb62cf1a07229afe2048
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 12:46:29 2017 -0600

    PF_IEEE802154: Socket type should be SOCK_DGRAM.  Hook in socket interface.

commit c0f90350282e9905d7f26a1b30f04cc6d6794648
Merge: 8b518abfd0 169c55e546
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 09:36:32 2017 -0600

    Merge remote-tracking branch 'origin/master' into pf_ieee802154

commit 8b518abfd07d492f5148f2c5fdf65604de9822da
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 09:35:39 2017 -0600

    PF_IEEE802154: Add initialization and connection management logic.

commit 98b62620b3cb420041d8ad14204f9410a8aace8c
Author: Gregory Nutt <gnutt@nuttx.org>
Date:   Fri Aug 18 07:52:51 2017 -0600

    PF_IEEE802154: Add basic build support and socket interface framework.
2017-08-19 08:48:52 -06:00

563 lines
17 KiB
C
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/****************************************************************************
* net/procfs/netdev_statistics.c
*
* Copyright (C) 2015, 2017 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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>
#include <sys/types.h>
#include <stdio.h>
#include <string.h>
#include <debug.h>
#include <netinet/ether.h>
#include <nuttx/net/netdev.h>
#include <nuttx/net/sixlowpan.h>
#include "netdev/netdev.h"
#include "utils/utils.h"
#include "procfs/procfs.h"
#if !defined(CONFIG_DISABLE_MOUNTPOINT) && defined(CONFIG_FS_PROCFS) && \
!defined(CONFIG_FS_PROCFS_EXCLUDE_NET)
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
static int netprocfs_linklayer(FAR struct netprocfs_file_s *netfile);
#ifdef CONFIG_NET_IPv4
static int netprocfs_inet4addresses(FAR struct netprocfs_file_s *netfile);
#endif
#ifdef CONFIG_NET_IPv6
static int netprocfs_inet6address(FAR struct netprocfs_file_s *netfile);
static int netprocfs_inet6draddress(FAR struct netprocfs_file_s *netfile);
#endif
#ifdef CONFIG_NETDEV_STATISTICS
static int netprocfs_rxstatistics_header(FAR struct netprocfs_file_s *netfile);
static int netprocfs_rxstatistics(FAR struct netprocfs_file_s *netfile);
static int netprocfs_rxpackets_header(FAR struct netprocfs_file_s *netfile);
static int netprocfs_rxpackets(FAR struct netprocfs_file_s *netfile);
static int netprocfs_txstatistics_header(FAR struct netprocfs_file_s *netfile);
static int netprocfs_txstatistics(FAR struct netprocfs_file_s *netfile);
static int netprocfs_errors(FAR struct netprocfs_file_s *netfile);
#endif /* CONFIG_NETDEV_STATISTICS */
/****************************************************************************
* Private Data
****************************************************************************/
/* Line generating functions */
static const linegen_t g_netstat_linegen[] =
{
netprocfs_linklayer
#ifdef CONFIG_NET_IPv4
, netprocfs_inet4addresses
#endif
#ifdef CONFIG_NET_IPv6
, netprocfs_inet6address
, netprocfs_inet6draddress
#endif
#ifdef CONFIG_NETDEV_STATISTICS
, netprocfs_rxstatistics_header,
netprocfs_rxstatistics,
netprocfs_rxpackets_header,
netprocfs_rxpackets,
netprocfs_txstatistics_header,
netprocfs_txstatistics,
netprocfs_errors
#endif /* CONFIG_NETDEV_STATISTICS */
};
#define NSTAT_LINES (sizeof(g_netstat_linegen) / sizeof(linegen_t))
/****************************************************************************
* Private Functions
****************************************************************************/
#ifdef CONFIG_NET_6LOWPAN
static int netprocfs_6lowpan_linklayer(FAR struct netprocfs_file_s *netfile,
int len)
{
FAR struct netdev_varaddr_s *addr;
FAR struct net_driver_s *dev;
DEBUGASSERT(netfile != NULL && netfile->dev != NULL);
dev = netfile->dev;
addr = &dev->d_mac.radio;
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"%s\tLink encap:6LoWPAN HWaddr ",
dev->d_ifname);
switch (addr->nv_addrlen)
{
default:
case 0:
nwarn("WARNING: Bad or undefined node address: %u\n", addr->nv_addrlen);
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"--");
break;
#ifdef CONFIG_WIRELESS_PKTRADIO
case 1:
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"%02x", addr->nv_addr[0]);
break;
#endif
#if defined(CONFIG_WIRELESS_PKTRADIO) || \
(defined(CONFIG_WIRELESS_IEEE802154) && !defined(CONFIG_NET_6LOWPAN_EXTENDEDADDR))
case 2:
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"%02x:%02x",
addr->nv_addr[0], addr->nv_addr[1]);
break;
#endif
#if defined(CONFIG_WIRELESS_PKTRADIO) || \
(defined(CONFIG_WIRELESS_IEEE802154) && defined(CONFIG_NET_6LOWPAN_EXTENDEDADDR))
case 8:
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
addr->nv_addr[0], addr->nv_addr[1],
addr->nv_addr[2], addr->nv_addr[3],
addr->nv_addr[4], addr->nv_addr[5],
addr->nv_addr[6], addr->nv_addr[7]);
break;
#endif
}
return len;
}
#endif
/****************************************************************************
* Name: netprocfs_linklayer
****************************************************************************/
static int netprocfs_linklayer(FAR struct netprocfs_file_s *netfile)
{
FAR struct net_driver_s *dev;
FAR const char *status;
int len = 0;
DEBUGASSERT(netfile != NULL && netfile->dev != NULL);
dev = netfile->dev;
/* Get the interface status: RUNNING, UP, or DOWN */
if ((dev->d_flags & IFF_RUNNING) != 0)
{
status = "RUNNING";
}
else if ((dev->d_flags & IFF_UP) != 0)
{
status = "UP";
}
else
{
status = "DOWN";
}
/* Select the output appropriate for the link type associated with
* this device.
*/
switch (dev->d_lltype)
{
#ifdef CONFIG_NET_ETHERNET
case NET_LL_ETHERNET:
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"%s\tLink encap:Ethernet HWaddr %s",
dev->d_ifname, ether_ntoa(&dev->d_mac.ether));
break;
#endif
#ifdef CONFIG_NET_6LOWPAN
case NET_LL_IEEE802154:
case NET_LL_PKTRADIO:
{
len += netprocfs_6lowpan_linklayer(netfile, len);
}
break;
#endif /* CONFIG_NET_6LOWPAN */
#ifdef CONFIG_NET_LOOPBACK
case NET_LL_LOOPBACK:
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"%s\tLink encap:Local Loopback",
dev->d_ifname);
break;
#endif
#ifdef CONFIG_NET_SLIP
case NET_LL_SLIP:
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"%s\tLink encap:SLIP", dev->d_ifname);
break;
#endif
#ifdef CONFIG_NET_PPP
case NET_LL_PPP:
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"%s\tLink encap:P-t-P", dev->d_ifname);
break;
#endif
#ifdef CONFIG_NET_TUN
case NET_LL_TUN:
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"%s\tLink encap:TUN", dev->d_ifname);
break;
#endif
default:
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"%s\tLink encap:UNSPEC", dev->d_ifname);
}
len += snprintf(&netfile->line[len], NET_LINELEN - len,
" at %s\n", status);
return len;
}
/****************************************************************************
* Name: netprocfs_inet4addresses
****************************************************************************/
#ifdef CONFIG_NET_IPv4
static int netprocfs_inet4addresses(FAR struct netprocfs_file_s *netfile)
{
FAR struct net_driver_s *dev;
struct in_addr addr;
int len = 0;
DEBUGASSERT(netfile != NULL && netfile->dev != NULL);
dev = netfile->dev;
/* Show the IPv4 address */
addr.s_addr = dev->d_ipaddr;
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"\tinet addr:%s ", inet_ntoa(addr));
/* Show the IPv4 default router address */
addr.s_addr = dev->d_draddr;
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"DRaddr:%s ", inet_ntoa(addr));
/* Show the IPv4 network mask */
addr.s_addr = dev->d_netmask;
len += snprintf(&netfile->line[len], NET_LINELEN - len,
#ifdef CONFIG_NET_IPv6
"Mask:%s\n", /* IPv6 addresses will follow */
#else
"Mask:%s\n\n", /* Double space at end of device description */
#endif
inet_ntoa(addr));
return len;
}
#endif
/****************************************************************************
* Name: netprocfs_inet6address
****************************************************************************/
#ifdef CONFIG_NET_IPv6
static int netprocfs_inet6address(FAR struct netprocfs_file_s *netfile)
{
FAR struct net_driver_s *dev;
char addrstr[INET6_ADDRSTRLEN];
uint8_t preflen;
int len = 0;
DEBUGASSERT(netfile != NULL && netfile->dev != NULL);
dev = netfile->dev;
/* Convert the 128 network mask to a human friendly prefix length */
preflen = net_ipv6_mask2pref(dev->d_ipv6netmask);
/* Show the assigned IPv6 address */
if (inet_ntop(AF_INET6, dev->d_ipv6addr, addrstr, INET6_ADDRSTRLEN))
{
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"\tinet6 addr: %s/%d\n", addrstr, preflen);
}
return len;
}
#endif
/****************************************************************************
* Name: netprocfs_inet6draddress
****************************************************************************/
#ifdef CONFIG_NET_IPv6
static int netprocfs_inet6draddress(FAR struct netprocfs_file_s *netfile)
{
FAR struct net_driver_s *dev;
char addrstr[INET6_ADDRSTRLEN];
uint8_t preflen;
int len = 0;
DEBUGASSERT(netfile != NULL && netfile->dev != NULL);
dev = netfile->dev;
/* Convert the 128 network mask to a human friendly prefix length */
preflen = net_ipv6_mask2pref(dev->d_ipv6netmask);
/* Show the IPv6 default router address */
if (inet_ntop(AF_INET6, dev->d_ipv6draddr, addrstr, INET6_ADDRSTRLEN))
{
len += snprintf(&netfile->line[len], NET_LINELEN - len,
"\tinet6 DRaddr: %s/%d\n\n", addrstr, preflen);
}
return len;
}
#endif
/****************************************************************************
* Name: netprocfs_rxstatistics_header
****************************************************************************/
#ifdef CONFIG_NETDEV_STATISTICS
static int netprocfs_rxstatistics_header(FAR struct netprocfs_file_s *netfile)
{
DEBUGASSERT(netfile != NULL);
return snprintf(netfile->line, NET_LINELEN , "\tRX: %-8s %-8s %-8s\n",
"Received", "Fragment", "Errors");
}
#endif /* CONFIG_NETDEV_STATISTICS */
/****************************************************************************
* Name: netprocfs_rxstatistics
****************************************************************************/
#ifdef CONFIG_NETDEV_STATISTICS
static int netprocfs_rxstatistics(FAR struct netprocfs_file_s *netfile)
{
FAR struct netdev_statistics_s *stats;
FAR struct net_driver_s *dev;
DEBUGASSERT(netfile != NULL && netfile->dev != NULL);
dev = netfile->dev;
stats = &dev->d_statistics;
return snprintf(netfile->line, NET_LINELEN, "\t %08lx %08lx %08lx\n",
(unsigned long)stats->rx_packets,
(unsigned long)stats->rx_fragments,
(unsigned long)stats->rx_errors);
}
#endif /* CONFIG_NETDEV_STATISTICS */
/****************************************************************************
* Name: netprocfs_rxpackets_header
****************************************************************************/
#ifdef CONFIG_NETDEV_STATISTICS
static int netprocfs_rxpackets_header(FAR struct netprocfs_file_s *netfile)
{
FAR char *fmt;
DEBUGASSERT(netfile != NULL);
fmt = "\t "
#ifdef CONFIG_NET_IPv4
"%-8s "
#endif
#ifdef CONFIG_NET_IPv6
"%-8s "
#endif
#ifdef CONFIG_NET_ARP
"%-8s "
#endif
"%-8s\n";
return snprintf(netfile->line, NET_LINELEN, fmt
#ifdef CONFIG_NET_IPv4
, "IPv4"
#endif
#ifdef CONFIG_NET_IPv6
, "IPv6"
#endif
#ifdef CONFIG_NET_ARP
, "ARP"
#endif
, "Dropped");
}
#endif /* CONFIG_NETDEV_STATISTICS */
/****************************************************************************
* Name: netprocfs_rxpackets
****************************************************************************/
#ifdef CONFIG_NETDEV_STATISTICS
static int netprocfs_rxpackets(FAR struct netprocfs_file_s *netfile)
{
FAR struct netdev_statistics_s *stats;
FAR struct net_driver_s *dev;
FAR char *fmt;
DEBUGASSERT(netfile != NULL && netfile->dev != NULL);
dev = netfile->dev;
stats = &dev->d_statistics;
fmt = "\t "
#ifdef CONFIG_NET_IPv4
"%08lx "
#endif
#ifdef CONFIG_NET_IPv6
"%08lx "
#endif
#ifdef CONFIG_NET_ARP
"%08lx "
#endif
"%08lx\n";
return snprintf(netfile->line, NET_LINELEN, fmt
#ifdef CONFIG_NET_IPv4
, (unsigned long)stats->rx_ipv4
#endif
#ifdef CONFIG_NET_IPv6
, (unsigned long)stats->rx_ipv6
#endif
#ifdef CONFIG_NET_ARP
, (unsigned long)stats->rx_arp
#endif
, (unsigned long)stats->rx_dropped);
}
#endif /* CONFIG_NETDEV_STATISTICS */
/****************************************************************************
* Name: netprocfs_txstatistics_header
****************************************************************************/
#ifdef CONFIG_NETDEV_STATISTICS
static int netprocfs_txstatistics_header(FAR struct netprocfs_file_s *netfile)
{
DEBUGASSERT(netfile != NULL);
return snprintf(netfile->line, NET_LINELEN, "\tTX: %-8s %-8s %-8s %-8s\n",
"Queued", "Sent", "Errors", "Timeouts");
}
#endif /* CONFIG_NETDEV_STATISTICS */
/****************************************************************************
* Name: netprocfs_txstatistics
****************************************************************************/
#ifdef CONFIG_NETDEV_STATISTICS
static int netprocfs_txstatistics(FAR struct netprocfs_file_s *netfile)
{
FAR struct netdev_statistics_s *stats;
FAR struct net_driver_s *dev;
DEBUGASSERT(netfile != NULL && netfile->dev != NULL);
dev = netfile->dev;
stats = &dev->d_statistics;
return snprintf(netfile->line, NET_LINELEN, "\t %08lx %08lx %08lx %08lx\n",
(unsigned long)stats->tx_packets,
(unsigned long)stats->tx_done,
(unsigned long)stats->tx_errors,
(unsigned long)stats->tx_timeouts);
}
#endif /* CONFIG_NETDEV_STATISTICS */
/****************************************************************************
* Name: netprocfs_errors
****************************************************************************/
#ifdef CONFIG_NETDEV_STATISTICS
static int netprocfs_errors(FAR struct netprocfs_file_s *netfile)
{
FAR struct netdev_statistics_s *stats;
FAR struct net_driver_s *dev;
DEBUGASSERT(netfile != NULL && netfile->dev != NULL);
dev = netfile->dev;
stats = &dev->d_statistics;
return snprintf(netfile->line, NET_LINELEN , "\tTotal Errors: %08x\n\n",
(unsigned long)stats->errors);
}
#endif /* CONFIG_NETDEV_STATISTICS */
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: netprocfs_read_devstats
*
* Description:
* Read and format network device statistics.
*
* Input Parameters:
* priv - A reference to the network procfs file structure
* buffer - The user-provided buffer into which device status will be
* returned.
* bulen - The size in bytes of the user provided buffer.
*
* Returned Value:
* Zero (OK) is returned on success; a negated errno value is returned
* on failure.
*
****************************************************************************/
ssize_t netprocfs_read_devstats(FAR struct netprocfs_file_s *priv,
FAR char *buffer, size_t buflen)
{
return netprocfs_read_linegen(priv, buffer, buflen, g_netstat_linegen,
NSTAT_LINES);
}
#endif /* !CONFIG_DISABLE_MOUNTPOINT && CONFIG_FS_PROCFS &&
* !CONFIG_FS_PROCFS_EXCLUDE_NET */
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