176 lines
4.6 KiB
C
176 lines
4.6 KiB
C
/* $Id$ */
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/* Copyright (C) 1998-99 Martin Baulig
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This file is part of LibGTop 1.0.
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Contributed by Martin Baulig <martin@home-of-linux.org>, October 1998.
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LibGTop is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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LibGTop is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with LibGTop; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#include <glibtop.h>
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#include <glibtop/error.h>
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#include <glibtop/netload.h>
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#include <glibtop_private.h>
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#include <glibtop.h>
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#include <glibtop/error.h>
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#include <glibtop/netload.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#if !defined (_LIBC) && defined (__GNU_LIBRARY__) && __GNU_LIBRARY__ > 1
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/* GNU LibC */
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#include <net/if.h>
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#include <netinet/ip_icmp.h>
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#include <netinet/in.h>
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#include <netinet/ip.h>
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#include <netinet/tcp.h>
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#include <netinet/udp.h>
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#include <net/if.h>
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#else /* Libc 5 */
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#include <linux/if.h>
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#include <linux/in.h>
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#include <linux/ip.h>
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#include <linux/icmp.h>
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#include <linux/tcp.h>
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#include <linux/udp.h>
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#endif
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static const unsigned long _glibtop_sysdeps_netload =
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(1 << GLIBTOP_NETLOAD_BYTES_IN) +
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(1 << GLIBTOP_NETLOAD_BYTES_OUT) +
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(1 << GLIBTOP_NETLOAD_BYTES_TOTAL) +
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(1 << GLIBTOP_NETLOAD_PACKETS_IN) +
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(1 << GLIBTOP_NETLOAD_PACKETS_OUT) +
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(1 << GLIBTOP_NETLOAD_PACKETS_TOTAL) +
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(1 << GLIBTOP_NETLOAD_ERRORS_IN) +
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(1 << GLIBTOP_NETLOAD_ERRORS_OUT) +
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(1 << GLIBTOP_NETLOAD_ERRORS_TOTAL) +
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(1 << GLIBTOP_NETLOAD_COLLISIONS);
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/* Init function. */
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void
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glibtop_init_netload_s (glibtop *server)
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{
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server->sysdeps.netload = _glibtop_sysdeps_netload;
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}
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/* Provides network statistics. */
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void
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glibtop_get_netload_s (glibtop *server, glibtop_netload *buf,
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const char *interface)
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{
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libgtop_netload_t netload;
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int skfd;
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memset (buf, 0, sizeof (glibtop_netload));
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skfd = socket (AF_INET, SOCK_DGRAM, 0);
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if (skfd) {
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struct ifreq ifr;
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struct sockaddr_in addr;
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char *address;
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unsigned flags;
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strcpy (ifr.ifr_name, interface);
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if (!ioctl (skfd, SIOCGIFFLAGS, &ifr)) {
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buf->flags |= (1 << GLIBTOP_NETLOAD_IF_FLAGS);
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flags = ifr.ifr_flags;
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} else
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flags = 0;
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if (flags & IFF_UP)
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buf->if_flags |= (1 << GLIBTOP_IF_FLAGS_UP);
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if (flags & IFF_BROADCAST)
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buf->if_flags |= (1 << GLIBTOP_IF_FLAGS_BROADCAST);
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if (flags & IFF_DEBUG)
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buf->if_flags |= (1 << GLIBTOP_IF_FLAGS_DEBUG);
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if (flags & IFF_LOOPBACK)
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buf->if_flags |= (1 << GLIBTOP_IF_FLAGS_LOOPBACK);
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if (flags & IFF_POINTOPOINT)
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buf->if_flags |= (1 << GLIBTOP_IF_FLAGS_POINTOPOINT);
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if (flags & IFF_RUNNING)
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buf->if_flags |= (1 << GLIBTOP_IF_FLAGS_RUNNING);
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if (flags & IFF_NOARP)
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buf->if_flags |= (1 << GLIBTOP_IF_FLAGS_NOARP);
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if (flags & IFF_PROMISC)
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buf->if_flags |= (1 << GLIBTOP_IF_FLAGS_PROMISC);
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if (flags & IFF_ALLMULTI)
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buf->if_flags |= (1 << GLIBTOP_IF_FLAGS_ALLMULTI);
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if (flags & IFF_MULTICAST)
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buf->if_flags |= (1 << GLIBTOP_IF_FLAGS_MULTICAST);
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strcpy (ifr.ifr_name, interface);
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if (!ioctl (skfd, SIOCGIFADDR, &ifr)) {
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struct sockaddr_in addr =
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*(struct sockaddr_in *) &ifr.ifr_addr;
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buf->address = addr.sin_addr.s_addr;
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buf->flags |= (1 << GLIBTOP_NETLOAD_ADDRESS);
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}
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strcpy (ifr.ifr_name, interface);
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if (!ioctl (skfd, SIOCGIFNETMASK, &ifr)) {
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struct sockaddr_in addr =
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*(struct sockaddr_in *) &ifr.ifr_addr;
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buf->subnet = addr.sin_addr.s_addr;
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buf->flags |= (1 << GLIBTOP_NETLOAD_SUBNET);
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}
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strcpy (ifr.ifr_name, interface);
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if (!ioctl (skfd, SIOCGIFMTU, &ifr)) {
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buf->mtu = ifr.ifr_mtu;
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buf->flags |= (1 << GLIBTOP_NETLOAD_MTU);
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}
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close (skfd);
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}
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if (glibtop_get_proc_data_netload_s (server, &netload, interface))
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return;
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buf->bytes_in = netload.rx_bytes;
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buf->bytes_out = netload.tx_bytes;
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buf->bytes_total = buf->bytes_in + buf->bytes_out;
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buf->packets_in = netload.rx_packets;
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buf->packets_out = netload.tx_packets;
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buf->packets_total = buf->packets_in + buf->packets_out;
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buf->errors_in = netload.rx_errors;
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buf->errors_out = netload.tx_errors;
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buf->errors_total = buf->errors_in + buf->errors_out;
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buf->collisions = netload.collisions;
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buf->flags |= _glibtop_sysdeps_netload;
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}
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