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/* |
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* i-scream libstatgrab |
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* http://www.i-scream.org |
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* Copyright (C) 2000-2004 i-scream |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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* 02111-1307 USA |
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* |
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* $Id: network_stats.c,v 1.77 2006/01/22 18:10:39 tdb Exp $ |
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*/ |
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|
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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|
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#include <stdlib.h> |
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#include <string.h> |
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#include "statgrab.h" |
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#include "vector.h" |
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#include "tools.h" |
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#include <time.h> |
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#ifdef SOLARIS |
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#include <kstat.h> |
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#include <sys/sysinfo.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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#include <net/if.h> |
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#include <netinet/in.h> |
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#include <sys/sockio.h> |
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#include <unistd.h> |
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#endif |
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#ifdef LINUX |
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#include <stdio.h> |
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#include <sys/types.h> |
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#include <sys/ioctl.h> |
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#include <sys/socket.h> |
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#include <net/if.h> |
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#include <ctype.h> |
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#include <linux/version.h> |
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#include <asm/types.h> |
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/* These aren't defined by asm/types.h unless the kernel is being |
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compiled, but some versions of ethtool.h need them. */ |
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typedef __uint8_t u8; |
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typedef __uint16_t u16; |
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typedef __uint32_t u32; |
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typedef __uint64_t u64; |
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#include <linux/ethtool.h> |
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#include <linux/sockios.h> |
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#include <unistd.h> |
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#endif |
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#ifdef ALLBSD |
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#include <sys/types.h> |
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#include <sys/socket.h> |
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#include <ifaddrs.h> |
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#include <net/if.h> |
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#include <net/if_media.h> |
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#include <sys/ioctl.h> |
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#include <unistd.h> |
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#endif |
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#ifdef WIN32 |
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#include <windows.h> |
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#include <Iphlpapi.h> |
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#include "win32.h" |
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#endif |
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|
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static void network_stat_init(sg_network_io_stats *s) { |
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s->interface_name = NULL; |
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s->tx = 0; |
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s->rx = 0; |
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s->ipackets = 0; |
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s->opackets = 0; |
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s->ierrors = 0; |
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s->oerrors = 0; |
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s->collisions = 0; |
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} |
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|
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static void network_stat_destroy(sg_network_io_stats *s) { |
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free(s->interface_name); |
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} |
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|
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VECTOR_DECLARE_STATIC(network_stats, sg_network_io_stats, 5, |
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network_stat_init, network_stat_destroy); |
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|
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#ifdef WIN32 |
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static PMIB_IFTABLE win32_get_devices() |
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{ |
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PMIB_IFTABLE if_table; |
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PMIB_IFTABLE tmp; |
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unsigned long dwSize = 0; |
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|
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// Allocate memory for pointers |
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if_table = sg_malloc(sizeof(MIB_IFTABLE)); |
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if(if_table == NULL) { |
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return NULL; |
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} |
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|
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// Get necessary size for the buffer |
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if(GetIfTable(if_table, &dwSize, 0) == ERROR_INSUFFICIENT_BUFFER) { |
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tmp = sg_realloc(if_table, dwSize); |
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if(tmp == NULL) { |
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free(if_table); |
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return NULL; |
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} |
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if_table = tmp; |
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} |
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|
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// Get the data |
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if(GetIfTable(if_table, &dwSize, 0) != NO_ERROR) { |
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free(if_table); |
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return NULL; |
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} |
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return if_table; |
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} |
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#endif /* WIN32 */ |
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|
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sg_network_io_stats *sg_get_network_io_stats(int *entries){ |
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int interfaces; |
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sg_network_io_stats *network_stat_ptr; |
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|
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#ifdef SOLARIS |
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kstat_ctl_t *kc; |
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kstat_t *ksp; |
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kstat_named_t *knp; |
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#endif |
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|
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#ifdef LINUX |
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FILE *f; |
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/* Horrible big enough, but it should be easily big enough */ |
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char line[8096]; |
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regex_t regex; |
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regmatch_t line_match[9]; |
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#endif |
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#ifdef ALLBSD |
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struct ifaddrs *net, *net_ptr; |
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struct if_data *net_data; |
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#endif |
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#ifdef WIN32 |
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PMIB_IFTABLE if_table; |
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MIB_IFROW if_row; |
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int i, no, j; |
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|
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/* used for duplicate interface names. 5 for space, hash, up to two |
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* numbers and terminating slash */ |
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char buf[5]; |
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#endif |
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|
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#ifdef ALLBSD |
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if(getifaddrs(&net) != 0){ |
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sg_set_error_with_errno(SG_ERROR_GETIFADDRS, NULL); |
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return NULL; |
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} |
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|
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interfaces=0; |
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|
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for(net_ptr=net;net_ptr!=NULL;net_ptr=net_ptr->ifa_next){ |
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if(net_ptr->ifa_addr->sa_family != AF_LINK) continue; |
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|
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if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) { |
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return NULL; |
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} |
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network_stat_ptr=network_stats+interfaces; |
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|
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if (sg_update_string(&network_stat_ptr->interface_name, |
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net_ptr->ifa_name) < 0) { |
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return NULL; |
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} |
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net_data=(struct if_data *)net_ptr->ifa_data; |
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network_stat_ptr->rx=net_data->ifi_ibytes; |
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network_stat_ptr->tx=net_data->ifi_obytes; |
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network_stat_ptr->ipackets=net_data->ifi_ipackets; |
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network_stat_ptr->opackets=net_data->ifi_opackets; |
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network_stat_ptr->ierrors=net_data->ifi_ierrors; |
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network_stat_ptr->oerrors=net_data->ifi_oerrors; |
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network_stat_ptr->collisions=net_data->ifi_collisions; |
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network_stat_ptr->systime=time(NULL); |
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interfaces++; |
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} |
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freeifaddrs(net); |
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#endif |
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|
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#ifdef SOLARIS |
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if ((kc = kstat_open()) == NULL) { |
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sg_set_error(SG_ERROR_KSTAT_OPEN, NULL); |
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return NULL; |
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} |
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|
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interfaces=0; |
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|
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for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
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if (strcmp(ksp->ks_class, "net") == 0) { |
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kstat_read(kc, ksp, NULL); |
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|
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#ifdef SOL7 |
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#define LRX "rbytes" |
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#define LTX "obytes" |
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#define LIPACKETS "ipackets" |
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#define LOPACKETS "opackets" |
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#define VALTYPE value.ui32 |
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#else |
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#define LRX "rbytes64" |
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#define LTX "obytes64" |
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#define LIPACKETS "ipackets64" |
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#define LOPACKETS "opackets64" |
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#define VALTYPE value.ui64 |
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#endif |
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|
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/* Read rx */ |
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if((knp=kstat_data_lookup(ksp, LRX))==NULL){ |
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/* This is a network interface, but it doesn't |
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* have the rbytes/obytes values; for instance, |
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* the loopback devices have this behaviour |
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* (although they do track packets in/out). */ |
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/* FIXME: Show packet counts when byte counts |
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* not available. */ |
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continue; |
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} |
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|
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/* Create new network_stats */ |
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if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) { |
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kstat_close(kc); |
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return NULL; |
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} |
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network_stat_ptr=network_stats+interfaces; |
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|
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/* Finish reading rx */ |
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network_stat_ptr->rx=knp->VALTYPE; |
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|
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/* Read tx */ |
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if((knp=kstat_data_lookup(ksp, LTX))==NULL){ |
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continue; |
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} |
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network_stat_ptr->tx=knp->VALTYPE; |
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|
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/* Read ipackets */ |
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if((knp=kstat_data_lookup(ksp, LIPACKETS))==NULL){ |
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continue; |
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} |
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network_stat_ptr->ipackets=knp->VALTYPE; |
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|
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/* Read opackets */ |
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if((knp=kstat_data_lookup(ksp, LOPACKETS))==NULL){ |
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continue; |
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} |
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network_stat_ptr->opackets=knp->VALTYPE; |
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|
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/* Read ierrors */ |
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if((knp=kstat_data_lookup(ksp, "ierrors"))==NULL){ |
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continue; |
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} |
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network_stat_ptr->ierrors=knp->value.ui32; |
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|
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/* Read oerrors */ |
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if((knp=kstat_data_lookup(ksp, "oerrors"))==NULL){ |
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continue; |
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} |
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network_stat_ptr->oerrors=knp->value.ui32; |
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|
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/* Read collisions */ |
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if((knp=kstat_data_lookup(ksp, "collisions"))==NULL){ |
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continue; |
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} |
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network_stat_ptr->collisions=knp->value.ui32; |
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|
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/* Read interface name */ |
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if (sg_update_string(&network_stat_ptr->interface_name, |
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ksp->ks_name) < 0) { |
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kstat_close(kc); |
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return NULL; |
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} |
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|
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/* Store systime */ |
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network_stat_ptr->systime=time(NULL); |
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|
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interfaces++; |
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} |
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} |
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|
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kstat_close(kc); |
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#endif |
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#ifdef LINUX |
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f=fopen("/proc/net/dev", "r"); |
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if(f==NULL){ |
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sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/net/dev"); |
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return NULL; |
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} |
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/* read the 2 lines.. Its the title, so we dont care :) */ |
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fgets(line, sizeof(line), f); |
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fgets(line, sizeof(line), f); |
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|
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|
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if((regcomp(®ex, "^ *([^:]+): *([0-9]+) +([0-9]+) +([0-9]+) +[0-9]+ +[0-9]+ +[0-9]+ +[0-9]+ +[0-9]+ +([0-9]+) +([0-9]+) +([0-9]+) +[0-9]+ +[0-9]+ +([0-9]+)", REG_EXTENDED))!=0){ |
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sg_set_error(SG_ERROR_PARSE, NULL); |
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return NULL; |
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} |
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|
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interfaces=0; |
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|
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while((fgets(line, sizeof(line), f)) != NULL){ |
312 |
if((regexec(®ex, line, 9, line_match, 0))!=0){ |
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continue; |
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} |
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|
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if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) { |
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return NULL; |
318 |
} |
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network_stat_ptr=network_stats+interfaces; |
320 |
|
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if(network_stat_ptr->interface_name!=NULL){ |
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free(network_stat_ptr->interface_name); |
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} |
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|
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network_stat_ptr->interface_name=sg_get_string_match(line, &line_match[1]); |
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network_stat_ptr->rx=sg_get_ll_match(line, &line_match[2]); |
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network_stat_ptr->tx=sg_get_ll_match(line, &line_match[5]); |
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network_stat_ptr->ipackets=sg_get_ll_match(line, &line_match[3]); |
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network_stat_ptr->opackets=sg_get_ll_match(line, &line_match[6]); |
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network_stat_ptr->ierrors=sg_get_ll_match(line, &line_match[4]); |
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network_stat_ptr->oerrors=sg_get_ll_match(line, &line_match[7]); |
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network_stat_ptr->collisions=sg_get_ll_match(line, &line_match[8]); |
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network_stat_ptr->systime=time(NULL); |
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|
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interfaces++; |
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} |
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fclose(f); |
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regfree(®ex); |
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|
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#endif |
341 |
|
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#ifdef CYGWIN |
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sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin"); |
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return NULL; |
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#endif |
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#ifdef HPUX |
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sg_set_error(SG_ERROR_UNSUPPORTED, "HP-UX"); |
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return NULL; |
349 |
#endif |
350 |
|
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#ifdef WIN32 |
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interfaces = 0; |
353 |
|
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if((if_table = win32_get_devices()) == NULL) { |
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sg_set_error(SG_ERROR_DEVICES, "network"); |
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return NULL; |
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} |
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|
359 |
if(VECTOR_RESIZE(network_stats, if_table->dwNumEntries) < 0) { |
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free(if_table); |
361 |
return NULL; |
362 |
} |
363 |
|
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for (i=0; i<if_table->dwNumEntries; i++) { |
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network_stat_ptr=network_stats+i; |
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if_row = if_table->table[i]; |
367 |
|
368 |
if(sg_update_string(&network_stat_ptr->interface_name, |
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if_row.bDescr) < 0) { |
370 |
free(if_table); |
371 |
return NULL; |
372 |
} |
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network_stat_ptr->tx = if_row.dwOutOctets; |
374 |
network_stat_ptr->rx = if_row.dwInOctets; |
375 |
network_stat_ptr->ipackets = if_row.dwInUcastPkts + if_row.dwInNUcastPkts; |
376 |
network_stat_ptr->opackets = if_row.dwOutUcastPkts + if_row.dwOutNUcastPkts; |
377 |
network_stat_ptr->ierrors = if_row.dwInErrors; |
378 |
network_stat_ptr->oerrors = if_row.dwOutErrors; |
379 |
network_stat_ptr->collisions = 0; /* can't do that */ |
380 |
network_stat_ptr->systime = time(NULL); |
381 |
|
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interfaces++; |
383 |
} |
384 |
free(if_table); |
385 |
|
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/* Please say there's a nicer way to do this... If windows has two (or |
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* more) identical network cards, GetIfTable returns them with the same |
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* name, not like in Device Manager where the other has a #2 etc after |
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* it. So, add the #number here. Should we be doing this? Or should the |
390 |
* end programs be dealing with duplicate names? Currently breaks |
391 |
* watch.pl in rrdgraphing. But Unix does not have the issue of |
392 |
* duplicate net device names. |
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*/ |
394 |
for (i=0; i<interfaces; i++) { |
395 |
no = 2; |
396 |
for(j=i+1; j<interfaces; j++) { |
397 |
network_stat_ptr=network_stats+j; |
398 |
if(strcmp(network_stats[i].interface_name, |
399 |
network_stat_ptr->interface_name) == 0) { |
400 |
if(snprintf(buf, sizeof(buf), " #%d", no) < 0) { |
401 |
break; |
402 |
} |
403 |
if(sg_concat_string(&network_stat_ptr->interface_name, buf) != 0) { |
404 |
return NULL; |
405 |
} |
406 |
|
407 |
no++; |
408 |
} |
409 |
} |
410 |
} |
411 |
#endif |
412 |
|
413 |
*entries=interfaces; |
414 |
|
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return network_stats; |
416 |
} |
417 |
|
418 |
static long long transfer_diff(long long new, long long old){ |
419 |
#if defined(SOL7) || defined(LINUX) || defined(FREEBSD) || defined(DFBSD) || defined(OPENBSD) || defined(WIN32) |
420 |
/* 32-bit quantities, so we must explicitly deal with wraparound. */ |
421 |
#define MAXVAL 0x100000000LL |
422 |
if (new >= old) { |
423 |
return new - old; |
424 |
} else { |
425 |
return MAXVAL + new - old; |
426 |
} |
427 |
#else |
428 |
/* 64-bit quantities, so plain subtraction works. */ |
429 |
return new - old; |
430 |
#endif |
431 |
} |
432 |
|
433 |
sg_network_io_stats *sg_get_network_io_stats_diff(int *entries) { |
434 |
VECTOR_DECLARE_STATIC(diff, sg_network_io_stats, 1, |
435 |
network_stat_init, network_stat_destroy); |
436 |
sg_network_io_stats *src = NULL, *dest; |
437 |
int i, j, diff_count, new_count; |
438 |
|
439 |
if (network_stats == NULL) { |
440 |
/* No previous stats, so we can't calculate a difference. */ |
441 |
return sg_get_network_io_stats(entries); |
442 |
} |
443 |
|
444 |
/* Resize the results array to match the previous stats. */ |
445 |
diff_count = VECTOR_SIZE(network_stats); |
446 |
if (VECTOR_RESIZE(diff, diff_count) < 0) { |
447 |
return NULL; |
448 |
} |
449 |
|
450 |
/* Copy the previous stats into the result. */ |
451 |
for (i = 0; i < diff_count; i++) { |
452 |
src = &network_stats[i]; |
453 |
dest = &diff[i]; |
454 |
|
455 |
if (sg_update_string(&dest->interface_name, |
456 |
src->interface_name) < 0) { |
457 |
return NULL; |
458 |
} |
459 |
dest->rx = src->rx; |
460 |
dest->tx = src->tx; |
461 |
dest->ipackets = src->ipackets; |
462 |
dest->opackets = src->opackets; |
463 |
dest->ierrors = src->ierrors; |
464 |
dest->oerrors = src->oerrors; |
465 |
dest->collisions = src->collisions; |
466 |
dest->systime = src->systime; |
467 |
} |
468 |
|
469 |
/* Get a new set of stats. */ |
470 |
if (sg_get_network_io_stats(&new_count) == NULL) { |
471 |
return NULL; |
472 |
} |
473 |
|
474 |
/* For each previous stat... */ |
475 |
for (i = 0; i < diff_count; i++) { |
476 |
dest = &diff[i]; |
477 |
|
478 |
/* ... find the corresponding new stat ... */ |
479 |
for (j = 0; j < new_count; j++) { |
480 |
/* Try the new stat in the same position first, |
481 |
since that's most likely to be it. */ |
482 |
src = &network_stats[(i + j) % new_count]; |
483 |
if (strcmp(src->interface_name, dest->interface_name) == 0) { |
484 |
break; |
485 |
} |
486 |
} |
487 |
if (j == new_count) { |
488 |
/* No match found. */ |
489 |
continue; |
490 |
} |
491 |
|
492 |
/* ... and subtract the previous stat from it to get the |
493 |
difference. */ |
494 |
dest->rx = transfer_diff(src->rx, dest->rx); |
495 |
dest->tx = transfer_diff(src->tx, dest->tx); |
496 |
dest->ipackets = transfer_diff(src->ipackets, dest->ipackets); |
497 |
dest->opackets = transfer_diff(src->opackets, dest->opackets); |
498 |
dest->ierrors = transfer_diff(src->ierrors, dest->ierrors); |
499 |
dest->oerrors = transfer_diff(src->oerrors, dest->oerrors); |
500 |
dest->collisions = transfer_diff(src->collisions, dest->collisions); |
501 |
dest->systime = src->systime - dest->systime; |
502 |
} |
503 |
|
504 |
*entries = diff_count; |
505 |
return diff; |
506 |
} |
507 |
|
508 |
int sg_network_io_compare_name(const void *va, const void *vb) { |
509 |
const sg_network_io_stats *a = (const sg_network_io_stats *)va; |
510 |
const sg_network_io_stats *b = (const sg_network_io_stats *)vb; |
511 |
|
512 |
return strcmp(a->interface_name, b->interface_name); |
513 |
} |
514 |
|
515 |
/* NETWORK INTERFACE STATS */ |
516 |
|
517 |
static void network_iface_stat_init(sg_network_iface_stats *s) { |
518 |
s->interface_name = NULL; |
519 |
s->speed = 0; |
520 |
s->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
521 |
} |
522 |
|
523 |
static void network_iface_stat_destroy(sg_network_iface_stats *s) { |
524 |
free(s->interface_name); |
525 |
} |
526 |
|
527 |
sg_network_iface_stats *sg_get_network_iface_stats(int *entries){ |
528 |
VECTOR_DECLARE_STATIC(network_iface_stats, sg_network_iface_stats, 5, |
529 |
network_iface_stat_init, network_iface_stat_destroy); |
530 |
sg_network_iface_stats *network_iface_stat_ptr; |
531 |
int ifaces = 0; |
532 |
|
533 |
#ifdef SOLARIS |
534 |
kstat_ctl_t *kc; |
535 |
kstat_t *ksp; |
536 |
kstat_named_t *knp; |
537 |
int sock; |
538 |
#endif |
539 |
#ifdef ALLBSD |
540 |
struct ifaddrs *net, *net_ptr; |
541 |
struct ifmediareq ifmed; |
542 |
struct ifreq ifr; |
543 |
int sock; |
544 |
int x; |
545 |
#endif |
546 |
#ifdef LINUX |
547 |
FILE *f; |
548 |
/* Horrible big enough, but it should be easily big enough */ |
549 |
char line[8096]; |
550 |
int sock; |
551 |
#endif |
552 |
#ifdef WIN32 |
553 |
PMIB_IFTABLE if_table; |
554 |
MIB_IFROW if_row; |
555 |
int i,j,no; |
556 |
char buf[5]; |
557 |
#endif |
558 |
|
559 |
#ifdef ALLBSD |
560 |
if(getifaddrs(&net) != 0){ |
561 |
sg_set_error_with_errno(SG_ERROR_GETIFADDRS, NULL); |
562 |
return NULL; |
563 |
} |
564 |
|
565 |
if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == 0) return NULL; |
566 |
|
567 |
for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){ |
568 |
if(net_ptr->ifa_addr->sa_family != AF_LINK) continue; |
569 |
|
570 |
if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) { |
571 |
return NULL; |
572 |
} |
573 |
network_iface_stat_ptr = network_iface_stats + ifaces; |
574 |
|
575 |
memset(&ifr, 0, sizeof(ifr)); |
576 |
strncpy(ifr.ifr_name, net_ptr->ifa_name, sizeof(ifr.ifr_name)); |
577 |
|
578 |
if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0){ |
579 |
continue; |
580 |
} |
581 |
if((ifr.ifr_flags & IFF_UP) != 0){ |
582 |
network_iface_stat_ptr->up = 1; |
583 |
}else{ |
584 |
network_iface_stat_ptr->up = 0; |
585 |
} |
586 |
|
587 |
if (sg_update_string(&network_iface_stat_ptr->interface_name, |
588 |
net_ptr->ifa_name) < 0) { |
589 |
return NULL; |
590 |
} |
591 |
|
592 |
network_iface_stat_ptr->speed = 0; |
593 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
594 |
ifaces++; |
595 |
|
596 |
memset(&ifmed, 0, sizeof(struct ifmediareq)); |
597 |
sg_strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name)); |
598 |
if(ioctl(sock, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){ |
599 |
/* Not all interfaces support the media ioctls. */ |
600 |
continue; |
601 |
} |
602 |
|
603 |
/* We may need to change this if we start doing wireless devices too */ |
604 |
if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){ |
605 |
/* Not a ETHER device */ |
606 |
continue; |
607 |
} |
608 |
|
609 |
/* Only intrested in the first 4 bits) - Assuming only ETHER devices */ |
610 |
x = ifmed.ifm_active & 0x0f; |
611 |
switch(x){ |
612 |
/* 10 Mbit connections. Speedy :) */ |
613 |
case(IFM_10_T): |
614 |
case(IFM_10_2): |
615 |
case(IFM_10_5): |
616 |
case(IFM_10_STP): |
617 |
case(IFM_10_FL): |
618 |
network_iface_stat_ptr->speed = 10; |
619 |
break; |
620 |
/* 100 Mbit conneections */ |
621 |
case(IFM_100_TX): |
622 |
case(IFM_100_FX): |
623 |
case(IFM_100_T4): |
624 |
case(IFM_100_VG): |
625 |
case(IFM_100_T2): |
626 |
network_iface_stat_ptr->speed = 100; |
627 |
break; |
628 |
/* 1000 Mbit connections */ |
629 |
case(IFM_1000_SX): |
630 |
case(IFM_1000_LX): |
631 |
case(IFM_1000_CX): |
632 |
#if defined(IFM_1000_TX) && !defined(OPENBSD) |
633 |
case(IFM_1000_TX): /* FreeBSD 4 and others (but NOT OpenBSD)? */ |
634 |
#endif |
635 |
#ifdef IFM_1000_FX |
636 |
case(IFM_1000_FX): /* FreeBSD 4 */ |
637 |
#endif |
638 |
#ifdef IFM_1000_T |
639 |
case(IFM_1000_T): /* FreeBSD 5 */ |
640 |
#endif |
641 |
network_iface_stat_ptr->speed = 1000; |
642 |
break; |
643 |
/* We don't know what it is */ |
644 |
default: |
645 |
network_iface_stat_ptr->speed = 0; |
646 |
break; |
647 |
} |
648 |
|
649 |
if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){ |
650 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_FULL; |
651 |
}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){ |
652 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_HALF; |
653 |
}else{ |
654 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
655 |
} |
656 |
|
657 |
} |
658 |
freeifaddrs(net); |
659 |
close(sock); |
660 |
#endif |
661 |
|
662 |
#ifdef SOLARIS |
663 |
if ((kc = kstat_open()) == NULL) { |
664 |
sg_set_error(SG_ERROR_KSTAT_OPEN, NULL); |
665 |
return NULL; |
666 |
} |
667 |
|
668 |
if ((sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP)) < 0) { |
669 |
sg_set_error_with_errno(SG_ERROR_SOCKET, NULL); |
670 |
kstat_close(kc); |
671 |
return NULL; |
672 |
} |
673 |
|
674 |
for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
675 |
if (strcmp(ksp->ks_class, "net") == 0) { |
676 |
struct ifreq ifr; |
677 |
|
678 |
kstat_read(kc, ksp, NULL); |
679 |
|
680 |
strncpy(ifr.ifr_name, ksp->ks_name, sizeof ifr.ifr_name); |
681 |
if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) { |
682 |
/* Not a network interface. */ |
683 |
continue; |
684 |
} |
685 |
|
686 |
if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) { |
687 |
kstat_close(kc); |
688 |
return NULL; |
689 |
} |
690 |
network_iface_stat_ptr = network_iface_stats + ifaces; |
691 |
ifaces++; |
692 |
|
693 |
if (sg_update_string(&network_iface_stat_ptr->interface_name, |
694 |
ksp->ks_name) < 0) { |
695 |
kstat_close(kc); |
696 |
return NULL; |
697 |
} |
698 |
|
699 |
if ((ifr.ifr_flags & IFF_UP) != 0) { |
700 |
network_iface_stat_ptr->up = 1; |
701 |
} else { |
702 |
network_iface_stat_ptr->up = 0; |
703 |
} |
704 |
|
705 |
if ((knp = kstat_data_lookup(ksp, "ifspeed")) != NULL) { |
706 |
network_iface_stat_ptr->speed = knp->value.ui64 / (1000 * 1000); |
707 |
} else { |
708 |
network_iface_stat_ptr->speed = 0; |
709 |
} |
710 |
|
711 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
712 |
if ((knp = kstat_data_lookup(ksp, "link_duplex")) != NULL) { |
713 |
switch (knp->value.ui32) { |
714 |
case 1: |
715 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_HALF; |
716 |
break; |
717 |
case 2: |
718 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_FULL; |
719 |
break; |
720 |
} |
721 |
} |
722 |
} |
723 |
} |
724 |
|
725 |
close(sock); |
726 |
kstat_close(kc); |
727 |
#endif |
728 |
#ifdef LINUX |
729 |
f = fopen("/proc/net/dev", "r"); |
730 |
if(f == NULL){ |
731 |
sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/net/dev"); |
732 |
return NULL; |
733 |
} |
734 |
|
735 |
/* Setup stuff so we can do the ioctl to get the info */ |
736 |
if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0){ |
737 |
sg_set_error_with_errno(SG_ERROR_SOCKET, NULL); |
738 |
return NULL; |
739 |
} |
740 |
|
741 |
/* Ignore first 2 lines.. Just headings */ |
742 |
if((fgets(line, sizeof(line), f)) == NULL) { |
743 |
sg_set_error(SG_ERROR_PARSE, NULL); |
744 |
return NULL; |
745 |
} |
746 |
if((fgets(line, sizeof(line), f)) == NULL) { |
747 |
sg_set_error(SG_ERROR_PARSE, NULL); |
748 |
return NULL; |
749 |
} |
750 |
|
751 |
while((fgets(line, sizeof(line), f)) != NULL){ |
752 |
char *name, *ptr; |
753 |
struct ifreq ifr; |
754 |
struct ethtool_cmd ethcmd; |
755 |
int err; |
756 |
|
757 |
/* Get the interface name */ |
758 |
ptr = strchr(line, ':'); |
759 |
if (ptr == NULL) continue; |
760 |
*ptr='\0'; |
761 |
name = line; |
762 |
while(isspace(*(name))){ |
763 |
name++; |
764 |
} |
765 |
|
766 |
memset(&ifr, 0, sizeof ifr); |
767 |
strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name); |
768 |
|
769 |
if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) { |
770 |
continue; |
771 |
} |
772 |
|
773 |
/* We have a good interface to add */ |
774 |
if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) { |
775 |
return NULL; |
776 |
} |
777 |
network_iface_stat_ptr = network_iface_stats + ifaces; |
778 |
|
779 |
if (sg_update_string(&network_iface_stat_ptr->interface_name, |
780 |
name) < 0) { |
781 |
return NULL; |
782 |
} |
783 |
if ((ifr.ifr_flags & IFF_UP) != 0) { |
784 |
network_iface_stat_ptr->up = 1; |
785 |
} else { |
786 |
network_iface_stat_ptr->up = 0; |
787 |
} |
788 |
|
789 |
memset(ðcmd, 0, sizeof ethcmd); |
790 |
ethcmd.cmd = ETHTOOL_GSET; |
791 |
ifr.ifr_data = (caddr_t) ðcmd; |
792 |
|
793 |
err = ioctl(sock, SIOCETHTOOL, &ifr); |
794 |
if (err == 0) { |
795 |
network_iface_stat_ptr->speed = ethcmd.speed; |
796 |
|
797 |
switch (ethcmd.duplex) { |
798 |
case DUPLEX_FULL: |
799 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_FULL; |
800 |
break; |
801 |
case DUPLEX_HALF: |
802 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_HALF; |
803 |
break; |
804 |
default: |
805 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
806 |
} |
807 |
} else { |
808 |
/* Not all interfaces support the ethtool ioctl. */ |
809 |
network_iface_stat_ptr->speed = 0; |
810 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
811 |
} |
812 |
|
813 |
ifaces++; |
814 |
} |
815 |
close(sock); |
816 |
fclose(f); |
817 |
#endif |
818 |
#ifdef CYGWIN |
819 |
sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin"); |
820 |
return NULL; |
821 |
#endif |
822 |
#ifdef HPUX |
823 |
sg_set_error(SG_ERROR_UNSUPPORTED, "HP-UX"); |
824 |
return NULL; |
825 |
#endif |
826 |
#ifdef WIN32 |
827 |
ifaces = 0; |
828 |
|
829 |
if((if_table = win32_get_devices()) == NULL) { |
830 |
sg_set_error(SG_ERROR_DEVICES, "network interfaces"); |
831 |
return NULL; |
832 |
} |
833 |
|
834 |
if(VECTOR_RESIZE(network_iface_stats, if_table->dwNumEntries) < 0) { |
835 |
free(if_table); |
836 |
return NULL; |
837 |
} |
838 |
|
839 |
for(i=0; i<if_table->dwNumEntries; i++) { |
840 |
network_iface_stat_ptr=network_iface_stats+i; |
841 |
if_row = if_table->table[i]; |
842 |
|
843 |
if(sg_update_string(&network_iface_stat_ptr->interface_name, |
844 |
if_row.bDescr) < 0) { |
845 |
free(if_table); |
846 |
return NULL; |
847 |
} |
848 |
network_iface_stat_ptr->speed = if_row.dwSpeed /1000000; |
849 |
|
850 |
if((if_row.dwOperStatus == MIB_IF_OPER_STATUS_CONNECTED || |
851 |
if_row.dwOperStatus == |
852 |
MIB_IF_OPER_STATUS_OPERATIONAL) && |
853 |
if_row.dwAdminStatus == 1) { |
854 |
network_iface_stat_ptr->up = 1; |
855 |
} else { |
856 |
network_iface_stat_ptr->up = 0; |
857 |
} |
858 |
|
859 |
ifaces++; |
860 |
} |
861 |
free(if_table); |
862 |
|
863 |
/* again with the renumbering */ |
864 |
for (i=0; i<ifaces; i++) { |
865 |
no = 2; |
866 |
for(j=i+1; j<ifaces; j++) { |
867 |
network_iface_stat_ptr=network_iface_stats+j; |
868 |
if(strcmp(network_iface_stats[i].interface_name, |
869 |
network_iface_stat_ptr->interface_name) == 0) { |
870 |
if(snprintf(buf, sizeof(buf), " #%d", no) < 0) { |
871 |
break; |
872 |
} |
873 |
if(sg_concat_string(&network_iface_stat_ptr->interface_name, buf) != 0) { |
874 |
return NULL; |
875 |
} |
876 |
|
877 |
no++; |
878 |
} |
879 |
} |
880 |
} |
881 |
#endif |
882 |
|
883 |
#ifdef SG_ENABLE_DEPRECATED |
884 |
network_iface_stat_ptr->dup = network_iface_stat_ptr->duplex; |
885 |
#endif |
886 |
|
887 |
*entries = ifaces; |
888 |
return network_iface_stats; |
889 |
} |
890 |
|
891 |
int sg_network_iface_compare_name(const void *va, const void *vb) { |
892 |
const sg_network_iface_stats *a = (const sg_network_iface_stats *)va; |
893 |
const sg_network_iface_stats *b = (const sg_network_iface_stats *)vb; |
894 |
|
895 |
return strcmp(a->interface_name, b->interface_name); |
896 |
} |
897 |
|