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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 1.81 2010/06/09 14:44:28 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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|
28 |
#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 AIX |
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#include <sys/types.h> |
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#include <sys/socket.h> |
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#include <net/if.h> |
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#include <errno.h> |
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#include <strings.h> |
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#include <sys/ioctl.h> |
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#include <unistd.h> |
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#include <libperfstat.h> |
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#endif |
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#ifdef HPUX |
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#include <fcntl.h> |
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#include <sys/types.h> |
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#include <sys/socket.h> |
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#include <net/if.h> |
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#include <errno.h> |
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#include <strings.h> |
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#include <sys/ioctl.h> |
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#include <unistd.h> |
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#include <sys/un.h> |
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#include <sys/stropts.h> |
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#include <sys/dlpi.h> |
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#include <sys/dlpi_ext.h> |
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#include <sys/mib.h> |
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#define HP_UX11 /* Currently no HP-UX below 11 is supported, fix here if this changes */ |
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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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#ifndef AIX |
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sg_network_io_stats *network_stat_ptr; |
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#endif |
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#ifdef HPUX |
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/* |
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* talk to Data Link Provider Interface aka /dev/dlpi |
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* see: http://docs.hp.com/hpux/onlinedocs/B2355-90139/B2355-90139.html |
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*/ |
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#define BUF_SIZE 40960 |
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|
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u_long *ctrl_area = malloc(BUF_SIZE); |
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u_long *data_area = malloc(BUF_SIZE); |
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u_long *ppa_area = malloc(BUF_SIZE); |
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struct strbuf ctrl_buf = {BUF_SIZE, 0, (char*) ctrl_area}; |
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struct strbuf data_buf = {BUF_SIZE, 0, (char*) data_area}; |
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|
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dl_hp_ppa_info_t *ppa_info; |
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dl_hp_ppa_req_t *ppa_req; |
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dl_hp_ppa_ack_t *ppa_ack; |
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char name_buf[24]; |
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int fd = -1, ppa_count, count, flags; |
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#endif |
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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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#ifdef AIX |
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int i; |
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perfstat_netinterface_t *statp; |
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perfstat_id_t first; |
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#endif |
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|
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#ifdef HPUX |
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interfaces=0; |
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|
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if ((fd = open("/dev/dlpi", O_RDWR)) < 0) { |
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sg_set_error_with_errno(SG_ERROR_OPEN, "/dev/dlpi"); |
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return NULL; |
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} |
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|
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ppa_req = (dl_hp_ppa_req_t *) ctrl_area; |
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ppa_ack = (dl_hp_ppa_ack_t *) ctrl_area; |
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|
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ppa_req->dl_primitive = DL_HP_PPA_REQ; |
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|
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ctrl_buf.len = sizeof(dl_hp_ppa_req_t); |
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if(putmsg(fd, &ctrl_buf, 0, 0) < 0) { |
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sg_set_error_with_errno(SG_ERROR_PUTMSG, "DL_HP_PPA_REQ"); |
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return NULL; |
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} |
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|
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flags = 0; |
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ctrl_area[0] = 0; |
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|
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if (getmsg(fd, &ctrl_buf, &data_buf, &flags) < 0) { |
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sg_set_error_with_errno(SG_ERROR_GETMSG, "DL_HP_PPA_REQ"); |
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return NULL; |
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} |
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|
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if (ppa_ack->dl_length == 0) { |
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sg_set_error_with_errno(SG_ERROR_PARSE, "DL_HP_PPA_REQ"); |
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return NULL; |
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} |
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|
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// save all the PPA information |
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memcpy ((u_char*) ppa_area, (u_char*) ctrl_area + ppa_ack->dl_offset, ppa_ack->dl_length); |
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ppa_count = ppa_ack->dl_count; |
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|
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for (count = 0, ppa_info = (dl_hp_ppa_info_t*) ppa_area; |
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count < ppa_count; |
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count++) { |
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dl_get_statistics_req_t *get_statistics_req = (dl_get_statistics_req_t*) ctrl_area; |
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dl_get_statistics_ack_t *get_statistics_ack = (dl_get_statistics_ack_t*) ctrl_area; |
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|
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dl_attach_req_t *attach_req; |
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dl_detach_req_t *detach_req; |
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mib_ifEntry *mib_ptr; |
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#ifdef HP_UX11 |
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mib_Dot3StatsEntry *mib_Dot3_ptr; |
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#endif |
260 |
|
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attach_req = (dl_attach_req_t*) ctrl_area; |
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attach_req->dl_primitive = DL_ATTACH_REQ; |
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attach_req->dl_ppa = ppa_info[count].dl_ppa; |
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ctrl_buf.len = sizeof(dl_attach_req_t); |
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if (putmsg(fd, &ctrl_buf, 0, 0) < 0) { |
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sg_set_error_with_errno(SG_ERROR_PUTMSG, "DL_ATTACH_REQ"); |
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return NULL; |
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} |
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|
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ctrl_area[0] = 0; |
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if (getmsg(fd, &ctrl_buf, &data_buf, &flags) < 0) { |
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sg_set_error_with_errno(SG_ERROR_GETMSG, "DL_ATTACH_REQ"); |
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return NULL; |
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} |
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|
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get_statistics_req->dl_primitive = DL_GET_STATISTICS_REQ; |
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ctrl_buf.len = sizeof(dl_get_statistics_req_t); |
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|
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if (putmsg(fd, &ctrl_buf, NULL, 0) < 0) { |
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sg_set_error_with_errno(SG_ERROR_PUTMSG, "DL_GET_STATISTICS_REQ"); |
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return NULL; |
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} |
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|
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flags = 0; |
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ctrl_area[0] = 0; |
286 |
|
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if (getmsg(fd, &ctrl_buf, NULL, &flags) < 0) { |
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sg_set_error_with_errno(SG_ERROR_GETMSG, "DL_GET_STATISTICS_REQ"); |
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return NULL; |
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} |
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if (get_statistics_ack->dl_primitive != DL_GET_STATISTICS_ACK) { |
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sg_set_error_with_errno(SG_ERROR_PARSE, "DL_GET_STATISTICS_ACK"); |
293 |
return NULL; |
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} |
295 |
|
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mib_ptr = (mib_ifEntry*) ((u_char*) ctrl_area + get_statistics_ack->dl_stat_offset); |
297 |
|
298 |
if (0 == (mib_ptr->ifOper & 1)) { |
299 |
continue; |
300 |
} |
301 |
|
302 |
if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) { |
303 |
return NULL; |
304 |
} |
305 |
network_stat_ptr=network_stats+interfaces; |
306 |
|
307 |
snprintf( name_buf, sizeof(name_buf), "lan%d", ppa_info[count].dl_ppa ); |
308 |
|
309 |
if (sg_update_string(&network_stat_ptr->interface_name, name_buf ) < 0 ) { |
310 |
return NULL; |
311 |
} |
312 |
network_stat_ptr->rx = mib_ptr->ifInOctets; |
313 |
network_stat_ptr->tx = mib_ptr->ifOutOctets; |
314 |
network_stat_ptr->ipackets = mib_ptr->ifInUcastPkts + mib_ptr->ifInNUcastPkts; |
315 |
network_stat_ptr->opackets = mib_ptr->ifOutUcastPkts + mib_ptr->ifOutNUcastPkts; |
316 |
network_stat_ptr->ierrors = mib_ptr->ifInErrors; |
317 |
network_stat_ptr->oerrors = mib_ptr->ifOutErrors; |
318 |
#ifdef HP_UX11 |
319 |
mib_Dot3_ptr = (mib_Dot3StatsEntry *) (void *) ((int) mib_ptr + sizeof (mib_ifEntry)); |
320 |
network_stat_ptr->collisions = mib_Dot3_ptr->dot3StatsSingleCollisionFrames |
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+ mib_Dot3_ptr->dot3StatsMultipleCollisionFrames; |
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#else |
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network_stat_ptr->collisions = 0; /* currently unknown */ |
324 |
#endif |
325 |
network_stat_ptr->systime = time(NULL); |
326 |
interfaces++; |
327 |
|
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detach_req = (dl_detach_req_t*) ctrl_area; |
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detach_req->dl_primitive = DL_DETACH_REQ; |
330 |
ctrl_buf.len = sizeof(dl_detach_req_t); |
331 |
if (putmsg(fd, &ctrl_buf, 0, 0) < 0) { |
332 |
sg_set_error_with_errno(SG_ERROR_PUTMSG, "DL_DETACH_REQ"); |
333 |
return NULL; |
334 |
} |
335 |
|
336 |
ctrl_area[0] = 0; |
337 |
flags = 0; |
338 |
if (getmsg(fd, &ctrl_buf, &data_buf, &flags) < 0) { |
339 |
sg_set_error_with_errno(SG_ERROR_GETMSG, "DL_DETACH_REQ"); |
340 |
return NULL; |
341 |
} |
342 |
} |
343 |
|
344 |
close(fd); |
345 |
|
346 |
free(ctrl_area); |
347 |
free(data_area); |
348 |
free(ppa_area); |
349 |
|
350 |
#endif |
351 |
|
352 |
#ifdef ALLBSD |
353 |
if (getifaddrs(&net) != 0){ |
354 |
sg_set_error_with_errno(SG_ERROR_GETIFADDRS, NULL); |
355 |
return NULL; |
356 |
} |
357 |
|
358 |
interfaces=0; |
359 |
|
360 |
for(net_ptr=net;net_ptr!=NULL;net_ptr=net_ptr->ifa_next){ |
361 |
if (net_ptr->ifa_addr->sa_family != AF_LINK) continue; |
362 |
|
363 |
if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) { |
364 |
return NULL; |
365 |
} |
366 |
network_stat_ptr=network_stats+interfaces; |
367 |
|
368 |
if (sg_update_string(&network_stat_ptr->interface_name, |
369 |
net_ptr->ifa_name) < 0) { |
370 |
return NULL; |
371 |
} |
372 |
net_data=(struct if_data *)net_ptr->ifa_data; |
373 |
network_stat_ptr->rx=net_data->ifi_ibytes; |
374 |
network_stat_ptr->tx=net_data->ifi_obytes; |
375 |
network_stat_ptr->ipackets=net_data->ifi_ipackets; |
376 |
network_stat_ptr->opackets=net_data->ifi_opackets; |
377 |
network_stat_ptr->ierrors=net_data->ifi_ierrors; |
378 |
network_stat_ptr->oerrors=net_data->ifi_oerrors; |
379 |
network_stat_ptr->collisions=net_data->ifi_collisions; |
380 |
network_stat_ptr->systime=time(NULL); |
381 |
interfaces++; |
382 |
} |
383 |
freeifaddrs(net); |
384 |
#endif |
385 |
#ifdef AIX |
386 |
/* check how many perfstat_netinterface_t structures are available */ |
387 |
interfaces = perfstat_netinterface(NULL, NULL, sizeof(perfstat_netinterface_t), 0); |
388 |
|
389 |
/* allocate enough memory for all the structures */ |
390 |
statp = calloc(interfaces, sizeof(perfstat_netinterface_t)); |
391 |
|
392 |
/* set name to first interface */ |
393 |
strcpy(first.name, FIRST_NETINTERFACE); |
394 |
|
395 |
/* ask to get all the structures available in one call */ |
396 |
/* return code is number of structures returned */ |
397 |
interfaces = perfstat_netinterface(&first, statp, sizeof(perfstat_netinterface_t), interfaces); |
398 |
if (-1 == interfaces) { |
399 |
sg_set_error(SG_ERROR_SYSCTLBYNAME, "perfstat_netinterface"); |
400 |
free(statp); |
401 |
return NULL; |
402 |
} |
403 |
|
404 |
if (VECTOR_RESIZE(network_stats, interfaces) < 0) { |
405 |
sg_set_error(SG_ERROR_MALLOC, NULL); |
406 |
free(statp); |
407 |
return NULL; |
408 |
} |
409 |
|
410 |
/* print statistics for each of the interfaces */ |
411 |
for (i = 0; i < interfaces; i++) { |
412 |
if (sg_update_string(&network_stats[i].interface_name, statp[i].name) < 0) { |
413 |
free(statp); |
414 |
return NULL; |
415 |
} |
416 |
network_stats[i].tx = statp[i].obytes; |
417 |
network_stats[i].rx = statp[i].ibytes; |
418 |
network_stats[i].opackets = statp[i].opackets; |
419 |
network_stats[i].ipackets = statp[i].ipackets; |
420 |
network_stats[i].oerrors = statp[i].oerrors; |
421 |
network_stats[i].ierrors = statp[i].ierrors; |
422 |
network_stats[i].collisions = statp[i].collisions; |
423 |
network_stats[i].systime = time(NULL); |
424 |
} |
425 |
|
426 |
free(statp); |
427 |
#endif |
428 |
#ifdef SOLARIS |
429 |
if ((kc = kstat_open()) == NULL) { |
430 |
sg_set_error(SG_ERROR_KSTAT_OPEN, NULL); |
431 |
return NULL; |
432 |
} |
433 |
|
434 |
interfaces=0; |
435 |
|
436 |
for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
437 |
if (strcmp(ksp->ks_class, "net") == 0) { |
438 |
kstat_read(kc, ksp, NULL); |
439 |
|
440 |
#ifdef SOL7 |
441 |
#define LRX "rbytes" |
442 |
#define LTX "obytes" |
443 |
#define LIPACKETS "ipackets" |
444 |
#define LOPACKETS "opackets" |
445 |
#define VALTYPE value.ui32 |
446 |
#else |
447 |
#define LRX "rbytes64" |
448 |
#define LTX "obytes64" |
449 |
#define LIPACKETS "ipackets64" |
450 |
#define LOPACKETS "opackets64" |
451 |
#define VALTYPE value.ui64 |
452 |
#endif |
453 |
|
454 |
/* Read rx */ |
455 |
if((knp=kstat_data_lookup(ksp, LRX))==NULL){ |
456 |
/* This is a network interface, but it doesn't |
457 |
* have the rbytes/obytes values; for instance, |
458 |
* the loopback devices have this behaviour |
459 |
* (although they do track packets in/out). */ |
460 |
/* FIXME: Show packet counts when byte counts |
461 |
* not available. */ |
462 |
continue; |
463 |
} |
464 |
|
465 |
/* Create new network_stats */ |
466 |
if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) { |
467 |
kstat_close(kc); |
468 |
return NULL; |
469 |
} |
470 |
network_stat_ptr=network_stats+interfaces; |
471 |
|
472 |
/* Read interface name */ |
473 |
if (sg_update_string(&network_stat_ptr->interface_name, |
474 |
ksp->ks_name) < 0) { |
475 |
kstat_close(kc); |
476 |
return NULL; |
477 |
} |
478 |
|
479 |
/* Finish reading rx */ |
480 |
network_stat_ptr->rx=knp->VALTYPE; |
481 |
|
482 |
/* Read tx */ |
483 |
if((knp=kstat_data_lookup(ksp, LTX))==NULL){ |
484 |
continue; |
485 |
} |
486 |
network_stat_ptr->tx=knp->VALTYPE; |
487 |
|
488 |
/* Read ipackets */ |
489 |
if((knp=kstat_data_lookup(ksp, LIPACKETS))==NULL){ |
490 |
continue; |
491 |
} |
492 |
network_stat_ptr->ipackets=knp->VALTYPE; |
493 |
|
494 |
/* Read opackets */ |
495 |
if((knp=kstat_data_lookup(ksp, LOPACKETS))==NULL){ |
496 |
continue; |
497 |
} |
498 |
network_stat_ptr->opackets=knp->VALTYPE; |
499 |
|
500 |
/* Read ierrors */ |
501 |
if((knp=kstat_data_lookup(ksp, "ierrors"))==NULL){ |
502 |
continue; |
503 |
} |
504 |
network_stat_ptr->ierrors=knp->value.ui32; |
505 |
|
506 |
/* Read oerrors */ |
507 |
if((knp=kstat_data_lookup(ksp, "oerrors"))==NULL){ |
508 |
continue; |
509 |
} |
510 |
network_stat_ptr->oerrors=knp->value.ui32; |
511 |
|
512 |
/* Read collisions */ |
513 |
if((knp=kstat_data_lookup(ksp, "collisions"))==NULL){ |
514 |
continue; |
515 |
} |
516 |
network_stat_ptr->collisions=knp->value.ui32; |
517 |
|
518 |
|
519 |
/* Store systime */ |
520 |
network_stat_ptr->systime=time(NULL); |
521 |
|
522 |
interfaces++; |
523 |
} |
524 |
} |
525 |
|
526 |
kstat_close(kc); |
527 |
#endif |
528 |
#ifdef LINUX |
529 |
f=fopen("/proc/net/dev", "r"); |
530 |
if(f==NULL){ |
531 |
sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/net/dev"); |
532 |
return NULL; |
533 |
} |
534 |
/* read the 2 lines.. Its the title, so we dont care :) */ |
535 |
fgets(line, sizeof(line), f); |
536 |
fgets(line, sizeof(line), f); |
537 |
|
538 |
|
539 |
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){ |
540 |
sg_set_error(SG_ERROR_PARSE, NULL); |
541 |
return NULL; |
542 |
} |
543 |
|
544 |
interfaces=0; |
545 |
|
546 |
while((fgets(line, sizeof(line), f)) != NULL){ |
547 |
if((regexec(®ex, line, 9, line_match, 0))!=0){ |
548 |
continue; |
549 |
} |
550 |
|
551 |
if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) { |
552 |
return NULL; |
553 |
} |
554 |
network_stat_ptr=network_stats+interfaces; |
555 |
|
556 |
if(network_stat_ptr->interface_name!=NULL){ |
557 |
free(network_stat_ptr->interface_name); |
558 |
} |
559 |
|
560 |
network_stat_ptr->interface_name=sg_get_string_match(line, &line_match[1]); |
561 |
network_stat_ptr->rx=sg_get_ll_match(line, &line_match[2]); |
562 |
network_stat_ptr->tx=sg_get_ll_match(line, &line_match[5]); |
563 |
network_stat_ptr->ipackets=sg_get_ll_match(line, &line_match[3]); |
564 |
network_stat_ptr->opackets=sg_get_ll_match(line, &line_match[6]); |
565 |
network_stat_ptr->ierrors=sg_get_ll_match(line, &line_match[4]); |
566 |
network_stat_ptr->oerrors=sg_get_ll_match(line, &line_match[7]); |
567 |
network_stat_ptr->collisions=sg_get_ll_match(line, &line_match[8]); |
568 |
network_stat_ptr->systime=time(NULL); |
569 |
|
570 |
interfaces++; |
571 |
} |
572 |
fclose(f); |
573 |
regfree(®ex); |
574 |
|
575 |
#endif |
576 |
|
577 |
#ifdef CYGWIN |
578 |
sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin"); |
579 |
return NULL; |
580 |
#endif |
581 |
|
582 |
#ifdef WIN32 |
583 |
interfaces = 0; |
584 |
|
585 |
if((if_table = win32_get_devices()) == NULL) { |
586 |
sg_set_error(SG_ERROR_DEVICES, "network"); |
587 |
return NULL; |
588 |
} |
589 |
|
590 |
if(VECTOR_RESIZE(network_stats, if_table->dwNumEntries) < 0) { |
591 |
free(if_table); |
592 |
return NULL; |
593 |
} |
594 |
|
595 |
for (i=0; i<if_table->dwNumEntries; i++) { |
596 |
network_stat_ptr=network_stats+i; |
597 |
if_row = if_table->table[i]; |
598 |
|
599 |
if(sg_update_string(&network_stat_ptr->interface_name, |
600 |
if_row.bDescr) < 0) { |
601 |
free(if_table); |
602 |
return NULL; |
603 |
} |
604 |
network_stat_ptr->tx = if_row.dwOutOctets; |
605 |
network_stat_ptr->rx = if_row.dwInOctets; |
606 |
network_stat_ptr->ipackets = if_row.dwInUcastPkts + if_row.dwInNUcastPkts; |
607 |
network_stat_ptr->opackets = if_row.dwOutUcastPkts + if_row.dwOutNUcastPkts; |
608 |
network_stat_ptr->ierrors = if_row.dwInErrors; |
609 |
network_stat_ptr->oerrors = if_row.dwOutErrors; |
610 |
network_stat_ptr->collisions = 0; /* can't do that */ |
611 |
network_stat_ptr->systime = time(NULL); |
612 |
|
613 |
interfaces++; |
614 |
} |
615 |
free(if_table); |
616 |
|
617 |
/* Please say there's a nicer way to do this... If windows has two (or |
618 |
* more) identical network cards, GetIfTable returns them with the same |
619 |
* name, not like in Device Manager where the other has a #2 etc after |
620 |
* it. So, add the #number here. Should we be doing this? Or should the |
621 |
* end programs be dealing with duplicate names? Currently breaks |
622 |
* watch.pl in rrdgraphing. But Unix does not have the issue of |
623 |
* duplicate net device names. |
624 |
*/ |
625 |
for (i=0; i<interfaces; i++) { |
626 |
no = 2; |
627 |
for(j=i+1; j<interfaces; j++) { |
628 |
network_stat_ptr=network_stats+j; |
629 |
if(strcmp(network_stats[i].interface_name, |
630 |
network_stat_ptr->interface_name) == 0) { |
631 |
if(snprintf(buf, sizeof(buf), " #%d", no) < 0) { |
632 |
break; |
633 |
} |
634 |
if(sg_concat_string(&network_stat_ptr->interface_name, buf) != 0) { |
635 |
return NULL; |
636 |
} |
637 |
|
638 |
no++; |
639 |
} |
640 |
} |
641 |
} |
642 |
#endif |
643 |
|
644 |
*entries=interfaces; |
645 |
|
646 |
return network_stats; |
647 |
} |
648 |
|
649 |
static long long transfer_diff(long long new, long long old){ |
650 |
#if defined(SOL7) || defined(LINUX) || defined(FREEBSD) || defined(DFBSD) || defined(OPENBSD) || defined(WIN32) |
651 |
/* 32-bit quantities, so we must explicitly deal with wraparound. */ |
652 |
#define MAXVAL 0x100000000LL |
653 |
if (new >= old) { |
654 |
return new - old; |
655 |
} else { |
656 |
return MAXVAL + new - old; |
657 |
} |
658 |
#else |
659 |
/* 64-bit quantities, so plain subtraction works. */ |
660 |
return new - old; |
661 |
#endif |
662 |
} |
663 |
|
664 |
sg_network_io_stats *sg_get_network_io_stats_diff(int *entries) { |
665 |
VECTOR_DECLARE_STATIC(diff, sg_network_io_stats, 1, |
666 |
network_stat_init, network_stat_destroy); |
667 |
sg_network_io_stats *src = NULL, *dest; |
668 |
int i, j, diff_count, new_count; |
669 |
|
670 |
if (network_stats == NULL) { |
671 |
/* No previous stats, so we can't calculate a difference. */ |
672 |
return sg_get_network_io_stats(entries); |
673 |
} |
674 |
|
675 |
/* Resize the results array to match the previous stats. */ |
676 |
diff_count = VECTOR_SIZE(network_stats); |
677 |
if (VECTOR_RESIZE(diff, diff_count) < 0) { |
678 |
return NULL; |
679 |
} |
680 |
|
681 |
/* Copy the previous stats into the result. */ |
682 |
for (i = 0; i < diff_count; i++) { |
683 |
src = &network_stats[i]; |
684 |
dest = &diff[i]; |
685 |
|
686 |
if (sg_update_string(&dest->interface_name, |
687 |
src->interface_name) < 0) { |
688 |
return NULL; |
689 |
} |
690 |
dest->rx = src->rx; |
691 |
dest->tx = src->tx; |
692 |
dest->ipackets = src->ipackets; |
693 |
dest->opackets = src->opackets; |
694 |
dest->ierrors = src->ierrors; |
695 |
dest->oerrors = src->oerrors; |
696 |
dest->collisions = src->collisions; |
697 |
dest->systime = src->systime; |
698 |
} |
699 |
|
700 |
/* Get a new set of stats. */ |
701 |
if (sg_get_network_io_stats(&new_count) == NULL) { |
702 |
return NULL; |
703 |
} |
704 |
|
705 |
/* For each previous stat... */ |
706 |
for (i = 0; i < diff_count; i++) { |
707 |
dest = &diff[i]; |
708 |
|
709 |
/* ... find the corresponding new stat ... */ |
710 |
for (j = 0; j < new_count; j++) { |
711 |
/* Try the new stat in the same position first, |
712 |
since that's most likely to be it. */ |
713 |
src = &network_stats[(i + j) % new_count]; |
714 |
if (strcmp(src->interface_name, dest->interface_name) == 0) { |
715 |
break; |
716 |
} |
717 |
} |
718 |
if (j == new_count) { |
719 |
/* No match found. */ |
720 |
continue; |
721 |
} |
722 |
|
723 |
/* ... and subtract the previous stat from it to get the |
724 |
difference. */ |
725 |
dest->rx = transfer_diff(src->rx, dest->rx); |
726 |
dest->tx = transfer_diff(src->tx, dest->tx); |
727 |
dest->ipackets = transfer_diff(src->ipackets, dest->ipackets); |
728 |
dest->opackets = transfer_diff(src->opackets, dest->opackets); |
729 |
dest->ierrors = transfer_diff(src->ierrors, dest->ierrors); |
730 |
dest->oerrors = transfer_diff(src->oerrors, dest->oerrors); |
731 |
dest->collisions = transfer_diff(src->collisions, dest->collisions); |
732 |
dest->systime = src->systime - dest->systime; |
733 |
} |
734 |
|
735 |
*entries = diff_count; |
736 |
return diff; |
737 |
} |
738 |
|
739 |
int sg_network_io_compare_name(const void *va, const void *vb) { |
740 |
const sg_network_io_stats *a = (const sg_network_io_stats *)va; |
741 |
const sg_network_io_stats *b = (const sg_network_io_stats *)vb; |
742 |
|
743 |
return strcmp(a->interface_name, b->interface_name); |
744 |
} |
745 |
|
746 |
/* NETWORK INTERFACE STATS */ |
747 |
|
748 |
static void network_iface_stat_init(sg_network_iface_stats *s) { |
749 |
s->interface_name = NULL; |
750 |
s->speed = 0; |
751 |
s->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
752 |
} |
753 |
|
754 |
static void network_iface_stat_destroy(sg_network_iface_stats *s) { |
755 |
free(s->interface_name); |
756 |
} |
757 |
|
758 |
sg_network_iface_stats *sg_get_network_iface_stats(int *entries){ |
759 |
VECTOR_DECLARE_STATIC(network_iface_stats, sg_network_iface_stats, 5, |
760 |
network_iface_stat_init, network_iface_stat_destroy); |
761 |
sg_network_iface_stats *network_iface_stat_ptr; |
762 |
int ifaces = 0; |
763 |
|
764 |
#ifdef SOLARIS |
765 |
kstat_ctl_t *kc; |
766 |
kstat_t *ksp; |
767 |
kstat_named_t *knp; |
768 |
int sock; |
769 |
#endif |
770 |
#ifdef ALLBSD |
771 |
struct ifmediareq ifmed; |
772 |
struct ifaddrs *net, *net_ptr; |
773 |
struct ifreq ifr; |
774 |
int sock; |
775 |
int x; |
776 |
#endif |
777 |
#ifdef LINUX |
778 |
FILE *f; |
779 |
/* Horrible big enough, but it should be easily big enough */ |
780 |
char line[8096]; |
781 |
int sock; |
782 |
#endif |
783 |
#ifdef WIN32 |
784 |
PMIB_IFTABLE if_table; |
785 |
MIB_IFROW if_row; |
786 |
int i,j,no; |
787 |
char buf[5]; |
788 |
#endif |
789 |
#ifdef AIX |
790 |
int fd, n; |
791 |
size_t pagesize; |
792 |
struct ifreq *ifr, *lifr, iff; |
793 |
struct ifconf ifc; |
794 |
#endif |
795 |
#ifdef HPUX |
796 |
int fd; |
797 |
struct ifreq *ifr, *lifr, iff; |
798 |
struct ifconf ifc; |
799 |
#endif |
800 |
|
801 |
#ifdef ALLBSD |
802 |
if(getifaddrs(&net) != 0){ |
803 |
sg_set_error_with_errno(SG_ERROR_GETIFADDRS, NULL); |
804 |
return NULL; |
805 |
} |
806 |
|
807 |
if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == 0) return NULL; |
808 |
|
809 |
for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){ |
810 |
if(net_ptr->ifa_addr->sa_family != AF_LINK) continue; |
811 |
|
812 |
if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) { |
813 |
return NULL; |
814 |
} |
815 |
network_iface_stat_ptr = network_iface_stats + ifaces; |
816 |
|
817 |
memset(&ifr, 0, sizeof(ifr)); |
818 |
strncpy(ifr.ifr_name, net_ptr->ifa_name, sizeof(ifr.ifr_name)); |
819 |
|
820 |
if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0){ |
821 |
continue; |
822 |
} |
823 |
if((ifr.ifr_flags & IFF_UP) != 0){ |
824 |
network_iface_stat_ptr->up = 1; |
825 |
}else{ |
826 |
network_iface_stat_ptr->up = 0; |
827 |
} |
828 |
|
829 |
if (sg_update_string(&network_iface_stat_ptr->interface_name, |
830 |
net_ptr->ifa_name) < 0) { |
831 |
return NULL; |
832 |
} |
833 |
|
834 |
network_iface_stat_ptr->speed = 0; |
835 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
836 |
ifaces++; |
837 |
|
838 |
memset(&ifmed, 0, sizeof(struct ifmediareq)); |
839 |
sg_strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name)); |
840 |
if(ioctl(sock, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){ |
841 |
/* Not all interfaces support the media ioctls. */ |
842 |
continue; |
843 |
} |
844 |
|
845 |
/* We may need to change this if we start doing wireless devices too */ |
846 |
if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){ |
847 |
/* Not a ETHER device */ |
848 |
continue; |
849 |
} |
850 |
|
851 |
/* Assuming only ETHER devices */ |
852 |
x = IFM_SUBTYPE(ifmed.ifm_active); |
853 |
switch(x){ |
854 |
/* 10 Mbit connections. Speedy :) */ |
855 |
case(IFM_10_T): |
856 |
case(IFM_10_2): |
857 |
case(IFM_10_5): |
858 |
case(IFM_10_STP): |
859 |
case(IFM_10_FL): |
860 |
network_iface_stat_ptr->speed = 10; |
861 |
break; |
862 |
/* 100 Mbit connections */ |
863 |
case(IFM_100_TX): |
864 |
case(IFM_100_FX): |
865 |
case(IFM_100_T4): |
866 |
case(IFM_100_VG): |
867 |
case(IFM_100_T2): |
868 |
network_iface_stat_ptr->speed = 100; |
869 |
break; |
870 |
/* 1000 Mbit connections */ |
871 |
case(IFM_1000_SX): |
872 |
case(IFM_1000_LX): |
873 |
case(IFM_1000_CX): |
874 |
#if defined(IFM_1000_TX) && !defined(OPENBSD) |
875 |
case(IFM_1000_TX): /* FreeBSD 4 and others (but NOT OpenBSD)? */ |
876 |
#endif |
877 |
#ifdef IFM_1000_FX |
878 |
case(IFM_1000_FX): /* FreeBSD 4 */ |
879 |
#endif |
880 |
#ifdef IFM_1000_T |
881 |
case(IFM_1000_T): /* FreeBSD 5 */ |
882 |
#endif |
883 |
network_iface_stat_ptr->speed = 1000; |
884 |
break; |
885 |
/* We don't know what it is */ |
886 |
default: |
887 |
network_iface_stat_ptr->speed = 0; |
888 |
break; |
889 |
} |
890 |
|
891 |
if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){ |
892 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_FULL; |
893 |
}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){ |
894 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_HALF; |
895 |
}else{ |
896 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
897 |
} |
898 |
} |
899 |
freeifaddrs(net); |
900 |
close(sock); |
901 |
#endif |
902 |
|
903 |
#ifdef AIX |
904 |
/* |
905 |
* Fix up variable length of struct ifr |
906 |
*/ |
907 |
#ifndef _SIZEOF_ADDR_IFREQ |
908 |
#define _SIZEOF_ADDR_IFREQ(ifr) \ |
909 |
(((ifr).ifr_addr.sa_len > sizeof(struct sockaddr)) \ |
910 |
? sizeof(struct ifreq) - sizeof(struct sockaddr) + (ifr).ifr_addr.sa_len \ |
911 |
: sizeof(struct ifreq)) |
912 |
#endif |
913 |
|
914 |
if ((pagesize = sysconf(_SC_PAGESIZE)) == ((size_t)-1)) { |
915 |
sg_set_error_with_errno(SG_ERROR_SYSCONF, "_SC_PAGESIZE"); |
916 |
return NULL; |
917 |
} |
918 |
|
919 |
if ((fd = socket (PF_INET, SOCK_DGRAM, 0)) == -1) { |
920 |
return NULL; |
921 |
} |
922 |
|
923 |
n = 2; |
924 |
ifr = (struct ifreq *)malloc( n*pagesize ); |
925 |
if( NULL == ifr ) { |
926 |
sg_set_error_with_errno(SG_ERROR_MALLOC, NULL); |
927 |
close (fd); |
928 |
return NULL; |
929 |
} |
930 |
bzero(&ifc, sizeof(ifc)); |
931 |
ifc.ifc_req = ifr; |
932 |
ifc.ifc_len = n * pagesize; |
933 |
while( ( ioctl( fd, SIOCGIFCONF, &ifc ) == -1 ) || |
934 |
( ((size_t)ifc.ifc_len) >= ( (n-1) * pagesize)) ) |
935 |
{ |
936 |
n *= 2; |
937 |
ifr = (struct ifreq *)realloc( ifr, n*pagesize ); |
938 |
if( NULL == ifr ) { |
939 |
free( ifc.ifc_req ); |
940 |
close (fd); |
941 |
sg_set_error_with_errno(SG_ERROR_MALLOC, NULL); |
942 |
return NULL; |
943 |
} |
944 |
ifc.ifc_req = ifr; |
945 |
ifc.ifc_len = n * pagesize; |
946 |
} |
947 |
|
948 |
lifr = (struct ifreq *)&ifc.ifc_buf[ifc.ifc_len]; |
949 |
for ( ifr = ifc.ifc_req; |
950 |
ifr < lifr; |
951 |
ifr = (struct ifreq *)&(((char *)ifr)[_SIZEOF_ADDR_IFREQ(*ifr)]) ) |
952 |
{ |
953 |
struct sockaddr *sa = &ifr->ifr_addr; |
954 |
|
955 |
if(sa->sa_family != AF_LINK) |
956 |
continue; |
957 |
|
958 |
if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) { |
959 |
free( ifc.ifc_req ); |
960 |
close (fd); |
961 |
return NULL; |
962 |
} |
963 |
network_iface_stat_ptr = network_iface_stats + ifaces; |
964 |
|
965 |
memset(&iff, 0, sizeof(iff)); |
966 |
strncpy(iff.ifr_name, ifr->ifr_name, sizeof(iff.ifr_name)); |
967 |
|
968 |
if (ioctl(fd, SIOCGIFFLAGS, &iff) < 0) { |
969 |
continue; |
970 |
} |
971 |
|
972 |
if ((iff.ifr_flags & IFF_UP) != 0) { |
973 |
network_iface_stat_ptr->up = 1; |
974 |
} else { |
975 |
network_iface_stat_ptr->up = 0; |
976 |
} |
977 |
if (sg_update_string(&network_iface_stat_ptr->interface_name, |
978 |
ifr->ifr_name) < 0) { |
979 |
close (fd); |
980 |
free( ifc.ifc_req ); |
981 |
return NULL; |
982 |
} |
983 |
|
984 |
network_iface_stat_ptr->speed = 0; |
985 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
986 |
ifaces++; |
987 |
} |
988 |
|
989 |
close (fd); |
990 |
free( ifc.ifc_req ); |
991 |
#endif |
992 |
|
993 |
#ifdef HPUX |
994 |
/* |
995 |
* Fix up variable length of struct ifr |
996 |
*/ |
997 |
#ifndef _SA_LEN |
998 |
#define _SA_LEN(sa) \ |
999 |
((sa).sa_family == AF_UNIX ? sizeof(struct sockaddr_un) : \ |
1000 |
(sa).sa_family == AF_INET6 ? sizeof(struct sockaddr_in6) : \ |
1001 |
sizeof(struct sockaddr)) |
1002 |
#endif |
1003 |
|
1004 |
#ifndef _SIZEOF_ADDR_IFREQ |
1005 |
#define _SIZEOF_ADDR_IFREQ(ifr) \ |
1006 |
((_SA_LEN((ifr).ifr_addr) > sizeof(struct sockaddr)) \ |
1007 |
? sizeof(struct ifreq) - sizeof(struct sockaddr) + _SA_LEN((ifr).ifr_addr) \ |
1008 |
: sizeof(struct ifreq)) |
1009 |
#endif |
1010 |
if ((fd = socket (PF_INET, SOCK_DGRAM, 0)) == -1) { |
1011 |
return NULL; |
1012 |
} |
1013 |
|
1014 |
bzero(&ifc, sizeof(ifc)); |
1015 |
if (ioctl (fd, SIOCGIFNUM, &ifc) != -1) { |
1016 |
ifr = calloc(sizeof (*ifr), ifc.ifc_len); |
1017 |
if( NULL == ifr ) { |
1018 |
close (fd); |
1019 |
sg_set_error_with_errno(SG_ERROR_MALLOC, NULL); |
1020 |
return NULL; |
1021 |
} |
1022 |
ifc.ifc_req = ifr; |
1023 |
ifc.ifc_len *= sizeof (*ifr); |
1024 |
if (ioctl (fd, SIOCGIFCONF, &ifc) == -1) { |
1025 |
free (ifr); |
1026 |
close (fd); |
1027 |
sg_set_error_with_errno(SG_ERROR_GETIFADDRS, NULL); |
1028 |
return NULL; |
1029 |
} |
1030 |
} else { |
1031 |
close (fd); |
1032 |
sg_set_error_with_errno(SG_ERROR_GETIFADDRS, NULL); |
1033 |
return NULL; |
1034 |
} |
1035 |
|
1036 |
lifr = (struct ifreq *)&ifc.ifc_buf[ifc.ifc_len]; |
1037 |
for ( ifr = ifc.ifc_req; |
1038 |
ifr < lifr; |
1039 |
ifr = (struct ifreq *)(((char *)ifr) + _SIZEOF_ADDR_IFREQ(*ifr)) ) |
1040 |
{ |
1041 |
if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) { |
1042 |
free( ifc.ifc_req ); |
1043 |
close (fd); |
1044 |
return NULL; |
1045 |
} |
1046 |
network_iface_stat_ptr = network_iface_stats + ifaces; |
1047 |
|
1048 |
bzero(&iff, sizeof(iff)); |
1049 |
strncpy(iff.ifr_name, ifr->ifr_name, sizeof(iff.ifr_name)); |
1050 |
|
1051 |
if (ioctl(fd, SIOCGIFFLAGS, &iff) < 0) { |
1052 |
continue; |
1053 |
} |
1054 |
|
1055 |
if ((iff.ifr_flags & IFF_UP) != 0) { |
1056 |
network_iface_stat_ptr->up = 1; |
1057 |
} else { |
1058 |
network_iface_stat_ptr->up = 0; |
1059 |
} |
1060 |
if (sg_update_string(&network_iface_stat_ptr->interface_name, |
1061 |
ifr->ifr_name) < 0) { |
1062 |
close (fd); |
1063 |
free( ifc.ifc_req ); |
1064 |
return NULL; |
1065 |
} |
1066 |
|
1067 |
/** |
1068 |
* for physical devices we now could ask /dev/dlpi for speed and type, |
1069 |
* but for monitoring we don't care |
1070 |
*/ |
1071 |
network_iface_stat_ptr->speed = 0; |
1072 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
1073 |
ifaces++; |
1074 |
} |
1075 |
|
1076 |
close (fd); |
1077 |
free( ifc.ifc_req ); |
1078 |
#endif |
1079 |
|
1080 |
#ifdef SOLARIS |
1081 |
if ((kc = kstat_open()) == NULL) { |
1082 |
sg_set_error(SG_ERROR_KSTAT_OPEN, NULL); |
1083 |
return NULL; |
1084 |
} |
1085 |
|
1086 |
if ((sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP)) < 0) { |
1087 |
sg_set_error_with_errno(SG_ERROR_SOCKET, NULL); |
1088 |
kstat_close(kc); |
1089 |
return NULL; |
1090 |
} |
1091 |
|
1092 |
for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
1093 |
if (strcmp(ksp->ks_class, "net") == 0) { |
1094 |
struct ifreq ifr; |
1095 |
|
1096 |
kstat_read(kc, ksp, NULL); |
1097 |
|
1098 |
strncpy(ifr.ifr_name, ksp->ks_name, sizeof ifr.ifr_name); |
1099 |
if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) { |
1100 |
/* Not a network interface. */ |
1101 |
continue; |
1102 |
} |
1103 |
|
1104 |
if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) { |
1105 |
kstat_close(kc); |
1106 |
return NULL; |
1107 |
} |
1108 |
network_iface_stat_ptr = network_iface_stats + ifaces; |
1109 |
ifaces++; |
1110 |
|
1111 |
if (sg_update_string(&network_iface_stat_ptr->interface_name, |
1112 |
ksp->ks_name) < 0) { |
1113 |
kstat_close(kc); |
1114 |
return NULL; |
1115 |
} |
1116 |
|
1117 |
if ((ifr.ifr_flags & IFF_UP) != 0) { |
1118 |
if ((knp = kstat_data_lookup(ksp, "link_up")) != NULL) { |
1119 |
/* take in to account if link |
1120 |
* is up as well as interface */ |
1121 |
if (knp->value.ui32 != 0u) { |
1122 |
network_iface_stat_ptr->up = 1; |
1123 |
} else { |
1124 |
network_iface_stat_ptr->up = 0; |
1125 |
} |
1126 |
} |
1127 |
else { |
1128 |
/* maintain compatibility */ |
1129 |
network_iface_stat_ptr->up = 1; |
1130 |
} |
1131 |
} else { |
1132 |
network_iface_stat_ptr->up = 0; |
1133 |
} |
1134 |
|
1135 |
if ((knp = kstat_data_lookup(ksp, "ifspeed")) != NULL) { |
1136 |
network_iface_stat_ptr->speed = knp->value.ui64 / (1000 * 1000); |
1137 |
} else { |
1138 |
network_iface_stat_ptr->speed = 0; |
1139 |
} |
1140 |
|
1141 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
1142 |
if ((knp = kstat_data_lookup(ksp, "link_duplex")) != NULL) { |
1143 |
switch (knp->value.ui32) { |
1144 |
case 1: |
1145 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_HALF; |
1146 |
break; |
1147 |
case 2: |
1148 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_FULL; |
1149 |
break; |
1150 |
} |
1151 |
} |
1152 |
} |
1153 |
} |
1154 |
|
1155 |
close(sock); |
1156 |
kstat_close(kc); |
1157 |
#endif |
1158 |
#ifdef LINUX |
1159 |
f = fopen("/proc/net/dev", "r"); |
1160 |
if(f == NULL){ |
1161 |
sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/net/dev"); |
1162 |
return NULL; |
1163 |
} |
1164 |
|
1165 |
/* Setup stuff so we can do the ioctl to get the info */ |
1166 |
if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0){ |
1167 |
sg_set_error_with_errno(SG_ERROR_SOCKET, NULL); |
1168 |
return NULL; |
1169 |
} |
1170 |
|
1171 |
/* Ignore first 2 lines.. Just headings */ |
1172 |
if((fgets(line, sizeof(line), f)) == NULL) { |
1173 |
sg_set_error(SG_ERROR_PARSE, NULL); |
1174 |
return NULL; |
1175 |
} |
1176 |
if((fgets(line, sizeof(line), f)) == NULL) { |
1177 |
sg_set_error(SG_ERROR_PARSE, NULL); |
1178 |
return NULL; |
1179 |
} |
1180 |
|
1181 |
while((fgets(line, sizeof(line), f)) != NULL){ |
1182 |
char *name, *ptr; |
1183 |
struct ifreq ifr; |
1184 |
struct ethtool_cmd ethcmd; |
1185 |
int err; |
1186 |
|
1187 |
/* Get the interface name */ |
1188 |
ptr = strchr(line, ':'); |
1189 |
if (ptr == NULL) continue; |
1190 |
*ptr='\0'; |
1191 |
name = line; |
1192 |
while(isspace(*(name))){ |
1193 |
name++; |
1194 |
} |
1195 |
|
1196 |
memset(&ifr, 0, sizeof ifr); |
1197 |
strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name); |
1198 |
|
1199 |
if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) { |
1200 |
continue; |
1201 |
} |
1202 |
|
1203 |
/* We have a good interface to add */ |
1204 |
if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) { |
1205 |
return NULL; |
1206 |
} |
1207 |
network_iface_stat_ptr = network_iface_stats + ifaces; |
1208 |
|
1209 |
if (sg_update_string(&network_iface_stat_ptr->interface_name, |
1210 |
name) < 0) { |
1211 |
return NULL; |
1212 |
} |
1213 |
if ((ifr.ifr_flags & IFF_UP) != 0) { |
1214 |
network_iface_stat_ptr->up = 1; |
1215 |
} else { |
1216 |
network_iface_stat_ptr->up = 0; |
1217 |
} |
1218 |
|
1219 |
memset(ðcmd, 0, sizeof ethcmd); |
1220 |
ethcmd.cmd = ETHTOOL_GSET; |
1221 |
ifr.ifr_data = (caddr_t) ðcmd; |
1222 |
|
1223 |
err = ioctl(sock, SIOCETHTOOL, &ifr); |
1224 |
if (err == 0) { |
1225 |
network_iface_stat_ptr->speed = ethcmd.speed; |
1226 |
|
1227 |
switch (ethcmd.duplex) { |
1228 |
case DUPLEX_FULL: |
1229 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_FULL; |
1230 |
break; |
1231 |
case DUPLEX_HALF: |
1232 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_HALF; |
1233 |
break; |
1234 |
default: |
1235 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
1236 |
} |
1237 |
} else { |
1238 |
/* Not all interfaces support the ethtool ioctl. */ |
1239 |
network_iface_stat_ptr->speed = 0; |
1240 |
network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN; |
1241 |
} |
1242 |
|
1243 |
ifaces++; |
1244 |
} |
1245 |
close(sock); |
1246 |
fclose(f); |
1247 |
#endif |
1248 |
#ifdef CYGWIN |
1249 |
sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin"); |
1250 |
return NULL; |
1251 |
#endif |
1252 |
#ifdef WIN32 |
1253 |
ifaces = 0; |
1254 |
|
1255 |
if((if_table = win32_get_devices()) == NULL) { |
1256 |
sg_set_error(SG_ERROR_DEVICES, "network interfaces"); |
1257 |
return NULL; |
1258 |
} |
1259 |
|
1260 |
if(VECTOR_RESIZE(network_iface_stats, if_table->dwNumEntries) < 0) { |
1261 |
free(if_table); |
1262 |
return NULL; |
1263 |
} |
1264 |
|
1265 |
for(i=0; i<if_table->dwNumEntries; i++) { |
1266 |
network_iface_stat_ptr=network_iface_stats+i; |
1267 |
if_row = if_table->table[i]; |
1268 |
|
1269 |
if(sg_update_string(&network_iface_stat_ptr->interface_name, |
1270 |
if_row.bDescr) < 0) { |
1271 |
free(if_table); |
1272 |
return NULL; |
1273 |
} |
1274 |
network_iface_stat_ptr->speed = if_row.dwSpeed /1000000; |
1275 |
|
1276 |
if((if_row.dwOperStatus == MIB_IF_OPER_STATUS_CONNECTED || |
1277 |
if_row.dwOperStatus == |
1278 |
MIB_IF_OPER_STATUS_OPERATIONAL) && |
1279 |
if_row.dwAdminStatus == 1) { |
1280 |
network_iface_stat_ptr->up = 1; |
1281 |
} else { |
1282 |
network_iface_stat_ptr->up = 0; |
1283 |
} |
1284 |
|
1285 |
ifaces++; |
1286 |
} |
1287 |
free(if_table); |
1288 |
|
1289 |
/* again with the renumbering */ |
1290 |
for (i=0; i<ifaces; i++) { |
1291 |
no = 2; |
1292 |
for(j=i+1; j<ifaces; j++) { |
1293 |
network_iface_stat_ptr=network_iface_stats+j; |
1294 |
if(strcmp(network_iface_stats[i].interface_name, |
1295 |
network_iface_stat_ptr->interface_name) == 0) { |
1296 |
if(snprintf(buf, sizeof(buf), " #%d", no) < 0) { |
1297 |
break; |
1298 |
} |
1299 |
if(sg_concat_string(&network_iface_stat_ptr->interface_name, buf) != 0) { |
1300 |
return NULL; |
1301 |
} |
1302 |
|
1303 |
no++; |
1304 |
} |
1305 |
} |
1306 |
} |
1307 |
#endif |
1308 |
|
1309 |
#ifdef SG_ENABLE_DEPRECATED |
1310 |
network_iface_stat_ptr->dup = network_iface_stat_ptr->duplex; |
1311 |
#endif |
1312 |
|
1313 |
*entries = ifaces; |
1314 |
return network_iface_stats; |
1315 |
} |
1316 |
|
1317 |
int sg_network_iface_compare_name(const void *va, const void *vb) { |
1318 |
const sg_network_iface_stats *a = (const sg_network_iface_stats *)va; |
1319 |
const sg_network_iface_stats *b = (const sg_network_iface_stats *)vb; |
1320 |
|
1321 |
return strcmp(a->interface_name, b->interface_name); |
1322 |
} |
1323 |
|