96 lines
3.0 KiB
C
96 lines
3.0 KiB
C
// vim:ts=8:expandtab
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#include <string.h>
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#include <limits.h>
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#include <stdio.h>
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#include <sys/ioctl.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 <netinet/in.h>
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#include <arpa/inet.h>
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#include "i3status.h"
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#if defined(LINUX)
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#include <linux/ethtool.h>
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#include <linux/sockios.h>
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#define PART_ETHSPEED "E: %s (%d Mbit/s)"
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#endif
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#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
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#include <net/if_media.h>
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#define IFM_TYPE_MATCH(dt, t) \
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(IFM_TYPE((dt)) == 0 || IFM_TYPE((dt)) == IFM_TYPE((t)))
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#define PART_ETHSPEED "E: %s (%s)"
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#endif
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static void print_eth_speed(const char *interface) {
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#if defined(LINUX)
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int ethspeed = 0;
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#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
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char *ethspeed;
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#endif
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#if defined(LINUX)
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/* This code path requires root privileges */
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struct ifreq ifr;
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struct ethtool_cmd ecmd;
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ecmd.cmd = ETHTOOL_GSET;
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(void)memset(&ifr, 0, sizeof(ifr));
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ifr.ifr_data = (caddr_t)&ecmd;
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(void)strcpy(ifr.ifr_name, interface);
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if (ioctl(general_socket, SIOCETHTOOL, &ifr) == 0) {
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ethspeed = (ecmd.speed == USHRT_MAX ? 0 : ecmd.speed);
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printf("%d Mbit/s", ethspeed);
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} else printf("?");
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#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
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struct ifmediareq ifm;
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(void)memset(&ifm, 0, sizeof(ifm));
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(void)strncpy(ifm.ifm_name, interface, sizeof(ifm.ifm_name));
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int ret = ioctl(general_socket, SIOCGIFMEDIA, (caddr_t)&ifm);
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/* Get the description of the media type, partially taken from
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* FreeBSD's ifconfig */
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const struct ifmedia_description *desc;
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struct ifmedia_description ifm_subtype_descriptions[] =
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IFM_SUBTYPE_ETHERNET_DESCRIPTIONS;
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for (desc = ifm_subtype_descriptions;
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desc->ifmt_string != NULL;
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desc++) {
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if (IFM_TYPE_MATCH(desc->ifmt_word, ifm.ifm_active) &&
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IFM_SUBTYPE(desc->ifmt_word) == IFM_SUBTYPE(ifm.ifm_active))
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break;
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}
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ethspeed = (desc->ifmt_string != NULL ? desc->ifmt_string : "?");
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printf("%s", ethspeed);
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#endif
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}
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/*
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* Combines ethernet IP addresses and speed (if requested) for displaying
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*
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*/
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void print_eth_info(const char *interface, const char *format) {
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const char *walk;
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const char *ip_address = get_ip_addr(interface);
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for (walk = format; *walk != '\0'; walk++) {
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if (*walk != '%') {
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putchar(*walk);
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continue;
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}
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if (strncmp(walk+1, "ip", strlen("ip")) == 0) {
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printf("%s", ip_address);
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walk += strlen("ip");
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} else if (strncmp(walk+1, "speed", strlen("speed")) == 0) {
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print_eth_speed(interface);
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walk += strlen("speed");
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}
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}
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}
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