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