7 #include <sys/socket.h>
9 #include <netinet/in.h>
10 #include <arpa/inet.h>
11 #include <yajl/yajl_gen.h>
12 #include <yajl/yajl_version.h>
17 #include <linux/ethtool.h>
18 #include <linux/sockios.h>
19 #define PART_ETHSPEED "E: %s (%d Mbit/s)"
22 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
23 #include <net/if_media.h>
24 #define IFM_TYPE_MATCH(dt, t) \
25 (IFM_TYPE((dt)) == 0 || IFM_TYPE((dt)) == IFM_TYPE((t)))
27 #define PART_ETHSPEED "E: %s (%s)"
30 #if defined(__OpenBSD__) || defined(__NetBSD__)
32 #include <net/if_media.h>
35 static int print_eth_speed(char *outwalk, const char *interface) {
37 /* This code path requires root privileges */
40 struct ethtool_cmd ecmd;
42 ecmd.cmd = ETHTOOL_GSET;
43 (void)memset(&ifr, 0, sizeof(ifr));
44 ifr.ifr_data = (caddr_t)&ecmd;
45 (void)strcpy(ifr.ifr_name, interface);
46 if (ioctl(general_socket, SIOCETHTOOL, &ifr) == 0) {
47 ethspeed = (ecmd.speed == USHRT_MAX ? 0 : ecmd.speed);
48 return sprintf(outwalk, "%d Mbit/s", ethspeed);
49 } else return sprintf(outwalk, "?");
50 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
52 struct ifmediareq ifm;
53 (void)memset(&ifm, 0, sizeof(ifm));
54 (void)strncpy(ifm.ifm_name, interface, sizeof(ifm.ifm_name));
55 int ret = ioctl(general_socket, SIOCGIFMEDIA, (caddr_t)&ifm);
57 /* Get the description of the media type, partially taken from
58 * FreeBSD's ifconfig */
59 const struct ifmedia_description *desc;
60 struct ifmedia_description ifm_subtype_descriptions[] =
61 IFM_SUBTYPE_ETHERNET_DESCRIPTIONS;
63 for (desc = ifm_subtype_descriptions;
64 desc->ifmt_string != NULL;
66 if (IFM_TYPE_MATCH(desc->ifmt_word, ifm.ifm_active) &&
67 IFM_SUBTYPE(desc->ifmt_word) == IFM_SUBTYPE(ifm.ifm_active))
70 ethspeed = (desc->ifmt_string != NULL ? desc->ifmt_string : "?");
71 return sprintf(outwalk, "%s", ethspeed);
72 #elif defined(__OpenBSD__) || defined(__NetBSD__)
74 struct ifmediareq ifmr;
76 (void) memset(&ifmr, 0, sizeof(ifmr));
77 (void) strlcpy(ifmr.ifm_name, interface, sizeof(ifmr.ifm_name));
79 if (ioctl(general_socket, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0) {
81 return sprintf(outwalk, "?");
84 struct ifmedia_description *desc;
85 struct ifmedia_description ifm_subtype_descriptions[] =
86 IFM_SUBTYPE_DESCRIPTIONS;
88 for (desc = ifm_subtype_descriptions; desc->ifmt_string != NULL; desc++) {
90 * Skip these non-informative values and go right ahead to the
93 if (BEGINS_WITH(desc->ifmt_string, "autoselect") ||
94 BEGINS_WITH(desc->ifmt_string, "auto"))
97 if (IFM_TYPE_MATCH(desc->ifmt_word, ifmr.ifm_active) &&
98 IFM_SUBTYPE(desc->ifmt_word) == IFM_SUBTYPE(ifmr.ifm_active))
101 ethspeed = (desc->ifmt_string != NULL ? desc->ifmt_string : "?");
102 return sprintf(outwalk, "%s", ethspeed);
105 return sprintf(outwalk, "?");
110 * Combines ethernet IP addresses and speed (if requested) for displaying
113 void print_eth_info(yajl_gen json_gen, char *buffer, const char *interface, const char *format_up, const char *format_down) {
115 const char *ip_address = get_ip_addr(interface);
116 char *outwalk = buffer;
120 if (ip_address == NULL) {
121 START_COLOR("color_bad");
122 outwalk += sprintf(outwalk, "%s", format_down);
126 START_COLOR("color_good");
128 for (walk = format_up; *walk != '\0'; walk++) {
130 *(outwalk++) = *walk;
134 if (BEGINS_WITH(walk+1, "ip")) {
135 outwalk += sprintf(outwalk, "%s", ip_address);
136 walk += strlen("ip");
137 } else if (BEGINS_WITH(walk+1, "speed")) {
138 outwalk += print_eth_speed(outwalk, interface);
139 walk += strlen("speed");
145 OUTPUT_FULL_TEXT(buffer);